CN210552841U

CN210552841U - Locking mechanism of injection mold

Info

Publication number: CN210552841U
Application number: CN201921595908.6U
Authority: CN
Inventors: 邹鹏
Original assignee: Suzhou Yizhite Mould Technology Co ltd
Current assignee: Suzhou Yizhite Mould Technology Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-05-19
Anticipated expiration: 2029-09-24

Abstract

The utility model provides a locking mechanism of an injection mold, which comprises a plurality of positioning components arranged at two sides of an upper mold and a lower mold, wherein the positioning components comprise an upper positioning block fixed on the upper mold, a lower positioning block fixed on the lower mold, a horizontal plate fixed on the lower positioning block, a limiting block fixed on the horizontal plate and an inserting block connected on the limiting block; the bottom of going up the locating piece is equipped with protruding piece, the top of lower locating piece is equipped with and inserts with protruding piece and establish the complex recess, be equipped with a motor chamber in the stopper, the motor intracavity is fixed with a micro motor, micro motor's motor shaft is connected with a lead screw, the motor chamber is worn out to one side that the lead screw orientation deviates from down the locating piece, and the inserted block includes a threaded connection flat board on the lead screw and fixes last reference column and the reference column down on the flat board, be equipped with the first slot that supplies the reference column to peg graft down on the stopper, and be equipped with the second slot on the protruding piece, it pegs graft in the second slot to go up the reference column, the utility model discloses simple structure, it is comparatively.

Description

Locking mechanism of injection mold

Technical Field

The utility model relates to a locking mechanical system, especially an injection mold's locking mechanical system.

Background

Injection molding is a production technology for manufacturing plastic parts by utilizing thermoplastic and thermosetting plastic materials, plastic melted at high temperature is injected into a cavity of a mold under the action of high pressure, and an injection molding blank part is formed after cooling.

The existing injection mold needs to be fixed to an upper mold and a lower mold of the injection mold in order to avoid damage to the mold caused by dislocation in the transportation process, but the existing common fixing method is to connect a positioning rod through a row of screws in a threaded manner, so that the upper mold and the lower mold are fixed through the positioning rod, the method is troublesome in installation, and the injection mold is used after being detached, and wastes time and labor.

Therefore, a locking mechanism of an injection mold, which has a simple structure and is convenient to position during use, is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an injection mold's locking mechanical system, simple structure, it is comparatively convenient to fix a position during the use.

The utility model provides a following technical scheme:

a locking mechanism of an injection mold comprises a plurality of positioning assemblies arranged on two sides of an upper mold and a lower mold, wherein each positioning assembly comprises an upper positioning block fixed on the upper mold, a lower positioning block fixed on the lower mold, a horizontal plate fixed on the lower positioning block, a limiting block fixed on the horizontal plate and an inserting block inserted and connected on the limiting block; the bottom of going up the locating piece is equipped with protruding piece, the top of lower locating piece be equipped with protruding piece is inserted and is established the complex recess, be equipped with a motor chamber in the stopper, the motor intracavity is fixed with a micro motor, micro motor's motor shaft is connected with a lead screw, the lead screw orientation deviates from one side of lower locating piece is worn out the motor chamber, just the inserted block includes a threaded connection flat on the lead screw and fixes last reference column and the lower reference column on the flat, be equipped with on the stopper and supply the first slot that the reference column pegged graft down, just be equipped with the second slot on the protruding piece, go up the reference column and pass the stopper is pegged graft in the second slot.

Preferably, the number of the positioning assemblies is two, and the two positioning assemblies are symmetrically distributed on two sides of the upper die and the lower die.

Preferably, the protruding block is an isosceles trapezoid block, and the side length of the bottom end of the isosceles trapezoid block is smaller than that of the top end.

Preferably, the horizontal plate is vertically connected to the lower positioning block.

Preferably, still be equipped with a spring chamber in the stopper, go up the reference column and pass the spring chamber, just it cup joints fixedly still to be equipped with one in the spring chamber go up the limiting plate on the reference column, the limiting plate orientation dull and stereotyped one side still is equipped with a spring, the spring housing is established go up on the reference column, and one end butt is in on the inner wall in spring chamber.

The utility model has the advantages that: when needs transportation location, all can be through starting micro motor, rotatory lead screw, the drive inserted block inserts in the second slot, through the fixed of last locating piece and lower locating piece, realize injection mold's fixed, when the installation of moulding plastics needs, locating piece and lower locating piece need not be dismantled, only need start micro motor, break away from in going up the reference column from the second slot, the installation of mould and lower mould is gone up in the completion, and then when moulding plastics the use, still can realize the in-process of moulding plastics through inserting the reference column in the second slot, prevent to mould plastics liquid and make and go up the mould and take place the dislocation between the lower mould, moreover, the steam generator is simple in structure, it is comparatively convenient to fix a position during the use, and operate more labour saving.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a structural sectional view of a lower die;

fig. 3 is a partially enlarged view taken along a portion a in fig. 1;

FIG. 4 is a schematic structural view of several positioning assemblies;

FIG. 5 is a schematic structural view of the positioning assembly with the insert removed;

FIG. 6 is a schematic structural view of the positioning assembly with the stop block removed;

notation in the figure: the structure comprises an upper die, a lower die, an upper positioning block, a lower positioning block, a horizontal plate, a limiting block, a plug block, a protruding block, a groove, a motor cavity, a micro motor, a lead screw, a flat plate, a positioning column, an upper positioning column, a lower positioning column, a first slot, a second slot, a spring cavity, a limiting plate and a spring, wherein the upper positioning block is 1, the lower positioning block is 2, the upper positioning block is 3, the lower positioning block is 4, the horizontal plate is 5, the limiting block is 6, the plug block is 7, the protruding block is 8, the groove is 9.

