CN216869420U - Workpiece positioning device for performance test of angular displacement sensor - Google Patents
Workpiece positioning device for performance test of angular displacement sensor Download PDFInfo
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- CN216869420U CN216869420U CN202123014689.8U CN202123014689U CN216869420U CN 216869420 U CN216869420 U CN 216869420U CN 202123014689 U CN202123014689 U CN 202123014689U CN 216869420 U CN216869420 U CN 216869420U
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Abstract
A workpiece positioning device for testing the performance of an angular displacement sensor comprises a dial, a pointer, a bolt assembly and a base; the base is arranged on the horizontal workbench, and a circular boss is arranged in the middle of the base; the bolt assembly is arranged around the outer side of the circular boss, the lower end of the bolt assembly is fixedly assembled with the base, and the upper end of the bolt assembly is fixedly assembled with the dial; the dial is a disc with angle value marks at the periphery, and a workpiece angular displacement linkage component avoiding hole is formed in the center of the dial; one end of the pointer is fixedly assembled with the angular displacement linkage part of the workpiece, and the other end of the pointer points to the angle value mark on the dial. The utility model realizes the accurate measurement of the rotating shaft angle through the reliable positioning of the diagonal displacement sensor workpiece, thereby achieving the purpose of improving the accuracy of the test result and the working efficiency.
Description
Technical Field
The utility model relates to a workpiece positioning device, in particular to a positioning device for realizing workpiece positioning in the process of testing the performance of an angular displacement sensor.
Background
As shown in the attached figure 1, an angular displacement sensor 1 for converting an angular signal into an electrical signal is provided with an angular displacement linkage component 1-1 at the top, a mounting seat 1-2 and a transmission line 1-3 at the side, and in order to ensure the working reliability of the angular displacement sensor 1, the performance of the angular displacement sensor needs to be tested periodically, and the specific test method is as follows: the angular displacement linkage component 1-1 is loaded with a rotation torque, the angular displacement linkage component 1-1 drives a rotating shaft of the angular displacement sensor to rotate, then a measuring instrument is used for measuring an electric signal output by a transmission line 1-3, and a measured value is compared with a standard value to judge the working state of the angular displacement sensor.
At present, when the performance of an angular displacement sensor is tested, a universal angle ruler is generally adopted for measuring the corner of an angular displacement linkage component, so that an auxiliary tool is specially designed for realizing the positioning of a workpiece to be tested and a reference of the universal angle ruler, and when the universal angle ruler, the auxiliary tool and a sensor to be tested are assembled and installed, a rotating shaft of the sensor and the central axis of a rotating shaft of the angle ruler are required to be completely coincided, although the installation zero position can be adjusted by means of the auxiliary tool, the universal angle ruler is complex in structure, the adjustment result is often not ideal, and the accuracy of the test result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a workpiece positioning device for testing the performance of an angular displacement sensor, which has a simple structure and is convenient to operate, and aims to realize accurate measurement of the angle of a rotating shaft through reliable positioning of a workpiece of the angular displacement sensor and achieve the purposes of improving the accuracy of a test result and improving the working efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a workpiece positioning device for testing the performance of an angular displacement sensor comprises a dial, a pointer, a bolt assembly and a base; the base is arranged on the horizontal workbench, and a circular boss is arranged in the middle of the base; the bolt assembly is arranged around the outer side of the circular boss, the lower end of the bolt assembly is fixedly assembled with the base, and the upper end of the bolt assembly is fixedly assembled with the dial; the dial is a disc with angle value marks at the periphery, and a workpiece angular displacement linkage component avoidance hole is formed in the center of the dial; one end of the pointer is fixedly assembled with the angular displacement linkage part of the workpiece, and the other end of the pointer points to the angle value mark on the dial.
According to the workpiece positioning device for testing the performance of the angular displacement sensor, the workpiece positioning groove is formed in the top surface of the circular boss of the base, the workpiece positioning groove is a circular groove matched with the bottom of the angular displacement sensor in shape, and the workpiece positioning groove is provided with the identification line used for limiting the position of the mounting seat on the angular displacement sensor.
In the workpiece positioning device for testing the performance of the angular displacement sensor, the number of the bolt assemblies is not less than three, wherein each group comprises a stud bolt and two nuts; the lower end of the stud bolt penetrates through the base and then is assembled with one nut, and the upper end of the stud bolt penetrates through the dial and then is assembled with the other nut.
According to the workpiece positioning device for testing the performance of the angular displacement sensor, the middle part of the pointer is provided with the nut avoiding structure which is arched upwards.
Above-mentioned angular displacement sensor capability test work piece positioner, the hole is kept away to the corner displacement linkage part on the calibrated scale for "♡" shape hole, and the quantity of bolt assembly is three groups, and three groups of bolt assembly equipartitions are in the peripheral position in "♡" shape hole.
The utility model relates to a workpiece positioning device for testing the performance of an angular displacement sensor, which positions a workpiece of the angular displacement sensor to be measured through a base, displays the rotation angle of a rotating shaft of the angular displacement sensor through a pointer arranged on an angular displacement linkage part after a rotating torque is loaded on the angular displacement linkage part, simultaneously transmits an electric signal corresponding to the rotation angle to a measuring instrument through the angular displacement sensor, and can judge the working state of the angular displacement sensor to be measured by comparing the reading of the measuring instrument with a standard value under the working condition of the rotation angle. Therefore, the utility model has simple structure and convenient operation, and realizes the accurate measurement of the rotating shaft angle through the reliable positioning of the diagonal displacement sensor workpiece, thereby achieving the purpose of improving the accuracy of the test result and the working efficiency.
Drawings
FIG. 1 is a schematic view of an angular displacement sensor configuration;
FIG. 2 is a schematic view of a workpiece positioning device for testing the performance of an angular displacement sensor according to the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a side view of FIG. 2;
FIG. 5 is a schematic view of the cross-sectional structure A-A of FIG. 4;
fig. 6 is a schematic view of the base structure.
The list of labels in the figure is:
1. the angular displacement sensor comprises 1-1 parts of an angular displacement linkage component, 1-2 parts of a mounting seat, 1-3 parts of a transmission line;
2. the dial scale is 2-1, and the angular displacement linkage component avoidance hole is formed;
3. a pointer 3-1 and a nut avoiding structure;
4. 4-1 parts of a base, 4-2 parts of a circular boss, 4-3 parts of a display line and a workpiece positioning groove;
5. a stud bolt;
6. and a nut.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments.
Referring to fig. 2, 3, 4 and 5, the angular displacement sensor performance test workpiece positioning device comprises a dial 2, a pointer 3, a bolt assembly and a base 4; the base 4 is arranged on a horizontal workbench, a circular boss 4-1 is arranged in the middle of the base 4, when the performance of the angular displacement sensor is tested, a workpiece of the displacement sensor 1 to be tested is arranged on the circular boss 4-1, and the dial 2 is fixedly arranged above the displacement sensor 1 to be tested through a bolt assembly; the bolt assemblies are arranged around the outer side of the circular boss 4-1, the number of the bolt assemblies is not less than three, each bolt assembly comprises a stud bolt 5 and two nuts 6, the lower end of each stud bolt 5 penetrates through the base 4 and then is assembled with one nut 6, and the upper end of each stud bolt penetrates through the dial 2 and then is assembled with the other nut 6; the dial 2 is a disc with angle value marks at the periphery, and a clearance hole 2-1 of a workpiece angular displacement linkage component is formed in the center of the dial; one end of the pointer 3 is fixedly assembled with an angular displacement linkage part 1-1 of the workpiece, the other end of the pointer points to an angle value mark on the dial 2, and a nut avoiding structure 3-1 which is arched upwards is arranged in the middle of the pointer 3.
Referring to fig. 2 and 3, in the preferred embodiment of the workpiece positioning device for testing the performance of the angular displacement sensor, the avoidance holes 2-1 of the angular displacement linkage component are ♡ -shaped holes, the number of the bolt assemblies is three, and the three bolt assemblies are uniformly distributed at the peripheral positions of ♡ -shaped holes
Referring to fig. 5 and 6, the workpiece positioning device for testing the performance of the angular displacement sensor is characterized in that a workpiece positioning groove 4-3 is arranged on the top surface of a circular boss 4-1 of a base 4, the workpiece positioning groove 4-3 is a circular groove matched with the bottom of the angular displacement sensor 1 in shape, and an identification line 4-2 used for limiting the position of a mounting seat 1-2 on the angular displacement sensor 1 is arranged on the workpiece positioning groove 4-3.
Referring to fig. 1 to 6, in the workpiece positioning device for testing the performance of the angular displacement sensor, when the performance of the angular displacement sensor 1 is tested, a pointer 3 is firstly installed on an angular displacement linkage part 1-1 at the top of the angular displacement sensor 1 to be tested; then the angular displacement sensor 1 is arranged in a workpiece positioning groove 4-3 of a round boss 4-1 of the base 4, and the mounting seat 1-2 is aligned with a marking line 4-2 on the workpiece positioning groove 4-3; connecting a transmission line 1-3 of the angular displacement sensor 1 with a signal input end of a measuring instrument; then loading a rotation torque on the angular displacement linkage component 1-1, driving a rotating shaft of the angular displacement sensor to rotate for a certain angle through the angular displacement linkage component, and simultaneously reading a measured value displayed by a measuring instrument; and repeating the steps, and comparing the measured values read for multiple times with the corresponding standard values so as to analyze and judge the working state of the angular displacement sensor.
Claims (5)
1. The utility model provides an angular displacement sensor capability test work piece positioner, characterized by: the novel dial indicator comprises a dial (2), an indicator (3), a bolt assembly and a base (4); the base (4) is arranged on a horizontal workbench, and a circular boss (4-1) is arranged in the middle of the base (4); the bolt assembly is arranged around the outer side of the circular boss (4-1), the lower end of the bolt assembly is fixedly assembled with the base (4), and the upper end of the bolt assembly is fixedly assembled with the dial (2); the dial (2) is a disc with angle value marks at the periphery, and a workpiece angular displacement linkage component avoiding hole (2-1) is formed in the center of the dial; one end of the pointer (3) is fixedly assembled with the angular displacement linkage component (1-1) of the workpiece, and the other end of the pointer points to the angle value mark on the dial (2).
2. The angular displacement sensor performance testing workpiece positioning device of claim 1, wherein: the top surface of a circular boss (4-1) of the base (4) is provided with a workpiece positioning groove (4-3), the workpiece positioning groove (4-3) is a circular groove matched with the bottom shape of the angular displacement sensor (1), and the workpiece positioning groove (4-3) is provided with an identification line (4-2) used for limiting the position of a mounting seat (1-2) on the angular displacement sensor (1).
3. The angular displacement sensor performance testing workpiece positioning device of claim 1 or 2, wherein: the number of the bolt assemblies is not less than three groups, wherein each group comprises a stud bolt (5) and two nuts (6); the lower end of the stud bolt (5) penetrates through the base (4) and then is assembled with one nut (6), and the upper end of the stud bolt penetrates through the dial (2) and then is assembled with the other nut (6).
4. The angular displacement sensor performance testing workpiece positioning device of claim 3, wherein: and a nut avoiding structure (3-1) which is arched upwards is arranged in the middle of the pointer (3).
5. The angular displacement sensor performance testing workpiece positioning device of claim 1, wherein: dial (2) upper corner displacement linkage part dodges hole (2-1) and is "♡" shape hole, bolt assembly's quantity is three groups, and three group bolt assembly equipartitions are in the peripheral position in "♡" shape hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123014689.8U CN216869420U (en) | 2021-12-03 | 2021-12-03 | Workpiece positioning device for performance test of angular displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123014689.8U CN216869420U (en) | 2021-12-03 | 2021-12-03 | Workpiece positioning device for performance test of angular displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216869420U true CN216869420U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123014689.8U Active CN216869420U (en) | 2021-12-03 | 2021-12-03 | Workpiece positioning device for performance test of angular displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216869420U (en) |
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2021
- 2021-12-03 CN CN202123014689.8U patent/CN216869420U/en active Active
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