CN111906711A - Buffer type clamp device based on proximity detection and regulation and control system thereof - Google Patents
Buffer type clamp device based on proximity detection and regulation and control system thereof Download PDFInfo
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- CN111906711A CN111906711A CN202010754595.5A CN202010754595A CN111906711A CN 111906711 A CN111906711 A CN 111906711A CN 202010754595 A CN202010754595 A CN 202010754595A CN 111906711 A CN111906711 A CN 111906711A
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- 230000033228 biological regulation Effects 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000012545 processing Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 13
- 230000005389 magnetism Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012994 industrial processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a buffer type clamp device based on proximity detection and a regulation and control system thereof, and relates to the technical field of industrial processing and manufacturing. In the invention, the first transverse end side plate and the main electromagnetic power device are matched to act in an electromagnetic attraction mode; the two sides of the second front-end movable plate are provided with second electromagnetic mechanisms; one end side of the first adjusting frame rod is fixedly connected with a second electromagnetic plate driven by a second electromagnetic mechanism; a third end side mounting plate is arranged at one end side of the internal guide main screw rod; a third clamping contact plate is embedded into one side of the third end side mounting plate; proximity sensors positioned at two sides of the third clamping contact plate are arranged on the third end side mounting plate; and a third inner side magnet matched with the second electromagnetic plate is arranged on the other side of the third end side mounting plate. The invention forms a clamping integrated structure which is in linkage adjustment and matching with magnetic attraction, and avoids the impact damage to workpiece products and the clamp itself caused by too high clamping speed of the clamp.
Description
Technical Field
The invention belongs to the technical field of industrial processing and manufacturing, and particularly relates to a buffer type clamp device based on proximity detection and a regulation and control system thereof.
Background
The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.
In the use process of the clamp, some workpieces need to be clamped quickly, and the traditional manual screw type pushing clamp is obviously low in efficiency.
The clamping fixture adopting the cylinder pneumatic type realizes quick clamping, but in the high-speed driving clamping process, a clamping panel causes large impact force to a machined workpiece, and the fixture can be irreversibly damaged for a long time and can cause invisible impact damage to the workpiece.
How to overcome the technical problem among the above-mentioned current anchor clamps, when accomplishing anchor clamps centre gripping operation fast, reduce anchor clamps itself and to the damage of work piece, become the problem that needs to solve.
Disclosure of Invention
The invention aims to provide a buffer type clamp device based on proximity detection and a regulation and control system thereof, so that a clamping integrated structure matched with magnetic attraction and attraction linkage regulation is formed, and impact damage to a workpiece product and a clamp body caused by too high clamping speed of the clamp is avoided.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a buffer type clamp device based on proximity detection, which comprises a first base plate, wherein two groups of paired first adjusting frame rods are movably mounted on the upper side of the first base plate; one end sides of the paired first adjusting frame rods are fixedly connected with a first transverse end side plate together; the first transverse end side plate and the main electromagnetic power device are matched to act in an electromagnetic attraction mode.
One side of the second inner side fixing plate is fixedly connected with a second fixing frame; one side of the second fixed frame is connected with a second front end mounting plate; the second front end mounting plate is movably provided with an internal guide main screw rod; a second front-end movable plate is movably mounted on one side of the second front-end mounting plate through an internal guide main screw rod; the two sides of the second front-end movable plate are provided with second electromagnetic mechanisms; one end side of the first adjusting frame rod is fixedly connected with a second electromagnetic plate driven by a second electromagnetic mechanism; a third end side mounting plate is arranged at one end side of the internal guide main screw rod; a third clamping contact plate is embedded into one side of the third end side mounting plate; proximity sensors positioned at two sides of the third clamping contact plate are arranged on the third end side mounting plate; and a third inner side magnet matched with the second electromagnetic plate is arranged on the other side of the third end side mounting plate.
As a preferred technical scheme of the invention, one side of the main electromagnetic power device is provided with a main electromagnetic plate; one side of the first transverse end side plate is provided with a magnet plate block which is attracted with the main magnet plate block; the main electromagnet blocks have a magnetic polarity distribution opposite to that of the magnet blocks.
