CN216827962U - Cold extrusion forming die for parts - Google Patents
Cold extrusion forming die for parts Download PDFInfo
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- CN216827962U CN216827962U CN202122457195.0U CN202122457195U CN216827962U CN 216827962 U CN216827962 U CN 216827962U CN 202122457195 U CN202122457195 U CN 202122457195U CN 216827962 U CN216827962 U CN 216827962U
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Abstract
The utility model discloses a cold extrusion forming die of spare part, including upper die base and die holder, die holder bottom fixedly connected with cold presses the platform, cold press platform bottom fixedly connected with supporting leg, supporting leg lateral wall fixedly connected with installation diaphragm, installation diaphragm top is connected with the extrusion pole through pushing away the material subassembly, first recess has been seted up at the die holder top, the second recess has been seted up to first recess inner chamber bottom. The utility model discloses, expanding spring gives the thrust of a spring of second board to promote the inside shaping part of second recess and third recess, reduce the part card inside the die holder, it is rotatory to utilize and to push away material subassembly and can make extrusion motor drive extrude the eccentric disc, makes eccentric slider take place the displacement in eccentric inslot portion, drives simultaneously and extrudes on the pole releases the die holder with fashioned part, makes very easily when taking out the part, improves machining efficiency.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a cold extrusion mould of spare part.
Background
The part is a part of machinery and consists of a plurality of parts assembled together, the cold extrusion is to place a metal blank in a cold extrusion die cavity, and at room temperature, a male die fixed on a press machine applies pressure to the blank to enable the metal blank to generate plastic deformation to prepare the part, and a forming die is a die prepared according to the shape and the structure of a real object in proportion.
Present partial forming die often needs the manual work to take out fashioned part after the cold extrusion of reality, and at cold extruded in-process, can make the card of part to a certain extent inside the mould, then leads to taking out the part very troublesome, reduces machining efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a cold extrusion forming die for parts.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a spare part cold extrusion forming die, includes upper die base and die holder, die holder bottom fixedly connected with cold presses the platform, cold press platform bottom fixedly connected with supporting leg, supporting leg lateral wall fixedly connected with installation diaphragm, installation diaphragm top is connected with the extrusion pole through pushing away material subassembly, first recess has been seted up at the die holder top, the second recess has been seted up to first recess inner chamber bottom, the third recess has been seted up to second recess inner chamber bottom, connecting groove has been seted up to first recess inner chamber bottom, the inside extrusion subassembly that is provided with of connecting groove, cold press platform top fixedly connected with extension board of colding pressing, extension board top fixedly connected with of colding pressing diaphragm, the extension board bottom of colding pressing is through extrusion subassembly and upper die base fixed connection.
As a further description of the above technical solution:
the material pushing assembly comprises an extrusion motor fixedly connected with the top of the installation transverse plate, an extrusion rotating rod is fixedly connected with the output end of the extrusion motor, an extrusion eccentric disc is fixedly connected with the tail end of the extrusion rotating rod, an eccentric groove is formed in the outer side wall of the extrusion eccentric disc, an eccentric sliding block is slidably connected inside the eccentric groove, the outer side wall of the eccentric sliding block is rotatably connected with the extrusion rod, an L-shaped plate is fixedly connected with the bottom of the cold pressing table, the outer side wall of the extrusion rod is movably sleeved with the L-shaped plate, and the end part, away from the L-shaped plate, of the extrusion rod penetrates through the cold pressing table and the lower die holder and extends into a third groove.
As a further description of the above technical solution:
the extrusion assembly comprises a first plate fixedly connected with the bottom of the second groove inner cavity, a sliding groove is formed in the top of the first plate, a second plate is slidably connected inside the sliding groove, one end of the second plate is fixedly connected with an extrusion spring, the bottom of the extrusion spring is fixedly connected with the bottom of the first plate inner cavity, the other end of the second plate is fixedly connected with an ejection plate, the bottom of the ejection plate is fixedly connected with an expansion spring, and the bottom of the expansion spring is fixedly connected with the bottom of the second groove inner cavity.
As a further description of the above technical solution:
the extrusion assembly comprises an extrusion cylinder fixedly connected with the cold-pressed transverse plate, a piston end of the extrusion cylinder is fixedly connected with a stabilizing plate, and the bottom of the stabilizing plate is fixedly connected with the upper die base.
