CN214926608U

CN214926608U - Injection mold for injection molding machine

Info

Publication number: CN214926608U
Application number: CN202120709199.0U
Authority: CN
Inventors: 邢光清; 于乾伍
Original assignee: Shenzhen Hongliyuan Precision Machinery Co ltd
Current assignee: Shenzhen Hongliyuan Precision Machinery Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-30
Anticipated expiration: 2031-04-08

Abstract

The utility model relates to an injection mold field, concretely relates to an injection mold for injection molding machine. Including two curb plates, it is provided with two slip rings to slide between the board of both sides, be provided with two splint between the two slip rings, all be fixed with the mould on the relative terminal surface of two splint, the upper and lower both ends of the mutually opposite terminal surface of two splint all are fixed with the voussoir, the inclined plane of voussoir and the slip ring sliding contact of its one side, set up the perpendicular groove that corresponds with the slip ring on the curb plate, it is provided with the fly leaf to slide in the perpendicular groove, the fly leaf is rather than the slip ring fixed connection of one side, all be fixed with the rack on the relative terminal surface of two upper and lower fly leaves, it is provided with the gear to rotate on the curb plate, rack and gear engagement, the slip ring of top is tightly supported to the clamp plate, be fixed with the filling pipe on the clamp plate, filling pipe and two mould internal seal communicate. The utility model discloses, two moulds can keep away from each other after moulding plastics and realize automatic drawing of patterns, can improve production efficiency, and the mould intracavity injection moulding product is convenient for get simultaneously and takes.

Description

Injection mold for injection molding machine

Technical Field

The utility model relates to an injection mold field, concretely relates to an injection mold for injection molding machine.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a processing method used for mass production of parts with complex shapes, and particularly relates to a method for injecting a material melted by heating into a mold cavity from high pressure, and obtaining a formed product after cooling and solidification. But the current injection mold is inconvenient to carry out the drawing of patterns operation after the injection molding of product, and production efficiency is low, and the product of moulding plastics is not convenient for get in the die cavity simultaneously, has influenced operating personnel's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple structure, convenient to use conveniently carries out drawing of patterns operation after moulding plastics, and production efficiency is high, and the injection mold who is used for the injection molding machine that the product was convenient for get and is taken in the die cavity simultaneously to the injection molding product.

In order to realize the purpose, the utility model provides a technical scheme is:

an injection mold for an injection molding machine comprises two lateral plates which are arranged in bilateral symmetry, the two lateral plates are fixedly connected through two transverse polish rods which are symmetrical from front to back, two rectangular sliding rings which are symmetrical from top to bottom are arranged between the two lateral plates in a sliding manner, the two sliding rings are connected through a plurality of first springs, two clamping plates which are symmetrical from left to right are arranged between the two sliding rings, the polish rods penetrate through the clamping plates and are in sliding fit with the clamping plates, a second spring is sleeved on the polish rod between the two clamping plates and tightly abuts against the clamping plates, molds are fixed on the opposite end faces of the two clamping plates, the two molds are arranged in bilateral symmetry, the end parts of the clamping plates are arranged in the sliding rings on one side in a sliding manner, wedge blocks are fixed at the upper ends and the lower ends of the opposite end faces of the two clamping plates, the two wedge blocks on the clamping plates are arranged in an up-down symmetry manner, the inclined faces of the wedge blocks are in sliding contact with the sliding rings on one sides, and one ends of the inclined faces of the centers of the clamping plates incline towards the outer sides of the sliding rings, the side plate is provided with a vertical groove corresponding to the sliding ring, the vertical groove is internally provided with a movable plate in a sliding manner, the movable plate is fixedly connected with the sliding ring on one side, racks are fixed on the opposite end faces of the upper movable plate and the lower movable plate which are positioned on the same side, the upper rack and the lower rack which are positioned on the same side are arranged in a staggered manner from front to back, gears are arranged on the side plate in a rotating manner, the racks are meshed with the gears, the pressing plate tightly supports against the sliding ring above the pressing plate, and the pressing plate is fixedly provided with an injection pipe which is communicated with the inner parts of the two molds in a sealing manner.

Specifically, a blind hole concentric with the first spring is formed in the sliding ring, an inserting rod is arranged in the first spring, and the end part of the inserting rod is slidably arranged in the blind hole on one side of the inserting rod.

Specifically, the front and rear end faces of the wedge block are in sliding contact with the front and rear inner walls of the slip ring.

Specifically, the upper ends of the two dies are provided with arc-shaped holes, the two arc-shaped holes form a circular hole, the lower end of the filling pipe is inserted into the circular hole, and the outer edge of the filling pipe is hermetically connected with the wall of the circular hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, simple structure, convenient operation, two moulds can keep away from each other and realize the automatic drawing of patterns after moulding plastics, can improve production efficiency, and the mould intracavity injection moulding product is convenient for get simultaneously and takes, makes things convenient for operating personnel to use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 is a top view of the slip ring in engagement with the cleat.

Detailed Description

As shown in fig. 1-2, an injection mold for an injection molding machine comprises two side plates 1 which are arranged in bilateral symmetry, the two side plates 1 are fixedly connected through two transverse polish rods 16 which are symmetrical from front to back, two rectangular sliding rings 3 which are symmetrical from top to bottom are arranged between the two side plates 1 in a sliding manner, the two sliding rings 3 are connected through a plurality of first springs 6, blind holes 5 which are concentric with the first springs 6 are formed in the sliding rings 3, inserting rods 4 are arranged in the first springs 6, and the end parts of the inserting rods 4 are arranged in the blind holes 5 on one side of the inserting rods in a sliding manner.