As a preferred technical scheme of the invention, the internal guide main screw rod is a rod body with threads at two end parts and a smooth middle part; a third inner convex column which is convex inwards is arranged on the third end side mounting plate; a third inner side thread groove hole matched with the inner guide main screw rod is formed on the third inner side convex column; a second front end movable plate is provided with a second movable plate middle hole; the second front end movable plate is provided with second movable plate edge holes positioned at two sides of the second movable plate middle hole; a second fixing plate middle hole is formed in the second front end mounting plate; second fixing plate edge holes positioned at two sides of the second fixing plate middle hole are formed in the second front end mounting plate; one end of the internal guide main screw rod is in threaded connection with the third inner side thread groove hole, the internal guide main screw rod penetrates through the second movable plate neutral hole, the second fixed plate neutral hole and the other end of the internal guide main screw rod, and one or a pair of main rod rear end nuts are in threaded connection with the other end of the internal guide main screw rod.
The inner guide main screw rod is sleeved with a main adjusting spring positioned between the second front end movable plate and the third end side mounting plate; a secondary side guide rod is movably arranged on a second movable plate edge hole of the second front end movable plate and a second fixed plate edge hole of the second front end mounting plate; the secondary side guide rod is sleeved with a secondary side adjusting spring positioned between the second front end movable plate and the second front end mounting plate; both ends of the auxiliary side guide rod are provided with thread structures; and the two ends of the secondary side guide rod are both screwed with secondary rod end side nuts.
As a preferred technical scheme of the invention, a first guide bracket for guiding and supporting a first adjusting frame rod is fixedly arranged on a first base plate; both end sides of the third end side mounting plate are fixedly connected with third peripheral guide rods; and a third guide bracket for guiding and supporting a third peripheral guide rod is fixedly arranged on the first base plate.
According to a preferable technical scheme of the invention, the height of the third clamping contact plate protruding out of the surface of the third end side mounting plate is 1-3 mm; the outer surface of the proximity sensor is consistent with the surface of the third end side mounting plate; a workpiece clamping area is formed between the pair of third end side mounting plates/third clamping contact plates.
In a preferred embodiment of the present invention, the magnetic polarity distribution of the second electromagnet block is opposite to the magnetic polarity distribution of the third inner magnet.
A regulation and control system of a buffer type clamp device based on proximity detection comprises a main processing controller for regulation and control:
in the first step, in a non-working state, the main electromagnetic power device is not electrified, the second electromagnetic mechanism is not electrified, the main electromagnetic plate block releases the magnet plate block in a non-magnetic mode, the second electromagnetic plate block releases the third inner side magnet in a non-magnetic mode, and the whole combined clamp is in a closing trend.
In the second step, in the working state, the clamp is driven to open; the second electromagnetic mechanism is electrified, the main electromagnetic power device is electrified, the second electromagnetic plate obtains magnetism to carry out complete magnetic attraction on the third inner side magnet, the main electromagnetic plate obtains magnetism to carry out complete magnetic attraction on the magnet plate, and the whole combined clamp is in a completely opening trend.
In the third step, in the working state, the linear clamp releasing control of the clamp is carried out; a workpiece to be processed is placed in a workpiece clamping area, the placing action of the workpiece to be processed is manually determined or is sensed and detected through a proximity sensor, after a plurality of seconds, a main electromagnetic power device is directly powered off, and a main electromagnetic plate block releases the magnet plate block in a non-magnetic mode; the second electromagnetic mechanism keeps circular telegram, and main processing controller adjusts control to the second electromagnetic mechanism, the electric current in the second electromagnetism plate return circuit, adjusts the magnetism size change of second electromagnetism plate, and the magnetism power of linear change between second electromagnetism plate and the inboard magnet of third, after proximity sensor sensing detected and shortened to certain distance with the distance between the work piece, second electromagnetic mechanism outage directly released the inboard magnet of third, accomplished the linear clamp control operation of putting of anchor clamps.
