CN215661503U

CN215661503U - Accurate positioning structure of injection mold slant slider

Info

Publication number: CN215661503U
Application number: CN202120144955.XU
Authority: CN
Inventors: 谢欢
Original assignee: Suzhou Dingqiao Mould Co ltd
Current assignee: Suzhou Dingqiao Mould Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2022-01-28
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses an injection mold slant slide block accurate positioning structure which comprises an upper mold base, a lower mold base and a positioning rod, wherein the upper mold base is arranged on the upper surface of the lower mold base, a pouring opening is formed in the middle of the top end of the upper mold base, a mold cavity is formed in the upper mold base, the positioning rod is fixedly installed on the lower surface of the upper mold base, an injection molding plate is arranged at the upper end of the lower mold base, a limiting block is fixedly installed in the middle of the upper surface of the injection molding plate, and a positioning groove is formed in the upper surface of the lower mold base. The injection molding device is provided with the positioning rod and the positioning groove, so that the upper die base and the lower die base can be effectively prevented from deviating when being connected, the corresponding phenomenon that products are unqualified can be reduced, the rejection rate of the products can be effectively reduced, the requirements of production work of enterprises can be better met, the time required for positioning and installing the upper die base and the lower die base is short, the installing precision is high, the injection molding effect after installation is good, and the problem of deformation of an injection mold can be effectively reduced.

Description

Accurate positioning structure of injection mold slant slider

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to an accurate positioning structure for an oblique sliding block of an injection mold.

Background

The mould, the industrial production uses injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting, various moulds and tools of the punching press to get the required products, in short, the mould is the tool used for making the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the article appearance through the change of the physical state of the shaping material, the name of the "industrial mother" is plain, make the blank become the tool of the finished piece with specific shape and size under the external force, it is used in blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and the shaping processing of compression moulding or injection moulding of the products such as engineering plastics, rubber, ceramic, etc., the mould has specific outline or cavity shape, use the outline shape with cutting edge to make the blank separate (blank) according to the outline shape, the blank can obtain a corresponding three-dimensional shape by applying the shape of the inner cavity, the die generally comprises a movable die and a fixed die (or a male die and a female die), the movable die and the fixed die can be separated and combined, a workpiece is taken out when the movable die and the fixed die are separated, the blank is injected into a die cavity for forming when the fixed die and the fixed die are combined, the die is a precise tool, the shape is complex, the expansion force of the blank is borne, the requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision are high, and the development level of die production is one of important marks of the mechanical manufacturing level.

The existing injection mold technology has the following problems: the skew takes place easily when injection mold's last mould benevolence is connected with the lower mould benevolence, it is lower to cause corresponding product yields, the moulding of product is accomplished to the in-process that produces the product at the mould generally all to adopt upper die base and die holder, current injection mold is in the use, upper die base and die holder produce the displacement deviation easily at the compound die in-process, lead to the product to warp damage even, can not reach operation requirement, the product disability rate is high, can not satisfy the production demand of enterprise, the time of location installation is long, the installation accuracy is low, the installation effect of moulding plastics is poor, and the problem that injection mold warp can also take place when producing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an accurate positioning structure for an inclined sliding block of an injection mold, which aims to solve the problems that an upper mold core and a lower mold core of the injection mold are easy to deviate when connected, so that the corresponding product yield is low, an upper mold base and a lower mold base are generally adopted to finish the product shaping in the process of producing products by the mold, and the existing injection mold is easy to generate displacement deviation in the process of closing the mold, so that the product is deformed or even damaged, the use requirement cannot be met, the product rejection rate is high, the production requirements of enterprises cannot be met, the positioning and installation time is long, the installation precision is low, the installation injection molding effect is poor, and the injection mold is deformed in the production process.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an accurate location structure of injection mold slant slider, includes upper die base, die holder and locating lever, the upper die base sets up the upper surface at the die holder, the middle part on the top of upper die base has been seted up and has been pour the mouth, the inside of upper die base is provided with the mould chamber, the lower fixed surface of upper die base installs the locating lever, the upper end of die holder is provided with the board of moulding plastics, the upper surface middle part fixed mounting who moulds plastics the board has the limiting block, the constant head tank has been seted up to the upper surface of die holder, the lower extreme of die holder is provided with supporting lug, supporting lug's upper surface is provided with the backup pad, the upper surface fixed mounting of backup pad has the pneumatic cylinder, the inside of pneumatic cylinder is provided with the telescopic link, the top butt injection molding body of telescopic link, the upper surface of backup pad is provided with the fixed plate.

Preferably, the lower end of the pouring opening is communicated with the die cavity, and the pouring opening and the die cavity penetrate through the upper die base.