Two bilaterally symmetrical clamping plates 7 are arranged between the two sliding rings 3, a polished rod 16 penetrates through the clamping plates 7 and is in sliding fit with the clamping plates 7, a second spring 10 is sleeved on the polished rod 16 between the two clamping plates 7, the second spring 10 tightly abuts against the clamping plates 7, molds 9 are fixed on the opposite end faces of the two clamping plates 7, the two molds 9 are arranged bilaterally symmetrically, the end parts of the clamping plates 7 are arranged in the sliding ring 3 on one side of the clamping plates in a sliding way, wedge blocks 8 are fixed at the upper end and the lower end of the opposite end faces of the two clamping plates 7, the two wedge blocks 7 on the clamping plates 7 are arranged symmetrically up and down, the inclined faces of the wedge blocks 7 are in sliding contact with the sliding ring 3 on one side of the wedge blocks, the front end face and the rear end face of each wedge block 8 are in sliding contact with the front inner wall and the rear inner wall of the sliding ring 3, one end, facing the center of the clamping plates 7, of the side plates 1 are provided with vertical grooves 2 corresponding to the sliding rings 3, and a movable plate 11 is arranged in the vertical grooves 2 in a sliding way, the movable plates 11 are fixedly connected with the sliding ring 3 on one side, racks 12 are fixed on the opposite end faces of the upper and lower movable plates 11 on the same side, the upper and lower racks 12 on the same side are arranged in a front-back staggered manner, gears 13 are rotatably arranged on the side plates 1, and the racks 12 are meshed with the gears 13.

The pressing plate 14 is tightly abutted to the sliding ring 3 above, the filling pipe 15 is fixed on the pressing plate 14, the filling pipe 15 is communicated with the interiors of the two molds 9 in a sealing mode, the upper ends of the two molds 9 are respectively provided with an arc-shaped hole 17, the two arc-shaped holes 17 form a circular hole, the lower end of the filling pipe 15 is inserted into the circular hole, and the outer edge of the filling pipe 15 is connected with the wall of the circular hole in a sealing mode.

When injection molding is carried out, the pressing plate 14 moves downwards, the pressing plate 14 extrudes the upper sliding ring 3, so that the upper sliding ring 3 moves downwards, under the matching action of the gear 13 and the rack 12, the upper sliding ring 3 moves downwards simultaneously, the lower sliding ring 3 moves upwards simultaneously, the first spring 6 is compressed, when the two sliding rings 3 move relatively, under the guiding action of the inclined plane of the wedge block 8, the two clamping plates 7 move relatively, the second spring 10 is compressed, after the two molds 9 are closed, the arc-shaped holes 17 on the two molds 9 form a round hole, the lower end of the filling pipe 15 is inserted into the round hole and communicated with the mold cavity formed by the two molds 9, then injection can be carried out into the mold cavity formed by the two molds 9 through the filling pipe 15, after injection molding and cooling, the pressing plate 14 moves upwards, after the pressing plate 14 moves upwards, the two sliding rings 3 are far away from each other under the elastic force of the first spring 6, under the action of the elastic force of the second spring 10, the two clamping plates 7 are far away from each other, the two molds 9 realize demolding, and then the product is conveniently taken out from between the two molds 9.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An injection mold for an injection molding machine comprises two lateral plates which are arranged in bilateral symmetry, and is characterized in that the two lateral plates are fixedly connected through two transverse polish rods which are symmetrical front and back, two rectangular sliding rings which are symmetrical up and down are arranged between the two lateral plates in a sliding manner, the two sliding rings are connected through a plurality of first springs, two clamping plates which are symmetrical left and right are arranged between the two sliding rings, the polish rods penetrate through the clamping plates and are in sliding fit with the clamping plates, a second spring is sleeved on the polish rod between the two clamping plates and tightly abuts against the clamping plates, molds are fixed on the opposite end faces of the two clamping plates, the two molds are arranged in bilateral symmetry, the end parts of the clamping plates are arranged in the sliding rings on one sides in a sliding manner, wedge blocks are fixed at the upper and lower ends of the opposite end faces of the two clamping plates, the two wedge blocks on the clamping plates are arranged in an up and down symmetry manner, the inclined faces of the wedge blocks are in sliding contact with the sliding rings on one sides, and the inclined faces of the ends of the centers of the wedge blocks incline towards the outer sides of the sliding rings, the side plate is provided with a vertical groove corresponding to the sliding ring, the vertical groove is internally provided with a movable plate in a sliding manner, the movable plate is fixedly connected with the sliding ring on one side, racks are fixed on the opposite end faces of the upper movable plate and the lower movable plate which are positioned on the same side, the upper rack and the lower rack which are positioned on the same side are arranged in a staggered manner from front to back, gears are arranged on the side plate in a rotating manner, the racks are meshed with the gears, the pressing plate tightly supports against the sliding ring above the pressing plate, and the pressing plate is fixedly provided with an injection pipe which is communicated with the inner parts of the two molds in a sealing manner.

2. The injection mold of claim 1, wherein the sliding ring has a blind hole concentric with the first spring, and the first spring has an insert rod therein, and an end of the insert rod is slidably disposed in the blind hole on one side of the insert rod.

3. An injection mold for an injection molding machine as claimed in claim 1, wherein said front and rear end faces of said wedge are in sliding contact with front and rear inner walls of said slide ring.

4. The injection mold for the injection molding machine according to claim 1, wherein the upper ends of the two molds are both provided with arc-shaped holes, the two arc-shaped holes form a circular hole, the lower end of the filling pipe is inserted into the circular hole, and the outer edge of the filling pipe is hermetically connected with the wall of the circular hole.