CN202606694U - Copper piece hot stamping die - Google Patents

Abstract

A copper piece hot stamping die comprises an ejector rod, a die shank, an upper die plate, an upper die padding plate, an upper male die plate, an upper fixing plate, a rubber pad, a stripping padding plate, a lower die core plate with a lower die core, a lower die closing plate, an elastic piece, a lower fixing plate, a lower die padding plate and a lower die plate, and further comprises an upper male die, a guide sleeve and a directional guide pole, wherein a first through hole is formed in the stripping padding plate; the lower end of the guide sleeve is matched with the first through hole after penetrating the rubber pad; a hole is formed in the upper male die plate; the upper end of the upper male die is in sliding fit with the hole; the upper end surface of the upper male die is propped against the ejector rod; the lower end of the upper male die is in sliding fit with an inner hole of the guide sleeve; and the lower end surface, protruding out of the guide sleeve, of the upper male die can be propped against the directional guide pole entering the first through hole; the lower end surface of the directional guide pole is propped against the lower die padding plate; and the upper end of the directional guide pole penetrates a second through hole, in the lower die core, of the lower die closing plate. The copper piece hot stamping die can be used for processing a single copper joint, and has the advantages that material is saved, the processing is convenient, and the production efficiency is higher.

Description

A kind of copper spare hot stamping die

Technical field

The utility model relates to a kind of hot stamping die, relates to a kind of copper spare hot stamping die or rather.

Background technology

Existing a kind of copper spare that is called copper list joint is commonly used in water meter installation and the air-conditioning installation.This copper list joint adopts copper pipe, and copper pipe one end processes joint through external cutting, processes a groove that is used to place sealing ring on the end face of the copper pipe other end, and the general and outer-hexagonal nut of said copper list joint is used.Existing processing mode waste of material is more, and needs twice processing to accomplish at least, and processing is trouble, and production efficiency is lower.

The utility model content

The technical problem that the utility model will solve is, provide can worked copper list joint a kind of copper spare hot stamping die, this copper spare hot stamping die processing time material saving, easy to process and production efficiency is higher.

The technical solution of the utility model is; A kind of copper spare hot stamping die with following structure is provided; It comprises knock-pin, die shank, cope match-plate pattern, upper die plate, go up convex template, upper mounted plate, rubber blanket, take off the backing strap plate, be provided with counterdie central layer, counterdie shrouding, elastic component, bottom plate, counterdie backing plate and the lower bolster of lower mold core; Said cope match-plate pattern, upper die plate, go up convex template, upper mounted plate, rubber blanket, take off the backing strap plate and connect in regular turn; Said counterdie central layer is fixedly connected with the counterdie shrouding, and said elastic component one end is against on the bottom plate, and the said elastic component other end passes the counterdie shrouding and is against on the counterdie central layer; Said counterdie shrouding and bottom plate axially flexibly connect; Said bottom plate, counterdie backing plate are fixedly connected with lower bolster, and it also comprises punch, guide pin bushing and directed guide pillar, and the said backing strap plate that takes off is provided with first through hole; Said guide pin bushing upper end is located in the counterbore of upper mounted plate and the upper surface is against on the convex template, and said guide pin bushing lower end is passed rubber blanket and cooperated with first through hole; The said convex template of going up is provided with the hole, said go up punch upper end sliding fit in the hole and the upper surface offset with knock-pin, the said punch lower end of going up is protruded guide pin bushing with guide pin bushing endoporus sliding fit and lower surface and can be offseted with the directed guide pillar of entering first through hole; Said directed guide pillar lower end is located in the counterbore of bottom plate and the lower surface is against on the counterdie backing plate, and second through hole that the counterdie shrouding is positioned at lower mold core is passed in said directed guide pillar upper end.

After adopting above structure, a kind of copper spare hot stamping die of the utility model compared with prior art has the following advantages:

A kind of copper spare hot stamping die of the utility model adopts copper pipe to make raw material, said die shank, cope match-plate pattern, upper die plate, goes up punch, goes up convex template, upper mounted plate, rubber blanket, takes off the backing strap plate and guide pin bushing constitutes the part of the upper die, and said part of the upper die can wholely be moved; Said counterdie central layer, counterdie shrouding, elastic component, bottom plate, counterdie backing plate and lower bolster constitute the part of the lower die; Said part of the upper die moves down, take off the backing strap plate contact with the counterdie central layer back part of the upper die continue to move down, elastic component and rubber blanket are compressed; Directed guide pillar upper surface and last punch lower surface offset; Last punch is pushed and moves, when elastic component and rubber blanket are compressed to the limit, when last punch upper end is positioned at the hole upper limit; Guide pin bushing and epirelief are embossed on the copper pipe upper surface, the moulding that is stamped of copper list joint.Because punching press copper list joint of this mould ability need be through thicker copper pipe cutting copper list joint, so can save material; Just can accomplish the processing of copper list joint through a punching press of mould, process more convenient and production efficiency is higher.

As improvement, the said middle part, punch lower surface of going up is provided with the groove of diameter less than copper list joint endoporus, and said directed guide pillar upper end is provided with the boss that matches with groove shapes, and directed guide pillar upper end and the lower surface accurate positioning of last punch are difficult for skew.

Description of drawings

Structural representation when being a kind of copper spare hot stamping die of the utility model matched moulds shown in Figure 1.

It shown in Fig. 2 the structural representation after Fig. 1 die sinking.

Shown in the figure: 1, die shank, 2, cope match-plate pattern, 3, upper die plate, 4, go up convex template, 5, upper mounted plate, 6, rubber blanket, 7, take off the backing strap plate; 7.1, first through hole, 8, the counterdie central layer, 9, the counterdie shrouding, 10, bottom plate, 11, elastic component, 12, the counterdie backing plate; 13, lower bolster, 14, hang hexagon socket head cap screw, 15, long hexagon socket head cap screw, 16, short hexagon socket head cap screw, 17, directed guide pillar, 17.1, boss; 18, lower mold core, 18.1, second through hole, 19, product, 20, die sleeve, 21, upper mold core, 21.1, groove; 22, combined screw, 23, the hole, 24, knock-pin, 25, guide pillar, 26, guide pin bushing, 27, the counterdie guide pillar.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.

See also illustrated in figures 1 and 2; A kind of copper spare hot stamping die of the utility model; It comprises knock-pin 24, die shank 1, cope match-plate pattern 2, upper die plate 3, go up convex template 4, upper mounted plate 5, rubber blanket 6, take off backing strap plate 7, be provided with counterdie central layer 8, counterdie shrouding 9, elastic component 11, bottom plate 10, counterdie backing plate 12 and the lower bolster 13 of lower mold core 18; Said cope match-plate pattern 2, upper die plate 3, go up convex template 4, upper mounted plate 5 and be fixedly connected sequentially from the bottom up through screw; Said cope match-plate pattern 2, upper die plate 3, go up convex template 4, upper mounted plate 5, rubber blanket 6, take off backing strap plate 7 and connect in regular turn through combined screw 22 from top to bottom; Said counterdie central layer 8, counterdie shrouding 9, bottom plate 10, counterdie backing plate 12 and lower bolster 13 are through counterdie guide pillar 27 guiding; Said counterdie central layer 8 is fixedly connected through short hexagon socket head cap screw 16 with counterdie shrouding 9 from the bottom up; Said counterdie shrouding 9 axially flexibly connects with bottom plate 10, and said bottom plate 10, counterdie backing plate 12 and lower bolster 13 are fixedly connected sequentially through long hexagon socket head cap screw 15 from the bottom up; Said elastic component 11 1 ends are against on the blind hole of bottom plate 10, and the through hole that said elastic component 11 other ends pass counterdie shrouding 9 is against on the counterdie central layer 8; Said counterdie shrouding 9 axially flexibly connects with bottom plate 10 and is meant; Said counterdie central layer 8, counterdie shrouding 9 are connected through hanging hexagon socket head cap screw 14 with bottom plate 10 from top to bottom in regular turn; And said counterdie central layer 8 is fixedly connected through short hexagon socket head cap screw 16 with counterdie shrouding 9; Said hexagon socket head cap screw 14 lower ends are fixed on the bottom plate 10, and hexagon socket head cap screw 14 upper end sliding fits are in the through hole of counterdie central layer 8 and counterdie shrouding 9, when elastic component 11 compressions; Hexagon socket head cap screw 14, counterdie central layer 8 and counterdie shrouding 9 move down together; When elastic component 11 recovered, hexagon socket head cap screw 14, counterdie central layer 8 and counterdie shrouding 9 moved on together, and said counterdie central layer 8 can only upwards move and move down under 27 guide effects of counterdie guide pillar with counterdie shrouding 9 along counterdie guide pillar 27 axis of orientations; It also comprises guide pin bushing 20 and directed guide pillar 17; The said backing strap plate 7 that takes off is provided with first through hole 7.1; Said guide pin bushing 20 upper ends are located in the counterbore of upper mounted plate 5 and the upper surface of guide pin bushing 20 is against on the convex template 4 and fix, and said guide pin bushing 20 lower ends are passed rubber blanket 6 and cooperated with first through hole 7.1; Said go up punch 21 upper end sliding fits hole 23 in and the upper surface offset with knock-pin 24, in other words, said knock-pin 24 lower ends are passed die shank 1 and upper die plate 3 and last punch 21 upper surfaces successively and are offseted.Said punch 21 lower ends and guide pin bushing 20 endoporus sliding fits and lower surface protrusion guide pin bushing 20 of going up can offset with the directed guide pillar 17 that gets into first through hole 7.1; Said directed guide pillar 17 lower ends are positioned at the counterbore of bottom plate 10 and the lower surface of directed guide pillar 17 is against on the counterdie backing plate 12, and second through hole 18.1 that counterdie shrouding 9 is positioned at lower mold core 18 is passed in said directed guide pillar 17 upper ends.During matched moulds, lead with the guide pin bushing 26 that is located on the cope match-plate pattern 2 through the guide pillar 25 that is located on the lower bolster 13; After the die sinking, the knock-pin 24 that is slidingly matched with die shank 1 moves down under external force, and knock-pin 24 promotes to go up punch 21 and moves down blanking.Be equipped with product 19 among Fig. 1 and Fig. 2.

The said middle part, punch 21 lower surfaces of going up is provided with the groove 21.1 of diameter less than copper list joint endoporus; Said directed guide pillar 17 upper ends are provided with the boss 17.1 that matches with groove 21.1 shapes; During punching press; Said punch 21 lower surfaces of going up extrude the groove of placing sealing ring on the product 19, and the said groove 21.1 of going up middle part, punch 21 lower surfaces cooperates with the boss 17.1 of directed guide pillar 17 upper ends and play the guiding role.

The operation principle of the utility model is: adopt circular copper pipe as raw material; Said die shank 1, cope match-plate pattern 2, upper die plate 3, go up convex template 4, upper mounted plate 5, rubber blanket 6, take off backing strap plate 7, go up punch 21 and die sleeve 20 formation parts of the upper die; Said counterdie central layer 8, counterdie shrouding 9, bottom plate 10, elastic component 11, counterdie backing plate 12, lower bolster 13, directed guide pillar 17 formation parts of the lower die at first are enclosed within copper pipe on the positioning guide column 17, and punch press is connected with die shank 1 and drives the part of the upper die and move down; Contact continued with the part of the lower die and move down compression elastic piece 11 and rubber blanket 6; After elastic component 11 and rubber blanket 6 were compressed to a certain degree, positioning guide column 17 upper surface boss 17.1 offseted with last punch 21 lower surface grooves 21.1, positioning guide column 17 promote to go up punch 21 along the hole 23 move up to hole 23 top dead centre; In other words; Last punch 21 upper surfaces are against on the upper die plate 3, and elastic component 11 continues to be compressed with rubber blanket 6, and copper pipe is stamped into copper list joint in die cavity; After the die sinking, punch press drives on the part of the upper die and retracts the position, and the last punch 21 of knock-pin 24 promotions moves down gets blanking with product 19, accomplishes the demoulding.

Claims (2)

1. copper spare hot stamping die; It comprises knock-pin (24), die shank (1), cope match-plate pattern (2), upper die plate (3), go up convex template (4), upper mounted plate (5), rubber blanket (6), take off backing strap plate (7), be provided with counterdie central layer (8), counterdie shrouding (9), elastic component (11), bottom plate (10), counterdie backing plate (12) and the lower bolster (13) of lower mold core (18); Said cope match-plate pattern (2), upper die plate (3), go up convex template (4), upper mounted plate (5), rubber blanket (6), take off backing strap plate (7) and connect in regular turn; Said counterdie central layer (8) is fixedly connected with counterdie shrouding (9); Said elastic component (11) one ends are against on the bottom plate (10); Said elastic component (11) other end passes counterdie shrouding (9) and is against on the counterdie central layer (8); Said counterdie shrouding (9) axially flexibly connects with bottom plate (10); Said bottom plate (10), counterdie backing plate (12) and lower bolster (13) are fixedly connected, and it is characterized in that: it also comprises punch (21), guide pin bushing (20) and directed guide pillar (17), and the said backing strap plate (7) that takes off is provided with first through hole (7.1); Said guide pin bushing (20) upper end is located in the counterbore of upper mounted plate (5) and the upper surface is against on the convex template (4), and said guide pin bushing (20) lower end is passed rubber blanket (6) and cooperated with first through hole (7.1); The said convex template (4) of going up is provided with hole (23); Said go up punch (21) upper end sliding fit hole (23) in and the upper surface offset with knock-pin (24), said punch (21) lower end and guide pin bushing (20) endoporus sliding fit and lower surface of going up protruded guide pin bushing (20) and can be offseted with the directed guide pillar (17) of entering first through hole (7.1); Said directed guide pillar (17) lower end is located in the counterbore of bottom plate (10) and the lower surface is against on the counterdie backing plate (12), and second through hole (18.1) that counterdie shrouding (9) is positioned at lower mold core (18) is passed in said directed guide pillar (17) upper end.

2. a kind of copper spare hot stamping die according to claim 1; It is characterized in that: the said middle part, punch (21) lower surface of going up is provided with the groove (21.1) of diameter less than copper list joint endoporus, and said directed guide pillar (17) upper end is provided with the boss (17.1) that matches with groove (21.1) shape.

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