CN221056506U - Endurance test fixture of parallel shaft type power steering motor - Google Patents
Endurance test fixture of parallel shaft type power steering motor Download PDFInfo
- Publication number
- CN221056506U CN221056506U CN202322642619.XU CN202322642619U CN221056506U CN 221056506 U CN221056506 U CN 221056506U CN 202322642619 U CN202322642619 U CN 202322642619U CN 221056506 U CN221056506 U CN 221056506U
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- Prior art keywords
- circular ring
- parallel shaft
- motor
- disc
- shaft type
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- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000011900 installation process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of steering systems, in particular to a durability test clamp of a parallel shaft type steering power-assisted motor. A durability test fixture of a parallel shaft type power steering motor is characterized in that: the test fixture comprises a first part, a second part and a third part, wherein the first part is of a disc-shaped structure, a through hole is formed in the middle of the first part, and a disc-shaped groove is formed in one side end face of the first part; the second part is consistent with the structure of the first part; the third part is a structure that the upper circular ring and the lower circular ring are connected through a plurality of connecting ribs; the upper ring of the third part is connected with one end of the second part, and the other end of the second part is connected with one end of the first part. Compared with the prior art, the endurance test clamp for the parallel shaft type steering power-assisted motor has the advantages that the split type structural design is adopted, and the problem that the operation space is too small when a screw is locked in the installation process can be solved.
Description
Technical Field
The utility model relates to the technical field of steering systems, in particular to a durability test clamp of a parallel shaft type steering power-assisted motor.
Background
The existing parallel shaft type power steering motor product has the defects that a motor transmission mechanism is designed as a belt pulley, and durability test is required to be carried out through the installation of a clamp. Through retrieving, the design of this product motor structure can't be satisfied to current anchor clamps, can't satisfy the assembly demand of endurance test.
The existing clamp scheme is not suitable for assembling a parallel shaft type power-assisted steering motor product with a belt pulley as a transmission mechanism, and a motor shaft is required to be locked in a durability test, so that the phenomenon of motor shaft slipping cannot occur. Therefore, a new endurance test fixture is required to be designed, so that the assembly of the motor and the rack can be completed, and the test requirement can be met.
Disclosure of Invention
The utility model provides a durability test clamp for a parallel shaft type power-assisted steering motor, which aims to overcome the defects of the prior art and can solve the problem of too small operation space when a screw is locked in the installation process by adopting a split structure design.
In order to achieve the above purpose, a durability test fixture for a parallel shaft type power steering motor is designed, which is characterized in that: the test fixture comprises a first part, a second part and a third part, wherein the first part is of a disc-shaped structure, a through hole is formed in the middle of the first part, and a disc-shaped groove is formed in one side end face of the first part; the second part is consistent with the structure of the first part; the third part is a structure that the upper circular ring and the lower circular ring are connected through a plurality of connecting ribs; the upper ring of the third part is connected with one end of the second part, and the other end of the second part is connected with one end of the first part.
The lower ring of the third part is connected with the rack.
The other end of the first part is connected with a motor, and a motor shaft of the motor is connected with a transmission shaft in the rack through a coupler.
The outer diameter of the first part is 134mm, the inner diameter is 45mm, the height is 15mm, the diameter of a disc-shaped groove on one surface of the first part is 94mm, the depth is 10mm, and the other surface of the first part is a plane; the disc-shaped groove of the first part is connected with the motor through a screw.
The outer diameter of the second part is 80mm, the inner diameter is 60mm, the height is 8.5mm, the diameter of a disc-shaped groove on one surface of the second part is 11 mm, the depth is 2.5mm, the other surface of the second part is a plane, and the disc-shaped groove of the second part is connected with the third part through a screw.
The outer diameter of the third part is 96mm, the inner diameter is 60mm, the lower circular ring with the height of 12mm and the outer diameter are 75mm, the inner diameter is 62mm, the upper circular ring with the height of 42mm is formed by four connecting ribs, and a plurality of screw holes are respectively arranged on the upper circular ring and the lower circular ring.
