CN209407219U - Drawing composite mold is used in a kind of production of bolt - Google Patents

Abstract

The utility model discloses a kind of bolt production drawing composite molds, including cope plate, the upper end of the cope plate is fixedly connected with die shank, the lower end of the cope plate is fixedly connected with upper cavity die, the inner wall contact connectio of the upper cavity die has stripper, the surface of the stripper is fixedly connected with rubber pad, the upper end of the stripper, which is fixedly connected with, makes bar, the lower end of the cope plate is fixedly connected with guide post, the guide post sliding sleeve is connected to lower template, and the upper end of the lower template is fixedly connected with symmetrical two fixed blocks.The guide post that the bolt production is arranged with drawing composite mold cope plate is injected in process in the first through hole and the second through-hole of lower punch setting, move up and down upper cavity die more stable, and then effectively raise processing quality, and the rubber pad being arranged effectively prevents the collision of stripper and upper cavity die, the cushion block of setting effectively prevents the collision of backing plate and lower template, has the function of reducing molding noise.

Description

Drawing composite mold is used in a kind of production of bolt

Technical field

The utility model relates to bolt technical field of processing equipment, drawing composite mold is used in specially a kind of bolt production.

Background technique

Bolt belongs to machine components, is a kind of cylindrical threaded fastener of adapted nut, by head and screw rod two A kind of fastener of part composition, need to cooperate with nut, for being fastenedly connected two parts for having through-hole, this type of attachment Title is bolted, and such as nut is screwed off from bolt, and the two parts can be made to separate, therefore being bolted is to belong to detachably Connection.

A kind of bolt production drawing composite mold is used in bolt plus man-hour requirement, existing drawing composite mold exists mostly Since upper cavity die movement is unstable, caused by bolt it is cracked or twisted during stretching the defects of, cause bolt raw More bad products are generated during producing, and existing drawing composite mold is mostly arranged without noise reduction, can produce in molding Raw biggish noise, forms noise pollution.

Utility model content

The purpose of this utility model is to provide a kind of bolt production drawing composite molds, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of bolt production drawing composite mold, packet Cope plate is included, the upper end of the cope plate is fixedly connected with die shank, and the lower end of the cope plate is fixedly connected with upper cavity die, described The inner wall contact connectio of upper cavity die has a stripper, and the surface of the stripper is fixedly connected with rubber pad, the stripper it is upper End, which is fixedly connected with, makes bar, and the lower end of the cope plate is fixedly connected with guide post, and the guide post sliding sleeve is connected to lower template；

The upper end of the lower template is fixedly connected with symmetrical two fixed blocks, and the fixed block is equipped with sliding slot, and described two Groove is formed between a symmetrical fixed block, the upper end of the lower template is fixedly connected with guide rod, the outside of the guide rod It is socketed with spring, the upper-end contact of the spring is connected with backing plate, and the backing plate is equipped with slide opening, and the side of the backing plate is fixed to be connected It is connected to sliding block, the upper end of the backing plate is fixedly connected with lower punch, and the upper end movable sleeve of the lower punch is connected to upper cavity die, described The upper-end contact of lower punch is connected with stripper, and the upper end of the backing plate is fixedly connected with blank holder, the upper end of the blank holder Contact connectio has upper cavity die.

Preferably, the lower template is equipped with first through hole, and sliding sleeve is connected to guide post in the first through hole.

Preferably, the fixed block is equipped with the second through-hole, and sliding sleeve is connected to guide post in second through-hole.

Preferably, the upper end of the lower template is fixedly connected with cushion block.

Preferably, sliding sleeve is connected to guide rod in the slide opening.

Preferably, the sliding block slidably connects sliding slot.

Compared with prior art, the utility model has the beneficial effects that the bolt production is set with drawing composite mold cope plate The guide post set is injected in process in the first through hole and the second through-hole of lower punch setting, is moved up and down upper cavity die and is compared The rubber pad stablized, and then effectively raise processing quality, and be arranged effectively prevents touching for stripper and upper cavity die It hits, the cushion block of setting effectively prevents the collision of backing plate and lower template, has the function of reducing molding noise.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the overall structure side view of the utility model；

Fig. 3 is the portion the A enlarged drawing of the utility model.

In figure: 1 cope plate, 2 die shanks, 3 upper cavity dies, 4 strippers, 41 rubber pads, 42 dozens of bars, 5 guide posts, 6 lower templates, 61 One through-hole, 7 fixed blocks, 71 second through-holes, 72 sliding slots, 73 grooves, 74 cushion blocks, 75 guide rods, 76 springs, 8 backing plates, 81 slide openings, 82 sliding blocks, 9 lower punches, 10 blank holders.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of bolt production drawing composite mold, including Cope plate 1, the upper end of cope plate 1 are fixedly connected with die shank 2, and the lower end of cope plate 1 is fixedly connected with upper cavity die 3, upper cavity die 3 Inner wall contact connectio has stripper 4, and when upper cavity die 3 moves up, stripper 4 releases processing bolt out of upper cavity die 3, tool There is discharging, the surface of stripper 4 is fixedly connected with rubber pad 41, and the material of rubber pad 41 is elastic rubber, has slow The function of punching, and the collision between stripper 4 and upper cavity die 3 is avoided, processing noise is reduced, the upper end of stripper 4 is solid Surely it is connected with and makes bar 42, the lower end of cope plate 1 is fixedly connected with guide post 5, and when upper cavity die 3 moves down, guide post 5 is moved down First inject in the second through-hole 71 and first through hole 61 that lower punch 9 is arranged, so that upper cavity die 3 is smoothly molded with lower punch 9, when When upper cavity die 3 moves up, guide post 5 is moved up along first through hole 61 and the second through-hole 71, enables upper cavity die 3 steady Move up, 5 sliding sleeve of guide post is connected to lower template 6；

Lower template 6 is equipped with first through hole 61, and sliding sleeve is connected to guide post 5 in first through hole 61, when upper cavity die 3 move down with When lower punch 9 molds, guide post 5 is first injected in first through hole 61, and first through hole 61 has the function of molding guiding, lower template 6 Upper end is fixedly connected with symmetrical two fixed blocks 7, and fixed block 7 is equipped with the second through-hole 71, and sliding sleeve is connected in the second through-hole 71 Guide post 5, when upper cavity die 3, which is moved down, to be molded with lower punch 9, guide post 5 is injected in the second through-hole 71, and the second through-hole 71, which has, to be closed The effect of mould guiding, fixed block 7 are equipped with sliding slot 72, when the sliding block 82 that backing plate 8 is arranged is slidably connected in sliding slot 72, backing plate 8 Have the function of moving up and down, forms groove 73 between two symmetrical fixed blocks 7, the upper end of lower template 6 is fixedly connected with pad Block 74, the material of cushion block 74 are elastic rubber, have the function of buffering, and avoid touching between backing plate 8 and lower template 6 It hits, reduces processing noise, the upper end of lower template 6 is fixedly connected with guide rod 75, and the outside of guide rod 75 is socketed with spring 76, When backing plate 8 squeezes spring 76, spring 76 has the function of that compression elasticity, the upper-end contact of spring 76 are connected with backing plate 8, backing plate 8 are equipped with slide opening 81, and sliding sleeve is connected to guide rod 75 in slide opening 81, and the side of backing plate 8 is fixedly connected with sliding block 82, and sliding block 82 slides Be connected with sliding slot 72, the upper end of backing plate 8 is fixedly connected with lower punch 9, and the upper end movable sleeve of lower punch 9 is connected to upper cavity die 3, under it is convex The upper-end contact of mould 9 is connected with stripper 4, and the upper end of backing plate 8 is fixedly connected with blank holder 10, and the upper-end contact of blank holder 10 connects It is connected to upper cavity die 3.

When the utility model is specifically implemented: it is logical that cope plate 1 drives guide post 5 to stick into first when cope plate 1 moves down In hole 61 and the second through-hole 71, cope plate 1, which moves down, drives upper cavity die 3 to move down and be caught in lower punch 9, lower punch 9 by The extruding of upper cavity die 3 moves down, and lower punch 9, which moves down, drives backing plate 8 to move down, and backing plate 8 moves down extruding spring 76, spring 76 forms compression elasticity, and backing plate 8 stops movement after moving down contact cushion block 74, and the material of cushion block 74 is elastic rubber Glue has the function of buffering, and avoids the collision between backing plate 8 and lower template 6, reduces processing noise, upper cavity die 3 to The upper end of lower mobile lower punch 9 squeezes stripper 4, and the rubber pad 41 that stripper 4 moves up upper end setting is contacted in upper cavity die 3 Inner wall, the material of rubber pad 41 is elastic rubber, has the function of buffering, and avoid between stripper 4 and upper cavity die 3 Collision, reduce processing noise, lower punch 9 enters in upper cavity die 3 together with processing bolt completes stretching process, upper cavity die 3, which move up drive guide post 5, moves up, and guide post 5, which moves up, is detached from first through hole 61 and the second through-hole 71, then upper cavity die 3 move up, and the stripper 4 that upper cavity die 3 is arranged releases processing bolt out of upper cavity die 3, the compression bullet of the release of spring 76 at this time Power, elastic force push up backing plate 8, and backing plate 8 drives lower punch 9 to move back up to original position, the drawing composite mold cope plate 1 The guide post 5 of setting is injected in process in the first through hole 61 and the second through-hole 71 of the setting of lower punch 9, is made on upper cavity die 3 Lower movement is more stable, and then effectively raises processing quality, and the rubber pad 41 being arranged effectively prevents stripper 4 The collision of backing plate 8 Yu lower template 6 is effectively prevented with the cushion block 74 of the collision of upper cavity die 3, setting, has and reduces molding noise Function.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of bolt production drawing composite mold, including cope plate (1), it is characterised in that: the upper end of the cope plate (1) is solid Surely it is connected with die shank (2), the lower end of the cope plate (1) is fixedly connected with upper cavity die (3), and the inner wall of the upper cavity die (3) connects Touching is connected with stripper (4), and the surface of the stripper (4) is fixedly connected with rubber pad (41), the upper end of the stripper (4) It is fixedly connected with and beats bar (42), the lower end of the cope plate (1) is fixedly connected with guide post (5), and guide post (5) sliding sleeve is connected to Lower template (6)；

The upper end of the lower template (6) is fixedly connected with symmetrical two fixed blocks (7), and the fixed block (7) is equipped with sliding slot (72), groove (73) are formed between described two symmetrical fixed blocks (7), the upper end of the lower template (6), which is fixedly connected with, leads It to bar (75), is socketed with spring (76) on the outside of the guide rod (75), the upper-end contact of the spring (76) is connected with backing plate (8), the backing plate (8) is equipped with slide opening (81), and the side of the backing plate (8) is fixedly connected with sliding block (82), the backing plate (8) Upper end is fixedly connected with lower punch (9), and the upper end movable sleeve of the lower punch (9) is connected to upper cavity die (3), the lower punch (9) Upper-end contact be connected with stripper (4), the upper end of the backing plate (8) is fixedly connected with blank holder (10), the blank holder (10) upper-end contact is connected with upper cavity die (3).

2. a kind of bolt production drawing composite mold according to claim 1, it is characterised in that: the lower template (6) sets Have first through hole (61), the interior sliding sleeve of the first through hole (61) is connected to guide post (5).

3. a kind of bolt production drawing composite mold according to claim 1, it is characterised in that: the fixed block (7) sets Have the second through-hole (71), the interior sliding sleeve of second through-hole (71) is connected to guide post (5).

4. a kind of bolt production drawing composite mold according to claim 1, it is characterised in that: the lower template (6) Upper end is fixedly connected with cushion block (74).

5. a kind of bolt production drawing composite mold according to claim 1, it is characterised in that: sliding in the slide opening (81) It is dynamic to be socketed with guide rod (75).

6. a kind of bolt production drawing composite mold according to claim 1, it is characterised in that: sliding block (82) sliding It is connected with sliding slot (72).