CN210036484U - A slide caliper rule body centre gripping drive arrangement for automatic examination of slide caliper - Google Patents
A slide caliper rule body centre gripping drive arrangement for automatic examination of slide caliper Download PDFInfo
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- CN210036484U CN210036484U CN201920694877.3U CN201920694877U CN210036484U CN 210036484 U CN210036484 U CN 210036484U CN 201920694877 U CN201920694877 U CN 201920694877U CN 210036484 U CN210036484 U CN 210036484U
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- connecting piece
- clamping jaw
- guide rail
- linear motor
- supporting plate
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- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of machinery, a slide caliper rule body centre gripping drive device that is used for automatic examination of slide caliper rule is related to. The device comprises a linear motor, a linear motor rotor, a sensor connecting piece, a tension pressure sensor, a clamping jaw rear connecting piece, an electric clamping jaw, a clamping jaw bottom connecting piece, a linear guide rail, a guide rail sliding seat and a supporting plate; the linear motor is used for dragging the caliper body to do linear motion; the supporting plate is arranged on the linear motor rotor; the sensor connecting piece and the linear guide rail are arranged on the upper surface of the supporting plate; the linear guide rail is provided with a guide rail sliding seat; the clamping jaw bottom connecting piece is arranged on the guide rail sliding seat; the electric clamping jaw is arranged on the connecting piece at the bottom of the clamping jaw and is used for clamping the body of the vernier caliper; the pull pressure sensor is arranged on the right side of the sensor connecting piece and is connected with the electric clamping jaw through the clamping jaw rear connecting piece. The utility model discloses can replace artifical centre gripping and the dragging that realizes the blade in the automatic verification process of slide caliper rule, satisfy the needs that the slide caliper rule gauge claw merges and the centre gripping gage block.
Description
Technical Field
The utility model belongs to the technical field of machinery, a slide caliper rule body centre gripping drive device that is used for automatic examination of slide caliper rule is related to.
Background
The vernier caliper is simple to operate, high in precision and extremely wide in application in the mechanical industry. In order to ensure the measurement accuracy and reliability of the vernier caliper, the vernier caliper needs to be periodically verified before and during use.
According to the requirements of JJG 30-2012 'general caliper calibration rule', the calibration items of the vernier caliper comprise 12 items in total, such as appearance, zero value error, indication value error and the like, and the calibration items are more and the calibration precision requirement is high. The traditional manual visual verification method has the defects of large workload, low verification efficiency and the like, and is influenced by human subjective factors, so that the verification reliability is poor, the workload of data recording and processing is large, and the verification result is poor in validity. Therefore, it is necessary to research the automatic calibration method of the vernier caliper and develop high-precision automatic calibration equipment based on the research.
When the vernier caliper is used for detection, 3-level or 5-level blocks with specific specifications need to be clamped between two outer measuring jaw measuring surfaces of the caliper according to detection items such as indicating errors, the parallelism of the measuring jaws in a knife edge and the like, and the measuring blocks are required to slide between the measuring surfaces without falling off, namely, the clamping force is required to be 3-5N. When the basic size deviation, parallelism, zero value error and other items of the arc inner measuring claw are detected, the ruler frame needs to be moved, and the two outer measuring claw measuring surfaces of the vernier caliper are in contact. The above operations are performed manually, which may cause large measurement errors due to measurement force differences.
Therefore, an automatic clamping and dragging device needs to be designed, the electric clamping jaw is adopted to replace a hand to clamp the caliper body, the caliper is dragged under the drive of the linear motor, the measuring force when the caliper is combined is accurately controlled through the force sensor, and the efficiency and the automation degree of the caliper verification are improved.
SUMMERY OF THE UTILITY MODEL
The problem that exists to prior art, the utility model provides a slide caliper rule body centre gripping drive device for automatic examination of slide caliper rule can realize that the automation of different model slide caliper rule jaws pulls open and merges to carry out accurate control to the slide caliper rule measuring force.
