CN215941233U

CN215941233U - Automatic demoulding device for stamping die

Info

Publication number: CN215941233U
Application number: CN202121447618.4U
Authority: CN
Inventors: 杨伟文
Original assignee: Foshan Langquan Mould Manufacturing Co ltd
Current assignee: Foshan Langquan Mould Manufacturing Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-03-04
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to the technical field of dies and discloses an automatic demolding device for a stamping die, which comprises a die holder, wherein a support is fixedly welded on the upper surface of the die holder, a hydraulic press is fixedly welded on the upper surface of the support, an inner hydraulic rod is fixedly welded on the bottom surface of the support, an upper die holder is fixedly welded on the bottom end of the inner hydraulic rod, an outer hydraulic rod is fixedly welded on the front surface and the back surface of the support through a connecting rod, a driving device is arranged at the bottom end of the outer hydraulic rod, side grooves are formed in the front surface and the back surface of the die holder, a spring rod is fixedly welded on the inner bottom surface of each side groove, a lower die holder is fixedly welded on the top end of the spring rod through a connecting rod, and demolding devices are arranged on the left side surface and the right side surface of the lower die holder. This automatic shedder for stamping die can drive the die holder through drive arrangement and remove to can carry out the drawing of patterns to the work piece through shedder, thereby convenient to use.

Description

Automatic demoulding device for stamping die

Technical Field

The utility model relates to the technical field of dies, in particular to an automatic demolding device for a stamping die.

Background

The stamping die is a special process device for processing materials into parts in stamping processing, but the existing stamping die is formed by connecting spring with ejector rods after stamping is finished, because the pressure on the parts is higher, the parts are often adhered in a lower die and need to be taken out manually, the labor intensity is increased, the labor intensity can be reduced through automatic demoulding, the existing automatic demoulding device is formed by connecting the spring with the ejector rods, the spring is compressed during stamping, the parts are ejected out by the elasticity of the spring after stamping, but the spring is easy to damage, when the spring is damaged and cannot provide the elasticity, the parts cannot be taken out, and meanwhile, the spring has certain buffer force, so that the instantaneous contact force between a punch and a female die can be reduced, and further, the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an automatic demoulding device for a stamping die, which solves the problem of automatic demoulding for the stamping die.

(II) technical scheme

In order to realize the purpose of automatic demoulding for the stamping die, the utility model provides the following technical scheme: the utility model provides an automatic shedder for stamping die, includes the die holder, the last welded surface of die holder is fixed with the support, the last welded surface of support is fixed with the hydraulic press, the bottom surface welded fastening of support has interior hydraulic stem, the bottom welded fastening of interior hydraulic stem has the upper die base, the front and the back of support have outer hydraulic stem through connecting rod welded fastening, the bottom of outer hydraulic stem is provided with drive arrangement, the side channel has been seted up at the front and the back of die holder, the inside bottom surface welded fastening of side channel has the spring beam, the top of spring beam has the die holder through connecting rod welded fastening, the side is provided with shedder about the die holder.

Preferably, the driving device comprises an upper swing arm, a fixed pin, a lower swing arm and a connecting rotating rod, the upper swing arm is rotatably connected to the bottom end of the outer hydraulic rod, the fixed pin is rotatably connected to the front surface of the die holder, the lower swing arm is rotatably connected with the fixed pin, the connecting rotating rod is rotatably connected to the bottom end of the upper swing arm through the rotating pin, the upper die and the lower die are respectively fixedly mounted with the upper die holder and the lower die holder, the inner hydraulic rod can drive the upper die holder to move downwards through a hydraulic press when the dies are stamped, the outer hydraulic rod can drive the upper swing arm to move downwards, the upper swing arm can drive the lower swing arm to move upwards through the fixed pin, the lower swing arm drives the spring rod to stretch and drive the lower die holder to move upwards, and the stroke of stamping of the upper die holder and the lower die holder can be reduced through the downward movement of the upper die holder and the upward movement of the lower die holder, thereby facilitating the improvement of the punching efficiency.

Preferably, the demoulding device comprises a turntable, a warping slide rod and a warping groove, the turntable is rotatably connected to the left side surface and the right side surface of the mould seat, the warping slide rod is connected inside the rotary table in a sliding manner, the warping grooves are formed in the left side surface and the right side surface of the lower die seat, when one end of the lower swing arm, which is more outside, moves downwards, the tilting slide rod can be driven by the connecting rotating rod to slide outwards in the rotating disk, one end of the upper die base and the lower die base which are far away from the die base move downwards, and the upper die base and the lower die base can move upwards and downwards through a hydraulic press after stamping is finished, at the moment, the connecting rotating rod drives the warping sliding rod to rotate and simultaneously drive the warping sliding rod to move inwards to the inner part of the warping groove, when the warped sliding rod is contacted with the lower die holder, the stamping part can be separated from the lower die holder through the inclined end of the inner side of the warped sliding rod, therefore, the stamping part which is fixed on the upper surface of the lower die base after stamping is demoulded, and the use is convenient.

Preferably, the upper swing arm is rotatably connected with one end, far away from the spring rod, of the lower swing arm through a rotating pin, so that the upper swing arm can drive the lower swing arm to move up and down through a fixed pin.

Preferably, the end of the lower swing arm far away from the connecting rotating rod is rotatably connected with the spring rod through a rotating pin, so that the spring rod can respectively enable the lower die holder and the lower swing arm to reset rapidly through the rotating pin.

The front surface of the die holder is provided with a sliding pin groove, and the fixed pin is in sliding connection with the fixed pin, so that the lower swing arm can move while rotating.

Preferably, the tilting slide rod is rotatably connected with the connecting rotating rod, so that the connecting rotating rod can drive the tilting slide rod to slide inwards and outwards and move up and down.

Preferably, the tilting slide rod is movably clamped with the tilting groove, so that one end of the tilting slide rod, which is provided with an inclined plane, is more inward, and the stamping part and the lower die holder can be separated from each other.

Compared with the prior art, the utility model provides an automatic demoulding device for a stamping die, which has the following beneficial effects:

1. this automatic shedder for stamping die, through with upper die and bed die respectively with upper die base and die holder installation fixed, and can make interior hydraulic stem drive upper die base downwardly moving through the hydraulic press when carrying out the punching press to the mould, outer hydraulic stem can drive the swing arm and move down simultaneously, and then it can make lower swing arm more inboard one end upwards through the fixed pin to go up the swing arm, it moves down than outside one end, lower swing arm drives the spring pole and stretches and drive the die holder rebound this moment, and then through upper die base rebound, the stroke of reducible upper die base of die holder rebound and die holder punching press, thereby be convenient for improve stamping efficiency.

2. This automatic demoulding device for stamping die, when the swing arm when than outside one end downstream down, the accessible is connected the bull stick and is driven to stick up the slide bar in the inside of carousel is to the gliding in outside, its one end downstream of keeping away from the die holder, and can make its branch ratio upwards and downstream through the hydraulic press after upper die base and die holder punching press finish, connect the bull stick this moment and drive to stick up the slide bar and also can drive its inside side-to-side movement to stick up the inside in groove when the pivoted, and can make stamping workpiece and die holder break away from through its inboard slope one end when sticking up the slide bar and contacting with the die holder, thereby accomplish and carry out the drawing of patterns to the stamping workpiece of fixing at the die holder upper surface after the punching press, and then convenient to use.

Drawings

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

FIG. 2 is a schematic view of a structural warping groove of the present invention;

FIG. 3 is a schematic view of a seesaw bar according to the present invention.