As a further description of the above technical solution:
the outer side wall of the cold pressing support plate is movably sleeved with an extrusion sleeve block, the outer side wall of the extrusion sleeve block is fixedly connected with a bearing plate, and the tail end of the bearing plate is fixedly connected with the upper die base.
As a further description of the above technical solution:
the die comprises an upper die base and a lower die base, and is characterized in that a first convex plate is fixedly connected to the bottom of the upper die base, a second convex plate is fixedly connected to the bottom of the first convex plate, and a third convex plate is fixedly connected to the bottom of the second convex plate.
The utility model discloses following beneficial effect has:
through pushing away the material subassembly, extrude between subassembly and the extrusion subassembly, utilize the extrusion subassembly can make upper die base and die holder gomphosis, so that carry out cold extrusion moulding to the part, utilize the extrusion subassembly to make the punching press after extrude the spring and give the thrust of a bounce-back of pop-up plate, and the expanding spring gives the thrust of a spring of second board, so that promote the inside shaping part of second recess and third recess, it is inside the die holder to reduce the part card, it can make extrusion motor drive extrude the eccentric disc rotatory to utilize the material subassembly that pushes away, make eccentric slider take place the displacement in eccentric inslot portion, it pushes out on the die holder with fashioned part to drive extrusion pole simultaneously, it is very easy when making to take out the part, and the machining efficiency is improved.
Drawings
Fig. 1 is a schematic view of an overall structure of a cold extrusion forming mold for parts according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of an eccentric extrusion disc of the cold extrusion molding mold for parts according to the present invention;
fig. 4 is a schematic view of a cross-sectional structure of a lower die holder of a cold extrusion molding die for parts according to the present invention;
fig. 5 is an enlarged schematic view of the structure at B in fig. 4.
Illustration of the drawings:
1. an upper die holder; 2. a lower die holder; 3. a cold pressing station; 4. cold pressing the support plate; 5. supporting legs; 6. installing a transverse plate; 7. an extrusion motor; 8. an extrusion stem; 9. extruding an eccentric disc; 10. an eccentric groove; 11. an eccentric slider; 12. extruding a rotating rod; 13. an L-shaped plate; 14. a first groove; 15. a second groove; 16. a third groove; 17. a first plate; 18. a second plate; 19. extruding a spring; 20. ejecting the plate; 21. a tension spring; 22. cold pressing the transverse plate; 23. an extrusion cylinder; 24. a stabilizing plate; 25. extruding a sleeve block; 26. a bearing plate; 27. a first convex plate; 28. a second flange; 29. and a third convex plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the utility model provides a part cold extrusion forming die, which comprises an upper die holder 1 and a lower die holder 2, the bottom of the lower die holder 2 is fixedly connected with a cold pressing platform 3, the bottom of the cold pressing platform 3 is fixedly connected with a supporting leg 5, the outer side wall of the supporting leg 5 is fixedly connected with a mounting transverse plate 6, the top of the mounting transverse plate 6 is connected with an extrusion rod 8 through a material pushing component, the material pushing component plays a role of pushing material, referring to fig. 1, the material pushing component comprises an extrusion motor 7 fixedly connected with the top of the mounting transverse plate 6, the output end of the extrusion motor 7 is fixedly connected with an extrusion rotating rod 12, the end of the extrusion rotating rod 12 is fixedly connected with an extrusion eccentric disc 9, the outer side wall of the extrusion eccentric disc 9 is provided with an eccentric groove 10, the inside of the eccentric groove 10 is slidably connected with an eccentric slide block 11, the outer side wall of the eccentric block 11 is rotatably connected with the extrusion rod 8, the bottom of the cold pressing platform 3 is fixedly connected with an L-shaped plate 13, the outer side wall of the extrusion rod 8 is movably sleeved with the L-shaped plate 13, the end part of the extrusion rod 8, far away from the L-shaped plate 13, penetrates through the cold pressing table 3 and the lower die holder 2 and extends to the inside of the third groove 16, and the extrusion rod 8 is matched with the extrusion motor 7 so as to drive the eccentric disc to rotate.
