CN212145217U - Swing arm bush press-fitting machine - Google Patents
Swing arm bush press-fitting machine Download PDFInfo
- Publication number
- CN212145217U CN212145217U CN202020323815.4U CN202020323815U CN212145217U CN 212145217 U CN212145217 U CN 212145217U CN 202020323815 U CN202020323815 U CN 202020323815U CN 212145217 U CN212145217 U CN 212145217U
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- swing arm
- oil cylinder
- bottom plate
- hydraulic
- bushing
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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a swing arm bush pressure equipment machine relates to car swing arm pressure equipment field, mainly includes numerical control hydraulic press, hydraulic press frame, tool bottom plate, control panel and start-stop button, and the numerical control hydraulic press is fixed on the hydraulic press frame, and the tool bottom plate passes through the bolt fastening on the table surface at hydraulic press frame top, and vertical hydraulic cylinder sets up in the hydraulic press frame left side, and back bush positioning seat mechanism is fixed on the tool bottom plate, compresses tightly the swing arm fixedly through vertical hydraulic cylinder pushing down; the horizontal hydraulic oil cylinder is connected with the guide seat through a transition connecting shaft, and the other end of the guide seat is connected with the front bushing positioning shaft; the swing arm locating pin is fixed on the tool bottom plate to locate the swing arm. The utility model has the advantages that: the simultaneous press mounting of the front and rear bushings can be realized; the back pressure function of the front bushing is synchronously realized, so that the press fitting and flanging problems of the front bushing are thoroughly solved; the assembly size can be guaranteed, the quality can be guaranteed, the cost is reduced, and meanwhile, the production efficiency is improved.
Description
Technical Field
The utility model relates to a field of car swing arm pressure equipment, concretely relates to swing arm bush pressure equipment machine.
Background
The automobile swing arm is one of main components of an automobile chassis, and the quality of an automobile, such as comfort, abnormal sound and the like, is directly influenced by the requirement on the assembly size precision of a swing arm bushing. The automobile swing arm has two bushings, a front bushing and a rear bushing. The front bushing is of an inner steel piece framework and an outer rubber structure, the rear bushing is of an inner steel piece framework and an outer steel piece framework, and particularly after the front bushing is pressed, the requirements on coaxiality and position degree of the front bushing and the steel sleeve are difficult to achieve.
At present, the front and rear bushings are separately pressed and mounted by domestic swing arm manufacturers, the position degree of the front and rear bushings can deviate after positioning twice, the assembly quality cannot be guaranteed, the back pressure function of the front bushing cannot be realized at one time, and the flanging defect of the bushings causes the increase of defective products. Repeated transportation of parts can also cause collision to the surfaces of the parts, operators are increased by more than 1 time, energy loss is serious, and efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a swing arm bushing press-fitting machine which can realize the simultaneous press-fitting of the front bushing and the rear bushing; the back pressure function of the front bushing is synchronously realized, so that the press fitting and flanging problems of the front bushing are thoroughly solved; the assembly size can be guaranteed, the quality can be guaranteed, the cost is reduced, and meanwhile, the production efficiency is improved.
The purpose of the utility model is accomplished through following technical scheme: the swing arm bushing press-fitting machine mainly comprises a numerical control hydraulic machine, a hydraulic machine base, a tooling bottom plate, a control panel and a start-stop button, wherein the numerical control hydraulic machine is fixed on the hydraulic machine base; the tool base plate is provided with a linear rail, a guide seat is arranged on the linear rail and can slide along the rail, a horizontal hydraulic oil cylinder fixed on the right side of a hydraulic machine base is connected with the guide seat through a transition connecting shaft, and the other end of the guide seat is connected with a front bushing positioning shaft for penetrating a front bushing; a clamping oil cylinder is arranged on the tool bottom plate close to the linear rail, the clamping oil cylinder is connected with a clamping hinge mechanism and used for clamping the swing arm, and a hydraulic oil pipe is connected to the side surface of the tool bottom plate; the swing arm positioning pin is fixed on the tool bottom plate and used for placing a positioning reference hole of the swing arm so as to position the swing arm; the control panel is arranged beside the numerical control hydraulic machine and used for controlling the numerical control hydraulic machine to work; the start-stop button is arranged on the base of the hydraulic press and used for controlling the start and stop of the equipment.
As a further technical scheme, a back pressure oil cylinder mechanism is arranged at the position right opposite to the front lining positioning shaft and used for carrying out back pressure on the front lining after press fitting is finished.
As an optimal technical scheme, for swing arms with different specifications, the movement strokes of the horizontal hydraulic oil cylinder and the vertical hydraulic oil cylinder are controlled by setting corresponding programs in the control panel, so that switching production among similar products is realized.
The utility model has the advantages that:
1. the synchronous integrated automatic press mounting of the front and rear bushings is realized;
2. the back pressure function of the front lining can be realized;
3. realizing the switching production of the similar products;
4. high production efficiency and convenient operation.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a front view of the structure of the present invention.
Fig. 3 is a left side view of the structure of the present invention.
Fig. 4 is a top view of the structure of the present invention.
Fig. 5 is a schematic view of the operation of the present invention.
Description of reference numerals: the hydraulic press comprises a hydraulic press base 1, a horizontal hydraulic oil cylinder 2, a vertical hydraulic oil cylinder 3, a tooling bottom plate 4, a rear bushing positioning seat mechanism 5, a front bushing positioning shaft 6, a clamping oil cylinder 7, a back pressure oil cylinder mechanism 8, a linear rail 9, a guide seat 10, a transition connecting shaft 11, a clamping hinge mechanism 12, a swing arm positioning pin 13, a control panel 14, a start-stop button 15, a hydraulic oil pipe 16, a clamping supporting point 17 and a swing arm 18.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
example (b): as shown in the attached figure 1, the swing arm bushing press-fitting machine mainly comprises a numerical control hydraulic machine, a hydraulic machine base 1, a tooling bottom plate 4, a control panel 14 and a start-stop button 15, wherein the numerical control hydraulic machine is fixed on the hydraulic machine base 1, the tooling bottom plate 4 is fixed on a working table top at the top of the hydraulic machine base 1 through a bolt, a vertical hydraulic oil cylinder 3 controlled and driven by the numerical control hydraulic machine is arranged on the left side of the hydraulic machine base 1 and is positioned right above a rear bushing positioning seat mechanism 5, the rear bushing positioning seat mechanism 5 is fixed on the tooling bottom plate 4 and is used for placing a rear bushing assembling hole of a swing arm 18, and the swing arm 18 is tightly pressed and fixed by pressing down; a linear rail 9 is arranged on the tool bottom plate 4 along the horizontal direction, a guide seat 10 is arranged on the linear rail 9 and can slide along the rail, a horizontal hydraulic oil cylinder 2 fixed on the right side of a hydraulic machine base 1 is connected with the guide seat 10 through a transition connecting shaft 11, and the other end of the guide seat 10 is connected with a front bushing positioning shaft 6 for penetrating a front bushing; a clamping oil cylinder 7 is arranged on the tooling bottom plate 4 close to the linear rail 9, the clamping oil cylinder 7 is connected with and drives a clamping hinge mechanism 12 to clamp a swing arm 18, and a hydraulic oil pipe 16 is connected to the side surface of the tooling bottom plate 4; the swing arm positioning pin 13 is fixed on the tooling bottom plate 4 and used for placing a positioning reference hole of the swing arm 18 so as to position the swing arm 18; the control panel 14 is arranged beside the numerical control hydraulic machine and used for controlling the operation of the numerical control hydraulic machine; the start-stop button 15 is arranged on the hydraulic press base 1 and used for controlling the start and stop of equipment.
As a further technical scheme, a back pressure oil cylinder mechanism 8 is arranged at the position right opposite to the front lining positioning shaft 6 and used for carrying out back pressure on the front lining after press fitting is finished.
As an optimal technical scheme, for swing arms 18 with different specifications, the movement strokes of the horizontal hydraulic oil cylinder 2 and the vertical hydraulic oil cylinder 3 are controlled by setting corresponding programs in the control panel 14, so that switching production among similar products is realized.
The utility model discloses a working process: before press mounting is started, the press mounting machine is integrally mounted in place for later use (as shown in figure 1), then the swing arm 18 is mounted, and a rear bushing assembling hole of the swing arm 18 is placed at a positioning shaft of the rear bushing positioning seat mechanism 5 and attached to the end face of the shaft; then, a positioning reference hole of the swing arm 18 is placed in a positioning shaft of the swing arm positioning pin 13 and is attached to the end face of the pin; during press mounting, the rear bushing is vertically placed in a guide pin shaft of the rear bushing positioning seat mechanism 5, and a mistake-proofing positioning pin mechanism is arranged at the hollow part of the rear bushing for positioning; then horizontally penetrating the front bushing through the front bushing positioning shaft 6 to guide the front bushing into the pin shaft (as shown in figure 5); starting the start-stop button 15, clamping the swing arm 18 by the clamping oil cylinder 7 through the clamping hinge mechanism 12, and attaching the swing arm 18 to the clamping hinge mechanism 12 to form a clamping supporting point 17; meanwhile, the vertical hydraulic oil cylinder 3 moves downwards (the pressure and the stroke are set through the control panel 14), and the vertical hydraulic oil cylinder 3 stops after moving to the set stroke to form a downward pressing static force, so that the swing arm 18 is fixed not to generate displacement when pressing the front bush; after the upper step of operation is finished, the pressure and the stroke of the horizontal hydraulic oil cylinder 2 are set through the control panel 14, the horizontal hydraulic oil cylinder 2 moves leftwards along the horizontal direction, the horizontal hydraulic oil cylinder 2 stops after moving to the set stroke, and the program sets the return stroke of the horizontal hydraulic oil cylinder 2 after pressure maintaining for several seconds; after the upper step of operation is finished, the back pressure oil cylinder mechanism 8 moves rightwards along the horizontal direction through a set program to carry out back pressure on the front bushing, the program sets the back pressure of the back pressure oil cylinder mechanism 8 after pressure maintaining for several seconds, and the purpose of back pressure is to ensure that the flanging of the bushing is completely turned out of the outer surface; after the upper step of movement is finished, the vertical hydraulic oil cylinder 3 and the clamping oil cylinder 7 return, and the swing arm 18 is loosened to take the workpiece.
It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.
Claims (3)
1. The utility model provides a swing arm bush pressure equipment machine which characterized in that: the numerical control hydraulic press is fixed on the hydraulic press base (1), the tooling bottom plate (4) is fixed on a working table top at the top of the hydraulic press base (1) through bolts, a vertical hydraulic oil cylinder (3) controlled and driven by the numerical control hydraulic press is arranged on the left side of the hydraulic press base (1) and is positioned right above a rear bushing positioning seat mechanism (5), the rear bushing positioning seat mechanism (5) is fixed on the tooling bottom plate (4) and is used for placing a rear bushing assembling hole of a swing arm (18), and the swing arm (18) is pressed and fixed by pressing down the vertical hydraulic oil cylinder (3); a linear rail (9) is arranged on the tool bottom plate (4), a guide seat (10) is installed on the linear rail (9) and can slide along the rail, a horizontal hydraulic oil cylinder (2) fixed on the right side of a hydraulic machine base (1) is connected with the guide seat (10) through a transition connecting shaft (11), and the other end of the guide seat (10) is connected with a front bushing positioning shaft (6) for penetrating a front bushing; a clamping oil cylinder (7) is arranged on the tooling bottom plate (4) close to the linear rail (9), the clamping oil cylinder (7) is connected with a driving clamping hinge mechanism (12) and used for clamping a swing arm (18), and a hydraulic oil pipe (16) is connected to the side surface of the tooling bottom plate (4); the swing arm positioning pin (13) is fixed on the tool bottom plate (4) and used for placing a positioning reference hole of the swing arm (18) so as to position the swing arm (18); the control panel (14) is arranged beside the numerical control hydraulic machine and is used for controlling the work of the numerical control hydraulic machine; the start-stop button (15) is arranged on the hydraulic press base (1) and used for controlling the start and stop of equipment.
2. The swing arm bushing press-fitting machine according to claim 1, characterized in that: and a back pressure oil cylinder mechanism (8) is arranged at the position right opposite to the front lining positioning shaft (6) and is used for carrying out back pressure on the front lining after the press fitting is finished.
3. The swing arm bushing press-fitting machine according to claim 1, characterized in that: for swing arms (18) with different specifications, the movement strokes of the horizontal hydraulic oil cylinder (2) and the vertical hydraulic oil cylinder (3) are controlled by setting corresponding programs in the control panel (14), so that the switching production among similar products is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020323815.4U CN212145217U (en) | 2020-03-16 | 2020-03-16 | Swing arm bush press-fitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020323815.4U CN212145217U (en) | 2020-03-16 | 2020-03-16 | Swing arm bush press-fitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212145217U true CN212145217U (en) | 2020-12-15 |
Family
ID=73714871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020323815.4U Active CN212145217U (en) | 2020-03-16 | 2020-03-16 | Swing arm bush press-fitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212145217U (en) |
-
2020
- 2020-03-16 CN CN202020323815.4U patent/CN212145217U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1 Wanxiang Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Wanxiang Intelligent Manufacturing Co.,Ltd. Patentee after: WANXIANG GROUP Co.,Ltd. Address before: No.1 Wanxiang Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Wanxiang System Co.,Ltd. Patentee before: WANXIANG GROUP Co.,Ltd. |