CN219405284U - Injection mold withholding machine structure - Google Patents

Abstract

The utility model provides an injection mold button machine structure, which comprises a rear template, an upper ejector pin plate and a lower ejector pin plate, wherein a sliding groove is formed in the side face of the upper ejector pin plate, a button machine movable block is connected in the sliding groove in a sliding manner, a spring is arranged between the button machine movable block and the bottom of the sliding groove, a button machine button is arranged on the rear template, a button machine deflector rod corresponding to the button machine movable block is arranged on the lower ejector pin plate, a clamping hook for hooking the button machine movable block is arranged on the button machine deflector rod, a first pushing inclined plane is arranged on one side, close to the button machine button, of the button machine movable block, a second pushing inclined plane is arranged on one side, close to the button machine deflector rod, of the button machine movable block, a third pushing inclined plane matched with the first pushing inclined plane is arranged on one end, close to the button machine movable block, of the button machine deflector rod is provided with a fourth pushing inclined plane matched with the second pushing inclined plane. The utility model has simple and reliable structure and low manufacturing cost, avoids the problem that small square pins are easy to break in the traditional die button machine, and prolongs the service life.

Description

Injection mold withholding machine structure

Technical Field

The utility model relates to the technical field of molds, in particular to a buckling machine structure of an injection mold.

Background

At present, in the injection molding industry, many products need to be ejected by secondary ejection or multiple ejection, such as bottle caps, and the like, and the injection molding products need to be ejected by secondary ejection, and the secondary ejection action is generally realized by a button machine in the existing mold.

The traditional die button machine is complex in structure and high in manufacturing cost, is mainly stressed by small square pins in the button machine, can bear small load, is broken frequently in use, and is short in service life.

Disclosure of Invention

The utility model aims to solve the problems of complex structure, high manufacturing cost and short service life of the existing die button machine, and provides an injection die button machine structure which can effectively solve the problems.

The utility model aims at realizing the following technical scheme: the injection mold button machine structure comprises a rear template, an upper ejector pin plate and a lower ejector pin plate, wherein a sliding groove is formed in the side face of the upper ejector pin plate, a button machine movable block is connected in the sliding groove in a sliding mode, a spring is arranged between the button machine movable block and the bottom of the sliding groove, a button machine button corresponding to the button machine movable block is arranged on the rear template, a button machine deflector rod corresponding to the button machine movable block is arranged on the lower ejector pin plate, a clamping hook for hooking the button machine movable block is arranged on the button machine deflector rod, a first pushing inclined plane is arranged on one side, close to the button machine button, of the button machine movable block, a second pushing inclined plane is arranged on one side, close to the button machine deflector rod, of the button machine movable block, a third pushing inclined plane matched with the first pushing inclined plane is arranged on one end, close to the button machine movable block, of the button machine deflector rod, and a fourth pushing inclined plane matched with the second pushing inclined plane is arranged on one end, close to the button machine movable block.

Preferably, the upper thimble plate comprises a first plate-shaped component and a second plate-shaped component, the first plate-shaped component and the second plate-shaped component are fixedly connected, and the sliding groove is formed between the first plate-shaped component and the second plate-shaped component.

Preferably, the first plate body component and the second plate body component are connected through bolts.

Preferably, the side surface of the upper ejector plate is fixed with a buckling cover, and the buckling cover is provided with a restraining groove for restraining the buckling deflector rod.

Preferably, a spring positioning groove is formed in one side, close to the spring, of the movable block of the button machine, and one end of the spring is arranged in the spring positioning groove.

Preferably, the button machine deflector rod is provided with two hooks, and an avoidance groove which can enable the button machine to enter is arranged between the two hooks.

Preferably, the button machine is fastened on the rear template through bolts.

Preferably, the button machine deflector rod is fixed on the lower ejector plate through a bolt.

The beneficial effects of the utility model are as follows: the utility model has simple and reliable structure and low manufacturing cost, avoids the problem that small square pins are easy to break in the traditional die button machine, and prolongs the service life.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a schematic view of the structure of the utility model with the hood removed.

Fig. 3 is a schematic view of a sliding groove.

Fig. 4 is a schematic view of the structure of the sear.

Fig. 5 is a schematic view of the structure of one of the directions of the movable blocks of the button sewing machine.

Fig. 6 is a schematic view of the structure of the movable block of the button machine in another direction.

Fig. 7 is a schematic view of the construction of the sear lever.

In the figure: 1. the device comprises a rear template, 2, a lower ejector pin plate, 3, a first plate body component, 4, a second plate body component, 5, a buckle, 6, a buckle deflector rod, 7, a mouth cover, 8, a buckle moving block, 9, a sliding groove, 10, a spring, 11, a first pushing inclined plane, 12, a second pushing inclined plane, 13, a clamping hook, 14, a fourth pushing inclined plane, 15, an avoidance groove, 16, a third pushing inclined plane, 17 and a spring positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

As shown in fig. 1-7, an injection mold button machine structure comprises a rear template 1, an upper thimble plate and a lower thimble plate 2. The upper ejector pin plate is composed of a first plate body assembly 3 and a second plate body assembly 4, and the first plate body assembly 3 and the second plate body assembly 4 are fixedly connected through bolts. The side of the upper ejector plate is provided with a sliding groove 9 which is positioned between the first plate body component 3 and the second plate body component 4. The sliding groove 9 is connected with a buckling machine movable block 8 in a sliding way, and the buckling machine movable block 8 can slide along the axial direction of the sliding groove. A spring 10 is arranged between the movable block 8 of the button machine and the bottom of the sliding groove 9. Wherein, the side of the movable block 8 of the button machine, which is close to the spring 10, is provided with a spring positioning groove 17, one end of the spring 10 is arranged in the spring positioning groove 17, and the function of the spring positioning groove 17 is to position the spring 10.

The back template 1 is provided with a button machine buckle 5 corresponding to the button machine movable block 8, and the button machine buckle 5 is fixed on the back template 1 through bolts. The lower thimble plate 2 is provided with a button machine deflector rod 6 corresponding to the button machine movable block 8, and the button machine deflector rod 6 is fixed on the lower thimble plate 2 through bolts. Wherein, the button machine deflector rod 6 is provided with a clamping hook 13 for hooking the button machine movable block 8. In this embodiment, two hooks 13 are provided on the button driving lever 6, and an avoiding slot 15 for allowing the button 5 to enter is provided between the two hooks 13. A first pushing inclined plane 11 is arranged on one side, close to the button 5, of the button moving block 8, a second pushing inclined plane 12 is arranged on one side, close to the button shifting lever 6, of the button moving block 8, a third pushing inclined plane 16 matched with the first pushing inclined plane 11 is arranged on one end, close to the button moving block 8, of the button moving block 5, and a fourth pushing inclined plane 14 matched with the second pushing inclined plane 12 is arranged on one end, close to the button moving block 8, of the button shifting lever 6.

Further, a button machine cover 7 is fixed on the side face of the upper ejector plate, and a restraint groove for restraining the button machine deflector rod 6 is arranged on the button machine cover 7.

The working process of the utility model is as follows: before the die is opened, the upper thimble plate and the lower thimble plate are locked through a buckling machine structure, at the moment, one side of a buckling machine movable block 8 extends out of a sliding groove, and two clamping hooks on a buckling machine deflector rod 6 hook the buckling machine movable block 8, so that the upper thimble plate and the lower thimble plate are locked; when the die is opened, the upper ejector plate and the lower ejector plate synchronously move towards the direction of the rear die plate under the action of the upper pushing mechanism of the die, and in the process, the upper ejector plate and the lower ejector plate realize one-time ejection; when the upper ejector plate and the lower ejector plate move to a certain position, the opening of the rear template is contacted with the movable block 8 of the buckle, and in the process of contact, under the action of the first pushing inclined surface 11 on the movable block 8 of the buckle and the third pushing inclined surface 16 on the opening 5 of the buckle, the movable block 8 of the buckle is pushed towards the direction in the sliding groove, the movable block 8 of the buckle is far away from the push rod 6 of the buckle and separated from the clamping hook on the push rod 6 of the buckle, at the moment, the upper ejector plate and the lower ejector plate are separated, the lower ejector plate stays at the original position, the upper ejector plate continuously moves towards the direction of the rear template under the action of the pushing mechanism on the die, so as to realize secondary ejection, and in the process, the push rod 6 of the buckle is always positioned in the restraining groove on the buckle cover 7, and the push rod 6 of the buckle is restrained through the buckle cover 7, so that the push rod 6 of the buckle is prevented from deviating. After the die opening is completed, the upper ejector plate returns to the original path, in the returning process, the movable block 8 of the button machine is separated from the button machine opening 5, then when the upper ejector plate is close to the lower ejector plate, the button machine deflector rod 6 is contacted with the movable block 8 of the button machine again, and the hook on the button machine deflector rod 6 hooks the movable block 8 of the button machine again, so that the upper ejector plate and the lower ejector plate recover to the locking state again.

The utility model has simple and reliable structure and low manufacturing cost, avoids the problem that small square pins are easy to break in the traditional die button machine, and prolongs the service life.

The present utility model is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model, however, any change in shape or structure of the product is within the scope of the present utility model, and all the products having the same or similar technical solutions as the present application are included.

Claims (8)

1. The injection mold button machine structure comprises a rear template, an upper ejector pin plate and a lower ejector pin plate, and is characterized in that a sliding groove is formed in the side face of the upper ejector pin plate, a button machine movable block is connected in the sliding groove in a sliding mode, a spring is arranged between the button machine movable block and the bottom of the sliding groove, a button machine button corresponding to the button machine movable block is arranged on the rear template, a button machine deflector rod corresponding to the button machine movable block is arranged on the lower ejector pin plate, a clamping hook for hooking the button machine movable block is arranged on the button machine deflector rod, a first pushing inclined plane is arranged on one side, close to the button machine button, of the button machine movable block, a second pushing inclined plane is arranged on one side, close to the button machine deflector rod, of the button machine movable block, a third pushing inclined plane matched with the first pushing inclined plane is arranged on one end, close to the button machine movable block, of the button machine deflector rod, and a fourth pushing inclined plane matched with the second pushing inclined plane is arranged on one end, close to the button machine movable block.

2. The injection mold button machine structure of claim 1, wherein the upper ejector plate comprises a first plate-shaped component and a second plate-shaped component, the first plate-shaped component and the second plate-shaped component are fixedly connected, and the sliding groove is arranged between the first plate-shaped component and the second plate-shaped component.

3. The injection mold sear structure of claim 2 wherein the first plate assembly and the second plate assembly are connected by bolts.

4. The injection mold button machine structure according to claim 1, wherein the button machine cover is fixed on the side surface of the upper ejector plate, and a restraining groove for restraining the button machine deflector rod is formed in the button machine cover.

5. The injection mold button machine structure according to claim 1, wherein a spring positioning groove is formed in one side, close to the spring, of the button machine movable block, and one end of the spring is placed in the spring positioning groove.

6. The injection mold button machine structure according to claim 1, wherein the button machine deflector rod is provided with two hooks, and an avoidance groove for allowing the button machine to enter is arranged between the two hooks.

7. The injection mold button machine structure according to any one of claims 1 to 6, wherein the button machine is fastened to the rear mold plate by bolts.

8. The injection mold button machine structure according to any one of claims 1 to 6, wherein the button machine deflector is fixed to the lower ejector plate by bolts.