CN101653801B - Stamping die for forming punching scrap and peripheral flanging simultaneously - Google Patents
Stamping die for forming punching scrap and peripheral flanging simultaneously Download PDFInfo
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- CN101653801B CN101653801B CN2009101846327A CN200910184632A CN101653801B CN 101653801 B CN101653801 B CN 101653801B CN 2009101846327 A CN2009101846327 A CN 2009101846327A CN 200910184632 A CN200910184632 A CN 200910184632A CN 101653801 B CN101653801 B CN 101653801B
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Abstract
The invention discloses a stamping die for forming a punching scrap and a peripheral flanging simultaneously. The stamping die comprises an upper die and a lower die which are guided and fixed through an inner guide pillar arranged on the upper die and an inner guide sleeve arranged on the lower die, wherein the upper die is provided with a punching terrace die and a bending terrace die; the punching terrace die is fixed on a terrace die fixed plate through an upper die screw; the bending terrace die is a movable member and is located in the terrace die fixed plate; the lower die is provided with a bending female die and a punching female die; and the punching terrace die and the bending terrace die of the upper die respectively correspond to the punching female die and the bending female die of the lower die. The invention reduces the procedure, personnel, stamping devices, containers of semi-finished products, sites and the like so that the use ratio of materials is higher. At the same time, the invention realizes the automatic production, increases the efficiency by nearly seven times, thereby improving the labor efficiency and the precision of products, reducing the unit price of parts and improving the market competitiveness of products.
Description
Technical field
The present invention relates to a kind of punch-forming mold, more particularly a kind of diel that in progressive die, realizes die-cut scrap (bridge) and peripheral flanging synchronous forming.
Background technology
Some stamping products in the market, the part of whole flange more particularly, mainly be by blanking with the single die tool, die-cut, operations such as flange are finished, more advanced operation also is by progressive die the operation outside the flange all to be finished, realize this procedure of flange by the single die tool again, can't be implemented in the progressive die die-cut scrap (bridge) and bending synchronous forming all around, therefore part of punching press needs several procedures to add together just to finish, make utilization rate of raw materials low, the accuracy of manufacture of part is low, the size instability, the scrappage height, production efficiency is very low, needs a large amount of personnel simultaneously, pressing equipment, half-finished Turnover Box, place or the like.
Summary of the invention
In order to overcome the problem that prior art exists, the object of the present invention is to provide the high die-cut scrap (bridge) of a kind of part accuracy of manufacture height, dimensionally stable, production efficiency and the diel of peripheral flanging synchronous forming.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is:
The diel of a kind of die-cut scrap (bridge) and peripheral flanging synchronous forming, comprise upper die and lower die, wherein patrix comprises upper bolster, upper padding plate, punch retainer, discharging backboard and stripper, counterdie comprises lower bolster, lower bolster and die shoe, cooperates and realizes guiding and fix by being arranged on the inner guiding post on the patrix and being arranged on interior guide pin bushing on the counterdie between patrix and the counterdie.
Described patrix (scrap (bridge) and last semi-finished product place) also is provided with die-cut punch and bending punch, die-cut punch is fixed on the punch retainer by the patrix screw, the bending punch is positioned at punch retainer, it is a movable part, be provided with spacing collar and screw in bending punch upper end, can control the movable stroke of bending punch, spacing collar is affiliated on upper padding plate, and in the upper bolster of spacing collar upper end, be provided with the patrix spring, the patrix spring withstands on the spacing collar, the upper end of patrix spring also is provided with set screw, can play the effect of the spring force of regulating the patrix spring;
Described counterdie is provided with bending die and die-cut die on lower bolster, the inboard of bending die is provided with the binder floating block, under off working state, the surface of bending die and binder floating block at grade, be provided with push rod and counterdie spring below the binder floating block, the flange of push rod is affiliated on lower bolster, and the counterdie spring withstands on the push rod, and the bottom of counterdie spring is provided with the counterdie set screw of the pressure-plate-force that is used for regulating the binder floating block;
The die-cut punch of patrix is corresponding with the die-cut die of counterdie, and the bending punch of patrix is corresponding with the bending die of counterdie.
