CN212422051U

CN212422051U - Pipe fitting injection mold of sprue is cut to mechanical type

Info

Publication number: CN212422051U
Application number: CN202020608756.5U
Authority: CN
Inventors: 马胜; 孙宽; 饶攀
Original assignee: Linhai Weixing New Building Materials Co Ltd
Current assignee: Linhai Weixing New Building Materials Co Ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-01-29
Anticipated expiration: 2030-04-21

Abstract

The utility model provides a mechanical type cuts pipe fitting injection mold of runner, including cover half and cooperation at the movable mould of cover half lower extreme, the fixed pull rod that the high slope of left side low right was arranged of cover half left part lower extreme, the inside sliding connection sliding block in movable mould left side, set up the guiding hole of slope arrangement on the sliding block middle part, the pull rod lower extreme runs through the guiding hole of sliding block, sliding connection slide on the upper end of movable mould right side, slide upper end fixed connection blade, both ends fixed connection board around the sliding block, the sliding block is connected through two connecting plates with the slide, and this design realizes that in the die sinking process, utilizes the pull rod effect down, makes slide and blade along with the process of die sinking and move left to utilize the blade to cut off the mouth of a river that is located the runner passageway that is connected with the product of waiting to cut in the die cavity, simplified production technology, the production cost is reduced.

Description

Pipe fitting injection mold of sprue is cut to mechanical type

Technical Field

The utility model relates to a pipe fitting injection mold of runner is cut to mechanical type belongs to injection mold and takes off runner technical field.

Background

The structure of the existing injection mold comprises a fixed mold and a movable mold, a cavity for molding a product is arranged between the fixed mold and the movable mold, the fixed mold is provided with an injection hole and an injection channel, the injection hole is communicated with the cavity through the injection channel, after injection molding is finished, a product which is changed from liquid plastic into fixed plastic is formed in the cavity, similarly, solid plastic can also be formed in the injection channel, the solid plastic in the injection channel is generally called as a water gap or a pouring gate, and after the product is demolded, the water gap can be formed on the molded product. The side sprue that has now generally adopts the manual work to cut, and to a great extent has lengthened production cycle, has reduced production efficiency, and the second kind adopts the manipulator to cut the runner, and manipulator equipment still needs to install on the injection molding machine, and area is big, and the fund input is big, has increased manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough that prior art exists, the utility model aims at providing a pipe fitting injection mold of runner is cut to mechanical type to solve the current general side runner that proposes in the above-mentioned background art and adopt the manual work to cut, to a great extent has lengthened production cycle, has reduced production efficiency, and the runner is cut to the adoption manipulator of second kind, and manipulator equipment still needs to install on the injection molding machine, and area is big, and the fund input is big, has increased manufacturing cost's problem, the utility model discloses simplify production technology, improved work efficiency, reduced manufacturing cost.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a pipe fitting injection mold of runner is cut to mechanical type, includes cover half and the movable mould of cooperation at the cover half lower extreme, the pull rod that the high slope of the fixed left side low right side of cover half left part lower extreme was arranged, inside sliding connection sliding block in movable mould left side and sliding block extend to the movable mould upper end, set up the guiding hole that the slope was arranged on the sliding block middle part, the guiding hole of sliding block is run through to the pull rod lower extreme, sliding connection slide and slide extend to the movable mould right side on the movable mould right side, the terminal export limit coincidence of side cut and the runner passageway of movable mould of slide upper end fixed connection blade and blade, the equal fixed connection board in both ends around the sliding block, the sliding block.

Further, a spring for starting a reset function is arranged inside the left side of the sliding seat.

Furthermore, the right end of the upper side of the movable die is symmetrically and fixedly connected with two guide rods, the right end of the sliding seat is fixedly connected with a pulling plate, the pulling plate is located on the right side of the movable die, and the two guide rods penetrate through the pulling plate and are in sliding connection with the pulling plate.

Furthermore, a fixing plate is arranged on the right side of the pulling plate, and the left end of the fixing plate is fixedly connected with two guide rods.

Furthermore, a guide groove is formed in the lower end of the sliding seat, and the upper end of the right side of the movable mold is fixedly connected with a guide block which is connected inside the guide groove in a sliding mode.

Furthermore, the right end of the upper side of the guide block is fixedly connected with a limiting plate for limiting the sliding seat.

Furthermore, the lower end of the pull rod is provided with a conical head.

The utility model has the advantages that: the utility model discloses a pipe fitting injection mold of runner is cut to mechanical type realizes at the die sinking in-process, under the pull rod effect, makes slide and blade along with the process of die sinking and remove left to utilize the blade to cut off the mouth of a river that is located the runner passageway of being connected with the product of waiting of die cavity, compare with prior art, simplified production technology, improved work efficiency, reduced manufacturing cost.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a pipe fitting injection mold with a mechanical gate cutting structure according to the present invention;

fig. 2 is the utility model relates to a schematic diagram of movable mould among pipe fitting injection mold of runner is cut to mechanical type.

In the figure: 1-movable die, 2-guide hole, 3-sliding block, 4-fixed die, 5-pull rod, 6-blade, 7-spring, 8-sliding seat, 9-connecting plate, 81-pull plate, 82-guide rod, 83-limit plate and 84-guide block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Embodiment 1, please refer to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a pipe fitting injection mold of runner is cut to mechanical type, including cover half 4 and the movable mould 1 of cooperation at cover half 4 lower extreme, the fixed pull rod 5 that high slope in low right side in the left part lower extreme of cover half 4 was arranged, 1 inside sliding connection sliding block 3 in movable mould left side and sliding block 3 extend to 1 upper end of movable mould, set up the guiding hole 2 that the slope was arranged on the 3 middle parts of sliding block, the 5 lower extreme of pull rod runs through sliding block 3's guiding

hole

2, 1 right side upper end sliding connection slide 8 of movable mould and slide 8 extend to 1 right side of movable mould, the side cut of 8 upper ends fixed connection blades 6 of slide and 6 and the terminal export limit coincidence of runner passageway of movable mould 1, the equal fixed connection board 9 in both ends around the sliding block 3, sliding block.

Specifically, a cavity for molding a product is arranged between a fixed die 4 and a movable die 1, the fixed die 4 is provided with an injection hole and an injection channel, the movable die 1 is provided with a sprue channel, the injection hole is communicated with one end of the injection channel, the other end of the injection channel is communicated with the starting end of the sprue channel, injection molding solution enters the cavity through the injection hole, the injection channel and the sprue channel respectively by injection molding equipment to realize injection molding, a water gap connected with the product to be molded in the cavity is formed in the sprue channel during injection molding, after the injection molding is finished, the movable die 1 moves downwards under the action of the injection molding equipment to drive a sliding block 3 to move downwards along a pull rod 5, and the sliding block 5 is arranged at the lower end of the fixed die 4 in a left-low-right-high inclined manner due to the fact that the pull rod 5 is arranged at the lower end of the fixed die 4, the sliding block 3 moves leftwards under, and then drive the blade 6 to move to the left, thus utilize the blade 6 to cut off the mouth of a river that is located in the runner channel with waiting to cut the product connection in the die cavity, realize in the die sinking process, under the effect of pull rod 5, make slide 8 and blade 6 move to the left along with the process of die sinking, thus utilize the blade 6 to cut off the mouth of a river that is located in the runner channel with waiting to cut the product connection in the die cavity, compare with prior art, simplified the production technology, improved work efficiency, reduced manufacturing cost.

The slide 8 is internally provided, on the left, with a spring 7 that activates a return function, in particular, at the end of opening the mould, the pull rod 5 is separated from the slider 3, so as to automatically return the slide 8 and the blade 6 under the action of the spring 7.

In embodiment 2, referring to fig. 1 and fig. 2, two guide rods 82 are symmetrically and fixedly connected to the right end of the upper side of the movable mold 1, the right end of the sliding seat 8 is fixedly connected to a pulling plate 81, the pulling plate 81 is located on the right side of the movable mold 1, and both the two guide rods 82 penetrate through the pulling plate 81 and are slidably connected to the pulling plate 81, specifically, during the movement of the sliding seat 8, the pulling plate 81 can move along the guide rods 82, so as to implement a guiding function.

The fixed plate is arranged on the right side of the pulling plate 81, the two guide rods 82 are fixedly connected to the left end of the fixed plate, and particularly, the installation stability of the two guide rods 82 is improved through the arrangement of the fixed plate.

The guide groove is opened to the slide 8 lower extreme, and movable mould 1 right side upper end fixed connection guide block 84 and guide block 84 sliding connection are inside the guide groove, specifically, move the in-process at slide 8, can make the guide groove move along guide block 84, realize the direction function.

The upper right end of the guide block 84 is fixedly connected with a limiting plate 83 for limiting the slide seat 8, and specifically, the slide seat 8 is limited to the left.

The lower end of the pull rod 5 is provided with a conical head, and particularly, the pull rod 5 is convenient to insert into the guide hole 2 on the sliding block 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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 runner's pipe fitting injection mold is cut to mechanical type, includes cover half (4) and cooperation at movable mould (1) of cover half (4) lower extreme, its characterized in that: cover half (4) pull rod (5) that the high slope of the low right side in the fixed left side of left part lower extreme was arranged, inside sliding connection sliding block (3) in movable mould (1) left side and sliding block (3) extend to movable mould (1) upper end, set up guiding hole (2) that the slope was arranged on sliding block (3) the middle part, pull rod (5) lower extreme runs through guiding hole (2) of sliding block (3), movable mould (1) right side upper end sliding connection slide (8) and slide (8) extend to movable mould (1) right side, the terminal export limit coincidence of the runner passageway of slide (8) upper end fixed connection blade (6) and movable mould (1), the equal fixed connection plate in both ends (9) around sliding block (3), sliding block (3) are connected through two connecting plates (9) with slide (8).

2. The mechanical gate-cutting pipe injection mold of claim 1, wherein: and a spring (7) with a starting reset function is arranged inside the left side of the sliding seat (8).

3. The mechanical gate-cutting pipe injection mold of claim 1, wherein: two guide rods (82) are symmetrically and fixedly connected to the right end of the upper side of the movable mold (1), the slide seat (8) is fixedly connected with a pulling plate (81), the pulling plate (81) is located on the right side of the movable mold (1), and the two guide rods (82) penetrate through the pulling plate (81) and are in sliding connection with the pulling plate (81).

4. The mechanical gate-cutting pipe injection mold according to claim 3, wherein: the right side of the pulling plate (81) is provided with a fixed plate, and the left end of the fixed plate is fixedly connected with two guide rods (82).

5. The mechanical gate-cutting pipe injection mold of claim 1, wherein: the lower end of the sliding seat (8) is provided with a guide groove, and the upper end of the right side of the movable mold (1) is fixedly connected with a guide block (84) and the guide block (84) is slidably connected inside the guide groove.

6. The mechanical gate-cutting pipe injection mold of claim 5, wherein: the right end of the upper side of the guide block (84) is fixedly connected with a limiting plate (83) used for limiting the sliding seat (8).

7. The mechanical gate-cutting pipe injection mold of claim 5, wherein: the lower end of the pull rod (5) is provided with a conical head.