CN212168734U

CN212168734U - Anti-rebound hardware stamping die

Info

Publication number: CN212168734U
Application number: CN202020481360.9U
Authority: CN
Inventors: 高海民
Original assignee: Guangzhou Hongchuang Hardware Mould Products Co ltd
Current assignee: Guangzhou Hongchuang Hardware Mould Products Co ltd
Priority date: 2020-04-05
Filing date: 2020-04-05
Publication date: 2020-12-18
Anticipated expiration: 2030-04-05

Abstract

The utility model discloses a prevent hardware stamping die that rebounds, including upper die base and die holder, upper die base bottom fixedly connected with drift, it punches a hole to have seted up on the die holder, upper die base one side fixedly connected with dead lever, die holder one side fixedly connected with device box, first movable groove and second movable groove have been seted up respectively to the both sides of punching a hole of die holder, the inside swing joint of second movable groove has first carriage release lever, first aperture and backup pad fixed connection are passed to first carriage release lever one end, backup pad and first spring fixed connection. This prevent hardware stamping die that rebounds, first carriage release lever can remove about under the effect of second carriage release lever to push away the waste material of drift bottom to first movable tank inside when the drift falls to the minimum, make this hardware stamping die can not take place the phenomenon of waste material rebound at the during operation, very big assurance the life-span of drift and the quality of product.

Description

Anti-rebound hardware stamping die

Technical Field

The utility model relates to a five metals punching press technical field specifically is a prevent hardware stamping die that rebounds.

Background

The hardware stamping is a process for deforming or breaking stainless steel, iron, aluminum, copper and other plates and special materials by using a punch and a die to achieve a certain shape and size. The sheet forming is performed by using a sheet, a thin-walled pipe, a thin profile, or the like as a raw material, and the forming method of plastic working is collectively called sheet forming, and in this case, deformation in the direction of a thick plate is not generally considered; in the hardware stamping process, the phenomenon of very common waste rebound can occur due to the action of vacuum generated by the rising of the punch or stamping oil, the damage to a product and the punch is very large, and a mode of adding an ejector pin in the punch is usually adopted by a general hardware stamping device to prevent the waste rebound; and the drift of some small-size five metals stamping device is less, can't install the thimble for this kind of stamping device is difficult to avoid the waste material rebound.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a prevent hardware stamping die that rebounds has solved the unable problem of avoiding the waste material rebound of hardware stamping device who is difficult for installing the thimble.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-rebound hardware stamping die comprises an upper die base and a lower die base, wherein a punch is fixedly connected to the bottom of the upper die base, a punched hole is formed in the lower die base, a fixing rod is fixedly connected to one side of the upper die base, a device box is fixedly connected to one side of the lower die base, a first movable groove and a second movable groove are respectively formed in two sides of the punched hole of the lower die base, a first moving rod is movably connected to the inner portion of the second movable groove, one end of the first moving rod penetrates through a first small hole formed in one side of the device box and is fixedly connected with one side of a supporting plate, the other side of the supporting plate is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with a first spring fixing plate, the other end of the first spring fixing plate is fixedly connected with the inner wall of the device box, a second spring is fixedly connected to the top, the lifting block is fixedly connected to one side of the second spring fixing plate, a second small hole is formed in the top of the device box, and the second small hole is formed right above the lifting block and right below the fixing rod.

Preferably, the elastic coefficient of the second spring is greater than the elastic coefficient of the first spring.

Preferably, the first montant of lifter block left side fixedly connected with, the first rack of first montant left side fixedly connected with, first rack and first gear engagement, first gear and second gear fixed connection, the second gear meshes with the second rack, second rack and second carriage release lever fixed connection, the third aperture and the third movable groove swing joint of seting up in device box one side are passed in the second carriage release lever left side, the third movable groove sets up on the die holder, two limiting plates of second carriage release lever right side fixedly connected with.

Preferably, the diameter of the first gear is smaller than that of the second gear, the second gear is rotatably connected with one end of a gear fixing rod, and the other end of the gear fixing rod is fixedly connected with the inner wall of the device box.

Preferably, the first horizontal pole of lifter block right side fixedly connected with, first horizontal pole and first piston drive pole one end fixed connection, first piston drive pole other end fixedly connected with first piston, first piston and hydraulic pressure storehouse inner wall swing joint, hydraulic pressure storehouse inner wall and second piston fixed connection, second piston and second piston dead lever fixed connection, hydraulic pressure storehouse outer wall fixedly connected with gag lever post, the gag lever post sets up in first square hole and second quad slit, first square hole is seted up on the second horizontal pole, the second quad slit is seted up on the third horizontal pole, third horizontal pole and second piston dead lever bottom fixed connection, second horizontal pole left end and second montant fixed connection.

Preferably, any side length of the cross section of the second vertical rod is smaller than the distance between the two limiting plates.

(III) advantageous effects

The utility model provides a prevent hardware stamping die that rebounds. The method has the following beneficial effects:

(1) according to the anti-rebound hardware stamping die, the first moving rod moves left and right under the action of the second moving rod, so that waste materials at the bottom of the punch are pushed into the first movable groove when the punch descends to the lowest position, the phenomenon of rebound of the waste materials cannot occur when the hardware stamping die works, the service life of the punch is greatly guaranteed, and the quality of a product is greatly guaranteed;

(2) this prevent hardware stamping die that jumps back, the elevator makes the second montant move up to with backup pad left side contactless when descending to pop out first carriage release under the effect of first spring, when the elevator ascended, the second carriage release will push back first carriage release, thereby utilize the lift of dead lever on the upper die base to control stretching out and retracting of first carriage release, can reach the effect that the device recycles.

Drawings

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

FIG. 2 is a schematic structural view of the lower die holder of the present invention;

FIG. 3 is a front cross-sectional view of the device case of the present invention;

FIG. 4 is a rear cross-sectional view of the device case of the present invention;

fig. 5 is a top view of a second cross bar of the present invention;

fig. 6 is a cross-sectional view of the second cross bar of the present invention.

In the figure: 1, 2, 3, 4, 5, 6 device boxes, 7 a first movable groove, 8 a second movable groove, 9 a first movable rod, 10 a first small hole, 11 a support plate, 12 a first spring, 13 a first spring fixing plate, 14 a second spring, 15 a second spring fixing plate, 16 a lifting block, 17 a second small hole, 18 a first vertical rod, 19 a first rack, 20 a first gear, 21 a second gear, 22 a second rack, 23 a second movable rod, 24 a third small hole, 25 a third movable groove, 26 a gear fixing rod, 27 a limiting plate, 28 a first cross rod, 29 a first piston transmission rod, 30 a first piston, 31 a hydraulic bin, 32 a second piston, 33 a second piston fixing rod, 34 a limiting rod, 35 a first square hole, 36 a second square hole, 37 hardware, 38 a second cross rod, 39 a third cross rod and 40 a second vertical rod.

