CN210321693U - Angle measurement auxiliary device of torsion bar arm assembly work piece - Google Patents
Angle measurement auxiliary device of torsion bar arm assembly work piece Download PDFInfo
- Publication number
- CN210321693U CN210321693U CN201921477611.XU CN201921477611U CN210321693U CN 210321693 U CN210321693 U CN 210321693U CN 201921477611 U CN201921477611 U CN 201921477611U CN 210321693 U CN210321693 U CN 210321693U
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- measuring
- spline
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Abstract
The utility model discloses an angular surveying auxiliary device of torsion bar arm assembly work piece installs work piece fixing device and work piece positioner on measuring the base, fixes the one end of the axle sleeve of work piece fixing device on, fix a position through work piece positioner, angle measuring tool backing plate assembly is including the backing plate plane, at the horizontal installation axle that is equipped with in the planar below of backing plate, at the epaxial external splines and the wide tooth recess of spline that is equipped with of installation, the inboard of the other end of the axle sleeve of work piece be equipped with internal spline and with the corresponding wide tooth of the wide tooth recess of spline, angle measuring tool backing plate assembly pass through the spline coupling with the other end of the axle sleeve of work piece, put digital display angle appearance on the backing plate plane of angle measuring tool backing plate assembly. The utility model can not cause the problem that the measurement error is large when the same person measures for multiple times and when different persons measure; meanwhile, the problem of finding the virtual line by mistake is avoided, the measuring precision and accuracy are improved, and the efficiency is greatly improved.
Description
Technical Field
The utility model relates to a mechanical workpiece angular surveying technical field especially relates to an angular surveying auxiliary device of torsion bar arm assembly work piece.
Background
In the prior art, the angle measurement of a torsion bar arm assembly workpiece is shown in fig. 1, and the total angle of the torsion bar arm is measured by means of a flat plate, a V-shaped block, a magnetometer stand, a height vernier caliper and a universal angle gauge. Firstly, a workpiece is placed on a V-shaped block, a magnetic gauge stand is used for fixing the workpiece, then two centers are calibrated on the same datum line by a height vernier caliper, a universal angle ruler is used for searching a virtual line of spline teeth at the position of a wide tooth marking line of the workpiece, wherein the spline teeth pass through the centers, and then reading is carried out. The measuring mode is extremely low in efficiency, and the problem of large measuring error exists in multiple times of measurement by the same person and measurement by different persons. The virtual line of the spline tooth at the position of the wide tooth groove passing through the center needs to be searched, so that the position is easily found in a wrong way, and finally, the measurement error is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is exactly in order to remedy prior art's defect, provides an angular surveying auxiliary device of torsion bar arm assembly work piece.
The utility model discloses a realize through following technical scheme:
the angle measurement auxiliary device comprises a measurement base, wherein a workpiece fixing device and a workpiece positioning device are installed on the measurement base, one end of a shaft sleeve of a workpiece is fixed on the workpiece fixing device and is positioned through the workpiece positioning device, the angle measurement tool backing plate assembly comprises a backing plate plane, an installation shaft is transversely arranged below the backing plate plane, an external spline and a spline wide tooth groove are arranged on the installation shaft, an internal spline and a wide tooth corresponding to the spline wide tooth groove are arranged on the inner side of the other end of the shaft sleeve of the workpiece, the angle measurement tool backing plate assembly is connected with the other end of the shaft sleeve of the workpiece through the spline, and a digital display angle gauge is placed on the backing plate plane of the angle measurement tool backing plate assembly.
The measuring base is an L-shaped plate group, the horizontal plane of the measuring base is a measuring reference plane, and the workpiece fixing device and the workpiece positioning device are both arranged on the vertical plane of the measuring base.
The workpiece fixing device is a three-jaw self-centering chuck, the workpiece positioning device is an L-shaped positioning block, one end of the L-shaped positioning block is fixed on the measuring base, the other end of the L-shaped positioning block is provided with a positioning hole, one end of a shaft sleeve of the workpiece is fixed on the three-jaw self-centering chuck, one end of a main body part of the workpiece is provided with a through hole, and the through hole is fixedly connected with the positioning hole of the workpiece positioning device through a conical positioning pin.
The three workpiece positioning devices are respectively of three workpiece structures according to different positioning holes, the three workpiece positioning devices are uniformly distributed on the outer side of the three-jaw self-centering chuck, and the positioning holes are designed according to the structures of the workpieces.
Foretell work piece is torsion bar arm assembly, including the main part, it has the through-hole to open on the main part, is equipped with the axle sleeve in the through-hole, the utility model discloses constitute by measuring base, tapered locating pin, angle measuring tool backing plate assembly. Positioning and clamping a torsion bar arm assembly workpiece by using a three-jaw chuck and a conical positioning pin on a measuring base to realize that two centers are on the same datum line; then aligning the wide tooth groove of the angle measuring tool backing plate assembly with the wide tooth scribing line on the torsion bar arm assembly workpiece to realize the determination of the virtual line passing through the center of the scribing line; and placing the digital display angle gauge on a measuring datum plane of the measuring base, correcting zero of the digital display angle gauge, and then placing the digital display angle gauge on the angle measuring tool base plate assembly, wherein the reading displayed by the digital display angle gauge is the total angle of the torsion bar arm of the workpiece.