Preferably, the number of the positioning rods is two, the two positioning rods are arranged on two sides of the lower surface of the upper die base, and the two positioning rods are symmetrically arranged.

Preferably, the number of the positioning grooves is two, the two positioning grooves are arranged on two sides of the lower template, and the two positioning grooves and the two positioning rods are correspondingly arranged.

Preferably, the number of the telescopic rods is two, the two telescopic rods penetrate through the lower die holder, and the two telescopic rods are symmetrically arranged relative to the limiting block.

Preferably, the surface of the telescopic rod is connected with a hydraulic cylinder in a sliding mode, and the hydraulic cylinder penetrates through the middle of the fixing plate.

Compared with the prior art, the utility model provides an accurate positioning structure for an oblique sliding block of an injection mold, which has the following beneficial effects: the utility model is provided with the positioning rod and the positioning groove, which can effectively prevent the upper die base from deviating when being connected with the lower die base, and can reduce the corresponding unqualified product, in the process of producing the product by the die, the positioning of the die plastic cavity of the die is completed by the upper die through the positioning rod and the positioning groove arranged on the surface of the lower die, so that the upper die base and the lower die base are not easy to deviate in the process of die assembly in the using process of the injection die, the produced product can not deform or damage due to deviation, the processed product meets the use requirement, the product rejection rate is effectively reduced, the requirement of production work of enterprises can be better met, the required time for positioning and mounting the upper die base and the lower die base is short, the mounting precision is high, the injection molding effect is good after mounting, the problem of deformation of the injection die can be effectively reduced, after the injection product is cooled and solidified, can promote the telescopic link through the pneumatic cylinder with the injection molding ejecting, the taking off of injection molding body convenient and fast more can effectual improvement work efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic structural view of an accurate positioning structure of an oblique sliding block of an injection mold according to the present invention;

FIG. 2 is a schematic structural view of an injection mold according to the present invention;

in the figure: 1. an upper die holder; 2. positioning a rod; 3. a support plate; 4. a lower die holder; 5. supporting the projection; 6. a hydraulic cylinder; 7. a telescopic rod; 8. a fixing plate; 9. injection molding a plate; 10. a mold cavity; 11. a limiting block; 12. pouring a mouth; 13. an injection molded body; 14. and (6) positioning a groove.

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.

Referring to fig. 1-2, the present invention provides a technical solution for an injection mold slant slide block accurate positioning structure: an injection mold slant slide block accurate positioning structure comprises an upper mold base 1, a lower mold base 4 and a positioning rod 2, wherein the upper mold base 1 is arranged on the upper surface of the lower mold base 4, a pouring port 12 is formed in the middle of the top end of the upper mold base 1, the pouring port 12 is used for pouring injection solution, a mold cavity 10 is arranged inside the upper mold base 1 and is used for molding an injection molding body 13, and the required shape can be adjusted according to requirements, the positioning rod 2 is fixedly arranged on the lower surface of the upper mold base 1, the positioning rod 2 and the positioning groove 14 can effectively prevent the upper mold base 1 and the lower mold base 4 from deviating when being connected, the phenomenon that corresponding products are unqualified can be reduced, an injection molding plate 9 is arranged at the upper end of the lower mold base 4, a limiting block 11 is fixedly arranged in the middle of the upper surface of the injection molding plate 9, the positioning groove 14 is formed in the upper surface of the lower mold base 4, and a supporting lug 5 is arranged at the lower end of the lower mold base 4, the upper surface of the supporting bump 5 is provided with a supporting plate 3, the upper surface of the supporting plate 3 is fixedly provided with a hydraulic cylinder 6, the inside of the hydraulic cylinder 6 is provided with an expansion link 7, the top end of the expansion link 7 is abutted against an injection molding body 13, the upper surface of the supporting plate 3 is provided with a fixed plate 8, in the process of producing a product by a mold, the upper mold base 1 completes the positioning of a mold molding cavity through a positioning rod 2 and a positioning groove 14 arranged on the surface of a lower mold base 4, so that the upper mold base 1 and the lower mold base 4 are not easy to deviate in the process of closing the mold in the using process of the injection mold, the produced product is not deformed or damaged due to the deviation, the processed product meets the using requirement, the product rejection rate is effectively reduced, the requirement of production work of an enterprise can be better met, the required time for positioning and installation of the upper mold base 1 and the lower mold base 4 is short, the installation precision is high, the injection molding effect is good after installation, can effectual reduction injection mold take place the problem of deformation, injection product cooling solidification back can promote telescopic link 7 through pneumatic cylinder 6 ejecting with injection molding 13, and the taking off of injection molding 13 is convenient and fast more, can effectual improvement work efficiency.

Pour lower extreme intercommunication die cavity 10 of mouth 12, pour mouth 12 and die cavity 10 and run through the inside that sets up at upper die base 1, locating lever 2 quantity is two, two locating levers 2 set up in 1 lower surface both sides of upper die base, and 2 symmetries of two locating levers set up, the quantity of constant head tank 14 is two, two constant head tanks 14 set up the both sides at lower die base 4, two constant head tanks 14 correspond the setting with two locating levers 2, can be better accurate location, the quantity of telescopic link 7 is two, two telescopic links 7 run through the inside that all run through lower die base 4, and two telescopic links 7 set up about 11 symmetries of restriction piece, the surface and the 6 sliding connection of pneumatic cylinder of telescopic link 7, pneumatic cylinder 6 runs through the middle part that sets up at fixed plate 8.

The working principle and the using process of the utility model are as follows: the upper die base 1 and the lower die base 4 are matched together through the positioning rod 2 and the positioning groove 14, pouring is carried out through the pouring port 12, after pouring is finished, standing, cooling and solidifying are carried out, the positioning rod 2 and the positioning groove 14 are ejected and taken down through the telescopic rod 7, the upper die base 1 can be effectively prevented from deviating when being connected with the lower die base 4, the corresponding product unqualified phenomenon can be reduced, in the process of producing products by the die, the upper die base 1 finishes positioning of a die plastic cavity through the positioning groove 14 formed in the surfaces of the positioning rod 2 and the lower die base 4, so that in the using process of the injection die, the upper die base 1 and the lower die base 4 are not easy to deviate in the die matching process, the produced products cannot be deformed or damaged due to deviation, the processed products meet the using requirements, the product rejection rate is effectively reduced, and the requirements of production work of enterprises can be better met, the time required for positioning and installing the upper die holder 1 and the lower die holder 4 is short, the installation precision is high, the injection molding effect is good after installation, the problem of deformation of the injection mold can be effectively solved, after an injection molding product is cooled and solidified, the telescopic rod 7 can be pushed by the hydraulic cylinder 6 to eject the injection molding body 13, the injection molding body 13 can be taken down more conveniently and quickly, and the working efficiency can be effectively improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an accurate location structure of injection mold slant slider, includes upper die base (1), die holder (4) and locating lever (2), its characterized in that: the upper die base (1) is arranged on the upper surface of the lower die base (4), a pouring opening (12) is formed in the middle of the top end of the upper die base (1), a die cavity (10) is formed in the upper die base (1), a positioning rod (2) is fixedly mounted on the lower surface of the upper die base (1), an injection molding plate (9) is arranged at the upper end of the lower die base (4), a limiting block (11) is fixedly mounted in the middle of the upper surface of the injection molding plate (9), a positioning groove (14) is formed in the upper surface of the lower die base (4), a supporting lug (5) is arranged at the lower end of the lower die base (4), a supporting plate (3) is arranged on the upper surface of the supporting lug (5), a hydraulic cylinder (6) is fixedly mounted on the upper surface of the supporting plate (3), a telescopic rod (7) is arranged in the hydraulic cylinder (6), and the top end of the telescopic rod (7) is abutted to the injection molding body (13), the upper surface of the supporting plate (3) is provided with a fixing plate (8).

2. The injection mold slant slide block accurate positioning structure according to claim 1, characterized in that: the lower end of the pouring opening (12) is communicated with the die cavity (10), and the pouring opening (12) and the die cavity (10) penetrate through the upper die base (1).

3. The injection mold slant slide block accurate positioning structure according to claim 1, characterized in that: the number of the positioning rods (2) is two, the two positioning rods (2) are arranged on two sides of the lower surface of the upper die base (1), and the two positioning rods (2) are symmetrically arranged.

4. The injection mold slant slide block accurate positioning structure according to claim 1, characterized in that: the number of the positioning grooves (14) is two, the positioning grooves (14) are arranged on two sides of the lower die base (4), and the positioning grooves (14) and the positioning rods (2) are correspondingly arranged.

5. The injection mold slant slide block accurate positioning structure according to claim 1, characterized in that: the number of the telescopic rods (7) is two, the two telescopic rods (7) penetrate through the inner part of the lower die holder (4), and the two telescopic rods (7) are symmetrically arranged relative to the limiting block (11).

6. The injection mold slant slide block accurate positioning structure according to claim 1, characterized in that: the surface of the telescopic rod (7) is in sliding connection with the hydraulic cylinder (6), and the hydraulic cylinder (6) penetrates through the middle of the fixing plate (8).