CN220574536U - Self-positioning closing-up riveting device for fuel pump - Google Patents
Self-positioning closing-up riveting device for fuel pump Download PDFInfo
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- CN220574536U CN220574536U CN202321973343.7U CN202321973343U CN220574536U CN 220574536 U CN220574536 U CN 220574536U CN 202321973343 U CN202321973343 U CN 202321973343U CN 220574536 U CN220574536 U CN 220574536U
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- servo electric
- electric cylinder
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- 239000000446 fuel Substances 0.000 title claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims description 21
- 230000007704 transition Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Portable Nailing Machines And Staplers (AREA)
Abstract
The utility model discloses a self-positioning closing-in riveting device of a fuel pump, which relates to the field of riveting devices, and the technical scheme of the utility model comprises a base, a lower tool die, a servo electric cylinder and an upper tool die; the upper surface of the base is provided with a tooling lower die, one side of the tooling upper die is provided with a frame, the upper end of the frame is provided with a cantilever beam corresponding to the tooling lower die, the cantilever beam is downwards provided with a through hole, a servo electric cylinder is arranged above the cantilever beam, the output end of the servo electric cylinder is downwards penetrated and provided with the through hole, the lower end of the output end of the servo electric cylinder is provided with a tooling upper die, and the tooling upper die is arranged corresponding to the tooling lower die; the annular limiting plate and the spring are arranged between the upper die of the tool and the cantilever beam, the annular limiting plate is pushed to the upper die of the tool by the spring, the guide cylinder is downwards arranged on the annular limiting plate, the guide cylinder is sleeved on the upper die of the tool in an sleeved mode, and the lower end of the guide cylinder is located below the upper die of the tool. The pressure pump can be well positioned, the movement of the pressure pump is avoided, and the closing-in riveting precision can be remarkably improved.
Description
Technical Field
The utility model relates to the field of riveting devices, in particular to a self-positioning closing-in riveting device for a fuel pump.
Background
The utility model discloses a fuel pump processing in-process need close up riveting, current riveting device adopts gas-liquid booster to export pressure downwards, has some problems when this scheme is used, at first when riveting, need fix the force pump, otherwise shake because the force pump easily, lead to the binding off to appear the deviation, at present mainly be fixed the product at the lower mould, but can cause certain obstacle when getting the material, its pressure can only fix the output secondly, does not change, can't implement adjustment pressure size according to the riveting process, leads to the pressure and the displacement of riveting unable accurate control.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the self-positioning closing-in riveting device for the fuel pump, which can well position the pressure pump, avoid the movement of the pressure pump and remarkably improve the closing-in riveting precision.
The technical scheme adopted for solving the technical problems is as follows: a self-positioning closing-in riveting device of a fuel pump comprises a base, a tool lower die, a servo electric cylinder and a tool upper die;
the upper surface of the base is provided with the lower tool die, one side of the upper tool die is provided with a frame, the upper end of the frame is provided with a cantilever corresponding to the lower tool die, the cantilever is downwards provided with a through hole, the upper part of the cantilever is provided with the servo electric cylinder, the output end of the servo electric cylinder downwards penetrates through the through hole, the lower end of the output end of the servo electric cylinder is provided with the upper tool die, and the upper tool die is arranged corresponding to the lower tool die;
the die comprises a tooling upper die, an annular limiting plate and a spring, wherein the annular limiting plate and the spring are arranged between the tooling upper die and the cantilever, the spring pushes the annular limiting plate to the tooling upper die, the annular limiting plate is downwards provided with a guide cylinder, the guide cylinder is sleeved outside the tooling upper die, and the lower end of the guide cylinder is positioned below the tooling upper die.
According to the technical scheme, the guide cylinder is arranged on the periphery of the upper tool die and is provided with the spring, so that the guide cylinder is pushed downwards in a normal state, the servo electric cylinder pushes the lower tool die downwards, the guide cylinder moves downwards along with the upper tool die, meanwhile, the lower end of the guide cylinder is located below the upper tool die, the guide cylinder can downwards cover the pressure pump located below the lower tool die at first, the movement of the pressure pump is avoided, the upper tool die continues to move downwards, the lower tool die pushes the guide cylinder upwards, the spring is overcome to slide upwards, the upper tool die is in contact with the pressure pump, and closing-up riveting is achieved.
Through above scheme, can be fine fix a position the pressure pump, avoid the pressure pump to remove, can show the precision that improves the binding off riveting.
Preferably, the upper side wall of the guide cylinder is provided with an air pressure balance hole. So that the gas in the guide cylinder is discharged in time in the process of pressing down the upper die of the tooling.
Preferably, when the output end of the servo electric cylinder is located at the upper extreme position, the lower end of the guide cylinder is located above the lower die of the tool. So that the guide cylinder can be separated from the pressure pump when the closing-in riveting is finished or the pressure is not pressed down, and the pressure pump can be placed or taken down.
Preferably, a displacement sensor is arranged between the output end of the servo electric cylinder and the cantilever beam. The distance that the servo electric cylinder stretches out can be detected in real time through setting up displacement sensor to the more accurate distance of control binding off riveting.
Preferably, the displacement sensor is a linear displacement sensor. The linear displacement sensor can be used for detecting the extension distance of the servo electric cylinder better.
Preferably, the output end of the servo electric cylinder is a sliding rod, a first rack is arranged on the side wall of the sliding rod, a transition gear set is arranged in the cantilever beam, and the transition gear set is meshed with the rack;
the linear displacement sensor comprises a sliding rail part and a moving part which are matched with each other, the moving part is fixed with the cantilever beam, the sliding rail part is provided with a second rack, and the second rack is meshed with the gear.
The transition gear set can be driven to rotate by arranging the first rack on the sliding rod, the transition gear set is meshed with the second rack, the second rack and the sliding rail part can be driven to move, namely, the movement of the sliding rod is directly reflected to the sliding rail part, and the moving part is fixed on the cantilever beam, so that the relative movement of the moving part relative to the sliding rail part can be detected by using the linear displacement sensor, and the closing-in riveting distance in the pressing process of the servo electric cylinder is further obtained.
Preferably, the cantilever beam is provided with a sliding hole, and the sliding rail part is in sliding fit in the sliding hole. The sliding hole can better guide the movement of the sliding rail part.
Preferably, the slide hole extends downward into the frame from above the cantilever beam. The vertical rack is utilized to provide the sliding hole, so that the sliding rail part can move up and down more conveniently.
The utility model has the advantages that:
this scheme can be when binding off riveting stabilize the force pump, avoids the force pump to appear removing, leads to the binding off riveting inaccurate to utilize transition gear train to set up linear displacement sensor, can avoid taking place to interfere with the guide cylinder, more smooth measuring the output removal distance of servo electric jar, the distance of more accurate control binding off riveting.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments will be briefly described, and it is obvious that the drawings in the following description are only one of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
the device comprises a base 1, a frame 2, a cantilever beam 3, a servo electric cylinder 4, a tooling upper die 5, a tooling lower die 6, a pressure pump 7, a guide cylinder 8, a transition gear set 9, a sliding rail part 10, a moving part 11 and a sliding hole 12.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Examples
As shown in FIG. 1, the self-positioning closing-in riveting device of the fuel pump comprises a base 1, a tool lower die 6, a servo electric cylinder 4 and a tool upper die 5; the upper surface of the base 1 is provided with a lower tool die 6, one side of an upper tool die 5 is provided with a frame 2, the upper end of the frame 2 is provided with a cantilever beam 3 corresponding to the lower tool die 6, the cantilever beam 3 is downwards provided with a through hole, the upper part of the cantilever beam 3 is provided with a servo electric cylinder 4, the output end of the servo electric cylinder 4 is downwards penetrated and provided with the through hole, the lower end of the output end of the servo electric cylinder 4 is provided with the upper tool die 5, and the upper tool die 5 is arranged corresponding to the lower tool die 6; the upper die 5 of the tooling and the cantilever beam 3 are provided with an annular limiting plate and a spring, the spring pushes the annular limiting plate to the upper die 5 of the tooling, the annular limiting plate is downwards provided with a guide cylinder 8, the guide cylinder 8 is sleeved outside the upper die 5 of the tooling, and the lower end of the guide cylinder 8 is positioned below the upper die 5 of the tooling.
According to the technical scheme, the guide cylinder 8 is arranged on the periphery of the upper tool die 5 and is provided with the spring, so that the guide cylinder 8 is pushed downwards in a normal state, the servo electric cylinder 4 pushes the lower tool die 6 downwards, the guide cylinder 8 moves downwards along with the upper tool die 5, meanwhile, the lower end of the guide cylinder 8 is located below the upper tool die 5, the guide cylinder 8 can firstly downwards cover the pressure pump 7 located on the lower tool die 6, the pressure pump 7 is prevented from moving, the upper tool die 5 continues to move downwards, the guide cylinder 8 is pushed upwards by the lower tool die 6, the upward sliding of the spring is overcome, the upper tool die 5 is in contact with the pressure pump 7, and closing-up riveting is further realized.
Through above scheme, can be fine fix a position pressure pump 7, avoid pressure pump 7 to remove, can show the precision that improves the binding off riveting.
The upper side wall of the guide cylinder 8 is provided with an air pressure balance hole. So that the gas in the guide cylinder 8 is discharged in time in the process of pressing down the upper die 5 of the tooling.
When the output end of the servo electric cylinder 4 is located at the upper extreme position, the lower end of the guide cylinder 8 is located above the lower tool die 6. So that the guide cylinder 8 can be separated from the pressure pump 7 at the end of the closing-in riveting or without pressing down, in order to place or remove the pressure pump 7.
A displacement sensor is arranged between the output end of the servo electric cylinder 4 and the cantilever beam 3. The distance of the extension of the servo electric cylinder 4 can be detected in real time by arranging the displacement sensor, so that the closing-in riveting distance can be controlled more accurately.
Preferably, the displacement sensor is a linear displacement sensor. The linear displacement sensor can detect the extension distance of the servo cylinder 4 more effectively.
The output end of the servo electric cylinder 4 is a sliding rod, a first rack is arranged on the side wall of the sliding rod, a transition gear set 9 is arranged in the cantilever beam 3, and the transition gear set 9 is meshed with the rack;
the linear displacement sensor comprises a sliding rail part 10 and a moving part 11 which are matched with each other, the moving part 11 is fixed with the cantilever beam 3, the sliding rail part 10 is provided with a second rack, and the second rack is meshed with the gear. In this embodiment, the sliding rail 10 is actually a moving structure, the moving part 11 is fixed on the cantilever beam 3, and the moving part 11 is not moved but moves relative to the sliding rail 10.
The transition gear set 9 can be driven to rotate by arranging the first rack on the sliding rod, the transition gear set 9 is meshed with the second rack, the second rack and the sliding rail part 10 can be driven to move, namely, the movement of the sliding rod is intuitively reflected to the sliding rail part 10, and the moving part 11 is fixed on the cantilever beam 3, so that the relative movement of the moving part 11 relative to the sliding rail part 10 can be detected by utilizing the linear displacement sensor, and the closing-in riveting distance in the pressing process of the servo electric cylinder 4 is further obtained.
The cantilever beam 3 is provided with a slide hole 12, and the slide rail part 10 is in sliding fit in the slide hole 12. The movement of the slide rail portion 10 can be guided more effectively by the slide hole 12.
The slide hole 12 extends downward from above the cantilever beam 3 into the frame 2. The slide hole 12 is provided by the vertical frame 2, so that the slide rail part 10 can move up and down more conveniently.
The utility model has the advantages that:
this scheme can be in closing up and riveting and stabilize pressure pump 7, avoids pressure pump 7 to appear removing, leads to closing up and riveting inaccurately to utilize transition gear train 9 to set up linear displacement sensor, can avoid taking place to interfere with guide cylinder 8, more smooth to measuring the output removal distance of servo electric cylinder 4, the distance of the control closing up and riveting of more accuracy.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (8)
1. The self-positioning closing-in riveting device for the fuel pump is characterized by comprising a base (1), a tool lower die (6), a servo electric cylinder (4) and a tool upper die (5);
the upper surface of the base (1) is provided with a lower tool die (6), one side of an upper tool die (5) is provided with a frame (2), the upper end of the frame (2) is provided with a cantilever beam (3) corresponding to the lower tool die (6), the cantilever beam (3) is provided with a through hole downwards, the upper part of the cantilever beam (3) is provided with a servo electric cylinder (4), the output end of the servo electric cylinder (4) is penetrated downwards and is provided with the through hole, the lower end of the output end of the servo electric cylinder (4) is provided with the upper tool die (5), and the upper tool die (5) is arranged corresponding to the lower tool die (6);
the novel steel wire rope bending machine is characterized in that an annular limiting plate and a spring are arranged between the upper die (5) of the tool and the cantilever beam (3), the spring pushes the annular limiting plate to the upper die (5) of the tool, a guide cylinder (8) is arranged downwards on the annular limiting plate, the guide cylinder (8) is sleeved outside the upper die (5) of the tool, and the lower end of the guide cylinder (8) is located below the upper die (5) of the tool.
2. The self-positioning closing-in riveting device of a fuel pump of claim 1, wherein: the upper side wall of the guide cylinder (8) is provided with an air pressure balance hole.
3. The self-positioning closing-in riveting device of a fuel pump of claim 1, wherein: when the output end of the servo electric cylinder (4) is located at the upper extreme position, the lower end of the guide cylinder (8) is located above the lower tool die (6).
4. The self-positioning closing-in riveting device of a fuel pump of claim 1, wherein: a displacement sensor is arranged between the output end of the servo electric cylinder (4) and the cantilever beam (3).
5. The self-positioning closing-in riveting device of a fuel pump of claim 4, wherein: the displacement sensor adopts a linear displacement sensor.
6. The self-positioning closing-in riveting device of a fuel pump of claim 5, wherein: the output end of the servo electric cylinder (4) is a sliding rod, a first rack is arranged on the side wall of the sliding rod, a transition gear set (9) is arranged in the cantilever beam (3), and the transition gear set (9) is meshed with the rack;
the linear displacement sensor comprises a sliding rail part (10) and a moving part (11) which are matched with each other, the moving part (11) is fixed with the cantilever beam (3), the sliding rail part (10) is provided with a second rack, and the second rack is meshed with the gear.
7. The self-positioning closing-in riveting device of a fuel pump of claim 6, wherein: the cantilever beam (3) is provided with a sliding hole (12), and the sliding rail part (10) is in sliding fit in the sliding hole (12).
8. The self-positioning closing-in riveting device of a fuel pump of claim 7, wherein: the sliding hole (12) extends downwards into the frame (2) from the upper part of the cantilever beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973343.7U CN220574536U (en) | 2023-07-26 | 2023-07-26 | Self-positioning closing-up riveting device for fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973343.7U CN220574536U (en) | 2023-07-26 | 2023-07-26 | Self-positioning closing-up riveting device for fuel pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220574536U true CN220574536U (en) | 2024-03-12 |
Family
ID=90111740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321973343.7U Active CN220574536U (en) | 2023-07-26 | 2023-07-26 | Self-positioning closing-up riveting device for fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220574536U (en) |
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2023
- 2023-07-26 CN CN202321973343.7U patent/CN220574536U/en active Active
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