Under off working state, the above-mentioned height of the die-cut punch of the aspect ratio of bending punch in stripper in stripper exceeds a parameter K, and the K value is according to the bending of product height and the product material is thick sets.
Above-mentioned bending die and die-cut die are on same inserting.
Further, be milled with a groove around near the bending punch, be used for the part after the moulding kept away position and discharging effect, and the highly high 0.1mm of the bending of the depth ratio product of groove contacted of stripper and die-cut material.
The side of above-mentioned binder floating block is provided with a boss, is affiliated at bending die inwall by boss, jumps out when preventing work.
Power behind above-mentioned complete stroke of patrix spring pressure is less than the precompression of counterdie spring.
The invention has the beneficial effects as follows: the present invention only need use once the cover progressive die can finish all molding procedure that have peripheral flanging class part, reduced operation, and then personnel have been reduced, pressing equipment, quantity such as half-finished Turnover Box and place, in addition, because the scrap (bridge) design is in the centre, than the process of traditional scrap (bridge) on both sides, its stock utilization exceeds a lot, simultaneously, the present invention also has high-precision guiding and reaches spacing system accurately, automatic feed mechanism is equipped with and, automatically go out part, devices such as safety detection, realized automated production, efficient has improved nearly seven times, has improved efficiency on the one hand, improved the product precision, reduce the unit price of part on the other hand, improved the competitiveness of product in market.
Description of drawings
Fig. 1 is the part stock layout figure of production product of the present invention;
Fig. 2 is the opening figure of one embodiment of the invention;
Fig. 3 is the closure state figure of one embodiment of the invention;
Fig. 4 is the A portion enlarged drawing of Fig. 2;
Fig. 5 is the B portion enlarged drawing of Fig. 2;
Fig. 6 is a production flow chart of the present invention.
Main Reference numeral implication is among the figure:
1, patrix set screw 2, patrix spring 3, upper bolster 4, screw
5, spacing collar 6, upper padding plate 7, punch retainer 8, discharging backboard
9, product 12, lower bolster after stripper 10, bending punch 11, the moulding
13, bending die 14, binder floating block 15, lower bolster 16, push rod
17, die shoe 18, counterdie spring 19, counterdie set screw 20, die-cut punch
21, blow pin 22, die-cut die 23, die-cut waste material 24, inner guiding post
25 pilot pins 26, interior guide pin bushing 30, scrap (bridge) material 31, semi-finished product
The specific embodiment
Below in conjunction with accompanying drawing, describe the specific embodiment of the present invention in detail:
Fig. 1 is the part stock layout figure of production product of the present invention.
As shown in Figure 1: the scrap (bridge) material 30 of dash area will cut, and the part that scales off simultaneously is still for semi-finished product, and wherein the part material of semi-finished product 31 still need make progress along the position of dotted line just can become finished product after the bending, and this two steps operation is finished simultaneously.
Fig. 2 is the opening figure of one embodiment of the invention; Fig. 3 is the closure state figure of one embodiment of the invention; Fig. 4 is the A portion enlarged drawing of Fig. 2; Fig. 5 is the B portion enlarged drawing of Fig. 2.
Extremely shown in Figure 5 as Fig. 2: the diel of a kind of die-cut scrap (bridge) and peripheral flanging synchronous forming, comprise upper die and lower die, wherein patrix comprises upper bolster 3, upper padding plate 6, punch retainer 7, discharging backboard 8 and stripper 9, counterdie comprises lower bolster 12, lower bolster 15 and die shoe 17, cooperates and realize guiding and fix by being arranged on the inner guiding post 24 on the patrix and being arranged on interior guide pin bushing 26 on the counterdie between patrix and the counterdie, around contacted close bending punch 10 of stripper 9 and die-cut material, be milled with a groove, be used for to the part after the moulding keep away the position and the discharging effect, the highly high 0.1mm of the bending of the depth ratio product of groove.
