CN216506535U

CN216506535U - Automatic runner structure of cutting in mould of refrigerator spare injection mould

Info

Publication number: CN216506535U
Application number: CN202122943549.2U
Authority: CN
Inventors: 孙仙志; 王江波
Original assignee: Taizhou Haomo Molding Technology Co ltd
Current assignee: Taizhou Haomo Molding Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-13
Anticipated expiration: 2031-11-22

Abstract

The utility model provides an in-mold automatic gate cutting structure of a refrigerator part injection mold, and belongs to the technical field of mold equipment. It has solved the poor problem of current mould cut runner performance. This automatic runner structure of cutting in mould of refrigerator spare injection mould, set up the drive cylinder on the mould including a plurality of groups, be connected with fuel feeding unit on a plurality of groups drive cylinder, be provided with the connecting rod that reciprocates by the drive cylinder drive on every group drive cylinder, be provided with the cutter subassembly that is used for cutting off the runner on one side tip that drive cylinder was kept away from to the connecting rod. The utility model has the advantage of high automation degree of gate cutting.

Description

Automatic runner structure of cutting in mould of refrigerator spare injection mould

Technical Field

The utility model belongs to the technical field of mold equipment, and relates to an in-mold automatic gate cutting structure of a refrigerator part injection mold.

Background

The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.

The runner of injection molding needs to be cut after the injection molding is accomplished to the injection molding, and the processing of current product runner is mostly gone on after the drawing of patterns, and it leads to product yields and production efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides an in-mold automatic gate cutting structure of a refrigerator part injection mold, which has high automation degree.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic runner structure of cutting in mould of refrigerator spare injection mould which characterized in that includes that a plurality of groups set up the actuating cylinder on the mould, a plurality of groups actuating cylinder on be connected with fuel feeding unit, every group actuating cylinder on be provided with the connecting rod that reciprocates by the actuating cylinder drive, the connecting rod is provided with the cutter subassembly that is used for cutting off the runner on keeping away from one side tip of actuating cylinder.

In the in-mold automatic sprue cutting structure of the refrigerator part injection mold, the oil supply assembly comprises an oil supply channel arranged in the mold, the inlet and the outlet of the oil supply channel are both arranged on the side surface of the mold, and the inlet and the outlet are both provided with a connecting nozzle.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, a plurality of groups of driving oil cylinders are connected in series to the oil supply channel.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the cutter assembly comprises a cutter seat connected to the connecting rod and a cutter head arranged on the cutter seat.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the lower end of the cutter head is detachably connected to the cutter seat.

In the automatic runner structure of cutting in foretell refrigerator spare injection mould's mould, the mounting groove has been seted up to the upper end of cutter seat, the mounting groove transversely set up on the cutter seat, and the both ends of mounting groove extend the side tip that runs through the cutter seat, the lower extreme of cutter head has the cooperation seat that matches with the mounting groove.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the section of the installation groove is in an L shape.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the top end part of the cutter head is provided with a gate sealing plate.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the cross section of the gate sealing plate is triangular.

In the in-mold automatic gate cutting structure of the refrigerator part injection mold, the number of the driving oil cylinders in each group is 3.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the end part of one side of the connecting rod, which is far away from the driving oil cylinder, is provided with the cutter assembly for cutting the sprue, the driving oil cylinder is used for driving the cutter assembly to cut the sprue, the function of automatically cutting the sprue in the mold is realized, and thus the product yield is improved and the production efficiency is improved.

2. The inlet and the outlet of the utility model are both provided with the connecting nozzles, and the oil can be fed and discharged through the connecting nozzles, thereby facilitating the oil feeding and discharging.

3. The mounting groove is transversely arranged on the cutter seat, and two ends of the mounting groove extend through the side end part of the cutter seat, so that the lower end of the cutter head is conveniently clamped in the mounting groove.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a connection structure of an oil supply unit and a cutter unit according to the present invention.

Fig. 3 is a sectional view of a coupling structure of an oil supplying unit and a cutter unit according to the present invention.

Fig. 4 is a schematic view of the construction of the cutter assembly of the present invention.

In the figure, 1, a driving oil cylinder; 2. an oil supply assembly; 3. a connecting rod; 4. a cutter assembly; 5. an oil supply passage; 6. a connecting nozzle; 7. a cutter seat; 8. a cutter head; 9. mounting grooves; 10. a mating seat; 11. and (4) closing the gate.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the in-mold automatic gate cutting structure of the refrigerator part injection mold comprises a plurality of groups of driving oil cylinders 1 arranged on the mold, an oil supply assembly 2 is connected to the plurality of groups of driving oil cylinders 1, a connecting rod 3 driven by the driving oil cylinders 1 to move up and down is arranged on each group of driving oil cylinders 1, and a cutter assembly 4 used for cutting off a gate is arranged at the end part of one side of the connecting rod 3 far away from the driving oil cylinders 1.

In this embodiment, a cutting knife assembly 4 for cutting off the gate is arranged at the end of one side of the connecting rod 3 away from the driving oil cylinder 1, the driving oil cylinder 1 is used for driving the cutting knife assembly 4 to cut off the gate, so that the function of automatically cutting off the gate in the mold is realized, the product yield is improved, the production efficiency is improved, and how many groups of driving oil cylinders 1 are arranged is determined by the number of the product gates, and each gate corresponds to one group of driving oil cylinders 1.

