CN221323184U - Belt tension adjusting device for R-EPS assembly - Google Patents
Belt tension adjusting device for R-EPS assembly Download PDFInfo
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- CN221323184U CN221323184U CN202323160122.0U CN202323160122U CN221323184U CN 221323184 U CN221323184 U CN 221323184U CN 202323160122 U CN202323160122 U CN 202323160122U CN 221323184 U CN221323184 U CN 221323184U
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- pressing block
- wrench
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- adjusting bolt
- profiling
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- 238000006073 displacement reaction Methods 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a belt tension adjusting device for R-EPS assembly, wherein a profiling wrench is buckled on a side shell of a product motor connected with a product main body, an adjusting mechanism comprises a base, an adjusting bolt and a pressing block, the adjusting bolt is arranged at the upper end of the base in a vertically movable mode, the lower end of the adjusting bolt is rotatably connected with the upper end of the pressing block, the pressing block is abutted against the profiling wrench, and the pressing block is driven by the adjusting bolt to drive the profiling wrench to drive the product motor to rotate relative to the product main body. According to the utility model, the pressing block is driven by the adjusting bolt to slowly and accurately move downwards to drive the pressing block to slowly and accurately press down the profiling wrench, so that the profiling wrench drives the side shell to slowly rotate, and the motor can rotate in a small amplitude and accurately, thereby being beneficial to accurately adjusting the tension of the belt.
Description
Technical Field
The utility model relates to the technical field of R-EPS adjusting devices, in particular to a belt tensioning force adjusting device for R-EPS assembly.
Background
For an R-EPS automobile electric power steering system, a belt is used for connecting a motor rotating shaft and a screw nut, so that a rack is driven to linearly move, and wheels are driven to steer. Therefore, during installation of the motor, the lead screw nut, and the belt connecting the two, it is necessary to adjust the belt tension by adjusting the distance between the two pulleys located on the motor shaft and the lead screw nut.
The current method is that after the motor is installed on the shell, the bolt penetrates into the kidney-shaped hole, the relative position of the motor and the shell is adjusted continuously through manual rotation, and simultaneously, the motor is tested by a sonic tensiometer, and the tension of the belt is adjusted continuously and finally according to the test structure. In the process, the manual adjustment is inconvenient to operate, the debugging process is long, the accuracy of the direct manual adjustment is not easy to grasp, and the repeated adjustment can be caused, so that the processing efficiency is affected.
Disclosure of utility model
The utility model aims to provide a belt tensioning force adjusting device for R-EPS assembly, which drives a pressing block to slowly and accurately move downwards through an adjusting bolt to drive the pressing block to slowly and accurately press down a profiling wrench, so that the profiling wrench drives a side shell to slowly rotate, a motor can further rotate in a tiny amplitude and accurately, and the accurate adjustment of belt tensioning force is facilitated.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a belt tension adjustment device for R-EPS assembly, comprising:
A plurality of supporting frames arranged on the machine table and used for supporting and positioning the products,
A profiling wrench which is buckled on a side shell of a product motor connected with the product main body,
The adjusting mechanism comprises a base, an adjusting bolt and a pressing block, wherein the adjusting bolt can be arranged at the upper end of the base in a vertically movable mode, the lower end of the adjusting bolt is rotatably connected to the upper end of the pressing block, the pressing block is abutted to the profiling wrench, and the pressing block is downwards driven by the adjusting bolt to drive the profiling wrench to drive a product motor to rotate relative to a product main body.
As further optimization, the base is provided with a threaded hole, and the adjusting bolt is in threaded hole in a threaded manner, so that the adjusting bolt can move up and down accurately.
As further optimization, the upper end of the pressing block is provided with a first clamping groove, and the lower end of the adjusting bolt is rotatably arranged in the first clamping groove; at least one side of the first clamping groove horizontally penetrates through the side wall of the pressing block.
As further optimization, the lower end of the pressing block is provided with a groove, and at least part of the profiling wrench is embedded in the groove, so that transverse displacement dislocation between the profiling wrench and the pressing block is avoided.
As further optimization, a limit groove is formed in the side wall of the base, a limit block is arranged on the side wall of one side of the pressing block, and the limit block can be arranged in the limit groove in a vertically moving mode, so that accurate vertical movement of the pressing block is achieved.
As further optimization, be equipped with the extension board on the lateral wall that keeps away from briquetting one side on the stopper, form the second draw-in groove between extension board and the briquetting, be equipped with spacing arch in the spacing inslot, spacing arch inlays in the second draw-in groove, can avoid the briquetting to produce the removal on the horizontal direction.
As a further optimization, the base comprises a bottom plate and a supporting plate, and the supporting plate is arranged on the bottom plate through a sliding rail and a sliding block, so that position adjustment of the profiling wrench can be realized, and the profiling wrench is suitable for different products.
As further optimization, the profiling wrench comprises a wrench opening and a handle, wherein the wrench opening is provided with a profiling groove matched with a side shell of the product motor.
As a further optimization, the support frame comprises a vertical plate, a positioning plate, a pressing plate and a locking bolt, wherein the positioning plate is arranged on the vertical plate, the pressing plate can be horizontally arranged on the positioning plate, a waist hole which vertically penetrates through the body of the pressing plate is formed in the pressing plate, and the locking bolt penetrates through the waist hole and stretches into the vertical plate to fix the pressing plate and further position a product.
As further optimization, the support frame further comprises an auxiliary positioning column arranged at the upper end of the vertical plate, so that the product can be positioned in an auxiliary mode.
Compared with the prior art, the utility model has the following beneficial effects:
The pressing block is driven by the adjusting bolt to slowly and accurately move downwards to drive the pressing block to slowly and accurately press down the profiling wrench, so that the profiling wrench drives the side shell to slowly rotate, and the motor can rotate in a small amplitude and accurately, and accurate adjustment of belt tension is facilitated.
Drawings
Fig. 1 is a structural diagram of the present utility model.
Fig. 2 is a schematic diagram of the application of the present utility model.
Fig. 3 is a structural view of the adjusting mechanism and the profile wrench of the present utility model.
Fig. 4 is a view of the other side of the adjusting mechanism and the profile modeling wrench of the present utility model.
Fig. 5 is a schematic view of the working state of the adjusting mechanism and the profile modeling wrench of the present utility model.
Fig. 6 is a structural view of the support frame of the present utility model.
Fig. 7 is a schematic structural diagram of an electric power steering system of an R-EPS automobile.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 5 and 7, the R-EPS electric power steering system 100 mainly includes a housing 104, a motor and a screw disposed in the housing 104, on which a first pulley 101 and a second pulley 102 are respectively mounted, and the first pulley 101 and the second pulley 102 are connected by a belt 103 in a transmission manner, more specifically, for the mounting mode of the R-EPS electric power steering system 100, the housing 104 includes two parts, namely a side housing 1041 for mounting the motor and a main housing (disposed side by side on the other side of the side housing 1041) fixedly connected with a cover plate 1042, the screw having the second pulley 102 is mounted in the main housing 104, the motor having the first pulley 101 is mounted in the side housing 1041, then the side housing 1041 is mounted on a cover plate 1042, the side housing 1041 is provided with a positioning hole 104a, the cover plate 1042 is provided with an arc waist hole 104b horizontally penetrating the body thereof, the side housing 1041 is locked on the cover plate 1042 by a locking bolt 1043, and the belt 103 is sleeved on the first pulley 101 and the second pulley 102. As shown in fig. 1 to 4, based on the above-mentioned assembly mode, the belt tensioning force adjusting device for REPS assembly of the present utility model comprises a machine 1, a support frame 2, a profile modeling wrench 4 and an adjusting mechanism 3, wherein the machine 1 is provided with a plurality of support frames 2 for supporting and positioning a product (i.e. an R-EPS car electric power steering system 100), the profile modeling wrench 4 is buckled on a side housing 1041 of a product motor connected with a product main body, the adjusting mechanism 3 comprises a base 31, an adjusting bolt 32 and a pressing block 33, the adjusting bolt 32 is movably arranged at the upper end of the base 31, the lower end of the adjusting bolt is rotatably connected with the upper end of the pressing block 33, the pressing block 33 is abutted against the profile modeling wrench 4, and the pressing block 33 is downwardly driven by the adjusting bolt 32 to drive the profile modeling wrench 4 to drive the side housing 1041 of the product motor to rotate relative to the product main body, i.e. rotate relative to a cover plate 1042.
In the utility model, the initially assembled R-EPS automobile electric power steering system 100 is firstly placed on the support frame 2 and positioned, the profiling wrench 4 is installed on the side shell 1041 provided with the motor, one end of the profiling wrench 4 is placed at the lower end of the pressing block 33, the pressing block 33 is driven to move downwards by rotating the adjusting bolt 32, the pressing block 33 presses down one end of the profiling wrench 4 far away from the side shell 1041, and the side shell 1041 and the motor installed in the side shell 1041 rotate to gradually tension the belt 103 due to the arc waist hole 104b on the cover plate 1042, and in addition, the tension of the belt can be synchronously tested by using the acoustic wave tester during the adjustment action, and continuous adjustment is carried out according to the test result until the technical requirement is met.
According to the utility model, the pressing block 33 is driven to move downwards slowly and accurately by the adjusting bolt 32, so that the pressing block 33 can be driven to press the profiling wrench 4 slowly and accurately, the profiling wrench 4 drives the side shell 1041 to rotate slowly, the motor can rotate in a tiny amplitude and accurately, and the accurate adjustment of the belt tension is facilitated.
As shown in fig. 3 and 4, to enable the adjusting bolt 32 to move down slowly and accurately, a threaded hole 310 may be provided on the base 31, and the adjusting bolt 32 is screwed into the threaded hole 310.
The upper end of the pressing block 33 is provided with a first clamping groove 331, the lower end of the adjusting bolt 32 is rotatably arranged in the first clamping groove 331, specifically, the lower end of the adjusting bolt 32 is provided with a protruding part which is embedded into the first clamping groove 331 and can not be separated up and down, the rotation of the adjusting bolt 32 is not influenced, and the separation of the adjusting bolt 32 and the pressing block 33 can be avoided; at least one side of the first clamping groove 331 horizontally penetrates through the side wall of the pressing block 33, and the protruding portion at the lower end of the adjusting bolt 32 can conveniently extend into the first clamping groove 331.
The lower extreme of briquetting 33 is equipped with recess 332, and profile modeling spanner 4 at least partially inlays in recess 332, can realize profile modeling spanner 4 and briquetting 33 in the uniformity of vertical orientation removal, avoids both dislocation to influence profile modeling spanner 4 rotation precision.
The side wall of the base 31 is provided with a limit groove 3120, one side wall of the pressing block 33 is provided with a limit block 34, and the limit block 34 can be arranged in the limit groove 3120 in a vertically movable way, so that the pressing block 33 can be ensured to vertically move up and down.
Further, at least one side wall of the limiting block 34 is provided with a second clamping groove 341, a protruding plate 3121 matched with the second clamping groove 341 is arranged in the limiting groove 3120, the protruding plate 3121 is embedded into the second clamping groove 341, and displacement of the pressing block 33 in the horizontal direction can be avoided by limiting the limiting block 34.
The base 31 includes a bottom plate 311 and a support plate 312, and the support plate 312 is disposed on the bottom plate 311 by a sliding rail slider 313, and can horizontally adjust the position of the profile modeling wrench 4 for adapting to the position of the side housing 1041.
The profiling wrench comprises a wrench opening 41 and a handle 42, wherein the wrench opening 41 is provided with a profiling groove 410 matched with a side shell 1041 of a product motor, specifically, a positioning hole 104a of the side shell 1041 is provided with a protrusion, and the profiling groove 410 is clamped on the protrusion of the positioning hole 104 so as to drive the side shell 1041 to rotate.
