CN117655219A - Closing-in and tangential-point integrated tool of fuel pump - Google Patents
Closing-in and tangential-point integrated tool of fuel pump Download PDFInfo
- Publication number
- CN117655219A CN117655219A CN202311740939.7A CN202311740939A CN117655219A CN 117655219 A CN117655219 A CN 117655219A CN 202311740939 A CN202311740939 A CN 202311740939A CN 117655219 A CN117655219 A CN 117655219A
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- Prior art keywords
- tangential
- closing
- point
- base
- inner ring
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- 239000000446 fuel Substances 0.000 title claims abstract description 19
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007704 transition Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Automatic Assembly (AREA)
Abstract
The invention discloses a closing-in and tangential-point integrated tool of a fuel pump, which comprises the following components: the outer sleeve, locate the binding off base in the outer sleeve and locate the location slide in the binding off base, the binding off base is movable in the outer sleeve and is set up, the location slide is movable in the binding off base to the location slide can link mutually with the binding off base, the upper end of outer sleeve is equipped with the tangential point guide ring, the position that the periphery of binding off base corresponds the tangential point guide ring is equipped with a plurality of tangential point subassemblies, tangential point subassembly is including the drift that can with tangential point guide ring butt and can pass the binding off base, tangential point guide ring has the first inner ring with drift butt, the inside of outer sleeve is equipped with the second inner ring, the diameter of first inner ring is less than the diameter of second inner ring. The invention has reasonable structural design, can realize one tool to finish the operation of cutting point and closing in one time, has good innovation and practicality, and can greatly improve the production efficiency.
Description
Technical Field
The invention relates to the technical field of fuel pump processing devices, in particular to a closing-in and tangential-point integrated tool of a fuel pump.
Background
In the production process of the fuel pump, the closing-in and point-cutting procedures are required. In the prior art, the necking operation is usually performed through a necking tool, then the point cutting operation is performed through a point cutting tool, two tools are needed, and two working procedures are performed. Thus, the operation is inconvenient, the process is complex, and the production efficiency is low.
Disclosure of Invention
The invention overcomes the defects of the prior art, provides the closing-in and closing-in integrated tool for the fuel pump, has reasonable structural design, can realize one-step completion of the closing-in and closing-in operation of one tool, has good innovation and practicality, and can greatly improve the production efficiency.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a close-up tangential point integrated tooling for a fuel pump, comprising: the outer sleeve, locate the binding off base in the outer sleeve and locate the location slide in the binding off base, the binding off base is movable in the outer sleeve and is set up, the location slide is movable in the binding off base, and the location slide can link mutually with the binding off base, the upper end of outer sleeve is equipped with the tangential point guide ring, the position that the periphery of binding off base corresponds the tangential point guide ring is equipped with a plurality of tangential point subassemblies, the tangential point subassembly is including the drift that can with tangential point guide ring butt and can pass the binding off base, tangential point guide ring has the first inner ring with drift butt, the inside of outer sleeve is equipped with the second inner ring, the diameter of first inner ring is less than the diameter of second inner ring, the drift moves to the location slide side when drift and first inner ring butt, the drift breaks away from first inner ring and butt or is in the second inner ring, the drift moves to outer sleeve side, be provided with the binding off shaping limit in the binding off base.
Preferably, the tangential point assembly further comprises a tangential point positioning plate, the punch penetrates through the tangential point positioning plate, a positioning groove is formed in the closing-in base, the tangential point positioning plate is provided with a positioning portion inserted into the positioning groove, the punch comprises a tangential point portion and a guiding portion matched with the tangential point positioning plate, the end portion of the tangential point portion forms a sharp angle shape, and a through groove matched with the tangential point portion is formed in the closing-in base.
Preferably, a transition arc edge is formed between the first inner ring and the second inner ring, a first inclined surface, a transition surface and a second inclined surface are sequentially arranged on one side surface of the punch, facing the tangent point guide ring, from bottom to top, and the first inclined surface is inclined upwards, and the second inclined surface is inclined downwards.
Preferably, the tangential point guide ring and the outer sleeve are arranged in a split mode, the tangential point guide ring is covered on the outer sleeve, and the transition arc edge is formed on the tangential point guide ring.
Preferably, the tangential point guide ring is fixed or integrally provided with the outer jacket.
