CN212397767U - Forming die of pipe fitting inner convex hull - Google Patents
Forming die of pipe fitting inner convex hull Download PDFInfo
- Publication number
- CN212397767U CN212397767U CN202020549925.2U CN202020549925U CN212397767U CN 212397767 U CN212397767 U CN 212397767U CN 202020549925 U CN202020549925 U CN 202020549925U CN 212397767 U CN212397767 U CN 212397767U
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- die
- pipe fitting
- base
- convex hull
- cavity
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- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 238000004080 punching Methods 0.000 claims abstract description 13
- 230000003028 elevating effect Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
A forming die for an inner convex hull of a pipe fitting comprises a base, wherein a lower cavity is arranged at the upper part of the base, a groove is formed in the bottom of the lower cavity, an upper die is slidably arranged on the left side of the base and is provided with a compression spring, a first extrusion surface is processed on the left side of the upper die, a first inclined surface is processed on the right side of the upper die, the lower die and the upper die are in a sliding structure and are provided with a first gas spring, the upper surface of the lower die is a second inclined surface, a die punching cavity is formed in the right end of the lower die, and a convex hull punching head is arranged; the lifting platform is positioned above the base, a wedge and a second gas spring are arranged at the lower part of the lifting platform, a pressing die is arranged at the lower part of the second gas spring, and an upper chamber is arranged at the lower part of the pressing die; the elevating platform down, the drive moulding-die compresses tightly the pipe fitting, and inside the drive composite mold got into the pipe fitting, it made the convex closure drift shape convex closure on the pipe fitting to go up the mould for the lower mould motion, and the device realized the location and the convex closure shaping of pipe fitting by the motion of an elevating platform, compact structure, processing is high-efficient.
Description
Technical Field
The utility model relates to a forming die of pipe fitting inner convex hull.
Background
In the chassis part of the car, in order to realize many functions such as ventilating, oil-through, drainage, exhaust, etc., the pipe fittings are an indispensable part, and the pipe fittings is in order to realize its function, there is a structure of a convex closure in its structural at least one end to exist, there can be 2, 3, 4 or more convex closures that need, the shaping of the convex closure is realized through punching generally, need realize the location of the pipe fittings first on the stamping equipment, then stamp and get the convex closure linking with pipe fittings by the punch of the convex closure, in the existing stamping equipment, location and punching are finished by the independent actuating mechanism, the structure is complicated, the working efficiency is not high; in the device, the upper pressing block and the lower supporting table only realize the positioning of the pipe, and the forming mechanism consisting of the sliding track, the lifting cylinder, the telescopic piece, the connecting plate and the protruding piece realizes the forming of the convex hull, so the device has a complex structure and needs to consume a large amount of time in the forming process; the invention patent with application number 201610296582.1 discloses a T-shaped inclined groove type convex hull forming mechanism, in the device, the positioning of a pipe fitting is realized by a die core shaft, an upper die plate and a lower cushion block, the forming of a convex hull is realized by driving a convex hull punch to move by a cylinder through an inclined groove push rod, the positioning mechanism and the forming mechanism are mutually independent, and the working efficiency of the device is to be improved.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides a forming die of convex closure in pipe fitting.
In order to achieve the above object, the utility model provides a forming die of convex closure in pipe fitting, include
The upper part of the base is provided with a lower cavity for accommodating a pipe fitting, and the bottom of the lower cavity is provided with a groove;
the combined die comprises an upper die and a lower die, wherein the upper die is slidably arranged on the left side of the base and is provided with a compression spring, a first extrusion surface is processed on the left side of the upper die, a first inclined surface is processed on the right side of the upper die, a horizontal chute is arranged on the left side of the first inclined surface of the upper die, a T-shaped block is fixed on the upper portion of the lower die and is clamped in the chute of the upper die, a first gas spring is connected between the lower die and the upper die, the lower die is provided with a second inclined surface matched with the first inclined surface, a die cavity is formed in the right end of the lower die, and a convex packet punch is arranged in the die cavity and is provided with a return spring;
the lifting platform is positioned above the base, a wedge and a second gas spring are arranged at the lower part of the lifting platform, a second extrusion surface matched with the first extrusion surface is processed on the wedge, a pressing die is arranged at the lower part of the second gas spring, and an upper chamber for accommodating a pipe fitting is arranged at the lower part of the pressing die;
the elevating platform down, the drive moulding-die compresses tightly the pipe fitting, and inside the drive composite mold got into the pipe fitting, it made the convex closure drift shape convex closure on the pipe fitting to go up the mould for the lower mould motion, and the device has realized the location of pipe fitting and the shaping of convex closure by the motion of an elevating platform, compact structure, and processing is high-efficient.
Preferably, the upper part of the die cavity is provided with a cover plate, the upper end of the convex hull punch is a ball part, and the lower end of the convex hull punch is a stamping part;
in above-mentioned technical scheme, the apron makes things convenient for the assembly of convex closure drift, and the ball portion is convenient for go up the mould and produces the extrusion to the convex closure drift, and punching press portion is used for the stamping forming of convex closure.
