CN218487217U

CN218487217U - Worm tooth injection molding die

Info

Publication number: CN218487217U
Application number: CN202222290608.5U
Authority: CN
Inventors: 刘基华; 邱慎武; 田明顺
Original assignee: Guangzhou Xiangshang Precision Machinery Co ltd
Current assignee: Guangzhou Xiangshang Precision Machinery Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-02-17
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to the technical field of mold, and a worm tooth injection molding mold is disclosed, including the front mould benevolence, one side of front mould benevolence has seted up the shaping groove, the bottom of front mould benevolence is equipped with the back mould benevolence, the top swing joint of back mould benevolence has the connecting block, the bottom swing joint of back mould benevolence has the back mould mold insert, the bottom swing joint of back mould mold insert has the back mould mounting, the bottom fixed connection of back mould mounting has a department section of thick bamboo, the opposite side of front mould benevolence is seted up flutedly, one side fixed connection of back mould benevolence top has the locating piece, the connecting block with shaping groove looks adaptation, the utility model discloses through being equipped with the mutual cooperation between front mould benevolence, back mould mounting and the department section of thick bamboo, broken through the traditional mode of production of worm tooth, can promote worm tooth processing ageing; the processing period is shortened, the production efficiency is improved, the working efficiency of the existing equipment is facilitated, and the strength of the equipment is improved.

Description

Worm tooth injection molding die

Technical Field

The utility model relates to the technical field of molds, more specifically relates to a worm tooth injection molding mould.

Background

The worm teeth are the axial teeth on the end face of the worm, and have the characteristics of large transmission ratio, stable transmission, no noise and self-locking property.

The existing processing machinery for producing worm teeth can not be formed at one time, and the processing machinery is processed by a plurality of processing devices and N processing technological modes, so that the cost is high and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects of the prior art, the present invention provides a worm gear through injection molding die to solve the problems existing in the above-mentioned background art.

The utility model provides a following technical scheme: a worm tooth injection molding die comprises a front die core, wherein a molding groove is formed in one side of the front die core, a rear die core is arranged at the bottom end of the front die core, a connecting block is movably connected to the top end of the rear die core, a rear die insert is movably connected to the bottom end of the rear die core, a rear die fixing piece is movably connected to the bottom end of the rear die insert, and a bushing is fixedly connected to the bottom end of the rear die fixing piece;

furthermore, a groove is formed in the other side of the front mold core, and a positioning block is fixedly connected to one side of the top end of the rear mold core.

Furthermore, the connecting block is matched with the forming groove, and the material can be conveyed to the inner part of the forming groove by the connecting block.

Furthermore, the inner surface of the groove is attached to the surface of the positioning block, and the position between the groove and the positioning block is utilized to play a role in conveniently positioning the front mold core and the rear mold core.

Furthermore, the quantity of recess has a plurality of, a plurality of recess equivalent group distribution in one side of front mould benevolence utilizes a plurality of recesses, has played the effect that conveniently increases the laminating area between front mould benevolence and the back mould benevolence.

Furthermore, vertical lines are formed on the surface of the rear mold insert, and the vertical lines formed on the surface of the rear mold insert are utilized to achieve the effect of facilitating connection of the rear mold insert.

Furthermore, the section of the front mold core is rectangular, one side of the front mold core is attached to one side of the rear mold core, and the position between the front mold core and the rear mold core is utilized to achieve the effect of facilitating mold forming.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the traditional production mode of the worm teeth is broken through by the mutual matching of the front mold core, the rear mold insert, the rear mold fixing part and the ejector sleeve, and the processing timeliness of the worm teeth can be improved; shortening the processing period, improving the production efficiency and being beneficial to the working efficiency of the prior equipment.

2. The utility model discloses a be equipped with mutually supporting between recess and the locating piece, played the effect that convenient laminating between front mould benevolence and the back mould benevolence advances line location, increased the area of contact of laminating between front mould benevolence and the back mould benevolence simultaneously, improve the steadiness of laminating between front mould benevolence and the back mould benevolence, be favorable to the leakproofness of current equipment laminating.

