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CN117285241A - Alignment mechanism and cutting equipment - Google Patents

Alignment mechanism and cutting equipment Download PDF

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Publication number
CN117285241A
CN117285241A CN202311575514.5A CN202311575514A CN117285241A CN 117285241 A CN117285241 A CN 117285241A CN 202311575514 A CN202311575514 A CN 202311575514A CN 117285241 A CN117285241 A CN 117285241A
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CN
China
Prior art keywords
cutting
scanning
mounting
section
cut
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202311575514.5A
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Chinese (zh)
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CN117285241B (en
Inventor
郭浩
蔡亚军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Youbei Precision Intelligent Equipment Co ltd
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Suzhou Youbei Precision Intelligent Equipment Co ltd
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Application filed by Suzhou Youbei Precision Intelligent Equipment Co ltd filed Critical Suzhou Youbei Precision Intelligent Equipment Co ltd
Priority to CN202311575514.5A priority Critical patent/CN117285241B/en
Publication of CN117285241A publication Critical patent/CN117285241A/en
Application granted granted Critical
Publication of CN117285241B publication Critical patent/CN117285241B/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00Severing cooled glass
    • C03B33/02Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention provides a positioning mechanism and cutting equipment, and relates to the technical field of manufacturing of display panels. Wherein, counterpoint mechanism includes: the wire cutting device comprises a wire-drawing machine table, a first cutting assembly and a second cutting assembly; the first cutting assembly includes: a first cutting portion and a first scanning portion, the first scanning portion configured to: acquiring a first real-time image on the first surface to guide the first cutting part to calibrate the cutting path in real time in a first direction; the second cutting assembly includes: a second cutting portion and a second scanning portion, the second scanning portion configured to: collecting a second real-time image on the second surface to guide the second cutting part to calibrate the cutting path in real time in the first direction; the first cutting assembly and the second cutting assembly can move along a second direction on the wire-wound machine table, and the first direction is intersected with the second direction. The invention can solve the problems of damage to the display panel caused by the turn-over operation when cutting the two sides of the display panel.

Description

Alignment mechanism and cutting equipment
Technical Field
The invention relates to the technical field of manufacturing of display panels, in particular to an alignment mechanism and cutting equipment.
Background
Glass cutting of display panels is an important process, and as the development of display panel manufacturing technology changes, the precision and use requirements of cutting equipment are continuously improved. At present, when two sides of a display panel are cut, the display panel needs to be turned over, and the display panel is easily damaged due to the turning over operation.
Disclosure of Invention
In view of the above, the present invention provides a positioning mechanism and a cutting apparatus.
According to a first aspect of the present invention, there is provided an alignment mechanism, comprising: the wire-wound machine comprises a wire-wound machine table, a first cutting assembly and a second cutting assembly, wherein the first cutting assembly and the second cutting assembly are arranged on the wire-wound machine table;
the first cutting assembly includes: the cutting device comprises a first cutting part and a first scanning part, wherein the first cutting part is used for cutting a first cutting surface of a piece to be cut, the first scanning part is in communication connection with the first cutting part, and the first scanning part is configured to: during cutting, a first real-time image of an area to be cut on the first cutting surface is acquired, and the first real-time image is configured to: directing the first cutting portion to calibrate a cutting path in real time in a first direction;
the second cutting assembly includes: the second cutting part is used for cutting a second cutting surface of the piece to be cut, the second scanning part is in communication connection with the second cutting part, and the second scanning part is configured to: during the cutting process, a second real-time image of the area to be cut on the second cutting surface is acquired, and the second real-time image is configured to: directing the second cutting portion to calibrate a cutting path in real time in a first direction;
Wherein the first and second cutting surfaces comprise: two surfaces oppositely arranged on the piece to be cut;
the first cutting assembly and the second cutting assembly are movable on the wire-saw machine in a second direction, and the first direction intersects the second direction.
According to an embodiment of the present invention, the alignment mechanism further includes a third scanning portion disposed on the wire-saw machine, the third scanning portion being movable on the wire-saw machine in the second direction;
the third scanning section is configured to: collecting an alignment mark image on the first cutting surface, wherein the alignment mark image is configured as follows:
directing the first cutting portion to a first position, the first position comprising: the cutting starting position of the area to be cut on the first cutting surface; and/or the number of the groups of groups,
directing the first cutting portion to a second position, the second position comprising: and the cutting starting position of the area to be cut on the second cutting surface.
According to an embodiment of the present invention, the wire harness machine includes: the first cross beam is arranged on one side of the second cross beam away from the base, and the first cross beam and the second cross beam extend along the second direction;
The first beam is provided with a first moving assembly and a third moving assembly which can move along the second direction, and the second beam is provided with a second moving assembly which can move along the second direction;
the first cutting part and the first scanning part are connected with the first moving assembly, the second cutting part and the second scanning part are connected with the second moving assembly, and the third scanning part is connected with the third moving assembly;
the first cutting part and the second cutting part are opposite in direction, the first scanning part and the second scanning part are opposite in direction, and the first scanning part and the third scanning part are identical in direction.
According to an embodiment of the present invention, the wire-horse machine further includes: a pressure calibration assembly disposed on the second beam;
the pressure calibration assembly comprises a first pressure calibration end and a second pressure calibration end which are arranged along a third direction, wherein the first pressure calibration end is positioned at one side of the second pressure calibration end, which is close to the first cross beam, the first pressure calibration end is arranged towards the first cross beam, and the second pressure calibration end is arranged towards the second cross beam.
According to an embodiment of the present invention, at least one of the first scanning section, the second scanning section, and the third scanning section includes: a first driving section and an image acquisition section; each of the first, second and third moving assemblies includes a first mounting plate including first and second faces disposed opposite along the first direction, the second face being connected to the wire-horse machine;
the first driving part comprises a first fixing part, a first servo motor and a first sliding block, wherein the first servo motor and the first sliding block are arranged on the first fixing part, the first fixing part comprises a third surface and a fourth surface which are oppositely arranged along the second direction, the third surface is fixedly connected with the first surface, the first servo motor can drive the first sliding block to move along the third direction on the fourth surface, and the first direction, the second direction and the third direction are mutually intersected;
the image acquisition part is connected with the first sliding block.
According to an embodiment of the present invention, at least one of the first scanning section, the second scanning section, and the third scanning section further includes: a second driving section;
The second driving part comprises a second fixing part, a second servo motor and a second sliding block, wherein the second servo motor and the second sliding block are arranged on the second fixing part, the second fixing part comprises a fifth surface and a sixth surface which are oppositely arranged along the second direction, the fifth surface is fixedly connected with one side, away from the first fixing part, of the first sliding block, and the second servo motor can drive the second sliding block to move along the first direction on the six surfaces;
the image acquisition part is fixedly connected with the second sliding block.
According to an embodiment of the present invention, at least one of the first scanning section, the second scanning section, and the third scanning section further includes: a mounting bracket;
the mounting bracket comprises a first mounting part and a second mounting part arranged on the first mounting part, the first mounting part comprises a seventh surface and an eighth surface which are oppositely arranged along the first direction, the seventh surface is fixedly connected with the first surface, the second mounting part is positioned on the eighth surface, and a third surface of the first fixing part is fixedly connected with the second mounting part;
the eighth side comprises a first side and a second side which are oppositely arranged along the second direction, and the first side is positioned on one side of the second side away from the midline of the first mounting plate;
In the first scanning section, the second mounting section is located on the first side; in the third scanning section, the second mounting section is located on the second side.
According to an embodiment of the present invention, in the first scanning section, an orthographic projection of the first driving section in the first direction does not overlap with an orthographic projection of the first mounting plate in the first direction, and an orthographic projection of the image capturing section in the first direction overlaps with an orthographic projection of the first mounting plate in the first direction;
in the third scanning section, the front projection of the first driving section in the first direction is located within the front projection of the first mounting plate in the first direction, and the front projection of the image capturing section in the first direction is located within the front projection of the first mounting plate in the first direction.
