CN104128428A - Composite stamping die for supporting seat - Google Patents
Composite stamping die for supporting seat Download PDFInfo
- Publication number
- CN104128428A CN104128428A CN201410353451.3A CN201410353451A CN104128428A CN 104128428 A CN104128428 A CN 104128428A CN 201410353451 A CN201410353451 A CN 201410353451A CN 104128428 A CN104128428 A CN 104128428A
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- Prior art keywords
- die
- wedge
- movable wedge
- upper bolster
- installing plate
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Abstract
The invention discloses a composite stamping die for a supporting seat. A mounting plate is arranged between an upper die base and a lower die base and fixed to the upper die base, and a female die is arranged between the mounting plate and the lower die base and fixed to the lower die base; a side plate is arranged on the female die, and a locating pin is arranged in the side plate and connected with the side plate and the female die at the same time; a fixed wedge plate is arranged between the mounting plate and the lower die base, a movable wedge plate makes contact with the lower die base, and cavities communicated with each other are formed in the fixed wedge plate and the movable wedge plate respectively; a forming male die is arranged in the lower die base and the fixed wedge plate, and second springs are arranged between the forming male die and the movable wedge plate; a material pressing plate is arranged in one cavity, pull rods are arranged in the material pressing plate and arranged on the upper die base, and each pull rod is sleeved with a first spring; a die shank is arranged in the upper die base, and a punching male die is fixed to the die shank and arranged in the forming male die. One set of die is adopted for the stamping die to complete blanking, forming and punching of the supporting seat, and production efficiency is high.
Description
Technical field
The present invention relates to a kind of mould, especially relate to a kind of supporting base composite punching die.
Background technology
Mould, is the instrument for formed article, and this instrument consists of various parts.It mainly realizes the processing of article profile by the change of institute's moulding material physical state.Conventionally use in industry, in order to injection moulding, blowing, extrude, various moulds and instrument that the method such as die casting or forging forming, smelting, punching press, stretching obtains required product.Mould kind is a lot, can be divided into: the mould of the mould of processing metal and machining of non-metallic and powder metallurgy according to processing object and processing technology.By the difference of the material of institute's moulding, mould can be divided into hardware dies, plastic mould, with and special dies.According to design feature, mould can be divided into again the blanking die of plane and have the swaging die in space.Make under external force blank become the instrument of the product that has given shape and size.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and during the compression moulding of goods such as engineering plastics, rubber, pottery or the shaping of injection moulding process.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank, by outline line shape, separated (stamping-out) occur.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and two parts of cover half (or punch and die), the two partable.In the time of separately, take out product, while closing up, make blank inject mold cavity and be shaped.Mould is precision instrument, complex-shaped, bears the expansive force of blank, and structural strength, rigidity, case hardness, surface roughness and machining accuracy are all had higher requirements, and the development level that mould is produced is one of important symbol of machine-building level.Supporting base is the important sheet metal stamping parts on equipment, and using material is steel plate, material thickness δ=1.5mm.This part when not high, can adopt billot to be shaped on folder in single-piece or small lot batch manufacture and specification requirement, and aperture is made on drilling machine; Otherwise, should adopt punch die to be shaped.Traditional supporting base moulding is all generally to adopt blanking, shaping and punching 3 molds, and this process production efficiency is low, technological equipment is many, deficiency in economic performance.
Summary of the invention
The object of the invention is to overcome above-mentioned existing supporting base moulding and adopt blanking, shaping and punching 3 molds, the production efficiency that causes is low, technological equipment is many, the problem of deficiency in economic performance, designed a kind of supporting base composite punching die, this diel adopts a mold to complete blanking, shaping and the punching of supporting base, production efficiency is high, operation equipment is few, economic benefit is high, solved existing supporting base moulding and adopted blanking, shaping and punching 3 molds, the production efficiency that causes is low, technological equipment is many, the problem of deficiency in economic performance.
Object of the present invention is achieved through the following technical solutions: a kind of supporting base composite punching die, comprise upper bolster and die shoe, described upper bolster be arranged on die shoe directly over, between upper bolster and die shoe, be provided with installing plate, the top of installing plate and the bottom of upper bolster are fixed, between installing plate and die shoe, be provided with die, bottom and the die shoe of die are fixed, the top of die is provided with side plate, in side plate, be provided with alignment pin, alignment pin is connected with die with side plate simultaneously, fixing wedge between installing plate and die shoe, fixedly the top of wedge and the bottom of installing plate contact, fixedly wedge is arranged in the end face scope of die, the fixing formation inclined-plane, bottom one of wedge, and the most significant end on inclined-plane one is towards the fixing center line of wedge, fixedly the below of wedge is provided with movable wedge, movable wedge is arranged in die, the top of movable wedge is inclined-plane two, Er Yu inclined-plane, inclined-plane one coordinates and close contact, the movable bottom of wedge and the top of die shoe contact, fixedly in wedge and movable wedge, be provided with the cavity being interconnected, in die shoe, be provided with forming terrace die, after the cavity of the top of forming terrace die through die shoe and movable wedge, be arranged in the cavity of fixing wedge, between forming terrace die and movable wedge, be provided with spring two, the two ends of spring two contact with movable wedge with forming terrace die respectively, in the cavity of movable wedge, be provided with holding pad, holding pad is arranged on the top of forming terrace die, in holding pad, be provided with pull bar, the top of pull bar is arranged in upper bolster through installing plate, on the outer wall of pull bar, be sheathed with spring one, the two ends of spring one contact with installing plate with holding pad respectively, in upper bolster, be provided with die shank, the bottom of die shank is arranged in the cavity of fixing wedge through upper bolster, the bottom of die shank is fixed with piercing punch, piercing punch is arranged in forming terrace die after passing cavity and holding pad.
The bottom of described upper bolster is provided with upper guide bush, the top of die shoe is provided with lower guide pin bushing, between upper guide bush and lower guide pin bushing, be provided with guide pillar, the two ends of guide pillar are separately positioned in upper guide bush and lower guide pin bushing, and the axis of guide pillar is, the dead in line of the axis of upper guide bush, lower guide pin bushing.
The concave side wall of described forming terrace die forms groove one, and movable wedge forms groove two near the concave side wall of forming terrace die, and the two ends of spring two are separately positioned in groove one and groove two.
In sum, the invention has the beneficial effects as follows: this diel adopts a mold to complete blanking, shaping and the punching of supporting base, production efficiency is high, operation equipment is few, economic benefit is high, solved existing supporting base moulding and adopted blanking, shaping and punching 3 molds, the production efficiency that causes is low, technological equipment is many, the problem of deficiency in economic performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Mark and corresponding parts title in accompanying drawing: 1-upper bolster; 2-fixing wedge; 3-spring one; 4-die shank; 5-pull bar; 6-installing plate; 7-connecting pin; 8-upper guide bush; 9-side plate; 10-guide pillar; 11-die; 12-lower guide pin bushing; 13-die shoe; 14-movable wedge; 15-spring two; 16-forming terrace die; 17-groove one; 18-groove two; 19-workpiece; 20-holding pad; 21-alignment pin; 22-piercing punch.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment 1:
As shown in Figure 1, a kind of supporting base composite punching die, comprise upper bolster 1 and die shoe 13, described upper bolster 1 be arranged on die shoe 13 directly over, between upper bolster 1 and die shoe 13, be provided with installing plate 6, the bottom of the top of installing plate 6 and upper bolster 1 is fixed, between installing plate 6 and die shoe 13, be provided with die 11, the bottom of die 11 and die shoe 13 are fixing, the top of die 11 is provided with side plate 9, in side plate 9, be provided with alignment pin 21, alignment pin 21 is connected with die 11 with side plate 9 simultaneously, fixing wedge 2 between installing plate 6 and die shoe 1, fixedly the top of wedge 2 contacts with the bottom of installing plate 6, fixedly wedge 2 is arranged in the end face scope of die 11, the fixing formation inclined-plane, bottom one of wedge 2, and the most significant end on inclined-plane one is towards the fixing center line of wedge 2, fixedly the below of wedge 2 is provided with movable wedge 14, movable wedge 14 is arranged in die 11, the top of movable wedge 14 is inclined-plane two, Er Yu inclined-plane, inclined-plane one coordinates and close contact, the bottom of movable wedge 14 contacts with the top of die shoe 13, fixedly in wedge 2 and movable wedge 14, be provided with the cavity being interconnected, in die shoe 13, be provided with forming terrace die 16, after the cavity of the top of forming terrace die 16 through die shoe 13 and movable wedge 14, be arranged in the cavity of fixing wedge 2, between forming terrace die 16 and movable wedge 14, be provided with spring 2 15, the two ends of spring 2 15 contact with movable wedge 14 with forming terrace die 16 respectively, in the cavity of movable wedge 14, be provided with holding pad 20, holding pad 20 is arranged on the top of forming terrace die 16, in holding pad 20, be provided with pull bar 5, the top of pull bar 5 is arranged in upper bolster 1 through installing plate 6, on the outer wall of pull bar 5, be sheathed with spring 1, the two ends of spring 1 contact with installing plate with holding pad 20 respectively, in upper bolster 1, be provided with die shank 4, the bottom of die shank 4 is arranged in the cavity of fixing wedge 2 through upper bolster 1, the bottom of die shank 4 is fixed with piercing punch 22, after passing cavity and holding pad 20, piercing punch 22 is arranged in forming terrace die 16.Installing plate 6, fixedly wedge 2 and upper bolster 1 are connected to overall structure by connecting pin 7, when mould, is placed on blank billot on blanking die 11 and forming terrace die 16 during until operating position in limes superiors, and by side plate 9 and alignment pin 21 location.During mold work, upper bolster 1 is with press slide block down, and first, under the effect of spring 2 15, holding pad 20 compresses blank, and fixedly wedge 2 and die 11 complete the blanking operation of blank jointly, and piercing punch 22 completes the punching operation of φ 20 apertures; Along with the continuation of press slide block is descending, fixedly 2 pairs of blanks of wedge are implemented downward U-bend song; Meanwhile, fixedly wedge 2 promotion activity wedge 14Xiang mold center move, and make blank turning-in, complete the final forming process of workpiece.Finally, mould reaches bottom dead centre and starts to move upward with slide block, and fixedly wedge 2 and piercing punch 22 exit respectively blanking die 11 and forming terrace die 16, and spring 2 15 is replied promotion activity wedge 14 to mould two side shiftings.Now, the workpiece being shaped 19 can be taken out from mould, press work completes, then puts into next piece blank and carry out punching press, so circulation.This diel adopts a mold to complete blanking, shaping and the punching of supporting base, production efficiency is high, operation equipment is few, economic benefit is high, solved existing supporting base moulding and adopted blanking, shaping and punching 3 molds, the production efficiency that causes is low, technological equipment is many, the problem of deficiency in economic performance.
The bottom of described upper bolster 1 is provided with upper guide bush 8, the top of die shoe 13 is provided with lower guide pin bushing 12, between upper guide bush 8 and lower guide pin bushing 12, be provided with guide pillar 10, the two ends of guide pillar 10 are separately positioned in upper guide bush 8 and lower guide pin bushing 12, and the axis of guide pillar 10, the axis of upper guide bush 8 are, the dead in line of lower guide pin bushing 12.Guide pillar 10 and guide pin bushing are to limit upper bolster 1 each time with respect to die shoe 13 motion track accuracies, and each piece workpiece 19 ratio of briquetting is consistent.
The concave side wall of described forming terrace die 16 forms groove 1, and movable wedge 14 forms groove 2 18 near the concave side wall of forming terrace die 16, and the two ends of spring 2 15 are separately positioned in groove 1 and groove 2 18.Because spring 2 15 is the power parts that will move as promotion activity wedge 14.
Piercing punch material is Cr12MoV steel, heat treatment hardness 58～62HRC.Because punching hole diameter is larger, therefore this punch belongs to elongate rod, when design, should carry out pressure-bearing and unstability Bending strength check.Forming terrace die can be used T10A steel making, heat treatment hardness 56～60HRC.Forming terrace die shape is more complicated, and wall unevenness, therefore must be careful when heat treatment.Heat treatment deformation and the tearing tendency that when practical operation, can adopt delayed quenching or endoporus filling asbestos cord to alleviate workpiece.Blanking die can adopt tessellation type structure, after die wearing and tearing, only need pull down the sharpening of inserting, then install suitable pad additional, can keep punch and matrix gap constant.Cutting edge of die place T10A steel, heat treatment hardness 56～60HRC, fixes with screw and pin; Body 45 steel, heat treatment hardness 28～32HRC.Can reduce precious materials like this, increase economic efficiency.Fixedly wedge is important working part, has double action.When blank blanking, serve as punch; Also can promote movable matrix and move to mold center, make workpiece complete final shaping.Fixedly wedge operating frequency is high, stressed larger, recommendation T10A steel making, and harden to 56～60HRC, can obtain higher intensity, wearability and toughness.Movable tapered wedge adopts 45 steel, and heat treatment hardness 43～48HRC requires to have good wearability and kinetic stability.
The above; it is only preferred embodiment of the present invention; not the present invention is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technology of the present invention, method are done above embodiment in fact, within all falling into protection scope of the present invention.
Claims (3)
1. a supporting base composite punching die, comprise upper bolster (1) and die shoe (13), described upper bolster (1) be arranged on die shoe (13) directly over, it is characterized in that: between upper bolster (1) and die shoe (13), be provided with installing plate (6), the bottom of the top of installing plate (6) and upper bolster (1) is fixed, between installing plate (6) and die shoe (13), be provided with die (11), the bottom of die (11) and die shoe (13) are fixing, the top of die (11) is provided with side plate (9), in side plate (9), be provided with alignment pin (21), alignment pin (21) is connected with die (11) with side plate (9) simultaneously, fixing wedge (2) between installing plate (6) and die shoe (1), fixedly the top of wedge (2) contacts with the bottom of installing plate (6), fixedly wedge (2) is arranged in the end face scope of die (11), the fixing formation inclined-plane, bottom one of wedge (2), and the most significant end on inclined-plane one is towards the fixing center line of wedge (2), fixedly the below of wedge (2) is provided with movable wedge (14), movable wedge (14) is arranged in die (11), the top of movable wedge (14) is inclined-plane two, Er Yu inclined-plane, inclined-plane one coordinates and close contact, the bottom of movable wedge (14) contacts with the top of die shoe (13), fixedly in wedge (2) and movable wedge (14), be provided with the cavity being interconnected, in die shoe (13), be provided with forming terrace die (16), after the cavity of the top of forming terrace die (16) through die shoe (13) and movable wedge (14), be arranged in the cavity of fixing wedge (2), between forming terrace die (16) and movable wedge (14), be provided with spring two (15), the two ends of spring two (15) contact with movable wedge (14) with forming terrace die (16) respectively, in the cavity of movable wedge (14), be provided with holding pad (20), holding pad (20) is arranged on the top of forming terrace die (16), in holding pad (20), be provided with pull bar (5), the top of pull bar (5) is arranged in upper bolster (1) through installing plate (6), on the outer wall of pull bar (5), be sheathed with spring one (3), the two ends of spring one (3) contact with installing plate with holding pad (20) respectively, in upper bolster (1), be provided with die shank (4), the bottom of die shank (4) is arranged in the cavity of fixing wedge (2) through upper bolster (1), the bottom of die shank (4) is fixed with piercing punch (22), piercing punch (22) is arranged in forming terrace die (16) after passing cavity and holding pad (20).
2. a kind of supporting base composite punching die according to claim 1, it is characterized in that: the bottom of described upper bolster (1) is provided with upper guide bush (8), the top of die shoe (13) is provided with lower guide pin bushing (12), between upper guide bush (8) and lower guide pin bushing (12), be provided with guide pillar (10), the two ends of guide pillar (10) are separately positioned in upper guide bush (8) and lower guide pin bushing (12), and the dead in line of the axis of guide pillar (10), the axis of upper guide bush (8), lower guide pin bushing (12).
3. a kind of supporting base composite punching die according to claim 1, it is characterized in that: the concave side wall of described forming terrace die (16) forms groove one (17), movable wedge (14) forms groove two (18) near the concave side wall of forming terrace die (16), and the two ends of spring two (15) are separately positioned in groove one (17) and groove two (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410353451.3A CN104128428A (en) | 2014-07-24 | 2014-07-24 | Composite stamping die for supporting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410353451.3A CN104128428A (en) | 2014-07-24 | 2014-07-24 | Composite stamping die for supporting seat |
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| CN104128428A true CN104128428A (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410353451.3A Pending CN104128428A (en) | 2014-07-24 | 2014-07-24 | Composite stamping die for supporting seat |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668375A (en) * | 2015-03-25 | 2015-06-03 | 南通江中光电有限公司 | Forming stamping device for U-shaped piece |
| CN108526303A (en) * | 2018-03-28 | 2018-09-14 | 重庆熊氏运升汽车零部件有限公司 | A kind of panel punching press forming devices |
| CN108858428A (en) * | 2018-06-15 | 2018-11-23 | 苏康翔 | A kind of self-retaining formula plate drilling device and drilling method |
| CN109047597A (en) * | 2018-07-26 | 2018-12-21 | 重庆市皓峰模具有限公司 | A kind of buckle processing method and its composite die |
| CN109570338A (en) * | 2018-12-18 | 2019-04-05 | 安徽江淮汽车集团股份有限公司 | Mold with side punching wedge mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668375A (en) * | 2015-03-25 | 2015-06-03 | 南通江中光电有限公司 | Forming stamping device for U-shaped piece |
| CN108526303A (en) * | 2018-03-28 | 2018-09-14 | 重庆熊氏运升汽车零部件有限公司 | A kind of panel punching press forming devices |
| CN108858428A (en) * | 2018-06-15 | 2018-11-23 | 苏康翔 | A kind of self-retaining formula plate drilling device and drilling method |
| CN109047597A (en) * | 2018-07-26 | 2018-12-21 | 重庆市皓峰模具有限公司 | A kind of buckle processing method and its composite die |
| CN109570338A (en) * | 2018-12-18 | 2019-04-05 | 安徽江淮汽车集团股份有限公司 | Mold with side punching wedge mechanism |
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Application publication date: 20141105 |
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