CN220670401U - Three-pin shaft detection device - Google Patents
Three-pin shaft detection device Download PDFInfo
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- CN220670401U CN220670401U CN202322156945.XU CN202322156945U CN220670401U CN 220670401 U CN220670401 U CN 220670401U CN 202322156945 U CN202322156945 U CN 202322156945U CN 220670401 U CN220670401 U CN 220670401U
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- pin shaft
- measuring
- displacement
- positioning
- clamping arm
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims abstract description 49
- 238000005259 measurement Methods 0.000 abstract description 24
- 210000003739 neck Anatomy 0.000 description 17
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the technical field of workpiece detection, in particular to a three-pin shaft detection device. In order to improve the measuring precision and the measuring efficiency of the outer diameter of an outer ball neck of a three-pin shaft, the utility model provides a three-pin shaft detecting device, wherein the top of a positioning mechanism is provided with a positioning clamp for clamping the three-pin shaft to be detected; in the shifting mechanism, a shifting slide plate is arranged on a shifting slide rail, and the shifting slide plate slides along the shifting slide rail to be close to or far away from the positioning mechanism under the driving of a shifting driving piece; in the measuring mechanism, a clamping cylinder is arranged on a displacement sliding plate, a first clamping arm and a second clamping arm in a measuring clamp are arranged on the clamping cylinder oppositely and mutually in parallel, and a measuring instrument is arranged on the first clamping arm and measures the distance between the first clamping arm and the second clamping arm. The three-pin shaft detection device is used for measuring the outer diameter of the outer ball neck of the three pin shaft, and can effectively improve the measurement accuracy and the measurement efficiency.
Description
Technical Field
The utility model relates to the technical field of workpiece detection, in particular to a three-pin shaft detection device.
Background
After the three pin shaft shown in fig. 1 is processed, the outer diameters of the three outer ball necks 01 of the three pin shaft are measured respectively, so that whether the three pin shaft is processed is qualified or not is confirmed according to the measurement result. Existing methods for measuring the outer diameter typically employ micrometer gauges. However, the difference and proficiency of manual manipulation will affect the measurement data, and thus the measurement accuracy and efficiency.
Disclosure of Invention
In order to improve the measuring precision and the measuring efficiency of the outer diameter of the outer ball neck of the three pin shafts, the utility model provides a three pin shaft detecting device which comprises a positioning mechanism, a shifting mechanism and a measuring mechanism, wherein the top of the positioning mechanism is provided with a positioning clamp for clamping the three pin shafts to be detected; the displacement mechanism comprises a displacement driving piece, a displacement sliding rail and a displacement sliding plate, the displacement sliding plate is arranged on the displacement sliding rail, and the displacement sliding plate slides along the displacement sliding rail to be close to or far away from the positioning mechanism under the driving of the displacement driving piece; the measuring mechanism comprises a clamping cylinder, a measuring clamp and a measuring instrument, wherein the clamping cylinder is arranged on the shifting slide plate, a first clamping arm and a second clamping arm in the measuring clamp are installed on the clamping cylinder oppositely and mutually in parallel, and the measuring instrument is installed on the first clamping arm and measures the distance between the first clamping arm and the second clamping arm. In the three-pin shaft detection device, the positioning mechanism clamps the three-pin shaft to be detected by using the positioning clamp to position the three-pin shaft to be detected, so that the three-pin shaft to be detected is prevented from shaking or shifting in the detection process, and the measurement precision and the measurement efficiency are prevented from being influenced; the measuring mechanism adjusts the distance between the first clamping arm and the second clamping arm in the measuring clamp by using the clamping cylinder, so that the first clamping arm and the second clamping arm can accurately clamp the outer ball neck of the three pin shaft to be detected, the outer diameter of the outer ball neck of the three pin shaft to be detected is determined by measuring the distance between the first clamping arm and the second clamping arm by using the measuring instrument, and the measuring precision can be effectively ensured; the shifting mechanism drives the shifting slide plate to slide along the shifting slide rail by utilizing the shifting driving piece, so that the measuring mechanism is driven to be close to or far away from the positioning mechanism before and after measurement by the shifting slide plate, the outer ball neck of the three pin shaft to be detected is replaced for measurement, and the measuring efficiency is improved. Therefore, the three-pin shaft detection device is used for measuring the outer diameter of the outer ball neck of the three-pin shaft, and can effectively improve the measurement accuracy and the measurement efficiency.