According to an embodiment of the present invention, in the second scanning section, the second cutting section includes a cutter mounting section and a first position adjusting section, the first position adjusting section includes a third servo motor and a first moving plate, the cutter mounting section is fixedly connected with the first moving plate, and the third servo motor is capable of driving the first moving plate to move in the first direction;
The third surface of the first fixing part is fixedly connected with the first moving plate.
According to an embodiment of the present invention, in the second scanning section, an orthographic projection of the first driving section in the first direction is located at an orthographic projection of the first mounting plate in the first direction so as not to overlap, and an orthographic projection of the image capturing section in the first direction is located at an orthographic projection of the first mounting plate in the first direction so as not to overlap.
According to an embodiment of the present invention, the image pickup section includes a second mount board, a lens, a camera, and a connection member provided between the camera and the lens;
the second mounting plate is connected with the first sliding block, the second mounting plate is perpendicular to the first mounting plate, a mounting hole is formed in the second mounting plate, the connecting piece penetrates through the mounting hole, the lens is located on one side, facing the piece to be cut, of the second mounting plate, and the camera is located on one side, facing away from the piece to be cut, of the second mounting plate.
According to an embodiment of the present invention, the image acquisition section further includes: and the blowing structure is provided with a blowing state, and an air outlet of the blowing structure is arranged towards the lens in the blowing state.
According to an embodiment of the present invention, in the second scanning section, the image acquisition section further includes: a baffle structure;
the baffle structure comprises a baffle and an air cylinder, wherein the air cylinder can drive the baffle to move along the second direction, and when the air cylinder moves to a first position, the orthographic projection of the lens in the third direction is positioned in the orthographic projection of the baffle in the third direction, and when the air cylinder moves to a second position, the orthographic projection of the lens in the third direction is not overlapped with the orthographic projection of the baffle in the third direction.
According to an embodiment of the invention, the camera comprises a charge coupled element.
A second aspect of the present invention provides a cutting apparatus, including an alignment mechanism including the alignment mechanism described above, and a control module configured to perform the following steps, the first cutting portion and the second cutting portion each including a cutter mounting end for mounting a cutter:
determining a first actual cutting line on a first cutting surface of the piece to be cut according to the first real-time image;
when the travelling route of the cutter mounting end on the first cutting part deviates from the first actual cutting line, a first calibration instruction is generated according to the deviation degree;
Transmitting the first calibration command to the first cutting part, wherein the first calibration command is configured to enable the cutter mounting end on the first cutting part to move in the first direction so as to enable the travelling route of the cutter mounting end on the first cutting part to be consistent with the first actual cutting line;
determining a second actual cutting line on a second cutting surface of the piece to be cut according to the second real-time image;
when the travelling route of the cutter mounting end on the second cutting part deviates from the second actual cutting line, generating a second calibration instruction according to the deviation degree;
and sending the second calibration instruction to the second cutting part, wherein the second calibration instruction is configured to enable the cutter mounting end on the second cutting part to move in the first direction so as to enable the travelling route of the cutter mounting end on the second cutting part to be consistent with the second actual cutting line.
One or more of the above embodiments have the following advantages or benefits:
according to the alignment mechanism provided by the embodiment of the invention, the upper surface and the lower surface of the workpiece to be cut can be cut through the first cutting assembly and the second cutting assembly respectively, so that the overturning step of the workpiece to be cut in the cutting process is omitted, risks such as poor cutting and the like caused by the overturning step are reduced, the yield can be effectively improved, and the production operation time is shortened. Meanwhile, images of the position to be cut can be scanned in advance through the first scanning part and the second scanning part, so that the first cutting part and the second cutting part are guided to automatically calibrate cutting paths in real time, and the accuracy of the cutting paths is guaranteed.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following description of embodiments of the invention with reference to the accompanying drawings, in which:
FIG. 1A schematically illustrates a front view of an alignment mechanism in an embodiment of the invention;
FIG. 1B schematically illustrates a side view of an alignment mechanism in an embodiment of the invention;
FIG. 2A schematically illustrates a front view of a first cutting assembly and a first mounting plate in an embodiment of the present invention;
fig. 2B schematically illustrates a front view of the first scanning section in an embodiment of the present invention;
FIG. 2C schematically illustrates a side view of a first scanning portion in an embodiment of the invention;
fig. 2D and 2E schematically illustrate perspective views of a first scanning section in an embodiment of the present invention;
FIG. 3A schematically illustrates a front view of a second cutting assembly and a first mounting plate in an embodiment of the present invention;
FIG. 3B schematically illustrates a side view of the second scanning section and the first mounting plate in an embodiment of the invention;
FIG. 3C schematically illustrates a front view of a second scanning section in an embodiment of the invention;
FIG. 3D schematically illustrates a side view of a second scanning portion in an embodiment of the invention;
fig. 3E and 3F schematically show perspective views of a second scanning section in an embodiment of the present invention;
FIG. 4A schematically illustrates a front view of a third scanning section and a first mounting plate in an embodiment of the invention;
FIG. 4B schematically illustrates a side view of the third scanning portion and the first mounting plate in an embodiment of the invention;
fig. 4C and 4D schematically illustrate perspective views of the third scanning section and the first mounting plate in an embodiment of the present invention;
FIG. 5 schematically illustrates a schematic view of a baffle structure in an embodiment of the present invention;
FIG. 6A schematically illustrates a plan view of a part to be cut in an embodiment of the present invention;
fig. 6B schematically illustrates a cross-sectional view of a part to be cut in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without creative efforts, based on the described embodiments of the present invention belong to the protection scope of the present invention.
It is noted that in the drawings, the size and relative sizes of elements may be exaggerated for clarity and/or description. As such, the dimensions and relative dimensions of the various elements are not necessarily limited to those shown in the figures. In the description and drawings, the same or similar reference numerals refer to the same or similar parts.
When an element is referred to as being "on," "connected to," or "coupled to" another element, it can be directly on, connected to, or coupled to the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on," "directly connected to," or "directly coupled to" another element, there are no intervening elements present. Other terms and/or expressions describing the relationship between elements should be interpreted in a similar manner, e.g. "between … …" pair "directly between … …", "adjacent" pair "directly adjacent" or "on … …" pair "directly on … …" etc. Furthermore, the term "connected" may refer to a physical connection, an electrical connection, a communication connection, and/or a fluid connection. Further, the X-axis, Y-axis, and Z-axis are not limited to three axes of a rectangular coordinate system, and can be interpreted in a broader sense. For example, the X-axis, Y-axis, and Z-axis may be perpendicular to each other, or may represent different directions that are not perpendicular to each other. For the purposes of the present invention, "at least one of X, Y and Z" and "at least one selected from the group consisting of X, Y and Z" may be interpreted as X only, Y only, Z only, or any combination of two or more of X, Y and Z such as XYZ, XYY, YZ and ZZ. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It should be noted that although the terms "first," "second," etc. may be used herein to describe various elements, components, elements, regions, layers and/or sections, these elements, components, elements, regions, layers and/or sections should not be limited by these terms. Rather, these terms are used to distinguish one component, member, element, region, layer and/or section from another. Thus, for example, a first component, a first member, a first element, a first region, a first layer, and/or a first portion discussed below could be termed a second component, a second member, a second element, a second region, a second layer, and/or a second portion without departing from the teachings of the present invention.
For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" or "beneath" other elements or features would then be oriented "over" or "above" the other elements or features.
Herein, the terms "substantially," "about," "approximately," and other similar terms are used as approximate terms and not as degree terms, and they are intended to explain the inherent deviation of measured or calculated values as would be recognized by one of ordinary skill in the art. As used herein, "about" or "approximately" includes the stated values in view of process fluctuations, measurement problems, and errors associated with measurement of a particular quantity (i.e., limitations of the measurement system), and indicates that the particular value determined by one of ordinary skill in the art is within acceptable deviations. For example, "about" may mean within one or more standard deviations, or within ±30%, ±20%, ±10%, ±5% of the stated value.