As a preferred technical scheme of the invention, the distance between the proximity sensor and a workpiece is set to be L; in the linear clamp placing control process of the clamp, when the second electromagnetic mechanism is powered off, the proximity sensor detects that the distance between the proximity sensor and the workpiece is D; the magnetic attraction force F between the second electromagnetic plate and the third inner side magnet keeps certain stabilization in the linear clamp releasing control process of the clamp;
setting a main processing controller to control the current in the second electromagnetic mechanism and the second electromagnetic plate loop to be Ib, and setting a proximity distance S to be L-D; f (Ib). varies.F-1(S)。
As a preferred technical scheme of the invention, in the linear clamp releasing control process of the clamp, the main electromagnetic plate block is powered off and does not have magnetic action, and the main processing controller is instantaneously connected with the current regulation and control change in the second electromagnetic mechanism/the second electromagnetic plate block; and setting the time point of the power failure of the main electromagnetic plate block as Ta, and setting the time point of the main processing controller for regulating and controlling the current in the second electromagnetic mechanism/the second electromagnetic plate block as Ta, wherein the time point of the power failure of the second electromagnetic mechanism is Tb after the proximity sensor senses and detects that the distance between the proximity sensor and the workpiece meets corresponding parameters.
The invention has the following beneficial effects:
1. according to the invention, a main electromagnetic power device and a second electromagnetic mechanism are used as a drive control basis, a main electromagnetic plate is arranged to be in magnetic attraction fit with a magnet plate, a second electromagnetic plate is arranged to be in magnetic attraction fit with a third inner side magnet, a second inner side fixing plate is fixedly arranged in the main electromagnetic plate, and an inner guide main screw rod with a main adjusting spring and an auxiliary side guide rod with an auxiliary side adjusting spring are arranged in a matched manner, so that a clamping integrated structure in linkage adjustment fit with magnetic attraction is formed;
2. in the linear clamp releasing control process of the clamp, the corresponding regulation and control are carried out on the loop current in the second electromagnetic mechanism and the second electromagnetic plate block according to the distance change between the second electromagnetic mechanism and the workpiece monitored by the proximity sensor, so that the magnetic force between the second electromagnetic plate block and the third inner side magnet is adaptively changed, and the workpiece product and the clamp are prevented from being impacted and damaged due to the excessively high clamp releasing speed of the clamp;
3. when the proximity sensor is adopted for detecting the distance, the device can be suitable for detecting workpieces with various thicknesses, and is linked with linear clamp releasing control to realize impact-reducing clamping operation on workpieces with various specifications.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a proximity detection-based buffer fixture device according to the present invention;
FIG. 2 is a schematic view of a side clamp of the present invention shown in FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is a logic diagram of the clamp of the present invention in a non-operating state;
FIG. 5 is a logic diagram of the open driving state of the clamp according to the present invention;
FIG. 6 is a logic diagram of linear clamp release control of the clamp of the present invention;
FIG. 7 is a schematic view of a current regulation curve in a second electromagnetic plate loop according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a first base plate; 2-a main electromagnetic power device; 3-a first conditioning frame bar; 4-a first transverse end side panel; 5-main electromagnetic plate; 6-magnet plate; 7-a second inner fixing plate; 8-a second fixed frame; 9-a second front mounting plate; 10-a second front end flap; 11-a second electromagnetic mechanism; 12-a second electromagnetic plate; 13-a third peripheral guide bar; 14-a third end side mounting plate; 15-a third inner magnet; 16-a third clamping contact plate; 17-a proximity sensor; 18-a first guide bracket; 19-a third guide bracket; 20-workpiece clamping zone; 21-a third inner post; 22-a third inside threaded slot; 23-internal lead main screw; 24-a main regulating spring; 25-second moving plate median hole; 26-a second moving plate edge hole; 27-second fixing plate middle hole; 28-second solid plate edge holes; 29-secondary side guide bar; 30-secondary side adjusting spring; 31-secondary rod end side nut; 32-main rod rear end nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Example one
Referring to fig. 1, two pairs of first adjusting frame rods 3 are movably mounted on an upper side of a first base plate 1, a second inner fixing plate 7 is fixedly mounted on the upper side of the first base plate 1, the second inner fixing plate 7 is located between the pairs of first adjusting frame rods 3, and main electromagnetic power devices 2 are fixedly mounted at two ends of the upper side of the first base plate 1; one end sides of the paired first adjusting frame rods 3 are fixedly connected with a first transverse end side plate 4 together; the first transverse end side plate 4 and the main electromagnetic power device are matched to act in an electromagnetic attraction mode.
