CN203140582U - Punch forming die for center hole and cutting groove on diaphragm spring - Google Patents
Punch forming die for center hole and cutting groove on diaphragm spring Download PDFInfo
- Publication number
- CN203140582U CN203140582U CN 201320059029 CN201320059029U CN203140582U CN 203140582 U CN203140582 U CN 203140582U CN 201320059029 CN201320059029 CN 201320059029 CN 201320059029 U CN201320059029 U CN 201320059029U CN 203140582 U CN203140582 U CN 203140582U
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- plate
- punch
- die
- diaphragm spring
- stripper
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Abstract
The utility model discloses a punch forming die for a center hole and a cutting groove on a diaphragm spring. The punch forming die comprises an upper die holder, a lower die holder, a guide sleeve and a guide post, an upper mounting plate, an upper base plate, an upper fixed plate, a female die and a stripper plate are sequentially mounted at the bottom of the upper die holder, the stripper plate is fixed onto the upper mounting plate through a stripper bolt, and stripper rubber is mounted between the upper mounting plate and the stripper plate. A lower mounting plate, a lower fixed plate and a retainer plate are sequentially mounted at the top of the lower die holder, a positioning pin is mounted between the retainer plate and the lower mounting plate, a male die is mounted on the lower fixed plate and comprises nine circularly and uniformly distributed male die blocks, the top of each male die block comprises a plane section and a slope section, the length of the plane section of each male die block is 1-3mm, the slant angle alpha of the slope section of each male die block is 3-5 degrees, and cavities opposite to the nine male die blocks are arranged on the female die. The punch forming die is novel in structure, high in strength, not easy to damage and long in service life, and is mainly used for punching the center hole and the cutting groove on the diaphragm spring of an automobile clutch.
Description
Technical field
The utility model relates to the diel of making Automobile Clutch Plate Spring, the punch-forming mold of especially a kind of diaphragm spring mesopore and grooving.
Background technology
Referring to Fig. 1, the diaphragm spring of automobile is generally by referring to that 2 form separating on diaphragm spring body 1 and the diaphragm spring body 1, the separation of machined diaphragm spring refers at 2 o'clock, usually with diel the mesopore 3 on the diaphragm spring and grooving 4 punching out are come out earlier, behind the waste material blanking of mesopore 3 and grooving 4, just formed between grooving 4 and the grooving 4 and referred to 2 needed the separation.
Traditional diaphragm spring mesopore and the punch-forming mold of grooving are to adopt punch shown in Figure 2 and die punching out shown in Figure 3 to come out, shape in the middle of the punch is the same with the shape of mesopore, the shape of the peripheral fin of punch is the same with the shape of grooving, the shape that is mesopore and grooving is added together the shape of just in time forming punch, has the die cavity corresponding with punch on the die.During work, punch is directly gone out the waste material of mesopore and grooving, and the mode of employing punching processes mesopore and the grooving of diaphragm spring.This traditional diel is because punch has elongated fin, and the intensity extreme difference damages easily, causes the life-span of mould shorter.Therefore, the punch-forming mold of a kind of diaphragm spring mesopore that can address the above problem well of design and grooving is very to be necessary.
Summary of the invention
The purpose of this utility model be exactly to solve the punch strength of punch-forming mold of conventional film flat spring mesopore and grooving relatively poor, damage and problem such as service life is short easily, the punch-forming mold of a kind of high-intensity diaphragm spring mesopore and grooving is provided.
Concrete scheme of the present utility model is: improve at traditional diaphragm spring mesopore and the punch-forming mold of grooving, it includes over against upper bolster and the die shoe arranged, the guide pin bushing and the guide pillar that cooperatively interact are housed respectively on upper bolster and the die shoe, the bottom of upper bolster is equipped with upper mounting plate, upper padding plate, upper mounted plate, die and stripper successively, stripper is fixed on the upper mounting plate by the discharging screw, and the discharging rubber also is housed between upper mounting plate and the stripper; The top of die shoe is equipped with lower installation board, bottom plate and retainer plate successively, and the punch that stretches out retainer plate is housed on the bottom plate, and alignment pin also is housed between retainer plate and the lower installation board; It is characterized in that: described punch is made up of nine rounded uniform convex modules, the top of each convex module is made up of planar section and bevel phase, the planar section length L of convex module is 1~3mm, the bevel phase inclined angle alpha of convex module is 3~5 °, has the cavity of arranging over against nine convex modules on the die.
Die described in the utility model is positioned at upper mounted plate and fixedlys connected with upper padding plate by screw.
The adjustment piece also is housed between retainer plate described in the utility model and the lower installation board.
Punch described in the utility model is contained in the bottom plate, and retainer plate is stretched out at the top of punch.
Lifting Device is housed in the die shoe described in the utility model, and the ejector beam of Lifting Device passes lower installation board, bottom plate and punch successively.
The utility model adopts reverse thinking, utilize punch with the separation of diaphragm spring refer to dash perk slightly, waste material and the diaphragm spring at mesopore and grooving place are separated, obtain the shape of mesopore and grooving indirectly in the mode of blanking.Not only satisfy the requirement of manufacturing, but also intensity and the service life of having improved mould have greatly brought huge economic benefit to enterprise.
Description of drawings
Fig. 1 is the front view of the utility model diaphragm spring to be processed;
Fig. 2 is the punch structure schematic diagram of the punch-forming mold of conventional film flat spring mesopore and grooving;
Fig. 3 is the die structural representation of the punch-forming mold of conventional film flat spring mesopore and grooving;
Fig. 4 is main cutaway view of the present utility model;
Fig. 5 is the sectional schematic diagram of die in the utility model;
Fig. 6 is the sectional schematic diagram of punch in the utility model;
Fig. 7 is the front view of convex module in the utility model;
Fig. 8 is the I place enlarged diagram of Fig. 7;
Fig. 9 is the work schematic diagram of the utility model punching press for the first time;
Figure 10 is the A-A cutaway view of Fig. 9;
Figure 11 is the work schematic diagram of the utility model punching press for the second time;
Figure 12 is the B-B cutaway view of Figure 11.
Among the figure: 1-diaphragm spring body, 2-separates and refers to 3-mesopore, 4-grooving, 5-upper bolster, the 6-upper mounting plate, 7-discharging screw, 8-upper mounted plate, 9-upper padding plate, 10-die, 11-discharging rubber, 12-stripper, 13-retainer plate, 14-alignment pin, the 15-bottom plate, 16-ejector beam, 17-Lifting Device, 18-punch, the 19-lower installation board, 20-adjusts piece, 21-die shoe, 22-guide pillar, the 23-guide pin bushing, 24-convex module, the planar section at 25-convex module top, the bevel phase at 26-convex module top.
The specific embodiment
Referring to Fig. 4, the utility model includes over against upper bolster 5 and the die shoe 21 arranged, the guide pin bushing 23 and the guide pillar 22 that cooperatively interact are housed respectively on upper bolster 5 and the die shoe 21, the bottom of upper bolster 5 is equipped with upper mounting plate 6, upper padding plate 9, upper mounted plate 8, die 10 and stripper 12 successively, stripper 12 is fixed on the upper mounting plate 6 by discharging screw 7, between upper mounting plate 6 and the stripper 12 discharging rubber 11 is housed also; The top of die shoe 21 is equipped with lower installation board 19, bottom plate 15 and retainer plate 13 successively, and the punch 18 that stretches out retainer plate 13 is housed on the bottom plate 15, between retainer plate 13 and the lower installation board 19 alignment pin 14 is housed also.Referring to Fig. 5, Fig. 6, Fig. 7 and Fig. 8, improvements of the present utility model are: described punch 18 is made up of nine rounded uniform convex modules 24, the top of each convex module 24 is made up of planar section 25 and bevel phase 26, the length L of the planar section 25 of convex module 24 is 1mm, the inclined angle alpha of the bevel phase 26 of convex module 24 is 4 °, has the cavity of arranging over against nine convex modules 24 on the die 10.
Referring to Fig. 4, die described in the present embodiment 10 is positioned at upper mounted plate 8 and fixedlys connected with upper padding plate 9 by screw.
Referring to Fig. 4, also be equipped with between retainer plate described in the present embodiment 13 and the lower installation board 19 and adjust piece 20.
Referring to Fig. 4, punch described in the present embodiment 18 is contained in the bottom plate 15, and retainer plate 13 is stretched out at the top of punch 18.
Referring to Fig. 4, Lifting Device 17 is housed in the die shoe described in the present embodiment 21, the ejector beam 16 of Lifting Device 17 passes lower installation board 19, bottom plate 15 and punch 18 successively.
Operation principle of the present utility model is: referring to Fig. 1, have 18 separation to refer to 2 and 18 groovings 4 on the diaphragm spring, need punching press at twice to finish.Referring to Fig. 6, Fig. 9 and Figure 10, during punching press for the first time, forcing press drives patrix and moves downward, and spaced apart nine separation refer to that 2 carry out punching press to nine convex modules 24 to diaphragm spring respectively.Referring to Fig. 7 and Fig. 8, the top of convex module 24 is made up of planar section 25 and bevel phase 26, and the separation of planar section 25 corresponding diaphragm springs refers to 2 end.When punching press was for the first time finished, spaced apart nine separation referred to be cut off between the plate of 2 end and mesopore 3, and at this moment, nine separation refer to 2 inboard slight perk and separate with the plate of mesopore 3.Forcing press drives patrix and resets, the artificial diaphragm spring that rotates, mould refers to that to other nine spaced apart separation 2 carry out punch forming again, referring to Fig. 6, Figure 11 and Figure 12, during punching press for the second time, forcing press drives patrix again and moves downward, nine convex modules 24 refer to that to other nine spaced apart separation 2 carry out punch forming again, the course of work is identical with punching press for the first time, nine convex modules 24 make other nine spaced apart separation refer to that 2 end and the plate of mesopore 3 separate, and adjacent separation in twos refers to that 2 have also separated, the plate of the plate of mesopore 3 and grooving 4 has just been realized separating with diaphragm spring so, and mesopore 3 and grooving 4 on the diaphragm spring have just processed.
The selection of size, specification and the material of upper bolster 5 of the present utility model, upper mounting plate 6, discharging screw 7, upper mounted plate 8, upper padding plate 9, die 10, discharging rubber 11, stripper 12, retainer plate 13, alignment pin 14, bottom plate 15, ejector beam 16, Lifting Device 17, punch 18, lower installation board 19, adjustment piece 20, die shoe 21, guide pillar 22, guide pin bushing 23 and convex module 24; can adjust according to actual needs; these adjustment there is no the change of substantive principle, all belong to protection domain of the present utility model.
Claims (5)
1. the punch-forming mold of a diaphragm spring mesopore and grooving, include over against upper bolster and the die shoe arranged, the guide pin bushing and the guide pillar that cooperatively interact are housed respectively on upper bolster and the die shoe, the bottom of upper bolster is equipped with upper mounting plate, upper padding plate, upper mounted plate, die and stripper successively, stripper is fixed on the upper mounting plate by the discharging screw, and the discharging rubber also is housed between upper mounting plate and the stripper; The top of die shoe is equipped with lower installation board, bottom plate and retainer plate successively, and the punch that stretches out retainer plate is housed on the bottom plate, and alignment pin also is housed between retainer plate and the lower installation board; It is characterized in that: described punch is made up of nine rounded uniform convex modules, the top of each convex module is made up of planar section and bevel phase, the planar section length L of convex module is 1~3mm, the bevel phase inclined angle alpha of convex module is 3~5 °, has the cavity of arranging over against nine convex modules on the die.
2. the punch-forming mold of a kind of diaphragm spring mesopore according to claim 1 and grooving, it is characterized in that: described die is positioned at upper mounted plate and fixedlys connected with upper padding plate by screw.
3. the punch-forming mold of a kind of diaphragm spring mesopore according to claim 1 and grooving is characterized in that: the adjustment piece also is housed between described retainer plate and the lower installation board.
4. the punch-forming mold of a kind of diaphragm spring mesopore according to claim 1 and grooving, it is characterized in that: described punch is contained in the bottom plate, and retainer plate is stretched out at the top of punch.
5. the punch-forming mold of a kind of diaphragm spring mesopore according to claim 1 and grooving, it is characterized in that: in the described die shoe Lifting Device is housed, the ejector beam of Lifting Device passes lower installation board, bottom plate and punch successively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320059029 CN203140582U (en) | 2013-02-03 | 2013-02-03 | Punch forming die for center hole and cutting groove on diaphragm spring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320059029 CN203140582U (en) | 2013-02-03 | 2013-02-03 | Punch forming die for center hole and cutting groove on diaphragm spring |
Publications (1)
Publication Number | Publication Date |
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CN203140582U true CN203140582U (en) | 2013-08-21 |
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Application Number | Title | Priority Date | Filing Date |
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CN 201320059029 Expired - Fee Related CN203140582U (en) | 2013-02-03 | 2013-02-03 | Punch forming die for center hole and cutting groove on diaphragm spring |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104338820A (en) * | 2014-10-20 | 2015-02-11 | 重庆长安离合器制造有限公司 | Continuous punching method of diaphragm spring |
-
2013
- 2013-02-03 CN CN 201320059029 patent/CN203140582U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104338820A (en) * | 2014-10-20 | 2015-02-11 | 重庆长安离合器制造有限公司 | Continuous punching method of diaphragm spring |
CN104338820B (en) * | 2014-10-20 | 2016-04-27 | 重庆长安离合器制造有限公司 | Diaphragm spring continuous stamping method |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20140203 |