The embodiment of the invention provides an alignment mechanism, which comprises: the wire winding machine is provided with a first cutting assembly and a second cutting assembly which are arranged on the wire winding machine. The first cutting assembly includes: the first cutting portion is used for cutting the first cutting surface of the piece to be cut, the first scanning portion is in communication connection with the first cutting portion, and the first scanning portion is configured to: in the cutting process, a first real-time image of a region to be cut on a first cutting surface is acquired, and the first real-time image is configured to: the first cutting portion is directed to calibrate the cutting path in real time in a first direction. The second cutting assembly includes: the second cutting portion is used for cutting the second cutting surface of the piece to be cut, the second scanning portion is in communication connection with the second cutting portion, and the second scanning portion is configured to: during the cutting process, a second real-time image of the area to be cut on the second cutting surface is acquired, and the second real-time image is configured to: the second cutting portion is directed to calibrate the cutting path in real time in the first direction. Wherein the first cutting surface and the second cutting surface comprise: two surfaces oppositely arranged on the piece to be cut. The first cutting assembly and the second cutting assembly can move along a second direction on the wire-wound machine table, and the first direction is intersected with the second direction.
According to the alignment mechanism provided by the embodiment of the invention, the upper surface and the lower surface of the workpiece to be cut can be cut through the first cutting assembly and the second cutting assembly respectively, so that the overturning step of the workpiece to be cut in the cutting process is omitted, risks such as poor cutting and the like caused by the overturning step are reduced, the yield can be effectively improved, and the production operation time is shortened. Meanwhile, images of the position to be cut can be scanned in advance through the first scanning part and the second scanning part, so that the first cutting part and the second cutting part are guided to automatically calibrate cutting paths in real time, and the accuracy of the cutting paths is guaranteed.
The following describes the alignment mechanism according to the embodiment of the present invention in detail with reference to fig. 1A to 6B.
An embodiment of the present invention provides an alignment mechanism, fig. 1A schematically illustrates a front view of the alignment mechanism in the embodiment of the present invention, fig. 1B schematically illustrates a side view of the alignment mechanism in the embodiment of the present invention, and referring to fig. 1A and 1B in combination, the alignment mechanism in the embodiment of the present invention includes: the wire harness machine 100 and the first and second cutting assemblies 200 and 300 provided on the wire harness machine 100.
Alternatively, the wire harness machine 100 may include a first beam 110 and a second beam 120 positioned below the first beam 110, the first beam 110 and the second beam 120 being parallel to each other. The first and second cutting assemblies 200, 300 are located on the first and second beams 110, 120, respectively, e.g., the first cutting assembly 200 is located on the first beam 110 and the second cutting assembly 300 is located on the second beam 120.
Fig. 2A schematically illustrates a front view of the first cutting assembly and the first mounting plate in an embodiment of the invention.
Referring to fig. 1A to 2A in combination, the first cutting assembly 200 includes: the first cutting portion 210 and the first scanning portion 220, the first cutting portion 210 is used for cutting the first cutting surface of the workpiece to be cut, the first scanning portion 220 is communicatively connected with the first cutting portion 210, and the first scanning portion 220 is configured to: in the cutting process, a first real-time image of a region to be cut on a first cutting surface is acquired, and the first real-time image is configured to: the first cutting portion 210 is directed to calibrate the cutting path in real time in the first direction X.
In an embodiment of the present invention, the to-be-cut member includes a first cutting surface and a second cutting surface that are disposed opposite to each other, for example, the to-be-cut member may include a liquid crystal panel, the first cutting surface may refer to an upper surface of the liquid crystal panel, and the second cutting surface may refer to a lower surface of the liquid crystal panel. It should be noted that, the upper surface herein may refer to a surface far away from the ground when the liquid crystal panel is located on the carrying platform, and the lower surface may refer to a surface near the ground when the workpiece to be cut is located on the carrying platform.
Alternatively, the first cutting part 210 located on the first beam 110 is disposed downward so that a first surface (e.g., an upper surface) of the workpiece to be cut can be cut.
The first cutting part 210 is used for mounting a cutter D, alternatively, a plurality of cutters D may be mounted on the first cutting part 210, and the plurality of cutters D may be switched without stopping. The first and second cutting assemblies 200 and 300 are movable on the wire-saw machine 100 in a second direction Y, the first direction X intersecting the second direction Y. For example, the first direction X may include a direction perpendicular to the paper surface of fig. 1A (or a horizontal direction in fig. 1B), and the second direction Y may include a horizontal direction in fig. 1A (or a direction perpendicular to the paper surface of fig. 1B), that is, the first direction X and the second direction Y are perpendicular to each other. The second direction Y may include a main traveling direction of the first cutting assembly 200 when cutting the workpiece, for example, referring to fig. 1A, the first cutting assembly 200 moves to the left with the right end of the wire saw machine 100 as a starting point to cut the workpiece, i.e., a direction from the left end to the right end. The first scanning part 220 is located in front of the first cutting part 210 in the traveling direction, for example, the first scanning part 220 is located at the left end of the first cutting part 210. Illustratively, before the first cutting portion 210 reaches the position a (not shown in the figure) on the first cutting surface, the first scanning portion 220 may reach the position a in advance, so that a real-time image at the position a is captured in advance, and thus, before the first cutting portion 210 reaches the position a, the cutting path of the first cutting portion 210 may be corrected in real time based on the captured real-time image, so as to ensure that the cutting path of the first cutting portion 210 can coincide with the actual cutting line on the workpiece to be cut when the first cutting portion 210 cuts.
The first scan section 220 being communicatively coupled to the first cut section 210 may refer to: the first scanning unit 220 is connected to the first cutting unit 210 by a wired or wireless method to realize transmission of information or instructions. Alternatively, the first scanning unit 220 is connected to the first cutting unit 210 in a wired manner, and the information between the two may be processed by a control module in the central control device, for example, the first scanning unit 220 captures a real-time image, and the control module may calculate a displacement distance of the first cutting unit 210 in the first direction X according to the real-time image, and then drive the first cutting unit 210 to move in the first direction X based on the displacement distance to implement correction of the cutting path.
Fig. 3A schematically illustrates a front view of a second cutting assembly and a first mounting plate in an embodiment of the invention.
Referring to fig. 3A, the second cutting assembly 300 includes: the second cutting portion 310 and the second scanning portion 320, the second cutting portion 310 is used for cutting the second cutting surface of the workpiece to be cut, the second scanning portion 320 is in communication connection with the second cutting portion 310, and the second scanning portion 320 is configured to: during the cutting process, a second real-time image of the area to be cut on the second cutting surface is acquired, and the second real-time image is configured to: the second cutting portion 310 is directed to calibrate the cutting path in real time in the first direction X. Wherein the first cutting surface and the second cutting surface comprise: two surfaces oppositely arranged on the piece to be cut.
Optionally, the second cutting part 310 on the second beam 120 is disposed upward so that a second surface (e.g., a lower surface) of the workpiece to be cut can be cut.
Referring to fig. 1A, the second cutting portion 310 and the first cutting portion 210 have substantially the same structure except for different orientations, and a detailed description of the second cutting portion 310 may refer to the first cutting portion 210, so that the description thereof is omitted herein. The first direction X may include a main traveling direction of the second cutting assembly 300 when cutting the workpiece, for example, referring to fig. 1A, the second cutting assembly 300 moves to the left with the right end of the wire saw machine 100 as a starting point to cut the workpiece, i.e., a direction from the left end to the right end. The second scanning part 320 is located in front of the second cutting part 310 in the traveling direction, for example, the second scanning part 320 is located at the left end of the second cutting part 310. Illustratively, the second scanning unit 320 may be abutted before the second cutting unit 310 reaches the position B (not shown) on the second cutting surface, so that a real-time image at the position B is captured in advance, and thus, before the second cutting unit 310 reaches the position B, the cutting path of the second cutting unit 310 may be corrected in real time based on the captured real-time image, so as to ensure that the cutting path of the second cutting unit 310 can be matched with the actual cutting line on the piece to be cut when the second cutting unit 310 is cutting.