Drawings

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

The reference signs are: 1. a front mold core; 2. a groove; 3. forming a groove; 4. a rear mold core; 5. positioning blocks; 6. Connecting blocks; 7. a rear mold insert; 8. a rear mold fixing member; 9. a ejector sleeve.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the drawings of the present invention, and the forms of the structures described in the following embodiments are merely examples, and the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope of the present invention.

Referring to fig. 1, the utility model provides a worm tooth injection molding die, which comprises a front die core 1, wherein one side of the front die core 1 is provided with a molding groove 3, the bottom end of the front die core 1 is provided with a rear die core 4, the top end of the rear die core 4 is movably connected with a connecting block 6, the bottom end of the rear die core 4 is movably connected with a rear die insert 7, the bottom end of the rear die insert 7 is movably connected with a rear die fixing member 8, and the bottom end of the rear die fixing member 8 is fixedly connected with a sleeve 9;

wherein, the other side of the front mould core 1 is provided with a groove 2, and one side of the top end of the rear mould core 4 is fixedly connected with a positioning block 5.

Wherein, the connecting block 6 is matched with the forming groove 3, and the mould can be injected and formed by the connecting block 6 and the forming groove 3.

The inner surface of the groove 2 is attached to the surface of the positioning block 5, and the groove 2 and the positioning block 5 are utilized to increase the contact area between the front mold core 1 and the rear mold core 4.

Wherein, the quantity of recess 2 has a plurality of, and a plurality of recess 2 equivalent mass group distributes in one side of front mould benevolence 1, utilizes recess 2, has played the effect that makes things convenient for back mould benevolence 4 to advance line location in one side of front mould benevolence 1.

Wherein, the surface of back mould mold insert 7 has seted up perpendicular line, utilizes the perpendicular line on back mould mold insert 7 surface, has played the effect of being convenient for install back mould mold insert 7.

The section shape of the front mold core 1 is rectangular, one side of the front mold core 1 is attached to one side of the rear mold core 4, and the front mold core 1 and the rear mold core 4 are utilized to play a role in conveniently attaching the connecting block 6 and the forming groove 3.

The utility model discloses a theory of operation: after a worker places equipment at a proper position, the front die core 1 and the rear die core 4 are attached, the groove 2 and the positioning block 5 are utilized to position the front die core 1 and the rear die core 4, materials are conveyed into the front die core 1 through the ejector sleeve 9, and a die is subjected to injection molding, the rear die insert 7 and the rear die fixing piece 8 can fix the bottom end of the rear die core 4, so that the problems that the original PM powder metallurgy dry pressing cannot mold worm teeth and the machining cost is high are solved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a worm tooth injection moulding mould, includes front mould benevolence (1), its characterized in that: one side of front mould benevolence (1) has been seted up into molding groove (3), the bottom of front mould benevolence (1) is equipped with back mould benevolence (4), the top swing joint of back mould benevolence (4) has connecting block (6), the bottom swing joint of back mould benevolence (4) has back mould mold insert (7), the bottom swing joint of back mould mold insert (7) has back mould mounting (8), the bottom fixed connection of back mould mounting (8) has a department section of thick bamboo (9).

2. The worm-tooth injection mold according to claim 1, characterized in that: the other side of the front mold core (1) is provided with a groove (2), and one side of the top end of the rear mold core (4) is fixedly connected with a positioning block (5).

3. The worm-tooth injection mold according to claim 1, characterized in that: the connecting block (6) is matched with the forming groove (3).

4. The worm-tooth injection mold according to claim 2, characterized in that: the inner surface of the groove (2) is attached to the surface of the positioning block (5).

5. The worm-tooth injection molding die according to claim 2, characterized in that: the number of the grooves (2) is a plurality, and the grooves (2) are distributed on one side of the front mold core (1) in an equal amount in groups.

6. The worm-tooth injection mold according to claim 1, characterized in that: vertical lines are arranged on the surface of the rear mold insert (7).

7. The worm-tooth injection molding die according to claim 1, wherein: the section of the front mold core (1) is rectangular, and one side of the front mold core (1) is attached to one side of the rear mold core (4).