CN204052532U - A kind of high efficiency supporting base composite punching die - Google Patents
A kind of high efficiency supporting base composite punching die Download PDFInfo
- Publication number
- CN204052532U CN204052532U CN201420409719.6U CN201420409719U CN204052532U CN 204052532 U CN204052532 U CN 204052532U CN 201420409719 U CN201420409719 U CN 201420409719U CN 204052532 U CN204052532 U CN 204052532U
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- China
- Prior art keywords
- die
- wedge
- upper bolster
- installing plate
- forming terrace
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Abstract
The utility model discloses a kind of high efficiency supporting base composite punching die, installing plate is provided with between upper bolster and die shoe, installing plate and upper bolster are fixed, die is provided with between installing plate and die shoe, die and die shoe are fixed, die is provided with side plate, alignment pin is provided with in side plate, alignment pin is connected with side plate and die simultaneously, wedge is fixed between installing plate and die shoe, movable wedge contacts with die shoe, the cavity be interconnected is provided with in fixing wedge and movable wedge, forming terrace die is provided with in die shoe, forming terrace die is arranged in fixing wedge, spring two is provided with between forming terrace die and movable wedge, holding pad is provided with in cavity, pull bar is provided with in holding pad, pull bar is arranged in upper bolster, pull bar is sheathed with spring one, die shank is provided with in upper bolster, die shank is fixed with piercing punch, piercing punch is arranged in forming terrace die.This diel adopts one set of die to complete the blanking of supporting base, shaping and punching, and production efficiency is high.
Description
Technical field
The utility model relates to a kind of mould, especially relates to a kind of high efficiency supporting base composite punching die.
Background technology
Mould, is used to the instrument of formed article, and this instrument is made up of various part.It realizes the processing of article profile mainly through the change of institute's moulding material physical state.Be generally used in industry, in order to injection moulding, blowing, extrude, various mould 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.Press the difference of shaping material, mould can be divided into hardware dies, plastic mould and its special dies.According to design feature, mould can be divided into again the blanking die of plane and have the swaging die in space.Blank is made to become the instrument of the product having given shape and size under external force.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Take out product time separately, make blank inject mold cavity when closing up and be shaped.Mould is precision instrument, complex-shaped, bears the expansive force of blank, all has higher requirements to structural strength, rigidity, case hardness, surface roughness and machining accuracy, 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, uses material to be steel plate, material thickness δ=1.5mm.This part in single-piece or small lot batch manufacture and technical requirement is not high time, billot can be adopted to be shaped on folder, and aperture is made on drilling machine; Otherwise, then die formation should be adopted.Traditional supporting base is shaping is all generally adopt blanking, shaping and punching 3 mold, and this process production efficiency is low, technological equipment is many, deficiency in economic performance.
Utility model content
The purpose of this utility model is to overcome the shaping employing blanking of above-mentioned existing supporting base, shaping and punching 3 mold, the production efficiency caused is low, technological equipment is many, the problem of deficiency in economic performance, devise a kind of high efficiency supporting base composite punching die, this diel adopts one set of die to complete the blanking of supporting base, shaping and punching, production efficiency is high, operation equipment is few, high financial profit, solve the shaping employing blanking of existing supporting base, shaping and punching 3 mold, the production efficiency caused is low, technological equipment is many, the problem of deficiency in economic performance.
The purpose of this utility model is achieved through the following technical solutions: a kind of high efficiency supporting base composite punching die, comprise upper bolster and die shoe, described upper bolster is arranged on directly over die shoe, installing plate is provided with between upper bolster and die shoe, the top of installing plate and the bottom of upper bolster are fixed, die is provided with between installing plate and die shoe, bottom and the die shoe of die are fixed, the top of die is provided with side plate, alignment pin is provided with in side plate, alignment pin is connected with side plate and die simultaneously, wedge is fixed between installing plate and die shoe, the fixing top of wedge contacts with the bottom of installing plate, fixing wedge is arranged in the end face scope of die, the formation inclined-plane, bottom one of fixing wedge, and the most significant end on inclined-plane one is towards the center line of fixing wedge, the below of fixing wedge is provided with movable wedge, movable wedge is arranged in die, the top of movable wedge is inclined-plane two, inclined-plane two coordinates and close contact with inclined-plane one, the movable bottom of wedge and the tip contact of die shoe, the cavity be interconnected is provided with in fixing wedge and movable wedge, forming terrace die is provided with in die shoe, the top of forming terrace die is through being arranged in the cavity of fixing wedge after the cavity of die shoe and movable wedge, spring two is provided with between forming terrace die and movable wedge, the two ends of spring two contact with movable wedge with forming terrace die respectively, holding pad is provided with in the cavity of movable wedge, holding pad is arranged on the top of forming terrace die, pull bar is provided with in holding pad, the top of pull bar is arranged in upper bolster through installing plate, the outer wall of pull bar is sheathed with spring one, the two ends of spring one contact with installing plate with holding pad respectively, die shank is provided with in upper bolster, 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 through after 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, be provided with guide pillar between upper guide bush and lower guide pin bushing, the two ends of guide pillar are separately positioned in upper guide bush and lower guide pin bushing, and the dead in line of the axis of the axis of guide pillar, 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 beneficial effects of the utility model are: this diel adopts one set of die to complete the blanking of supporting base, shaping and punching, production efficiency is high, operation equipment is few, high financial profit, solve the shaping employing blanking of existing supporting base, shaping and punching 3 mold, the production efficiency caused is low, technological equipment is many, the problem of deficiency in economic performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
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.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited only to this.
