CN222095277U - A kind of automobile rear torsion beam bushing press-fitting device - Google Patents
A kind of automobile rear torsion beam bushing press-fitting device Download PDFInfo
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- CN222095277U CN222095277U CN202421030965.0U CN202421030965U CN222095277U CN 222095277 U CN222095277 U CN 222095277U CN 202421030965 U CN202421030965 U CN 202421030965U CN 222095277 U CN222095277 U CN 222095277U
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- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000013461 design Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
本实用新型公开了一种汽车后扭力梁衬套压装装置，其特征在于：包含衬套压装机构和扭力梁定位机构；所述衬套压装机构，包括上连接板和上压头，所述上连接板开设有用于连接压力机液压头的开口槽，所述上压头螺接在上连接板上；所述扭力梁定位机构，包括定位板，在定位板上设置有用于限位衬套压装机构行程的压装限位柱，以及与后扭力梁相配合的固定套，在固定套内活动设置有衬套定位导向套，在衬套定位导向套和定位板之间设置有导向弹簧；还包括衬套限位销，衬套限位销设置在定位板上且与衬套定位导向套上的定位孔滑动配合。本实用新型结构设计合理，装置占地面积小，通用性强，可快速适应产品设计结构更改，满足样件交付周期。
The utility model discloses a rear torsion beam bushing press-fitting device for automobiles, characterized in that: it comprises a bushing press-fitting mechanism and a torsion beam positioning mechanism; the bushing press-fitting mechanism comprises an upper connecting plate and an upper pressing head, the upper connecting plate is provided with an open groove for connecting a hydraulic head of a press machine, and the upper pressing head is screwed on the upper connecting plate; the torsion beam positioning mechanism comprises a positioning plate, on which a press-fitting limiting column for limiting the stroke of the bushing press-fitting mechanism and a fixed sleeve matched with the rear torsion beam are arranged, a bushing positioning guide sleeve is movably arranged in the fixed sleeve, and a guide spring is arranged between the bushing positioning guide sleeve and the positioning plate; it also comprises a bushing limiting pin, which is arranged on the positioning plate and slidably matched with the positioning hole on the bushing positioning guide sleeve. The utility model has a reasonable structural design, a small device footprint, strong versatility, can quickly adapt to product design structure changes, and meet the sample delivery cycle.
Description
Technical Field
The utility model relates to a device for pressing and assembling a rear torsion beam bushing of an automobile, and belongs to the technical field of automobile part processing and manufacturing.
Background
The rear torsion beam, which is a key component of the suspension system, ensures a rigid connection of the wheels to the vehicle body while contributing to an improvement in roll stability of the vehicle. The torsion beam bushing is an important part for connecting the torsion beam and the vehicle body, and plays roles of vibration reduction and torsion resistance. Currently, these bushings are mostly made of rubber and require an interference fit installation by press fit.
In the development process of new vehicle types, automobile manufacturers need to carry out multiple loading and test verification on performance parameters of key components such as chassis and the like. This process is fraught with uncertainty and may require repeated modifications to the torsion beam or its bushing structure. During mass production, efficient special press-fitting equipment is usually used, but in the early stage of product design, the equipment is high in input cost and poor in adaptability, and once the design is changed, the equipment cannot be quickly adapted, and the risk of equipment elimination is possibly encountered. The risk is big, and the input expense is high and the cycle is long, can't satisfy customer's sample and submit progress demand.
Disclosure of utility model
The utility model provides a device for pressing and assembling a rear torsion beam bushing of an automobile, which is particularly suitable for sample assembly and verification in the early stage of product development. The device not only reduces the equipment investment in the design and test stage, but also improves the response speed of the structural modification of the parts and solves the problems in the prior art.
The utility model discloses a device for pressing a rear torsion beam bushing of an automobile, which is realized by the following technical scheme that the device is characterized by comprising a bushing pressing mechanism and a torsion beam positioning mechanism, wherein the bushing pressing mechanism comprises an upper connecting plate and an upper pressing head, the upper connecting plate is provided with an opening groove for connecting a hydraulic head of a press, the upper pressing head is connected onto the upper connecting plate in a threaded manner, the torsion beam positioning mechanism comprises a positioning plate, a pressing limiting column for limiting the stroke of the bushing pressing mechanism and a fixed sleeve matched with the rear torsion beam are arranged on the positioning plate, a bushing positioning guide sleeve is movably arranged in the fixed sleeve, a guide spring is arranged between the bushing positioning guide sleeve and the positioning plate, and the device further comprises a bushing limiting pin which is arranged on the positioning plate and is in sliding fit with a positioning hole on the bushing positioning guide sleeve.
The automatic positioning device for the hydraulic machine further comprises a base mechanism, wherein the base mechanism comprises a press platform positioning plate matched with the press platform, a lower connecting plate is arranged on the press platform positioning plate, two vertical plates are arranged on the lower connecting plate, and a supporting plate matched with the positioning plate is arranged on the vertical plates.
Further, the press-fit limit posts are provided with two groups, and the middle gap is matched with the rear torsion beam.