Preferably, the positioning fixture comprises a fixture base, a positioning groove for placing the three pin shaft to be detected is formed in the fixture base, and a limiting column for clamping the outer ball neck of the three pin shaft to be detected is arranged on the notch of the positioning groove. According to the positioning clamp, the three pins to be detected are clamped by utilizing the cooperation of the limiting columns and the positioning grooves, so that the three pins to be detected are prevented from shaking or misplacement in the measuring process, and the measuring precision and the measuring efficiency are prevented from being influenced. Further, the positioning mechanism comprises a rotating member, and the positioning clamp is fixedly arranged at the top of the rotating member and horizontally rotates under the drive of the rotating member. Therefore, when the outer ball neck of the three pin shaft to be detected is replaced in the measuring process, the outer ball neck of the three pin shaft to be detected can be replaced only by using the rotating member to drive the positioning clamp to rotate, and the measuring efficiency can be effectively improved. Further preferably, the rotary member is a servo rotary table. Therefore, the servo rotary table is selected as the rotary member, the three pins to be detected are driven to rotate through the positioning clamp, and the rotary speed and the rotary angle are controlled simply and conveniently.
Preferably, the three-pin shaft detection device comprises a sliding table, the shifting mechanism is arranged on the sliding table, and a shifting driving piece in the shifting mechanism is fixed on the sliding table and is close to one end of the sliding table far away from the positioning mechanism. Therefore, the shifting mechanism is arranged on the sliding table, the height of the sliding table can be adjusted according to the requirement, the corresponding heights of the shifting mechanism, the measuring mechanism and the three pin shafts to be detected on the positioning mechanism are convenient to maintain, and the measuring is convenient. Further, two ends of the displacement driving piece are installed and fixed on the sliding table through an L-shaped bracket. Thus, the two ends of the displacement driving piece are fixed on the sliding table through the L-shaped bracket, and the installation and the fixation are simple, convenient and stable. Further preferably, the sliding table comprises a sliding table bottom plate and a sliding table top plate, wherein the sliding table top plate is arranged above the sliding table bottom plate in parallel and fixedly connected with the sliding table bottom plate through a supporting upright post. The sliding table is simple in structure, convenient to manufacture, wide in application range and capable of adjusting the height of the supporting upright post according to requirements.
Preferably, a mounting groove is formed in the first clamping arm, and the measuring instrument is mounted in the mounting groove and fixed through a fixing card. Therefore, the fixing clamp and the mounting groove on the first clamping arm are matched with the measuring instrument to be mounted and fixed on the first clamping arm, the mounting is simple and convenient, the structure is simple, and the manufacturing cost of the three-pin shaft detection device can be effectively reduced.
Preferably, the measuring instrument is a precision displacement sensor. Therefore, the precise displacement sensor is adopted as a measuring instrument, and the measuring instrument is convenient to select and high in measuring precision.
Preferably, the three-pin shaft detection device further comprises a supporting table for installing the positioning mechanism, the shifting mechanism and the measuring mechanism, the supporting table comprises a supporting top plate and supporting legs, the supporting top plate is horizontally arranged at the tops of the supporting legs, and adjusting support legs are arranged at the support legs. Therefore, the supporting table provided with the positioning mechanism, the shifting mechanism and the measuring mechanism is arranged in the three-pin shaft detection device, so that the three-pin shaft detection device can be integrally moved at any time according to the measurement requirement, and is convenient to use. In addition, the supporting legs of the supporting table are provided with the adjusting supporting legs, so that when the ground of the placement position of the three-pin shaft detection device is uneven, the supporting top plate of the supporting table can be kept horizontal by the adjusting supporting legs, and the measurement accuracy of the three-pin shaft detection device is guaranteed.
Drawings
FIG. 1 is a schematic diagram of a three pin structure;
FIG. 2 is a schematic view of a first angle structure of the three pin detection device of the present utility model;
fig. 3 is an enlarged schematic view of Q in fig. 2;
fig. 4 is a schematic view of a second angle structure of the tripod detecting apparatus of the present utility model.
Detailed Description
Next, the tripod shaft inspection apparatus of the present utility model will be described in detail with reference to fig. 2 to 4.
As shown in fig. 2 to 4, the three-pin shaft detection device of the present utility model includes a positioning mechanism, a displacement mechanism, a measurement mechanism, a slide table, and a support table, the positioning mechanism and the measurement mechanism being mounted on the support table, the displacement mechanism being mounted on the support table through the slide table.
