CN219335811U - Screw sleeve bolt extrusion combined forming tool - Google Patents
Screw sleeve bolt extrusion combined forming tool Download PDFInfo
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- CN219335811U CN219335811U CN202320263173.7U CN202320263173U CN219335811U CN 219335811 U CN219335811 U CN 219335811U CN 202320263173 U CN202320263173 U CN 202320263173U CN 219335811 U CN219335811 U CN 219335811U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a screw sleeve bolt extrusion combined forming tool, which comprises: the upper die is used for being connected with a sliding block of the press, and the lower die is fixed on a workbench of the press; the blank is arranged in the lower die, the sliding block descends to drive the upper die to press downwards, and extrusion and sub-forming of the threaded sleeve bolt are completed. The utility model can effectively process the small-sized swivel bolt and can be processed and molded once, thereby effectively improving the processing efficiency.
Description
Technical Field
The utility model belongs to the field of extrusion equipment, and particularly relates to a screw sleeve bolt extrusion combined forming tool.
Background
The screw sleeve is an internal thread fastener and is mainly used for reinforcing and protecting the internal thread of low-strength materials. The screw sleeve bolts are matched with the screw sleeves for use, 4 screw sleeve bolts are generally arranged on each screw sleeve, the matching precision of the screw sleeve bolts and screw sleeve bolt grooves is extremely high, excellent interchangeability is required, and the overall dimension of the screw sleeve bolt piece is very small.
As shown in fig. 1, a front view of a prior art swivel plug; as shown in fig. 2, a left side view of a prior art swivel insert pin; as shown in fig. 3, is a top view of a prior art swivel plug.
The technology for preparing the threaded sleeve bolt adopted at present comprises the following steps: the steps of blank preparation, flattening, stamping, polishing and the like are carried out, the number of adopted processing equipment is large, and the process is complex. In addition, the size of the threaded sleeve bolt is extremely small (the common length is about 10mm, and the width is about 1.6 mm), so that the threaded sleeve bolt is not beneficial to manual operation, and the machining size precision is difficult to control.
Disclosure of Invention
The utility model aims to provide a screw sleeve bolt extrusion combined forming tool which can effectively process a small-size screw sleeve bolt, and can be used for one-step processing and forming, so that the processing efficiency is effectively improved.
The technical proposal is as follows:
the utility model provides a swivel nut bolt extrusion combination shaping frock, includes: go up mould, lower mould, go up the mould and include: the device comprises an upper template, a male die base plate, an extrusion male die, a male die fixing plate and a guide sleeve; the guide sleeve is arranged at the bottom of the upper template and is close to the edge, the male die base plate and the male die fixing plate are connected to the bottom of the upper template, the male die fixing plate is positioned at the lower part of the male die base plate, a male die fixing through groove is formed in the middle of the male die fixing plate, the extrusion male die is fixed in the male die fixing through groove, and the lower part of the extrusion male die extends out of the male die fixing through groove; the extrusion male die comprises a first male die and a second male die, the side parts of the first male die and the second male die are connected, the bottom of the second male die is lower than the bottom of the first male die, the thickness of the first male die is smaller than that of the second male die, the bottom surface of the first male die is connected with the bottom surface of the second male die through an inclined plane, and a convex strip is arranged at the bottom of the first male die; the lower die includes: the device comprises a ejector, a lower die plate, a lower die backing plate, an extrusion female die and a guide post; the guide post is arranged at the top of the lower template and close to the edge, and the upper part of the guide post is sleeved in the guide sleeve; the lower die cushion plate and the extrusion female die are connected to the top of the lower die plate, the extrusion female die is positioned at the upper part of the lower die cushion plate, a lower die plate through groove is formed in the middle of the lower die plate, and a cushion plate through groove is formed in the middle of the lower die cushion plate; the middle part of the extrusion female die is provided with a guide groove, a first female die groove and a second female die groove which are transversely communicated and are positioned at the upper part of the guide groove, the first female die groove and the second female die groove are respectively communicated with the guide groove longitudinally, the width of the guide groove is larger than that of the first female die groove and the second female die groove, and the width of the first female die groove is smaller than that of the second female die groove; the ejector includes: the connecting column is connected to the top of the bottom column, the top column is connected to the top of the connecting column, the top column comprises a first top column and a second top column, the side parts of the first top column are connected, the width of the first top column is smaller than that of the second top column, and the widths of the bottom column, the connecting column and the top column are sequentially reduced; the bottom column is positioned in the through groove of the lower template, the connecting column is positioned in the through groove and the guide groove of the base plate, and the first top column and the second top column are respectively positioned in the first concave mold groove and the second concave mold groove.
