CN213440849U

CN213440849U - Self-ejection type anti-interference mold

Info

Publication number: CN213440849U
Application number: CN202022121066.XU
Authority: CN
Inventors: 肖世国
Original assignee: Suzhou Gangyuan Plastic Co ltd
Current assignee: Suzhou Gangyuan Plastic Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-15
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a self-ejection type anti-interference mould, which comprises an upper mould, an upper mould core, a lower mould core and an injection mould cavity; the method is characterized in that: the lower mould benevolence is through last mould benevolence and last mould contact, be provided with recess and through-hole on the lower mould benevolence, the recess is located the both sides of lower mould benevolence length direction, be provided with on the lower mould benevolence and press movable piece and connecting piece, go up mould through piece and hypoplastron swing joint that resets, the hypoplastron passes through push rod and lower mould benevolence swing joint, the push rod runs through lower mould benevolence, press movable piece and connecting piece about lower mould benevolence symmetry, press movable piece and recess size to cooperate, press movable piece and last mould separation. The utility model provides a self-eject type anti-interference mould avoids the upper die core to press the push rod to produce the incident, ensures the orderly safe proceeding of production.

Description

Self-ejection type anti-interference mold

Technical Field

The utility model relates to an injection mold field, concretely relates to self-eject anti-interference mold.

Background

The mold is divided into an injection mold and a stamping mold, and the injection mold is a mold for producing plastic parts quickly and at low cost.

Injection mold is in the use, the working of plastics after accomplishing the working of plastics of moulding plastics back injection molding machine can drive the working of plastics behind the push rod with the injection molding intracavity injection moulding release, then the injection molding machine drives mould benevolence reset once more, meanwhile the spring drives the push rod and resets, the spring of injection molding machine commonly used now has certain life, the influence of other factors in the production process, the life of spring is not accurate, so can cause the in-process spring that resets at last mould benevolence can not drive the push rod and reset and produce the incident.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: provides a self-elastic anti-interference mold, and solves the problems.

In order to achieve the above object, the present invention provides the following technical solutions:

a self-ejection type anti-interference mold comprises an upper mold, an upper mold core, a lower mold core and an injection molding cavity; the method is characterized in that: the lower mould benevolence is through last mould benevolence and last mould contact, be provided with recess and through-hole on the lower mould benevolence, the recess is located the both sides of lower mould benevolence length direction, be provided with on the lower mould benevolence and press movable piece and connecting piece, go up mould through piece and hypoplastron swing joint that resets, the hypoplastron passes through push rod and lower mould benevolence swing joint, the push rod runs through lower mould benevolence, press movable piece and connecting piece about lower mould benevolence symmetry, press movable piece and recess size to cooperate, press movable piece and last mould separation.

Furthermore, the pressure moving part is specifically located the recess, the through-hole is specifically located the recess, it has a plurality ofly to reset the piece, it is symmetrical about the chamber of moulding plastics to reset the piece, it includes body, spring, guide pillar and connecting pipe to reset the piece.

Furthermore, the pressing piece corresponds to the push rod in position, the through holes are multiple, the connecting pipe is fixedly connected with the upper die, the spring is located on the outer side of the guide pillar, and the guide pillar is movably connected with the lower plate through the elastic body.

Furthermore, the pressing piece is specifically located above the through hole, the push rod penetrates through the through hole, the connecting pipe is located on the outer side of the guide pillar, the elastic body is located in the lower plate, and the guide pillar is movably connected with the upper die.

Furthermore, the pressing piece is symmetrical relative to the lower die core, the through hole is specifically located in the injection molding cavity, the connecting pipe is movably connected with the lower plate through a spring, and one end of the push rod and one end of the guide pillar are both located in the lower plate.

The utility model has the advantages that: the utility model provides a self-elastic interference-proof die, through last mould benevolence, lower mould benevolence, mould plastics chamber, recess, through-hole, pressure move the piece and the connecting piece uses of mutually supporting, realizes the effect that drives the push rod and reset mutually at the in-process bullet that the mould resets and spring, has avoided going up the mould benevolence and has pressed the push rod and produce the incident, has ensured the orderly safety of production and goes on.

Drawings

Fig. 1 is the utility model relates to a from overall structure axonometric drawing of bullet formula anti-interference mould.

Fig. 2 is the utility model relates to a partly structural axonometric drawing of self-eject anti-interference mould.

Fig. 3 is another partial structure axonometric view of the self-ejection anti-interference mold of the present invention.

Fig. 4 is another partial structural axonometric view of the self-ejection type anti-interference mold of the present invention.

In the figure: 1. an upper die; 2. an upper die core; 3. a lower die core; 31. a groove; 32. a through hole; 4. an injection molding cavity; 5. A pressing piece; 6. a connecting member; 7. a push rod; 8. a lower plate; 9. a reset member; 91. a body of elastomer; 92. a spring; 93. A guide post; 94. and (4) connecting the pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4, a self-elastic interference prevention mold includes an upper mold 1, an upper mold core 2, a lower mold core 3, and an injection molding cavity 4; the method is characterized in that: the lower die core 3 is contacted with the upper die 1 through the upper die core 2, the lower die core 3 is provided with a groove 31 and a through hole 32, the groove 31 is positioned at two sides of the length direction of the lower die core 3 and is used for placing a pressing piece 5 and a part of push rods 7, the lower die core 3 is provided with the pressing piece 5 and a connecting piece 6, the upper die 1 is movably connected with the lower plate 8 through a resetting piece 9 and is used for driving the resetting piece 9 to be far away from the lower die core 3 so as to prevent the pressing piece from interfering with the push rods 7 in the through holes 32 on the groove 31 when the upper die 1 moves downwards to drive the pressing piece to enter the groove 31, the lower plate 8 is movably connected with the lower die core 3 through the push rods 7, the push rods 7 penetrate through the lower die core 3 and are used for pushing the plastic piece on the lower die core 3 out of the injection cavity 4, so that the plastic piece can, the pressing piece 5 is separated from the upper die 1, and the die is installed on an injection molding machine.

