CN212300165U - Hole parameter detection device - Google Patents
Hole parameter detection device Download PDFInfo
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- CN212300165U CN212300165U CN202020800255.7U CN202020800255U CN212300165U CN 212300165 U CN212300165 U CN 212300165U CN 202020800255 U CN202020800255 U CN 202020800255U CN 212300165 U CN212300165 U CN 212300165U
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- detection device
- parameter detection
- hole
- bracket
- hole parameter
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Abstract
The utility model relates to a hole parameter detection device, which comprises a bracket (1) which is configured to move axially in a detected hole; a plurality of rollers (5) which are rotatably arranged on the bracket (1) and are arranged along the circumferential direction; the driving part is used for driving the roller (5) to rotate along the inner wall of the detected hole, so that when the hole parameter detection device rotates around the axis of the bracket (1), the roller (5) is driven to rotate along the inner wall of the hole to adjust the hole parameter detection device to the original posture, and the problem that the hole parameter detection device in the related art cannot keep the preset posture is solved.
Description
Technical Field
The utility model relates to a parameter detection field in hole particularly, relates to a hole parameter detection device.
Background
With the increasing demand for high quality development, the mechanical industry has been exploring ways to detect parameters such as linearity, roundness, parallelism, and coaxiality of complex holes such as deep holes and large apertures, so as to improve the manufacturing accuracy. Firstly, the key technical problems to be solved are: when the detection device is arranged at the axial position of the hole, how to automatically adjust the detection device is to keep the horizontal posture of the detection device unchanged, so that the detection reference of each position of the axis of the hole is unified.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hole parameter detection device to improve the hole parameter detection device who exists among the correlation technique and can not keep the problem of predetermined gesture.
According to the utility model discloses an aspect provides a hole parameter detection device, and hole parameter detection device includes:
a holder configured to be axially movable in a hole to be inspected;
a plurality of rollers which are rotatably mounted on the bracket and are arranged along the circumferential direction;
and the driving part is used for driving the roller wheel to rotate along the inner wall of the detected hole so as to adjust the hole parameter detection device to the original posture through the rotation of the driving roller wheel along the inner wall of the hole when the hole parameter detection device rotates around the axis of the bracket.
In some embodiments, the driving part includes:
the winding drum is rotatably arranged in the middle of the bracket;
the cotton rope is wound on the winding drum and the roller wheel so that the winding drum drives the roller wheel to rotate.
In some embodiments, the driving part further includes an elastic member connecting the reel and the bracket to hold the reel at a predetermined position in a circumferential direction.
In some embodiments, the resilient member comprises:
one end of the first elastic component is connected with the bracket, and the other end of the first elastic component is connected with the winding drum;
and the second elastic component is connected with the bracket at one end and the winding drum at the other end, and pushes the winding drum towards the opposite directions in the circumferential direction with the first elastic component respectively.
In some embodiments, the well parameter detection device further comprises:
the level gauge is arranged on the bracket and used for detecting the horizontal angle of the hole parameter detection device rotating around the axis of the bracket; and
the controller is in communication connection with the level gauge and the driving portion, and after the level gauge detects that the hole parameter detection device rotates around the axis of the support, the winding drum is controlled to rotate so as to adjust the hole parameter detection device to the original posture.
In some embodiments, the drive portion further comprises a motor, and the motor is in transmission connection with the winding drum and in communication connection with the controller.
In some embodiments, the middle of the support is provided with a mounting cavity for accommodating the winding drum, and the hole parameter detection device further comprises an end cover covering the mounting cavity and a sensor arranged on the end cover and used for detecting the parameter of the detected hole.
In some embodiments of the present invention, the,
grooves for accommodating cords are arranged on the circumferential surface of the roller; and/or
Grooves for accommodating the thread ropes are arranged on the circumferential surface of the winding drum.
In some embodiments, the interior of the bracket is further provided with a cavity for receiving a cord to facilitate the placement of the cord attached to the drum and the roller.
In some embodiments, a guide pin for guiding the cord is provided within the cavity.
In some embodiments, the same rope is wound around the drum and the plurality of rollers, so that the drum drives the plurality of rollers to rotate.
In some embodiments of the present invention, the,
the position of the roller on the bracket is fixed; or
The position of the roller on the bracket can elastically float along the radial direction.
In some embodiments, the stent comprises:
a central portion;
and the branch parts are connected with the central part and extend in the radial direction, the branch parts and the rollers are arranged in one-to-one correspondence, and the rollers are arranged at one ends of the branch parts, which are far away from the central part.