Further, the upper template and the lower template are rectangular plates respectively, the guide sleeve is arranged at four corner positions of the upper template, and the guide post is arranged at four corner positions of the lower template.
Further, the side end face of the second male die is a circular arc-shaped convex surface, the section of the convex strip is trapezoid, and the side end face of the second ejector column is a circular arc-shaped convex surface; the front end of the second concave die groove is communicated with the first concave die groove, and the rear end of the second concave die groove is a circular arc concave surface.
Further, the male die backing plate and the male die fixing plate are connected to the bottom of the upper die plate by bolts, and the lower die backing plate and the extrusion female die are connected to the top of the lower die plate by bolts.
Further, the width and the length of the through groove of the lower template and the through groove of the backing plate are the same, the width of the through groove of the lower template and the through groove of the backing plate are larger than the width of the guide groove, and the length of the through groove of the lower template, the through groove of the backing plate and the guide groove are the same.
Further, a plurality of springs are arranged in the through groove of the backing plate, and the springs are respectively positioned at two sides of the connecting column.
Compared with the prior art, the utility model has the following advantages:
the utility model has simple and convenient use, can rapidly cold-squeeze the screw sleeve bolt, and has high precision of the obtained screw sleeve bolt.
1. The screw sleeve bolt is extruded in one step, and meanwhile, concave table forming and flattening of the screw sleeve bolt are completed.
2. The utility model can reduce the number of the equipment used in different working procedures, and can independently complete the concave station and flattening forming process by using one set of equipment, thereby simply, conveniently and rapidly completing the extrusion and flattening forming work; the technical problems that the size of the part is extremely small, the manual operation is not facilitated, the blank is difficult to position, the pressing size is difficult to control, and the pressing deflection is easy to occur are solved; meanwhile, the number of manufacturing die sleeves is reduced, and the manufacturing and maintenance cost of the die is reduced.
3. The use of the utility model has the advantages of high molding efficiency of the threaded sleeve bolt and low preparation cost.
4. The utility model is convenient for disassembly, maintenance and replacement, improves the interchangeability of workpieces, and is suitable for popularization and use.
Drawings
FIG. 1 is a front view of a prior art swivel plug;
FIG. 2 is a left side view of a prior art swivel plug;
FIG. 3 is a top view of a prior art swivel plug;
FIG. 4 is a schematic structural view of a tooling for extrusion molding of a threaded sleeve bolt according to the present utility model;
figure 5 is a front view of an extrusion punch of the present utility model;
FIG. 6 is a cross-sectional view taken along A-A of FIG. 5;
FIG. 7 is a bottom view of FIG. 5;
FIG. 8 is a schematic view of the structure of an extrusion die of the present utility model;
FIG. 9 is a B-B cross-sectional view of FIG. 8;
FIG. 10 is a front view of a ejector of the present utility model;
FIG. 11 is a side view of FIG. 10;
fig. 12 is a top view of fig. 10.
Detailed Description
The following description fully illustrates the specific embodiments of the utility model to enable those skilled in the art to practice and reproduce it.
Fig. 4 is a schematic structural view of a screw insert extrusion combined forming tool according to the present utility model.
The utility model provides a swivel nut bolt extrusion combination shaping frock, includes: the upper die is used for being connected with a sliding block of the press, and the lower die is fixed on a workbench of the press; the blank is arranged in the lower die, the sliding block descends to drive the upper die to press downwards, and extrusion and sub-forming of the threaded sleeve bolt are completed.
As shown in fig. 5, a front view of an extrusion punch 13 of the present utility model; as shown in fig. 6, a cross-sectional view A-A of fig. 5; as shown in fig. 7, is a bottom view of fig. 5.
The upper die comprises: the upper die plate 11, the male die backing plate 12, the extrusion male die 13, the male die fixing plate 14 and the guide sleeve 15; the upper template 11 is a rectangular plate, the guide sleeve 15 is arranged at the bottom of the upper template 11 and positioned at four corner positions, the male die base plate 12 and the male die fixing plate 14 are connected (connected by bolts) at the bottom of the upper template 11, the male die fixing plate 14 is positioned at the lower part of the male die base plate 12, a male die fixing through groove is formed in the middle of the male die fixing plate 14, the extrusion male die 13 is fixed in the male die fixing through groove, and the lower part of the extrusion male die 13 extends out of the male die fixing through groove.
The extrusion male die 13 comprises a first male die 131 and a second male die 132, the side parts of the first male die 131 and the second male die 132 are connected, the bottom of the second male die 132 is lower than the bottom of the first male die 131, the thickness of the first male die 131 is smaller than that of the second male die 132, the bottom of the first male die 131 is connected with the bottom of the second male die 132 through an inclined plane, and a convex strip (with a trapezoid cross section) is arranged at the bottom of the first male die 131. The side end surface of the second punch 132 is a circular arc convex surface.
FIG. 8 is a schematic view of the structure of an extrusion die 24 according to the present utility model; as shown in fig. 9, is a cross-sectional view in the B-B direction of fig. 8. As shown in fig. 10, a front view of the ejector 21 of the present utility model; as shown in fig. 11, is a side view of fig. 10; as shown in fig. 12, is a top view of fig. 10.
The lower die includes: a ejector 21, a lower die plate 22, a lower die cushion plate 23, an extrusion female die 24 and a guide post 25; the lower die plate 22 is a rectangular plate, the guide posts 25 are arranged at the top of the lower die plate 22 and positioned at four corners, the lower die cushion plate 23 and the extrusion female die 24 are connected (by using bolts) at the top of the lower die plate 22, the extrusion female die 24 is positioned at the upper part of the lower die cushion plate 23, a lower die plate through groove is arranged in the middle of the lower die plate 22, and a cushion plate through groove is arranged in the middle of the lower die cushion plate 23; the middle part of the extrusion female die 24 is provided with a guide groove 241, a first female die groove 242 and a second female die groove 243, the first female die groove 242 and the second female die groove 243 are transversely connected and communicated and are positioned at the upper part of the guide groove 241, the first female die groove 242 and the second female die groove 243 are respectively communicated with the guide groove 241 longitudinally, the width of the guide groove 241 is larger than that of the first female die groove 242 and the second female die groove 243, and the width of the first female die groove 242 is smaller than that of the second female die groove 243. The ejector 21 includes: the bottom column 211, the connecting column 212 and the top column 213, wherein the connecting column 212 is connected to the top of the bottom column 211, the top column 213 is connected to the top of the connecting column 212, the top column 213 comprises a first top column 214 and a second top column 215, the side parts of which are connected, and the width of the first top column 214 is smaller than that of the second top column 215; the widths of the bottom posts 211, the connecting posts 212, and the top posts 213 decrease in order; the bottom post 211 is located in the lower die plate through groove, the connecting post 212 is located in the base plate through groove and the guide groove 241, and the first top post 214 and the second top post 215 are respectively located in the first die groove 242 and the second die groove 243.
The upper part of the guide pillar 25 is sleeved in the guide sleeve 15, and the descending direction of the lower die is controlled, so that the extrusion male die 13 accurately enters the first female die groove 242 and the second female die groove 243 downwards.
The front end of the second die cavity 243 is communicated with the first die cavity 242, and the rear end is a circular arc concave surface. The first top column 214 is located in the first concave mold groove 242, the second top column 215 is located in the second concave mold groove 243, and the side end surface of the second top column is a circular arc convex surface.
The width and the length of the lower template through groove and the base plate through groove are the same, the width of the lower template through groove and the base plate through groove is larger than the width of the guide groove 241, and the length of the lower template through groove, the base plate through groove and the guide groove 241 are the same. A plurality of springs are arranged in the through grooves of the backing plate, and the springs are respectively positioned at two sides of the connecting column 212.
The application process of the utility model is as follows:
connecting an upper die with a sliding block of a press machine, and fixing a lower die on a workbench of the press machine; transversely placing blank materials into the first concave mould groove 242 and the second concave mould groove 243, enabling a sliding block of a press to descend, and enabling an extrusion male mould 13 to extend into the first concave mould groove 242 and the second concave mould groove 243 from the upper part; the first top pillar 214 and the second top pillar 215 are respectively positioned at the lower parts of the first concave mold groove 242 and the second concave mold groove 243;
the extrusion male die 13 extrudes a blank, the blank is deformed and fills the first female die groove 242 and the second female die groove 243, meanwhile, a convex strip at the bottom (with the width of 1.6 mm) of the first male die 131 is extruded out of a groove, and the second male die 132 crushes one side of the blank, presses the width (with the width of 1.8 mm) and forms a semicircular end head, so that a threaded sleeve bolt is formed;
the slide block drives the upper die to move upwards, and the extrusion male die 13 is separated from the first female die groove 242 and the second female die groove 243; the ejector 21 is lifted upwards, and the ejector column 213 ejects the threaded insert from the first concave die groove 242 and the second concave die groove 243, so that the pressing of the threaded insert is completed.
The terminology used herein is for the purpose of description and illustration only and is not intended to be limiting. As the present utility model may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.
Claims (6)
1. The utility model provides a swivel nut bolt extrusion combination shaping frock which characterized in that includes: go up mould, lower mould, go up the mould and include: the device comprises an upper template, a male die base plate, an extrusion male die, a male die fixing plate and a guide sleeve; the guide sleeve is arranged at the bottom of the upper template and is close to the edge, the male die base plate and the male die fixing plate are connected to the bottom of the upper template, the male die fixing plate is positioned at the lower part of the male die base plate, a male die fixing through groove is formed in the middle of the male die fixing plate, the extrusion male die is fixed in the male die fixing through groove, and the lower part of the extrusion male die extends out of the male die fixing through groove; the extrusion male die comprises a first male die and a second male die, the side parts of the first male die and the second male die are connected, the bottom of the second male die is lower than the bottom of the first male die, the thickness of the first male die is smaller than that of the second male die, the bottom surface of the first male die is connected with the bottom surface of the second male die through an inclined plane, and a convex strip is arranged at the bottom of the first male die; the lower die includes: the device comprises a ejector, a lower die plate, a lower die backing plate, an extrusion female die and a guide post; the guide post is arranged at the top of the lower template and close to the edge, and the upper part of the guide post is sleeved in the guide sleeve; the lower die cushion plate and the extrusion female die are connected to the top of the lower die plate, the extrusion female die is positioned at the upper part of the lower die cushion plate, a lower die plate through groove is formed in the middle of the lower die plate, and a cushion plate through groove is formed in the middle of the lower die cushion plate; the middle part of the extrusion female die is provided with a guide groove, a first female die groove and a second female die groove which are transversely communicated and are positioned at the upper part of the guide groove, the first female die groove and the second female die groove are respectively communicated with the guide groove longitudinally, the width of the guide groove is larger than that of the first female die groove and the second female die groove, and the width of the first female die groove is smaller than that of the second female die groove; the ejector includes: the connecting column is connected to the top of the bottom column, the top column is connected to the top of the connecting column, the top column comprises a first top column and a second top column, the side parts of the first top column are connected, the width of the first top column is smaller than that of the second top column, and the widths of the bottom column, the connecting column and the top column are sequentially reduced; the bottom column is positioned in the through groove of the lower template, the connecting column is positioned in the through groove and the guide groove of the base plate, and the first top column and the second top column are respectively positioned in the first concave mold groove and the second concave mold groove.
2. The tooling for extrusion molding of the threaded sleeve insert pin according to claim 1, wherein the upper die plate and the lower die plate are rectangular plates respectively, the guide sleeve is installed at four corner positions of the upper die plate, and the guide post is installed at four corner positions of the lower die plate.
3. The thread insert pin extrusion combined forming tool according to claim 1, wherein the side end face of the second male die is a circular arc-shaped convex face, the cross section of the convex strip is trapezoid, and the side end face of the second ejector post is a circular arc-shaped convex face; the front end of the second concave die groove is communicated with the first concave die groove, and the rear end of the second concave die groove is a circular arc concave surface.
4. The insert pin extrusion combined molding tool according to claim 1, wherein the male die base plate and the male die fixing plate are connected to the bottom of the upper die plate by bolts, and the lower die base plate and the extrusion female die are connected to the top of the lower die plate by bolts.
5. The insert pin extrusion combination molding tool according to claim 1, wherein the width and the length of the through grooves of the lower die plate and the through grooves of the base plate are the same, the width of the through grooves of the lower die plate and the through grooves of the base plate are larger than the width of the guide groove, and the lengths of the through grooves of the lower die plate, the through grooves of the base plate and the guide groove are the same.
6. The tooling for extrusion molding of the threaded sleeve bolt according to claim 1, wherein a plurality of springs are arranged in the through groove of the backing plate, and the springs are respectively positioned at two sides of the connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320263173.7U CN219335811U (en) | 2023-02-17 | 2023-02-17 | Screw sleeve bolt extrusion combined forming tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320263173.7U CN219335811U (en) | 2023-02-17 | 2023-02-17 | Screw sleeve bolt extrusion combined forming tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219335811U true CN219335811U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320263173.7U Active CN219335811U (en) | 2023-02-17 | 2023-02-17 | Screw sleeve bolt extrusion combined forming tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219335811U (en) |
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2023
- 2023-02-17 CN CN202320263173.7U patent/CN219335811U/en active Active
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