Wherein: 1. a die holder; 2. a support; 3. a hydraulic press; 4. an internal hydraulic rod; 5. an upper die holder; 6. an outer hydraulic ram; 7. an upper swing arm; 8. a side groove; 9. a spring lever; 10. a lower die holder; 11. fixing a pin; 12. a lower swing arm; 13. connecting the rotating rod; 14. a turntable; 15. warping the sliding rod; 16. and (5) warping the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an automatic demolding device for a stamping die, which comprises a die holder 1, wherein a support 2 is welded and fixed on the upper surface of the die holder 1, a hydraulic press 3 is welded and fixed on the upper surface of the support 2, an inner hydraulic rod 4 is welded and fixed on the bottom surface of the support 2, an upper die holder 5 is welded and fixed on the bottom end of the inner hydraulic rod 4, an outer hydraulic rod 6 is welded and fixed on the front surface and the back surface of the support 2 through a connecting rod, a driving device is arranged on the bottom end of the outer hydraulic rod 6, the driving device comprises an upper swing arm 7, a fixed pin 11, a lower swing arm 12 and a connecting rotating rod 13, the upper swing arm 7 is rotatably connected to the bottom end of the outer hydraulic rod 6, the fixed pin 11 is rotatably connected to the front surface of the die holder 1, the lower swing arm 12 is rotatably connected to the fixed pin 11, the connecting rotating rod 13 is rotatably connected to the bottom end of the upper swing arm 7 through a rotating pin, and the upper die and the lower die are respectively fixedly mounted to the upper die holder 5 and the lower die holder 10, when a die is stamped, the inner hydraulic rod 4 can drive the upper die holder 5 to move downwards through the hydraulic press 3, the outer hydraulic rod 6 can drive the upper swing arm 7 to move downwards, the upper swing arm 7 can drive the end of the lower swing arm 12, which is more inside than the end, which is more outside than the end, which is more inside than the end, which is upwards through the fixed pin 11, to move downwards, the lower swing arm 12 drives the spring rod 9 to stretch and drive the lower die holder 10 to move upwards, the stamping strokes of the upper die holder 5 and the lower die holder 10 can be reduced through the downward movement of the upper die holder 5 and the upward movement of the lower die holder 10, so that the stamping efficiency is improved, the upper swing arm 7 is rotatably connected with the end, which is far away from the spring rod 9, of the lower swing arm 12 through the rotating pin 11, so that the lower swing arm 12 can be driven to move up and down through the fixed pin 11, the end, which is far away from the connected with the rotating pin 13, of the lower swing arm 12 is rotatably connected with the spring rod 9 through the rotating pin, so that the spring rod 9 can respectively and rapidly reset the lower die holder 10 and the lower swing arm 12 through the rotating pin, the front surface of the die holder 1 is provided with a sliding pin groove, the fixed pin 11 is connected with the fixed pin in a sliding manner, so that the lower swing arm 12 can move while rotating, the front surface and the back surface of the die holder 1 are provided with side grooves 8, the bottom surface inside the side grooves 8 is fixedly welded with a spring rod 9, the top end of the spring rod 9 is fixedly welded with a lower die holder 10 through a connecting rod, the left side surface and the right side surface of the lower die holder 10 are provided with demoulding devices, each demoulding device comprises a rotary table 14, a tilting slide rod 15 and a tilting groove 16, the rotary table 14 is rotatably connected with the left side surface and the right side surface of the die holder 1, the tilting slide rod 15 is slidably connected inside the rotary table 14, the tilting groove 16 is arranged on the left side surface and the right side surface of the lower die holder 10, when one end of the lower swing arm 12 on the outer side moves downwards, the tilting slide rod 15 is driven by the connecting rotary rod 13 to slide inside the rotary table 14 to move outwards, one end of the tilting slide rod, which is far away from the die holder 1 moves downwards, and after the upper die holder 5 and the lower die holder 10 are punched, the hydraulic press can move upwards and downwards, connect the bull stick 13 and drive the inside that sticks up slide bar 15 and also can drive it to move to stick up groove 16 to inboard when pivoted this moment, and can make the stamping workpiece break away from with lower die holder 10 through its inboard slope one end when stick up slide bar 15 and lower die holder 10 contact, thereby accomplish and fix the stamping workpiece at the lower die holder 10 upper surface after the punching press and carry out the drawing of patterns, and then convenient to use, stick up slide bar 15 and connect the bull stick 13 and rotate and be connected, be convenient for connect the bull stick 13 and drive stick up slide bar 15 and also can reciprocate when inside and outside slip, stick up slide bar 15 and stick up groove 16 activity joint, the one end that is provided with the inclined plane more inboard of stick up slide bar 15 of being convenient for can make the stamping workpiece break away from each other with lower die holder 10.

When the stamping die is used, the upper die and the lower die are respectively fixedly installed with the upper die base 5 and the lower die base 10, when the stamping die is stamped, the inner hydraulic rod 4 can drive the upper die base 5 to move downwards through the hydraulic press 3, the outer hydraulic rod 6 can drive the upper swing arm 7 to move downwards, the upper swing arm 7 can drive the lower swing arm 12 to move upwards towards one end of the inner side and towards one end of the outer side through the fixed pin 11, the lower swing arm 12 drives the spring rod 9 to stretch and drive the lower die base 10 to move upwards at the moment, the stroke of stamping of the upper die base 5 and the lower die base 10 can be reduced through the downward movement of the upper die base 5 and the upward movement of the lower die base 10, so that the stamping efficiency is improved, when the end of the outer side of the lower swing arm 12 moves downwards, the tilting rod 13 can be connected to drive the tilting slide rod 15 to slide towards the outer side in the rotary table 14, and the end far away from the die base 1 moves downwards, and after the upper die holder 5 and the lower die holder 10 are punched, the upper die holder and the lower die holder can be moved upwards and downwards by the hydraulic press 3, at the moment, the connecting rotating rod 13 drives the tilting rod 15 to rotate and simultaneously drive the tilting rod 15 to move inwards to the inside of the tilting groove 16, and when the tilting rod 15 is contacted with the lower die holder 10, the stamping part can be separated from the lower die holder 10 by the inclined end of the inner side of the tilting rod, so that the stamping part fixed on the upper surface of the lower die holder 10 after being punched is demolded, and the use is convenient.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic shedder is used to stamping die, includes die holder (1), its characterized in that: the upper surface welded fastening of die holder (1) has support (2), the upper surface welded fastening of support (2) has hydraulic press (3), the bottom surface welded fastening of support (2) has interior hydraulic stem (4), the bottom welded fastening of interior hydraulic stem (4) has upper die base (5), the front and the back of support (2) are through connecting rod welded fastening have outer hydraulic stem (6), the bottom of outer hydraulic stem (6) is provided with drive arrangement, side channel (8) have been seted up at the front and the back of die holder (1), the inside bottom surface welded fastening of side channel (8) has spring beam (9), the top of spring beam (9) is through connecting rod welded fastening has die holder (10), the side is provided with shedder about die holder (10).

2. The automatic demolding device for a stamping die as claimed in claim 1, wherein: drive arrangement includes swing arm (7), decides round pin (11), lower swing arm (12) and connects bull stick (13), it rotates the bottom of connecting in outer hydraulic stem (6) to go up swing arm (7), decide round pin (11) and rotate the front of connecting in die holder (1), swing arm (12) rotate with deciding round pin (11) down and are connected, it rotates the bottom of connecting at last swing arm (7) through the bull stick to connect bull stick (13).

3. The automatic demolding device for a stamping die as claimed in claim 2, wherein: shedder includes carousel (14), sticks up slide bar (15) and sticks up groove (16), side about the side is connected in die holder (1) is rotated in carousel (14), stick up slide bar (15) sliding connection in the inside of carousel (14), stick up side about groove (16) is seted up in die holder (10).

4. The automatic demolding device for a stamping die as claimed in claim 2, wherein: the upper swing arm (7) is rotatably connected with one end, far away from the spring rod (9), of the lower swing arm (12) through a rotating pin.

5. The automatic demolding device for a stamping die as claimed in claim 2, wherein: one end of the lower swing arm (12) far away from the connecting rotating rod (13) is rotatably connected with the spring rod (9) through a rotating pin.

6. The automatic demolding device for a stamping die as claimed in claim 2, wherein: the front surface of the die holder (1) is provided with a sliding pin groove, and the fixed pin (11) is connected with the sliding pin groove in a sliding manner.

7. The automatic die release device for a press die according to claim 3, wherein: the tilting slide rod (15) is rotatably connected with the connecting rotating rod (13).

8. The automatic die release device for a press die according to claim 3, wherein: the warping slide rod (15) is movably clamped with the warping groove (16).