CN205165578U - Supporting mould that punches a hole - cut edge of rear axle oil baffle disc - Google Patents
Supporting mould that punches a hole - cut edge of rear axle oil baffle disc Download PDFInfo
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- CN205165578U CN205165578U CN201520974825.3U CN201520974825U CN205165578U CN 205165578 U CN205165578 U CN 205165578U CN 201520974825 U CN201520974825 U CN 201520974825U CN 205165578 U CN205165578 U CN 205165578U
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- die
- punching
- trimming
- plate
- pin bushing
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Abstract
The utility model discloses a supporting mould that punches a hole - cut edge of rear axle oil baffle disc, including last mould and lower mould, go up the mould and include die shank, cope match -plate pattern, upper padding plate, an upper fixed plate and side cut die, the shape chamber is connected to inside middle being equipped with of an upper fixed plate and side cut die, connects the middle and upper school mould ware that is equipped with in shape chamber, has pressure material piece, evenly be equipped with five in the middle of school mould ware inside towards aperture terrace die and one towards the macropore terrace die, the lower mould includes bottom plate, lower bolster and lower bolster, and the inside middle of bottom plate is equipped with the side cut compound die that punches a hole, and the side cut compound die that punches a hole is groove structure, is equipped with in the recess towards the macropore die, goes up and is equipped with side cut guiding mechanism between the lower mould, it is equipped with the tight shedding mechanism of pre -compaction to press between material piece and the cope match -plate pattern. The utility model discloses being the process one with the optimization of twice process, having promoted production beat hole, the side cut process is stable, has guaranteed that the whole face shaping of oil baffle disc is regular.
Description
Technical field
The utility model belongs to machining equipment field, relates to a kind of punching-trimming matching die of back axle oil baffle disc.
Background technology
Oil baffle disc is one of rear driving axle accessory, is arranged on brake hub, and it directly affects grease proofing, the dust-proof effect of rear driving axle.By fabrication processing traditional be at present: blanking → blanking-shaping → trimming-rush macropore → rush aperture, reaches product design requirement.This production technology production efficiency is low, and production cost is high, and bad location when rushing aperture process operations, product quality is also more difficult reaches requirement (namely because secondary location).And traditional stamping die structure is guide pillar at present, guide pin bushing directly leads upper and lower template, die clearance controls by pincers worker manual skill completely, and such Mold Making precision is difficult to ensure; Therefore separately can ward off punching-trimming matching die and technique that small stream footpath designs and produces out a kind of back axle oil baffle disc, enhance productivity, ensure product quality, just seem particularly important.
Utility model content
The purpose of this utility model is the deficiency optimizing existing production technology, adapts to reality need, provides a kind of punching-trimming matching die of back axle oil baffle disc.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
Punching-trimming matching die of back axle oil baffle disc, comprises upper die and lower die,
Patrix comprises the die shank, cope match-plate pattern, upper padding plate, upper mounted plate and the trim die that are fastenedly connected successively from top to bottom;
Fixed plate is provided with the bosom of trim die and is connected shape chamber, connects in shape chamber and is provided with school mould device, have binder block; The interior periphery of school mould device is evenly provided with five and rushes Pinhole Punch, and centre is provided with one and rushes macropore punch; Rush Pinhole Punch and rush macropore punch and be slidably connected with the via hole in binder block respectively;
Described counterdie comprises the bottom plate, lower bolster and the lower bolster that are fastenedly connected successively from top to bottom;
The bosom of described bottom plate is provided with punching trimming compound die, and punching trimming compound die is groove structure, and groove body is provided with little punching, is provided with and rushes macropore die in groove; The notch both sides of described groove with rush Cavity that macropore die upper surface formed and binder block to press down profile all consistent with the lumen type face of oil baffle disc;
Trimming guiding mechanism is provided with between described upper and lower mould; Pre-pressing shedding mechanism is provided with between described binder block and cope match-plate pattern;
It is trimming station between the inner side of described trim die and the outside of punching trimming compound die; Describedly to rush between Pinhole Punch and the little punching of punching trimming compound die as rushing aperture station; Describedly to rush between macropore punch and the punching of rushing macropore die as rushing macropore station.
Be provided with loading and unloading material spring between binder block and cope match-plate pattern, loading and unloading material spring and binder block form the pre-pressing shedding mechanism of workpiece.