Also be provided with die-cut punch 20 and bending punch 10 on the patrix, die-cut punch 20 is fixed on the punch retainer 7 by the patrix screw, bending punch 10 is positioned at punch retainer 7, it is a movable part, roll over it by stripper 9 guiding, under off working state, the height of the die-cut punch 20 of the aspect ratio of described bending punch 10 in stripper 9 in stripper 9 exceeds a parameter K, the K value is according to the bending of product height and the product material is thick sets, be provided with spacing collar 5 and screw 4 in bending punch 10 upper ends, spacing collar 5 is affiliated on upper padding plate 6, and in the upper bolster 3 of spacing collar 5 upper ends, be provided with patrix spring 2, for bending punch 10 provides an elastic force, 2 on patrix spring is on spacing collar 5, spacing collar 5 is used to control the stroke range of die-cut punch 10, and the upper end of patrix spring 2 also is provided with the patrix set screw 1 of the spring force of regulating patrix spring 2, can work to regulate the patrix spring force.
The lower bolster 12 of counterdie is provided with bending die 13 and die-cut die 22, and bending die 13 and die-cut die 22 are on same inserting.The inboard of bending die 13 is provided with binder floating block 14, under off working state, the surface of binder floating block 14 and bending die 13 at grade, the side of binder floating block 14 is provided with a boss, be affiliated at bending die inwall by boss, jump out when preventing to produce, be provided with push rod 16 and counterdie spring 18 below the binder floating block 14, the flange of push rod 16 is affiliated on lower bolster 15, counterdie spring 18 withstands on the push rod 16, and the bottom of counterdie spring 18 is provided with the counterdie set screw 19 of the pressure-plate-force that is used for regulating binder floating block 14.
The die-cut punch 20 of patrix is corresponding with the die-cut die 22 of counterdie, and the bending punch 10 of patrix is corresponding with the bending die 13 of counterdie, and the power behind complete stroke of patrix spring 2 pressures is less than the precompression of counterdie spring 18.
Fig. 6 is a production flow chart of the present invention.
As shown in Figure 6: when mould begins closure, the interior guide pin bushing 26 that inner guiding post 24 inserts in the lower bolster 12 is at first finished the guiding of mould up and down, the pilot pin 25 of patrix is with the billot correcting, stripper 9 is pushed down billot, this moment billot on not the semi-finished product of flange do not pushed down, patrix continues descending, the bending punch 10 that exceeds is prior to die-cut punch 20 contact materials, push down semifinished material together with the binder floating block 14 that is located at counterdie, still the precompression than the counterdie spring 18 at binder floating block 14 back sides is little during design the patrix spring 2 of patrix bending punch 10 back to be pressed power behind complete the stroke, mould continues die-cut punch 20 when descending and finishes die-cut to scrap (bridge) material 30 like this, and the semi-finished product that bending punch 10 and binder floating block 14 are pushed down not bending are motionless, and half-finished parts separates with billot.Patrix continues descending, patrix spring 2 at bending punch 10 back sides is finished whole compression travel, bending punch 10 backs contact with upper padding plate 6, and push down billot with the descending once more binder floating block 14 with counterdie of patrix and enter bending die 13, the flange around finishing.
Patrix is up with the top shoe of punch press after the mould choke-out, die-cut punch 20 is up with punch retainer 7, moulding section is because the pressure-plate-force of the bending punch 10 of the buoyant force rate patrix of binder floating block 14 is big, therefore this moment binder floating block 14 and on the bending punch 10 touched push down moulding after product 11 up together, the whole stroke of the counterdie spring 18 below covering binder floating block 14, stripper 9 is still pushed down billot, and then finish the discharging operation, patrix continues up, stripper 9 is up with patrix by the effect of limited screw, product 11 drops on the binder floating block 14 after the moulding, by near the blow pin 21 being located at product after the moulding 11 is blown out mould again, whole process flow is finished.
The foregoing description does not limit the present invention in any form, and all employings are equal to the technical scheme that mode obtained of replacement or equivalent transformation, all drop in protection scope of the present invention.