Embodiment 1:
As shown in Figure 1, a kind of high efficiency supporting base composite punching die, comprise upper bolster 1 and die shoe 13, described upper bolster 1 is arranged on directly over die shoe 13, installing plate 6 is provided with between upper bolster 1 and die shoe 13, the top of installing plate 6 and the bottom of upper bolster 1 are fixed, die 11 is provided with between installing plate 6 and die shoe 13, bottom and the die shoe 13 of die 11 are fixed, the top of die 11 is provided with side plate 9, alignment pin 21 is provided with in side plate 9, alignment pin 21 is connected with side plate 9 and die 11 simultaneously, wedge 2 is fixed between installing plate 6 and die shoe 1, the top of fixing wedge 2 contacts with the bottom of installing plate 6, fixing wedge 2 is arranged in the end face scope of die 11, the formation inclined-plane, bottom one of fixing wedge 2, and the most significant end on inclined-plane one is towards the center line of fixing wedge 2, the below of fixing 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, inclined-plane two coordinates and close contact with inclined-plane one, the movable bottom of wedge 14 and the tip contact of die shoe 13, the cavity be interconnected is provided with in fixing wedge 2 and movable wedge 14, forming terrace die 16 is provided with in die shoe 13, the top of forming terrace die 16 is through being arranged in the cavity of fixing wedge 2 after the cavity of die shoe 13 and movable wedge 14, spring 2 15 is provided with between forming terrace die 16 and movable wedge 14, the two ends of spring 2 15 contact with movable wedge 14 with forming terrace die 16 respectively, holding pad 20 is provided with in the cavity of movable wedge 14, holding pad 20 is arranged on the top of forming terrace die 16, pull bar 5 is provided with in holding pad 20, the top of pull bar 5 is arranged in upper bolster 1 through installing plate 6, the outer wall of pull bar 5 is sheathed with spring 1, the two ends of spring 1 contact with installing plate with holding pad 20 respectively, die shank 4 is provided with in upper bolster 1, 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 through after cavity and holding pad 20.Installing plate 6, fixing wedge 2 are connected for overall structure by connecting pin 7 with upper bolster 1, when mould is in limes superiors until operating position, are placed on by blank billot on blanking die 11 and forming terrace die 16, and are located by side plate 9 and alignment pin 21.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 fixing wedge 2 and die 11 complete the blanking operation of blank jointly, and piercing punch 22 completes the punching operation of φ 20 aperture; Along with the continuation of press slide block is descending, it is bent that downward U-bend implemented by fixing wedge 2 pairs of blanks; Meanwhile, fixing wedge 2 promotion activity wedge 14 moves to mold center, makes blank turning-in, completes the final forming process of workpiece.Finally, mould reaches bottom dead centre and starts to move upward with slide block, and fixing wedge 2 and piercing punch 22 exit blanking die 11 and forming terrace die 16 respectively, and spring 2 15 is replied promotion activity wedge 14 and moved to mould both sides.Now, the workpiece 19 be shaped can be taken out from mould, press work completes, then puts into next block blank and carry out punching press, so circulates.This diel adopts one set of die to complete the blanking of supporting base, shaping and punching, production efficiency is high, operation equipment is few, high financial profit, solve the shaping employing blanking of existing supporting base, shaping and punching 3 mold, the production efficiency caused 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, guide pillar 10 is provided with between upper guide bush 8 and lower guide pin bushing 12, 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 the axis of guide pillar 10, upper guide bush 8, the dead in line of lower guide pin bushing 12.Guide pillar 10 and guide pin bushing limit upper bolster 1 each time relative to die shoe 13 motion track accuracy, and each block 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 will as the power part of promotion activity wedge 14 movement.
Piercing punch material is Cr12MoV steel, heat treatment hardness 58 ~ 62HRC.Because punching hole diameter is comparatively large, therefore this punch belongs to elongate rod, should carry out pressure-bearing and unstability Bending strength check when designing.Forming terrace die can use T10A steel making, heat treatment hardness 56 ~ 60HRC.Forming terrace die shape is more complicated, wall unevenness, therefore must be careful when heat treatment.Delayed quenching or endoporus filling asbestos cord can be adopted to alleviate heat treatment deformation and the tearing tendency of workpiece when practical operation.Blanking die can adopt tessellation type structure, after die wearing and tearing, only need pull down insert sharpening, then install suitable pad additional, clearance between matrix and punch can be kept 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 precious materials be reduced like this, increase economic efficiency.Fixing wedge is important working part, has double action.Punch is served as when blank blanking; Also can promote movable matrix to move to mold center, make workpiece complete final shaping.Fixing wedge operating frequency is high, stressed comparatively large, recommendation T10A steel making, and hardens to 56 ~ 60HRC, can obtain higher intensity, wearability and toughness.Movable tapered wedge adopts 45 steel, heat treatment hardness 43 ~ 48HRC, requires to have good wearability and kinetic stability.
The above; it is only preferred embodiment of the present utility model; not any pro forma restriction is done to the utility model; every according to technology of the present utility model, method in fact to any simple modification, equivalent variations that above embodiment is done, all fall within protection domain of the present utility model.
Claims (3)
1. a high efficiency supporting base composite punching die, comprise upper bolster (1) and die shoe (13), described upper bolster (1) is arranged on directly over die shoe (13), it is characterized in that: between upper bolster (1) and die shoe (13), be provided with installing plate (6), the top of installing plate (6) and the bottom of upper bolster (1) are fixed, die (11) is provided with between installing plate (6) and die shoe (13), the bottom of die (11) and die shoe (13) are fixed, the top of die (11) is provided with side plate (9), alignment pin (21) is provided with in side plate (9), alignment pin (21) is connected with side plate (9) and die (11) simultaneously, wedge (2) is fixed between installing plate (6) and die shoe (1), the top of fixing wedge (2) contacts with the bottom of installing plate (6), fixing wedge (2) is arranged in the end face scope of die (11), the formation inclined-plane, bottom one of fixing wedge (2), and the most significant end on inclined-plane one is towards the center line of fixing wedge (2), the below of fixing 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, inclined-plane two coordinates and close contact with inclined-plane one, the movable bottom of wedge (14) and the tip contact of die shoe (13), the cavity be interconnected is provided with in fixing wedge (2) and movable wedge (14), forming terrace die (16) is provided with in die shoe (13), the top of forming terrace die (16) is through being arranged in the cavity of fixing wedge (2) after the cavity of die shoe (13) and movable wedge (14), spring two (15) is provided with between forming terrace die (16) and movable wedge (14), the two ends of spring two (15) contact with movable wedge (14) with forming terrace die (16) respectively, holding pad (20) is provided with in the cavity of movable wedge (14), holding pad (20) is arranged on the top of forming terrace die (16), pull bar (5) is provided with in holding pad (20), the top of pull bar (5) is arranged in upper bolster (1) through installing plate (6), the outer wall of pull bar (5) is sheathed with spring one (3), the two ends of spring one (3) contact with installing plate with holding pad (20) respectively, die shank (4) is provided with in upper bolster (1), 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) through after cavity and holding pad (20).
2. a kind of high efficiency 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), guide pillar (10) is provided with between upper guide bush (8) and lower guide pin bushing (12), 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 high efficiency 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 |
|---|---|---|---|
| CN201420409719.6U CN204052532U (en) | 2014-07-24 | 2014-07-24 | A kind of high efficiency supporting base composite punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420409719.6U CN204052532U (en) | 2014-07-24 | 2014-07-24 | A kind of high efficiency supporting base composite punching die |
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| Publication Number | Publication Date |
|---|---|
| CN204052532U true CN204052532U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420409719.6U Expired - Fee Related CN204052532U (en) | 2014-07-24 | 2014-07-24 | A kind of high efficiency supporting base composite punching die |
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| CN (1) | CN204052532U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128428A (en) * | 2014-07-24 | 2014-11-05 | 成都亨通兆业精密机械有限公司 | Composite stamping die for supporting seat |
| CN104741438A (en) * | 2015-03-25 | 2015-07-01 | 杭州东华链条集团有限公司 | Silent chain multi-particle blanking bright blanking compound die |
| CN106825252A (en) * | 2017-04-10 | 2017-06-13 | 成都亨通兆业精密机械有限公司 | The stamping mold of turnover flitch can efficiently be fixed |
| CN107282772A (en) * | 2017-06-29 | 2017-10-24 | 昆山申凌精密金属工业有限公司 | A kind of mould for crimping |
-
2014
- 2014-07-24 CN CN201420409719.6U patent/CN204052532U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128428A (en) * | 2014-07-24 | 2014-11-05 | 成都亨通兆业精密机械有限公司 | Composite stamping die for supporting seat |
| CN104741438A (en) * | 2015-03-25 | 2015-07-01 | 杭州东华链条集团有限公司 | Silent chain multi-particle blanking bright blanking compound die |
| CN106825252A (en) * | 2017-04-10 | 2017-06-13 | 成都亨通兆业精密机械有限公司 | The stamping mold of turnover flitch can efficiently be fixed |
| CN107282772A (en) * | 2017-06-29 | 2017-10-24 | 昆山申凌精密金属工业有限公司 | A kind of mould for crimping |
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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: 20141231 Termination date: 20150724 |
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| EXPY | Termination of patent right or utility model |