The technical scheme of the utility model is that:
a caliper body clamping and dragging device for automatic calibration of a vernier caliper comprises a linear motor 1, a linear motor rotor 2, a sensor connector 3, a tension pressure sensor 4, a clamping jaw rear connector a5, a clamping jaw rear connector b6, an electric clamping jaw 7, a clamping jaw bottom connector 8, a linear guide rail 9, a guide rail sliding seat 10 and a supporting plate 11;
the linear motor 1 is used for dragging the caliper body to do linear motion and providing an accurate source of displacement value of the caliper body, and a linear motor rotor 2 is arranged on the linear motor 1;
the supporting plate 11 is arranged on the linear motor rotor 2 and used for supporting the electric clamping jaw and the pull pressure sensor, so that the stability is enhanced and the moving precision of the caliper body is improved; the left side of the supporting plate 11 is provided with a through hole for being fixedly connected to the linear motor rotor 2 through a connecting piece, and the right side of the supporting plate is provided with a through hole for installing the linear guide rail 9; the sensor connecting piece 3 is arranged on the left side of the upper surface of the supporting plate 11 through a connecting piece, and the linear guide rail 9 is arranged on the right side of the upper surface of the supporting plate 11 and used for acting on an electric clamping jaw and guiding and supporting, so that torque caused by gravity is avoided, and the smooth movement of a vernier caliper body is ensured; a guide rail sliding seat 10 is arranged on the linear guide rail 9; the clamping jaw bottom connecting piece 8 is flat, a counter bore is formed in the middle of the clamping jaw bottom connecting piece, the clamping jaw bottom connecting piece is installed on the guide rail sliding seat 10 through the connecting piece, and a through hole is formed in the right side of the clamping jaw bottom connecting piece; the electric clamping jaw 7 is arranged on a connecting piece 8 at the bottom of the clamping jaw through a connecting piece and is used for clamping the body of the vernier caliper;
the pull pressure sensor 4 is arranged on the right side of the sensor connecting piece 3 through a screw and is used for accurately controlling the measuring force of an outer measuring jaw of the vernier caliper when a measuring block is pulled, combined or clamped, and the pull pressure sensor 4 and the electric clamping jaw 7 are connected together through a clamping jaw rear connecting piece a5 and a clamping jaw rear connecting piece b 6; the clamping jaw rear connecting piece a5 is connected with the tension and pressure sensor 4 through a deep hole screw in the middle, the clamping jaw rear connecting piece b6 is connected with the electric clamping jaw 7 through counter bore screws on the left side and the right side, and the clamping jaw rear connecting piece a5 and the clamping jaw rear connecting piece b6 are in threaded connection through holes in the upper end and the lower end.
The utility model has the advantages that:
the clamping and dragging of the caliper body are realized in the automatic calibration process of the vernier caliper instead of manual work, and the requirements of combining calipers and measuring jaws and clamping a measuring block are met; the automatic pulling open and combination of the measuring jaws of the vernier calipers of different models are realized, and the measuring force of the vernier calipers is accurately controlled.
Drawings
FIG. 1 is a schematic structural diagram of a caliper body clamping and dragging device for automatic calibration of a vernier caliper;
FIG. 2 is a schematic view of a pallet component;
FIG. 3 is a schematic view of a jaw bottom connector part;
figure 4(a) is a top view of jaw rear connector a;
figure 4(b) is a cross-sectional view of the jaw rear connector a;
figure 5(a) is a top view of jaw rear connector b;
figure 5(b) is a cross-sectional view of the jaw rear connector b;
in the figure: 1, a linear motor; 2, a linear motor rotor; 3, a sensor connecting piece; 4, pulling the pressure sensor; 5, a clamping jaw rear connecting piece a; 6, a clamping jaw rear connecting piece b; 7, an electric clamping jaw; 8, a clamping jaw bottom connecting piece; 9 linear guide rails; 10 a rail slide; 11 a pallet.
Detailed Description
The following further describes a specific embodiment of the present invention with reference to the drawings and technical solutions.
As shown in fig. 1, a caliper blade clamping and dragging device for automatic calibration of a vernier caliper comprises a linear motor 1, a linear motor rotor 2, a sensor connector 3, a tension pressure sensor 4, a clamping jaw rear connector a5, a clamping jaw rear connector b6, an electric clamping jaw 7, a clamping jaw bottom connector 8, a linear guide rail 9, a guide rail sliding seat 10 and a supporting plate 11;
the linear motor 1 is used for dragging the caliper body to do linear motion and providing an accurate source of displacement value of the caliper body, and a linear motor rotor 2 is arranged on the linear motor 1;
the supporting plate 11 is arranged on the linear motor rotor 2 and used for supporting the electric clamping jaw and the pull pressure sensor, so that the stability is enhanced and the moving precision of the caliper body is improved; the left side of the supporting plate 11 is provided with a through hole for being fixedly connected to the linear motor rotor 2 through a connecting piece, and the right side of the supporting plate is provided with a through hole for installing the linear guide rail 9; the sensor connecting piece 3 is arranged on the left side of the upper surface of the supporting plate 11 through a connecting piece, and the linear guide rail 9 is arranged on the right side of the upper surface of the supporting plate 11 and used for acting on an electric clamping jaw and guiding and supporting, so that torque caused by gravity is avoided, and the smooth movement of a vernier caliper body is ensured; a guide rail sliding seat 10 is arranged on the linear guide rail 9; the clamping jaw bottom connecting piece 8 is flat, a counter bore is formed in the middle of the clamping jaw bottom connecting piece, the clamping jaw bottom connecting piece is installed on the guide rail sliding seat 10 through the connecting piece, and a through hole is formed in the right side of the clamping jaw bottom connecting piece; the electric clamping jaw 7 is arranged on a connecting piece 8 at the bottom of the clamping jaw through a connecting piece and is used for clamping the body of the vernier caliper;
the pull pressure sensor 4 is arranged on the right side of the sensor connecting piece 3 through a screw and is used for accurately controlling the measuring force of an outer measuring jaw of the vernier caliper when a measuring block is pulled, combined or clamped, and the pull pressure sensor 4 and the electric clamping jaw 7 are connected together through a clamping jaw rear connecting piece a5 and a clamping jaw rear connecting piece b 6; the clamping jaw rear connecting piece a5 is connected with the tension and pressure sensor 4 through a deep hole screw in the middle, the clamping jaw rear connecting piece b6 is connected with the electric clamping jaw 7 through counter bore screws on the left side and the right side, and the clamping jaw rear connecting piece a5 and the clamping jaw rear connecting piece b6 are in threaded connection through holes in the upper end and the lower end.