The positioning plate of the press platform is provided with a transverse slot, the press platform is provided with a longitudinal slot, and the T-shaped bolt penetrates through the transverse slot and the longitudinal slot to fix the positioning plate of the press platform on the press.
The utility model has the advantages that the bushing press-fitting mechanism is composed of the upper connecting plate and the upper press head, the upper connecting plate is provided with four groups of open slots for connecting the hydraulic press head of the press, the upper press head is connected with the middle position of the upper connecting plate in a threaded manner, the rear torsion beam bushing positioning mechanism adopts the sliding sleeve to position the bushing, and the spring is arranged, so that the press-fitting buffer function can be realized. The structure is reasonable in design, small in occupied area and strong in universality, and the liner press mounting can be completed by means of the conventional common press. The processing and manufacturing period of the bushing press-fitting device is shortened, the product quality is guaranteed, the design structure change of the product can be quickly adapted, and the sample delivery period is met.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic illustration of the mating structure of the torsion beam positioning mechanism and torsion beam and bushing assembly;
FIG. 3 is a schematic structural view of a bushing press-fitting mechanism;
FIG. 4 is a schematic structural view of a rear torsion beam positioning mechanism;
fig. 5 is a schematic structural view of the base mechanism.
The serial numbers in the figure indicate that 1 bush pressure equipment mechanism, 2 torsion beam positioning mechanism, 3 base mechanism, 4 bush location uide bushing, 5 fixed cover, 6 upper connecting plate, 7 upper pressure head, 8 pressure equipment spacing post, 9 guide spring, 10 bush spacer pin, 11 locating plate, 12 backup pad, 13 riser, 14 lower connection bottom plate, 15 press platform locating plate.
Detailed Description
The specific structure of the present utility model will be described in detail with reference to fig. 1 to 5. A bushing press-fitting device of a rear torsion beam of an automobile is used for press-fitting a bushing assembly 100 into a sleeve 201 on a rear torsion beam 200, and comprises a bushing press-fitting mechanism 1 and a torsion beam positioning mechanism 2, wherein the bushing press-fitting mechanism 1 comprises an upper connecting plate 6 and an upper pressing head 7, the upper connecting plate 6 is provided with an opening groove for connecting a hydraulic head of a press machine and is fixed with the hydraulic head through a bolt, the upper pressing head 7 is connected onto the upper connecting plate 6 through the bolt, the torsion beam positioning mechanism 2 comprises a positioning plate 11, a press-fitting limit post 8 is arranged on the positioning plate 11, the upper end of the press-fitting limit post 8 is matched with the bushing press-fitting mechanism 1 and used for limiting the stroke of the bushing press-fitting mechanism 1, the bushing press-fitting mechanism further comprises a fixing sleeve 5, the fixing sleeve 5 is cylindrical, the upper end face of the fixing sleeve 5 is matched with the bottom face of the sleeve 201 and plays a supporting role, a bushing positioning guide sleeve 4 is arranged in the fixing sleeve 5, a copying hole matched with an lug 101 at the lower end of the bushing assembly 100 is arranged on the bushing positioning guide sleeve 4 and is used for placing the bushing assembly, a guide sleeve 4 and a guide pin 9 is arranged between the positioning guide sleeve 4 and the positioning plate 11 is provided with a guide pin 9 which is not matched with the positioning guide pin 10 to be arranged to start to press-fit the positioning sleeve or can slide the positioning sleeve 4, so that the positioning guide sleeve is not to be positioned to be matched with the positioning guide pin to be positioned at the positioning sleeve 10, and can slide and move conveniently, and not slide and position the positioning guide sleeve positioning guide pin is positioned.
Preferably, the torsion beam positioning device further comprises a base mechanism 3, wherein the base mechanism 3 is used for supporting and lifting the torsion beam positioning mechanism 2 to be suitable for the space of a press machine, the torsion beam positioning device comprises a press platform positioning plate 15 matched with a press platform, a lower connecting plate 14 is arranged on the press platform positioning plate 15, two vertical plates 13 are arranged on the lower connecting plate 14, and a supporting plate 12 matched with the positioning plate 11 is arranged on the vertical plates 13. Wherein, the adjacent parts can be welded or bolted.
Preferably, the press-fit limiting columns 8 are provided with two groups, and the middle gaps are matched with the rear torsion beam to limit the positions of the press-fit limiting columns, so that the positions and the corresponding angles of the sleeves are ensured.
Preferably, the positioning plate 15 of the press platform is provided with a transverse slot, the press platform is provided with a longitudinal slot, and the T-shaped bolt passes through the transverse slot and the longitudinal slot to fix the positioning plate 15 of the press platform on the press. The two vertical grooves can realize the position adjustment of the base mechanism in the plane so as to ensure the press-fitting precision. In addition, the open slot formed in the upper connecting plate 6 is also longitudinal, and even if the press platform has no longitudinal slot, the longitudinal adjustment can be realized through the open slot.
Preferably, the upper ram 7 is also provided with a profiling hole which mates with the ear 101 at the upper end of the bushing assembly 100.
