CN213944760U - A mold processing group for compound cold extrusion of car spring supporting seat - Google Patents
A mold processing group for compound cold extrusion of car spring supporting seat Download PDFInfo
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- CN213944760U CN213944760U CN202022611992.5U CN202022611992U CN213944760U CN 213944760 U CN213944760 U CN 213944760U CN 202022611992 U CN202022611992 U CN 202022611992U CN 213944760 U CN213944760 U CN 213944760U
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Abstract
The utility model relates to a processing die set for composite cold extrusion molding of an automobile spring supporting seat, which is used for cold heading molding by a five-die molding die connected by cold heading equipment; performing a flange, a rod part and an inner hole of the spring seat, directly forming a high-precision taper hole in a straight hole of the spring seat through a five-die forming die, and forming an inclined plane on the flange; the five-die forming die comprises a preliminary punching die structure, a lead hole punching die structure, an inner hole preforming die structure, an inner hole deepening forming die structure, an inner hole waste punching die structure and a trimming die structure; have following advantage and positive effect, the utility model discloses direct increase cold extrusion forming technology after the cold-heading shaping is to the control of product precision, the taper hole that forms like this can be by mould direct forming, need not to cut the material again to practiced thrift the material, and processed by the mode that adopts one shot forming, improved the efficiency of production greatly, and make the product more stable, improved the quality of product.
Description
Technical Field
The utility model relates to a manufacturing technical field of spring supporting seat relates to a compound cold extrusion's mold processing group for car spring supporting seat.
Background
At present, in the traditional automobile industry, a high-precision spring seat needs to be machined or produced by a combined process of cold heading and machining. The existing common manufacturing process comprises the following steps of firstly shearing materials, then cold heading forming (forming a rod part and a flange), and then cutting and turning the taper of an inner hole and the plane of the flange. The entire manufacturing process generates a large amount of scrap material when cutting the bore taper and flange plane, thereby resulting in material waste and increased costs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a compound cold extrusion's mold processing group is provided for car spring supporting seat makes the material can not cause the waste.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a compound cold extrusion's mold processing group for car spring supporting seat which characterized in that: performing cold heading forming by using a five-die forming die connected with cold heading equipment; performing a flange, a rod part and an inner hole of the spring seat, directly forming a high-precision taper hole in a straight hole of the spring seat through a five-die forming die, and forming an inclined plane on the flange;
the five-die forming die comprises a preliminary punching die structure, a lead hole punching die structure, an inner hole preforming die structure, an inner hole deepening forming die structure, an inner hole waste punching die structure and a trimming die structure;
the primary punching die structure comprises a primary punch head, a primary punching die holder and a primary top die column, wherein a primary die lock sleeve and a primary forming block arranged in the primary punching die holder at the upper part of the primary die lock sleeve are arranged in the primary punching die holder, a concave flat bottom groove is arranged in the primary forming block, the punching head end of the primary punch head is a flat opening, the top end of the primary top die column is a flat opening, and a primary top die column through groove matched with the primary top die column in shape is arranged in the middle of the primary die lock sleeve and the primary forming block;
the hole-guiding punching die structure comprises: the hole guiding punch comprises a hole guiding punch, a hole guiding die holder and a hole guiding die column, wherein a hole guiding lock sleeve and a hole guiding forming block are arranged in the hole guiding die holder, a hole guiding end punching body is arranged at the punching end of the hole guiding punch, the top end of the hole guiding die column is a flat end, and a hole guiding die column through groove matched with the hole guiding die column in shape is formed in the middle of the hole guiding lock sleeve and the hole guiding forming block.
Hole preforming mould structure include hole preforming drift, hole preforming die holder, hole preforming die post, hole preforming die holder in be provided with hole preforming lock sleeve and hole preforming shaping piece, the punishment in advance end of hole preforming drift be equipped with hole preforming and dash the platform, the back-up end of hole preforming die post be equipped with hole preforming back-up platform, the middle part of hole preforming lock sleeve and hole preforming shaping piece be equipped with the hole preforming die post logical groove that matches with hole preforming die post shape.
The hole deepens forming die structure include that hole deepens shaping drift, hole deepens shaping die holder, hole deepens the shaping die post, the hole deepen be provided with hole deepen shaping lock sleeve and hole in the shaping die holder and deepen the shaping piece, the hole deepen the die orifice end of shaping drift be equipped with the hole and deepen the shaping towards the platform, the hole deepen the top piece end of shaping die post be equipped with the hole and deepen shaping top piece platform, the hole deepen the middle part of shaping lock sleeve and hole deepen the shaping piece be equipped with the hole deepen the shaping die post shape and match the hole deepen the shaping die post and lead to the groove.
Hole waste material stamping die structure include hole waste material shaping drift, hole waste material shaping die holder, hole waste material shaping die post, hole waste material shaping die holder in be provided with hole waste material shaping lock cover and hole waste material shaping piece, the blurt end of hole waste material shaping drift be equipped with hole waste material shaping towards the platform, the kicking part end of hole waste material shaping die post be equipped with hole waste material shaping kicking part platform, the middle part of hole waste material shaping lock cover and hole waste material shaping piece be equipped with the hole waste material shaping die post logical groove that matches with hole waste material shaping die post shape.
The trimming die structure comprises: trimming an upper mould shell, trimming an upper mould ejector block, trimming an upper mould punch, trimming a mould core sleeve, trimming a lower mould shell, trimming a lower mould punch rod and trimming a lower mould ejector block.
The trimming upper die punch is characterized in that a punching frustum is arranged at the punching end of the trimming upper die punch, and a concave opposite punching surface is arranged at the upper material ejection end of the trimming lower die punch rod.
Since the technical scheme is used, compared with the prior art, the utility model, have following advantage and positive effect, the utility model discloses direct cold extrusion forming technology that increases after the cold-heading shaping is to the control of product precision, the taper hole that forms like this can be by mould direct forming, need not to cut the material again to practiced thrift the material, and adopt one shot forming's mode to process, improved the efficiency of production greatly, and make the product more stable, improved the quality of product.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the die structure of the present invention through preliminary punching.
Fig. 2 is the schematic view of the workpiece structure after the preliminary punching of the die of the utility model.
Fig. 3 is a use state diagram of the die structure of the present invention after the preliminary punching.
Fig. 4 is a schematic structural view of the punching die structure through the hole guiding.
Fig. 5 is a schematic view of the workpiece structure after the punching die for hole guiding is formed.
Fig. 6 is a usage status diagram of the punching die structure through the hole guiding.
Fig. 7 is a schematic structural diagram of the inner hole performing mold structure according to the present invention.
Fig. 8 is a schematic structural view of the workpiece after being formed by the inner hole performing mold of the present invention.
Fig. 9 is a diagram illustrating the usage status of the inner hole performing mold structure according to the present invention.
Fig. 10 is a schematic structural view of the inner hole deepening forming die structure of the present invention.
Fig. 11 is the utility model discloses work piece structure schematic diagram after hole deepens forming die machine-shaping.
Fig. 12 is a usage status diagram of the inner hole deepening forming die structure of the utility model.
Fig. 13 is a schematic structural view of the inner hole waste punching die structure of the present invention.
Fig. 14 is a schematic structural view of the workpiece after the inner hole scrap stamping die of the present invention is formed.
Fig. 15 is a use state diagram of the inner hole waste punching die structure of the utility model.
Fig. 16 is a schematic structural diagram of the structure of the trimming mold according to the present invention.
Fig. 17 is a schematic structural view of the workpiece after being processed and formed by the trimming mold of the present invention.
Fig. 18 is a use state diagram of the structure of the trimming mold according to the present invention.
Fig. 19 is a flow chart of the forming process of the present invention.
In the figure: 1. the forming method comprises the following steps of a primary punch, 2, a primary die base, 3, a primary die column, 4, a primary die lock sleeve, 5, a primary forming block, 6, a primary die column through groove, 7, a die forming workpiece, 8, a pilot hole punch, 9, a pilot hole die base, 10, a pilot hole die column, 11, a pilot hole lock sleeve, 12, a pilot hole forming block, 13, a pilot hole punching end body, 14, a pilot hole die column through groove, 15, a secondary die forming workpiece, 16, an inner hole preforming punch, 17, an inner hole preforming die base, 18, an inner hole preforming die column, 19, an inner hole preforming lock sleeve, 20, an inner hole preforming forming block, 21, an inner hole preforming punch table, 22, a preforming inner hole punch table, 23, an inner hole preforming die column through groove, 24, a three-die forming workpiece, 25, an inner hole deepening forming punch, 26, an inner hole deepening forming die base, 27, an inner hole forming die column, 28, 29, an inner hole deepening forming lock sleeve, 29, 30. An inner hole deepening forming punching platform, 31 an inner hole deepening forming top piece platform, 32 an inner hole deepening forming die column through groove, 33 a four-die forming workpiece, 34 an inner hole waste forming punch head, 35 an inner hole waste forming die holder, 36 an inner hole waste forming die column, 37 an inner hole waste forming lock sleeve, 38 an inner hole waste forming block, 39 an inner hole waste forming punching platform, 40 an inner hole waste forming die column through groove, 41 a five-die forming workpiece, 42 a finishing upper die shell, 43 an finishing upper die top block, 44 a finishing upper die punch head, 45 a finishing die core, 46 a finishing die core sleeve, 47 a finishing lower die shell, 48 a finishing lower die punch rod, 49 a finishing lower die top block, 50 a punching type frustum, 51 a concave opposite punching surface and 52 a finishing workpiece.
Detailed Description
The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
(a) forming the cut material into a cylinder by using cold heading equipment, wherein one end of the cylinder can be used for reshaping the end surface;
(b) shaping and finishing the flatness of the other surface and carrying out hole leading by using a second die;
(c) performing the inner hole by three-die forming;
(d) deepening the inner hole by the four dies;
(e) and punching the inner hole waste material by the five dies.
(f) And finishing and forming the inner hole of the support seat and the flange by using cold extrusion equipment after five-die forming.
A composite cold extrusion forming processing die set for an automobile spring supporting seat; the five-die forming die comprises a preliminary punching die structure, a lead hole punching die structure, an inner hole preforming die structure, an inner hole deepening forming die structure, an inner hole waste punching die structure and a trimming die structure;
this five mould forming die connect cold heading machine and cold extrusion equipment and use:
as shown in fig. 1-3, the preliminary punching die structure includes a preliminary punch 1, a preliminary punch holder 2, and a preliminary top die column 3, wherein a preliminary punch lock sleeve 4 and a preliminary forming block 5 disposed in the preliminary punch holder on the upper portion of the preliminary punch lock sleeve are disposed in the preliminary punch holder 2, a concave flat bottom groove is disposed in the preliminary forming block 5, a punch end of the preliminary punch 1 is a flat mouth, a top end of the preliminary top die column 3 is a flat mouth, and a preliminary top die column through groove 6 matched with the preliminary top die column in shape is disposed in the middle of the preliminary punch lock sleeve 4 and the preliminary forming block 5; wherein the equipment pressure of the initial punch 1 is 16T-18T, and the equipment pressure of the initial top die column 3 is 0.3T-0.5T, so that the current situation of a die-forming workpiece 7 shown in figure 2 is formed.
As shown in fig. 4-6, the structure of the hole-guiding punching die comprises: the hole guiding punch comprises a hole guiding punch 8, a hole guiding die holder 9 and a hole guiding die column 10, wherein a hole guiding lock sleeve 11 and a hole guiding forming block 12 are arranged in the hole guiding die holder 9, a hole guiding end punching body 13 is arranged at the punching end of the hole guiding punch 8, the top end of the hole guiding die column 10 is a flat end, and a hole guiding die column through groove 14 matched with the hole guiding die column in shape is formed in the middle of the hole guiding lock sleeve 11 and the hole guiding forming block 12. Wherein the equipment pressure of the pilot punch 8 is 24T-30T, and the equipment pressure of the pilot die column 10 is 10T-15T to form the shape of the two-die formed workpiece 15 as shown in FIG. 5.
As shown in fig. 7-9, the inner hole preforming mold structure includes an inner hole preforming punch 16, an inner hole preforming mold base 17, and an inner hole preforming mold column 18, the inner hole preforming mold base 17 is provided with an inner hole preforming lock sleeve 19 and an inner hole preforming forming block 20, the punching end of the inner hole preforming punch 16 is provided with an inner hole preforming punching table 21, the top end of the inner hole preforming mold column 18 is provided with an inner hole preforming top table 22, and the middle parts of the inner hole preforming lock sleeve 19 and the inner hole preforming forming block 20 are provided with an inner hole preforming mold column through groove 23 matched with the shape of the inner hole preforming mold column. Wherein the equipment pressure of the internal hole preforming punch 16 is 40T-42T and the equipment pressure of the internal hole preforming die post 18 is 28T-30T to form the shape of the three-die formed workpiece 24 as shown in fig. 8.
As shown in fig. 10-12, the hole deepening forming die structure include that hole deepens forming punch 25, hole deepens forming die holder 26, hole deepens forming die post 27, hole deepen forming die holder 26 in be provided with hole deepen forming lock sleeve 28 and hole deepen forming block 29, hole deepen forming punch 25's die orifice end be equipped with hole deepen forming and dash platform 30, hole deepen forming die post's kicking part end be equipped with hole deepen forming die platform 31, hole deepen forming lock sleeve 28 and hole deepen forming block 29's middle part be equipped with the hole deepen forming die post shape matching hole deepen forming die post logical groove 32. Four-die formed workpiece 33
Wherein the equipment pressure of the inner hole deepening forming punch 25 is 39T-41T, and the equipment pressure of the inner hole deepening forming die column 27 is 28T-30T to form the shape of the four-die formed workpiece 24 shown in figure 11.
As shown in fig. 13-15, the inner hole waste material punching mold structure includes an inner hole waste material forming punch 34, an inner hole waste material forming mold base 35, and an inner hole waste material forming mold column 36, the inner hole waste material forming mold base 34 is provided with an inner hole waste material forming lock sleeve 37 and an inner hole waste material forming block 38, the punching end of the inner hole waste material forming punch 34 is provided with an inner hole waste material forming punching table 39, the middle parts of the inner hole waste material forming lock sleeve and the inner hole waste material forming block are provided with an inner hole waste material forming mold column through groove 40 matched with the inner hole waste material forming mold column in shape, and the inner hole waste material forming mold column 36 is of a hollow structure.
Wherein the equipment pressure of the inner hole scrap forming punch 34 is 3.9T-4.1T, and the equipment pressure of the inner hole scrap forming die column 36 is 0T to form the shape of the five-die formed workpiece 41 shown in figure 11.
As shown in fig. 16-18, the trimming die structure includes: trimming an upper die shell 42, trimming an upper die ejector block 43, trimming an upper die punch 44, trimming a die core 45, trimming a die core sleeve 46, trimming a lower die shell 47, trimming a lower die punch 48 and trimming a lower die ejector block 49.
The trimming upper die punch is characterized in that a punching frustum 50 is arranged at the punching end of the trimming upper die punch, and a concave opposite punching surface 51 is arranged at the upper material ejection end of the trimming lower die punch.
Wherein the machine pressure of trimming the upper die punch 44 is at 40T-41T and the machine pressure of trimming the lower die punch pin 48 is at 10T-11T to form the shape of the trimming workpiece 52 of fig. 17.
Since the technical scheme is used, compared with the prior art, the utility model, have following advantage and positive effect, the utility model discloses direct cold extrusion forming technology that increases after the cold-heading shaping is to the control of product precision, the taper hole that forms like this can be by mould direct forming, need not to cut the material again to practiced thrift the material, and adopt one shot forming's mode to process, improved the efficiency of production greatly, and make the product more stable, improved the quality of product.