Preferably, through holes are formed in two sides of the positioning sliding seat, bolts are connected to the two through holes, the height of each through hole is higher than that of each bolt, a guide pillar is connected to each bolt, a guide block is arranged on the outer sleeve, a chute is arranged on each guide block, the chute is arranged in an outward inclined mode, the guide pillar is located in the chute, a hole for the bolts to move is formed in each guide block, and a through hole for the bolts to pass through is formed in the closing-in base.
Preferably, the positioning slide seat is also provided with a slide block, the closing-in base is correspondingly provided with a slide groove, and the slide block is in sliding fit with the slide groove.
Preferably, two opposite side parts of the outer sleeve are provided with mounting grooves for accommodating the guide blocks, the mounting grooves are arranged in an inverted T shape, and the guide blocks are matched with the mounting grooves in shape.
Preferably, the lower bottom surface of the positioning slide seat is provided with a spring abutting surface, a first reset spring is arranged between the positioning slide seat and the bottom surface of the outer sleeve, a plurality of spring accommodating grooves are formed in the lower end surface of the closing-in base, and a second reset spring abutting against the bottom surface of the outer sleeve is arranged in the spring accommodating grooves.
Preferably, the upper end of the closing-in base is provided with a lining, and the lining is provided with a positioning section arranged on the step surface at the upper end of the closing-in base.
The invention has the beneficial effects that:
the invention has reasonable structural design, can realize one tool to finish the operation of cutting point and closing in one time, has good innovation and practicality, and can greatly improve the production efficiency.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view showing the structure of a jacket according to an embodiment of the present invention;
FIG. 3 is a schematic view showing the structure of a tangential guide ring according to an embodiment of the present invention;
FIG. 4 is a schematic view showing the assembled structure of the jacket and the tangential point guide ring according to an embodiment of the present invention;
FIG. 5 is a schematic view of a structure of a closing-in base and tangential point assembly according to an embodiment of the invention;
FIG. 6 is a schematic view showing the structure of a locating plate reflecting tangential points according to an embodiment of the present invention;
FIG. 7 is a schematic view showing the structure of a punch according to an embodiment of the present invention;
FIG. 8 is a schematic diagram showing a structure of a closing-in base according to an embodiment of the present invention;
FIG. 9 is a second schematic structural view of a base reflecting a closing in according to an embodiment of the present invention;
FIG. 10 is a cross-sectional view of a reflective necking base in accordance with an embodiment of the present invention;
FIG. 11 is a schematic view showing the structure of a bushing according to an embodiment of the present invention;
FIG. 12 is a schematic view showing the structure of a positioning slide and a guide block according to an embodiment of the present invention;
fig. 13 is a schematic structural view of a positioning carriage according to an embodiment of the present invention.
In the figure: 1. a jacket; 11. a second inner ring; 12. a guide block; 13. a chute; 14. opening holes; 15. a mounting groove; 2. closing up the base; 21. closing up the molding edge; 22. a positioning groove; 23. a through groove; 24. perforating; 25. a chute; 26. a spring accommodating groove; 27. a step surface; 3. positioning a sliding seat; 31. a through hole; 32. a slide block; 33. a spring abutment surface; 4. a plug pin; 41. a guide post; 5. a tangential point guide ring; 51. a first inner ring; 52. a transitional arc edge; 6. a tangent point assembly; 61. a punch; 62. a tangential point positioning plate; 63. a positioning part; 64. a tangential point portion; 65. a guide part; 66. a first inclined surface; 67. a transition surface; 68. a second inclined surface; 7. a bushing; 71. and (5) positioning the section.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-13, a closing-in tangential point integrated tool for a fuel pump includes: the outer sleeve 1, a closing-in base 2 arranged in the outer sleeve 1 and a positioning sliding seat 3 arranged in the closing-in base 2, wherein the closing-in base 2 is movably arranged in the outer sleeve 1, the positioning sliding seat 3 is movably arranged in the closing-in base 2, the positioning sliding seat 3 can be linked with the closing-in base 2, a cutting point guide ring 5 is arranged at the upper end of the outer sleeve 1, a plurality of cutting point assemblies 6 are arranged at positions corresponding to the cutting point guide ring 5 on the periphery of the closing-in base 2, each cutting point assembly 6 comprises a punch 61 which can be abutted with the cutting point guide ring 5 and can pass through the closing-in base 2, each cutting point guide ring 5 is provided with a first inner ring 51 abutted with the punch 61, a second inner ring 11 is arranged in the outer sleeve 1, the diameter of the first inner ring 51 is smaller than the diameter of the second inner ring 11, when the punch 61 is abutted with the first inner ring 51, the punch 61 moves towards the positioning sliding seat 3, and when the punch 61 is separated from the first inner ring 51 and abutted or is positioned in the second inner ring 11, the punch 61 moves towards the side of the outer sleeve 1, and a closing-in forming edge 21 is arranged in the outer sleeve 2; the tangential point assembly 6 further comprises a tangential point positioning plate 62, the punch 61 is arranged through the tangential point positioning plate 62, the closing-in base 2 is provided with a positioning groove 22, the tangential point positioning plate 62 is provided with a positioning part 63 inserted into the positioning groove 22, the punch 61 comprises a tangential point part 64 and a guiding part 65 matched with the tangential point positioning plate 62, the end part of the tangential point part 64 forms a sharp angle shape, and the closing-in base 2 is provided with a through groove 23 matched with the tangential point part 64; a transition arc edge 52 is formed between the first inner ring 51 and the second inner ring 11, a first inclined surface 66, a transition surface 67 and a second inclined surface 68 are sequentially arranged on one side surface of the punch 61 facing the tangent point guide ring 5 from bottom to top, the first inclined surface 66 is inclined upwards, and the second inclined surface 68 is inclined downwards; the tangential point guide ring 5 is arranged separately from the outer sleeve 1, the tangential point guide ring 5 is covered on the outer sleeve 1, and the transition arc edge 52 is formed on the tangential point guide ring 5; the tangential guide ring 5 is fixed or integrally arranged with the outer sleeve 1; through holes 31 are formed in two sides of the positioning sliding seat 3, bolts 4 are connected in the two through holes 31, the height of each through hole 31 is higher than that of each bolt 4, a guide post 41 is connected to each bolt 4, a guide block 12 is arranged on the outer sleeve 1, a chute 13 is arranged on each guide block 12, the chute 13 is arranged in an outward inclined mode, the guide posts 41 are positioned in the chute 13, an opening 14 for the bolts 4 to move is further formed in each guide block 12, and a through hole 24 for the bolts 4 to pass through is formed in the closing-in base 2; the positioning slide seat 3 is also provided with a slide block 32, the closing-in base 2 is correspondingly provided with a slide groove 25, and the slide block 32 is in sliding fit with the slide groove 25; two opposite side parts of the outer sleeve 1 are provided with mounting grooves 15 for accommodating the guide blocks 12, the mounting grooves 15 are arranged in an inverted T shape, and the guide blocks 12 are matched with the mounting grooves 15 in shape; the lower bottom surface of the positioning slide seat 3 is provided with a spring abutting surface 33, a first reset spring is arranged between the positioning slide seat 3 and the bottom surface of the outer sleeve 1, a plurality of spring accommodating grooves 26 are formed in the lower end surface of the closing-in base 2, and a second reset spring abutting against the bottom surface of the outer sleeve 1 is arranged in the spring accommodating grooves 26; the upper end of the closing-in base 2 is provided with a lining 7, and the lining 7 is provided with a positioning section 71 which is arranged on the step surface 27 at the upper end of the closing-in base 2.
By adopting the above technical scheme, in the invention, the product to be formed is a cylindrical section, which is coated on a positioning piece and is inserted into the closing-in base 2, and specifically is positioned in a gap between the closing-in base 2 and the positioning slide seat 3. The specific action process of the tool is as follows: firstly, the positioning slide seat 3 moves downwards, the downwards moving distance of the positioning slide seat 3 is the height difference between the through hole 31 and the bolt 4 because the height of the through hole 31 is higher than that of the bolt 4, then the bolt 4 is driven to move along with the downwards moving of the positioning slide seat 3, and the positioning slide seat 3 moves downwards together with the closing-in base 2 because the bolt 4 passes through the through hole 24 and is positioned in the opening 14 and is matched with the chute 13 through the guide pillar 41. At this time, the punch 61 is pressed by the first inner ring 51 of the tangential guide ring 5 to perform tangential forming on the product, and as the closing-in base 2 continues to move down, the punch 61 is separated from the pressing of the first inner ring 51 and enters the second inner ring 11, and at this time, the punch 61 moves toward the tangential guide ring 5, and the tangential action is completed. Then, after the positioning slide base 3 moves downwards to the proper position, pressure is continuously applied to the product, and the product can be closed through the closing-in forming edge 21. Therefore, the operation of cutting point and closing up can be completed through one tool, and specifically, closing up is carried out on the annular cutting point. The transition arc edge 52 and the first inclined surface 66 and the second inclined surface 68 make the contact between the punch 61 and the first inner ring 51 or the second inner ring 11 smoother. The first reset spring and the second reset spring can provide reset force after downward movement for the positioning sliding seat 3 and the closing-in base 2. Therefore, through the structural arrangement of the invention, one tool can finish the operation of cutting point and closing up at one time, and the invention has good innovation and practicability and can greatly improve the production efficiency.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. Closing-in tangential point integrative frock of fuel pump, its characterized in that includes: the utility model discloses a punch head (61) which can be abutted with the tangential point guide ring (5) and can pass through the necking base (2), the necking base (2) is movably arranged in the jacket (1), the positioning slide seat (3) is movably arranged in the necking base (2), the positioning slide seat (3) can be linked with the necking base (2), a tangential point guide ring (5) is arranged at the upper end of the jacket (1), a plurality of tangential point assemblies (6) are arranged at the positions, corresponding to the tangential point guide ring (5), of the periphery of the necking base (2), of the tangential point assemblies (6), the tangential point guide ring (5) is provided with a first inner ring (51) which can be abutted with the punch head (61), a second inner ring (11) is arranged inside the jacket (1), the diameter of the first inner ring (51) is smaller than that of the second inner ring (11), when the punch head (61) is abutted with the first inner ring (51), the punch head (61) is positioned at the side of the first inner ring (51) and is separated from the first inner ring (61) to the side of the punch head (61) when the punch head (61) is abutted with the first inner ring (51) and moves to the punch head (61) to the side of the first inner ring (61) or the punch head (1), a closing-in forming edge (21) is arranged in the closing-in base (2).
2. The closing-in and tangential-point integrated tool of a fuel pump according to claim 1, wherein the tangential-point assembly (6) further comprises a tangential-point positioning plate (62), the punch (61) is arranged through the tangential-point positioning plate (62), the closing-in base (2) is provided with a positioning groove (22), the tangential-point positioning plate (62) is provided with a positioning part (63) inserted into the positioning groove (22), the punch (61) comprises a tangential point part (64) and a guiding part (65) matched with the tangential-point positioning plate (62), the end part of the tangential point part (64) forms a sharp corner shape, and the closing-in base (2) is provided with a through groove (23) matched with the tangential point part (64).
3. The closing-in and tangential-point integrated tool of a fuel pump according to claim 1 or 2, characterized in that a transitional arc edge (52) is formed between the first inner ring (51) and the second inner ring (11), a first inclined surface (66), a transitional surface (67) and a second inclined surface (68) are sequentially arranged on one side surface of the punch (61) facing the tangential-point guide ring (5) from bottom to top, the first inclined surface (66) is inclined upwards, and the second inclined surface (68) is inclined downwards.
4. A closing-in and tangential point integrated tool for a fuel pump according to claim 3, wherein the tangential point guide ring (5) is arranged separately from the outer sleeve (1), the tangential point guide ring (5) is covered on the outer sleeve (1), and the transitional arc edge (52) is formed on the tangential point guide ring (5).
5. A closing-in and tangential point integrated tool for a fuel pump according to claim 3, wherein the tangential point guide ring (5) is fixed to or integrally provided with the outer jacket (1).
6. The closing-in tangential point integrated tool of a fuel pump according to claim 1 or 2, characterized in that through holes (31) are formed in two sides of the positioning sliding seat (3), bolts (4) are connected in the two through holes (31), the height of each through hole (31) is higher than that of each bolt (4), a guide pillar (41) is connected to each bolt (4), a guide block (12) is arranged on the outer sleeve (1), a chute (13) is arranged on each guide block (12), the chute (13) is arranged in an outwards inclined mode, the guide pillar (41) is located in the chute (13), an opening (14) for the bolts (4) to move is further formed in each guide block (12), and a through hole (24) for the bolts (4) to pass through is formed in the closing-in base (2).