Examples
The utility model provides a torsion beam bush pressure equipment device behind car, contains bush pressure equipment mechanism, torsion beam location guiding mechanism, bush pressure equipment mechanism comprises upper junction plate and last pressure head, four groups open slots that are used for connecting the press hydraulic head (not shown in the standard press picture) are seted up to the upper junction plate, last pressure head spiro union is in upper junction plate intermediate position.
The rear torsion beam positioning mechanism is of a bilateral symmetry structure, a press-fit limiting column used for limiting the stroke of the bushing press-fit mechanism is arranged at the upper end of the rear torsion beam positioning mechanism, the press-fit limiting column is installed on a positioning plate in an interference fit mode, a bushing press-fit positioning seat is installed in the middle of the positioning plate in an interference fit mode, the positioning seat is connected with the positioning plate through 3 positioning bolts, a spring and a bushing limiting pin are installed in the positioning seat, a torsion beam bushing positioning guide sleeve is arranged above the spring, the guide sleeve is in sliding fit with the positioning seat, the bushing limiting pin is in interference fit with the positioning plate, the bushing is limited in angle, the supporting plate is fixedly connected with the positioning plate through two bolts, and the supporting plate is connected with the two vertical plates in a welding mode.
The specific operation process of the utility model is as follows:
The method comprises the steps of respectively installing a bushing press-fitting mechanism and a torsion beam bushing positioning mechanism on a hydraulic head and a base of the press, putting the torsion beam body and the bushing, adjusting the bushing press-fitting mechanism according to the positions of the bushing and the bushing body, fastening, putting the torsion beam bushing on a bushing guide sleeve, aligning a bushing positioning pin hole, arranging a torsion Liang Fang on the bushing, pressing a press start button by two hands, moving the bushing press-fitting mechanism downwards and pressing the bushing into a torsion beam body shaft tube until the bushing press-fitting mechanism contacts with a press-fitting limit column to stop press-fitting, pressing a reset button bushing press-fitting mechanism of the press-fitting mechanism to reset, taking down a torsion Liang Daichen sleeve assembly, performing size detection, adjusting the height of the press-fitting limit column according to the detection result to ensure the press-fitting depth of the bushing, adjusting a limit pin in the limit mechanism to meet the angle requirement of the bushing, putting the bushing and the torsion beam again, and repeating the steps. And after the press mounting of the left piece of the torsion beam assembly is completed, the right piece bushing is press-mounted according to the steps, the position of a bushing press mounting mechanism is adjusted and fastened, and the press mounting of the right piece bushing of the torsion beam assembly is completed by repeating the processes.
Claims (4)
1. The automobile rear torsion beam bushing press-fitting device is characterized by comprising a bushing press-fitting mechanism (1) and a torsion beam positioning mechanism (2);
The bushing press-fitting mechanism (1) comprises an upper connecting plate (6) and an upper press head (7), wherein the upper connecting plate (6) is provided with an open slot for connecting a hydraulic head of a press, and the upper press head (7) is in threaded connection with the upper connecting plate (6);
The torsion beam positioning mechanism (2) comprises a positioning plate (11), wherein a press-fit limiting column (8) for limiting the stroke of the bushing press-fit mechanism (1) and a fixed sleeve (5) matched with the rear torsion beam are arranged on the positioning plate (11), a bushing positioning guide sleeve (4) is movably arranged in the fixed sleeve (5), a guide spring (9) is arranged between the bushing positioning guide sleeve (4) and the positioning plate (11), and the torsion beam positioning mechanism further comprises a bushing limiting pin (10), wherein the bushing limiting pin (10) is arranged on the positioning plate (11) and is in sliding fit with a positioning hole on the bushing positioning guide sleeve (4).
2. The device for pressing the rear torsion beam bushing of the automobile according to claim 1, further comprising a base mechanism (3), wherein the base mechanism (3) comprises a press platform positioning plate (15) matched with the press platform, a lower connecting plate (14) is arranged on the press platform positioning plate (15), two vertical plates (13) are arranged on the lower connecting plate (14), and a supporting plate (12) matched with the positioning plate (11) is arranged on the vertical plates (13).
3. The device for pressing the rear torsion beam bushing of the automobile according to claim 1, wherein the number of the pressing limiting columns (8) is two, and the middle gap is matched with the rear torsion beam.
4. The device for press-fitting the rear torsion beam bushing of the automobile of claim 2, wherein the positioning plate (15) of the press platform is provided with a transverse slot, the press platform is provided with a longitudinal slot, and T-shaped bolts penetrate through the transverse slot and the longitudinal slot to fix the positioning plate (15) of the press platform on the press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421030965.0U CN222095277U (en) | 2024-05-13 | 2024-05-13 | A kind of automobile rear torsion beam bushing press-fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421030965.0U CN222095277U (en) | 2024-05-13 | 2024-05-13 | A kind of automobile rear torsion beam bushing press-fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222095277U true CN222095277U (en) | 2024-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421030965.0U Active CN222095277U (en) | 2024-05-13 | 2024-05-13 | A kind of automobile rear torsion beam bushing press-fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222095277U (en) |
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- 2024-05-13 CN CN202421030965.0U patent/CN222095277U/en active Active
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