Referring to fig. 1, 2 and 3, a second fixing frame 8 is fixedly connected to one side of the second inner fixing plate 7; one side of the second fixed frame 8 is connected with a second front end mounting plate 9; the second front end mounting plate 9 is movably provided with an internal guide main screw 23; a second front movable plate 10 is movably mounted on one side of the second front mounting plate 9 through an internal guide main screw 23; the second electromagnetic mechanism 11 is installed on both sides of the second front movable plate 10; one end side of the first adjusting frame rod 3 is fixedly connected with a second electromagnetic plate 12 driven by a second electromagnetic mechanism 11; a third end mounting plate 14 is mounted on one end side of the internal guide main screw 23; a third clamping contact plate 16 is embedded in one side of the third end side mounting plate 14; proximity sensors 17 positioned on both sides of the third clamping contact plate 16 are arranged on the third end side mounting plate 14; the other side of the third end side mounting plate 14 is provided with a third inner magnet 15 which is matched with the second electromagnetic plate 12.
Referring to fig. 2, a main electromagnetic plate 5 is disposed on one side of the main electromagnetic power device 2; one side of the first transverse end side plate 4 is provided with a magnet plate 6 which is attracted with the main electromagnetic plate 5; the magnetic polarity distribution of the main electromagnetic plate 5 is opposite to that of the magnet plate 6; the magnetic polarity distribution of the second electromagnet block 12 is opposite to the magnetic polarity distribution of the third inner magnet 15.
Referring to fig. 3, the inner lead main screw 23 is a rod body with threads at both ends and a smooth middle part; a third inner convex column 21 which is convex inwards is arranged on the third end side mounting plate 14; a third inner side threaded groove hole 22 matched with the inner guide main screw 23 is formed on the third inner side convex column 21; the second front movable plate 10 is provided with a second movable plate middle hole 25; the second front end movable plate 10 is provided with second movable plate edge holes 26 positioned at two sides of the second movable plate middle hole 25; a second fixing plate middle hole 27 is formed in the second front end mounting plate 9; the second front mounting plate 9 is provided with second fixing plate side holes 28 located at two sides of the second fixing plate middle hole 27.
Referring to fig. 3, one end of the internal guiding main screw 23 is screwed into the third inner threaded slot 22, the internal guiding main screw 23 passes through the second movable plate middle hole 25, the second fixed plate middle hole 27, and the other end of the internal guiding main screw 23 is screwed with one or a pair of main rod rear end nuts 31; the inner lead main screw 23 is sleeved with a main adjusting spring 24 between the second front movable plate 10 and the third end mounting plate 14.
Referring to fig. 3, a secondary side guide rod 29 is movably mounted on the second moving plate edge hole 26 of the second front end moving plate 10 and the second fixed plate edge hole 28 of the second front end mounting plate 9; the secondary side guide rod 29 is sleeved with a secondary side adjusting spring 30 positioned between the second front movable plate 10 and the second front mounting plate 9; both ends of the secondary side guide rod 29 are provided with thread structures; the secondary-side guide rod 29 has secondary-rod end-side nuts 31 screwed to both ends thereof.
Referring to fig. 2, a first guiding bracket 18 for guiding and supporting the first adjusting frame rod 3 is fixedly installed on the first base plate 1; both end sides of the third end side mounting plate 14 are fixedly connected with third peripheral guide rods 13; a third guide bracket 19 for guiding and supporting the third peripheral guide bar 13 is fixedly mounted on the first base plate 1.
Referring to fig. 2, the height of the third clamping contact plate 16 protruding from the surface of the third end-side mounting plate 14 is 1 to 3 mm; the outer surface of the proximity sensor 17 coincides with the plate surface of the third end side mounting plate 14; a workpiece holding section 20 is formed between the pair of third end mounting plates 14/third holding contact plate 16.