The device can drag the caliper body after the caliper frame is clamped and positioned, so that the outer measuring claw of the caliper is pulled open, combined or clamped with the measuring block, the accurate measurement of dragging displacement and the accurate control of the measuring force of the caliper can be realized, and conditions are provided for the automatic calibration of the caliper.
In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (1)
1. A caliper body clamping and dragging device for automatic verification of a vernier caliper is characterized by comprising a linear motor (1), a linear motor rotor (2), a sensor connecting piece (3), a pulling pressure sensor (4), a clamping jaw rear connecting piece a (5), a clamping jaw rear connecting piece b (6), an electric clamping jaw (7), a clamping jaw bottom connecting piece (8), a linear guide rail (9), a guide rail sliding seat (10) and a supporting plate (11);
the linear motor (1) is used for dragging the caliper body to do linear motion and providing an accurate source of displacement value of the caliper body, and a linear motor rotor (2) is arranged on the linear motor (1);
the support plate (11) is arranged on the linear motor rotor (2) and used for supporting the electric clamping jaw and the tension pressure sensor, so that the stability is enhanced and the moving precision of the caliper body is improved; the left side of the supporting plate (11) is provided with a through hole for being fixedly connected to the linear motor rotor (2) through a connecting piece, and the right side of the supporting plate is provided with a through hole for installing the linear guide rail (9); the sensor connecting piece (3) is arranged on the left side of the upper surface of the supporting plate (11) through a connecting piece, and the linear guide rail (9) is arranged on the right side of the upper surface of the supporting plate (11) and used for acting on an electric clamping jaw and guiding and supporting, so that torque caused by gravity is avoided, and the smooth movement of a vernier caliper body is ensured; a guide rail sliding seat (10) is arranged on the linear guide rail (9); the clamping jaw bottom connecting piece (8) is flat, a counter bore is formed in the middle of the clamping jaw bottom connecting piece, the clamping jaw bottom connecting piece is installed on the guide rail sliding seat (10) through the connecting piece, and a through hole is formed in the right side of the clamping jaw bottom connecting piece; the electric clamping jaw (7) is mounted on a clamping jaw bottom connecting piece (8) through a connecting piece and used for clamping the vernier caliper body;
the pull pressure sensor (4) is installed on the right side of the sensor connecting piece (3) through a screw and used for accurately controlling the measuring force of an outer measuring jaw of the vernier caliper when a measuring block is pulled open, combined or clamped, and the pull pressure sensor (4) is connected with the electric clamping jaw (7) through a clamping jaw rear connecting piece a (5) and a clamping jaw rear connecting piece b (6); the clamping jaw rear connecting piece a (5) is connected with the tension and pressure sensor (4) through a deep hole screw in the middle, the clamping jaw rear connecting piece b (6) is connected with the electric clamping jaw (7) through counter bore screws on the left side and the right side, and the clamping jaw rear connecting piece a (5) and the clamping jaw rear connecting piece b (6) are in threaded connection through holes in the upper end and the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920694877.3U CN210036484U (en) | 2019-05-16 | 2019-05-16 | A slide caliper rule body centre gripping drive arrangement for automatic examination of slide caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920694877.3U CN210036484U (en) | 2019-05-16 | 2019-05-16 | A slide caliper rule body centre gripping drive arrangement for automatic examination of slide caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210036484U true CN210036484U (en) | 2020-02-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920694877.3U Withdrawn - After Issue CN210036484U (en) | 2019-05-16 | 2019-05-16 | A slide caliper rule body centre gripping drive arrangement for automatic examination of slide caliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210036484U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990677A (en) * | 2019-05-16 | 2019-07-09 | 沈阳飞机工业（集团）有限公司 | A kind of slide calliper rule blade clamping actuator for vernier caliper automatic Verification |
| CN111426247A (en) * | 2020-05-20 | 2020-07-17 | 安徽海思达机器人有限公司 | Vernier caliper calibrating device |
-
2019
- 2019-05-16 CN CN201920694877.3U patent/CN210036484U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990677A (en) * | 2019-05-16 | 2019-07-09 | 沈阳飞机工业（集团）有限公司 | A kind of slide calliper rule blade clamping actuator for vernier caliper automatic Verification |
| CN109990677B (en) * | 2019-05-16 | 2024-03-08 | 沈阳飞机工业（集团）有限公司 | Callipers body clamping and dragging device for automatic verification of vernier callipers |
| CN111426247A (en) * | 2020-05-20 | 2020-07-17 | 安徽海思达机器人有限公司 | Vernier caliper calibrating device |
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Granted publication date: 20200207 Effective date of abandoning: 20240308 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200207 Effective date of abandoning: 20240308 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |