CN221435476U - Necking tooling for middle cylinder of shock absorber - Google Patents
Necking tooling for middle cylinder of shock absorber Download PDFInfo
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- CN221435476U CN221435476U CN202323521240.XU CN202323521240U CN221435476U CN 221435476 U CN221435476 U CN 221435476U CN 202323521240 U CN202323521240 U CN 202323521240U CN 221435476 U CN221435476 U CN 221435476U
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- necking
- supporting seat
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- frame
- pressing
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- 230000035939 shock Effects 0.000 title claims abstract description 26
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 47
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 7
- 238000005056 compaction Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
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- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The utility model relates to the technical field of automobile shock absorber processing and production, in particular to a shock absorber middle cylinder necking tool; the device comprises a frame, wherein a compression structure and a necking structure are arranged on the frame; the pressing structure comprises a bottom supporting seat fixedly arranged on the frame and a pressing supporting seat connected to the frame in a sliding manner, and clamping grooves are formed in one sides, close to each other, of the pressing supporting seat and the bottom supporting seat; the necking structure comprises a sliding frame which is connected to the bottom of the frame in a sliding way, a die fixing cylinder is connected to the sliding frame, a necking die is connected to the die fixing cylinder, a guide groove is formed in the necking die, and a supporting die is connected to the guide groove; the problem that leakage is easy to occur due to improper operation during welding when the piston cylinder of the shock absorber is subjected to welding operation is effectively solved; the utility model can effectively and rapidly fix the workpiece for necking, can conveniently take the workpiece out of the tool, and can replace the corresponding die according to the workpiece needing necking.
Description
Technical Field
The utility model relates to the technical field of automobile shock absorber processing and production, in particular to a shock absorber middle cylinder necking tool.
Background
The shock absorber is used for inhibiting vibration and impact from road surface when the spring rebounds after absorbing the vibration. The damping device is widely used for automobiles, and is used for accelerating the damping of the vibration of the frames and the automobile bodies so as to improve the running smoothness of the automobiles. While the shock absorbing spring can filter the shock of road surface when passing over uneven road surface, the spring itself can reciprocate, and the shock absorber is used to restrain the spring from jumping.
At present, a piston cylinder of a shock absorber is processed into an outer sleeve inner pipe, then sleeve welding is carried out, and the piston cylinder is formed by processing two procedures and consumable materials, but when welding operation is carried out, leakage is easy to occur due to improper operation during welding, and meanwhile, the welding cost is relatively high.
Accordingly, the present utility model provides a damper intermediate tube necking tool to address this problem.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the necking tool for the middle cylinder of the shock absorber, which effectively solves the problems that leakage is easy to occur due to improper operation during welding when the piston cylinder of the shock absorber is welded, and the welding cost is relatively high.
The utility model relates to a necking tool for a damper intermediate cylinder, which comprises a frame, wherein a compression structure and a necking structure are arranged on the frame;
The pressing structure comprises a bottom supporting seat fixedly arranged on the frame and a pressing supporting seat which is connected to the frame in a sliding manner, the pressing supporting seat is pushed by a pressing pushing device, the pressing supporting seat is positioned above the bottom supporting seat, and clamping grooves for clamping workpieces are formed in one sides, close to each other, of the pressing supporting seat and the bottom supporting seat;
The necking structure comprises a sliding frame which is connected to the bottom of the frame in a sliding mode, a die fixing cylinder is connected to the sliding frame, a necking die is detachably connected to the die fixing cylinder, a guide groove used for necking a workpiece is formed in the necking die, a chamfer is formed in the opening side of the guide groove, a supporting die is connected to the guide groove through a bolt, and the sliding frame is pushed through a linear pushing device.
Preferably, the clamping groove is arranged in an arc shape.
Preferably, the necking die is connected to the die-retention barrel by a compression structure.
Preferably, the compacting structure comprises a positioning hole formed in the die fixing cylinder, the necking die is sleeved in the positioning hole, a fixing hole is formed in the die fixing cylinder, a communication hole communicated with the fixing hole is formed in one side, close to the fixing hole, of the necking die, a fixing bolt is mounted in the fixing hole, and the fixing bolt penetrates through the communication hole and the fixing hole to be in threaded connection with the supporting die.
