CN210907813U

CN210907813U - Stamping die convenient to get material

Info

Publication number: CN210907813U
Application number: CN201921701392.9U
Authority: CN
Inventors: 曹艳阳; 金娇娇
Original assignee: Chongqing Long Mao Industry & Trade Co ltd
Current assignee: Chongqing Jiemai Automotive Products Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-07-03
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a stamping die convenient to get material, including upper die base, first die holder and second die holder, the bottom surface of upper die base and the top welded connection of montant, and upper die base and first die holder laminate mutually, first die holder laminates mutually with second die holder, and first die holder bottom surface vertical upwards extends and is formed with the recess, and second die holder top surface vertical downwardly extending is formed with the recess, first screw hole, second screw hole and hole groove have been seted up on the recess both sides cell wall on the first die holder respectively, and second screw hole and hole groove are linked together, all laminate polyethylene tetrafluoro board on the recess cell wall on first die holder and the second die holder. This stamping die convenient to get material, whole process of taking out can not cause the loss to the stamping workpiece, has guaranteed the quality of stamping workpiece, simultaneously when the drawing of patterns, need not with the help of external power supply, has simplified equipment, and the cost is reduced is favorable to using widely, and the practicality is strong.

Description

Stamping die convenient to get material

Technical Field

The utility model relates to a stamping die technical field specifically is a stamping die convenient to get material.

Background

After the operation of stamping die is accomplished, need take out the stamping workpiece, current mode of taking out is ejecting through the ejector pin with the stamping workpiece from the die cavity is inside, because ejector pin and stamping workpiece area of contact is little, damage the stamping workpiece easily at ejecting in-process, overall structure is complicated simultaneously, and is with high costs, and the practicality is not strong, can not satisfy people's user demand, in view of the defect that exists among the above prior art, it is necessary to improve it further, makes it more possess the practicality, just can accord with the in-service use condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die convenient to get material to the current mode of taking out that proposes in solving above-mentioned background is ejecting with the stamping workpiece from the die cavity is inside through the ejector pin, because ejector pin and stamping workpiece area of contact are little, damages the stamping workpiece easily at ejecting in-process, and overall structure is complicated simultaneously, and is with high costs, the not strong problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die convenient for material taking comprises an upper die holder, a first lower die holder and a second lower die holder, wherein the bottom end surface of the upper die holder is connected with the top end of a vertical rod in a welding mode, the upper die holder is attached to the first lower die holder, the first lower die holder is attached to the second lower die holder, the bottom end surface of the first lower die holder extends vertically upwards to form a groove, the top end surface of the second lower die holder extends vertically downwards to form a groove, a first threaded hole, a second threaded hole and a hole groove are respectively formed in two side groove walls of the groove in the first lower die holder, the second threaded hole is communicated with the hole groove, polyethylene PTFE plates are attached to the groove walls in the first lower die holder and the second lower die holder, clamping grooves are formed in the groove walls of the first lower die holder and the second lower die holder, clamping blocks matched with the clamping grooves are formed in the outer wall of the polyethylene PTFE plates in, sealing rubber rings are respectively bonded on the wall bodies at the periphery of the groove openings on the second lower die holder and the first lower die holder, and fixed frames are respectively welded and connected on the outer walls of the second lower die holder and the first lower die holder, the fixing frames on the two are fixedly connected by bolts, the bottom end of the vertical rod passes through the wall body of the first lower die holder and extends into the groove, the bottom end of the vertical rod is connected with a pressing plate in a welding way, the vertical rod is movably connected with the wall body of the first lower die holder through a linear bearing, the inner parts of the first threaded hole and the second threaded hole are respectively screwed with the first threaded rod and the second threaded rod, the first threaded rod and the second threaded rod are welded into a whole, the first threaded hole is welded and connected with a connecting rod, one end of the second threaded rod facing the hole groove extends outwards horizontally to form a sealing block which is embedded into the hole groove, and the sealing block is connected with the wall of the hole groove in a sealing and clamping manner, and the hole groove is communicated with the inner cavity wall of the first lower die holder.

Preferably, the grooves on the first lower die holder and the second lower die holder form a sealed rectangular columnar groove body.

Preferably, the polyethylene tetrafluoro plate is a hollow rectangular columnar structure with two open ends, the pressing plate is positioned inside the polyethylene tetrafluoro plate, the pressing plate is of a square structure, and the outer wall of the pressing plate is attached to the inner wall of the polyethylene tetrafluoro plate.

Preferably, the length of the vertical rod is twice of the height of the internal cavity of the first lower die holder, and the vertical rod is symmetrically arranged relative to the first threaded rod.

Preferably, the diameter of the first threaded rod is smaller than the diameter of the second threaded rod, the sealing block on the second threaded rod is of cylindrical structure, and the diameter of the first threaded rod is larger than the diameter of the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: this stamping die convenient to get material comprises the upper die base, first die base and second die base both form as an organic whole, and both inside recesses that are formed with the storage air, when the upper die base is down, can inhale to in the recess, when the upper die base goes upward, can compress the air in the recess, and extrude compressed air to the interface of stamping workpiece and first die base and rub, and then utilize compressed air's bulging force, make the stamping workpiece and first die base separation, the people of being convenient for take out, high durability and convenient use, and whole taking out process can not cause the loss to the stamping workpiece, the quality of stamping workpiece has been guaranteed, simultaneously when the drawing of patterns, need not with the help of external power source, the equipment is simplified, the cost is reduced, be favorable to using widely, therefore, the clothes hanger is strong in practicability.

Drawings

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

fig. 2 is a schematic view of a first lower die holder overlooking cross section structure of the present invention;

FIG. 3 is a schematic top view of the second lower die holder of the present invention;

fig. 4 is a schematic diagram of the structure of the groove and the teflon plate of the present invention;

fig. 5 is a schematic structural view of the first lower die holder, the first threaded rod and the second threaded rod of the present invention.

In the figure: 1. the die comprises an upper die holder, 2, a first lower die holder, 3, a second lower die holder, 4, a groove, 5, a clamping groove, 6, a polyethylene tetrafluoro plate, 7, a clamping block, 8, a fixing frame, 9, a sealing rubber ring, 10, a vertical rod, 11, a pressing plate, 12, a first threaded rod, 13, a second threaded rod, 14, a first threaded hole, 15, a second threaded hole, 16, a hole groove, 17 and a sealing block.

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. 1-5, the present invention provides a technical solution: a stamping die convenient for material taking comprises an upper die holder 1, a first lower die holder 2 and a second lower die holder 3, wherein the bottom end surface of the upper die holder 1 is connected with the top end of a vertical rod 10 in a welding manner, the upper die holder 1 is attached to the first lower die holder 2, the first lower die holder 2 is attached to the second lower die holder 3, the bottom end surface of the first lower die holder 2 vertically extends upwards to form a groove 4, the top end surface of the second lower die holder 3 vertically extends downwards to form a groove 4, two side groove walls of the groove 4 on the first lower die holder 2 are respectively provided with a first threaded hole 14, a second threaded hole 15 and a hole groove 16, the second threaded hole 15 is communicated with the hole groove 16, groove 4 groove walls on the first lower die holder 2 and the second lower die holder 3 are both attached with a polytetrafluoroethylene teflon plate 6, groove walls of the groove 4 on the first lower die holder 2 and the second lower die holder 3 are provided with clamping grooves 5, the outer wall of, the clamping block 7 is embedded into the clamping groove 5, the wall bodies at the periphery of the groove 4 notches on the second lower die holder 3 and the first lower die holder 2 are respectively bonded with a sealing rubber ring 9, the outer walls of the two are respectively welded with a fixing frame 8, the fixing frames 8 on the two are fixedly connected by a bolt, the bottom end of the vertical rod 10 passes through the wall body of the first lower die holder 2 and extends into the groove 4, the bottom end of the vertical rod 10 is welded with a pressing plate 11, the vertical rod 10 is movably connected with the wall body of the first lower die holder 2 by a linear bearing, the inner parts of the first threaded hole 14 and the second threaded hole 15 are respectively screwed with the first threaded rod 12 and the second threaded rod 13, the first threaded rod 12 and the second threaded rod 13 are welded into a whole, the first threaded hole 14 is welded with a connecting rod 18, one end of the second threaded rod 13 facing the hole 16 horizontally extends outwards to form a sealing block 17, and the, and sealed block 17 is connected with 16 cell wall seal block in hole groove, and hole groove 16 communicates with the inside die cavity wall of first die holder 2 mutually, and fixture block 7 on the polyethylene tetrafluoro plate 6 can be blocked to draw-in groove 5 in, and then polyethylene tetrafluoro plate 6 can block to recess 4 in, and first die holder 2 and second die holder 3 can freely be dismantled through fixed frame 8 simultaneously, and the people of being convenient for like this maintain and change polyethylene tetrafluoro plate 6.

The grooves 4 on the first lower die holder 2 and the second lower die holder 3 form a sealed rectangular columnar groove body, and are matched with the sealing rubber ring 9, so that when gas in the grooves 4 is compressed, the gas cannot be leaked out from the groove wall of the grooves 4, and can only be sprayed into the interface layer of the stamping part and the first lower die holder 2 through the second threaded holes 15, so that the material can be quickly demolded, and people can take materials conveniently.

Polyethylene tetrafluoro board 6 is the hollow rectangle columnar structure that both ends are the opening form, and clamp plate 11 is located inside polyethylene tetrafluoro board 6, and clamp plate 11 is square body structure, and the outer wall of clamp plate 11 laminates with 6 inner walls of polyethylene tetrafluoro board mutually, and 6 self lubricity of polyethylene tetrafluoro board are better for the steady slip that clamp plate 11 can the cisterna, and frictional force is little, avoids causing equipment to damage.

The length of the vertical rod 10 is twice of the height of the internal cavity of the first die holder 2, and the vertical rod 10 is symmetrically arranged relative to the first threaded rod 12, so that when the upper die holder 1 moves upwards to the maximum distance, enough space is reserved between the upper die holder 1 and the first die holder 2 to take out stamping parts, and the structure is reasonable.

The diameter of the first threaded rod 12 is smaller than that of the second threaded rod 13, and the sealing block 17 on the second threaded rod 13 is a cylindrical structure, when the upper die holder 1 moves downwards, the first threaded rod 12 can be screwed out of the first threaded hole 14 by rotating the connecting rod 18, the second threaded rod 13 is screwed with the second threaded hole 15, so that when the upper die holder 1 drives the pressing plate 11 to move downwards through the vertical rod 10, external air can be sucked into the groove 4 through the first threaded hole 14, the sealing block 17 on the second threaded rod 13 seals the hole groove 16, debris at the moment of punching is prevented from entering the groove, when the upper die holder 1 moves upwards after punching is finished, the first threaded rod 12 is screwed with the first threaded hole 14 by rotating the connecting rod 18, the second threaded rod 13 is screwed out of the second threaded hole 15, so that the pressing plate 11 moves upwards to extrude air in the groove 4, and the air is extruded into an interface layer between the first lower die holder 2 and the punching piece through the second threaded hole 15, the demoulding is realized through the expansive force of the air, so that people can take materials conveniently.

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 a stamping die convenient to get material, includes upper die base (1), first die holder (2) and second die holder (3), its characterized in that: the bottom end surface of the upper die holder (1) is connected with the top end of a vertical rod (10) in a welding mode, the upper die holder (1) is attached to the first die holder (2), the first die holder (2) is attached to the second die holder (3), the bottom end surface of the first die holder (2) vertically extends upwards to form a groove (4), the top end surface of the second die holder (3) vertically extends downwards to form a groove (4), two side groove walls of the groove (4) on the first die holder (2) are respectively provided with a first threaded hole (14), a second threaded hole (15) and a hole groove (16), the second threaded hole (15) is communicated with the hole groove (16), the groove walls of the grooves (4) on the first die holder (2) and the second die holder (3) are respectively provided with a polytetrafluoroethylene board (6), and the groove walls of the grooves (4) on the first die holder and the second die holder (3) are provided with a clamping groove (5), the outer wall of the polyethylene tetrafluoro plate (6) horizontally extends outwards to form a clamping block (7) matched with the clamping groove (5), the clamping block (7) is embedded into the clamping groove (5), the outer walls of the groove (4) on the second lower die holder (3) and the first lower die holder (2) are respectively bonded with a sealing rubber ring (9), the outer walls of the second lower die holder and the first lower die holder are respectively welded with a fixing frame (8), the fixing frames (8) on the second lower die holder and the first lower die holder are fixedly connected through bolts, the bottom end of the vertical rod (10) penetrates through the wall body of the first lower die holder (2) to extend into the groove (4), the bottom end of the vertical rod (10) is welded with a pressing plate (11), the vertical rod (10) is movably connected with the wall body of the first lower die holder (2) through a linear bearing, and the insides of the first threaded hole (14) and the second threaded hole (15) are respectively screwed with the first threaded rod, and first threaded rod (12) and second threaded rod (13) welding as an organic whole, first screw hole (14) welded connection has connecting rod (18), second threaded rod (13) are formed with sealed piece (17) towards the outside extension of hole groove (16) one end level, and sealed piece (17) imbed in hole groove (16) to sealed piece (17) are connected with the sealed block of hole groove (16) cell wall, hole groove (16) and the inside die cavity wall of first die holder (2) communicate mutually.

2. The stamping die convenient to get material of claim 1, characterized in that: the grooves (4) on the first lower die holder (2) and the second lower die holder (3) form a sealed rectangular columnar groove body.

3. The stamping die convenient to get material of claim 1, characterized in that: polyethylene tetrafluoro plate (6) are the hollow rectangle columnar structure that both ends are the opening form, and clamp plate (11) are located inside polyethylene tetrafluoro plate (6), and clamp plate (11) are square body structure, and the outer wall of clamp plate (11) and the laminating of polyethylene tetrafluoro plate (6) inner wall mutually.

4. The stamping die convenient to get material of claim 1, characterized in that: the length of the vertical rod (10) is twice of the height of the inner cavity of the first lower die holder (2), and the vertical rod (10) is symmetrically arranged relative to the first threaded rod (12).

5. The stamping die convenient to get material of claim 1, characterized in that: the diameter of the first threaded rod (12) is smaller than that of the second threaded rod (13), the sealing block (17) on the second threaded rod (13) is of a cylindrical structure, and the diameter of the first threaded rod (12) is larger than that of the connecting rod (18).