CN220188027U - Abrasion test clamp for automobile circulating ball steering gear - Google Patents
Abrasion test clamp for automobile circulating ball steering gear Download PDFInfo
- Publication number
- CN220188027U CN220188027U CN202321945156.8U CN202321945156U CN220188027U CN 220188027 U CN220188027 U CN 220188027U CN 202321945156 U CN202321945156 U CN 202321945156U CN 220188027 U CN220188027 U CN 220188027U
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- CN
- China
- Prior art keywords
- steering gear
- hole
- connecting disc
- test fixture
- wear test
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- 238000005299 abrasion Methods 0.000 title abstract description 8
- 238000002955 isolation Methods 0.000 claims description 10
- 230000003134 recirculating effect Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model relates to an automobile circulating ball steering gear abrasion test clamp which comprises a base and a steering gear, wherein a vertical supporting plate is arranged on the base, a detachable limiting block is arranged at the top of the supporting plate, a limiting groove is formed in the upper surface of the limiting block, a connecting disc is arranged at the input end of the steering gear, a plurality of connecting holes are formed in the connecting disc, a horizontal limiting rod is arranged on the side wall of the connecting disc, and the limiting rod stretches into the limiting groove; the output end of the steering gear is connected with a swing arm, and the lower end of the swing arm is provided with a connecting hole. When the connecting disc is mounted at the input end of the steering gear, the mounting angle of the connecting disc can be limited, so that when each steering gear is detected, the upper connecting holes on the connecting disc are all positioned at the same position, and therefore the connecting disc can be conveniently and rapidly connected with the driving assembly, and the connecting efficiency is improved.
Description
Technical Field
The utility model belongs to the field of detection equipment, and particularly relates to an abrasion test clamp for an automobile recirculating ball steering gear.
Background
The wear test device for the automobile circulating ball steering gear generally comprises a driving assembly for providing power, a clamp for fixing the automobile circulating ball steering gear, a loading assembly for simulating a load, wherein the automobile circulating ball steering gear is arranged on the clamp during test, an input end of the automobile circulating ball steering gear is connected to the driving assembly, an output end of the automobile circulating ball steering gear is connected to the loading assembly, the load of the loading assembly is provided by a hydraulic system, the test oil pressure is the highest working pressure, the input end runs at a rotating speed of 20-30 revolutions per minute, and the rotating angle of the input end is more than 90% of the total rotating angle. After 25000 cycles are completed, a free clearance, a functional test, a steering force characteristic, and an internal leakage test are performed. Specific test rules refer to QC/T529-2000 test method for the bench of an automobile power steering gear assembly and QC/T530-2000 technical condition of an automobile power steering gear assembly. The prior steering gear abrasion test device can refer to CN206710107U and other patents, in order to ensure that the steering gear is stable during test, the steering gear needs to be fixed by adopting a clamp, and the steering gear of the automobile is inconvenient to be connected with a driving assembly and a loading assembly after being installed on the prior commonly used clamp, so that the test efficiency is affected.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an abrasion test clamp for an automobile recirculating ball steering gear, which is convenient to connect with a driving assembly and a loading assembly.
In order to solve the problems, the utility model adopts the following technical scheme: the automobile circulating ball steering gear abrasion test clamp comprises a base and a steering gear, wherein a vertical supporting plate is arranged on the base, a detachable limiting block is arranged at the top of the supporting plate, a limiting groove is formed in the upper surface of the limiting block, a connecting disc is arranged at the input end of the steering gear, a plurality of connecting holes are formed in the connecting disc, a horizontal limiting rod is arranged on the side wall of the connecting disc, and the limiting rod stretches into the limiting groove; the output end of the steering gear is connected with a swing arm, and the lower end of the swing arm is provided with a connecting hole.
Further, through holes are formed in the supporting plate, and the steering gear is mounted on the supporting plate through bolts.
Further, the limiting block comprises a bottom plate and two vertical plates arranged on the upper surface of the bottom plate, the two vertical plates are parallel to each other, and the limiting groove is positioned between the two vertical plates.
Further, the bottom plate is mounted on the upper surface of the support plate by screws.
Further, the bottom plate and the two vertical plates are integrally formed.
Further, the output of steering gear is provided with the drive wheel, the outer wall of drive wheel is provided with a plurality of evenly distributed's drive tooth, the upper end of swing arm is provided with the connection through-hole, the inner wall of connection through-hole is provided with a plurality of evenly distributed's draw-in groove, the drive tooth is located the connection through-hole, just the drive tooth is located the draw-in groove.
Further, the top of swing arm is provided with the connector, the connection through-hole sets up on the connector, the connector is provided with the isolation gap that extends to the connection through-hole downwards from the top surface, the connector of isolation gap both sides passes through the bolt and links to each other.
Further, reinforcing plates are arranged on two side edges of the supporting plate, and the bottom edges of the reinforcing plates are fixedly connected with the base.
