CN216506514U

CN216506514U - Track secondary slider mould structure

Info

Publication number: CN216506514U
Application number: CN202122746440.XU
Authority: CN
Inventors: 康建智
Original assignee: Jiexin Precision Technology Co ltd
Current assignee: Jiexin Precision Technology Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-05-13
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a track secondary slide block die structure, which comprises a movable die plate, an inclined guide pillar, a main slide block, a secondary slide block, a limiting block, a slide block spring and a guide pin, wherein the movable die plate is provided with a guide hole; the main sliding block is connected to the movable mould plate in a sliding mode, the lower end of the inclined guide column movably penetrates through an inclined guide column hole in the outer side of the main sliding block, the bottom of the secondary sliding block is connected to the inner side of the main sliding block in a sliding mode, a sliding block spring is arranged between the secondary sliding block and the main sliding block, guide pins are arranged on two sides of the top of the secondary sliding block respectively and are connected to sliding grooves of the limiting blocks in a sliding mode respectively, and the lower end of the limiting block is fixed to the movable mould plate respectively. The inclined guide post drives the main sliding block to perform core-pulling motion along the water direction, the secondary sliding block firstly performs longitudinal motion along the limiting block sliding groove under the action of the spring force of the sliding block, so that the inner end of the secondary sliding block is separated from the inner side reverse buckle of a product, the mold is further opened, and the guide pin on the secondary sliding block starts to move along the water direction after being separated from the limiting block sliding groove, so that the product is separated.

Description

Track secondary slider mould structure

Technical Field

The utility model relates to an injection mold, in particular to a track secondary sliding block mold structure.

Background

The plastic injection mold is a tool for producing plastic products and has wide application. In the injection molding of a plastic product (a rear cover of an automobile rearview mirror), the inner side of the product is complex in back-off, the product cannot be demoulded along the mould opening direction, and a special structure needs to be designed to enable the product to be separated from the back-off.

Disclosure of Invention

The utility model aims to provide a track secondary sliding block mold structure capable of disengaging from an inner side reverse buckle.

In order to achieve the purpose, the technical solution of the utility model is as follows:

the utility model relates to a track secondary slide block die structure which comprises a movable die plate, an inclined guide pillar, a main slide block, a secondary slide block, two limiting blocks, a slide block spring and two guide pins, wherein the movable die plate is provided with a guide hole; the outside of main slider is equipped with oblique guide pillar hole, and main slider sliding joint is on the movable mould board, and the lower extreme activity of oblique guide pillar is worn to put in the oblique guide pillar hole in the main slider outside, and drive main slider is along the direction round trip movement of loosing core, and the bottom sliding joint of secondary slider is on the inboard of main slider, is equipped with the slider spring between secondary slider and main slider, and the top both sides of secondary slider are equipped with the uide pin respectively, and these two uide pins sliding joint respectively is in the spout of two stoppers, and the lower extreme of two stoppers is fixed respectively and is located the both sides of secondary slider on the movable mould board respectively.

The limiting block is provided with a sliding groove, the sliding groove is composed of a longitudinal sliding groove in the vertical direction and a transverse sliding groove in the horizontal direction, the longitudinal sliding groove is communicated with the transverse sliding groove, and two ports of the sliding groove are opened.

The utility model also comprises a panel, a fixed template, square iron, a bottom plate, a top plate and a mandril; the top surface of panel and fixed die plate is fixed together, and the bottom surface of fixed die plate and the top surface of movable mould board are leaned on together, and the bottom surface of movable mould board passes through the square iron and is fixed together with the bottom plate, and the upper end of oblique guide pillar is fixed on the fixed die plate, and the roof activity sets up between movable mould board and bottom plate, and the lower extreme of ejector pin is fixed on the roof, and the upper end of ejector pin passes behind the movable mould board and stretches into the die cavity.

After the scheme is adopted, the mould opening device comprises the movable mould plate, the inclined guide post, the main sliding block, the secondary sliding block, the two limiting blocks, the sliding block spring and the two guide pins, the inclined guide post drives the main sliding block to perform core pulling motion along the water direction at the beginning of mould opening, the secondary sliding block does not move along the water direction with the main sliding block but moves longitudinally along the limiting block sliding groove under the action of the spring force of the sliding block spring, so that the inner end of the secondary sliding block is separated from the inner side reverse buckle of a product, the mould opening is further performed, and the guide pins on the secondary sliding block start to move along the water direction after being separated from the limiting block sliding groove, so that the product is separated.

The utility model is further described with reference to the following figures and specific embodiments.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a schematic view of the mating of the primary slide with the secondary slide of the present invention;

FIG. 3 is a transverse cross-sectional view of the present invention;

fig. 4 is a longitudinal sectional view of the present invention.

Detailed Description

As shown in fig. 1-4, the utility model relates to a track secondary slide block die structure, which comprises a panel 1, a fixed die plate 2, a movable die plate 3, square iron 4, a bottom plate 5, a top plate 6, a top rod 7, an inclined guide post 8, a main slide block 9, a secondary slide block 10, two limiting blocks 11, a slide block spring 12 and two guide pins 13.

The top surface of panel 1 and fixed die plate 2 is fixed together, and the bottom surface of fixed die plate 2 and the top surface of movable mould board 3 are leaned on together, and the bottom surface of movable mould board 3 passes through square iron 4 and is fixed together with bottom plate 5, and roof 6 activity sets up between movable mould board 3 and bottom plate 5, and the lower extreme of ejector pin 7 is fixed on roof 6, and the upper end of ejector pin 7 passes behind the movable mould board 3 and stretches into the die cavity.

The outer side of the main sliding block 9 is provided with an inclined guide post hole 91, the main sliding block 9 is connected to the movable die plate 3 in a sliding mode, the upper end of the inclined guide post 8 is fixed to the fixed die plate 2, the lower end of the inclined guide post 8 is movably arranged in the inclined guide post hole 91 in the outer side of the main sliding block 9 in a penetrating mode, the main sliding block 9 is driven to move back and forth along the core pulling direction, the bottom of the secondary sliding block 10 is connected to the inner side of the main sliding block 9 in a sliding mode, a sliding block spring 12 is arranged between the secondary sliding block 10 and the main sliding block 9, two sides of the top of the secondary sliding block 10 are respectively provided with guide pins 13, the two guide pins 13 are respectively connected to sliding grooves 111 of the two limiting blocks 11 in a sliding mode, and the lower ends of the two limiting blocks 11 are respectively fixed to the movable die plate 3 and are respectively located on two sides of the secondary sliding block 10.

The limiting block 11 is provided with a sliding groove 111, the sliding groove 111 is composed of a longitudinal sliding groove 112 along the vertical direction and a transverse sliding groove 113 along the horizontal direction, the longitudinal sliding groove 112 is communicated with the transverse sliding groove 113 and is in an L shape, and two ports of the sliding groove 11 are open.

The working principle of the utility model is as follows:

at the beginning of die opening, the inclined guide post 8 drives the main slide block 9 to perform core pulling motion along the water direction, and the secondary slide block 10 does not move along the water direction with the main slide block 9 under the action of the spring force of the slide block spring 12 but moves longitudinally along the sliding groove 111 of the limiting block 11, so that the inner end of the secondary slide block 10 is separated from the inner side back-off of the product 100; and (5) further opening the die, and after the guide pin 13 on the secondary slide block 10 is separated from the slide groove 11 of the limiting block 11, starting to move along the water direction to separate from the product 100.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents and modifications within the scope of the description.

Claims

1. The utility model provides a track secondary slider mould structure which characterized in that: the device comprises a movable template, an inclined guide post, a main sliding block, a secondary sliding block, two limiting blocks, a sliding block spring and two guide pins; the outside of main slider is equipped with oblique guide pillar hole, and main slider sliding joint is on the movable mould board, and the lower extreme activity of oblique guide pillar is worn to put in the oblique guide pillar hole in the main slider outside, and drive main slider is along the direction round trip movement of loosing core, and the bottom sliding joint of secondary slider is on the inboard of main slider, is equipped with the slider spring between secondary slider and main slider, and the top both sides of secondary slider are equipped with the uide pin respectively, and these two uide pins sliding joint respectively is in the spout of two stoppers, and the lower extreme of two stoppers is fixed respectively and is located the both sides of secondary slider on the movable mould board respectively.

2. The track secondary slide mold structure of claim 1, wherein: the limiting block is provided with a sliding groove, the sliding groove is composed of a longitudinal sliding groove in the vertical direction and a transverse sliding groove in the horizontal direction, the longitudinal sliding groove is communicated with the transverse sliding groove, and two ports of the sliding groove are opened.

3. The track secondary slide mold structure of claim 1, wherein: the device also comprises a panel, a fixed template, square iron, a bottom plate, a top plate and an ejector rod; the top surface of panel and fixed die plate is fixed together, and the bottom surface of fixed die plate and the top surface of movable mould board are leaned on together, and the bottom surface of movable mould board passes through the square iron and is fixed together with the bottom plate, and the upper end of oblique guide pillar is fixed on the fixed die plate, and the roof activity sets up between movable mould board and bottom plate, and the lower extreme of ejector pin is fixed on the roof, and the upper end of ejector pin passes behind the movable mould board and stretches into the die cavity.