The communicative connection of the second scanning section 320 with the second cutting section 310 may refer to: the second scanning unit 320 is connected to the second cutting unit 310 by a wired or wireless method to transmit information or instructions. Optionally, the second scanning unit 320 is connected to the second cutting unit 310 in a wired manner, and information between the two may be processed by a control module on the central control device, for example, the second scanning unit 320 captures a real-time image, and the control module may calculate a displacement distance of the second cutting unit 310 in the first direction X according to the real-time image, and then drive the second cutting unit 310 to move in the second direction Y based on the displacement distance to implement correction of the cutting path.
Through the alignment mechanism of the embodiment of the invention, the upper surface and the lower surface of the workpiece to be cut can be cut through the first cutting assembly 200 and the second cutting assembly 300 respectively, so that the overturning step of the workpiece to be cut in the cutting process is omitted, risks such as poor cutting and the like caused by the overturning step are reduced, the yield can be effectively improved, and the production operation time is shortened. Meanwhile, the first and second scanning parts 220 and 320 can scan the image of the position to be cut in advance, thereby guiding the first and second cutting parts 210 and 310 to automatically calibrate the cutting path in real time, and ensuring the cutting path accuracy.
The alignment mechanism according to the embodiment of the present invention is further described below with reference to fig. 1A to 6B.
Fig. 4A schematically illustrates a front view of the third scanning portion and the first mounting board in the embodiment of the present invention, and fig. 4B schematically illustrates a side view of the third scanning portion and the first mounting board in the embodiment of the present invention.
Referring to fig. 4A and 4B in combination, in some embodiments, the alignment mechanism further includes a third scanning portion 410 disposed on the wire harness 100, and the third scanning portion 410 is capable of moving along the second direction Y on the wire harness 100. The third scanning section 410 is configured to: collecting an alignment mark image on a first cutting surface, wherein the alignment mark image is configured as follows: directing the first cutting portion 210 to a first position, the first position comprising: a cutting start position of a region to be cut on the first cutting surface; and/or directing the first cutting portion 310 to a second position, the second position comprising: and the cutting starting position of the area to be cut on the second cutting surface.
In an embodiment of the present invention, the third scan part 410 is provided independently with respect to the first and second cutting assemblies 200 and 300. The third scanner unit 410 is movable in the left-right direction in fig. 1A on the robot 100. The third scanning unit 410 may be in communication with the first cutting unit 210 and the second cutting unit 310, and the detailed description of the communication connection manner may refer to the foregoing embodiments, so that the description thereof is omitted herein.
The third scanning portion 410 is configured to photograph the alignment mark on the workpiece to be cut to obtain an alignment mark image, and further, based on the alignment mark image, information such as a position of the workpiece to be cut, a region to be cut on the workpiece to be cut, a start cutting position, and a cutting line can be preliminarily determined, and based on the information, the first cutting portion 210 and the second cutting portion 310 can be guided to reach the first position and the second position, respectively, and enter a cutting ready state.
Optionally, based on the alignment mark, it may be further determined whether the area to be cut is within the specified range, and whether the cutting line has a larger deviation, if the problem is found, an alarm may be sent to inform the operator that the current piece to be cut does not meet the cutting requirement, otherwise, the first cutting portion 210 and the second cutting portion 310 are driven to reach the first position and the second position respectively.
Referring to fig. 1A, 1B, 2A, 3A, and 4A in combination, in some embodiments, the wire-horse machine 100 includes: the base 130, the first beam 110 and the second beam 120, the second beam 120 is disposed on the base 130, the first beam 110 is disposed on a side of the second beam 120 away from the base 130, and the first beam 110 and the second beam 120 both extend along the second direction Y. The first beam 110 is provided with a first moving assembly 141 and a third moving assembly 143 that can move in the second direction Y, and the second beam 120 is provided with a second moving assembly 142 that can move in the second direction Y. The first cutting part 210 and the first scanning part 220 are connected to the first moving assembly 141, the second cutting part 310 and the second scanning part 320 are connected to the second moving assembly 142, and the third scanning part 410 is connected to the third moving assembly 143. The first and second cutting portions 210 and 310 are opposite in orientation, the first and second scanning portions 220 and 320 are opposite in orientation, and the first and third scanning portions 220 and 410 are identical in orientation.
In an embodiment of the present invention, referring to fig. 1A, the wire-motor machine 100 is integrally formed as a gantry structure, the base 130 is used to support the entire machine, the base 130 may be connected to an external mechanism, for example, the base 130 may be connected to a bottom frame or the like. The base 130 may be provided with locking and tightening adjustment functions for stable installation. The second beam 120 is mounted on the base 130, and the second beam 120 extends in the left-right direction in fig. 1A and is a mounting carrier for the second cutting assembly 300 on the wire-motor 100. The second beam 120 is provided with two support blocks 150, and the first beam 110 is connected to the second beam 120 through the two support blocks 150.
The first moving assembly 141 and the third moving assembly 143 may move independently, and referring to fig. 1A, the first moving assembly 141 is located at the right side of the third moving assembly 143, and both the first moving assembly 141 and the third moving assembly 143 may move in the left-right direction on the first beam 110, thereby achieving the scanning and cutting of the workpiece to be cut.
Referring to fig. 1A, a hollow structure is formed between the first beam 110 and the second beam 120, and the hollow structure serves as a passage for passing a workpiece to be cut. The first cutting part 210, the first scanning part 220, and the third scanning part 410 positioned on the first beam 110 are all disposed downward, so that when the workpiece to be cut is positioned between the first beam 110 and the second beam 120, the first cutting part 210, the first scanning part 220, and the third scanning part 410 can face a first surface (e.g., an upper surface) of the workpiece to be cut, thereby cutting and scanning the first surface of the workpiece to be cut. Accordingly, the second cutting part 310 and the second scanning part 320 positioned on the second beam 120 are both disposed upward, so that when the workpiece to be cut is positioned between the first beam 110 and the second beam 120, the second cutting part 310 and the second scanning part 320 may face a second surface (e.g., a lower surface) of the workpiece to be cut, thereby cutting and scanning the second surface of the workpiece to be cut.
In some embodiments, the wire-horse machine 100 further comprises: a pressure calibration assembly 160 disposed on the second beam 120. The pressure calibration assembly 160 includes a first pressure calibration end 161 and a second pressure calibration end 162 aligned along a third direction Z, the first pressure calibration end 161 being located on a side of the second pressure calibration end 162 proximate to the first beam 110, the first pressure calibration end 161 being disposed toward the first beam 110, the second pressure calibration end 162 being disposed toward the second beam 120.
In an embodiment of the present invention, the pressure calibration assembly 160 is used to calibrate the cutting pressure of the first and second cutting portions 210, 310 prior to starting the cutting. Illustratively, the third direction Z may be a vertical direction in fig. 1A, with the second pressure calibrating end 162 located above the second pressure calibrating end 162 and with the end face facing upward, and the end face of the second pressure calibrating end 162 facing downward. The first pressure calibration end 161 and the second pressure calibration end 162 each include a pressure sensor that can calibrate the cutting pressure of the first cutting portion 210 as the first cutting portion 210 passes the first pressure calibration end 161. The cutting pressure of the second cutting portion 310 may be calibrated as the second cutting portion 310 passes the second pressure calibrating end 162.