The utility model has the advantages that: the utility model can avoid the problem of large measurement error in the measurement of the same person and the measurement of different persons; meanwhile, the problem of finding the virtual line by mistake is avoided, the measuring precision and accuracy are improved, and meanwhile, the efficiency is greatly improved.
Drawings
FIG. 1 is a diagram of a prior art torsion bar arm assembly workpiece angle measurement configuration.
Fig. 2 is a structural diagram of the present invention.
Fig. 3 is a view showing the structure of a measuring base.
FIG. 4 is a diagram of an angle gauge shim plate assembly.
Detailed Description
As shown in fig. 2, 3 and 4, an angle measurement auxiliary device for a torsion bar arm assembly workpiece comprises a measurement base 1, a workpiece fixing device 2 and a workpiece positioning device 3 are arranged on a measuring base 1, one end of a shaft 5 of a workpiece 4 is fixed on the workpiece fixing device 2, the positioning is carried out through the workpiece positioning device 3, the angle measuring tool base plate assembly 6 is also included, the angle measuring tool base plate assembly 6 comprises a base plate plane 7, a mounting shaft 8 is transversely arranged below the plane 7 of the backing plate, an external spline 9 and a spline wide tooth 10 are arranged on the mounting shaft 8, the inner side of the other end of the shaft 5 of the workpiece 4 is provided with an internal spline and a wide tooth corresponding to the spline wide tooth groove, the angle measuring tool backing plate assembly 6 is connected with the other end of the shaft 5 of the workpiece through a spline, and a digital display angle gauge 11 is placed on the backing plate plane of the angle measuring tool backing plate assembly 6.
As shown in fig. 3, the measuring base 1 is an L-shaped plate set, the horizontal plane of the measuring base is a measuring reference plane 12, and the workpiece fixing device 2 and the workpiece positioning device 3 are both installed on the vertical plane of the measuring base 1.
As shown in fig. 1 and 3, the workpiece fixing device 2 is a three-jaw self-centering chuck, the workpiece positioning device 3 is an L-shaped positioning block, one end of the L-shaped positioning block is fixed on the measuring base, the other end of the L-shaped positioning block is provided with a positioning hole 13, one end of a shaft sleeve of the workpiece is fixed on the three-jaw self-centering chuck, one end of a main body part 14 of the workpiece is provided with a through hole 15, and the through hole 15 is fixedly connected with the positioning hole 13 of the workpiece positioning device 3 through a conical positioning pin 16.
The three workpiece positioning devices are respectively of three workpiece structures according to different positioning holes, the three workpiece positioning devices are uniformly distributed on the outer side of the three-jaw self-centering chuck, and the positioning holes are designed according to the structures of the workpieces.
Claims (4)
1. The utility model provides an angular surveying auxiliary device of torsion bar arm assembly work piece which characterized in that: including measuring the base, install work piece fixing device and work piece positioner on measuring the base, fix the one end of the axle sleeve of work piece fixing device on, fix a position through work piece positioner, still including angle measuring tool backing plate assembly, angle measuring tool backing plate assembly including the backing plate plane, at the horizontal installation axle that is equipped with in the planar below of backing plate, be equipped with external splines and the wide tooth recess of spline on the installation axle, be equipped with internal splines and the corresponding wide tooth of the wide tooth recess of spline in the inboard of the other end of the axle sleeve of work piece, angle measuring tool backing plate assembly pass through the spline hookup with the other end of the axle sleeve of work piece, put digital display angle gauge on the backing plate plane of angle measuring tool backing plate assembly.
2. An angle measurement assistance device for a torsion bar arm assembly workpiece in accordance with claim 1, wherein: the measuring base is a T-shaped plate group, the horizontal plane of the measuring base is a measuring reference plane, and the workpiece fixing device and the workpiece positioning device are both arranged on the vertical plane of the measuring base.
3. An angle measurement assistance apparatus for a torsion bar arm assembly workpiece according to claim 2, wherein: the workpiece fixing device is a three-jaw self-centering chuck, the workpiece positioning device is an L-shaped positioning block, one end of the L-shaped positioning block is fixed on the measuring base, the other end of the L-shaped positioning block is provided with a positioning hole, one end of a shaft sleeve of the workpiece is fixed on the three-jaw self-centering chuck, one end of a main body part of the workpiece is provided with a through hole, and the through hole is fixedly connected with the positioning hole of the workpiece positioning device through a conical positioning pin.
4. An angle measurement assistance apparatus for a torsion bar arm assembly workpiece according to claim 3, wherein: the three workpiece positioning devices are respectively of three workpiece structures according to different positioning holes, and are uniformly distributed on the outer side of the three-jaw self-centering chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477611.XU CN210321693U (en) | 2019-09-03 | 2019-09-03 | Angle measurement auxiliary device of torsion bar arm assembly work piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477611.XU CN210321693U (en) | 2019-09-03 | 2019-09-03 | Angle measurement auxiliary device of torsion bar arm assembly work piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210321693U true CN210321693U (en) | 2020-04-14 |
Family
ID=70132281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921477611.XU Expired - Fee Related CN210321693U (en) | 2019-09-03 | 2019-09-03 | Angle measurement auxiliary device of torsion bar arm assembly work piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210321693U (en) |
-
2019
- 2019-09-03 CN CN201921477611.XU patent/CN210321693U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |