CN210059512U - Stamping forming quick-change type tooth-drawing mechanism - Google Patents

Abstract

The utility model discloses a punch forming quick-change type tooth-pulling mechanism, belonging to the punch forming technical field; a stamping forming quick-change tooth drawing mechanism comprises an upper die base and a lower die base, wherein the upper die base is connected above the lower die base through a telescopic sleeve rod, the top of the lower die base is fixedly connected with a first lower die plate, the first lower die plate is connected with a second lower die plate, the second lower die plate is connected with a third lower die plate, the first lower die plate is connected with a jacking pin through an elastic part, the upper end of the jacking pin sequentially penetrates through the second lower die plate and the third lower die plate to be connected with a stripping block, the stripping block is connected in the third lower die plate in a sliding mode, the third lower die plate is connected with a tooth drawing punch, the tooth drawing punch is connected with the stripping block in a penetrating sliding mode, and the upper die base is connected with; the utility model discloses cancel the pre-flushing bottom hole on original basis, reduce mould processing and cost of maintenance, can reduce mould processing and cost of maintenance, effectual improvement production efficiency through this structure.

Description

Stamping forming quick-change type tooth-drawing mechanism

Technical Field

The utility model relates to a stamping forming technical field especially relates to a tooth mechanism is taken out to stamping forming quick change formula.

Background

Stamping machines are common manufacturing equipment used for mass production of mechanical structures or assemblies, and use dies or blades to shape or break a sheet material into a desired shape. The punching machine can obtain parts with complex shapes by one-time punching process, and the finished products have high shape precision and consistent specifications, and have the advantages of greatly simplifying the manufacturing process and reducing the labor cost.

In each stroke of the press ram, at different positions of the same auxiliary die, two or more processes are simultaneously completed, namely a progressive stamping die, a skip stamping die or a continuous stamping die, and the two or more processes can be combined and completed in the auxiliary die by using the progressive stamping die, so that the number of dies and equipment can be reduced by using the progressive stamping die, the productivity is improved, and the automation is easy to realize;

adopt punching die blanking processing at present, can productivity gain, product quality is stable moreover, and the security is high, but current punching die has some defects, and current punching die is mostly the integral type structure, and the maintenance is dismantled to punching die not convenient for moreover at the bottom of punching a hole, and we propose a stamping forming quick change formula to take out tooth mechanism for this reason and improve.

Disclosure of Invention

The utility model aims at solving the defects in the prior art and providing a tooth mechanism is taken out to stamping forming quick change.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tooth mechanism is taken out to stamping forming quick change formula, includes upper die base, die holder, the upper die base passes through flexible loop bar and connects the top at the die holder, the first lower bolster of die holder top fixedly connected with, be connected with the second lower bolster on the first lower bolster, be connected with the third lower bolster on the second lower bolster, be connected with the liftout round pin through elasticity portion on the first lower bolster, liftout round pin upper end runs through second lower bolster and third lower bolster in proper order and is connected with and takes off the material piece, it is connected in the third lower bolster to take off material piece sliding connection, be connected with on the third lower bolster and take out the tooth drift, take out the tooth drift and take off the material piece and slide continuously for running through, be connected with the cope match-plate pattern on the upper die base.

Preferably, the first lower template is provided with a first through groove, the first through groove is connected with a baffle in a sliding mode, the elastic part is connected between the baffle and the bottom wall of the first through groove, and the lower end of the ejector pin is fixedly connected with the baffle.

Preferably, the elastic part mainly comprises a telescopic rod and a spring, the upper end of the telescopic rod is connected with the baffle, the lower end of the telescopic rod is connected with the first through groove bottom wall, the spring is sleeved on the telescopic rod, and the two ends of the spring respectively abut against the baffle and the first through groove bottom wall.

Preferably, a second through groove is formed in the third lower template, two clamping blocks are symmetrically connected to the inner wall of the bottom of the second through groove through bolts, the two clamping blocks form a sliding cavity, and the stripping block is slidably connected in the sliding cavity.

Preferably, the second lower template and the third lower template are provided with slide holes, and the ejector pins are connected in the slide holes in a sliding manner.

Compared with the prior art, the utility model provides a tooth mechanism is taken out to stamping forming quick change formula possesses following beneficial effect:

1. the stamping forming quick-change tooth-drawing mechanism comprises an upper die base, a lower die base, a jacking mechanism, a stripping block, a stripping pin, a lower die pressing block, a third lower die plate, a baffle plate, a spring, a lower die pressing block, a third lower die plate, a fourth lower die plate, a third lower die plate, when needs are dismantled, only need take off the bolt, and then make two fixture blocks take off to take off the material piece, this scheme cancels the pre-punched bottom hole on original basis, reduces mould processing and cost of maintenance, can reduce mould processing and cost of maintenance, effectual improvement production efficiency through this structure.

Drawings

Fig. 1 is a schematic structural view of a punch forming quick-change tooth extracting mechanism provided by the present invention;

fig. 2 is a schematic structural diagram of a portion a in the drawing 1 of the punch forming quick-change type tooth extractor of the present invention.

In the figure: 1. a lower die holder; 101. a telescopic loop bar; 2. an upper die holder; 201. mounting a template; 3. a first lower template; 301. a second lower template; 302. a third lower template; 3021. a second through groove; 303. a first through groove; 4. a liftout pin; 401. stripping the material block; 402. a baffle plate; 403. an elastic part; 4031. a telescopic rod; 4032. a spring; 5. a tooth drawing punch; 501. a clamping block; 502. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-2, a stamping forming quick-change tooth extraction mechanism comprises an upper die base 2 and a lower die base 1, wherein the upper die base 2 is connected above the lower die base 1 through a telescopic sleeve rod 101, a first lower die plate 3 is fixedly connected to the top of the lower die base 1, a second lower die plate 301 is connected to the first lower die plate 3, a third lower die plate 302 is connected to the second lower die plate 301, a material ejecting pin 4 is connected to the first lower die plate 3 through an elastic part 403, the upper end of the material ejecting pin 4 sequentially penetrates through the second lower die plate 301 and the third lower die plate 302 to be connected with a material stripping block 401, the material stripping block 401 is slidably connected to the third lower die plate 302, a tooth extraction punch 5 is connected to the third lower die plate 302, the tooth extraction punch 5 and the material stripping block 401 are connected in a penetrating and sliding manner, and the upper die base.

The first lower template 3 is provided with a first through groove 303, the first through groove 303 is connected with a baffle 402 in a sliding manner, the elastic part 403 is connected between the baffle 402 and the bottom wall of the first through groove 303, and the lower end of the ejector pin 4 is fixedly connected with the baffle 402.

The elastic part 403 mainly comprises a telescopic rod 4031 and a spring 4032, the upper end of the telescopic rod 4031 is connected with the baffle 402, the lower end of the telescopic rod 4031 is connected with the bottom wall of the first through groove 303, the spring 4032 is sleeved on the telescopic rod 4031, and two ends of the spring 4032 are respectively abutted to the bottom walls of the baffle 402 and the first through groove 303.

The third lower template 302 is provided with a second through groove 3021, the inner wall of the bottom of the second through groove 3021 is symmetrically connected with two fixture blocks 501 through bolts 502, the two fixture blocks 501 form a sliding cavity, and the stripping block 401 is slidably connected in the sliding cavity.

Sliding holes are formed in the second lower template 301 and the third lower template 302, and the ejector pins 4 are connected in the sliding holes in a sliding mode.

The working principle is as follows: when a user uses the die set, firstly, the jacking mechanism drives the upper die holder 2 to be attached to the lower die holder 1, so as to drive the upper die plate 201 to be attached to the third lower die plate 302, at this time, when the die set is attached, the stripping block 401 is firstly extruded, so that the stripping block slides downwards in a sliding cavity formed by the two clamping blocks 501, and then pressure is applied to the stripping pin 4, so that the baffle plate 402 slides downwards in the first through groove 303, the upper end of the tooth extraction punch 5 fixed on the third lower die plate 302 penetrates through the stripping block 401 to punch a workpiece, it should be noted that the stripping pin 4 can be connected with the third lower die plate 302 by adopting a lower die pressing block, the lower die pressing block is connected with the third lower die plate 302 by a bolt 502, the size and the shape of the stripping pin 4 can be designed according to actual requirements, after the punching is completed, the upper die holder 2 resets, so that the baffle plate 402 drives the stripping block 4 to move upwards under the action of the spring 4032, and then drives the, the realization takes off the material, when needs are dismantled, only need take off bolt 502, and then makes two fixture blocks 501 take off to taking off material piece 401 and taking off, this scheme cancels the preflush bottom outlet on original basis, reduces mould processing and cost of maintenance, can reduce mould processing and cost of maintenance, effectual improvement production efficiency through this structure.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a tooth mechanism is taken out to stamping forming quick change formula, includes upper die base (2), die holder (1), upper die base (2) is connected in the top of die holder (1) through flexible loop bar (101), its characterized in that, die holder (1) top fixedly connected with first lower bolster (3), be connected with second lower bolster (301) on first lower bolster (3), be connected with third lower bolster (302) on second lower bolster (301), be connected with liftout round pin (4) through elasticity portion (403) on first lower bolster (3), liftout round pin (4) upper end runs through second lower bolster (301) and third lower bolster (302) in proper order and is connected with takes off material piece (401), take off material piece (401) sliding connection is in third lower bolster (302), be connected with on third lower bolster (302) and take out tooth drift (5), take out tooth drift (5) and take off material piece (401) and for running through sliding connection, an upper template (201) is connected to the upper die holder (2).

2. The punch forming quick-change tooth extraction mechanism according to claim 1, wherein a first through groove (303) is formed in the first lower die plate (3), a baffle (402) is slidably connected in the first through groove (303), the elastic part (403) is connected between the baffle (402) and the bottom wall of the first through groove (303), and the lower end of the ejector pin (4) is fixedly connected with the baffle (402).

3. The punch forming quick-change tooth extraction mechanism according to claim 2, wherein the elastic portion (403) mainly comprises a telescopic rod (4031) and a spring (4032), the upper end of the telescopic rod (4031) is connected with the baffle (402), the lower end of the telescopic rod (4031) is connected with the bottom wall of the first through groove (303), the spring (4032) is sleeved on the telescopic rod (4031), and two ends of the spring (4032) are respectively abutted to the bottom walls of the baffle (402) and the first through groove (303).

4. The punch forming quick-change tooth extraction mechanism as claimed in any one of claims 1 to 3, wherein a second through groove (3021) is formed in the third lower die plate (302), two fixture blocks (501) are symmetrically connected to the inner wall of the bottom of the second through groove (3021) through bolts (502), the two fixture blocks (501) form a slide cavity, and the stripper block (401) is slidably connected in the slide cavity.

5. The punch forming quick-change tooth extraction mechanism according to any one of claims 1 to 3, wherein sliding holes are formed in the second lower template (301) and the third lower template (302), and the ejector pin (4) is connected in the sliding holes in a sliding manner.

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