Described trimming guiding mechanism comprises guide pin bushing, guide pillar and guide plate; the below of described trim die is provided with guide plate; guiding shape chamber is provided with in the middle of guide plate; guiding shape chamber and punching trimming compound die are slidably connected; guide plate and bottom plate both sides are provided with guide pin bushing via hole; the guide pin bushing via hole of guide pin bushing and guide plate is slidably connected; guide pin bushing interference fit is arranged in bottom plate guide pin bushing via hole; described guide pillar is connected with trim die by interference fit; described lower bolster is provided with guide pillar via hole, and guide pin bushing and the guide pillar of the same side are slidably connected.
The double-faced clearance of guide pin bushing and guide pin bushing via hole is 0.16-0.18mm, and the double-faced clearance of guide pillar and guide pin bushing is 0.08-0.10mm, the guiding shape chamber in the middle of guide plate and punching trimming compound die two-sided between gap be 0.10-0.12mm.
Six lower discharging rubbers are equipped with between described guide plate and lower bolster.
The shape chamber interference fit of mould device upper end, school and upper mounted plate, the shape chamber interference fit of lower end and trim die.
Described bottom plate is staircase structural model, and step is up-small and down-big.
The beneficial effects of the utility model are:
1. the utility model realizes trimming while punching, adopt trimming guiding mechanism to lead to trim die simultaneously, effectively can ensure the stable of blank punching and trimming process, ensure that the aperture, each hole of oil baffle disc and each hole location is stable and overall appearance shape is regular.
2. multiple working procedure can be optimized for a procedure, promote productive temp, strengthen production capacity, reduce production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of the utility model part of the lower die;
Fig. 3 is the structural representation after the utility model Product processing;
Fig. 4 is the top view of Fig. 3;
In figure, die shank 1, cope match-plate pattern 2, upper padding plate 3, loading and unloading material spring 4, upper mounted plate 5, rush Pinhole Punch 6, guide pillar 7, school mould device 8, trim die 9, binder block 10, rush macropore punch 11, guide plate 12, guide pin bushing 13, bottom plate 14, punching trimming compound die 15, rush macropore die 16, lower bolster 17, lower discharging rubber 18, lower bolster 19.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Embodiment: see Fig. 1-Fig. 4.
Punching-trimming matching die of back axle oil baffle disc, comprises upper die and lower die,
Patrix comprises the die shank 1, cope match-plate pattern 2, upper padding plate 3, upper mounted plate 5 and the trim die 9 that are fastenedly connected successively from top to bottom; The inner peripheral of trim die 9 is trimming sword;
Fixed plate 5 is provided with the bosom of trim die 9 and is connected shape chamber, connects in shape chamber and is provided with school mould device 8, have binder block 10; The interior periphery of school mould device 8 is evenly provided with five and rushes Pinhole Punch 6, and centre is provided with one and rushes macropore punch 11; Rush Pinhole Punch 6 and rush macropore punch 11 and be slidably connected with the via hole in binder block 10 respectively;
Described counterdie comprises the bottom plate 14, lower bolster 17 and the lower bolster 19 that are fastenedly connected successively from top to bottom;
The bosom of described bottom plate 14 is provided with punching trimming compound die 15, and punching trimming compound die 15 is groove structure, and groove body is provided with little punching, is provided with and rushes macropore die 16 in groove; The notch both sides of described groove with rush Cavity that macropore die 16 upper surface formed and binder block 10 to press down profile all consistent with the lumen type face of oil baffle disc;
Trimming guiding mechanism is provided with between described upper and lower mould; Pre-pressing shedding mechanism is provided with between described binder block 10 and cope match-plate pattern 2;
It is trimming station between the inner side of described trim die 9 and the outside of punching trimming compound die 15; Describedly to rush between Pinhole Punch 6 and the little punching of punching trimming compound die 15 as rushing aperture station; Describedly to rush between macropore punch 11 and the punching of rushing macropore die 16 as rushing macropore station.
Be provided with loading and unloading material spring 4 between binder block 10 and cope match-plate pattern 2, loading and unloading material spring 4 and binder block 10 form the pre-pressing shedding mechanism of workpiece.
Described trimming guiding mechanism comprises guide pin bushing 13, guide pillar 7 and guide plate 12, the below of described trim die 9 is provided with guide plate 12, guiding shape chamber is provided with in the middle of guide plate 12, guiding shape chamber and punching trimming compound die 15 are slidably connected, guide plate 12 and bottom plate 14 both sides are provided with guide pin bushing via hole, guide pin bushing 13 is slidably connected with the guide pin bushing via hole of guide plate 12, guide pin bushing 13 interference fit is arranged in bottom plate 14 guide pin bushing via hole, described guide pillar 7 is connected with trim die 9 by interference fit, described lower bolster 17 is provided with guide pillar via hole, guide pin bushing 13 and the guide pillar 7 of the same side are slidably connected.Because the wall thickness at the thinnest cutting edge place of punching trimming compound die 15 only has 2.9mm, if do not set up guide plate 12, punching trimming compound die 15 easily ftractures at the thinnest cutting edge place, such guide plate 12 both play the guiding role to punching trimming compound die 15, and guide plate 12 hold concurrently again stripper effect and improve the intensity of punching trimming compound die 15, extend die life.
The double-faced clearance of guide pin bushing and guide pin bushing via hole is 0.16-0.18mm, and guide pillar 7 is 0.08-0.10mm with the double-faced clearance of guide pin bushing 13, the guiding shape chamber in the middle of guide plate 12 and punching trimming compound die 15 two-sided between gap be 0.10-0.12mm.The uniformity of such die clearance does not just control by pincers worker manual skill, but ensures by machine finish.
Six lower discharging rubbers 18 are equipped with between described guide plate 12 and lower bolster 17.Punching trimming compound die 15 can be made so highly as far as possible to reduce, thus improve the rigidity of punching trimming compound die 15, make again lower discharging rubber 18 have enough stripping forces.
The shape chamber interference fit of mould device 8 upper end, school and upper mounted plate 5, the shape chamber interference fit of lower end and trim die 9.The position degree rushing Pinhole Punch 6, rush macropore punch 11 and trim die 9 of such part of the upper die just not by fitter assembly hand-guided, but ensures automatically by school mould device 8.
Described bottom plate 14 is staircase structural model, and step is up-small and down-big.The level altitude of punching trimming compound die 15 can be made so as far as possible high, thus improve the intensity of compound die 15, extend die life.
The operation principle of utility model is summarized as follows:
1st step: the punching of back axle oil baffle disc-trimming matching die is arranged on forcing press;
2nd step: the prefabricated oil baffle disc workpiece after blanking, forming process is placed in the groove of the centre of punching trimming compound die 15 and locates;
3rd step: start forcing press, forcing press with cope match-plate pattern 2, upper padding plate 3 and upper mounted plate 5, rush Pinhole Punch 6, trim die 9, rush macropore punch 11 and run downwards with lathe upper table, binder block 10 under the pressure effect of loading and unloading material spring 4 with compound die 15 first by Work-sheet pressing, then rush Pinhole Punch 6, trim die 9, rush macropore punch 11 and move downward with compound die 15 and rush macropore die 16 and complete workpiece and rush macropore, rush aperture and trimming operation;
4th step: workpiece rushes macropore, rushes aperture, after trimming processing, forcing press makes cope match-plate pattern 2, upper padding plate 3 and upper mounted plate 5, rushes Pinhole Punch 6, trim die 9, rush macropore punch 11 return, then binder block 10 unloads workpiece under loading and unloading material spring 4 acts on, guide plate 12 unloads trimming waste material under lower discharging rubber 18 active force, and rush macropore and the waste material that rushes aperture spills from counterdie and lathe lower table, then take out workpiece and trimming waste material with aid; And load in body feed tank.
After adopting the utility model mould and processing technology, fall to rushing macropore, rush the relative dimensions such as aperture, trimming all in the margin of tolerance, ensure that back axle oil baffle disc reaches product drawing designing requirement, traditional two procedures is combined as a procedure, production efficiency improves 87%, improve 85 times die life, constant product quality, and save the mould development expense of a set of operation.