Preferably, the bottom support seat is provided with an ejection structure for ejecting the workpiece from the clamping groove, the ejection structure comprises a through hole formed in the bottom support seat, an ejection sliding rod is connected in the through hole in a sliding mode, and the ejection sliding rod is pushed by the ejection driving device.
Preferably, a position correcting structure is arranged between the bottom supporting seat and the pressing supporting seat.
Preferably, the position correcting structure comprises a correcting column fixedly connected to the upper end face of the bottom supporting seat, and a correcting groove matched with the correcting column is formed in the lower end face of the lower pressing supporting seat.
Preferably, the correction column and the correction groove are arranged in a plurality.
The beneficial effects of the utility model are as follows:
Aiming at the existing necking tooling for the middle cylinder of the shock absorber, the problems that leakage is easy to occur due to improper operation during welding and the welding cost is relatively high when the piston cylinder of the shock absorber is subjected to welding operation are solved by adding the frame, the bottom supporting seat, the pressing supporting seat, the clamping groove, the sliding frame, the die fixing cylinder, the necking die, the guide groove, the chamfer and the supporting die; the problems that different necking dies need to be replaced aiming at different workpieces or the necking dies need to be replaced when damaged and the necking dies are inconvenient to compress and disassemble quickly when replaced are solved by adding the positioning holes, the fixing holes, the communication holes and the fixing bolts; the problem that the workpiece is inconvenient to take out from the inside of the clamping groove when the necking operation of the workpiece is completed is solved by adding the through hole and the ejection sliding rod; by adding the correction column and the correction groove, the precision of the bottom support seat and the pressing support seat when the bottom support seat is attached to the workpiece to be pressed is improved, so that the workpiece is protected, and the workpiece is prevented from being crushed and deformed; the utility model can effectively and rapidly fix the workpiece for necking, can conveniently take the workpiece out of the tool, and can replace the corresponding die according to the workpiece needing necking.
Drawings
FIG. 1 is a schematic view of the overall installation of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is a schematic view of the mounting location of the compression structure of the present utility model;
FIG. 4 is a schematic view of a clamping groove opening position according to the present utility model;
FIG. 5 is a schematic cross-sectional view of a necking die of the present utility model;
FIG. 6 is a schematic view of the mounting position of the support mold of the present utility model;
FIG. 7 is a schematic view of the location hole of the present utility model;
FIG. 8 is a schematic cross-sectional view of a bottom bracket of the present utility model;
FIG. 9 is a schematic view of a pressing support base according to the present utility model;
1. A bottom support base; 2. pressing down the supporting seat; 3. a clamping groove; 4. a carriage; 5. a die fixing cylinder; 6. necking dies; 7. a guide groove; 8. chamfering; 9. supporting a mold; 10. a fixing bolt; 11. positioning holes; 12. a fixing hole; 13. a communication hole; 14. a through hole; 15. ejecting the sliding rod; 16. correcting the column; 17. correcting the groove; 18. and a frame.
Detailed Description
The foregoing and other features, aspects and advantages of the utility model will become more apparent from the following detailed description of the embodiments with reference to the accompanying drawings, 1-9. The following embodiments are described in detail with reference to the drawings.
In the description of the present utility model, it should be understood that the terms "upper", "middle", "outer", "inner", etc. indicate orientation or positional relationship, and are merely for convenience in describing the present utility model and simplifying the description
It is not intended to indicate or imply that the components or elements so referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
Exemplary embodiments of the present utility model will be described below with reference to the accompanying drawings.
