CN203737742U - Cold extrusion die device for shank gear - Google Patents
Cold extrusion die device for shank gear Download PDFInfo
- Publication number
- CN203737742U CN203737742U CN201420141580.1U CN201420141580U CN203737742U CN 203737742 U CN203737742 U CN 203737742U CN 201420141580 U CN201420141580 U CN 201420141580U CN 203737742 U CN203737742 U CN 203737742U
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- China
- Prior art keywords
- die
- gear
- cold extrusion
- tooth
- male mould
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of cold extrusion dies, and relates to a cold extrusion die device, in particular to a cold extrusion die device for the processing of a shank gear. The cold extrusion die device includes an upper die set and a lower die set located right below the upper die set, wherein the center of the lower surface of the upper die set is connected with an upper die holder through a bolt; a gear shape male die is arranged onan inner ring of an upper male die clamp ring; the gear type male die is a solid cylinder, and a gear ring is arranged on an outer ring of the solid cylinder; the center of the upper surface of the lower die set is connected with a lower die holder through a bolt; a lower female die stress ring is supported by the upper end of a lower cushion block; a lower female die core is arranged on an inner ring of the lower female die stress ring; a die cavity is formed in the center of the lower female die core for the processing of a shank of the shank gear. The cold extrusion die device has a simple, compact and reasonable structure; the gear shape and the shank of the shank gear can be formed through one-time processing, so as to reduce the consumption of raw materials and the processing procedures, save time, and improve the productivity.
Description
Technical field
The utility model relates to a kind of cold extrusion die device, and the cold extrusion die device of processing belt handle gear specifically, belongs to cold extrusion die technical field.
Background technology
Band handle gear is requisite strength member on automobile, and the general manufacturing procedure adopting is: 1. cold-extruded contracting processing handle 2. cold-extrudeds are flattened machining gears body 3. cold extrusion forming processing flute profiles.Although this method is feasible, operation is too much, and cycle time, length, waste of raw materials, cost were too high, totally unfavorable to the development of enterprise.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby a kind of band handle gear cold extrusion die device is provided, and can, by handle and an extrusion process moulding of gear, save raw material, has improved production efficiency.
The technical scheme providing according to the utility model, comprise top mold frame and be positioned at the lower mold holder under top mold frame with handle gear cold extrusion die device, between top mold frame and lower mold holder, connect by multiple guidance set guiding, it is characterized in that: top mold frame lower surface center is bolted upper bolster, in upper bolster, be provided with upper male mould cushion block and upper male mould fixed cover, upper male mould fixed cover inner ring is provided with upper male mould clamping ring, upper male mould clamping ring inner ring is provided with flute profile punch, and profile of tooth punch is the solid cylinder that outer ring is provided with gear ring; Upper bolster lower end is bolted top board, and top board is pressed on upper male mould fixed cover in upper bolster; Lower mold holder upper surface center is bolted die shoe, is provided with lower cushion block in die shoe, and lower cavity die circle stress is supported in lower cushion block upper end, and lower cavity die circle stress inner ring is provided with recessed core rod, and recessed core rod center is provided with the die cavity of the handle of processing belt handle gear; On die shoe, be bolted lower platen, be provided with tooth mould circle stress in lower platen, in tooth mould circle stress, be provided with tooth core rod, tooth core rod inner ring is provided with the die cavity of processing belt handle tooth-formation of gear; Described lower platen is pressed on tooth mould circle stress and lower cavity die circle stress on die shoe; In lower mold holder, be provided with the push rod that can stretch in lower cushion block and hold out against the workpiece that is positioned at lower cavity die in-core.
Further, guidance set comprises the upper guide bush that is fixed in top mold frame and is fixed on the lower guide pin bushing on lower mold holder, and guide rod one end is fixed in lower guide pin bushing, and the guide rod other end stretches in upper guide bush and can be along the upper and lower easy motion of upper guide bush.
Further, upper male mould cushion block supports upper male mould fixed cover.
Compared with the prior art the utility model has the following advantages:
The utility model is simple in structure, compact, reasonable, can, by the flute profile with handle gear and the moulding of handle time processing, save material, reduce manufacturing procedure, saves time, enhance productivity.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Description of reference numerals: guide pin bushing, 6-upper bolster, 7-upper male mould cushion block, 8-flute profile punch, 9-upper male mould clamping ring, 10-upper male mould fixed cover, 11-top board, 12-tooth mould circle stress, 13-lower platen, 14-lower cavity die circle stress, 15-die shoe, 16-lower cushion block, 17-tooth core rod, the recessed core rod of 18-, 19-push rod under 1-top mold frame, 2-lower mold holder, 3-upper guide bush, 4-guide rod, 5-.
Detailed description of the invention
The utility model is further described in connection with the embodiment in accompanying drawing below:
As shown in Figure 1, the utility model mainly comprises top mold frame 1 and the lower mold holder 2 being positioned under top mold frame 1, between top mold frame 1 and lower mold holder 2, connects by multiple guidance sets guiding.
Described guidance set comprises the upper guide bush 3 being fixed in top mold frame 1 and is fixed on the lower guide pin bushing 5 on lower mold holder 2, and guide rod 4 one end are fixed in lower guide pin bushing 5, and guide rod 4 other ends stretch in upper guide bush 3 and can be along upper guide bush easy motion Shang Xia 3.
Top mold frame 1 lower surface center is bolted upper bolster 6, is provided with upper male mould cushion block 7 and upper male mould fixed cover 10 in upper bolster 6, and upper male mould cushion block 7 supports upper male mould fixed cover 10.Upper male mould fixed cover 10 inner rings are provided with upper male mould clamping ring 9, and upper male mould clamping ring 9 inner rings are provided with flute profile punch 8.Described profile of tooth punch 8 is provided with the solid cylinder of gear ring for outer ring.Upper bolster 6 lower ends are bolted top board 11, and top board 11 is pressed on upper male mould fixed cover 10 in upper bolster 6.
Lower mold holder 2 upper surface centers are bolted die shoe 15, in die shoe 15, be provided with lower cushion block 16, lower cavity die circle stress 14 is supported in lower cushion block 16 upper ends, and lower cavity die circle stress 14 inner rings are provided with recessed core rod 18, and recessed core rod 18 centers are provided with the die cavity of the handle of processing belt handle gear.On die shoe 15, be bolted lower platen 13, be provided with tooth mould circle stress 12 in lower platen 13, in tooth mould circle stress 12, be provided with tooth core rod 17, tooth core rod 17 inner rings are provided with the die cavity of processing belt handle tooth-formation of gear.Described lower platen 13 is pressed on tooth mould circle stress 12 and lower cavity die circle stress 14 on die shoe 15.
In lower mold holder 2, be provided with the push rod 19 that can stretch in lower cushion block 16 and hold out against the workpiece that is positioned at recessed core rod 18, push rod 19 is for the lower end of top tight workpiece.
Operation principle of the present utility model is: in the time of processing belt handle gear, first band handle gear is put into recessed core rod, by recessed core rod Support Gear.Then on push rod, move and hold out against handle lower end, simultaneously, upper bolster moves down, pressure zone handle gear under flute profile punch in upper bolster, now flute profile punch and tooth core rod, recessed core rod coordinate flute profile and the moulding of handle once cold extrusion of processing belt handle gear, saved raw material, reduce manufacturing procedure, have saved time, enhance productivity.
Claims (3)
1. a band handle gear cold extrusion die device, comprise top mold frame (1) and be positioned at the lower mold holder (2) under top mold frame (1), between top mold frame (1) and lower mold holder (2), connect by multiple guidance set guiding, it is characterized in that: top mold frame (1) lower surface center is bolted upper bolster (6), in upper bolster (6), be provided with upper male mould cushion block (7) and upper male mould fixed cover (10), upper male mould fixed cover (10) inner ring is provided with upper male mould clamping ring (9), upper male mould clamping ring (9) inner ring is provided with flute profile punch (8), profile of tooth punch (8) is provided with the solid cylinder of gear ring for outer ring, upper bolster (6) lower end is bolted top board (11), and top board (11) is pressed on upper male mould fixed cover (10) in upper bolster (6), lower mold holder (2) upper surface center is bolted die shoe (15), in die shoe (15), be provided with lower cushion block (16), lower cavity die circle stress (14) is supported in lower cushion block (16) upper end, lower cavity die circle stress (14) inner ring is provided with recessed core rod (18), and recessed core rod (18) center is provided with the die cavity of the handle of processing belt handle gear, on die shoe (15), be bolted lower platen (13), be provided with tooth mould circle stress (12) in lower platen (13), be provided with tooth core rod (17) in tooth mould circle stress (12), tooth core rod (17) inner ring is provided with the die cavity of processing belt handle tooth-formation of gear, described lower platen (13) is pressed on tooth mould circle stress (12) and lower cavity die circle stress (14) on die shoe (15), in lower mold holder (2), be provided with the push rod (19) that can stretch in lower cushion block (16) and hold out against the workpiece that is positioned at recessed core rod (18).
2. band handle gear cold extrusion die device as claimed in claim 1, it is characterized in that: described guidance set comprises the upper guide bush (3) being fixed in top mold frame (1) and is fixed on the lower guide pin bushing (5) on lower mold holder (2), guide rod (4) one end is fixed in lower guide pin bushing (5), and guide rod (4) other end stretches into also can be along the upper and lower easy motion of upper guide bush (3) in upper guide bush (3).
3. band handle gear cold extrusion die device as claimed in claim 1, is characterized in that: described upper male mould cushion block (7) supports upper male mould fixed cover (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141580.1U CN203737742U (en) | 2014-03-26 | 2014-03-26 | Cold extrusion die device for shank gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141580.1U CN203737742U (en) | 2014-03-26 | 2014-03-26 | Cold extrusion die device for shank gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737742U true CN203737742U (en) | 2014-07-30 |
Family
ID=51337606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420141580.1U Expired - Fee Related CN203737742U (en) | 2014-03-26 | 2014-03-26 | Cold extrusion die device for shank gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737742U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104368741A (en) * | 2014-10-17 | 2015-02-25 | 江苏太平洋精锻科技股份有限公司 | Parking lock sheet gear closed type floating cold extrusion die |
| CN106216421A (en) * | 2016-08-30 | 2016-12-14 | 湖北纳福传动机械股份有限公司 | A kind of gear ring hot-extrusion mold and assembly method thereof |
| CN109773432A (en) * | 2019-02-27 | 2019-05-21 | 常州金球轴承厂 | Multistation cold extrusion tooth shaft forming technology |
-
2014
- 2014-03-26 CN CN201420141580.1U patent/CN203737742U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104368741A (en) * | 2014-10-17 | 2015-02-25 | 江苏太平洋精锻科技股份有限公司 | Parking lock sheet gear closed type floating cold extrusion die |
| CN106216421A (en) * | 2016-08-30 | 2016-12-14 | 湖北纳福传动机械股份有限公司 | A kind of gear ring hot-extrusion mold and assembly method thereof |
| CN109773432A (en) * | 2019-02-27 | 2019-05-21 | 常州金球轴承厂 | Multistation cold extrusion tooth shaft forming technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140730 Termination date: 20180326 |