As shown in fig. 2 to 4, the top of the positioning mechanism is provided with a positioning jig 21 for holding the tripod shaft 1 to be detected. Preferably, the positioning fixture 21 comprises a fixture base 211, a positioning groove (not shown in the figure) for placing the tripod shaft 1 to be detected is arranged on the fixture base 211, and a limit column 212 for clamping the outer ball neck 11 of the tripod shaft 1 to be detected is arranged on the notch of the positioning groove. The positioning clamp 21 clamps the tripod shaft 1 to be detected by utilizing the cooperation of the limiting column 212 and the positioning groove, so that the outer ball neck 11 of the tripod shaft 1 to be detected is prevented from shaking or misplacement in the measuring process, and the measuring precision and the measuring efficiency are prevented from being influenced. Preferably, a rotating member 22 is arranged in the positioning mechanism, and the positioning fixture 21 is fixedly arranged on the top of the rotating member 21 and horizontally rotates under the driving of the rotating member 21. Therefore, in the measuring process, when different outer ball necks 11 on the three-pin shaft 1 to be detected are measured, the outer ball necks 22 of the three-pin shaft 1 to be detected can be replaced only by using the rotary member 22 to drive the positioning clamp 21 to rotate, and the measuring efficiency can be effectively improved. Preferably, rotating member 22 is a servo turret. Therefore, the servo rotary table is selected as the rotary member 22, the three-pin shaft 1 to be detected is driven to rotate through the positioning clamp 21, and the rotary speed and the rotary angle are controlled simply and conveniently.
As shown in fig. 2 to 4, the displacement mechanism includes a displacement driving member 31, a displacement slide rail 32, and a displacement slide plate 33, the displacement slide plate 33 is mounted on the displacement slide rail 32 and connected to the displacement driving member 31, and the displacement slide plate 33 slides along the displacement slide rail 32 toward or away from the positioning mechanism under the drive of the displacement driving member 31. Preferably, the displacement driving member 31 in the displacement mechanism is fixed to the slide table near an end of the slide table remote from the positioning mechanism. Therefore, the shifting mechanism is arranged on the sliding table, the height of the sliding table can be adjusted according to the requirement, the corresponding heights of the shifting mechanism, the measuring mechanism and the three pin shafts to be detected on the positioning mechanism are convenient to maintain, and the measuring is convenient. Preferably, both ends of the displacement driving member 31 are mounted and fixed on the slide table by means of L-shaped brackets 34. Thus, the two ends of the displacement driving piece 31 are fixedly arranged on the sliding table through the L-shaped bracket 34, and the installation and the fixation are simple, convenient and stable. Preferably, the sliding table comprises a sliding table bottom plate 41 and a sliding table top plate 42, wherein the sliding table top plate 42 is arranged above the sliding table bottom plate 41 in parallel and is fixedly connected with the sliding table bottom plate 41 through a supporting upright post 43. The sliding table is simple in structure, convenient to manufacture, wide in application range and capable of adjusting the height of the supporting upright post 43 according to requirements.
As shown in fig. 2 to 4, the measuring mechanism includes a clamping cylinder 51, a measuring clamp 52, and a measuring instrument 53, the clamping cylinder 51 being provided on a displacement slide 33 in the displacement mechanism, a first clamp arm 521 and a second clamp arm 522 in the measuring clamp 52 being mounted on the clamping cylinder 51 opposite to and parallel to each other, the measuring instrument 53 being mounted on the first clamp arm 521 and measuring a gap between the first clamp arm 521 and the second clamp arm 522. Preferably, the first clamping arm 521 is provided with a mounting groove 5211, and the measuring instrument 53 is mounted in the mounting groove 5211 and fixed by the fixing clip 523. In this way, the fixing card 523 and the mounting groove 5211 on the first clamping arm 521 are matched to fix the measuring instrument 53 on the first clamping arm 521, so that the three-pin shaft detection device is simple and convenient to install, simple in structure and capable of effectively reducing the manufacturing cost. Of course, in the practice of the present utility model, the second clamp arm 522 may be provided with a mounting groove for mounting the measuring instrument 53. Preferably, the measuring instrument 53 is a precision displacement sensor. Therefore, the precise displacement sensor is adopted as a measuring instrument, and the measuring instrument is convenient to select and high in measuring precision.
As shown in fig. 2 to 4, the support table includes a support top plate 61 and support legs 62, the support top plate 61 is horizontally disposed on top of the support legs 62, and adjustment legs 63 are provided at the legs of the support legs 62. Therefore, the supporting table provided with the positioning mechanism, the shifting mechanism and the measuring mechanism is arranged in the three-pin shaft detection device, so that the three-pin shaft detection device can be integrally moved at any time according to the measurement requirement, and is convenient to use. In addition, the adjusting support legs 63 are arranged at the support legs 62 of the support table, so that when the ground surface of the placement position of the three-pin shaft detection device is uneven, the adjusting support legs 63 can be adjusted to enable the support top plate 61 of the support table to be kept horizontal, and the measurement precision of the three-pin shaft detection device is guaranteed. Preferably, a connecting rod 64 is connected between two adjacent support legs 62 of the support table. Therefore, the structural stability of the supporting table can be improved, and the influence on the measurement accuracy caused by shaking of the three-pin shaft detection device in the use process is avoided.