Detailed Description

Referring to fig. 1 to 6, in this embodiment, the locking mechanism of an injection mold includes a plurality of positioning assemblies installed on two sides of an upper mold 1 and a lower mold 2, where the positioning assemblies include an upper positioning block 3 fixed on the upper mold 1, a lower positioning block 4 fixed on the lower mold 2, a horizontal plate 5 fixed on the lower positioning block 4, a limiting block 6 fixed on the horizontal plate 5, and an insertion block 7 inserted and connected to the limiting block 6; go up the bottom of locating piece 3 and be equipped with protruding piece 8, the top of lower locating piece 4 is equipped with and inserts with protruding piece 8 and establish complex recess 9, be equipped with a motor chamber 10 in the stopper 6, motor chamber 10 internal fixation has a micro motor 11, micro motor 11's motor shaft is connected with a lead screw 12, motor chamber 10 is worn out to lead screw 12 one side of deviating from down locating piece 4 towards, and the inserted block includes a threaded connection flat plate 13 on lead screw 12 and fixes last reference column 14 and the lower reference column 15 on flat plate 13, be equipped with the first slot 16 that supplies down reference column 15 to peg graft on the stopper 6, and be equipped with second slot 17 on the protruding piece 8, it can pass stopper 6 and peg graft in second slot 17 to go up the reference column 14.

The number of the positioning assemblies is two, and the two positioning assemblies are symmetrically distributed on two sides of the upper die 1 and the lower die 2.

The convex block 8 is an isosceles trapezoid block, and the side length of the bottom end of the isosceles trapezoid block is smaller than that of the top end.

The horizontal plate 5 is vertically connected to the lower positioning block 4.

A spring cavity 18 is further arranged in the limiting block 6, the upper positioning column 14 penetrates through the spring cavity 18, a limiting plate 19 which is fixedly connected to the upper positioning column 14 in a sleeved mode is further arranged in the spring cavity 18, a spring 20 is further arranged on one side, facing the flat plate 13, of the limiting plate 19, the spring 20 is arranged on the upper positioning column 14 in a sleeved mode, and one end of the spring 20 abuts against the inner wall of the spring cavity 18.

The utility model discloses a theory of operation is: when needs transportation location, all can be through starting micro motor 11, rotatory lead screw 12, drive plug 7 inserts in the second slot 17, through the fixed of last locating piece and lower locating piece, realize injection mold's fixed, when the installation of moulding plastics needs, locating piece and lower locating piece need not be dismantled, only need start micro motor, break away from last reference column 14 in the second slot 17, the installation of mould and lower mould is gone up in the completion, and then when moulding plastics the use, still can realize the in-process of moulding plastics through inserting last reference column 14 in the second slot 17, prevent that the liquid of moulding plastics makes and goes up and take place the dislocation between mould and the lower mould, moreover, the steam generator is simple in structure, it is comparatively convenient to fix a position during the use, and operate more labour saving and time saving.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The locking mechanism of the injection mold is characterized by comprising a plurality of positioning components arranged on two sides of an upper mold and a lower mold, wherein each positioning component comprises an upper positioning block fixed on the upper mold, a lower positioning block fixed on the lower mold, a horizontal plate fixed on the lower positioning block, a limiting block fixed on the horizontal plate and an inserting block inserted and connected on the limiting block;

the bottom of going up the locating piece is equipped with protruding piece, the top of lower locating piece be equipped with protruding piece is inserted and is established the complex recess, be equipped with a motor chamber in the stopper, the motor intracavity is fixed with a micro motor, micro motor's motor shaft is connected with a lead screw, the lead screw orientation deviates from one side of lower locating piece is worn out the motor chamber, just the inserted block includes a threaded connection flat on the lead screw and fixes last reference column and the lower reference column on the flat, be equipped with on the stopper and supply the first slot that the reference column pegged graft down, just be equipped with the second slot on the protruding piece, go up the reference column and pass the stopper is pegged graft in the second slot.

2. An injection mold locking mechanism as claimed in claim 1, wherein there are two positioning assemblies, and the two positioning assemblies are symmetrically distributed on both sides of the upper mold and the lower mold.

3. The locking mechanism of an injection mold according to claim 1, wherein the protrusion block is an isosceles trapezoid block, and a length of a bottom side of the isosceles trapezoid block is smaller than a length of a top side of the isosceles trapezoid block.

4. The injection mold locking mechanism of claim 1, wherein the horizontal plate is vertically connected to the lower positioning block.

5. The locking mechanism of an injection mold according to claim 1, wherein a spring cavity is further provided in the limiting block, the upper positioning column passes through the spring cavity, a limiting plate is further provided in the spring cavity and sleeved and fixed on the upper positioning column, a spring is further provided on one side of the limiting plate facing the flat plate, the spring is sleeved on the upper positioning column, and one end of the spring abuts against the inner wall of the spring cavity.