Fig. 2B schematically illustrates a front view of the first scanning part in the embodiment of the present invention, fig. 2C schematically illustrates a side view of the first scanning part in the embodiment of the present invention, fig. 2D and 2E schematically illustrate perspective views of the first scanning part in the embodiment of the present invention, fig. 3B schematically illustrates a side view of the second scanning part and the first mounting plate in the embodiment of the present invention, fig. 3C schematically illustrates a front view of the second scanning part in the embodiment of the present invention, fig. 3D schematically illustrates a side view of the second scanning part in the embodiment of the present invention, fig. 3E and 3F schematically illustrate perspective views of the second scanning part in the embodiment of the present invention, and fig. 4C and 4D schematically illustrate perspective views of the third scanning part and the first mounting plate in the embodiment of the present invention.
Referring to fig. 1A to 4D in combination, in some embodiments, at least one of the first, second and third scan portions 220, 320 and 410 includes: a first driving section 411 and an image capturing section 412. Each of the first, second and third moving assemblies 141, 142 and 143 includes a first mounting plate 1411, the first mounting plate 1411 including first and second faces disposed opposite in the first direction X, the second face being connected with the wire-motor machine 100.
Referring to fig. 1B, the first mounting plate 1411 includes a riser extending in a vertical direction, and a first face of the first mounting plate 1411 may refer to a left side surface of the first mounting plate 1411 and a second face may refer to a right side surface of the first mounting plate 1411. Illustratively, the second side is connected to the wire-horse machine 100, which may specifically refer to: the second face is connected to a corresponding cross member of the wire harness machine 100. Referring to fig. 4A, the third scanning part 410 is independently mounted on the lower end of one first mounting plate 1411, and referring to fig. 2A, the first scanning part 220 and the first cutting part 210 are commonly mounted on the lower end of one first mounting plate 1411. Referring to fig. 3A, the second scanning part 320 and the second cutting part 310 are commonly mounted on an upper end of one first mounting plate 1411.
Illustratively, each of the first, second, and third scan portions 220, 320, 410 includes: a first driving section 411 and an image capturing section 412. The first scanning unit 220 is movably connected to the first beam 110 through a first mounting plate 1411; the second scanning unit 320 is movably connected to the second beam 120 through a first mounting plate 1411; the third scanning section 410 is movably connected to the first beam 110 by a first mounting plate 1411. The first, second and third moving assemblies 141, 142 and 143 may include a slide rail and a slider capable of moving relative to the slide rail in addition to the first mounting plate 1411, wherein the slide rail may be fixed to the first beam 110 (or the second beam 120), and the first mounting plate 1411 is movably coupled to the slide rail through the slider. Thereby, the first mounting plate 1411 and the structures (e.g., the first scanning unit 220, the second scanning unit 320, and the third scanning unit 410) fixedly provided on the first mounting plate 1411 can move in the second direction Y with respect to the wire motor 100.
In some embodiments, the first driving portion 411 includes a first fixing portion 4111, a first servomotor 4112 and a first slider 4113 disposed on the first fixing portion 4111, the first fixing portion 4111 includes a third surface and a fourth surface disposed opposite to each other along the second direction Y, the third surface is fixedly connected to the first surface, the first servomotor 4112 is capable of driving the first slider 4113 to move along the third direction Z on the fourth surface, and the first direction X, the second direction Y and the third direction Z intersect each other. The image pickup unit 412 is connected to the first slider 4113.
Referring to fig. 2B, the third surface of the first fixing portion 4111 may refer to a surface of the first fixing portion 4111 disposed toward the left, and the fourth surface of the first fixing portion 4111 may refer to a surface of the first fixing portion 4111 disposed toward the right. The third surface of the first fixing portion 4111 may be fixedly connected to the first surface of the first mounting plate 1411 by the mounting bracket ZJ. The third direction Z may refer to a vertical direction in fig. 1A, the first servo motor 4112 is fixed on the first fixing portion 4111, and the first servo motor 4112 may drive the first slider 4113 to move in the vertical direction in fig. 2B, and further, drive the image capturing portion 412 provided on the first slider 4113 to move in the vertical direction.
Alternatively, the first scanning part 220, the second scanning part 320 and the third scanning part 410 each include the first driving part 411, and thus, the image capturing parts 412 in the first scanning part 220, the second scanning part 320 and the third scanning part 410 can each achieve position adjustment in the third direction Z, so that the distance between the image capturing parts 412 and the workpiece to be cut is finely controlled, thereby achieving a better photographing effect.
In some embodiments, at least one of the first scan portion 220, the second scan portion 320, and the third scan portion 410 further comprises: and a second driving part 413. Referring to fig. 2D, the second driving part 413 includes a second fixing part 4131, a second servo motor 4132 and a second slider 4133 disposed on the second fixing part 4131, the second fixing part 4131 includes a fifth surface and a sixth surface disposed opposite to each other in the second direction Y, the fifth surface is fixedly connected to a side of the first slider 4113 facing away from the first fixing part 4111, and the second servo motor 4132 is capable of driving the second slider 4133 to move in the first direction X on the six surfaces. The image pickup unit 412 is fixedly connected to the second slider 4133.
The fifth surface of the second fixing portion 4131 may refer to a surface of the second fixing portion 4131 facing the first slider 4113 in fig. 2D, and the sixth surface of the second fixing portion 4131 may refer to a surface of the first fixing portion 4111 facing away from the first slider 4113 in fig. 2D, where the fifth surface of the second fixing portion 4131 is fixedly connected to a surface of the first slider 4113 facing away from the first fixing portion 4111. The second servo motor 4132 is fixed to the second fixing portion 4131, and the second servo motor 4132 can drive the second slider 4133 to move in the left-right direction in fig. 2C.
Alternatively, each of the first and third scan sections 220 and 410 includes the second driving section 413, whereby the image capturing sections 412 in each of the first and third scan sections 220 and 410 can achieve position adjustment in the first direction X, thereby finely controlling the relative positions of the image capturing sections 412 and the workpiece to be cut in the first direction X, so that the image capturing sections 412 can reach a desired photographing position.
Optionally, the second scanning portion 320 may also include a second driving portion 413 to implement movement of the image capturing portion 412 in the first direction X, or the second scanning portion 320 may multiplex displacement components of the second cutting portion 310 to implement movement in the first direction X, which will be described in detail below, and therefore will not be described herein.
In the embodiment of the invention, the image capturing portion 412 can adjust the positions in the first direction X, the second direction Y and the third direction Z, so as to reach a better shooting position and obtain a better shooting effect.
Optionally, the image capturing portion 412 is fixedly connected to the second slider 4133 through a sliding table transition block GD, so that the connection of the image capturing portion 412 to the second slider 4133 is facilitated, and meanwhile, the connection stability is improved.
In some embodiments, at least one of the first scan portion 220, the second scan portion 320, and the third scan portion 410 further comprises: and (5) mounting a bracket ZJ. The mounting bracket ZJ includes a first mounting portion ZJ1 and a second mounting portion ZJ2 disposed on the first mounting portion ZJ1, the first mounting portion ZJ1 includes a seventh surface and a eighth surface that are disposed opposite to each other along the first direction X, the seventh surface is fixedly connected to the first surface, the second mounting portion ZJ2 is disposed on the eighth surface, and a third surface of the first fixing portion 4111 is fixedly connected to the second mounting portion ZJ 2. The eighth side includes a first side and a second side disposed opposite in the second direction Y, the first side being on a side of the second side away from a midline of the first mounting plate 1411. In the first scanning section 220, the second mounting section ZJ2 is located on the first side. In the third scanning section 410, the second mounting section ZJ2 is located on the second side.
In the embodiment of the present invention, the first mounting portion ZJ1 extends in the second direction Y, and the second mounting portion ZJ2 extends in the first direction X, both of which constitute an "L" shaped mounting bracket ZJ. The seventh surface of the first mounting portion ZJ1 may refer to a side surface of the first mounting portion ZJ1 facing the first mounting plate 1411, which surface (seventh surface) is fixedly connected to a side surface (first surface) of the first mounting plate 1411 facing away from the first beam 110 (or the second beam 120). The eighth side of the first mounting portion ZJ1 may refer to a side surface of the first mounting portion ZJ1 facing away from the first mounting plate 1411, and referring to fig. 2B, the first side of the eighth side of the first mounting portion ZJ1 may refer to a left side of the first mounting portion ZJ1, and the second side of the eighth side may refer to a right side of the first mounting portion ZJ 1. In the first scanning part 220, the second mounting part ZJ2 is located on the left side of the eighth side, and in the third scanning part 410, the second mounting part ZJ2 is located on the right side of the eighth side.
In some embodiments, in the first scanning section 220, the front projection of the first driving section 411 in the first direction X does not overlap with the front projection of the first mounting plate 1411 in the first direction X, and the front projection of the image capturing section 412 in the first direction X overlaps with the front projection of the first mounting plate 1411 in the first direction X. In the third scanning section 410, the front projection of the first driving section 411 in the first direction X is located within the front projection of the first mounting plate 1411 in the first direction X, and the front projection of the image capturing section 412 in the first direction X is located within the front projection of the first mounting plate 1411 in the first direction X.
Referring to fig. 2A and 2B in combination, the first driving part 411 is located at the left side of the first mounting plate 1411, and the image pickup part 412 is located at the right side of the first driving part 411 and on the second surface with the first mounting plate 1411. In this way, space may be made for the first cutting portion 210, facilitating a stable connection of the first cutting portion 210 to the first mounting plate 1411.
Referring to fig. 4A, since the third scanning part 410 is independently provided on the first mounting plate 1411, the third scanning part 410 may be located on the second surface of the first mounting plate 1411, thereby reducing the space occupied in the second direction Y.
Referring to fig. 3A, in some embodiments, in the second scanning part 320, the second cutting part 310 includes a cutter mounting part 311 and a first position adjusting part 312, the first position adjusting part 312 includes a third servo motor 3121 and a first moving plate 3122, the cutter mounting part 311 is fixedly connected to the first moving plate 3122, and the third servo motor 3121 can drive the first moving plate 3122 to move in the first direction X. In this example, the third face of the first fixing portion 4111 may refer to the right side surface of the first fixing portion 4111 in fig. 3A, and the third face of the first fixing portion 4111 is fixedly connected to the first moving plate 3122.
In the embodiment of the present invention, the cutter mounting portion 311 is configured to mount the cutter D, and the cutter mounting portion 311 is configured to be capable of performing correction on the cutting path by adjusting the cutting position as the first moving plate 3122 moves in the first direction X under the driving of the third servo motor 3121. The first fixing portion 4111 of the second scanning portion 320 may be fixedly connected with the first moving plate 3122, for example, through the intermediate portion 33 to the first moving plate 3122, thereby multiplexing the first position adjusting portion 312 of the second cutting portion 310, thereby realizing movement of the image capturing portion 412 of the second scanning portion 320 in the first direction X, reducing component complexity.
Alternatively, the first scanning portion 220 and the first cutting portion 210 may be disposed in the same manner as described above, or the second scanning portion 320 and the second cutting portion 310 may be disposed in the same manner as the first scanning portion 220 and the first cutting portion 210, which may be specifically determined according to actual needs, and is not limited herein.
In some embodiments, in the second scanning portion 320, the front projection of the first driving portion 411 in the first direction X is located at the overlapping front projection of the first mounting plate 1411 in the first direction X, and the front projection of the image capturing portion 412 in the first direction X is located at the non-overlapping front projection of the first mounting plate 1411 in the first direction X.
Referring to fig. 3A, the image pickup part 412 in the second scanning part 320 is located at the left side of the first driving part 411, for example, the image pickup part 412 is located at the left side of the first mounting plate 1411, and the first driving part 411 is located on the second surface of the first mounting plate 1411.
Referring to fig. 2B and 2D in combination, in some embodiments, the image capturing section 412 includes a second mounting plate 4121, a lens 4122, and a camera 4123 disposed at one end of the lens 4122. The second mounting plate 4121 is connected with the first slider 4113, the second mounting plate 4121 is perpendicular to the first mounting plate 1411, a mounting hole is formed in the second mounting plate 4121, the lens 4122 penetrates through the mounting hole and is located on one side, facing the workpiece to be cut, of the second mounting plate 4121, and the camera 4123 is located on one side, facing away from the workpiece to be cut, of the second mounting plate 4121.
The image capturing portion 412 further includes a camera mounting plate 4124, the camera mounting plate 4124 extends along the third direction Z, the second mounting plate 4121 is fixedly connected to the lower end of the camera mounting plate 4124, and the upper end of the camera mounting plate 4124 is fixedly connected to the sliding table transition block GD.
In the embodiment of the invention, the second mounting plate 4121 is in a hoop type, a mounting hole is formed in the middle of the second mounting plate, the camera 4123 and the lens 4122 of the camera penetrate through the mounting hole, and the second mounting plate is tightly held by screws after being locked, so that the mounting mode can be simplified, and meanwhile, the mounted camera 4123 is ensured to have higher stability.
In some embodiments, the image acquisition section 412 further includes: the purging structure 4125, the purging structure 4125 has the purging state, and in the purging state, the gas outlet of the purging structure 4125 is arranged towards the lens 4122, so that the purging gas can be conveyed towards the surface of the lens 4122, the surface of the lens 4122 is clean, and the shooting effect is ensured.
Fig. 5 schematically shows a schematic view of a baffle structure in an embodiment of the present invention.
Referring to fig. 3A and 5 in combination, in some specific embodiments, in the second scanning section 320, the image acquisition section 412 further includes: the baffle structure 4126. The shutter structure 4126 includes a shutter DB and a cylinder QG that can drive the shutter to move in the second direction Y, and when moved to the first position, the orthographic projection of the lens 4122 in the third direction Z is located within the orthographic projection of the shutter in the third direction Z, and when moved to the second position, the orthographic projection of the lens 4122 in the third direction Z does not overlap with the orthographic projection of the shutter in the third direction Z.
In the embodiment of the present invention, the baffle structure 4126 can shield the lens 4122, and mainly, when the second cutting assembly 300 located below is not working, the baffle structure 4126 can protect the lens 4122, so as to prevent foreign matters such as chips from falling to the lens 4122, resulting in damage to the lens 4122.
In some embodiments, the camera 4123 includes a charge coupled element (Charge coupled Device, CCD). The charge coupled device may be referred to as a CCD image sensor. A CCD is a semiconductor device capable of converting an optical image into a digital signal. The tiny photosensitive substances implanted on the CCD are called pixels (pixels). The greater the number of pixels contained on a CCD, the higher the resolution of the picture it provides. The CCD acts like a film, but it converts image pixels into digital signals. The CCD has many capacitors arranged orderly, which can sense light and convert the image into digital signals. Each small capacitor can transfer its charge to its adjacent capacitor via control of an external circuit.
According to the alignment mechanism provided by the embodiment of the invention, through the CCD-based scanning part (the first scanning part 220, the second scanning part 320 and the third scanning part 410), the position of a workpiece to be cut on a cutting table can be accurately judged, the cutting feed path is guided, the first scanning part 220 and the second scanning part 320 integrally travel with the first cutting part 210 and the second cutting part 310, the position of the workpiece to be cut on the cutting path is monitored in real time, and the first cutting part 210 and the second cutting part 310 are guided to be automatically and synchronously adjusted, so that the cutting path precision is ensured.
The following describes the operation of the alignment mechanism according to the embodiment of the present invention.
Fig. 6A schematically illustrates a plan view of a workpiece to be cut in an embodiment of the present invention, and fig. 6B schematically illustrates a cross-sectional view of the workpiece to be cut in an embodiment of the present invention.
