CN103447390B - The die device of punching press internal spline - Google Patents
The die device of punching press internal spline Download PDFInfo
- Publication number
- CN103447390B CN103447390B CN201310397374.7A CN201310397374A CN103447390B CN 103447390 B CN103447390 B CN 103447390B CN 201310397374 A CN201310397374 A CN 201310397374A CN 103447390 B CN103447390 B CN 103447390B
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- die holder
- slide block
- drift
- chute
- cover plate
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Abstract
The present invention relates to a kind of die device of punching press internal spline, die holder is fixed with at the upper surface of base plate, at the middle part of die holder, plug is installed, plug has the spline matched with workpiece, chute is offered at the upper surface of die holder, the length direction of chute is arranged along the radial direction of die holder, mounting groove is offered at the bottom land of chute, spring is provided with in mounting groove, cover plate is provided with above die holder, cover plate and die holder are fixedly mounted by securing member, slide block is provided with between die holder and cover plate, the outside wall surface of slide block is taper seat, the internal face of slide block has protruding internal spline and rushes bar, sliding pin is fixed with at the lower surface of slide block, the lower end of sliding pin embeds in described chute, outer end and the sliding pin of spring offset, drift is provided with above slide block, drift is hood-shaped body, the internal face of drift is taper seat, and the tapering of the circular conical surface of inner wall of drift is equal with the tapering of the outer wall taper seat of slide block.The present invention has that structure is simple, production cost is low with operating efficiency advantages of higher.
Description
Technical field
The present invention relates to a kind of die device, especially a kind of die device of punching press internal spline.
Background technology
Along with the deep development of reform, the raising of national economy and living standards of the people, China by bicycle big country, is transformed into automobile superpower gradually; Through the development of many decades, China's internal combustion engine electrical equipment and electrical industry technology level is had large improvement.But compared with advanced foreign technology, also have larger gap.
Main manifestations is: apparatus and process falls behind, and process automation ability is low.
In order to closely follow the development of internal combustion engine electrical equipment and electrical industry technology and supporting needs, adapting to little, the lightweight development need of volume, having occurred a kind of new unidirectional clutch sleeve structure.As shown in Figure 1, the processing of sleeve internal spline is not be shaped with traditional wire pulling method, but at the inside extrusion molding of cylindrical, technique is simply advanced, and process velocity is fast, and work efficiency is high, and cost is low.And the weight of sleeve can be reduced.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the die device of the punching press internal spline that a kind of structure is simple, production cost is low, operating efficiency is high is provided.
According to technical scheme provided by the invention, the die device of described punching press internal spline, die holder is fixed with at the upper surface of base plate, at the middle part of die holder, plug is installed, plug has the spline matched with workpiece, chute is offered at the upper surface of die holder, the length direction of chute is arranged along the radial direction of die holder, mounting groove is offered at the bottom land of chute, spring is provided with in mounting groove, cover plate is provided with above die holder, cover plate and die holder are fixedly mounted by securing member, the slide block of more than two pieces or two pieces is provided with between die holder and cover plate, the outside wall surface of slide block is taper seat, the internal face of slide block has protruding internal spline and rushes bar, internal spline rushes bar and coordinates with the spline that plug is offered, sliding pin is fixed with at the lower surface of slide block, the lower end of sliding pin embeds in described chute, outer end and the sliding pin of spring offset, drift is provided with above slide block, described drift is hood-shaped body, the internal face of drift is taper seat, and the tapering of the circular conical surface of inner wall of drift is equal with the tapering of the outer wall taper seat of slide block.
Also be provided with cushion block, cushion block is arranged on the top of cover plate, and the endoporus tight fit of the little cylindrical of cushion block and described cover plate.The outside wall surface of described die holder is taper seat, and the tapering of outer wall taper seat of die holder is equal with the tapering of the circular conical surface of inner wall of drift, and the outside wall surface bottom diameter of die holder is equal with the internal face bottom diameter of drift.Described slide block has 3 ~ 6 pieces.
The present invention has that structure is simple, production cost is low with operating efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
The die device of this punching press internal spline, die holder 8 is fixed with at the upper surface of base plate 9, at the middle part of die holder 8, plug 2 is installed, plug 2 has the spline matched with workpiece, chute is offered at the upper surface of die holder 8, the length direction of chute is arranged along the radial direction of die holder 8, mounting groove 10 is offered at the bottom land of chute, spring 7 is provided with in mounting groove 10, cover plate 4 is provided with above die holder 8, cover plate 4 and die holder 8 are fixedly mounted by securing member, the slide block 5 of more than two pieces or two pieces is provided with between die holder 8 and cover plate 4, the outside wall surface of slide block 5 is taper seat, the internal face of slide block 5 has protruding internal spline and rushes bar 11, internal spline rushes bar 11 and coordinates with the spline that plug 2 is offered, sliding pin 6 is fixed with at the lower surface of slide block 5, the lower end of sliding pin 6 embeds in described chute 10, outer end and the sliding pin 6 of spring 7 offset, drift 1 is provided with above slide block 5, described drift 1 is hood-shaped body, the internal face of drift 1 is taper seat, and the tapering of the circular conical surface of inner wall of drift 1 is equal with the tapering of the outer wall taper seat of slide block 5.
Also be provided with cushion block 3, cushion block 3 is arranged on the top of cover plate 4, and the endoporus tight fit of the little cylindrical of cushion block 3 and described cover plate 4.
The outside wall surface of described die holder 8 is taper seat, and the tapering of the outer wall taper seat of die holder 8 is equal with the tapering of the circular conical surface of inner wall of drift 1, and the outside wall surface bottom diameter of die holder 8 is equal with the internal face bottom diameter of drift 1.
Described slide block 5 has 3 ~ 6 pieces.
Drift 1 is fixedly connected with slider of punch.Plug 2 is placed on center, step axial location in the large cylindrical lower surface of plug 2 and die holder 8, and the little cylindrical in lower end of plug 2 is with die holder 8 endoporus matched in clearance and be connected with spline slide.Cushion block 3 is placed in above 4 cover plates, the little cylindrical of cushion block 3 and the endoporus tight fit of cover plate 4.Cover plate 4 be placed in below cushion block 3 with 8 die holders above, and to fix with screw and die holder 8.Slide block 5 is placed in the chute of die holder 8, and the lower surface of slide block 5 is embedded with pin 6, can move to center.Pin 6 be placed in slide block 5 below and with slide block 5 below aperture tight fit, expose supported underneath spring 7.Spring 7 is placed in the mounting groove 10 of die holder 8, and one end supports mounting groove 10 inwall, and the other end is supported in pin 6 plane.Die holder 8 is placed in the below of cover plate 4 and the top of base plate 9.Base plate 9 is placed in the below of die holder 8 and fixes with screw and die holder 8.
Die holder 8 is a Rotary-table, two circular holes that size step connects are opened in centre, have uniform five chutes above, chute and middle macropore through, have a mounting groove 10 for placing spring 7 in the middle of the bottom of every bar chute, central bottom small sircle hole has the square keyway of up/down perforation.
Slide block 5 is strip workpiece, and outside wall surface is taper seat, and internal face is that the internal spline matched with workpiece spline rushes bar 11, and slide block 5 is placed in the chute of die holder 8, and slide block 5 can be centripetal or outwards slide along chute.
Plug 2 is shaft-like workpiece, intermediate step cylindrical has the spline matched with workpiece, and one end small stair has keyway, close-fitting woodruff key in groove and with die holder 8 keyway matched in clearance, large cylindrical step and die holder 8 endoporus step axial location.
During work, 1 drift is connected with slider of punch, move down, the circular conical surface of inner wall of drift 1 and the outer wall conical surface contact of slide block 5, make the centripetal movement simultaneously of each slide block 5, the inside plastic deformation of extruding workpiece 12 cylindrical, forms the spline teeth conformed to technical requirement at workpiece 12 endoporus; Then, drift 1 moves up, and slide block 5 outwards moves to home position under the effect of the elastic force of spring 7.At this time manually upwards can shift out workpiece 12 and plug 2, plug 2 screws out the processing that namely workpiece completes a workpiece simultaneously.
This device changes the chute number of die holder 8, can process the workpiece of different bond number, such as 3 splines or 4 splines etc.
This device change rotation direction of plug 2 and the internal spline of slide block 5 rush the direction of bar 11, can process workpiece that is left-handed or clockwise direction.
Claims (2)
1. the die device of a punching press internal spline, die holder (8) is fixed with at the upper surface of base plate (9), at the middle part of die holder (8), plug (2) is installed, plug (2) has the spline matched with workpiece, it is characterized in that: offer chute at the upper surface of die holder (8), the length direction of chute is arranged along the radial direction of die holder (8), mounting groove (10) is offered at the bottom land of chute, spring (7) is provided with in mounting groove (10), cover plate (4) is provided with in die holder (8) top, cover plate (4) and die holder (8) are fixedly mounted by securing member, the slide block (5) of more than two pieces or two pieces is provided with between die holder (8) and cover plate (4), the outside wall surface of slide block (5) is taper seat, the internal face of slide block (5) has protruding internal spline and rushes bar (11), internal spline rushes bar (11) and coordinates with the spline that plug (2) is offered, sliding pin (6) is fixed with at the lower surface of slide block (5), the lower end of sliding pin (6) embeds in described chute (10), outer end and the sliding pin (6) of spring (7) offset, drift (1) is provided with in the top of slide block (5), described drift (1) is hood-shaped body, the internal face of drift (1) is taper seat, and the tapering of the circular conical surface of inner wall of drift (1) is equal with the tapering of the outer wall taper seat of slide block (5),
Also be provided with cushion block (3), cushion block (3) is arranged on the top of cover plate (4), and the endoporus tight fit of the little cylindrical of cushion block (3) and described cover plate (4);
The outside wall surface of described die holder (8) is taper seat, and the tapering of the outer wall taper seat of die holder (8) is equal with the tapering of the circular conical surface of inner wall of drift (1), and the outside wall surface bottom diameter of die holder (8) is equal with the internal face bottom diameter of drift (1).
2. the die device of punching press internal spline as claimed in claim 1, is characterized in that: described slide block (5) has 3 ~ 6 pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397374.7A CN103447390B (en) | 2013-09-04 | 2013-09-04 | The die device of punching press internal spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397374.7A CN103447390B (en) | 2013-09-04 | 2013-09-04 | The die device of punching press internal spline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103447390A CN103447390A (en) | 2013-12-18 |
| CN103447390B true CN103447390B (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310397374.7A Active CN103447390B (en) | 2013-09-04 | 2013-09-04 | The die device of punching press internal spline |
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| Country | Link |
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| CN (1) | CN103447390B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752705B (en) * | 2014-01-26 | 2016-06-01 | 无锡市神力齿轮冷挤有限公司 | The mould device of punching press male spline groove |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430649A (en) * | 2011-10-31 | 2012-05-02 | 湖南大学 | Die structure for stretching at negative angle |
| CN202239190U (en) * | 2011-08-18 | 2012-05-30 | 安徽小小神童童车有限公司 | A curved pipe hole-punching device |
| CN102554036A (en) * | 2011-12-29 | 2012-07-11 | 无锡曙光模具有限公司 | Big round mouth mould of diffuser in automobile exhaust gas recirculation system |
| CN102554961A (en) * | 2010-12-31 | 2012-07-11 | 厦门市易洁卫浴有限公司 | Intro-pipe punching device |
| CN203459529U (en) * | 2013-09-04 | 2014-03-05 | 无锡市神力齿轮冷挤有限公司 | Mold device for stamping internal spline |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2821995B2 (en) * | 1994-11-07 | 1998-11-05 | 本田技研工業株式会社 | Snap ring groove forming device for clutch drum |
| JP5231716B2 (en) * | 2005-04-12 | 2013-07-10 | 株式会社クリアテック | Forging device for toothed rotating parts |
-
2013
- 2013-09-04 CN CN201310397374.7A patent/CN103447390B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554961A (en) * | 2010-12-31 | 2012-07-11 | 厦门市易洁卫浴有限公司 | Intro-pipe punching device |
| CN202239190U (en) * | 2011-08-18 | 2012-05-30 | 安徽小小神童童车有限公司 | A curved pipe hole-punching device |
| CN102430649A (en) * | 2011-10-31 | 2012-05-02 | 湖南大学 | Die structure for stretching at negative angle |
| CN102554036A (en) * | 2011-12-29 | 2012-07-11 | 无锡曙光模具有限公司 | Big round mouth mould of diffuser in automobile exhaust gas recirculation system |
| CN203459529U (en) * | 2013-09-04 | 2014-03-05 | 无锡市神力齿轮冷挤有限公司 | Mold device for stamping internal spline |
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| Publication number | Publication date |
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| CN103447390A (en) | 2013-12-18 |
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