Example two
Based on fig. 1 to 3, a regulation and control system of a buffer type clamp device based on proximity detection in the invention is designed:
as shown in fig. 4, when the workpiece is not clamped, in a non-operating state, the main electromagnetic power device 2 is not energized, the second electromagnetic mechanism 11 is not energized, the main electromagnetic plate 5 releases the magnet plate 6 without magnetism, the second electromagnetic plate 12 releases the third inner magnet 15 without magnetism, and the whole combined clamp is in a closing trend.
With reference to fig. 5, a workpiece needs to be clamped, and the control system is in a working state to drive the clamp to open; the second electromagnetic mechanism 11 is electrified, the main electromagnetic power device 2 is electrified, the second electromagnetic plate 12 obtains magnetism to carry out complete magnetic attraction on the third inner side magnet 15, the main electromagnetic plate 5 obtains magnetism to carry out complete magnetic attraction on the magnet plate 6, and the whole combined clamp is in a complete opening trend.
With reference to fig. 6, the workpiece needs to be clamped, and the control system performs linear clamp releasing control of the clamp in a working state; a workpiece to be processed is placed in a workpiece clamping area 20, the placing action of the workpiece to be processed is manually determined or is sensed by a proximity sensor 17, after a plurality of seconds, the main electromagnetic power device 2 is directly powered off, and the main electromagnetic plate 5 releases the magnetic plate 6 without magnetism; the second electromagnetic mechanism 11 is kept electrified, the main processing controller adjusts and controls the currents in the loops of the second electromagnetic mechanism 11 and the second electromagnetic plate 12, the magnetic size of the second electromagnetic plate 12 is adjusted to change, the magnetic attraction between the second electromagnetic plate 12 and the third inner side magnet 15 is linearly changed, when the proximity sensor 17 senses that the distance between the proximity sensor and a workpiece is shortened to a certain distance, the second electromagnetic mechanism 11 is powered off, the third inner side magnet 15 is directly released, and the linear clamp releasing control operation of the clamp is completed.
Referring to fig. 6 and 7, the proximity sensor 17 detects a distance L from the workpiece; in the linear clamp releasing control process of the clamp, when the second electromagnetic mechanism 11 is powered off, the proximity sensor 17 detects that the distance between the second electromagnetic mechanism and the workpiece is D; the magnetic attraction force F between the second electromagnetic plate 12 and the third inner side magnet 15 keeps certain stability in the linear clamp releasing control process of the clamp; setting the current in the loop of the second electromagnetic mechanism 11 and the second electromagnetic plate 12 as Ib by the main processing controller, and setting the proximity distance S as L-D; f (Ib). varies.F-1(S)。
With reference to fig. 7, in the linear clamping control process of the clamp, the main electromagnetic plate 5 is powered off and does not have magnetic action, and the main processing controller instantaneously connects the current regulation and control changes in the second electromagnetic mechanism 11/the second electromagnetic plate 12; if the time point of the power failure of the main electromagnetic plate 5 is Ta, the time point of the main processing controller for regulating and controlling the current in the second electromagnetic mechanism 11/the second electromagnetic plate 12 is Ta, and the time point of the power failure of the second electromagnetic mechanism 11 is Tb until the proximity sensor 17 senses that the distance between the main processing controller and the workpiece meets the corresponding parameters
In the device of the present invention, the third clamping contact plate 16 is a high-strength and wear-resistant alloy plate such as iron, nickel, copper, etc., and under the impact of long-term clamping action, the third clamping contact plate 16 can still maintain a good initial size, thereby reducing the influence on the overall regulation and control precision of the linear clamp release control of the clamp.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. A buffer type clamp device based on proximity detection comprises a first base plate (1), wherein two groups of paired first adjusting rack rods (3) are movably mounted on the upper side of the first base plate (1), a second inner side fixing plate (7) is fixedly mounted on the upper side of the first base plate (1), and the second inner side fixing plate (7) is located between the paired first adjusting rack rods (3), and the buffer type clamp device is characterized in that:
the two ends of the upper side of the first base plate (1) are fixedly provided with main electromagnetic power devices (2);
one end sides of the paired first adjusting frame rods (3) are fixedly connected with a first transverse end side plate (4) together;
the first transverse end side plate (4) and the main electromagnetic power device are in matched action in an electromagnetic attraction mode;
one side of the second inner side fixing plate (7) is fixedly connected with a second fixing frame (8);
one side of the second fixed frame (8) is connected with a second front end mounting plate (9);
an inner guide main screw rod (23) is movably arranged on the second front end mounting plate (9);
a second front movable plate (10) is movably mounted on one side of the second front mounting plate (9) through an internal guide main screw (23);
a second electromagnetic mechanism (11) is arranged on each of two sides of the second front end movable plate (10);
one end side of the first adjusting frame rod (3) is fixedly connected with a second electromagnetic plate (12) driven by a second electromagnetic mechanism (11);
a third end side mounting plate (14) is mounted on one end side of the internal guide main screw rod (23);
a third clamping contact plate (16) is embedded into one side of the third end side mounting plate (14);
proximity sensors (17) positioned at two sides of the third clamping contact plate (16) are arranged on the third end side mounting plate (14);
and a third inner side magnet (15) matched with the second electromagnetic plate (12) is arranged on the other side of the third end side mounting plate (14).
2. The proximity detection-based buffer type clamp device as claimed in claim 1, wherein:
a main electromagnetic plate (5) is arranged on one side of the main electromagnetic power device (2);
one side of the first transverse end side plate (4) is provided with a magnet plate (6) which is attracted with the main electromagnetic plate (5);
the magnetic polarity distribution of the main electromagnetic plate (5) is opposite to that of the magnet plate (6).
3. The proximity detection-based buffer type clamp device as claimed in claim 1, wherein:
the inner guide main screw rod (23) is a rod body with threads at two end parts and a smooth middle part;
a third inner convex column (21) which is convex inwards is arranged on the third end side mounting plate (14);
a third inner side thread slotted hole (22) matched with the inner guide main screw rod (23) is formed in the third inner side convex column (21);
a second movable plate middle hole (25) is formed in the second front movable plate (10);
the second front end movable plate (10) is provided with second movable plate position holes (26) positioned at two sides of the second movable plate middle position hole (25);
a second fixing plate middle hole (27) is formed in the second front end mounting plate (9);
second fixing plate edge holes (28) positioned at two sides of the second fixing plate middle hole (27) are formed in the second front end mounting plate (9);
one end of the internal guide main screw rod (23) is screwed in the third inner side thread groove hole (22), the internal guide main screw rod (23) passes through the second movable plate middle position hole (25), the second fixed plate middle position hole (27) and the other end of the internal guide main screw rod (23) is screwed with one or a pair of main rod rear end nuts (31);
a main adjusting spring (24) positioned between the second front end movable plate (10) and the third end side mounting plate (14) is sleeved on the inner guiding main screw rod (23);
a secondary side guide rod (29) is movably arranged on a second movable plate edge hole (26) of the second front end movable plate (10) and a second fixed plate edge hole (28) of the second front end mounting plate (9);
the auxiliary side guide rod (29) is sleeved with an auxiliary side adjusting spring (30) positioned between the second front end movable plate (10) and the second front end mounting plate (9);
both ends of the auxiliary side guide rod (29) are provided with thread structures;
and the two ends of the secondary side guide rod (29) are both screwed with secondary rod end side nuts (31).
4. The proximity detection-based buffer type clamp device as claimed in claim 1, wherein:
a first guide bracket (18) for guiding and supporting the first adjusting frame rod (3) is fixedly arranged on the first base plate (1);
both ends of the third end side mounting plate (14) are fixedly connected with third peripheral guide rods (13);
and a third guide bracket (19) for guiding and supporting a third peripheral guide rod (13) is fixedly arranged on the first base plate (1).
5. The proximity detection-based buffer type clamp device as claimed in claim 1, wherein:
the height of the third clamping contact plate (16) protruding out of the surface of the third end side mounting plate (14) is 1-3 mm;
the outer surface of the proximity sensor (17) is consistent with the plate surface of the third end side mounting plate (14);
a workpiece holding section (20) is formed between the pair of third end mounting plates (14)/the third holding contact plate (16).
6. The proximity detection-based buffer type clamp device as claimed in claim 1, wherein:
the magnetic polarity distribution of the second electromagnetic plate (12) is opposite to that of the third inner side magnet (15).