Preferably, when the lifting platform is in a high position, the combined die is withdrawn to the left side of the base;
in above-mentioned technical scheme, the assembling die withdraws from and makes things convenient for the manual work to place the pipe fitting in the lower cavity on the base.
Preferably, the number of the second gas springs is four, and the four second gas springs correspond to four end angle positions of the base;
in the technical scheme, the pipe fittings are more uniformly stressed and more accurately positioned under the action of the plurality of gas springs.
Preferably, the upper chamber and the lower chamber are in a semi-enclosed structure, and the upper chamber and the lower chamber jointly form an accommodating chamber enclosing a pipe fitting;
in the technical scheme, after the pipe fitting is positioned, the pressing die is in rigid contact with the base, so that the situation that the lifting platform continues to move downwards is avoided, the surface of the pipe fitting bears overlarge pressure, and when the pipe fitting is placed on the right side, the pipe fitting can be adjusted to the left through the extrusion effect of the upper cavity and the lower cavity.
The utility model discloses beneficial effect for prior art does: the existing device for forming the convex hull of the pipe fitting is independent of the positioning mechanism and the forming mechanism and has different power sources, the device adopts the movement of a lifting platform to realize the forming of the convex hull in the pipe fitting, the structure is compact, the design is reasonable, the working efficiency is improved, and the pipe fitting is accurately positioned.
Drawings
Fig. 1 is a front view of a forming mold for an inner convex hull of a pipe fitting according to the present invention;
FIGS. 2 to 4 are schematic views illustrating the operation of the apparatus;
fig. 5 is an enlarged view of the position a in fig. 4.
In the figure: 1. a lifting platform; 2. a wedge; 21. a second extrusion surface; 3. an upper die; 31. a first extrusion surface; 32. a chute; 33. a first inclined plane; 4. pressing a spring; 5. a first gas spring; 6. a lower die; 61. a second inclined plane; 62. punching a die cavity; 7. a T-shaped block; 8. a return spring; 9. a convex hull punch; 91. a ball portion; 92. a punching part; 10. a cover plate; 11. a base; 111. a groove; 12. a pipe fitting; 13. pressing the die; 14. a second gas spring.
Detailed Description
As shown in fig. 1, a forming mold for a pipe fitting inner convex hull according to an embodiment of the present invention includes a base 11, a lower chamber for accommodating a pipe fitting 12 is disposed on an upper portion of the base 11, and a groove 111 is formed at a bottom of the lower chamber; the combined die comprises an upper die 3 and a lower die 6, wherein the upper die 3 is slidably arranged on the left side of a base 11 and is provided with a compression spring 4, a first extrusion surface 31 is processed on the left side of the upper die 3, a first inclined surface 33 is processed on the right side of the upper die 3, a horizontal chute 32 is arranged on the left side of the first inclined surface 33 of the upper die 3, a T-shaped block 7 is fixed on the upper part of the lower die 6, the T-shaped block 7 is clamped in the chute 32 of the upper die 3, so that the lower die 6 and the upper die 3 form a stable sliding structure, a first air spring 5 is connected between the lower die 6 and the upper die 3, the lower die 6 is provided with a second inclined surface 61 matched with the first inclined surface 33, the right end of the lower die 6 is provided with a die punching cavity 62, a convex hull punching head 9 is arranged in the die cavity 62 and is; the lifting platform 1 is positioned above the base 11, the lower part of the lifting platform 1 is provided with a wedge 2 and a second gas spring 14, the wedge 2 is processed with a second extrusion surface 21 matched with the first extrusion surface 31, the lower part of the second gas spring 14 is provided with a pressing die 13, and the lower part of the pressing die 13 is provided with an upper chamber for accommodating the pipe fitting 12; the upper part of the die cavity 62 is provided with a cover plate 10, the upper end of the convex hull punch head 9 is a ball part 91, and the lower end of the convex hull punch head 9 is a punching part 92; when the lifting platform 1 is in a high position, the combined die is withdrawn to the left side of the base 11, so that the pipe fitting 12 can be conveniently placed in the lower chamber of the base 11 manually; four second gas springs 14 are arranged and correspond to the four end corners of the base 11, so that the acting force of the pressing die 13 on the pipe 12 is uniform; the upper cavity and the lower cavity are both in a semi-surrounding structure, and the upper cavity and the lower cavity jointly form a containing chamber surrounding the pipe fitting 12, so that the pipe fitting 12 is accurately positioned.
The existing device for forming the convex hull of the pipe fitting is independent of the positioning mechanism and the forming mechanism and has different power sources, the device adopts the movement of a lifting platform to realize the forming of the convex hull in the pipe fitting, the structure is compact, the design is reasonable, the working efficiency is improved, and the pipe fitting is accurately positioned.