7. The fuel pump closing-in and tangent point integrated tool according to claim 6, wherein the positioning slide seat (3) is further provided with a sliding block (32), the closing-in base (2) is correspondingly provided with a sliding groove (25), and the sliding block (32) is in sliding fit with the sliding groove (25).
8. The fuel pump closing-in and tangent point integrated tool according to claim 6, wherein two opposite side parts of the outer sleeve (1) are provided with mounting grooves (15) for accommodating the guide blocks (12), the mounting grooves (15) are arranged in an inverted T shape, and the guide blocks (12) are matched with the mounting grooves (15) in shape.
9. The closing-in and tangential-point integrated tool of the fuel pump according to claim 1, wherein a spring abutting surface (33) is arranged on the lower bottom surface of the positioning sliding seat (3), a first reset spring is arranged between the positioning sliding seat (3) and the bottom surface of the outer sleeve (1), a plurality of spring accommodating grooves (26) are arranged on the lower end surface of the closing-in base (2), and a second reset spring abutting against the bottom surface of the outer sleeve (1) is arranged in the spring accommodating grooves (26).
10. The fuel pump closing-in and tangent point integrated tool according to claim 1 or 2, wherein a bushing (7) is arranged at the upper end of the closing-in base (2), and a positioning section (71) arranged on the step surface (27) at the upper end of the closing-in base (2) is arranged on the bushing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311740939.7A CN117655219A (en) | 2023-12-18 | 2023-12-18 | Closing-in and tangential-point integrated tool of fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311740939.7A CN117655219A (en) | 2023-12-18 | 2023-12-18 | Closing-in and tangential-point integrated tool of fuel pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117655219A true CN117655219A (en) | 2024-03-08 |
Family
ID=90078786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311740939.7A Pending CN117655219A (en) | 2023-12-18 | 2023-12-18 | Closing-in and tangential-point integrated tool of fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117655219A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202447514U (en) * | 2012-02-03 | 2012-09-26 | 汇润机电有限公司 | Tool for cutting and closing shell of electric fuel pump |
| CN106311925A (en) * | 2016-06-27 | 2017-01-11 | 七丰精工科技股份有限公司 | Self-locking nut three-point closing die |
| CN206509736U (en) * | 2017-03-02 | 2017-09-22 | 温州汇润机电有限公司 | A kind of ball pump rotation riveting point of contact frock |
| CN206677013U (en) * | 2017-03-02 | 2017-11-28 | 温州汇润机电有限公司 | A kind of closing in point of contact integrating device |
| CN111376048A (en) * | 2020-04-17 | 2020-07-07 | 温州汇润机电有限公司 | Automatic production line for assembling automobile fuel pump |
| KR20210115531A (en) * | 2020-03-13 | 2021-09-27 | 동아정밀(주) | Compression punch with insert replacement structure |
| CN214349056U (en) * | 2020-11-30 | 2021-10-08 | 北京首航科学技术开发有限公司 | Closing-in die |
| CN114029405A (en) * | 2021-11-10 | 2022-02-11 | 中国航发南方工业有限公司 | Thermal forming closing device |
-
2023
- 2023-12-18 CN CN202311740939.7A patent/CN117655219A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202447514U (en) * | 2012-02-03 | 2012-09-26 | 汇润机电有限公司 | Tool for cutting and closing shell of electric fuel pump |
| CN106311925A (en) * | 2016-06-27 | 2017-01-11 | 七丰精工科技股份有限公司 | Self-locking nut three-point closing die |
| CN206509736U (en) * | 2017-03-02 | 2017-09-22 | 温州汇润机电有限公司 | A kind of ball pump rotation riveting point of contact frock |
| CN206677013U (en) * | 2017-03-02 | 2017-11-28 | 温州汇润机电有限公司 | A kind of closing in point of contact integrating device |
| KR20210115531A (en) * | 2020-03-13 | 2021-09-27 | 동아정밀(주) | Compression punch with insert replacement structure |
| CN111376048A (en) * | 2020-04-17 | 2020-07-07 | 温州汇润机电有限公司 | Automatic production line for assembling automobile fuel pump |
| CN214349056U (en) * | 2020-11-30 | 2021-10-08 | 北京首航科学技术开发有限公司 | Closing-in die |
| CN114029405A (en) * | 2021-11-10 | 2022-02-11 | 中国航发南方工业有限公司 | Thermal forming closing device |
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