The top of the lower die holder 2 is provided with a first groove 14, the bottom of the inner cavity of the first groove 14 is provided with a second groove 15, the bottom of the inner cavity of the second groove 15 is provided with a third groove 16, the bottom of the inner cavity of the first groove 14 is provided with a connecting groove, an extrusion assembly is arranged in the connecting groove, referring to fig. 5, the extrusion assembly comprises a first plate 17 fixedly connected with the bottom of the inner cavity of the connecting groove, the top of the first plate 17 is provided with a sliding groove, the inside of the sliding groove is slidably connected with a second plate 18, one end of the second plate 18 is fixedly connected with an extrusion spring 19, the bottom of the extrusion spring 19 is fixedly connected with the bottom of the inner cavity of the first plate 17, the other end of the second plate 18 is fixedly connected with an ejection plate 20, the bottom of the ejection plate 20 is fixedly connected with a telescopic spring 21, the bottom of the telescopic spring 21 is fixedly connected with the bottom of the inner cavity of the second groove 15, the first plate 17, the extrusion spring 19 and the second plate 18 cooperate to push the stamped part.
The cold pressing table 3 is fixedly connected with on top to coldly press extension board 4, and the extension board 4 is fixedly connected with on top to coldly press diaphragm 22, and the extension board 22 bottom of colding pressing is through extrusion subassembly and 1 fixed connection of upper die base, refer to fig. 1, and the extrusion subassembly includes the extrusion cylinder 23 with cold pressing diaphragm 22 fixed connection, extrudes cylinder 23 piston end fixedly connected with stabilizing plate 24, and stabilizing plate 24 bottom and 1 fixed connection of upper die base play the effect of promoting upper die base 1 through extruding cylinder 23.
Referring to fig. 1, the outer side wall of the cold pressing support plate 4 is movably sleeved with an extrusion sleeve block 25, the outer side wall of the extrusion sleeve block 25 is fixedly connected with a bearing plate 26, the tail end of the bearing plate 26 is fixedly connected with the upper die base 1, and the extrusion sleeve block 25 is matched with the bearing plate 26 so as to enable the upper die base 1 to be more stable in the moving process.
Referring to fig. 1, a first convex plate 27 is fixedly connected to the bottom of the upper die holder 1, a second convex plate 28 is fixedly connected to the bottom of the first convex plate 27, and a third convex plate 29 is fixedly connected to the bottom of the second convex plate 28, and the first convex plate 27, the second convex plate 28 and the third convex plate 29 are used for cold extrusion in an embedded manner with the first groove 14, the second groove 15 and the third groove 16.
The working principle is as follows: during the use, will need the part of cold extrusion to put into first recess 14 inside earlier, start extrusion cylinder 23 after that, promote upper die base 1 downstream through extrusion cylinder 23, upper die base 1 and the contact of die holder 2, third flange 29 carries out cold extrusion to third recess 16 to the part simultaneously, second flange 28 carries out cold extrusion to the part to second recess 15, and ejection plate 20 receives the extrusion force downstream, second plate 18 contracts to inside the sliding tray simultaneously, and first plate 17 fixes cold extrusion through the gomphosis with first recess 14 to the part.
After cold extrusion, the upper die holder 1 drives the upper die holder 1 to return to the original position through the extrusion cylinder 23, the extrusion spring 19 on the ejection plate 20 provides a rebounding thrust, and the expansion spring 21 on the second plate 18 provides a rebounding thrust for the second plate 18, so that a stamped part moves upwards, the part is prevented from being clamped inside the second groove 15 and the third groove 16 in the stamping process, the extrusion motor 7 is started, the extrusion rotating rod 12 and the extrusion eccentric disc 9 are driven to rotate through the extrusion motor 7, the eccentric slide block 11 inside the eccentric groove 10 rotates along with the extrusion eccentric disc 9, the eccentric slide block 11 moves along the eccentric groove 10, the extrusion rod 8 is pushed to move up and down by the deflection force of the eccentric slide block 11, the extrusion rod 8 moves in the direction guided by the L-shaped plate 13, and then the extrusion rod 8 pushes the part inside the third groove 16, so that the parts are discharged through the second groove 15 and the first groove 14, and the discharging effect is ensured.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a cold extrusion forming die of spare part, includes upper die base (1) and die holder (2), its characterized in that: the bottom of the lower die holder (2) is fixedly connected with a cold pressing platform (3), the bottom of the cold pressing platform (3) is fixedly connected with supporting legs (5), the outer side wall of the supporting leg (5) is fixedly connected with a mounting transverse plate (6), the top of the mounting transverse plate (6) is connected with an extrusion rod (8) through a material pushing assembly, the top of the lower die holder (2) is provided with a first groove (14), the bottom of the inner cavity of the first groove (14) is provided with a second groove (15), a third groove (16) is arranged at the bottom of the inner cavity of the second groove (15), a connecting groove is arranged at the bottom of the inner cavity of the first groove (14), an extrusion component is arranged in the connecting groove, a cold pressing support plate (4) is fixedly connected to the top of the cold pressing platform (3), the die is characterized in that the cold pressing transverse plate (22) is fixedly connected to the top of the cold pressing support plate (4), and the bottom of the cold pressing transverse plate (22) is fixedly connected with the upper die base (1) through an extrusion assembly.