Claims (7)
1. the diel of die-cut scrap (bridge) and peripheral flanging synchronous forming, comprise upper die and lower die, wherein patrix comprises upper bolster (3), upper padding plate (6), punch retainer (7), discharging backboard (8) and stripper (9), counterdie comprises lower bolster (12), lower bolster (15) and die shoe (17), cooperate and realize guiding and fixing by being arranged on the inner guiding post (24) on the patrix and being arranged on interior guide pin bushing (26) on the counterdie between patrix and the counterdie, it is characterized in that:
Also be provided with die-cut punch (20) and bending punch (10) on the described patrix, die-cut punch (20) is fixed on the punch retainer (7) by the patrix screw, bending punch (10) is positioned at punch retainer (7), it is a movable part, be provided with spacing collar (5) and screw (4) in bending punch (10) upper end, spacing collar (5) is affiliated on upper padding plate (6), and in the upper bolster (3) of spacing collar (5) upper end, be provided with patrix spring (2), patrix spring (2) withstands on the spacing collar (5), and the upper end of patrix spring (2) also is provided with the patrix set screw (1) of the spring force of regulating patrix spring (2);
The lower bolster of described counterdie (12) is provided with bending die (13) and die-cut die (22), the inboard of bending die (13) is provided with binder floating block (14), under off working state, the surface of bending die (13) and binder floating block (14) at grade, be provided with push rod (16) and counterdie spring (18) below the binder floating block (14), the flange of push rod (16) is affiliated on lower bolster (15), counterdie spring (18) withstands on the push rod (16), and the bottom of counterdie spring (18) is provided with the counterdie set screw (19) of the pressure-plate-force that is used for regulating binder floating block (14);
The die-cut punch (20) of patrix is corresponding with the die-cut die (22) of counterdie, and the bending punch (10) of patrix is corresponding with the bending die (13) of counterdie.
2. the diel of die-cut scrap (bridge) according to claim 1 and peripheral flanging synchronous forming, it is characterized in that: under off working state, aspect ratio die-cut punch (20) the height stripper (9) in of described bending punch (10) in stripper (9) exceeds a parameter K.
3. the diel of die-cut scrap (bridge) according to claim 1 and peripheral flanging synchronous forming is characterized in that: described bending die (13) and die-cut die (22) are on same inserting.
4. the diel of die-cut scrap (bridge) according to claim 1 and peripheral flanging synchronous forming is characterized in that: be milled with a groove around contacted close bending punch (10) of the die-cut material of stripper (9).
5. the diel of die-cut scrap (bridge) according to claim 4 and peripheral flanging synchronous forming is characterized in that: the highly high 0.1mm of the bending of the depth ratio product of described groove.
6. the diel of die-cut scrap (bridge) according to claim 1 and peripheral flanging synchronous forming is characterized in that: the side of described binder floating block (14) is provided with a boss, is affiliated at bending die inwall by boss.
7. the diel of die-cut scrap (bridge) according to claim 1 and peripheral flanging synchronous forming is characterized in that: the power behind complete stroke of described patrix spring (2) pressure is less than the precompression of counterdie spring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101846327A CN101653801B (en) | 2009-08-26 | 2009-08-26 | Stamping die for forming punching scrap and peripheral flanging simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101846327A CN101653801B (en) | 2009-08-26 | 2009-08-26 | Stamping die for forming punching scrap and peripheral flanging simultaneously |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101653801A CN101653801A (en) | 2010-02-24 |
| CN101653801B true CN101653801B (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101846327A Active CN101653801B (en) | 2009-08-26 | 2009-08-26 | Stamping die for forming punching scrap and peripheral flanging simultaneously |
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2009
- 2009-08-26 CN CN2009101846327A patent/CN101653801B/en active Active
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| CN101653801A (en) | 2010-02-24 |
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Address after: 215316 No. 28, friendship road, Chengbei private science and Technology Industrial Park, Yushan Town, Kunshan, Jiangsu Patentee after: KUNSHAN LIANDE PREC MAT Co.,Ltd. Address before: 215316 No. 28, friendship road, Chengbei private science and Technology Industrial Park, Yushan Town, Kunshan, Jiangsu Patentee before: KUNSHAN LEMTECH PRECISION MACHINERY Co.,Ltd. |
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Address after: 215300 Jiangsu city in Kunshan Province, Zhangpu Wei Road No. 128 Patentee after: LIANDE PRECISION MATERIALS (CHINA) CO.,LTD. Address before: 215316 No. 28, friendship road, Chengbei private science and Technology Industrial Park, Yushan Town, Kunshan, Jiangsu Patentee before: KUNSHAN LIANDE PREC MAT Co.,Ltd. |