Specifically, the oil supply unit 2 includes an oil supply passage 5 provided in the mold, an inlet and an outlet of the oil supply passage 5 are provided on a side surface of the mold, and a connection nozzle 6 is provided on the inlet and the outlet. The inlet and the outlet are connected with the oil pipe through the connecting nozzle 6, the oil is fed and discharged through the connecting nozzle 6, and a complete oil loop is formed.

In this embodiment, a plurality of groups of driving cylinders 1 are connected in series to the oil supply passage 5, so that the oil path structure is simpler.

In this embodiment, cutter unit 4 includes cutter holder 7 connected on connecting rod 3 and sets up in cutter head 8 of cutter holder 7, and is concrete, and detachable connections is on cutter holder 7 for the lower extreme of cutter head 8, and mounting groove 9 has been seted up to the upper end of cutter holder 7, and mounting groove 9 transversely sets up on cutter holder 7, and the both ends of mounting groove 9 extend the side tip that runs through cutter holder 7, and the lower extreme of cutter head 8 has the cooperation seat 10 that matches with mounting groove 9.

The lower end of the cutter head 8 is connected with the cutter seat 7 through the matching of the matching seat 10 and the mounting groove 9, so that the cutter head 8 is convenient to replace and maintain.

In this embodiment, the cross-section of mounting groove 9 is "L" shape, not only plays fixed effect, and the joint simple structure is difficult to appear the jamming.

In the present embodiment, the tip end portion of the cutter head 8 is provided with a gate seal plate 11, and preferably, the gate seal plate 11 has a triangular cross section, and the upper end of the gate seal plate 11 is a cutting tapered surface.

In this embodiment, the number of the drive cylinders 1 per group is 3. The number of the actuating cylinders 1 is used by calculating the gate thickness and width.

The working principle of the utility model is as follows: connecting rod 3 is provided with the cutter unit spare 4 that is used for cutting off the runner on keeping away from one side tip of drive cylinder 1, drives cutter unit spare 4 through drive cylinder 1 and cuts the runner, realizes the function of cutting the runner in the mould is automatic to this promotes the product yields and promotes production efficiency, sets up how many groups of drive cylinder 1 and by the quantity decision of product runner, every runner corresponds a set of drive cylinder 1.

Specifically, an oil supply channel 5 is arranged in the die, and one end of the oil supply channel 5 is an inlet. The other end is the export, carry out the fuel feeding through the import, at this moment, because the oil pressure increases in the drive cylinder 1, drive cylinder 1 can drive connecting rod 3 upward movement, because cutter head 8 on the cutter seat 7 is connected with connecting rod 3, cutter head 8 can the upward movement cuts the runner, realizes the function of automatic cut runner in the mould, when the oil pressure in the drive cylinder 1 reduces, connecting rod 3 can the downstream reply, and the mould can be used to the pouring of injection molding liquid of injection molding this moment.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms drive cylinder 1, oil supply unit 2, connecting rod 3, cutter unit 4, oil supply passage 5, connecting nipple 6, cutter seat 7, cutter head 8, mounting groove 9, mating seat 10, gate closure plate 11, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. The utility model provides an automatic runner structure of cutting in mould of refrigerator spare injection mould which characterized in that includes drive cylinder (1) that a plurality of groups set up on the mould, a plurality of groups drive cylinder (1) on be connected with fuel feeding unit (2), every group drive cylinder (1) on be provided with by drive cylinder (1) drive connecting rod (3) that reciprocate, connecting rod (3) are kept away from and are provided with cutter subassembly (4) that are used for cutting off the runner on one side tip of drive cylinder (1).

2. The in-mold automatic gate cutting structure of the refrigerator part injection mold according to claim 1, wherein the oil supply assembly (2) comprises an oil supply channel (5) arranged in the mold, an inlet and an outlet of the oil supply channel (5) are arranged on the side surface of the mold, and a connecting nozzle (6) is arranged on the inlet and the outlet.

3. The in-mold automatic gate cutting structure of the refrigerator part injection mold according to claim 2, wherein a plurality of groups of the driving oil cylinders (1) are connected in series to the oil supply channel (5).

4. The in-mold automatic gate cutting structure of the refrigerator part injection mold according to claim 3, wherein the cutter assembly (4) comprises a cutter seat (7) connected to the connecting rod (3) and a cutter head (8) arranged on the cutter seat (7).

5. The in-mold automatic gate cutting structure of the refrigerator part injection mold according to claim 4, wherein the lower end of the cutter head (8) is detachably connected to the cutter base (7).

6. The in-mold automatic gate cutting structure of the refrigerator part injection mold is characterized in that an installation groove (9) is formed in the upper end of the cutter seat (7), the installation groove (9) is transversely arranged on the cutter seat (7), two ends of the installation groove (9) extend through the side end part of the cutter seat (7), and the lower end of the cutter head (8) is provided with a matching seat (10) matched with the installation groove (9).

7. The in-mold automatic gate cutting structure of an injection mold for refrigerator parts according to claim 6, wherein the section of the mounting groove (9) is "L" shaped.

8. The in-mold automatic gate cutting structure of an injection mold for a refrigerator part according to claim 7, wherein the top end portion of the cutter head (8) is provided with a gate closing plate (11).

9. The in-mold automatic gate cutting structure of an injection mold for a refrigerator part according to claim 8, wherein the cross section of the gate closing plate (11) is triangular.

10. The in-mold automatic gate cutting structure of an injection mold of a refrigerator part according to claim 9, wherein the number of the driving cylinders (1) in each group is 3.