The beneficial effects of the utility model are as follows: according to the utility model, the connecting disc is connected with the driving assembly and the input end of the steering gear, the limiting block is arranged on the supporting plate, the limiting rod is arranged on the side wall of the connecting disc, and the mounting angle of the connecting disc can be limited when the connecting disc is mounted on the input end of the steering gear through the matching of the limiting block and the limiting rod, so that the upper connecting hole on the connecting disc is positioned at the same position when each steering gear is detected, and the connecting disc can be conveniently and rapidly connected with the driving assembly, and the connecting efficiency is improved. In addition, the swing arm is arranged at the output end of the steering gear so as to be connected with the loading assembly.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic front view of the present utility model;
FIG. 3 is a schematic side view of the present utility model;
FIG. 4 is a schematic diagram of a swing arm of the present utility model;
FIG. 5 is a schematic front view of the stopper;
reference numerals: 1-a base; 2-a supporting plate; 3-limiting blocks; 31-a limit groove; 32-a bottom plate; 33-a vertical plate; 4-a steering gear; 5-connecting discs; 6-an upper connecting hole; 7-a limiting rod; 8-swinging arms; 9-connecting holes; 10-a driving wheel; 11-driving teeth; 12-reinforcing plate; 13-connecting through holes; 14-a connector; 15-isolating gaps.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
The utility model relates to an automobile recirculating ball steering gear abrasion test clamp, which is shown in fig. 1 to 3, and comprises a base 1 and a steering gear 4, wherein a vertical supporting plate 2 is arranged on the base 1, a detachable limiting block 3 is arranged at the top of the supporting plate 2, a limiting groove 31 is arranged on the upper surface of the limiting block 3, a connecting disc 5 is arranged at the input end of the steering gear 4, a plurality of upper connecting holes 6 are arranged on the connecting disc 5, a horizontal limiting rod 7 is arranged on the side wall of the connecting disc 5, and the limiting rod 7 stretches into the limiting groove 31; the output end of the steering gear 4 is connected with a swing arm 8, and the lower end of the swing arm 8 is provided with a lower connecting hole 9.
The base 1 is made of a metal plate with larger thickness and is used for supporting the whole clamp, and particularly, a carbon steel plate can be adopted. The lower end of the supporting plate 2 is welded and fixed on the base 1, and the supporting plate 2 is used for fixing the steering gear 4, so that the steering gear 4 is at a proper height. The connection disc 5 is used for connecting the steering gear 4 and the drive assembly, and the power of the drive assembly is transmitted to the steering gear 4 through the connection disc 5. The limiting block 3 is used for limiting the connecting disc 5, so that after the connecting disc 5 is mounted on the steering gear 4 in each test, the upper connecting holes 6 of the connecting disc 5 are all positioned at the same position, and the connecting disc 5 can be connected to the driving assembly quickly. Specifically, when the land 5 is mounted on the steering gear 4 by the screw, the stopper rod 7 is first put into the stopper groove 31, and then the land 5 is moved so that the land 5 is aligned with the input shaft of the steering gear 4, and then the land 5 is connected to the input end of the steering gear 4 by the screw. The angle of the connecting disc 5 is limited by the limiting rod 7, and the mounting angle of the connecting disc 5 is fixed after each mounting, so that the upper connecting hole 6 can be aligned with the driving assembly, and the upper connecting hole 6 can be connected with the driving assembly through bolts quickly.
The swing arm 8 is used for transmitting power to the loading assembly, and the lower connecting hole 9 can be connected with the loading assembly.
Since the external shape of the deflector 4 is irregular, in order to facilitate stable positioning of the deflector 4, through holes are provided in the support plate 2, and the deflector 4 is mounted to the support plate 2 by bolts. The part of the deflector 4 protruding partially is located in the through hole so that the side surface of the deflector 4 can be fitted with the support plate 2 to facilitate the mounting of the deflector 4 to the support plate 2 by bolts.
As shown in fig. 5, the stopper 3 includes a bottom plate 32 and two vertical plates 33 disposed on an upper surface of the bottom plate 32, the two vertical plates 33 are parallel to each other, the stopper groove 31 is located between the two vertical plates 33, and the bottom plate 32 and the two vertical plates 33 are integrally formed. For quick assembly disassembly stopper 3, bottom plate 32 is installed on the upper surface of backup pad 2 through two screws.
In order to transfer the movement of the steering gear 4 to the loading assembly, a driving wheel 10 is arranged at the output end of the steering gear 4, a plurality of evenly distributed driving teeth 11 are arranged on the outer wall of the driving wheel 10, a connecting through hole 13 is arranged at the upper end of the swing arm 8, a plurality of evenly distributed clamping grooves are formed in the inner wall of the connecting through hole 13, the driving teeth 11 are located in the connecting through hole 13, and the driving teeth 11 are located in the clamping grooves.