According to the first embodiment, as shown in fig. 1 to 9, the necking tool for the damper intermediate cylinder comprises a frame 18, wherein a pressing structure and a necking structure are installed on the frame 18;
The pressing structure comprises a frame 18 fixedly mounted on the frame 18, a bottom plate is mounted on the frame 18, a bottom supporting seat 1 is fixedly mounted on the bottom plate, a top plate is fixedly mounted on the frame 18, a pressing supporting seat 2 is connected to the top plate in an up-down sliding manner, the pressing supporting seat 2 is pushed by a pressing pushing device, the pressing pushing device pushes the pressing supporting seat 2 to slide up and down by a hydraulic cylinder, the hydraulic cylinder is vertically mounted on the top plate, the extending end of the hydraulic cylinder is fixedly connected with the pressing supporting seat 2, the pressing supporting seat 2 is located above the bottom supporting seat 1, clamping grooves 3 for clamping workpieces are formed in the side, close to each other, of the pressing supporting seat 2 and the bottom supporting seat 1, during use, the workpieces are clamped into the clamping grooves 3, the hydraulic cylinder is started, the extending end of the hydraulic cylinder extends to drive the pressing supporting seat 2 to push downwards, the pressing supporting seat 2 to push the workpieces to the direction close to the bottom supporting seat 1, and the workpieces are firmly fixed in the clamping grooves 3;
The necking structure comprises a sliding frame 4 which is slidably connected to the bottom of a frame 18, the sliding frame 4 is slidably connected to a bottom plate of the frame 18, a die fixing cylinder 5 is detachably connected to the sliding frame 4, the die fixing cylinder 5 is mounted on the sliding frame 4 through bolts, the die fixing cylinder 5 is convenient to replace when damaged, a necking die 6 is connected to the die fixing cylinder 5, a guide groove 7 for necking a workpiece is formed in the necking die 6, a chamfer 8 is formed in the opening side of the guide groove 7, one end of the workpiece is firstly contacted with the chamfer 8 when contacting the guide groove 7 in necking operation, the chamfer 8 guides the workpiece, finally enters the guide groove 7, necking operation is completed, a supporting die 9 is connected to the inside of the guide groove 7 through bolts, the supporting die 9 is used for supporting the inner wall of the workpiece, materials are wasted because extrusion deformation does not reach standards when necking is performed, the sliding frame 4 is pushed by a linear pushing device, the linear pushing device can be pushed by a hydraulic cylinder to fixedly mount the frame 18, the extending end of the hydraulic cylinder and the sliding frame 4 are fixedly mounted, and the sliding frame 4 is pushed by the linear pushing device when being used, and the hydraulic cylinder is pushed by the linear pushing device to be close to the direction of the hydraulic cylinder 4.
The clamping groove 3 is arranged into an arc shape, the workpiece is convenient to attach, and the workpiece is protected from being damaged due to extrusion deformation.
When the embodiment is specifically implemented, a workpiece is placed in the clamping groove 3, the device is started, the hydraulic cylinder connected with the pressing support seat 2 is pushed to slide downwards, the workpiece is fixed in the clamping groove 3, then the hydraulic cylinder connected with the sliding frame 4 pushes the sliding frame 4 to push in the direction close to the workpiece, one end of the workpiece contacts the guide groove 7, the chamfer 8 is contacted firstly, the chamfer 8 guides the workpiece, and finally the workpiece enters the guide groove 7, so that necking operation is completed.
In the second embodiment, on the basis of the first embodiment, when the necking die 6 is replaced by a necking die 6 which is required to be replaced for different workpieces or damaged, the necking die 6 is inconvenient to compress and disassemble quickly when the necking die 6 is replaced, so the embodiment provides a compressing structure to solve the problems, and in particular, the necking die 6 is connected to the die fixing cylinder 5 through the compressing structure;
The compacting structure can be formed by arranging threaded holes on the necking die 6 and the die fixing cylinder 5, and fixing the necking die 6 and the die fixing cylinder 5 together through bolts.
The embodiment provides another compacting structure, including seting up the inside locating hole 11 of mould fixed cylinder 5, necking down mould 6 suit is in inside the locating hole 11, the inside fixed orifices 12 of seting up of mould fixed cylinder 5, necking down mould 6 be close to one side of fixed orifices 12 seted up with the intercommunicating pore 13 of fixed orifices 12 intercommunication, fixed orifices 12 internally mounted has fixing bolt 10, fixing bolt 10 passes intercommunicating pore 13 and fixed orifices 12 and support mould 9 threaded connection, when using, passes intercommunicating pore 13 and fixed orifices 12 with fixing bolt 10, and support mould 9 threaded connection to compress tightly support mould 9 to guide way 7 inside, with necking down mould 6 is fixed inside mould fixed cylinder 5 simultaneously.
The pressing structure is not limited to the above two, but may be other structures that can achieve the fixation of the die-fixing cylinder 5 and the necking die 6.
In the third embodiment, on the basis of the first embodiment, when the necking operation on the workpiece is completed, the workpiece is inconvenient to take out from the inside of the clamping groove 3, so this embodiment provides an ejection structure to solve the above problem, specifically, an ejection structure for ejecting the workpiece from the clamping groove 3 is provided on the bottom support seat 1, the ejection structure includes a through hole 14 formed in the bottom support seat 1, an ejection sliding rod 15 is slidably connected in the through hole 14, the ejection sliding rod 15 is pushed by an ejection driving device, the ejection driving device can adopt an air cylinder, the air cylinder is fixedly mounted at the lower end of the bottom support seat 1, the extending end of the air cylinder is fixedly connected with the ejection sliding rod 15, when the air cylinder below the bottom support seat 1 is started, the air cylinder pushes the ejection sliding rod 15 to slide upwards, so that the workpiece is ejected from the inside of the clamping groove 3, and the workpiece is conveniently taken out from the inside of the clamping groove 3.
In the fourth embodiment, on the basis of the first embodiment, when the support base 2 is pressed down to press the workpiece, the edge of the clamping groove 3 is easy to collide with the workpiece, so that the workpiece is damaged, and the position correction device is provided to solve the above problem, and in particular, a position correction structure is installed between the bottom support base 1 and the support base 2.
The position correcting structure can be characterized in that a plurality of trapezoidal guide blocks are fixedly connected to two sides of the bottom supporting seat 1, when the supporting seat 2 is pressed downwards to slide, the guide blocks limit the supporting seat 2 to be pressed downwards, so that the bottom supporting seat 1 and the supporting seat 2 are limited, the precision of workpiece pressing is improved, and the workpiece is prevented from being knocked against by the edge of the clamping groove 3.
The position correcting structure also can be that the position correcting structure comprises a correcting column 16 fixedly connected to the upper end face of the bottom supporting seat 1, a correcting groove 17 matched with the correcting column 16 is formed in the lower end face of the lower pressing supporting seat 2, the upper end of the correcting column 16 is provided with a round angle, when the lower pressing supporting seat 2 slides downwards, the correcting column 16 is inserted into the correcting groove 17, so that the positioning limitation of the bottom supporting seat 1 and the lower pressing supporting seat 2 is realized, the precision in workpiece pressing is improved, and the phenomenon that the edge of the clamping groove 3 collides with a workpiece is prevented; the correction column 16 and the correction groove 17 are provided in plurality, thereby increasing the accuracy thereof.
The position correction structure is not limited to the above two types, and may be other structures capable of restricting the position of the pressing support base 2 when the pressing support base 2 is restricted from sliding toward the bottom support base 1.
The specific implementation method comprises the following steps:
Putting a workpiece in the clamping groove 3, starting the device, pushing the pushing support seat 2 to slide downwards by a hydraulic cylinder connected with the pushing support seat 2, fixing the workpiece in the clamping groove 3, pushing the sliding frame 4 to push in the direction close to the workpiece by the hydraulic cylinder connected with the sliding frame 4, and leading one end of the workpiece to contact with the chamfer 8 when contacting with the guide groove 7, leading the chamfer 8 to guide the workpiece, and finally entering the guide groove 7, thereby completing necking operation;
The pushing-down supporting seat 2 slides upwards to be separated from the bottom supporting seat 1, a cylinder below the bottom supporting seat 1 is started, and the cylinder pushes the ejection sliding rod 15 to slide upwards to eject the workpiece from the inside of the clamping groove 3, so that the workpiece is conveniently taken out from the inside of the clamping groove 3.
Aiming at the existing necking tooling for the middle cylinder of the shock absorber, the problems that leakage is easy to occur due to improper operation during welding and the welding cost is relatively high when the piston cylinder of the shock absorber is subjected to welding operation are solved by adding the frame, the bottom supporting seat, the pressing supporting seat, the clamping groove, the sliding frame, the die fixing cylinder, the necking die, the guide groove, the chamfer and the supporting die; the problems that different necking dies need to be replaced aiming at different workpieces or the necking dies need to be replaced when damaged and the necking dies are inconvenient to compress and disassemble quickly when replaced are solved by adding the positioning holes, the fixing holes, the communication holes and the fixing bolts; the problem that the workpiece is inconvenient to take out from the inside of the clamping groove when the necking operation of the workpiece is completed is solved by adding the through hole and the ejection sliding rod; by adding the correction column and the correction groove, the precision of the bottom support seat and the pressing support seat when the bottom support seat is attached to the workpiece to be pressed is improved, so that the workpiece is protected, and the workpiece is prevented from being crushed and deformed; the utility model can effectively and rapidly fix the workpiece for necking, can conveniently take the workpiece out of the tool, and can replace the corresponding die according to the workpiece needing necking.
Claims (8)
1. Shock absorber intermediate tube necking down frock, including frame (18), its characterized in that: the frame (18) is provided with a compression structure and a necking structure;
The pressing structure comprises a bottom supporting seat (1) fixedly arranged on the frame (18) and a pressing supporting seat (2) connected to the frame (18) in a sliding manner, the pressing supporting seat (2) is pushed by a pressing pushing device, the pressing supporting seat (2) is positioned above the bottom supporting seat (1), and clamping grooves (3) for clamping workpieces are formed in one sides, close to each other, of the pressing supporting seat (2) and the bottom supporting seat (1);
the necking structure comprises a sliding frame (4) which is slidably connected to a frame (18), a die fixing cylinder (5) is detachably connected to the sliding frame (4), a necking die (6) is connected to the die fixing cylinder (5), a guide groove (7) for necking a workpiece is formed in the necking die (6), a chamfer (8) is formed in the opening side of the guide groove (7), a supporting die (9) is mounted in the guide groove (7), and the sliding frame (4) is pushed by a linear pushing device.
2. The shock absorber intermediate tube necking tool of claim 1, wherein: the clamping groove (3) is arranged in an arc shape.
3. The shock absorber intermediate tube necking tool of claim 1, wherein: the necking die (6) is connected to the die-fixing cylinder (5) through a pressing structure.
4. The shock absorber intermediate tube necking tool of claim 3 wherein: the compaction structure comprises a locating hole (11) formed in the die fixing cylinder (5), the necking die (6) is sleeved in the locating hole (11), a fixing hole (12) is formed in the die fixing cylinder (5), the necking die (6) is close to one side of the fixing hole (12) and provided with a communication hole (13) communicated with the fixing hole (12), a fixing bolt (10) is mounted in the fixing hole (12), and the fixing bolt (10) penetrates through the communication hole (13) and the fixing hole (12) to be in threaded connection with the supporting die (9).
5. The shock absorber intermediate tube necking tool of claim 1, wherein: the novel workpiece ejection device is characterized in that an ejection structure used for ejecting a workpiece from the clamping groove (3) is arranged on the bottom supporting seat (1), the ejection structure comprises a through hole (14) formed in the bottom supporting seat (1), an ejection sliding rod (15) is connected inside the through hole (14) in a sliding mode, and the ejection sliding rod (15) is pushed through an ejection driving device.
6. The shock absorber intermediate tube necking tool of claim 1, wherein: and a position correcting structure is arranged between the bottom supporting seat (1) and the pressing supporting seat (2).
7. The shock absorber intermediate tube necking tool of claim 6, wherein: the position correcting structure comprises a correcting column (16) fixedly connected to the upper end face of the bottom supporting seat (1), and a correcting groove (17) matched with the correcting column (16) is formed in the lower end face of the lower pressing supporting seat (2).
8. The shock absorber intermediate tube necking tool of claim 7, wherein: the number of the correction columns (16) and the number of the correction grooves (17) are plural.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323521240.XU CN221435476U (en) | 2023-12-22 | 2023-12-22 | Necking tooling for middle cylinder of shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323521240.XU CN221435476U (en) | 2023-12-22 | 2023-12-22 | Necking tooling for middle cylinder of shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221435476U true CN221435476U (en) | 2024-07-30 |
Family
ID=92067795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323521240.XU Active CN221435476U (en) | 2023-12-22 | 2023-12-22 | Necking tooling for middle cylinder of shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221435476U (en) |
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2023
- 2023-12-22 CN CN202323521240.XU patent/CN221435476U/en active Active
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