The above embodiments are merely to describe the preferred embodiments of the present invention, and are not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (7)
1. The utility model provides a compound cold extrusion's mold processing group for car spring supporting seat which characterized in that: performing cold heading forming by using a five-die forming die connected with cold heading equipment; performing a flange, a rod part and an inner hole of the spring seat, directly forming a high-precision taper hole in a straight hole of the spring seat through a five-die forming die, and forming an inclined plane on the flange; the five-die forming die comprises a preliminary punching die structure, a lead hole punching die structure, an inner hole preforming die structure, an inner hole deepening forming die structure, an inner hole waste punching die structure and a trimming die structure;
preliminary punching become die structure include first drift, first die holder, first top die post, first die holder in set up first die lock sleeve and establish the preliminary shaping piece in first die lock sleeve upper portion first die holder, preliminary shaping piece in be equipped with spill flat base groove, the punching head end of first drift be the flat mouthful, the top of first top die post be the flat mouthful, the middle part of first die lock sleeve and preliminary shaping piece be equipped with the first top die post logical groove that first top die post form matches.
2. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 1, wherein: the hole-guiding punching die structure comprises: the hole guiding punch comprises a hole guiding punch, a hole guiding die holder and a hole guiding die column, wherein a hole guiding lock sleeve and a hole guiding forming block are arranged in the hole guiding die holder, a hole guiding end punching body is arranged at the punching end of the hole guiding punch, the top end of the hole guiding die column is a flat end, and a hole guiding die column through groove matched with the hole guiding die column in shape is formed in the middle of the hole guiding lock sleeve and the hole guiding forming block.
3. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 1, wherein: hole preforming mould structure include hole preforming drift, hole preforming die holder, hole preforming die post, hole preforming die holder in be provided with hole preforming lock sleeve and hole preforming shaping piece, the punishment in advance end of hole preforming drift be equipped with hole preforming and dash the platform, the back-up end of hole preforming die post be equipped with hole preforming back-up platform, the middle part of hole preforming lock sleeve and hole preforming shaping piece be equipped with the hole preforming die post logical groove that matches with hole preforming die post shape.
4. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 1, wherein: the hole deepens forming die structure include that the hole deepens shaping drift, hole deepens shaping die holder, hole deepens the shaping die post, the hole deepen be provided with the hole in the shaping die holder and deepen shaping locking cover and hole and become the shaping piece, the hole deepen the die orifice end of shaping drift be equipped with the hole and deepen the shaping towards the platform, the hole deepen the top piece end of shaping die post be equipped with the hole and deepen shaping top piece platform, the hole deepen the middle part of shaping locking cover and hole deepen the shaping piece be equipped with the hole deepen the shaping die post shape and match the hole deepen the shaping die post and lead to the groove.
5. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 1, wherein: hole waste material stamping die structure include hole waste material shaping drift, hole waste material shaping die holder, hole waste material shaping die post, hole waste material shaping die holder in be provided with hole waste material shaping lock cover and hole waste material shaping piece, the blurt cut end of hole waste material shaping drift be equipped with hole waste material shaping towards the platform, the middle part of hole waste material shaping lock cover and hole waste material shaping piece be equipped with the hole waste material shaping die post logical groove that hole waste material shaping die post shape matches.
6. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 1, wherein: the trimming die structure comprises: trimming an upper mould shell, trimming an upper mould ejector block, trimming an upper mould punch, trimming a mould core sleeve, trimming a lower mould shell, trimming a lower mould punch rod and trimming a lower mould ejector block.
7. The combined cold extrusion forming processing die set for the automobile spring supporting seat as claimed in claim 6, wherein: the trimming upper die punch is characterized in that a punching frustum is arranged at the punching end of the trimming upper die punch, and a concave opposite punching surface is arranged at the upper material ejection end of the trimming lower die punch rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022611992.5U CN213944760U (en) | 2020-11-12 | 2020-11-12 | A mold processing group for compound cold extrusion of car spring supporting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022611992.5U CN213944760U (en) | 2020-11-12 | 2020-11-12 | A mold processing group for compound cold extrusion of car spring supporting seat |
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| Publication Number | Publication Date |
|---|---|
| CN213944760U true CN213944760U (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022611992.5U Active CN213944760U (en) | 2020-11-12 | 2020-11-12 | A mold processing group for compound cold extrusion of car spring supporting seat |
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| CN (1) | CN213944760U (en) |
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