The transmission teeth 11 are matched with the clamping grooves, so that the transmission power can be achieved, the steering gear 4 moves under the drive of the driving assembly, the output end of the steering gear 4 drives the swing arm 8 to swing through the transmission teeth 11, and the swing arm 8 transmits the movement to the loading assembly.
In order to facilitate the connection of the swing arm 8 to the output end of the steering gear 4, as shown in fig. 4, the top of the swing arm 8 is provided with a connection head 14, a connection through hole 13 is provided on the connection head 14, the connection head 14 is provided with an isolation slit 15 extending downward from the top surface to the connection through hole 13, and the connection heads 14 on both sides of the isolation slit 15 are connected by bolts. The middle upper part of the connector 14 is divided into two parts by the isolation gap 15, and the inner diameter of the connecting through hole 13 can be slightly larger than the outer diameter of the output end of the steering gear 4, so that the connecting through hole 13 can be sleeved at the output end of the steering gear 4 more conveniently, then the connectors 14 on two sides of the isolation gap 15 are connected through bolts, and the connectors 14 on two sides of the isolation gap 15 can be pulled to move in opposite directions in the process of screwing down the bolts, so that the width of the isolation gap 15 and the inner diameter of the connecting through hole 13 are reduced, the tight fit of the connecting through hole 13 and the output end of the steering gear 4 is ensured, and the stability of transmission is ensured.
The supporting plate 2 bears a large weight, and in order to improve the stability of the supporting plate 2, reinforcing plates 12 are arranged on two side edges of the supporting plate 2, and the bottom edges of the reinforcing plates 12 are fixedly connected with the base 1. The reinforcing plate 12 can be a triangular or trapezoid plate, one side is welded on the side surface of the supporting plate 2, and the bottom plate is welded on the base 1.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. Automobile circulation ball steering gear wear test fixture, its characterized in that: the steering device comprises a base (1) and a steering gear (4), wherein a vertical supporting plate (2) is arranged on the base (1), a detachable limiting block (3) is arranged at the top of the supporting plate (2), a limiting groove (31) is formed in the upper surface of the limiting block (3), a connecting disc (5) is arranged at the input end of the steering gear (4), a plurality of upper connecting holes (6) are formed in the connecting disc (5), a horizontal limiting rod (7) is arranged on the side wall of the connecting disc (5), and the limiting rod (7) stretches into the limiting groove (31); the output end of the steering gear (4) is connected with a swing arm (8), and the lower end of the swing arm (8) is provided with a lower connecting hole (9).
2. The automotive recirculating ball diverter wear test fixture of claim 1, wherein: the support plate (2) is provided with a through hole, and the steering gear (4) is mounted on the support plate (2) through bolts.
3. The automotive recirculating ball diverter wear test fixture of claim 1, wherein: the limiting block (3) comprises a bottom plate (32) and two vertical plates (33) arranged on the upper surface of the bottom plate (32), the two vertical plates (33) are parallel to each other, and the limiting groove (31) is positioned between the two vertical plates (33).
4. The automotive recirculating ball steering gear wear test fixture of claim 3, wherein: the bottom plate (32) is mounted on the upper surface of the supporting plate (2) through screws.
5. The automotive recirculating ball steering gear wear test fixture of claim 3, wherein: the bottom plate (32) and the two vertical plates (33) are integrally formed.
6. The automotive recirculating ball diverter wear test fixture of claim 1, wherein: the output of steering gear (4) is provided with drive wheel (10), the outer wall of drive wheel (10) is provided with a plurality of evenly distributed's driving tooth (11), the upper end of swing arm (8) is provided with connection through-hole (13), the inner wall of connection through-hole (13) is provided with a plurality of evenly distributed's draw-in groove, driving tooth (11) are located connection through-hole (13), just driving tooth (11) are located the draw-in groove.
7. The automotive recirculating ball steering gear wear test fixture of claim 6, wherein: the top of swing arm (8) is provided with connector (14), connect through-hole (13) setting on connector (14), connector (14) are provided with from top surface downwardly extending to isolation gap (15) of connecting through-hole (13), connector (14) of isolation gap (15) both sides pass through the bolt and link to each other.
8. The automotive recirculating ball diverter wear test fixture of claim 1, wherein: reinforcing plates (12) are arranged on two side edges of the supporting plate (2), and the bottom edges of the reinforcing plates (12) are fixedly connected with the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945156.8U CN220188027U (en) | 2023-07-21 | 2023-07-21 | Abrasion test clamp for automobile circulating ball steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945156.8U CN220188027U (en) | 2023-07-21 | 2023-07-21 | Abrasion test clamp for automobile circulating ball steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220188027U true CN220188027U (en) | 2023-12-15 |
Family
ID=89101532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321945156.8U Active CN220188027U (en) | 2023-07-21 | 2023-07-21 | Abrasion test clamp for automobile circulating ball steering gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220188027U (en) |
-
2023
- 2023-07-21 CN CN202321945156.8U patent/CN220188027U/en active Active
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| GR01 | Patent grant |