Use the technical scheme of the utility model, when hole parameter detection device rotated round the axis of support, rotate the inner wall in hole through the drive roller along the hole and adjust hole parameter detection device to former gesture, improved the hole parameter detection device who exists among the correlation technique and can not keep the problem of predetermined gesture.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 shows a schematic structural diagram of a hole parameter detection device according to an embodiment of the present invention; and
fig. 2 shows a schematic structural diagram of an uncapped hole parameter detection apparatus according to an embodiment of the present invention;
fig. 3 shows a schematic diagram of an internal structure of the uncapped hole parameter detection apparatus according to an embodiment of the present invention; and
fig. 4 shows a schematic structural diagram of a roller of the hole parameter detection device without an end cover according to an embodiment of the present invention.
In the figure:
1. a support; 2. an end cap; 3. an end cap screw; 4. a roller screw; 5. a roller; 51. a trench; 6. a guide pin; 7. a reel; 8. a level gauge; 9. a cord; 11. a central portion; 12. a branching section.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the present embodiment provides a hole parameter detecting device, which includes a bracket 1, a plurality of rollers 5, and a driving portion.
The support 1 is configured to be axially movable in the hole to be inspected; a plurality of rollers 5 are rotatably mounted on the bracket 1 and are arranged along the circumferential direction; the driving part is used for driving the roller 5 to rotate along the inner wall of the detected hole, so that when the hole parameter detection device rotates around the axis of the bracket 1, the hole parameter detection device is adjusted to the original posture by the driving roller 5 rotating along the inner wall of the hole.
In this embodiment, when the hole parameter detecting device rotates around the axis of the bracket 1, the hole parameter detecting device is adjusted to the original posture by rotating the driving roller 5 along the inner wall of the hole, which improves the problem that the hole parameter detecting device in the related art cannot maintain the predetermined posture.
The driving part comprises a winding drum 7 and a wire rope 9, and the winding drum 7 is rotatably arranged in the middle of the bracket 1; the wire 9 is wound on the winding drum 7 and the roller 5, so that the winding drum 7 drives the roller 5 to rotate.
In some embodiments, the position of the roller 5 on the bracket 1 is fixed.
In other embodiments, the position of the roller 5 on the support 1 can be elastically floated in the radial direction. The hole parameter detecting means further includes a spring for urging the roller 5 in the radial direction.
The driving portion further includes an elastic member connecting the reel 7 and the bracket 1 to hold the reel 7 at a predetermined position in the circumferential direction.
The elastic component comprises a first elastic component and a second elastic component, one end of the first elastic component is connected with the bracket 1, and the other end of the first elastic component is connected with the winding drum 7; the second elastic member has one end connected to the bracket 1 and the other end connected to the spool 7, and urges the spool 7 in opposite directions in the circumferential direction, respectively, together with the first elastic member.
When the hole parameter detecting means moves in the hole in the axial direction of the hole, the roller 5 elastically floats in the radial direction to accommodate the change in the hole parameter. Meanwhile, since the elastic member maintains the reel 7 at a predetermined angle, the roller 5 cannot be rotated, thereby maintaining the hole parameter detecting device at a predetermined posture.
In other embodiments, the hole parameter detecting device further comprises a level 8 and a controller, wherein the level 8 is mounted on the bracket 1 and used for detecting the horizontal angle of the hole parameter detecting device rotating around the axis of the bracket 1; the controller is in communication connection with the level gauge 8 and the driving part, and controls the winding drum 7 to rotate after the level gauge 8 detects that the hole parameter detection device rotates around the axis of the support 1 so as to adjust the hole parameter detection device to the original posture.
The driving part also comprises a motor, and the motor is in transmission connection with the winding drum 7 and is in communication connection with the controller.
After the level gauge 8 detects that the hole parameter detection device rotates around the axis of the support 1, the controller controls the motor to rotate, and the motor drives the roller 5 to rotate through the winding drum 7 and the thread rope 9, so that the hole parameter detection device is adjusted to be in the original posture.
The middle part of support 1 is provided with the installation cavity that holds reel 7, and hole parameter detection device still establishes end cover 2 on the installation cavity and sets up the sensor that is used for detecting the parameter in the hole that is detected on end cover 2 including the lid.
As shown in fig. 4, the circumferential surface of the roller 5 is provided with a groove 51 for accommodating the cord 9; the circumferential surface of the drum 7 is provided with a groove for accommodating the cord 9.
The inside of the bracket 1 is also provided with a cavity for accommodating the cord 9 to facilitate the arrangement of the cord 9 connected to the drum 7 and the roller 5.
A guide pin 6 for guiding a cord 9 is arranged in the cavity.
The same cord 9 is wound on the winding drum 7 and the rollers 5, so that the winding drum 7 drives the rollers 5 to rotate, and the winding drum 7 drives the rollers 5 to rotate simultaneously.
The stent 1 comprises a central portion 11 and a plurality of branch portions 12: a plurality of branch portions 12 are connected to the central portion 11 and extend in the radial direction, the branch portions 12 are provided in one-to-one correspondence with the rollers 5, and the rollers 5 are mounted on ends of the branch portions 12 remote from the central portion 11.
