CN111716640A

CN111716640A - Quick cover half device

Info

Publication number: CN111716640A
Application number: CN201910211856.6A
Authority: CN
Inventors: 李秀利
Original assignee: Tianjin Sanfeng Precision Machinery Co ltd
Current assignee: Tianjin Sanfeng Precision Machinery Co ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2020-09-29

Abstract

The invention relates to the field of dies, in particular to a quick die fixing device, which comprises: the fixed die plate, the movable mould board, the spacer pin installation piece, spacing pinhole, the spacer pin, die cavity and injection moulding equipment, the inboard edge of fixed die plate is provided with the die cavity groove, the die cavity both sides are provided with the side set screw and fix, there are a plurality of modeling pieces at the die cavity middle part through screw fixed mounting, the die cavity is provided with the mounting groove, there is the set screw through mounting groove fixed mounting, fixed screw top fixed mounting has the apron, the apron outer lane is provided with the sealing washer, both ends symmetry is provided with the locating piece about the fixed die plate. Through the design of side set screw and set screw, can carry out quick assembly disassembly with the die cavity, promote the compatible ability to different cast members, accord with the demand of modern mill's flexible production, have stronger market prospect, both ends symmetry is provided with the locating piece about the fixed die plate, and the locating piece adopts square structure, and the locating piece is used for carrying out accurate location, the precision of promotion installation to the installation of fixed die plate and movable mould board.

Description

Quick cover half device

Technical Field

The invention relates to the field of molds, in particular to a quick mold fixing device.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly by changing the physical state of a molding material. The element has the name of "industrial mother". The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The fixed die of the traditional die needs a lot of time for fixing, and the efficiency is low.

Chinese patent (publication No. CN 103878909 a, published as 2014.06.25) discloses a universal fast die fixing device, which is characterized in that the device comprises a left side plate, a right side plate used in match with the left side plate, an upper positioning plate and a lower positioning plate arranged between the left side plate and the right side plate and mounted at the upper and lower ends of the left side plate and the right side plate, an upper retaining plate and a lower retaining plate arranged between the upper positioning plate and the lower positioning plate, and a die fixing needle penetrating through the upper positioning plate, the upper retaining plate, the lower retaining plate and the lower positioning plate. Because the fixed mold needle falls on the surface of the mold under the assistance of gravity or external force, the fixed mold needle is fixed by the dislocation tensioning of the upper fixing plate and the lower fixing plate, the upper mold is simple to position and has good universality, and the condition that each new product needs to be remade with one mold is avoided, so that the cost is saved, the production efficiency is improved, and the fixed mold device has the problem of poor fixed mold precision.

Disclosure of Invention

The invention aims to provide a quick die fixing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a quick cover half device, comprising: the injection molding machine comprises a fixed template, a movable template, a limiting pin mounting block, limiting pin holes, limiting pins, a cavity and injection molding equipment, wherein the fixed template and the movable template are formed by injection molding of a mold steel material, the fixed template is fixedly mounted in an injection molding area, the movable template is moved and mounted through hoisting equipment, the limiting pin mounting blocks are arranged inside two sides of the fixed template, the limiting pins are fixedly mounted inside the limiting pin mounting blocks, the limiting pin holes are arranged at corresponding positions of the lower end of the movable template, the fixed template and the movable template are limited through the mounting of the limiting pin mounting blocks and the limiting pin holes, the injection molding equipment is arranged at the upper end of the movable template, the lower end of the injection molding equipment is communicated with the cavity and used for injection molding and feeding, the edge of the inner side of the fixed template is provided with a cavity groove, the cavity groove is of an elliptical structure and, there are a plurality of molding pieces at the die cavity middle part through screw fixed mounting, molding piece convenient to detach, the die cavity is provided with the mounting groove, there is the fixed screw through mounting groove fixed mounting, fixed screw top fixed mounting has the apron, design through side set screw and fixed screw, can carry out quick assembly disassembly with the die cavity, promote the compatibility to different cast members, accord with the demand of the flexible production of modern factory, stronger market prospect has, both ends symmetry is provided with the locating piece about the fixed die plate, the locating piece adopts square structure, the locating piece is used for carrying out accurate location to the installation of fixed die plate and movable mould board, promote the precision of installation.

As a further scheme of the invention: the spacer pin upper end is provided with circular cone structure, and the circular cone outside is provided with the chamfer, and installation that can be better promotes installation fault-tolerant rate and work efficiency.

As a still further scheme of the invention: the apron outer lane is provided with the sealing washer, and the sealing washer adopts high temperature resistant rubber material, guarantees the sealed in the mounting groove, avoids in cast liquid enters into the mounting groove, leads to the fixed screw to fix and leads to unable the dismantlement.

As a still further scheme of the invention: the upper end and the lower end of the fixed die plate are symmetrically provided with the positioning blocks, and the positioning blocks are of semicircular or square structures, so that the mounting precision can be improved.

Compared with the prior art, the invention has the beneficial effects that:

after a part to be cast is selected to be in a corresponding shape and is fixed through a side positioning screw and a fixing screw, a fixed template is fixed, a movable template is roughly hoisted above the fixed template through hoisting equipment and slowly descends, the fixed template and the position of the fixed template are positioned through a positioning block, the fixed template and the position of a limiting pin hole are limited through installation, the fixed template and the movable template are installed, the pressing device is used for fixing, and feeding is completed in a net cavity of injection molding equipment through feeding. Through the design of side set screw and set screw, can carry out quick assembly disassembly with the die cavity, promote the compatible ability to different cast members, accord with the demand of modern mill's flexible production, have stronger market prospect, both ends symmetry is provided with the locating piece about the fixed die plate, and the locating piece adopts square structure, and the locating piece is used for carrying out accurate location, the precision of promotion installation to the installation of fixed die plate and movable mould board.

Drawings

Fig. 1 is a schematic structural diagram of a rapid die fixing device.

Fig. 2 is a schematic top view of a stationary mold plate in a rapid mold fixing device.

Fig. 3 is a schematic sectional view of a cavity in a rapid die fixing device.

In the figure: 1-fixed mold plate, 2-movable mold plate, 3-limiting pin installation block, 4-limiting pin hole, 5-limiting pin, 6-cavity groove, 7-cavity, 8-fixing screw, 9-injection molding equipment, 10-side positioning screw, 11-molding block, 12-positioning block, 13-installation groove, 14-cover plate and 15-sealing ring.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1, a fast mold fixing device includes: the injection molding machine comprises a fixed template 1, a movable template 2, a limiting pin mounting block 3, a limiting pin hole 4, a limiting pin 5, a cavity 7 and injection molding equipment 9, wherein the fixed template 1 and the movable template 2 are made of mold steel materials through injection molding, the fixed template 1 is fixedly mounted in an injection molding area, the movable template 2 is moved and mounted through hoisting equipment, the limiting pin mounting blocks 3 are arranged inside two sides of the fixed template 1, the limiting pin 5 is fixedly mounted inside the limiting pin mounting blocks 3, the upper end of the limiting pin 5 is provided with a conical structure, chamfers are arranged outside the cone, the installation can be better carried out, the installation fault tolerance and the working efficiency are improved, the limiting pin holes 4 are arranged at corresponding positions at the lower end of the movable template 2, the fixed template 1 and the movable template 2 are limited through the installation of the limiting pin mounting blocks 3 and the limiting pin holes 4, the injection molding equipment 9 is arranged at the upper, used for injection molding and feeding, the edge of the inner side of the fixed die plate 1 is provided with a die cavity groove 6, the die cavity groove 6 is of an oval structure and is convenient for the flow of casting liquid, as shown in comprehensive figure 2, the middle part of the upper part of the fixed die plate 1 is provided with a die cavity 7, two sides of the die cavity 7 are provided with side positioning screws 10 for fixing, the middle part of the die cavity 7 is fixedly provided with a plurality of modeling blocks 11 through screws, the modeling blocks 11 are convenient to disassemble, as shown in figure 3, the die cavity 7 is provided with a mounting groove 13, the fixing screws 8 are fixedly arranged through the mounting groove 13, a cover plate 14 is fixedly arranged above the fixing screws 8, the outer ring of the cover plate 14 is provided with a sealing ring 15, the sealing ring 15 is made of high-temperature resistant rubber, the sealing in the mounting groove 13 is ensured, the situation that the casting liquid enters the, promote to the compatible ability of different casting parts, accord with the demand of the flexible production of modern mill, have stronger market prospect, the both ends symmetry is provided with locating piece 12 about the fixed die plate 1, and locating piece 12 adopts square structure, and locating piece 12 is used for carrying out accurate location to the installation of fixed die plate 1 and movable mould board 2, promotes the precision of installation.

Example 2

Compared with the embodiment 1, the difference of the embodiment 2 is only that the upper end and the lower end of the fixed die plate 1 are symmetrically provided with the positioning blocks 12, the positioning blocks 12 are of semicircular structures, and the chamfering belts are arranged on the outer sides of the positioning blocks 12, so that the installation efficiency and precision can be improved, and the installation efficiency can also be improved.

The technical principle is as follows: after a part to be cast is selected to be fixed through a side positioning screw 10 and a fixing screw 8, a fixed template 1 is fixed, a movable template 2 is roughly hoisted above the fixed template 1 through hoisting equipment and slowly descends, the positions of the

fixed templates

1 and 2 are positioned through a positioning block 12, the fixed template is limited through the installation of a limiting pin 5 and a limiting pin hole 4, the installation of the fixed template 1 and the movable template 2 is completed, the part is fixed through a pressing device, and the casting and feeding are completed through feeding in a net-shaped cavity 7 of injection molding equipment 9.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A quick cover half device, comprising: the injection molding machine is characterized in that a cavity groove (6) is arranged at the edge of the inner side of the fixed template (1), side positioning screws (10) are arranged at the two sides of the cavity (7) for fixing, a plurality of molding blocks (11) are fixedly arranged in the middle of the cavity (7), a mounting groove (13) is arranged in the cavity (7), the fixed screw (8) is fixedly installed through the installation groove (13), the cover plate (14) is fixedly installed above the fixed screw (8), the sealing ring (15) is arranged on the outer ring of the cover plate (14), and the positioning blocks (12) are symmetrically arranged at the upper end and the lower end of the fixed die plate (1).

2. A rapid die fixing device according to claim 1, characterized in that: the fixed die plate (1) and the movable die plate (2) are made of die steel materials through injection molding.

3. A rapid die fixing device according to claim 2, characterized in that: the upper end of the limiting pin (5) is provided with a conical structure, and the outer side of the conical structure is provided with a chamfer.

4. A rapid die fixing device according to claim 3, characterized in that: the cavity groove (6) is of an elliptical structure.

5. A rapid die fixing device according to claim 4, characterized in that: the sealing ring (15) is made of high-temperature-resistant rubber.

6. A rapid die fixing device according to claim 5, characterized in that: the upper end and the lower end of the fixed template (1) are symmetrically provided with positioning blocks (12).

7. A quick die fixing device according to any one of claims 1 to 6, characterized in that: the positioning block (12) is of a semicircular or square structure.