Claims (7)
1. punching-trimming matching die of back axle oil baffle disc, comprises upper die and lower die, it is characterized in that,
Patrix comprises the die shank (1), cope match-plate pattern (2), upper padding plate (3), upper mounted plate (5) and the trim die (9) that are fastenedly connected successively from top to bottom;
Fixed plate (5) is provided with the bosom of trim die (9) and is connected shape chamber, connects in shape chamber and is provided with school mould device (8), have binder block (10); The interior periphery in school mould device (8) is evenly provided with five and rushes Pinhole Punch (6), and centre is provided with one and rushes macropore punch (11); Rush Pinhole Punch (6) and rush macropore punch (11) and be slidably connected with the via hole in binder block (10) respectively;
Described counterdie comprises the bottom plate (14), lower bolster (17) and the lower bolster (19) that are fastenedly connected successively from top to bottom;
The bosom of described bottom plate (14) is provided with punching trimming compound die (15), and punching trimming compound die (15) is groove structure, and groove body is provided with little punching, is provided with and rushes macropore die (16) in groove; The notch both sides of described groove with rush Cavity that macropore die (16) upper surface formed and binder block (10) to press down profile all consistent with the lumen type face of oil baffle disc;
Trimming guiding mechanism is provided with between described upper die and lower die; Pre-pressing shedding mechanism is provided with between described binder block (10) and cope match-plate pattern (2);
It is trimming station between the inner side of described trim die (9) and the outside of punching trimming compound die (15); For rushing aperture station between described little punching of rushing Pinhole Punch (6) and punching trimming compound die (15); Describedly to rush between macropore punch (11) and the punching of rushing macropore die (16) as rushing macropore station.
2. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 1, it is characterized in that, be provided with loading and unloading material spring (4) between binder block (10) and cope match-plate pattern (2), loading and unloading material spring (4) and binder block (10) form the pre-pressing shedding mechanism of workpiece.
3. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 1, it is characterized in that, described trimming guiding mechanism comprises guide pin bushing (13), guide pillar (7) and guide plate (12), the below of described trim die (9) is provided with guide plate (12), guiding shape chamber is provided with in the middle of guide plate (12), guiding shape chamber and punching trimming compound die (15) are slidably connected, guide plate (12) and bottom plate (14) both sides are provided with guide pin bushing via hole, guide pin bushing (13) is slidably connected with the guide pin bushing via hole of guide plate (12), guide pin bushing (13) interference fit is arranged in bottom plate (14) guide pin bushing via hole, described guide pillar (7) is connected with trim die (9) by interference fit, described lower bolster (17) is provided with guide pillar via hole, guide pin bushing (13) and the guide pillar (7) of the same side are slidably connected.
4. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 3, it is characterized in that, guide pin bushing (13) is 0.16-0.18mm with the double-faced clearance of guide pin bushing via hole, guide pillar (7) is 0.08-0.10mm with the double-faced clearance of guide pin bushing (13), and the guiding shape chamber in the middle of guide plate (12) and the double-faced clearance of punching trimming compound die (15) are 0.10-0.12mm.
5. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 3, is characterized in that, is equipped with six lower discharging rubbers (18) between described guide plate (12) and lower bolster (17).
6. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 1, is characterized in that, the shape chamber interference fit of mould device (8) upper end, school and upper mounted plate (5), the shape chamber interference fit of lower end and trim die (9).
7. punching-trimming the matching die of a kind of back axle oil baffle disc according to claim 1, is characterized in that, described bottom plate (14) is staircase structural model, and step is up-small and down-big.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520974825.3U CN205165578U (en) | 2015-12-01 | 2015-12-01 | Supporting mould that punches a hole - cut edge of rear axle oil baffle disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520974825.3U CN205165578U (en) | 2015-12-01 | 2015-12-01 | Supporting mould that punches a hole - cut edge of rear axle oil baffle disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205165578U true CN205165578U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520974825.3U Expired - Fee Related CN205165578U (en) | 2015-12-01 | 2015-12-01 | Supporting mould that punches a hole - cut edge of rear axle oil baffle disc |
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| Country | Link |
|---|---|
| CN (1) | CN205165578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251893A (en) * | 2015-12-01 | 2016-01-20 | 江西江铃底盘股份有限公司 | Punching-trimming matched die for rear axle oil baffle disc and machining process of die |
-
2015
- 2015-12-01 CN CN201520974825.3U patent/CN205165578U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251893A (en) * | 2015-12-01 | 2016-01-20 | 江西江铃底盘股份有限公司 | Punching-trimming matched die for rear axle oil baffle disc and machining process of die |
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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 |
Granted publication date: 20160420 Termination date: 20181201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |