CN219988352U

CN219988352U - Injection mold runner disconnection mechanism

Info

Publication number: CN219988352U
Application number: CN202321459905.6U
Authority: CN
Inventors: 岳鹏程
Original assignee: Zibo Deqi Plastic Industry Technology Co ltd
Current assignee: Zibo Deqi Plastic Industry Technology Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-11-10
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses a pouring gate disconnecting mechanism of an injection mold, which relates to the technical field of injection molds and comprises a mold plate, wherein a cavity is formed in the mold plate, a cutting mechanism is arranged between the cavities at two sides, the cutting mechanism comprises a slide bar, a cutting frame and a blade assembly, one end of the slide bar is in clamping connection with a limiting block, the limiting block is fixedly connected with the mold plate, the cutting frame is arranged at one side of the slide bar, the blade assembly is arranged on the cutting frame.

Description

Injection mold runner disconnection mechanism

Technical Field

The utility model relates to the technical field of injection molds, in particular to a pouring gate disconnecting mechanism of an injection mold.

Background

Injection molding refers generally to injection molding. Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation and various designs, and after the injection molding of the workpiece is completed, the workpiece needs to be demolded so as to be taken out for subsequent processing.

In the prior art, as disclosed in chinese patent CN213500624U, a gate cutting mechanism for injection mold comprises a template, wherein a plurality of groups of symmetrically distributed cavities are formed in the template, a sliding groove between the cavities is formed in the template, a sliding block is mounted on the inner side of the sliding groove, the sliding block is in sliding connection with the inner side of the sliding groove, a main gate and an auxiliary gate are formed in the sliding block, and the auxiliary gates are distributed on the main gate.

But among the prior art, utilize the removal of slider and thimble, can be convenient for take out the waste material when excision working of plastics runner, the slider position is difficult for prescribing a limit to, and is easy not hard up, does not have the cutting structure that sets up alone on the slider, and the removal that only utilizes the slider is to the effect of runner cutting off is not ideal, and cuts off comparatively laborious to the runner, the operation is inconvenient.

Disclosure of Invention

The utility model aims to solve the problems that the position of a slide block is not easy to limit and is easy to loosen, a cutting structure which is arranged on the slide block is not independent, the effect of cutting a pouring gate by only using the movement of the slide block is not ideal, the cutting of the pouring gate is laborious, and the operation is inconvenient in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an injection mold runner disconnection mechanism, includes the template, the die cavity has been seted up on the template, is located both sides be provided with cutting mechanism between the die cavity, cutting mechanism includes draw runner, cuts frame and blade subassembly, draw runner one end and stopper block joint are connected, stopper and template fixed connection, draw runner one side is provided with cuts the frame, install the blade subassembly on the cutting frame, cut and slide between frame and the guide way; the template bottom is provided with guiding mechanism, guiding mechanism includes threaded rod, auxiliary rod and deflector, threaded rod top cup joints with the template, threaded rod bottom is provided with the motor, motor one side is provided with the deflector.

Preferably, the guide plate is fixedly connected with the bottom plate, a connecting plate is clamped on one side of the guide plate, and the connecting plate is in sliding connection with the guide plate.

Preferably, the connecting plate is connected with the threaded rod through threads, the bottom of the threaded rod is fixedly connected with an output shaft of the motor, and the motor is embedded on the bottom plate.

Preferably, an auxiliary rod is fixedly connected to the top of the connecting plate, the auxiliary rod penetrates through the template and the through hole, the through hole is formed in the sliding strip, and an auxiliary groove is formed in the sliding strip.

Preferably, the cutting frame is connected with the sliding bar in a clamping way, a cutting hole is formed in the cutting frame, a blade assembly is fixedly connected to the inner wall of the cutting hole, and the blade assembly is connected with the sliding bar in a sliding way.

Preferably, a positioning block is fixedly connected to the side wall of the sliding strip, one side of the positioning block is lapped with the template, and the positioning block is connected with the template through a bolt.

Preferably, the top of the sliding bar is clamped with a guide bar, the guide bar is connected with the sliding bar in a sliding way, and one end of the guide bar is fixedly connected with the cutting frame.

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

1. according to the utility model, the limiting block and the positioning block can limit and fix the slide bar, so that the displacement of the slide bar in the guide groove is reduced, the guide bar and the slide bar can guide the movement of the cutting frame, and the cutting effect of the blade assembly on the plastic piece is ensured.

2. According to the utility model, the bottom plate and the guide plates can respectively support the bottom and two sides of the connecting plate, so that the stable use of the connecting plate and the motor is ensured, the connecting plate drives the auxiliary rods to synchronously lift and accelerate the taking out of waste materials.

Drawings

Fig. 1 is a schematic diagram of a mold plate structure of a gate breaking mechanism of an injection mold according to the present utility model;

FIG. 2 is a schematic diagram of a guide slot structure of a gate breaking mechanism of an injection mold according to the present utility model;

FIG. 3 is a schematic view illustrating the installation of a threaded rod structure of a gate breaking mechanism of an injection mold according to the present utility model;

fig. 4 is a schematic structural installation diagram of a blade assembly of a gate breaking mechanism of an injection mold according to the present utility model.

Legend description: 1. a template; 2. a limiting block; 3. a guide groove; 4. an auxiliary groove; 5. a bottom plate; 6. a guide bar; 7. a slide bar; 8. a positioning block; 9. a cutting frame; 10. a through hole; 11. a cavity; 12. cutting the hole; 13. a blade assembly; 14. a threaded rod; 15. a motor; 16. an auxiliary lever; 17. a guide plate; 18. and (5) connecting a plate.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

Referring to fig. 1-4: the utility model provides an injection mold runner shutdown mechanism, including template 1, offer the die cavity 11 on the template 1, be provided with the mechanism of cutting between the die cavity 11 that is located both sides, the mechanism of cutting includes draw runner 7, cuts frame 9 and blade subassembly 13, draw runner 7 one end and stopper 2 block connection, stopper 2 and template 1 fixed connection, draw runner 7 one side is provided with cuts frame 9, cuts and installs blade subassembly 13 on the frame 9, cuts and connects between frame 9 and the guide way 3 sliding;

the cutting frame 9 is in clamping connection with the sliding strip 7, a cutting hole 12 is formed in the cutting frame 9, a blade assembly 13 is fixedly connected to the inner wall of the cutting hole 12, and the blade assembly 13 is in sliding connection with the sliding strip 7; a positioning block 8 is fixedly connected to the side wall of the slide bar 7, one side of the positioning block 8 is overlapped with the template 1, and the positioning block 8 is connected with the template 1 through a bolt; the top of the slide bar 7 is clamped with a guide bar 6, the guide bar 6 is in sliding connection with the slide bar 7, and one end of the guide bar 6 is fixedly connected with a cutting frame 9.

The sliding bar 7 is used for supporting and guiding the movement of the cutting frame 9, the cutting frame 9 is convenient to move along the sliding bar 7, the plastic part is cut off, one end of the limiting block 2 is fixedly connected with the inner wall of the guide groove 3, the installation position of the sliding bar 7 on the template 1 can be limited by the connection of the limiting block 2 and the sliding bar 7, the sliding bar 7 is fixed in position by matching with the positioning block 8, the displacement of the sliding bar 7 is reduced, the blade component 13 is of a three-layer blade structure, and the cutting effect on the plastic part is good;

the cutting hole 12 is rectangular, interference to the blade assembly 13 and plastic parts can be reduced when the cutting frame 9 moves, the bottom of the guide strip 6 is connected with the sliding strip 7 in a clamping mode, the guide strip 6 is utilized to assist in moving the cutting frame 9, position adjustment of the cutting frame 9 can be achieved, the blade assembly 13 is assisted to be in contact with the plastic parts, disconnection of a plurality of pouring gates is achieved, and processing efficiency of the plastic parts is improved.

Example two

As shown in fig. 1 and 3, a guiding mechanism is arranged at the bottom of the template 1, the guiding mechanism comprises a threaded rod 14, an auxiliary rod 16 and a guiding plate 17, the top of the threaded rod 14 is sleeved with the template 1, a motor 15 is arranged at the bottom of the threaded rod 14, and the guiding plate 17 is arranged at one side of the motor 15.

The guide plate 17 is fixedly connected with the bottom plate 5, a connecting plate 18 is clamped on one side of the guide plate 17, and the connecting plate 18 is in sliding connection with the guide plate 17; the connecting plate 18 is in threaded connection with the threaded rod 14, the bottom of the threaded rod 14 is fixedly connected with an output shaft of the motor 15, and the motor 15 is embedded on the bottom plate 5; an auxiliary rod 16 is fixedly connected to the top of the connecting plate 18, the auxiliary rod 16 penetrates through the template 1 and the through hole 10, the through hole 10 is formed in the sliding strip 7, and an auxiliary groove 4 is formed in the sliding strip 7.

The guide plate 17 is connected with the bottom plate 5 and the template 1, can support the bottom of the template 1, improves the stability of placing and using the template 1, is convenient for injection molding processing on the template 1, and can drive the stable movement of the connecting plate 18 by utilizing the threaded rod 14.

By means of the embedding of the motor 15 and the bottom plate 5, the bottom plate 5 can support the template 1 and the bottom of the motor 15, the motor 15 drives the threaded rod 14 to rotate, lifting adjustment of the connecting plate 18 between the two guide plates 17 is achieved, movement of the auxiliary rods 16 is pushed, waste materials can be rapidly pushed out by means of upward movement of the auxiliary tubes 16, the connecting plate 18 is connected with the auxiliary rods 16, moving synchronism of the auxiliary rods 16 can be guaranteed, and trouble that the waste materials are pushed out one by one is avoided.

The application method and the working principle of the device are as follows: firstly, the slide bar 7 moves in the guide groove 3 until the left end of the slide bar 7 is clamped and connected with the limiting block 2, at the moment, the positioning of the slide bar 7 is realized by utilizing the bolt to connect the positioning block 8 with the template 1, at the moment, the side wall of the guide groove 3 is overlapped with the hole on the slide bar 7, molten plastic is injected into the auxiliary groove 4, the plastic enters the cavity 11 through the overlapped hole, the guide bar 6 is moved at the top of the slide bar 7, the guide bar 6 drives the cutting frame 9 to move, the cutting frame 9 is in an inverted U shape, the cutting hole 12 is formed in the side wall of the cutting frame 9, the blade assembly 13 is used for cutting the plastic piece by utilizing the blade assembly 13, after cutting is finished, the slide bar 7 is moved, then the slide bar 7 is reset, the motor 15 is utilized for driving the threaded rod 14 to rotate, the connecting plate 18 moves upwards between the two guide plates 17, and the auxiliary rod 16 ejects the waste.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides an injection mold runner disconnection mechanism, includes template (1), cavity (11) have been seted up on template (1), its characterized in that: the cutting mechanism is arranged between the cavities (11) at two sides and comprises a sliding strip (7), a cutting frame (9) and a blade assembly (13), one end of the sliding strip (7) is connected with a limiting block (2) in a clamping mode, the limiting block (2) is fixedly connected with the template (1), the cutting frame (9) is arranged on one side of the sliding strip (7), the blade assembly (13) is arranged on the cutting frame (9), and the cutting frame (9) is connected with the guide groove (3) in a sliding mode; the utility model discloses a template, including template (1), template (1) bottom is provided with guiding mechanism, guiding mechanism includes threaded rod (14), auxiliary rod (16) and deflector (17), threaded rod (14) top cup joints with template (1), threaded rod (14) bottom is provided with motor (15), motor (15) one side is provided with deflector (17).

2. The injection mold gate breaking mechanism according to claim 1, wherein: the guide plate (17) is fixedly connected with the bottom plate (5), a connecting plate (18) is clamped on one side of the guide plate (17), and the connecting plate (18) is in sliding connection with the guide plate (17).

3. The injection mold gate breaking mechanism according to claim 2, wherein: the connecting plate (18) is connected with the threaded rod (14) through threads, the bottom of the threaded rod (14) is fixedly connected with an output shaft of the motor (15), and the motor (15) is embedded on the bottom plate (5).

4. The injection mold gate breaking mechanism according to claim 3, wherein: an auxiliary rod (16) is fixedly connected to the top of the connecting plate (18), the auxiliary rod (16) penetrates through the template (1) and the through hole (10), the through hole (10) is formed in the sliding strip (7), and an auxiliary groove (4) is formed in the sliding strip (7).

5. The injection mold gate breaking mechanism according to claim 1, wherein: the cutting frame (9) is connected with the sliding strip (7) in a clamping mode, a cutting hole (12) is formed in the cutting frame (9), a blade assembly (13) is fixedly connected to the inner wall of the cutting hole (12), and the blade assembly (13) is connected with the sliding strip (7) in a sliding mode.

6. The injection mold gate breaking mechanism according to claim 1, wherein: the side wall of the sliding strip (7) is fixedly connected with a positioning block (8), one side of the positioning block (8) is overlapped with the template (1), and the positioning block (8) is connected with the template (1) through a bolt.

7. The injection mold gate breaking mechanism according to claim 1, wherein: the top of the sliding strip (7) is clamped with a guide strip (6), the guide strip (6) is connected with the sliding strip (7) in a sliding manner, and one end of the guide strip (6) is fixedly connected with the cutting frame (9).