CN212123550U - Punching die - Google Patents

Abstract

The utility model discloses a punching die, comprises a die, the bottom internally mounted of mould has the clamping component, the bottom center department of mould is pegged graft and is had the limiting plate, ejecting component is installed on the top of mould, the inside threaded connection in top of mould has the piece surely, the bottom rigid coupling of deciding the piece has the punching needle, the support is installed on the top of mould. This cut-out press, through the bed die, the guide bar, the sleeve pipe, go up the mould, the cooperation of deciding piece and punching needle is used, it can carry out the work of punching a hole to have reached, can change the work to the different punching needles that required use simultaneously, through the slide bar, the cooperation of roof and second spring is used, reached and accomplish the back punching a hole, the punching needle can prevent when extracting from the inside of template that the punching needle from the template that the punching needle takes the template, lead to influencing the time of punching a hole, through a piece, the cooperation of branch and diaphragm is used, reached and to link to each other with external power device and can carry out punching press work.

Description

Punching die

Technical Field

The utility model relates to a cut-out press technical field specifically is a cut-out press.

Background

The rubber die punching process utilizes the deformability and the polymerizability of rubber, the rubber is placed inside a pipe to serve as an elastic male die to replace a steel male die, so that the pipe wall is punched, the rubber serving as the elastic male die comprises natural rubber and polyurethane rubber (artificial rubber), the rubber can bear low unit pressure (generally less than 40Mpa), and is only used for punching soft materials and thin-walled pipes in small-batch production, the existing punching die is used, although punching work is achieved, stable work cannot be achieved for fixing a template needing punching, and meanwhile, when a punching needle is pulled out from the inside of the template after punching is completed, the template can be taken up, and punching time and working efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a punching die to current punching die who proposes in solving above-mentioned background art is when using, though accomplished the work of punching a hole, nevertheless fixed unable accomplish the stable work of template to needs punch a hole, when punching the needle and extracting from the inside of template after the completion of punching a hole simultaneously, can take the template up, and influence the problem of time of punching a hole and work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a punching die comprises a die, wherein a clamping component is arranged inside the bottom end of the die, a limiting plate is inserted in the center of the bottom end of the die, an ejection component is arranged at the top end of the die, a fixed block is connected with the inside of the top end of the die in a threaded manner, a punching needle is fixedly connected to the bottom end of the fixed block, and a support is arranged at the top end of the die;

preferably, the ejection component comprises a sliding rod, a top plate and a second spring, the bottom end of the sliding rod is fixedly connected with the top plate, and the two sides of the top end of the top plate are fixedly connected with the second spring.

Preferably, a backing plate is fixedly connected to the bottom end of the top plate.

Preferably, the mould includes bed die, guide bar, sleeve pipe and mould, the equal rigid coupling in top both sides of bed die has the guide bar, the sleeve pipe has been cup jointed on the outer wall top of guide bar, the rigid coupling has last mould between the sleeve pipe.

Preferably, the clamping member includes horizontal pole, first spring, draws piece and splint, the inboard rigid coupling of outer wall of horizontal pole has first spring, the outside rigid coupling of first spring has draws the piece, draw a top rigid coupling of piece to have splint.

Preferably, the support includes a piece, branch and diaphragm, the top rigid coupling of a piece has branch, the rigid coupling has the diaphragm between the branch.

Compared with the prior art, the beneficial effects of the utility model are that: this cut-out press, through the bed die, the guide bar, the sleeve pipe, go up the mould, the cooperation of deciding piece and punching needle is used, it can carry out punching work to have reached, can change work to the different punching needles that required use simultaneously, through the horizontal pole, first spring, the cooperation of drawing piece and splint is used, it can carry out tight work to the template that needs punch a hole to have reached, through the slide bar, the cooperation of roof and second spring is used, reached and after punching a hole and accomplishing, the punching needle can prevent to punch a hole when extracting from the inside of template and take up the template, lead to influencing the punching time, through a piece, the cooperation of branch and diaphragm is used, reached and to link to each other with external power device and can carry out punching work.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the cross bar, the first spring and the pull block in FIG. 1;

fig. 3 is a schematic view showing a connection structure of the upper mold, the supporting block and the supporting rod of fig. 1.

In the figure: 1. the device comprises a die, 101, a lower die, 102, a guide rod, 103, a sleeve, 104, an upper die, 2, a limiting plate, 3, a clamping component, 301, a cross rod, 302, a first spring, 303, a pulling block, 304, a clamping plate, 4, an ejection component, 401, a sliding rod, 402, a top plate, 403, a second spring, 5, a fixed block, 6, a punching needle, 7, a support, 701, a support block, 702, a support rod, 703 and a transverse plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a punching die comprises a die 1, wherein a clamping component 3 is installed inside the bottom end of the die 1, the clamping component 3 can clamp and fix a template to be punched, a limiting plate 2 is inserted in the center of the bottom end of the die 1, the limiting plate 2 can limit a punching needle, an ejection component 4 is installed at the top end of the die 1, the ejection component 4 can prevent the punching needle 6 from taking out the template after punching is completed, a fixed block 5 is connected with the inside of the top end of the die 1 through threads, the fixed block 5 can be installed and detached from the die through bolts, the punching needle 6 can be installed, detached and replaced, the punching needle 6 is fixedly connected to the bottom end of the fixed block 5, and a support 7 is installed at the top end of the die 1; the bracket 7 is connected with the power device.

The ejection member 4 comprises a slide bar 401, a top plate 402 and a second spring 403, the bottom end of the slide bar 401 is fixedly connected with the top plate 402, the slide bar 401 can slide up and down inside the upper die 104, the top plate 402 moves up and down through the slide bar 401, the second spring 403 is fixedly connected to both sides of the top end of the top plate 402, and the elastic coefficient of the second spring 403 is as follows: 20N/CM-80N/CM, the top end of the second spring 403 is fixedly connected with the upper die 104, the top plate 402 can extrude the second spring 403, and the bottom end of the top plate 402 is fixedly connected with a backing plate which can buffer.

The mold 1 comprises a lower mold 101, a guide rod 102, a sleeve 103 and an upper mold 104, wherein the guide rod 102 is fixedly connected to two sides of the top end of the lower mold 101, the guide rod 102 can conduct guiding work, the sleeve 103 is sleeved on the top end of the outer wall of the guide rod 102, the sleeve 103 can slide up and down on the outer wall of the guide rod 102, the upper mold 104 is fixedly connected between the sleeves 103, and the upper mold 104 can move up and down through the sleeve 103.

The clamping member 3 comprises a cross rod 301, a first spring 302, a pulling block 303 and a clamping plate 304, the first spring 302 is fixedly connected to the inner side of the outer wall of the cross rod 301, the cross rod 301 is fixedly connected with the lower die 101, and the elastic coefficient of the first spring 302 is as follows: 10N/CM-120N/CM, the outside rigid coupling of first spring 302 has the piece 303 of pulling, and the piece 303 of pulling can carry out tensile work to first spring 302, and the piece 303 of pulling can slide left and right side at the outer wall of horizontal pole 301, and the top rigid coupling of the piece 303 of pulling has splint 304, and splint 304 cooperates with lower bolster 101.

The support 7 comprises a support block 701, a support rod 702 and a transverse plate 703, the support rod 702 is fixedly connected to the top end of the support block 701, the support block 701 is fixedly connected with the upper die 104, the transverse plate 703 is fixedly connected between the support rods 702, and the transverse plate 703 is connected with an external power device.

When the punching die starts to work, a user firstly inserts the limiting plate 2 into the lower die 101, the clamping plates 304 on the two sides are broken off after the limiting plate is inserted, a template to be punched is placed at the top end of the limiting plate 2 after the limiting plate is broken off, the clamping plates 304 are loosened by the user after the clamping plates are placed, the pulling block 303 is pushed to slide inwards on the outer wall of the cross rod 301 by the reaction force of the first spring 302 after the pulling block is loosened, the pulling block 303 can drive the clamping plates 304 to move inwards to clamp and fix the template to be punched when sliding inwards, after the template is fixed, the user controls an external power device to drive the transverse plate 703 to move downwards through the external control unit, the transverse plate 703 can drive the supporting rod 702 and the supporting block 701 to move downwards when moving downwards, the supporting block 701 can drive the upper die 104 to slide downwards on the outer wall of the guide rod 102 through the sleeve 103 when moving downwards, the upper die 104, when the top plate 402 is attached to the template, the second spring 403 is extruded, and when the second spring is extruded, the sliding rod 401 slides upwards inside the upper die 104, the punching pin 6 continues to move downwards, and the punching pin 6 performs punching, so that the template to be punched is punched.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A punching die, comprising a die (1), characterized in that: a clamping component (3) is installed inside the bottom end of the die (1), a limiting plate (2) is inserted in the center of the bottom end of the die (1), an ejection component (4) is installed at the top end of the die (1), a fixed block (5) is connected with the top end of the die (1) through threads, a punching needle (6) is fixedly connected to the bottom end of the fixed block (5), and a support (7) is installed at the top end of the die (1);

the ejection component (4) comprises a sliding rod (401), a top plate (402) and a second spring (403), the bottom end of the sliding rod (401) is fixedly connected with the top plate (402), and the two sides of the top end of the top plate (402) are fixedly connected with the second spring (403).

2. The punching die of claim 1, wherein: and a base plate is fixedly connected to the bottom end of the top plate (402).

3. The punching die of claim 1, wherein: the die (1) comprises a lower die (101), a guide rod (102), a sleeve (103) and an upper die (104), wherein the guide rod (102) is fixedly connected to two sides of the top end of the lower die (101), the sleeve (103) is sleeved on the top end of the outer wall of the guide rod (102), and the upper die (104) is fixedly connected between the sleeves (103).

4. The punching die of claim 1, wherein: clamping member (3) include horizontal pole (301), first spring (302), draw piece (303) and splint (304), the inboard rigid coupling of outer wall of horizontal pole (301) has first spring (302), the outside rigid coupling of first spring (302) has draws piece (303), draw piece (303) top rigid coupling to have splint (304).

5. The punching die of claim 1, wherein: the support (7) comprises a support block (701), a support rod (702) and a transverse plate (703), wherein the support rod (702) is fixedly connected to the top end of the support block (701), and the transverse plate (703) is fixedly connected between the support rods (702).

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