Referring to fig. 1A to 6B, first, the workpiece to be cut reaches a cutting position, and the third scanning part 410 scans and confirms the position of the workpiece to be cut, wherein the workpiece to be cut includes a display panel motherboard on which a plurality of display panels PL are arranged with a transition glass therebetween, i.e., contents to be cut. The alignment of the corresponding cut lines on the upper and lower layers of the display panel PL is different, for example, the cut lines on the upper and lower layers on the left side of the display panel PL are not aligned and the cut lines on the right side are aligned. For aligned sides, the first and second cutting portions 210, 310 may be synchronously fed, and for misaligned sides, the first and second cutting portions 210, 310 may need to be separately fed for cutting.
When the cutting operation is ready, the workpiece to be cut is sent to the middle of the wire-saw machine 100 by other transfer conveying mechanisms, the cutting wire of the workpiece to be cut leaks out of the bearing table, and negative pressure is applied to the product bearing table to adsorb the product, so that the position of the cutting wire to be cut is stably stopped below the first cutting assembly 200 (above the second cutting assembly 300). At this time, the third scanning unit 410 scans the workpiece to be cut to determine the position to be cut. Since the position at which the workpiece to be cut is stopped has a certain deviation with respect to the cutting table, it is necessary to confirm the position first. The third scanning unit 410 operates on the principle that: the mark code is arranged near the cutting line of the piece to be cut, the corresponding position coordinates are read, and one line can be determined by two points, so that the position of the piece to be cut relative to the wire motor machine 100 can be confirmed.
The first cutting assembly 200 and the second cutting assembly 300 are moved to the pressure calibration assembly 160 after tool changing or before batch operation, and the cutting pressure is calibrated, so that the corresponding cutting pressure is set according to different pieces to be cut. The pressure calibration assembly 160 is disposed at the edge of the wire saw machine 100 near the cutting start position, and has one pressure sensor at each of the upper and lower positions, and the first and second cutting assemblies 200 and 300 are moved to the positions where the pressure calibration can be confirmed.
After the preparation work is completed, the left side of the display panel PL is cut first, and since the left side cutting line is not aligned, it is necessary to start the cutting work on the upper surface of the workpiece to be cut by the first cutting unit 210, and the first scanning unit 220 guides the first cutting unit 210 to perform the cutting work, and returns to the origin after cutting. Then, the second scanner 320 guides the second cutter 310 to perform the cutting operation, and returns to the origin after cutting. The waste glass can not be cut through because the upper part and the lower part are not mutually sewn, otherwise, products at the step are damaged, and the waste glass is required to be removed by means of the rear sheet breaking clamping jaw.
Thereafter, the right side of the display panel PL is cut again, where the cutting lines are aligned, and the first cutting assembly 200 and the second cutting assembly 300 may be simultaneously cut so as to be completely separated from the right side display panel PL, and the cutting of a row of products is completed. The next display panel PL is cut, and the above process is repeated, thereby completing the lateral division of the display panel PL.
In the embodiment of the present invention, the first scanning unit 220 can guide the first cutting unit 210 to perform the cutting operation, the second scanning unit 320 can guide the second cutting unit 310 to perform the cutting operation, and the deviation between the actual parking position of the product and the main cutting direction can be determined by the first scanning unit 220, the second scanning unit 320 and the third scanning unit 410, so as to actively supply and adjust the product in the first direction X, and ensure the accurate cutting operation according to the cutting line direction after compensating the position.
In the embodiment of the present invention, the position of the workpiece to be cut can be automatically determined by the third scanning part 410, so that the position determination time is reduced and the determination accuracy is improved. The first cutting assembly 200 and the second cutting assembly 300 can realize double-sided cutting operation, so that the step of turning and cutting a piece to be cut is omitted, risks such as poor cutting caused by turning are prevented, the product yield is effectively improved, and the production operation time is shortened.
The embodiment of the present invention further provides a cutting apparatus, wherein the cutting apparatus includes an alignment mechanism and a control module, the alignment mechanism includes the alignment mechanism in the foregoing embodiment, each of the first cutting portion 210 and the second cutting portion 310 includes a cutter D mounting end for mounting a cutter D, and the control module is configured to perform the following steps:
And determining a first actual cutting line on the first cutting surface of the piece to be cut according to the first real-time image.
When the traveling route of the mounting end of the cutter D on the first cutting part 210 deviates from the first actual cutting line, a first calibration command is generated according to the deviation degree.
A first calibration command is sent to the first cutting part 210, and the first calibration command is configured to move the mounting end of the cutter D on the first cutting part 210 in the first direction X, so that the travel route of the mounting end of the cutter D on the first cutting part 210 is consistent with the first actual cutting line.
And determining a second actual cutting line on a second cutting surface of the piece to be cut according to the second real-time image.
When the travel route of the mounting end of the cutter D on the second cutting part 310 deviates from the second actual cutting line, a second calibration command is generated according to the deviation degree.
And sending a second calibration instruction to the second cutting part 310, wherein the second calibration instruction is configured to enable the cutter D mounting end on the second cutting part 310 to move in the first direction X so as to enable the travelling route of the cutter D mounting end on the second cutting part 310 to be consistent with the second actual cutting line.
The control module may process the first real-time image and the second real-time image, for example, the first scanning portion 220 captures the first real-time image, and the control module may calculate a displacement distance of the first cutting portion 210 in the first direction X according to the first real-time image, and generate a first calibration command based on the displacement distance, so as to drive the first cutting portion 210 to move in the first direction X to implement correction of the cutting path.
Through the alignment mechanism of the embodiment of the invention, the upper surface and the lower surface of the workpiece to be cut can be cut through the first cutting assembly 200 and the second cutting assembly 300 respectively, so that the overturning step of the workpiece to be cut in the cutting process is omitted, risks such as poor cutting and the like caused by the overturning step are reduced, the yield can be effectively improved, and the production operation time is shortened. Meanwhile, the first and second scanning parts 220 and 320 can scan the image of the position to be cut in advance, thereby guiding the first and second cutting parts 210 and 310 to automatically calibrate the cutting path in real time, and ensuring the cutting path accuracy.
It should be appreciated that the cutting device according to the embodiment of the present invention has all the features and advantages of the alignment mechanism described above, and in particular, reference may be made to the above description, which is not repeated here.
Those skilled in the art will appreciate that the features recited in the various embodiments of the invention can be combined in a variety of combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the present invention. In particular, the features recited in the various embodiments of the invention can be combined and/or combined in various ways without departing from the spirit and teachings of the invention. All such combinations and/or combinations fall within the scope of the invention.
The embodiments of the present invention are described above. However, these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Although the embodiments are described above separately, this does not mean that the measures in the embodiments cannot be used advantageously in combination. Various alternatives and modifications can be made by those skilled in the art without departing from the scope of the invention, and such alternatives and modifications are intended to fall within the scope of the invention.

Claims (15)

1. An alignment mechanism, comprising: the wire-wound machine comprises a wire-wound machine table, a first cutting assembly and a second cutting assembly, wherein the first cutting assembly and the second cutting assembly are arranged on the wire-wound machine table;
the first cutting assembly includes: the cutting device comprises a first cutting part and a first scanning part, wherein the first cutting part is used for cutting a first cutting surface of a piece to be cut, the first scanning part is in communication connection with the first cutting part, and the first scanning part is configured to: during cutting, a first real-time image of an area to be cut on the first cutting surface is acquired, and the first real-time image is configured to: directing the first cutting portion to calibrate a cutting path in real time in a first direction;
the second cutting assembly includes: the second cutting part is used for cutting a second cutting surface of the piece to be cut, the second scanning part is in communication connection with the second cutting part, and the second scanning part is configured to: during the cutting process, a second real-time image of the area to be cut on the second cutting surface is acquired, and the second real-time image is configured to: directing the second cutting portion to calibrate a cutting path in real time in a first direction;
Wherein the first and second cutting surfaces comprise: two surfaces oppositely arranged on the piece to be cut;
the first cutting assembly and the second cutting assembly are movable on the wire-saw machine in a second direction, and the first direction intersects the second direction.