As shown in fig. 5, the support frame 2 includes a vertical plate 211, a positioning plate 212, a pressing plate 22 and a locking bolt 23, wherein a locking hole with internal threads can be formed on the vertical plate 211, the lower end of the locking bolt 23 is screwed into the locking hole, a waist hole 220 is formed on the pressing plate 22, the waist hole 220 is arranged on the positioning plate 212 in a horizontal sliding manner, and the pressing plate 22 positions the shell 104 between the lower end surface of the pressing plate 22 and the upper end surface of the vertical plate 211 or between the side end surfaces of a plurality of pressing plates 22 on different support frames through the locking bolt 23 passing through the waist hole 220.
In addition, auxiliary positioning posts 24 may be provided on the riser 212 for positioning the housing 104.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. A belt tension adjustment device for R-EPS assembly, comprising:
A plurality of supporting frames arranged on the machine table and used for supporting and positioning the products,
A profiling wrench which is buckled on a side shell of a product motor connected with the product main body,
The adjusting mechanism comprises a base, an adjusting bolt and a pressing block, wherein the adjusting bolt can be arranged at the upper end of the base in a vertically movable mode, the lower end of the adjusting bolt is rotatably connected to the upper end of the pressing block, the pressing block is abutted to the profiling wrench, and the pressing block is downwards driven by the adjusting bolt to drive the profiling wrench to drive a product motor to rotate relative to a product main body.
2. The belt tension adjusting device for R-EPS assembly of claim 1, wherein the base is provided with a threaded hole, and the adjusting bolt is screwed into the threaded hole.
3. The belt tension adjusting device for R-EPS assembly as claimed in claim 1, wherein the upper end of the pressing block is provided with a first clamping groove, and the lower end of the adjusting bolt is rotatably arranged in the first clamping groove; at least one side of the first clamping groove horizontally penetrates through the side wall of the pressing block.
4. A belt tensioner as claimed in claim 1 or 3, wherein the lower end of the press block is provided with a groove, and at least part of the profile wrench is fitted into the groove.
5. The belt tensioning force adjusting device for R-EPS assembly according to claim 1 or 3, wherein a limiting groove is formed in the side wall of the base, a limiting block is arranged on the side wall of one side of the pressing block, and the limiting block can be arranged in the limiting groove in a vertically movable mode.
6. The belt tensioning force adjusting device for R-EPS assembly according to claim 5, wherein an extension plate is arranged on the side wall, far away from the pressing block, of the limiting block, a second clamping groove is formed between the extension plate and the pressing block, a limiting protrusion is arranged in the limiting groove, and the limiting protrusion is embedded in the second clamping groove.
7. The belt tensioner for an R-EPS assembly of claim 1, wherein the base includes a base plate and a support plate, the support plate being disposed on the base plate by a slide rail slider.
8. The belt tensioner for an R-EPS assembly of claim 1, wherein the profile wrench includes a wrench opening and a handle, the wrench opening having a profile groove matching a side housing of a product motor.
9. The belt tension adjusting device for R-EPS assembly of claim 1, wherein the support frame comprises a vertical plate, a positioning plate, a pressing plate and a locking bolt, the positioning plate is arranged on the vertical plate, the pressing plate is horizontally movably arranged on the positioning plate, a waist hole vertically penetrating through the body of the pressing plate is formed in the pressing plate, and the locking bolt penetrates through the waist hole and extends into the vertical plate to fix the pressing plate so as to position a product.
10. The belt tensioner for an R-EPS assembly of claim 9, wherein the support bracket further comprises an auxiliary locating post provided at an upper end of the riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323160122.0U CN221323184U (en) | 2023-11-23 | 2023-11-23 | Belt tension adjusting device for R-EPS assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323160122.0U CN221323184U (en) | 2023-11-23 | 2023-11-23 | Belt tension adjusting device for R-EPS assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221323184U true CN221323184U (en) | 2024-07-12 |
Family
ID=91801676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323160122.0U Active CN221323184U (en) | 2023-11-23 | 2023-11-23 | Belt tension adjusting device for R-EPS assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221323184U (en) |
-
2023
- 2023-11-23 CN CN202323160122.0U patent/CN221323184U/en active Active
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