CN216708241U

CN216708241U - Plastic button injection mold secondary ejection mechanism

Info

Publication number: CN216708241U
Application number: CN202123406981.4U
Authority: CN
Inventors: 涂志钦
Original assignee: Dongguan Mingdi Metal Products Co ltd
Current assignee: Dongguan Mingdi Metal Products Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a secondary ejection mechanism of a plastic key injection mold, and relates to the technical field of key injection. The anti-falling die comprises a die body, wherein the die body is connected with a primary ejection module, the primary ejection module is connected with a lifting cylinder, the lifting cylinder is connected with a storage cylinder in a sliding mode, the lower surface inside the storage cylinder is connected with a screw rod in a rotating mode, the screw rod is connected with the lifting cylinder in a threaded mode, the peripheral side face of the screw rod is fixedly connected with first inclined teeth, the first inclined teeth are meshed with second inclined teeth, the second inclined teeth are fixedly connected with a transmission rod, the transmission rod is fixedly connected with a rotating motor, and the upper surface of the screw rod is connected with an anti-falling plate in a rotating mode. According to the utility model, the second helical teeth are driven to rotate by the rotating motor, and then the first helical teeth drive the screw rod to rotate, so that the lifting cylinder rises along the containing cylinder, the primary ejection module is pushed to move upwards, secondary ejection can be carried out, demoulding is convenient, the mould body is erected at a certain height through the supporting legs, operation and processing are convenient, and the ejector pins are driven to move upwards through the air cylinders to eject the product.

Description

Plastic button injection mold secondary ejection mechanism

Technical Field

The utility model belongs to the technical field of key injection molding, and particularly relates to a secondary ejection mechanism of a plastic key injection mold.

Background

The plastic key is a key product made of plastic serving as a raw material, the plastic key injection mold enables a blank to be a mold with a specific shape and size under the action of external force, and the plastic key injection mold has the advantages of convenience in processing and manufacturing, short period and low cost.

After plastic key injection mold is finished to plastic processing, the molded plastic key needs to be ejected out of the mold, however, because the structure of the key is special, sometimes the ejection mechanism cannot eject the key out of the mold at one time, which affects production.

In order to solve the above problems, the present invention provides a secondary ejection mechanism for a plastic key injection mold.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic key injection mold secondary ejection mechanism, which solves the problem that the production is influenced because the key cannot be ejected out of the mold once by the ejection mechanism due to a special structure of the key.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a plastic key injection mold secondary ejection mechanism which comprises a mold body, wherein the mold body is connected with a primary ejection module, the primary ejection module is connected with a lifting cylinder, the lifting cylinder is connected with a storage cylinder in a sliding manner, the lower surface inside the storage cylinder is rotatably connected with a lead screw, the lead screw is in threaded connection with the lifting cylinder, the peripheral side surface of the lead screw is fixedly connected with first inclined teeth, the first inclined teeth are meshed with second inclined teeth, the second inclined teeth are fixedly connected with a transmission rod, the transmission rod is fixedly connected with a rotating motor, the upper surface of the lead screw is rotatably connected with an anti-falling plate, the rotating motor drives the second inclined teeth to rotate, and then the first inclined teeth drive the lead screw to rotate, so that the lifting cylinder rises along the storage cylinder, the primary ejection module is pushed to move upwards, secondary ejection can be performed, and demolding is convenient.

The die cavity has been seted up to the upper surface of mould body, the lower fixed surface of mould body installs the supporting leg, erects the mould body at a take the altitude through the supporting leg, convenient operation processing.

The primary ejection module comprises an air cylinder, a mounting plate is fixedly mounted on the upper surface of the air cylinder, a thimble is fixedly mounted on the upper surface of the mounting plate, the lower surface of the air cylinder is fixedly connected with the upper surface of the lifting cylinder, the thimble is connected with the die cavity in a sliding manner, the thimble is driven by the air cylinder to move upwards, and a product is ejected.

The left side face of the storage barrel is fixedly provided with a fixing frame, the fixing frame is fixedly connected with the rotating motor, and the rotating motor is fixed through the fixing frame to keep stable work.

Reset springs are arranged between the die body and the mounting plate, the ejector pins and the reset springs are coaxially arranged, and the ejector pins are convenient to reset through the reset springs.

The front end face of the die body is fixedly provided with a controller, the controller is electrically connected with the air cylinder and the rotating motor respectively, and the operation is convenient through the controller.

The utility model has the following beneficial effects:

according to the utility model, the rotating motor drives the second helical teeth to rotate, and then the first helical teeth drive the screw rod to rotate, so that the lifting cylinder rises along the containing cylinder, the primary ejection module is pushed to move upwards, secondary ejection can be carried out, demoulding is convenient, the mould body is erected at a certain height through the supporting legs, operation and processing are convenient, the ejector pins are driven to move upwards through the air cylinders to eject products, the rotating motor is fixed through the fixing frame to keep stable work, the ejector pins are convenient to reset through the reset springs, and the controller is convenient to operate and use.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of an overall structure of a plastic key injection mold secondary ejection mechanism according to the present invention;

FIG. 2 is a front view of a plastic key injection mold secondary ejection mechanism of the present invention;

FIG. 3 is a top view of a plastic key injection mold secondary ejection mechanism of the present invention;