2. A cold extrusion molding die for a part as set forth in claim 1, wherein: the material pushing assembly comprises an extrusion motor (7) fixedly connected with the top of the installation transverse plate (6), an extrusion rotating rod (12) is fixedly connected with the output end of the extrusion motor (7), an extrusion eccentric disc (9) is fixedly connected with the tail end of the extrusion rotating rod (12), an eccentric groove (10) is formed in the outer side wall of the extrusion eccentric disc (9), an eccentric sliding block (11) is connected inside the eccentric groove (10) in a sliding mode, the outer side wall of the eccentric sliding block (11) is rotatably connected with the extrusion rod (8), an L-shaped plate (13) is fixedly connected with the bottom of the cold pressing table (3), the outer side wall of the extrusion rod (8) is movably sleeved with the L-shaped plate (13), and the end portion, far away from the L-shaped plate (13), of the extrusion rod (8) penetrates through the cold pressing table (3) and the lower die holder (2) and extends to the inside of a third groove (16).
3. A cold extrusion molding die for a part as set forth in claim 1, wherein: the extrusion assembly comprises a first plate (17) fixedly connected with the bottom of an inner cavity of the connecting groove, a sliding groove is formed in the top of the first plate (17), a second plate (18) is connected to the inside of the sliding groove in a sliding mode, one end of the second plate (18) is fixedly connected with an extrusion spring (19), the bottom of the extrusion spring (19) is fixedly connected with the bottom of the inner cavity of the first plate (17), the other end of the second plate (18) is fixedly connected with an ejection plate (20), the bottom of the ejection plate (20) is fixedly connected with an expansion spring (21), and the bottom of the expansion spring (21) is fixedly connected with the bottom of the inner cavity of the second groove (15).
4. A cold extrusion molding die for a part as set forth in claim 1, wherein: the extrusion assembly comprises an extrusion cylinder (23) fixedly connected with the cold-pressing transverse plate (22), a piston end of the extrusion cylinder (23) is fixedly connected with a stabilizing plate (24), and the bottom of the stabilizing plate (24) is fixedly connected with the upper die base (1).
5. A cold extrusion molding die for a part as set forth in claim 1, wherein: the extrusion sleeve block (25) is movably sleeved on the outer side wall of the cold pressing support plate (4), the outer side wall of the extrusion sleeve block (25) is fixedly connected with a bearing plate (26), and the tail end of the bearing plate (26) is fixedly connected with the upper die base (1).
6. A cold extrusion molding die for a part as set forth in claim 1, wherein: the die comprises an upper die base (1), and is characterized in that a first convex plate (27) is fixedly connected to the bottom of the upper die base (1), a second convex plate (28) is fixedly connected to the bottom of the first convex plate (27), and a third convex plate (29) is fixedly connected to the bottom of the second convex plate (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122457195.0U CN216827962U (en) | 2021-10-12 | 2021-10-12 | Cold extrusion forming die for parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122457195.0U CN216827962U (en) | 2021-10-12 | 2021-10-12 | Cold extrusion forming die for parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216827962U true CN216827962U (en) | 2022-06-28 |
Family
ID=82099984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122457195.0U Active CN216827962U (en) | 2021-10-12 | 2021-10-12 | Cold extrusion forming die for parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216827962U (en) |
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2021
- 2021-10-12 CN CN202122457195.0U patent/CN216827962U/en active Active
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