Compared with the prior art, the utility model provides the endurance test clamp of the parallel shaft type power steering motor, which adopts a split type structural design and can solve the problem of too small operation space when a screw is locked in the installation process.
The overall structure size of the clamp is designed to be matched with the height of a parallel shaft type steering power-assisted motor product, and the assembly requirement of the endurance test of the motor product can be met.
Drawings
Fig. 1 is a schematic view of a parallel axis steering assist motor.
Fig. 2 is a schematic diagram of the utility model mounted with a parallel shaft steering assist motor.
Fig. 3 is a cross-sectional view of fig. 2.
Fig. 4 is a schematic structural diagram of a first portion of the present utility model.
Fig. 5 is a schematic view of a second part of the structure of the present utility model.
Fig. 6 is a schematic structural diagram of a third portion in the present utility model.
FIG. 7 is a schematic view of the connection of the third part to the stand according to the present utility model.
FIG. 8 is a schematic diagram of the connection of the third portion to the rack and the second portion according to the present utility model.
Fig. 9 is a schematic diagram showing the connection of the second part to the parallel shaft type steering assist motor according to the present utility model.
Fig. 10 is a schematic diagram of the coupling, second portion and parallel shaft steering assist motor connection.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 2 to 10, the test fixture comprises a first part, a second part and a third part, wherein the first part 2 is of a disc-shaped structure, a through hole is formed in the middle of the first part 2, and a disc-shaped groove 2-1 is formed in one side end face of the first part 2; the second part 3 is identical to the first part 2 in structure; the third part 4 is a structure that an upper circular ring 4-1 and a lower circular ring 4-2 are connected through a plurality of connecting ribs 4-3; the upper ring 4-1 of the third part 4 is connected to one end of the second part 3 and the other end of the second part 3 is connected to one end of the first part 2.
The lower ring 4-2 of the third section 4 is connected to a stand 6. The rack 6 and the transmission shaft 7 which is connected with the rack in a shaft way are the prior art.
The other end of the first part 2 is connected with a motor 1, and a motor shaft of the motor 1 is connected with a transmission shaft 7 in a rack 6 through a coupler 5.
The outer diameter of the first part 2 is 134mm, the inner diameter is 45mm, the height is 15mm, one surface of the disc-shaped groove 2-1 of the first part 2 is 94mm in diameter and 10mm in depth, and the other surface of the first part 2 is a plane; the disc-shaped recess 2-1 of the first part 2 is connected to the motor 1 by means of screws.
The second part 3 has an outer diameter of 80mm, an inner diameter of 60mm and a height of 8.5mm, a disc-shaped groove on one side of the second part 3 has a diameter of 11 mm and a depth of 2.5mm, the other side of the second part 3 is a plane, and the disc-shaped groove of the second part 3 is connected with the third part 4 through a screw.
The outer diameter of the third part 4 is 96mm, the inner diameter is 60mm, the lower circular ring 4-2 with the height of 12mm and the outer diameter are 75mm, the inner diameter is 62mm, the upper circular ring 4-1 with the height of 42mm is formed by four connecting ribs 4-3, and a plurality of screw holes are respectively arranged on the upper circular ring 4-1 and the lower circular ring 4-2.
The utility model simulates the shape, the size, the surface roughness and other parameters of the contact surface of the hand piece servo shell, uses 6061 aluminum alloy to process the primary structure of the endurance test clamp, simulates the screw tightening position when the motor is assembled with the servo shell and the screw tightening position on the test bench, and designs the endurance test clamp.
The assembly process of the utility model is as follows:
1. The lower ring 4-2 with larger outer diameter in the third part 4 of the clamp is connected with the rack 6 through screw hole locking screws, and assembled to form a combined assembly, as shown in fig. 7.