FIG. 4 is a left side view of a plastic key injection mold secondary ejection mechanism of the present invention;

fig. 5 is a schematic view of the cross-sectional structure a-a in fig. 4.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a mold body; 2. a die cavity; 3. ejecting the module for the first time; 301. a cylinder; 302. mounting a plate; 303. a thimble; 4. a lifting cylinder; 5. a storage cylinder; 6. a screw rod; 7. a first helical tooth; 8. a second helical tooth; 9. a transmission rod; 10. a rotating electric machine; 11. an anti-drop plate; 12. a fixed mount; 13. a return spring; 14. a controller; 15. and (5) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention is a plastic button injection mold secondary ejection mechanism, including a mold body 1, the mold body 1 is connected with a primary ejection module 3, the primary ejection module 3 is connected with a lifting cylinder 4, the lifting cylinder 4 is slidably connected with a receiving cylinder 5, the lower surface inside the receiving cylinder 5 is rotatably connected with a screw rod 6, the screw rod 6 is in threaded connection with the lifting cylinder 4, the peripheral side surface of the screw rod 6 is fixedly connected with a first helical tooth 7, the first helical tooth 7 is engaged with a second helical tooth 8, the second helical tooth 8 is fixedly connected with a transmission rod 9, the transmission rod 9 is fixedly connected with a rotating motor 10, the upper surface of the screw rod 6 is rotatably connected with an anti-falling plate 11, the rotating motor 10 drives the second helical tooth 8 to rotate, and the first helical tooth 7 drives the screw rod 6 to rotate, so that the lifting cylinder 4 ascends along the receiving cylinder 5, and pushes the primary ejection module 3 to move upwards, so as to perform secondary ejection, the demoulding is convenient.

Die cavity 2 has been seted up to the upper surface of mould body 1, and the lower fixed surface of mould body 1 installs supporting leg 15, erects mould body 1 at a take the altitude through supporting leg 15, convenient operation processing.

The primary ejection module 3 comprises an air cylinder 301, a mounting plate 302 is fixedly mounted on the upper surface of the air cylinder 301, an ejector pin 303 is fixedly mounted on the upper surface of the mounting plate 302, the lower surface of the air cylinder 301 is fixedly connected with the upper surface of the lifting cylinder 4, the ejector pin 303 is slidably connected with the die cavity 2, the ejector pin 303 is driven by the air cylinder 301 to move upwards, and a product is ejected.

The left side surface of the storage barrel 5 is fixedly provided with a fixed frame 12, the fixed frame 12 is fixedly connected with the rotating motor 10, and the rotating motor 10 is fixed through the fixed frame 12 to keep stable work.

A return spring 13 is arranged between the die body 1 and the mounting plate 302, the two ejector pins 303 are coaxially arranged with the return spring 13, and the ejector pins 303 are convenient to return through the return spring 13.

The front end face of the die body 1 is fixedly provided with a controller 14, the controller 14 is respectively electrically connected with the air cylinder 301 and the rotating motor 10, and the operation is convenient through the controller 14.

As shown in fig. 1 to 5, the present embodiment is a plastic key injection mold secondary ejection mechanism, and the basic principle of the present invention is as follows: the ejector pin 303 is driven to move upwards by the air cylinder 301 through the controller 14 to eject a product, if ejection failure occurs, the rotating motor 10 drives the second helical tooth 8 to rotate, and then the first helical tooth 7 drives the screw rod 6 to rotate, so that the lifting cylinder 4 ascends along the storage cylinder 5 to push the primary ejection module 3 to move upwards, secondary ejection can be performed, demolding is facilitated, the reset spring 13 can play a buffering role during ejection work and can also help the ejector pin 303 to reset, the type of the air cylinder 301 is preferably QGB125X150-MP4-Y, the type of the rotating motor 10 is preferably YE3-90S-4, and the type of the controller 14 is preferably FX3U-32 MT.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a plastic button injection mold secondary ejection mechanism, includes mould body (1), its characterized in that: the mould body (1) is connected with one-time ejection module (3), one-time ejection module (3) is connected with a lifting cylinder (4), lifting cylinder (4) sliding connection has storage cylinder (5), the inside lower surface of storage cylinder (5) rotates and is connected with lead screw (6), lead screw (6) and lifting cylinder (4) threaded connection, the week side fixedly connected with first skewed tooth (7) of lead screw (6), first skewed tooth (7) meshing has second skewed tooth (8), second skewed tooth (8) fixedly connected with transfer line (9), transfer line (9) fixedly connected with rotating electrical machines (10), the upper surface of lead screw (6) rotates and is connected with anticreep board (11).

2. The plastic key injection mold secondary ejection mechanism as claimed in claim 1, wherein the mold cavity (2) is formed in the upper surface of the mold body (1), and the support legs (15) are fixedly mounted on the lower surface of the mold body (1).

3. The plastic key injection mold secondary ejection mechanism of claim 2, wherein the primary ejection module (3) comprises a cylinder (301), a mounting plate (302) is fixedly mounted on the upper surface of the cylinder (301), and an ejector pin (303) is fixedly mounted on the upper surface of the mounting plate (302).

4. The plastic key injection mold secondary ejection mechanism as claimed in claim 3, wherein the lower surface of the cylinder (301) is fixedly connected with the upper surface of the lifting cylinder (4), and the ejector pin (303) is slidably connected with the mold cavity (2).

5. The plastic key injection mold secondary ejection mechanism as claimed in claim 4, wherein a fixed frame (12) is fixedly mounted on the left side surface of the storage barrel (5), and the fixed frame (12) is fixedly connected with the rotating motor (10).

6. The plastic key injection mold secondary ejection mechanism as claimed in claim 5, wherein a return spring (13) is disposed between the mold body (1) and the mounting plate (302), and the two ejector pins (303) are disposed coaxially with the return spring (13).

7. The plastic key injection mold secondary ejection mechanism as claimed in claim 6, wherein a controller (14) is fixedly mounted on a front end surface of the mold body (1), and the controller (14) is electrically connected to the cylinder (301) and the rotating motor (10) respectively.