The hole parameter detection device comprises a support 1, an end cover 2, an end cover screw 3, a roller screw 4, a roller 5, a guide pin 6, a winding drum 7, an electronic level meter 8 and a thread rope 9.
Three branch parts 12 are uniformly distributed on the circumference of the bracket 1, and each branch part 12 is provided with a supporting hole for supporting the roller 5. The support hole may be fixedly connected to the branch portion 12, or may elastically float along the radial direction of the stent 1 with respect to the branch portion 12. The branch 12 is provided with a cavity or a hollow groove along the radial direction of the bracket 1 so that the cord 9 passes through the cavity or the hollow groove to connect the roller 5 and the winding drum 7. The core of the bracket 1 is provided with a guide pin 6 for guiding a thread rope 9.
The end cover 2 is arranged on the bracket 1, a sensor required by hole quality detection can be arranged on the end cover, and the dustproof and anti-collision functions can be achieved.
The end cover screw 3 is used for fixedly connecting the bracket 1 with the end cover 2.
The roller screw 4 is used for positioning the roller 5 on the branch part 12 of the bracket 1, and the roller 5 is axially parallel to the hole of the workpiece to be measured.
The roller 5 is fixed on the bracket 1 through a roller screw 4, and the axis of the roller is axially parallel to the hole of the workpiece to be measured. The roller 5 is provided with a groove for accommodating the thread rope 9. At least one circle of the wire rope 9 is wound on the roller 5 to ensure that the wire rope 9 can drive the roller 5 to rotate freely around the roller screw 4.
The guide pin 6 guides the direction of the cord 9, and ensures that the cord 9 can be smoothly wound around the winding-out roller 5 and the drum 7.
The reel 7 is arranged in the center of the bracket 1, and the axis of the reel is coincident with the axis of the bracket. The drum 7 may be fixed to a motor fixed to the frame 1. The reel 7 can be fitted through a hole shaft and sleeved on a pin which is coincident with the axis of the bracket 1 and arranged on the end cover 2 through an inner hole of the reel. The drum 7 is provided with a groove for accommodating the cord 9. The groove of the winding drum 7 is fixedly connected with two ends of the wire rope 9, and at least one circle of the wire rope 9 is wound on the groove to ensure that the wire rope 9 is fixedly connected with the winding drum 7.
The electronic level 8 is arranged in the center of the bracket 1, and the horizontal plane of the electronic level is vertical to the axial direction of the branch part 12 of the bracket 1. The electronic level 8 is used for detecting the horizontal angle of the self-leveling device rotating around the axial direction of the bracket 1.
The cord 9 is secured at one end to the groove in the drum 7 and is wound around the drum 7 at least once. The wire 9 is smoothly wound into the winding-out roller 5 along the wire pin 6 and wound at least one turn around the groove on the roller 5. The cord 9 drives the three rollers 5 to synchronously rotate under the action of the rotation of the winding drum 7.
In practical use, according to the data of the electronic level meter 8, the horizontal angle of the self-leveling device rotating around the axial direction of the bracket 1 is adjusted to be zero degree. On the basis, inner hole detection is carried out. At the axial position of the inner hole of the workpiece, if the horizontal angle of the detection device rotating around the axial direction of the bracket 1 is not zero, the motor or the spring drives the winding drum 7 to rotate according to the deflection angle. The three rollers 5 are driven by the cord 9 to synchronously rotate in the same direction until the measured value of the electronic level meter 8 is zero degree. When the roughness of the inner hole is more than Ra6.3, the roller 5 does not slide relative to the inner hole of the workpiece to be measured, only rolls relative to the inner hole, and a spring can be adopted to drive the winding drum 7; when the roughness of the inner hole is less than Ra6.3, the roller 5 slides and rolls relative to the inner hole of the workpiece to be detected, and the motor can be used for driving the winding drum 7.
The above description is only exemplary embodiments of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020800255.7U CN212300165U (en) | 2020-05-14 | 2020-05-14 | Hole parameter detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020800255.7U CN212300165U (en) | 2020-05-14 | 2020-05-14 | Hole parameter detection device |
Publications (1)
| Publication Number | Publication Date |
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| CN212300165U true CN212300165U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020800255.7U Withdrawn - After Issue CN212300165U (en) | 2020-05-14 | 2020-05-14 | Hole parameter detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457815A (en) * | 2020-05-14 | 2020-07-28 | 江苏徐工工程机械研究院有限公司 | Hole parameter detection device |
-
2020
- 2020-05-14 CN CN202020800255.7U patent/CN212300165U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457815A (en) * | 2020-05-14 | 2020-07-28 | 江苏徐工工程机械研究院有限公司 | Hole parameter detection device |
| CN111457815B (en) * | 2020-05-14 | 2024-07-30 | 江苏徐工工程机械研究院有限公司 | Hole parameter detection device |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210105 Effective date of abandoning: 20240730 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20210105 Effective date of abandoning: 20240730 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |