CN214768165U

CN214768165U - Water expansion die for cup body

Info

Publication number: CN214768165U
Application number: CN202022807521.1U
Authority: CN
Inventors: 应泽民
Original assignee: Zhejiang Shinetime Household Goods Co ltd
Current assignee: Zhejiang Shinetime Household Goods Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-11-19
Anticipated expiration: 2030-11-27

Abstract

The utility model provides a water of cup mould that rises belongs to former technical field. The mould solves the problems that the existing workpiece deforms and clings to a mould cavity after being formed, so that the upper mould and the lower mould are very difficult to separate due to the influence of friction force between a circular pipe and the inner wall of the mould cavity when the upper mould and the lower mould are separated, the mould is blocked and difficult to demould, the efficiency is low and the like. The utility model discloses an upper die assembly, lower die assembly, go up plug and lower plug that the longitudinal symmetry set up, go up the plug activity and set up in upper die assembly and can slide from top to bottom relatively upper die assembly, the plug activity sets up in lower die assembly and can slide from top to bottom relatively lower die assembly down, all is equipped with one in upper die assembly and the lower die assembly and beats the material device and be used for promoting upper die assembly and lower die assembly reverse separation, the device of beating including the spring of beating the material. The utility model has the advantages of make through the knockout spring go up die cavity, lower die cavity autosegregation, conveniently take out the good product of shaping.

Description

Water expansion die for cup body

Technical Field

The utility model belongs to the technical field of former, a water of cup mould that rises is related to.

Background

In the course of working at the metal drinking cup, need carry out contour machining to the cup, main technology is put into forming die with the pipe earlier, water rises forming die mainly includes mould and lower mould, go up, seal the product through the extrusion behind the lower mould compound die, this forming die compresses tightly the two end opening part of pipe is sealed, follow the inside water injection of pipe again, make the pipe from inside toward warping out and paste tight mould die cavity, water rises behind the process completion, need will go up mould and lower mould separately, so that take out the pipe after the shaping.

Because the circular tube deforms and clings to the die cavity, the upper die and the lower die are affected by the friction force between the circular tube and the inner wall of the die cavity when being separated, so that the upper die and the lower die are very difficult to separate, and the problems of die clamping, difficult demoulding, low efficiency and the like are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the existing water expansion forming die, and providing an easy demoulding and efficient water expansion die.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a water of cup mould that rises, includes the last mould subassembly, lower mould subassembly, goes up plug and lower plug that the longitudinal symmetry set up, go up the plug activity and set up in last mould subassembly and can slide from top to bottom relatively to last mould subassembly, lower plug activity sets up in lower mould subassembly and can slide from top to bottom relatively to lower mould subassembly, go up plug and lower plug and be hollow structure, and its inner chamber opens has the water injection hole with the outer wall intercommunication, its characterized in that, last mould subassembly and lower mould subassembly in all be equipped with a knockout device and be used for promoting to go up mould subassembly and lower mould subassembly reverse separation, knockout device including the knockout spring.

In the water expansion mold for the cup body, the upper mold component comprises an upper bottom plate, an upper mold cavity, an upper core seat and an upper mold head, the upper bottom plate, the upper mold head and the upper mold cavity are sequentially and fixedly connected from top to bottom, and the upper core seat is movably arranged in an inner cavity of the upper mold head and can slide up and down relative to the upper mold head.

In the water expansion mold for the cup body, the lower mold component comprises a lower bottom plate, a lower mold cavity, a lower core holder and a lower mold head, the lower bottom plate, the lower mold head and the lower mold cavity are sequentially and fixedly connected from bottom to top, and the lower core holder is movably arranged in an inner cavity of the lower mold head and can slide up and down relative to the lower mold head.

In the water expansion mold for the cup body, the side surface of the upper core base facing the upper bottom plate and the side surface of the lower core base facing the lower bottom plate are both provided with mounting holes, and the knockout spring is arranged in the mounting holes.

In the above water-swelling mold for the cup body, a sliding clamping groove is formed in one side surface of the upper base plate, which faces the upper base plate, of the upper mold head and one side surface of the lower base plate, which faces the lower base plate, of the lower mold head, sliding bosses are arranged on one side of the upper core seat, which faces the upper base plate, and one side of the lower core seat, which faces the lower base plate, of the upper core seat, and the upper core seat and the lower core seat are clamped in the corresponding sliding clamping grooves through the sliding bosses and can slide up and down relative to the sliding clamping grooves.

In the water of foretell cup rises mould, the water rise mould still including the fastener that is used for fastening upper die component and lower die component, this fastener includes half piece and half piece lock sleeve, the half piece card is established between last die cavity and lower die cavity, the periphery at half piece is locked to half piece lock sleeve.

Compared with the prior art, the utility model discloses a between last core print and upper plate, set up the knockout spring down between core print and the lower plate, and go up the core print can relative upper die head, the core print can relative lower die head and slide from top to bottom down, after work piece water rises the process and accomplishes, pull down the fastener of fastening upper die component and lower die component, two knockout springs can promote the core print respectively from top to bottom, lower core print, make and compress tightly the upper plate that supports and support and compress tightly the lower plate that supports and support and reverse and outside separation relatively with lower core print with last core print, thereby realize with the upper plate, the last die cavity that the lower plate links firmly respectively, lower die cavity autosegregation, conveniently take out the good product of shaping, the problem of card mould, difficult drawing of patterns, inefficiency has been solved.

Drawings

Fig. 1 is a cross-sectional view of the overall mechanism of the present invention;

FIG. 2 is an enlarged cross-sectional view of the knockout device of the present invention;

in the figure, 1, an upper core rod; 2. a lower core rod; 3. an upper base plate; 4. an upper cavity; 5. an upper core print seat; 6. an upper die head; 7. a lower base plate; 8. a lower cavity; 9. a lower core print seat; 10. a lower die head; 11. a knockout spring; 12. mounting holes; 13. a sliding clamping groove; 14. a sliding boss; 15. a Harvard block; 16. a haversian lock sleeve.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, a water of cup mould that rises, including last membrane module, lower membrane module, last mandrel 1 and lower mandrel 2 that the longitudinal symmetry set up, go up mandrel 1 activity and set up in last membrane module and can go up the membrane module relatively and slide from top to bottom, lower mandrel 2 activity sets up in lower membrane module and can slide from top to bottom relatively lower membrane module, go up mandrel 1 and lower mandrel 2 and be hollow structure, and its inner chamber opens has the water injection hole with the outer wall intercommunication. The water rise mould still including the fastener that is used for fastening upper die component and lower die component, this fastener includes half piece 15 and half piece lock sleeve 16, half piece 15 card is established between last die cavity 4 and lower die cavity 8, half piece lock sleeve 16 locks the periphery at half piece 15.

The upper die assembly comprises an upper bottom plate 3, an upper die cavity 4, an upper die base 5 and an upper die head 6, wherein the upper bottom plate 3, the upper die head 6 and the upper die cavity 4 are fixedly connected in sequence from top to bottom, and the upper die base 5 is movably arranged in an inner cavity of the upper die head 6 and can slide up and down relative to the upper die head 6. The lower die assembly comprises a lower bottom plate 7, a lower die cavity 8, a lower die base 9 and a lower die head 10, the lower bottom plate 7, the lower die head 10 and the lower die cavity 8 are fixedly connected from bottom to top in sequence, and the lower die base 9 is movably arranged in an inner cavity of the lower die head 10 and can slide up and down relative to the lower die head 10.

As shown in fig. 2, a knockout device is arranged in each of the upper die assembly and the lower die assembly for pushing the upper die assembly and the lower die assembly to be reversely separated. The knockout device comprises a knockout spring 11, a mounting hole 12 is formed in one side face of the upper core seat 5 facing the upper base plate 3 and one side face of the lower core seat 9 facing the lower base plate 7, and the knockout spring 11 is arranged in the mounting hole 12. A sliding clamping groove 13 is formed in one side face, facing the upper base plate 3, of the upper die head 6 and one side face, facing the lower base plate 7, of the lower die head 10, sliding bosses 14 are arranged on one side, facing the upper base plate 3, of the upper die core holder 5 and one side, facing the lower base plate 7, of the lower die core holder 9, and the upper die core holder 5 and the lower die core holder 9 are clamped in the corresponding sliding clamping grooves 13 through the sliding bosses 14 and can slide up and down relative to the sliding clamping grooves 13.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A water expansion die of a cup body comprises an upper die assembly, a lower die assembly, an upper core rod (1) and a lower core rod (2) which are arranged in an up-and-down symmetrical mode, wherein the upper core rod (1) is movably arranged in the upper die assembly and can slide up and down relative to the upper die assembly, the lower core rod (2) is movably arranged in the lower die assembly and can slide up and down relative to the lower die assembly, the upper core rod (1) and the lower core rod (2) are of a hollow structure, and the inner cavity of the upper core rod is provided with a water injection hole communicated with the outer wall, the water expansion die is characterized in that a material beating device is arranged in each of the upper die assembly and the lower die assembly and is used for pushing the upper die assembly and the lower die assembly to be reversely separated, the material beating device comprises a material beating spring (11), the upper die assembly comprises an upper base plate (3), an upper die cavity (4), an upper die base plate (3), an upper die head (6) and an upper die cavity (4) which are fixedly connected in sequence from top to bottom, the upper core seat (5) is movably arranged in an inner cavity of the upper die head (6) and can slide up and down relative to the upper die head (6), the lower die assembly comprises a lower bottom plate (7), a lower die cavity (8), a lower core seat (9) and a lower die head (10), the lower bottom plate (7), the lower die head (10) and the lower die cavity (8) are sequentially and fixedly connected from bottom to top, the lower core seat (9) is movably arranged in the inner cavity of the lower die head (10) and can slide up and down relative to the lower die head (10), one side face, facing the upper bottom plate (3), of the upper core seat (5) and one side face, facing the lower bottom plate (7), of the lower core seat (9) are respectively provided with a mounting hole (12), and the knockout spring (11) is arranged in the mounting hole (12).

2. The water expansion die for the cup body as claimed in claim 1, wherein a side of the upper die head (6) facing the upper base plate (3) and a side of the lower die head (10) facing the lower base plate (7) are both provided with a sliding clamping groove (13), one side of the upper core holder (5) facing the upper base plate (3) and one side of the lower core holder (9) facing the lower base plate (7) are both provided with a sliding boss (14), and the upper core holder (5) and the lower core holder (9) are clamped in the corresponding sliding clamping grooves (13) through the sliding bosses (14) and can slide up and down relative to the sliding clamping grooves (13).

3. The water-swelling mold for the cup body according to claim 1, further comprising a fastener for fastening the upper mold component and the lower mold component, wherein the fastener comprises a haversian block (15) and a haversian block locking sleeve (16), the haversian block (15) is clamped between the upper cavity (4) and the lower cavity (8), and the haversian block locking sleeve (16) is locked on the periphery of the haversian block (15).