2. The disc-shaped groove of the second part 3 of the clamp is connected with the upper circular ring 4-1 with smaller outer diameter in the third part 4 of the combined clamp through a screw hole locking screw, and the combined clamp II is formed after assembly, as shown in figure 8.
3. The disc-shaped groove 2-1 of the first part 2 of the jig is connected with the parallel shaft type steering assist motor 1 by screw hole locking screws, and a combination III is formed after assembly, as shown in fig. 9.
4. The coupling 5 of the fourth part of the clamp is in locking connection with the motor shaft of the parallel shaft type steering assist motor 1 in the combination III to form a combination IV, as shown in fig. 10.
5. The plane of the second part 3 of the clamp in the second combination and the plane of the first part 2 of the clamp in the fourth combination are connected through screw holes and locking screws. The motor shaft of the parallel shaft type steering power-assisted motor 1 and the transmission shaft 7 of the rack 6 are locked through the coupler 5, and the whole assembly process is completed.
Claims (6)
1. A durability test fixture of a parallel shaft type power steering motor is characterized in that: the test fixture comprises a first part, a second part and a third part, wherein the first part (2) is of a disc-shaped structure, a through hole is formed in the middle of the first part (2), and a disc-shaped groove (2-1) is formed in one side end face of the first part (2); the second part (3) is identical to the first part (2) in structure; the third part (4) is a structure that an upper circular ring (4-1) and a lower circular ring (4-2) are connected through a plurality of connecting ribs (4-3); the upper circular ring (4-1) of the third part (4) is connected with one end of the second part (3), and the other end of the second part (3) is connected with one end of the first part (2).
2. The durability test jig for a parallel shaft steering assist motor according to claim 1, wherein: the lower circular ring (4-2) of the third part (4) is connected with the bench (6).
3. The durability test jig for a parallel shaft steering assist motor according to claim 1, wherein: the other end of the first part (2) is connected with a motor (1), and a motor shaft of the motor (1) is connected with a transmission shaft (7) in the bench (6) through a coupler (5).
4. A durability test jig for a parallel shaft type steering assist motor according to claim 1 or 3, wherein: the outer diameter of the first part (2) is 134mm, the inner diameter is 45mm, the height is 15mm, the diameter of a disc-shaped groove (2-1) on one surface of the first part (2) is 94mm, the depth is 10mm, and the other surface of the first part (2) is a plane; the disc-shaped groove (2-1) of the first part (2) is connected with the motor (1) by a screw.
5. The durability test jig for a parallel shaft steering assist motor according to claim 1, wherein: the outer diameter of the second part (3) is 80mm, the inner diameter is 60mm, the height is 8.5mm, the diameter 11 of a disc-shaped groove on one surface of the second part (3) is mm, the depth is 2.5mm, the other surface of the second part (3) is a plane, and the disc-shaped groove of the second part (3) is connected with the third part (4) through a screw.
6. The durability test jig for a parallel shaft steering assist motor according to claim 1, wherein: the outer diameter of the third part (4) is 96mm, the inner diameter is 60mm, the lower circular ring (4-2) with the height of 12mm and the outer diameter of 75mm are formed by four connecting ribs (4-3), and a plurality of screw holes are respectively arranged on the upper circular ring (4-1) and the lower circular ring (4-2), wherein the inner diameter of the lower circular ring is 62mm, and the height of the upper circular ring (4-1) is 42 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322642619.XU CN221056506U (en) | 2023-09-28 | 2023-09-28 | Endurance test fixture of parallel shaft type power steering motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322642619.XU CN221056506U (en) | 2023-09-28 | 2023-09-28 | Endurance test fixture of parallel shaft type power steering motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221056506U true CN221056506U (en) | 2024-05-31 |
Family
ID=91225346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322642619.XU Active CN221056506U (en) | 2023-09-28 | 2023-09-28 | Endurance test fixture of parallel shaft type power steering motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221056506U (en) |
-
2023
- 2023-09-28 CN CN202322642619.XU patent/CN221056506U/en active Active
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