When in specific use, the utility model is described with the attached drawings for the convenience of understanding;
referring to fig. 1, the lifting platform is in a high position, the pipe fitting is manually placed in the lower cavity above the base, the pipe fitting has a certain inclination, and the pipe fitting is placed at the approximate position of the lower cavity;
referring to fig. 2, the lifting platform moves downwards, the pressing die contacts with the base, the upper chamber and the lower chamber form an accommodating chamber which completely surrounds the pipe fitting, if the pipe fitting is placed to the right, the pressing die and the base press the pipe fitting to move to the left to adjust the position, and meanwhile, the pressing die and the base are in rigid contact, so that the direct stress of the pipe fitting is avoided, and the product is protected;
referring to fig. 3, when the lifting platform moves downwards, the second gas spring contracts, the wedge and the upper die generate extrusion action from the second extrusion surface 21 and the first extrusion surface 31, and the upper die and the lower die synchronously enter the pipe fitting;
referring to fig. 4, the lower die abuts against the left wall surface of the base, the movement of the lower die stops, at this time, the position of the die cavity 62 is aligned with the groove 111, the lifting platform continues to move downwards, the first gas spring 5 contracts, the upper die moves towards the right relative to the lower die, referring to fig. 5, the action of the first inclined surface 33 and the second inclined surface 61 causes the convex hull punch 9 to overcome the elastic force of the return spring 8 to move downwards, and the action of the stamping part 92 and the groove 111 forms a convex hull;
and then, the lifting platform returns to the high position, the compression spring enables the combined die to return to the left side, the reset spring enables the convex hull punch to return to the punching die cavity 62, and the formed pipe fitting is taken out.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a forming die of convex closure in pipe fitting which characterized in that: comprises that
The pipe fitting sealing device comprises a base (11), wherein a lower chamber for accommodating a pipe fitting (12) is arranged at the upper part of the base (11), and a groove (111) is formed in the bottom of the lower chamber;
the combined die consists of an upper die (3) and a lower die (6), the upper die (3) is slidably arranged on the left side of the base (11) and is provided with a compression spring (4), a first extrusion surface (31) is processed on the left side of the upper die (3), a first inclined surface (33) is processed on the right side of the upper die (3), a horizontal sliding groove (32) is formed in the left side of the first inclined surface (33) of the upper die (3), a T-shaped block (7) is fixed to the upper portion of the lower die (6), the T-shaped block (7) is embedded in the sliding groove (32) of the upper die (3), and a first air spring (5) is connected between the lower die (6) and the upper die (3), the lower die (6) is provided with a second inclined surface (61) matched with the first inclined surface (33), a punching die cavity (62) is formed at the right end of the lower die (6), and a convex hull punch (9) is arranged in the punching die cavity (62) and is provided with a return spring (8);
elevating platform (1), elevating platform (1) is located base (11) top, elevating platform (1) lower part is equipped with slide wedge (2) and second air spring (14), processing have on slide wedge (2) with second extrusion face (21) that first extrusion face (31) match, second air spring (14) lower part is equipped with moulding-die (13), moulding-die (13) lower part is equipped with the upper chamber that holds pipe fitting (12).
2. The forming die for the inner convex hull of the pipe fitting according to claim 1, wherein: the upper part of the die cavity (62) is provided with a cover plate (10), the upper end of the convex hull punch head (9) is provided with a ball part (91), and the lower end of the convex hull punch head (9) is provided with a stamping part (92).
3. The forming die for the inner convex hull of the pipe fitting according to claim 1, wherein: when the lifting platform (1) is at a high position, the combined die is withdrawn to the left side of the base (11).
4. The forming die for the inner convex hull of the pipe fitting according to claim 1, wherein: the number of the second gas springs (14) is four, and the four second gas springs correspond to the four end angle positions of the base (11).
5. The forming die for the inner convex hull of the pipe fitting according to claim 1, wherein: the upper cavity and the lower cavity are both in a semi-surrounding structure, and the upper cavity and the lower cavity jointly form a containing chamber surrounding the pipe fitting (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549925.2U CN212397767U (en) | 2020-04-14 | 2020-04-14 | Forming die of pipe fitting inner convex hull |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549925.2U CN212397767U (en) | 2020-04-14 | 2020-04-14 | Forming die of pipe fitting inner convex hull |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212397767U true CN212397767U (en) | 2021-01-26 |
Family
ID=74369312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020549925.2U Expired - Fee Related CN212397767U (en) | 2020-04-14 | 2020-04-14 | Forming die of pipe fitting inner convex hull |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212397767U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472656A (en) * | 2021-12-31 | 2022-05-13 | 广州敏实汽车零部件有限公司 | Forming die for inward convex circular tube |
| CN114589238A (en) * | 2022-04-01 | 2022-06-07 | 轩梦苛 | High-precision automobile metal plate stamping die device and application method thereof |
-
2020
- 2020-04-14 CN CN202020549925.2U patent/CN212397767U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472656A (en) * | 2021-12-31 | 2022-05-13 | 广州敏实汽车零部件有限公司 | Forming die for inward convex circular tube |
| CN114589238A (en) * | 2022-04-01 | 2022-06-07 | 轩梦苛 | High-precision automobile metal plate stamping die device and application method thereof |
| CN114589238B (en) * | 2022-04-01 | 2023-12-05 | 昆山信杰汽车部件有限公司 | High-precision automobile sheet metal stamping die device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210126 |