CN209969341U

CN209969341U - Upper die mounting structure for stamping die

Info

Publication number: CN209969341U
Application number: CN201920411324.2U
Authority: CN
Inventors: 徐曼霖
Original assignee: Suzhou Hengwangda Information Technology Co Ltd
Current assignee: Suzhou Hengwangda Information Technology Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-01-21
Anticipated expiration: 2029-03-28

Abstract

The utility model discloses a stamping die is with last mould mounting structure, including last mould, first fixed billet, hydraulic stem, the fixed billet of second, slat, tensile air spring, connecting rod, first through-hole, layering, rubber boot, viscose layer, check valve, nozzle stub, bar groove, second through-hole and logical groove. The utility model discloses it is rational in infrastructure, can be convenient for go up the mould and be connected and dismantle with the pneumatic cylinder on the stamping device, elasticity after stretching through the extension air spring makes and presss from both sides tightly each other between first fixed strip piece and the second fixed strip piece, the extension air spring passes first fixed strip piece and the fixed strip piece of second simultaneously, support through extension air spring self, realize the installation, when installation and dismantlement, only need stimulate the connecting rod, and fill in and take out the layering in leading to the groove, the operation is comparatively simple, can reduce the intensity of labour when installation and dismantlement.

Description

Upper die mounting structure for stamping die

Technical Field

The utility model relates to an go up the mould mounting structure, specifically be a last mould mounting structure for stamping die belongs to stamping die application technical field.

Background

The stamping die is a special process device for processing materials into parts in cold stamping processing, and is called as a cold stamping die; stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation thereof, thereby obtaining a desired part.

The stamping die is provided with an upper die and a lower die, wherein the upper die is generally arranged on an output rod of an air cylinder or a hydraulic cylinder and is generally arranged by bolts and screws or clamped by a clamp, and the labor intensity is possibly higher when the stamping die is arranged and disassembled; the mounting structure on the upper die may be oxidized and rusted when it is in contact with the outside air for a long time. Therefore, an upper die mounting structure for a press die is proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an upper die mounting structure for stamping die in order to solve above-mentioned problem.

The utility model realizes the above purpose by the following technical proposal, an upper die mounting structure for a stamping die comprises an upper die, a hydraulic rod, a batten and a first fixed batten fixedly arranged at the top of the upper die, wherein the bottom end of the hydraulic rod is fixedly connected with a second fixed batten, one side of the second fixed batten is contacted with one side of the first fixed batten, the other side of the second fixed batten is contacted with one side of the batten, a plurality of stretching air springs are fixedly arranged at equal intervals in the length direction of the batten, the shells of the stretching air springs are matched and connected with second through holes arranged in the second fixed batten, an inner rod of each stretching air spring penetrates through a first through hole arranged in the first fixed batten, the tail end of the inner rod of each stretching air spring is provided with a through groove which is matched and connected with a batten, one end of the first through hole, far away from the second fixed batten, is provided with a strip-shaped groove arranged on the surface of the first fixed batten, the pressing strip is embedded in the strip-shaped groove, and the tail end of an inner rod of the stretching gas spring is fixedly connected with a connecting rod;

the surface rigid coupling of hydraulic stem has the rubber cover, and the rubber cover covers at last mould top, the bottom border department of rubber cover is connected through viscose layer bonding with the border department at last mould top, the lateral wall fixed mounting of rubber cover has the check valve, and the fixed intercommunication nozzle stub of check valve one end.

Preferably, the pressing strip and the extension gas spring are vertically arranged.

Preferably, the aperture of the first through hole is smaller than that of the second through hole, and the first through hole is connected with an inner rod of the stretching gas spring in a matched mode.

Preferably, the width of the strip-shaped groove is smaller than the aperture of the first through hole, and the depth of the strip-shaped groove is smaller than the thickness of the pressing strip.

Preferably, the length of the connecting rod is greater than that of the first through hole.

Preferably, the bottom of the second fixing bar is in contact with the top of the upper die, and the width of the second fixing bar is greater than that of the first fixing bar.

The utility model has the advantages that:

1. the mounting structure can facilitate the connection and the disassembly of the upper die and a hydraulic cylinder on the stamping device, the first fixing strip block and the second fixing strip block are mutually clamped through the elastic force after the stretching of the stretching air spring, meanwhile, the stretching air spring passes through the first fixing strip block and the second fixing strip block and is supported by the stretching air spring, the mounting is realized, only the connecting rod needs to be pulled during the mounting and the disassembly, and the pressing strip is plugged into and taken out of the through groove, so that the operation is simpler, and the labor intensity during the mounting and the disassembly can be reduced;

2. through the mating reaction on rubber cover and viscose layer, after the installation, make the rubber cover and go up and form comparatively confined space between the mould top, can provide the protection for going up the mould top and being located each part at mould top, reduce and the outside air contact to reduce the emergence of phenomenon of rustting.

Drawings

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

fig. 2 is a schematic view of the internal structure of the first fixing bar and the second fixing bar of the present invention;

fig. 3 is a schematic side view of the first fixing bar of the present invention.

In the figure: 1. the device comprises an upper die, 2, a first fixing strip block, 3, a hydraulic rod, 4, a second fixing strip block, 5, a strip plate, 6, a stretching gas spring, 7, a connecting rod, 8, a first through hole, 9, a pressing strip, 10, a rubber cover, 11, an adhesive layer, 12, a one-way valve, 13, a short pipe, 14, a strip groove, 15, a second through hole, 16 and a through groove.

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, an upper die mounting structure for a stamping die comprises an upper die 1, a hydraulic rod 3, a strip plate 5 and a first fixing strip 2 fixedly mounted on the top of the upper die 1, wherein a second fixing strip 4 is fixedly connected to the bottom end of the hydraulic rod 3, one side of the second fixing strip 4 is in contact with one side of the first fixing strip 2, the other side of the second fixing strip 4 is in contact with one side of the strip plate 5, the strip plate 5 compresses one side of the second fixing strip 4 through the elastic force of a stretching gas spring 6, a plurality of stretching gas springs 6 are fixedly mounted on the strip plate 5 at equal intervals in the length direction, the shells of the stretching gas springs 6 are in fit connection with second through holes 15 formed in the second fixing strip 4, the inner rods of the stretching gas springs 6 penetrate through first through holes 8 formed in the first fixing strip 2, through grooves 16 are formed at the tail ends of the inner rods of the stretching gas springs 6, the through groove 16 is connected with a pressing strip 9 in a matching mode, the through groove 16 is used for the pressing strip 9 to penetrate through, one end, far away from the second fixing strip 4, of the first through hole 8 is provided with a strip-shaped groove 14 formed in the surface of the first fixing strip 2, the pressing strip 9 is embedded in the strip-shaped groove 14, the tail end of an inner rod of the stretching gas spring 6 is fixedly connected with a connecting rod 7, and the connecting rod 7 is used for stretching the stretching gas spring 6;

the surperficial rigid coupling of hydraulic stem 3 has rubber cover 10, and rubber cover 10 covers at last mould 1 top, the bottom border department of rubber cover 10 is connected through the bonding of viscose layer 11 with the border department of last mould 1 top, and rubber cover 10 protects last mould 1 top part, the lateral wall fixed mounting of rubber cover 10 has check valve 12, and the fixed intercommunication nozzle stub 13 of 12 one ends of check valve, can connect outside evacuating device through nozzle stub 13, carries out the evacuation, and check valve 12 avoids outside air to flow back inside rubber cover 10.

The pressing strip 9 and the stretching gas spring 6 are vertically arranged, and the pressing strip 9 can limit the stretched stretching gas spring 6; the aperture of the first through hole 8 is smaller than that of the second through hole 15, and the first through hole 8 is connected with the inner rod of the stretching gas spring 6 in a matched mode, so that the inner rod of the stretching gas spring 6 is matched with the first through hole 8, and support can be provided for the first fixing strip block 2; the width of the strip-shaped groove 14 is smaller than the aperture of the first through hole 8, the depth of the strip-shaped groove 14 is smaller than the thickness of the batten 9, the strip-shaped groove 14 provides a jogged position for the batten 9, and the batten 9 is pressed inside the strip-shaped groove 14 through the stretching gas spring 6 to fix and limit the upper die 1; the length of the connecting rod 7 is larger than that of the first through hole 8, and when the stretching gas spring 6 is not stretched, the connecting rod 7 can pass through the first through hole 8; the bottom of the second fixed bar 4 contacts with the top of the upper die 1, the width of the second fixed bar 4 is larger than that of the first fixed bar 2, and a storage space is provided for a shell of the tension gas spring 6 through a second through hole 15 inside the second fixed bar 4.

When the upper die is installed, the first fixing strip block 2 on the upper die 1 is contacted with one side of the second fixing strip block 4, meanwhile, the first through hole 8 is aligned with the second through hole 15, the stretching gas spring 6 is inserted into the second through hole 15 until the connecting rod 7 penetrates through the first through hole 8, then the connecting rod 7 is pulled, the through groove 16 is moved to one side, far away from the second fixing strip block 4, of the first fixing strip block 2, the pressing strip 9 is inserted into the through groove 16, the connecting rod 7 is slowly loosened, the pressing strip 9 enters the strip groove 14, the pressing strip 9 is pressed against the first fixing strip block 2 through the elastic force after the stretching of the stretching gas spring 6, all the stretching gas springs 6 are stretched one by one through the operation, and the installation is completed;

when the disassembly is needed, the connecting rod 7 is pulled, the pressing strip 9 is separated from the strip-shaped groove 14, the pressing strip 9 is pulled out, the connecting rod 7 is loosened, the stretching gas springs 6 are restored to the unstressed state from the stretching state, all the stretching gas springs 6 are restored to the unstressed state from the stretching state one by one through the operation, and the disassembly is completed;

after the installation, can be in the same place the border department bonding of rubber cover 10 bottom border department and the border department of last mould 1 top through viscose layer 11, through outside negative pressure device, like the vacuum pump, be connected to nozzle stub 13, carry out the inside gaseous suction of rubber cover 10, reduce the inside air of rubber cover 10, when daily use, reducible mould 1 top each part and outside air's contact can protect it.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a last mould mounting structure for press die which characterized in that: comprises an upper die (1), a hydraulic rod (3), a batten (5) and a first fixed batten (2) fixedly installed at the top of the upper die (1), wherein the bottom end of the hydraulic rod (3) is fixedly connected with a second fixed batten (4), one side of the second fixed batten (4) is in contact with one side of the first fixed batten (2), the other side of the second fixed batten (4) is in contact with one side of the batten (5), a plurality of stretching air springs (6) are fixedly installed in the length direction of the batten (5) at equal intervals, the shells of the stretching air springs (6) are in matched connection with second through holes (15) formed in the second fixed batten (4), inner rods of the stretching air springs (6) penetrate through first through holes (8) formed in the first fixed batten (2), the tail ends of the inner rods of the stretching air springs (6) are provided with through grooves (16), and the through grooves (16) are in matched connection with battens (9), a strip-shaped groove (14) formed in the surface of the first fixed strip block (2) is formed in one end, away from the second fixed strip block (4), of the first through hole (8), the pressing strip (9) is embedded in the strip-shaped groove (14), and the tail end of an inner rod of the stretching gas spring (6) is fixedly connected with a connecting rod (7);

the surface rigid coupling of hydraulic stem (3) has rubber cover (10), and rubber cover (10) cover and go up mould (1) top, the bottom border department of rubber cover (10) is connected through viscose layer (11) bonding with the border department of last mould (1) top, the lateral wall fixed mounting of rubber cover (10) has check valve (12), and the fixed intercommunication nozzle stub (13) of check valve (12) one end.

2. The upper die mounting structure for a press die as set forth in claim 1, wherein: the pressing strip (9) and the stretching gas spring (6) are vertically arranged.

3. The upper die mounting structure for a press die as set forth in claim 1, wherein: the aperture of the first through hole (8) is smaller than that of the second through hole (15), and the first through hole (8) is connected with an inner rod of the stretching gas spring (6) in a matched mode.

4. The upper die mounting structure for a press die as set forth in claim 1, wherein: the width of the strip-shaped groove (14) is smaller than the aperture of the first through hole (8), and the depth of the strip-shaped groove (14) is smaller than the thickness of the batten (9).

5. The upper die mounting structure for a press die as set forth in claim 1, wherein: the length of the connecting rod (7) is greater than that of the first through hole (8).

6. The upper die mounting structure for a press die as set forth in claim 1, wherein: the bottom of the second fixed strip block (4) is in contact with the top of the upper die (1), and the width of the second fixed strip block (4) is larger than that of the first fixed strip block (2).