The pressing piece 5 is specifically located in the groove 31, the through hole 32 is specifically located in the groove 31 and used for ejecting plastic pieces between the pressing piece 5 and the groove 31, the resetting piece 9 is provided with a plurality of holes and used for increasing the working efficiency, the resetting piece 9 is symmetrical with respect to the injection molding cavity 4, and the resetting piece 9 comprises an elastic body 91, a spring 92, a guide pillar 93 and a connecting pipe 94.

The pressing piece 5 corresponds to the push rods 7 in position, the through holes 32 are provided with a plurality of through holes for placing the push rods 7, the connecting pipe 94 is fixedly connected with the upper die 1, the spring 92 is positioned on the outer side of the guide pillar 93, and the guide pillar 93 is movably connected with the lower plate 8 through the elastic body 91 and is used for pushing the lower plate 8 to move, so that the push rods 7 connected with the lower plate 8 are ensured to be far away from the lower die core 3.

The pressing member 5 is specifically located above the through hole 32, the push rod 7 penetrates through the through hole 32, the connecting pipe 94 is located on the outer side of the guide pillar 93, the elastic body 91 is located in the lower plate 8, and the guide pillar 93 is movably connected with the upper die 1.

The pressing parts 5 are symmetrical relative to the lower mold core 3, the through hole 32 is specifically located in the injection molding cavity 4, the connecting pipe 94 is movably connected with the lower plate 8 through a spring 92 and used for pushing the lower plate 8 to be away from the lower mold core 3, and one end of the push rod 7 and one end of the guide pillar 93 are both located in the lower plate 8 and used for ensuring that the push rod 7 can be driven to be away from the lower mold core 3 when the lower plate 8 moves.

The utility model discloses a theory of operation does: before the work of beginning to mould plastics, install the mould on the injection molding machine, the pulling mechanism on the pressure piece 5 and the injection molding machine through connecting piece 6 this moment is connected, when moulding plastics the working of plastics: the injection molding machine inputs raw materials into an injection molding cavity 4 through a material channel, the raw materials are injected and molded in the injection molding cavity 4 and then cooled, an upper mold 1 and an upper mold core 2 are further away from a lower mold core 3 under the control of the injection molding machine, then a pulling mechanism on the injection molding machine pulls a pressing piece 5 out of a groove 31 through a connecting piece 6, a further push rod 7 extends out to push out a plastic piece in the injection molding cavity 4 on the lower mold core 3, finally an external carrying mechanism carries the plastic piece to a specified position, at the moment, a lower plate 8 moves downwards under the driving of an elastomer 91, and the push rod 7 is driven to be away from the upper mold core 2 in a through hole 32; then, the upper die 1 starts to move downwards under the driving of the injection molding machine to drive the connecting pipe 94 to move downwards, the lower plate 8 is further pressed and moved away from the lower die core 3 through the spring 92, the further upper die 1 contacts the connecting piece 6 and drives the pressing piece 5 to enter the groove 31, finally the upper die core 2 and the lower die core 3 are contacted again, an injection molding cavity 4 is formed between the upper die core 2 and the pressing piece 5, and the injection molding process is started again until the work is finished.

The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims

1. A self-ejection anti-interference mold comprises an upper mold (1), an upper mold core (2), a lower mold core (3) and an injection molding cavity (4); the method is characterized in that: the lower die core (3) is in contact with the upper die (1) through the upper die core (2), a groove (31) and a through hole (32) are formed in the lower die core (3), the groove (31) is located on two sides of the length direction of the lower die core (3), a pressing piece (5) and a connecting piece (6) are arranged on the lower die core (3), the upper die (1) is movably connected with a lower plate (8) through a resetting piece (9), the lower plate (8) is movably connected with the lower die core (3) through a push rod (7), the push rod (7) penetrates through the lower die core (3), the pressing piece (5) and the connecting piece (6) are symmetrical relative to the lower die core (3), the pressing piece (5) is matched with the groove (31) in size, and the pressing piece (5) is separated from the upper die (1).

2. The self-ejection interference prevention mold according to claim 1, wherein: the pressing piece (5) is located in the groove (31), the through hole (32) is located in the groove (31), the resetting pieces (9) are multiple, the resetting pieces (9) are symmetrical relative to the injection molding cavity (4), and the resetting pieces (9) comprise an elastic body (91), a spring (92), a guide pillar (93) and a connecting pipe (94).

3. The self-ejection interference prevention mold according to claim 2, wherein: the pressing piece (5) corresponds to the push rod (7), a plurality of through holes (32) are formed, the connecting pipe (94) is fixedly connected with the upper die (1), the spring (92) is located on the outer side of the guide post (93), and the guide post (93) is movably connected with the lower plate (8) through the elastic body (91).

4. The self-ejection interference prevention mold according to claim 3, wherein: the pressing piece (5) is specifically located above the through hole (32), the push rod (7) penetrates through the through hole (32), the connecting pipe (94) is located on the outer side of the guide pillar (93), the elastic body (91) is located in the lower plate (8), and the guide pillar (93) is movably connected with the upper die (1).

5. The self-ejection interference prevention mold according to claim 4, wherein: the pressing piece (5) is symmetrical relative to the lower die core (3), the through hole (32) is specifically positioned in the injection molding cavity (4), the connecting pipe (94) is movably connected with the lower plate (8) through a spring (92), and one end of the push rod (7) and one end of the guide post (93) are both positioned in the lower plate (8).