2. The alignment mechanism of claim 1, further comprising a third scanning portion disposed on the wire-horse machine, the third scanning portion being movable on the wire-horse machine in the second direction;
the third scanning section is configured to: collecting an alignment mark image on the first cutting surface, wherein the alignment mark image is configured as follows:
directing the first cutting portion to a first position, the first position comprising: the cutting starting position of the area to be cut on the first cutting surface; and/or the number of the groups of groups,
directing the first cutting portion to a second position, the second position comprising: and the cutting starting position of the area to be cut on the second cutting surface.
3. The alignment mechanism of claim 2, wherein the wire-motor machine comprises: the first cross beam is arranged on one side of the second cross beam away from the base, and the first cross beam and the second cross beam extend along the second direction;
The first beam is provided with a first moving assembly and a third moving assembly which can move along the second direction, and the second beam is provided with a second moving assembly which can move along the second direction;
the first cutting part and the first scanning part are connected with the first moving assembly, the second cutting part and the second scanning part are connected with the second moving assembly, and the third scanning part is connected with the third moving assembly;
the first cutting part and the second cutting part are opposite in direction, the first scanning part and the second scanning part are opposite in direction, and the first scanning part and the third scanning part are identical in direction.
4. The alignment mechanism of claim 3, wherein the wire-motor machine further comprises: a pressure calibration assembly disposed on the second beam;
the pressure calibration assembly comprises a first pressure calibration end and a second pressure calibration end which are arranged along a third direction, wherein the first pressure calibration end is positioned at one side of the second pressure calibration end, which is close to the first cross beam, the first pressure calibration end is arranged towards the first cross beam, and the second pressure calibration end is arranged towards the second cross beam.
5. The alignment mechanism of claim 3, wherein at least one of the first scanning portion, the second scanning portion, and the third scanning portion comprises: a first driving section and an image acquisition section; each of the first, second and third moving assemblies includes a first mounting plate including first and second faces disposed opposite along the first direction, the second face being connected to the wire-horse machine;
the first driving part comprises a first fixing part, a first servo motor and a first sliding block, wherein the first servo motor and the first sliding block are arranged on the first fixing part, the first fixing part comprises a third surface and a fourth surface which are oppositely arranged along the second direction, the third surface is fixedly connected with the first surface, the first servo motor can drive the first sliding block to move along the third direction on the fourth surface, and the first direction, the second direction and the third direction are mutually intersected;
the image acquisition part is connected with the first sliding block.
6. The alignment mechanism of claim 5, wherein at least one of the first scanning portion, the second scanning portion, and the third scanning portion further comprises: a second driving section;
The second driving part comprises a second fixing part, a second servo motor and a second sliding block, wherein the second servo motor and the second sliding block are arranged on the second fixing part, the second fixing part comprises a fifth surface and a sixth surface which are oppositely arranged along the second direction, the fifth surface is fixedly connected with one side, away from the first fixing part, of the first sliding block, and the second servo motor can drive the second sliding block to move along the first direction on the six surfaces;
the image acquisition part is fixedly connected with the second sliding block.
7. The alignment mechanism of claim 5, wherein at least one of the first scanning portion, the second scanning portion, and the third scanning portion further comprises: a mounting bracket;
the mounting bracket comprises a first mounting part and a second mounting part arranged on the first mounting part, the first mounting part comprises a seventh surface and an eighth surface which are oppositely arranged along the first direction, the seventh surface is fixedly connected with the first surface, the second mounting part is positioned on the eighth surface, and a third surface of the first fixing part is fixedly connected with the second mounting part;
the eighth side comprises a first side and a second side which are oppositely arranged along the second direction, and the first side is positioned on one side of the second side away from the midline of the first mounting plate;
In the first scanning section, the second mounting section is located on the first side; in the third scanning section, the second mounting section is located on the second side.
8. The alignment mechanism of claim 7, wherein in the first scanning section, an orthographic projection of the first driving section in the first direction does not overlap an orthographic projection of the first mounting plate in the first direction, and wherein an orthographic projection of the image capturing section in the first direction overlaps an orthographic projection of the first mounting plate in the first direction;
in the third scanning section, the front projection of the first driving section in the first direction is located within the front projection of the first mounting plate in the first direction, and the front projection of the image capturing section in the first direction is located within the front projection of the first mounting plate in the first direction.
9. The alignment mechanism according to claim 5, wherein in the second scanning section, the second cutting section includes a cutter mounting section and a first position adjusting section, the first position adjusting section includes a third servo motor and a first moving plate, the cutter mounting section is fixedly connected with the first moving plate, the third servo motor is capable of driving the first moving plate to move in the first direction;
The third surface of the first fixing part is fixedly connected with the first moving plate.
10. The alignment mechanism of claim 9, wherein in the second scanning section, an orthographic projection of the first driving section in the first direction is located at an orthographic projection of the first mounting plate in the first direction so as not to overlap, and an orthographic projection of the image capturing section in the first direction is located at an orthographic projection of the first mounting plate in the first direction so as not to overlap.
11. The alignment mechanism of claim 5, wherein the image capturing portion comprises a second mounting plate, a lens, and a camera disposed at one end of the lens;
the second mounting plate is connected with the first sliding block, the second mounting plate is perpendicular to the first mounting plate, a mounting hole is formed in the second mounting plate, the lens penetrates through the mounting hole and is located on one side of the second mounting plate, facing the piece to be cut, of the camera, and the camera is located on one side, facing away from the piece to be cut, of the second mounting plate.
12. The alignment mechanism of claim 11, wherein the image acquisition section further comprises: and the blowing structure is provided with a blowing state, and an air outlet of the blowing structure is arranged towards the lens in the blowing state.
13. The alignment mechanism of claim 11, wherein in the second scanning section, the image capturing section further comprises: a baffle structure;
the baffle structure comprises a baffle and an air cylinder, wherein the air cylinder can drive the baffle to move along the second direction, and when the air cylinder moves to a first position, the orthographic projection of the lens in the third direction is positioned in the orthographic projection of the baffle in the third direction, and when the air cylinder moves to a second position, the orthographic projection of the lens in the third direction is not overlapped with the orthographic projection of the baffle in the third direction.
14. The alignment mechanism of claim 11, wherein the camera comprises a charge coupled device.
15. A cutting apparatus comprising an alignment mechanism as claimed in any one of claims 1 to 14, the first and second cutting portions each comprising a cutter mounting end for mounting a cutter, and a control module configured to perform the steps of:
determining a first actual cutting line on a first cutting surface of the piece to be cut according to the first real-time image;
When the travelling route of the cutter mounting end on the first cutting part deviates from the first actual cutting line, a first calibration instruction is generated according to the deviation degree;
transmitting the first calibration command to the first cutting part, wherein the first calibration command is configured to enable the cutter mounting end on the first cutting part to move in the first direction so as to enable the travelling route of the cutter mounting end on the first cutting part to be consistent with the first actual cutting line;
determining a second actual cutting line on a second cutting surface of the piece to be cut according to the second real-time image;
when the travelling route of the cutter mounting end on the second cutting part deviates from the second actual cutting line, generating a second calibration instruction according to the deviation degree;
and sending the second calibration instruction to the second cutting part, wherein the second calibration instruction is configured to enable the cutter mounting end on the second cutting part to move in the first direction so as to enable the travelling route of the cutter mounting end on the second cutting part to be consistent with the second actual cutting line.
CN202311575514.5A 2023-11-24 2023-11-24 Alignment mechanism and cutting equipment Active CN117285241B (en)

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