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. 1-6, the present invention provides a technical solution: a rebound-preventing hardware stamping die comprises an upper die base 1 and a lower die base 2, wherein a punch 3 is fixedly connected to the bottom of the upper die base 1, a punched hole 4 is formed in the lower die base 2, a fixed rod 5 is fixedly connected to one side of the upper die base 1, a device box 6 is fixedly connected to one side of the lower die base 2, a first movable groove 7 and a second movable groove 8 are respectively formed in two sides of the punched hole 4 of the lower die base 2, a first movable rod 9 is movably connected to the inside of the second movable groove 8, one end of the first movable rod 9 penetrates through a first small hole 10 formed in one side of the device box 6 to be fixedly connected with one side of a supporting plate 11, the first movable rod 9 can move left and right under the action of a second movable rod 23, so that waste at the bottom of the punch 3 is pushed into the first movable groove 7 when the punch 3 descends to the lowest position, the phenomenon of rebound of waste cannot occur during working of the hardware stamping die, the service, the other side of the supporting plate 11 is fixedly connected with one end of a first spring 12, the other end of the first spring 12 is fixedly connected with a first spring fixing plate 13, the other end of the first spring fixing plate 13 is fixedly connected with the inner wall of the device box 6, the top of the inner wall of the device box 6 is fixedly connected with a second spring 14, the bottom of the second spring 14 is fixedly connected with a second spring fixing plate 15, the elastic coefficient of the second spring 14 is larger than that of the first spring 12, one side of the second spring fixing plate 15 is fixedly connected with a lifting block 16, the top of the device box 6 is provided with a second small hole 17, the second small hole 17 is arranged right above the lifting block 16 and right below the fixing rod 5, the left side of the lifting block 16 is fixedly connected with a first vertical rod 18, the left side of the first vertical rod 18 is fixedly connected with a first rack 19, the first rack 19 is meshed with a first gear 20, the first gear 20 is fixedly connected with a second gear 21, the, the second gear 21 is rotatably connected with one end of a gear fixing rod 26, the other end of the gear fixing rod 26 is fixedly connected with the inner wall of the device box 6, the second gear 21 is meshed with a second rack 22, the second rack 22 is fixedly connected with a second moving rod 23, the left side of the second moving rod 23 passes through a third small hole 24 arranged on one side of the device box 6 and is movably connected with a third movable groove 25, the third movable groove 25 is arranged on the lower die holder 2, the right side of the second moving rod 23 is fixedly connected with two limit plates 27, the right side of the lifting block 16 is fixedly connected with a first cross rod 28, the first cross rod 28 is fixedly connected with one end of a first piston transmission rod 29, the other end of the first piston transmission rod 29 is fixedly connected with a first piston 30, the first piston 30 is movably connected with the inner wall of a hydraulic chamber 31, the inner wall of the hydraulic chamber 31 is fixedly connected with a second piston 32, the second piston 32 is fixedly connected with a second piston fixing, the limiting rod 34 is arranged in the first square hole 35 and the second square hole 36, the first square hole 35 is formed in the second cross rod 38, the second square hole 36 is formed in the third cross rod 39, the third cross rod 39 is fixedly connected with the bottom of the second piston fixing rod 33, the left end of the second cross rod 38 is fixedly connected with the second vertical rod 40, any side length of the cross section of the second vertical rod 40 is smaller than the distance between the two limiting plates 27, the second vertical rod 40 moves upwards to be not in contact with the left side of the supporting plate 11 when the lifting block 16 descends, so that the first moving rod 9 is ejected out under the action of the first spring 12, when the lifting block 16 ascends, the second moving rod 23 pushes the first moving rod 9 back, the first moving rod 9 is controlled to extend and retract by utilizing the lifting of the fixing rod 5 on the upper die holder 1, and the effect of recycling of the device can be achieved.

When the device works (or is used), the hardware 37 is placed on the lower die holder 2, the switch of the upper die holder 1 is opened, the fixed rod 5 and the punch 3 on the upper die holder 1 move downwards along with the upper die holder 1, the punch 3 punches the hardware 37 under the action of the punch 3 and the punch 4, the waste is pushed towards the bottom of the punch 4, the bottom of the fixed rod 5 penetrates through the second small hole 17 to push the lifting block 16 to move downwards, the second spring 14 is stretched, the second movable rod 23 moves towards the inside of the third movable groove 25 under the action of the first gear 19 and the second gear 20, the first piston 30 moves downwards under the action of the first piston transmission rod 29 and the first cross rod 28, so that the second piston 32 drives the second piston transmission rod 33 and the third cross rod 39 to ascend, the third cross rod 39 drives the second cross rod 38 and the second vertical rod 40 to move upwards until the second vertical rod 40 moves to the upper part of the supporting plate 11, at this moment, the first moving rod 9 pops up under the action of the first spring 12 and pushes waste materials at the bottom of the punch 3 into the first movable groove 7, when the upper die holder 1 ascends, the lifting block 16 automatically ascends under the action of the second spring 14, at this moment, the second vertical rod 40 descends and slides on the top of the supporting plate 11, the second moving rod 23 pushes the first moving rod 9 rightwards under the action of the second gear 21 until the second vertical rod 40 is not in contact with the top of the supporting plate 11, and at this moment, the second vertical rod 40 moves downwards under the action of gravity so as to fix the position of the supporting plate 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides an anti-rebound hardware stamping die, includes upper die base (1) and die holder (2), upper die base (1) bottom fixedly connected with drift (3), seted up on die holder (2) and punched a hole (4), its characterized in that: a fixed rod (5) is fixedly connected to one side of the upper die base (1), a device box (6) is fixedly connected to one side of the lower die base (2), a first movable groove (7) and a second movable groove (8) are respectively formed in two sides of a punched hole (4) of the lower die base (2), a first moving rod (9) is movably connected to the inside of the second movable groove (8), one end of the first moving rod (9) penetrates through a first small hole (10) formed in one side of the device box (6) and is fixedly connected with one side of a supporting plate (11), the other side of the supporting plate (11) is fixedly connected with one end of a first spring (12), the other end of the first spring (12) is fixedly connected with a first spring fixing plate (13), the other end of the first spring fixing plate (13) is fixedly connected with the inner wall of the device box (6), a second spring (14) is fixedly connected to the top of the inner wall of the device, second spring (14) bottom and second spring fixed plate (15) fixed connection, second spring fixed plate (15) one side fixedly connected with elevator (16), second aperture (17) have been seted up at device box (6) top, second aperture (17) set up directly over elevator (16) and dead lever (5) under.

2. The anti-rebound hardware stamping die according to claim 1, characterized in that: the elastic coefficient of the second spring (14) is greater than the elastic coefficient of the first spring (12).

3. The anti-rebound hardware stamping die according to claim 1, characterized in that: the utility model discloses a device, including lifter block (16), first montant (18) of lifter block (16) left side fixedly connected with, first rack (19) of first montant (18) left side fixedly connected with, first rack (19) and first gear (20) meshing, first gear (20) and second gear (21) fixed connection, second gear (21) and second rack (22) meshing, second rack (22) and second carriage release lever (23) fixed connection, third aperture (24) and third activity groove (25) swing joint of seting up in device box (6) one side are passed on second carriage release lever (23) left side, third activity groove (25) set up on die holder (2), two limiting plates (27) of second carriage release lever (23) right side fixedly connected with.

4. The anti-rebound hardware stamping die according to claim 3, characterized in that: the diameter of the first gear (20) is smaller than that of the second gear (21), the second gear (21) is rotatably connected with one end of a gear fixing rod (26), and the other end of the gear fixing rod (26) is fixedly connected with the inner wall of the device box (6).

5. The anti-rebound hardware stamping die according to claim 1, characterized in that: the lifting block (16) right side fixedly connected with first horizontal pole (28), first horizontal pole (28) and first piston transmission pole (29) one end fixed connection, first piston transmission pole (29) other end fixedly connected with first piston (30), first piston (30) and hydraulic pressure storehouse (31) inner wall swing joint, hydraulic pressure storehouse (31) inner wall and second piston (32) fixed connection, second piston (32) and second piston fixing pole (33) fixed connection, hydraulic pressure storehouse (31) outer wall fixedly connected with gag lever post (34), gag lever post (34) set up in first square hole (35) and second quad slit (36), first square hole (35) are seted up on second horizontal pole (38), second quad slit (36) are seted up on third horizontal pole (39), third horizontal pole (39) and second piston fixing pole (33) bottom fixed connection, the left end of the second cross rod (38) is fixedly connected with the second vertical rod (40).

6. The anti-rebound hardware stamping die according to claim 5, characterized in that: any side length of the cross section of the second vertical rod (40) is smaller than the distance between the two limiting plates (27).