In the three-pin shaft detection device, the positioning mechanism clamps the three-pin shaft to be detected by using the positioning clamp to position the three-pin shaft to be detected, so that the three-pin shaft to be detected is prevented from shaking or shifting in the detection process, and the measurement precision and the measurement efficiency are prevented from being influenced; the measuring mechanism adjusts the distance between the first clamping arm and the second clamping arm in the measuring clamp by using the clamping cylinder, so that the first clamping arm and the second clamping arm can accurately clamp the outer ball neck of the three pin shaft to be detected, the outer diameter of the outer ball neck of the three pin shaft to be detected is determined by measuring the distance between the first clamping arm and the second clamping arm by using the measuring instrument, and the measuring precision can be effectively ensured; the shifting mechanism drives the shifting slide plate to slide along the shifting slide rail by utilizing the shifting driving piece, so that the measuring mechanism is driven to be close to or far away from the positioning mechanism before and after measurement by the shifting slide plate, the outer ball neck of the three pin shaft to be detected is replaced for measurement, and the measuring efficiency is improved. Therefore, the three-pin shaft detection device is used for measuring the outer diameter of the outer ball neck of the three-pin shaft, and can effectively improve the measurement accuracy and the measurement efficiency.
Claims (10)
1. The three-pin shaft detection device is characterized by comprising a positioning mechanism, a shifting mechanism and a measuring mechanism, wherein a positioning clamp for clamping a three-pin shaft to be detected is arranged at the top of the positioning mechanism; the displacement mechanism comprises a displacement driving piece, a displacement sliding rail and a displacement sliding plate, the displacement sliding plate is arranged on the displacement sliding rail, and the displacement sliding plate slides along the displacement sliding rail to be close to or far away from the positioning mechanism under the driving of the displacement driving piece; the measuring mechanism comprises a clamping cylinder, a measuring clamp and a measuring instrument, wherein the clamping cylinder is arranged on the shifting slide plate, a first clamping arm and a second clamping arm in the measuring clamp are installed on the clamping cylinder oppositely and mutually in parallel, and the measuring instrument is installed on the first clamping arm and measures the distance between the first clamping arm and the second clamping arm.
2. The three-pin shaft detection device according to claim 1, wherein the positioning fixture comprises a fixture base, a positioning groove for placing the three-pin shaft to be detected is formed in the fixture base, and a limiting column for clamping an outer ball neck of the three-pin shaft to be detected is arranged on a notch of the positioning groove.
3. The tripod head detection apparatus according to claim 2, wherein said positioning mechanism comprises a rotary member, and said positioning jig is mounted and fixed on top of said rotary member and is rotated horizontally by said rotary member.
4. The tripod head detection apparatus of claim 3, wherein said rotary member is a servo rotary table.
5. The tripod head detection apparatus according to any one of claims 1-4, wherein said tripod head detection apparatus comprises a slide on which said displacement mechanism is disposed, and a displacement driving member in said displacement mechanism is fixed to said slide near an end of said slide remote from said positioning mechanism.
6. The three pin shaft detection device according to claim 5, wherein two ends of the displacement driving member are mounted and fixed on the sliding table through an L-shaped bracket.
7. The three-pin shaft detection device according to claim 6, wherein the sliding table comprises a sliding table bottom plate and a sliding table top plate, and the sliding table top plate is arranged above the sliding table bottom plate in parallel and fixedly connected with the sliding table bottom plate through a supporting upright post.
8. The tripod head detection apparatus of any one of claims 1 to 4, wherein said first clip arm has a mounting slot in which said measuring instrument is mounted and secured by a securing clip.
9. The tripod head detection apparatus of claim 8, wherein said measuring instrument is a precision displacement sensor.
10. The tripod head detection apparatus according to any one of claims 1-4, further comprising a support table for mounting said positioning mechanism, said displacement mechanism and said measuring mechanism, said support table comprising a support top plate and support legs, said support top plate being horizontally disposed on top of said support legs, said support legs being provided with adjustment legs at their feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322156945.XU CN220670401U (en) | 2023-08-11 | 2023-08-11 | Three-pin shaft detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322156945.XU CN220670401U (en) | 2023-08-11 | 2023-08-11 | Three-pin shaft detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670401U true CN220670401U (en) | 2024-03-26 |
Family
ID=90339483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322156945.XU Active CN220670401U (en) | 2023-08-11 | 2023-08-11 | Three-pin shaft detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670401U (en) |
-
2023
- 2023-08-11 CN CN202322156945.XU patent/CN220670401U/en active Active
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