7. The utility model provides a buffering formula fixture device's regulation and control system based on proximity formula detects, includes the main processing controller who carries out regulation and control, its characterized in that:
in a first step, in a non-working state, the main electromagnetic power device (2) is not electrified, the second electromagnetic mechanism (11) is not electrified, the main electromagnetic plate (5) releases the magnet plate (6) in a non-magnetic manner, the second electromagnetic plate (12) releases the third inner side magnet (15) in a non-magnetic manner, and the whole combined clamp is in a closed trend;
in the second step, in the working state, the clamp is driven to open; the second electromagnetic mechanism (11) is electrified, the main electromagnetic power device (2) is electrified, the second electromagnetic plate (12) obtains magnetism to carry out complete magnetic attraction on the third inner side magnet (15), the main electromagnetic plate (5) obtains magnetism to carry out complete magnetic attraction on the magnet plate (6), and the whole combined clamp is in a completely opening trend;
in the third step, in the working state, the linear clamp releasing control of the clamp is carried out; a workpiece to be processed is placed in a workpiece clamping area (20), the placing action of the workpiece to be processed is manually determined or is sensed by a proximity sensor (17), after a plurality of seconds, the main electromagnetic power device (2) is directly powered off, and the main electromagnetic plate (5) releases the magnet plate (6) in a non-magnetic manner; second electromagnetism mechanism (11) keep circular telegram, main processing controller is to second electromagnetism mechanism (11), the electric current in second electromagnetism plate (12) return circuit adjusts control, adjust the magnetism size change of second electromagnetism plate (12), the magnetic attraction between second electromagnetism plate (12) and third inboard magnet (15) is changed to the linearity, after proximity sensor (17) sensing detected and shortened to the certain distance with the distance between the work piece, second electromagnetism mechanism (11) outage, directly release third inboard magnet (15), accomplish the linear clamp control operation that puts of anchor clamps.
8. The proximity detection-based conditioning system for a cushioned fixture arrangement as recited in claim 7, further comprising:
setting the distance between the proximity sensor (17) and the workpiece as L;
in the linear clamp releasing control process of the clamp, when the second electromagnetic mechanism (11) is powered off, the proximity sensor (17) detects that the distance between the proximity sensor and the workpiece is D;
the magnetic attraction force F between the second electromagnetic plate (12) and the third inner side magnet (15) keeps certain stability in the linear clamp releasing control process of the clamp;
setting the current in a loop of a second electromagnetic mechanism (11) and a second electromagnetic plate (12) controlled by a main processing controller as Ib, and setting a proximity distance S as L-D;
f (Ib). varies.F-1(S)。
9. The proximity detection-based conditioning system for a cushioned fixture arrangement as recited in claim 7, further comprising:
in the linear clamp releasing control process of the clamp, the main electromagnetic plate (5) is powered off and does not have magnetic action, and the main processing controller is used for instantly connecting the current regulation and control changes in the second electromagnetic mechanism (11)/the second electromagnetic plate (12);
and if the time point of the power failure of the main electromagnetic plate (5) is Ta, the time point of the main processing controller () for regulating and controlling the current in the second electromagnetic mechanism (11)/the second electromagnetic plate (12) is Ta, and the time point of the power failure of the second electromagnetic mechanism (11) is Tb after the proximity sensor (17) senses that the distance between the proximity sensor and the workpiece meets corresponding parameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754595.5A CN111906711A (en) | 2020-07-31 | 2020-07-31 | Buffer type clamp device based on proximity detection and regulation and control system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010754595.5A CN111906711A (en) | 2020-07-31 | 2020-07-31 | Buffer type clamp device based on proximity detection and regulation and control system thereof |
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| CN111906711A true CN111906711A (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010754595.5A Withdrawn CN111906711A (en) | 2020-07-31 | 2020-07-31 | Buffer type clamp device based on proximity detection and regulation and control system thereof |
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| CN112839446A (en) * | 2021-01-04 | 2021-05-25 | 杭州和裕电子科技有限公司 | A flexible circuit board tensioning device and its tensioning system |
| CN119794242A (en) * | 2025-03-17 | 2025-04-11 | 江阴峰煌锻件有限公司 | Alloy bar linearization forging tool and process thereof |
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Application publication date: 20201110 |