CN214442174U

CN214442174U - Mould stamping device convenient to drawing of patterns

Info

Publication number: CN214442174U
Application number: CN202022573938.6U
Authority: CN
Inventors: 谢玲玲; 章芳芳
Original assignee: Kunshan Lehe Precision Hardware Co ltd
Current assignee: Kunshan Lehe Precision Hardware Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-10-22
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to the technical field of dies, in particular to a die stamping device convenient for demoulding, which comprises a base, wherein the middle part of the upper end of the base is fixedly connected with a lower die holder, the lower end of the inner part of the lower die holder is provided with a movable cavity, the bottom end of the inner part of the movable cavity is fixedly connected with a plurality of reset springs, a support plate is fixedly connected between the upper ends of the plurality of reset springs, the middle part of the upper end of the support plate is fixedly connected with a mandril, the middle part of the upper end of the lower die holder is provided with a stamping groove, the bottom end of the inner part of the stamping groove is provided with a storage groove, the upper end of the mandril sequentially penetrates into the storage groove and the stamping groove, the upper end of the mandril is fixedly connected with a top plate, and the left end and the right end of the support plate are both fixedly connected with movable plates; the left side and the right side of the upper end of the workpiece are pre-clamped through the two pressing plates, the workpiece is prevented from generating position deviation and being pried, the left end and the right end of the workpiece are limited through the positioning plates, the workpiece is prevented from generating position deviation and being pried, and the stability during stamping is improved.

Description

Mould stamping device convenient to drawing of patterns

Technical Field

The utility model relates to the technical field of mold, especially, relate to a mould stamping device convenient to drawing of patterns.

Background

Precision machines comprise a stamping die, which is a special processing equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, called cold stamping die (commonly called cold stamping die), stamping, which is a press working method for obtaining required parts by applying pressure to the materials at room temperature by using a die mounted on a press to cause separation or plastic deformation.

Present mould stamping device, the work piece is when carrying out stamping forming, and the work piece is not pressed from both sides tightly in advance, leads to the work piece easily to produce offset and prize, influences punching press stability, and work piece stamping forming back in addition, the work piece drops to the punching press inslot, needs the manual work to take out the work piece with the hand, leads to the drawing of patterns convenient fast inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mould stamping device convenient to drawing of patterns to the work piece punching press stability that the solution above-mentioned background art provided is not good enough, the not quick convenient problem of drawing of patterns inadequately.

In order to solve the prior art problem, the utility model discloses a mould stamping device convenient to drawing of patterns, including the base:

a lower die holder is fixedly connected to the middle part of the upper end of the base, a movable cavity is formed in the lower end of the interior of the lower die holder, a plurality of reset springs are fixedly connected to the bottom end of the interior of the movable cavity, a support plate is fixedly connected between the upper ends of the reset springs, an ejector rod is fixedly connected to the middle part of the upper end of the support plate, a punching groove is formed in the middle part of the upper end of the lower die holder, a storage groove is formed in the bottom end of the interior of the punching groove, the upper end of the ejector rod sequentially penetrates into the storage groove and the punching groove, a top plate is fixedly connected to the upper end of the ejector rod, movable plates are fixedly connected to the left end and the right end of the support plate, the tail ends of the movable plates penetrate through the lower die holder and are slidably connected with the lower die holder, a buffer plate is fixedly connected to the upper end of each movable plate and positioned on the outer side of the lower die holder, and telescopic shafts are fixedly connected to four corners of the upper end of the base, four fixedly connected with fixed plate between the telescopic shaft upper end, just fixed plate lower extreme middle part fixedly connected with upper die base, the equal fixedly connected with clamp plate in lower part at both ends about the upper die base, just upper die base lower extreme middle part fixedly connected with punching press head, the equal fixedly connected with spring release link in both ends about the upper die base is inside, just the spring release link lower extreme extends the upper die base, the equal fixedly connected with splint of spring release link lower extreme.

Further, the ejector rod is connected with the lower die holder in a sliding mode, and the top plate is connected with the accommodating groove in a butt joint mode.

Furthermore, the outer surface of the buffer plate is connected with elastic rubber, and the pressing plate is positioned right above the buffer plate on the same side.

Furthermore, the equal fixedly connected with spring telescopic link in die holder upper end left and right sides, just spring telescopic link end just be close to in punching press groove fixedly connected with locating plate, the locating plate with die holder sliding connection.

Furthermore, the clamping plates are positioned on the left side and the right side of the upper end of the lower die base, and the stamping head is in butt joint with the stamping groove.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

carry out quick convenient clamp in advance with the upper end left and right sides of work piece through two clamp plates, prevent that the work piece from producing the skew, and prevent that the work piece from prizing, it is spacing to combine the locating plate to carry out both ends about the work piece, prevent that the work piece from producing the skew, and prevent that the work piece from prizing, stability when improving the punching press, and resilience force through reset spring is with extension board jack-up, the ejector pin then drives the roof and with work piece jack-up, thereby be convenient for ejecting the work piece from the punching press inslot, reach the effect of quick drawing of patterns, the convenience of drawing of patterns has been guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partially enlarged structure A of the present invention;

fig. 3 is a schematic view of the overall working structure of the present invention.

In FIGS. 1-3: the stamping die comprises a base 1, a lower die holder 2, a telescopic shaft 3, a fixed plate 4, an upper die holder 5, a spring return rod 6, a clamping plate 7, a stamping head 8, a pressing plate 9, a movable cavity 10, a return spring 11, a supporting plate 12, a movable plate 13, a buffer plate 14, a stamping groove 15, a containing groove 16, a top plate 17, a spring telescopic rod 18, a positioning plate 19 and an ejector rod 20.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3:

a die stamping device convenient to drawing of patterns, includes base 1:

the middle part of the upper end of the base 1 is fixedly connected with a lower die holder 2, the lower end of the interior of the lower die holder 2 is provided with a movable cavity 10, the bottom end of the interior of the movable cavity 10 is fixedly connected with a plurality of reset springs 11, a support plate 12 is fixedly connected between the upper ends of the reset springs 11, the middle part of the upper end of the support plate 12 is fixedly connected with an ejector rod 20, the middle part of the upper end of the lower die holder 2 is provided with a punching groove 15, the bottom end of the interior of the punching groove 15 is provided with a containing groove 16, the upper end of the ejector rod 20 sequentially penetrates into the containing groove 16 and the punching groove 15, the upper end of the ejector rod 20 is fixedly connected with a top plate 17, the left end and the right end of the support plate 12 are fixedly connected with movable plates 13, the tail ends of the movable plates 13 penetrate through the lower die holder 2, the movable plates 13 are slidably connected with the lower die holder 2, and the upper end of each movable plate 13 is fixedly connected with a buffer plate 14 outside the lower die holder 2, four corners of the upper end of the base 1 are fixedly connected with telescopic shafts 3, a fixed plate 4 is fixedly connected between the upper ends of the four telescopic shafts 3, the middle of the lower end of the fixed plate 4 is fixedly connected with an upper die base 5, the lower parts of the left end and the right end of the upper die base 5 are fixedly connected with press plates 9, the middle of the lower end of the upper die base 5 is fixedly connected with a stamping head 8, the left end and the right end of the inner part of the upper die base 5 are fixedly connected with spring return rods 6, the lower ends of the spring return rods 6 extend out of the upper die base 5, the lower ends of the spring return rods 6 are fixedly connected with clamp plates 7, the ejector rods 20 are in sliding connection with the lower die base 2, the top plates 17 are in butt joint with the accommodating grooves 16, the clamp plates 7 are positioned on the left side and the right side of the upper end of the lower die base 2, and the stamping head 8 is in butt joint with the stamping grooves 15;

specifically, a workpiece is placed at the upper end of the lower die holder 2 and is made to cross over the stamping groove 15, a hydraulic telescopic shaft is fixedly arranged at the upper end of the fixed plate 4, the fixed plate 4 and the upper die holder 5 are driven to move downwards by the downward extension of the hydraulic telescopic shaft 3, meanwhile, the telescopic shaft 3 contracts, at the moment, the two clamping plates 7 move downwards and quickly and conveniently press the left end and the right end of the workpiece, the workpiece is prevented from being pried, the stamping stability is improved, when the upper die holder 5 moves downwards continuously, the spring return rod 6 is stressed to contract, and the press plate 9 presses the buffer plate 14 downwards, the buffer plate 14 drives the movable plate 13 and the support plate 12 to move downwards, the support plate 12 extrudes the return spring 11, meanwhile, the support plate 12 drives the ejector rod 20 and the top plate 17 to move downwards until the top plate 17 is butted into the accommodating groove 16, at the moment, the stamping head 8 finishes stamping the workpiece, and the workpiece falls into the stamping groove 15, so that the stamping work is finished;

further, after the work piece punching press finishes, make upper die base 5 shift up, clamp plate 9 no longer extrudees buffer board 14, and reset spring 11 resets through the resilience force this moment to drive extension board 12 and shift up, extension board 12 then drives ejector pin 20 and roof 17 and shifts up, and roof 17 then makes progress ejecting with the work piece in the ram groove 15, reaches the effect of quick drawing of patterns, need not the manual work again and takes out the work piece from ram groove 15 in, has guaranteed the convenience of drawing of patterns.

The outer surface of the buffer plate 14 is connected with elastic rubber, and the pressing plate 9 is positioned right above the buffer plate 14 on the same side;

furthermore, the elastic rubber plays a role in buffering the buffer plate 14 and the pressing plate 9, reduces abrasion generated when the buffer plate 14 is in contact with the pressing plate 9, and reduces noise generated during collision.

The left side and the right side of the upper end of the lower die holder 2 are fixedly connected with spring telescopic rods 18, the tail ends of the spring telescopic rods 18 are fixedly connected with positioning plates 19 close to the stamping grooves 15, and the positioning plates 19 are connected with the lower die holder 2 in a sliding mode;

further, when the work piece was put in 2 upper ends of die holder, at first make two clamp plates 9 extrusion spring telescopic link 18 and press from both sides the both ends about the work piece tightly, consequently through the resilience force of spring telescopic link 18, do benefit to the quick work piece and carry on spacingly, prevent that the work piece from producing the offset.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a mould stamping device convenient to drawing of patterns, includes base (1), its characterized in that:

the die holder is characterized in that a lower die holder (2) is fixedly connected to the middle of the upper end of the base (1), a movable cavity (10) is formed in the lower end of the interior of the lower die holder (2), a plurality of reset springs (11) are fixedly connected to the bottom end of the interior of the movable cavity (10), a support plate (12) is fixedly connected between the upper ends of the reset springs (11), an ejector rod (20) is fixedly connected to the middle of the upper end of the support plate (12), a punching groove (15) is formed in the middle of the upper end of the lower die holder (2), a storage groove (16) is formed in the bottom end of the interior of the punching groove (15), the upper end of the ejector rod (20) penetrates into the storage groove (16) and the punching groove (15) in sequence, a top plate (17) is fixedly connected to the upper end of the ejector rod (20), movable plates (13) are fixedly connected to the left end and the right end of the support plate (12), and the tail end of the movable plate (13) penetrates out of the lower die holder (2), the movable plates (13) are connected with the lower die holder (2) in a sliding way, the upper end of each movable plate (13) and the outer side of the lower die holder (2) are fixedly connected with a buffer plate (14), four corners of the upper end of the base (1) are fixedly connected with telescopic shafts (3), fixing plates (4) are fixedly connected between the upper ends of the four telescopic shafts (3), and the middle part of the lower end of the fixed plate (4) is fixedly connected with an upper die holder (5), the lower parts of the left end and the right end of the upper die holder (5) are fixedly connected with press plates (9), and the middle part of the lower end of the upper die holder (5) is fixedly connected with a stamping head (8), the left end and the right end of the interior of the upper die holder (5) are fixedly connected with spring return rods (6), the lower end of the spring reset rod (6) extends out of the upper die base (5), the lower end of the spring return rod (6) is fixedly connected with a clamping plate (7).

2. The die stamping apparatus for facilitating ejection as claimed in claim 1, wherein: the ejector rod (20) is connected with the lower die holder (2) in a sliding mode, and the top plate (17) is connected with the accommodating groove (16) in an abutting mode.

3. The die stamping apparatus for facilitating ejection as claimed in claim 1, wherein: the outer surface of the buffer plate (14) is connected with elastic rubber, and the pressing plate (9) is positioned right above the buffer plate (14) on the same side.

4. The die stamping apparatus for facilitating ejection as claimed in claim 1, wherein: equal fixedly connected with spring telescopic link (18) in both sides about die holder (2) upper end, just spring telescopic link (18) end and be close to in punching press groove (15) fixedly connected with locating plate (19), locating plate (19) with die holder (2) sliding connection.

5. The die stamping apparatus for facilitating ejection as claimed in claim 1, wherein: the clamping plates (7) are positioned on the left side and the right side of the upper end of the lower die base (2), and the stamping heads (8) are in butt joint with the stamping grooves (15).