CN210257127U

CN210257127U - Injection mold slider structure

Info

Publication number: CN210257127U
Application number: CN201921043108.3U
Authority: CN
Inventors: 陈小辉
Original assignee: Suzhou Lrong Precision Machinery Co Ltd
Current assignee: Suzhou Lrong Precision Machinery Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-04-07
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses an injection mold slider structure, including the lower mould, two fixed plates of the equal symmetrical fixedly connected with of base face of lower mould, the lower mould is located four L type guide rails of the equal symmetrical fixedly connected with of base face between two fixed plates, the equal sliding connection of outer wall of four L type guide rails has two sliders, all be equipped with two mold cores between two fixed plates and two sliders, the lateral wall of two sliders is equipped with two die cavities, the equal symmetrical rotation of lateral wall of four L type guide rails is connected with two pivots, two gears have all been cup jointed to the outer wall of two pivots, the base face of two fixed plates covers there is the cope match-plate pattern, the equal symmetry of base face of cope match-plate pattern is seted up two oblique heavy grooves and with the oblique through-hole of two oblique heavy groove intercommunications, the guide bar is established to the inner wall. The utility model discloses, it is very inconvenient to the inside drawing of patterns that possess complicated structure simultaneously with the outside to have solved current injection mold, is difficult to the problem of drawing of patterns.

Description

Injection mold slider structure

Technical Field

The utility model relates to an injection mold technical field especially relates to an injection mold slider structure.

Background

In the prior art, the injection mold is very inconvenient for demolding a molded plastic part with a complicated structure inside and outside, and is difficult to demold, so that a slider structure is improved, a female mold cavity and a male mold core can be moved in the direction far away from the molded plastic part, and the purpose of smooth demolding is achieved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the demoulding of the molding plastic part of the prior injection mold which has a complex structure inside and outside is very inconvenient and difficult to demould, the utility model aims to provide an injection mold sliding block structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an injection mold slider structure, includes the lower mould, two fixed plates of the equal symmetrical fixedly connected with of base face of lower mould, the lower mould is located four L type guide rails of the equal symmetrical fixedly connected with of base face between two fixed plates, four the equal sliding connection of outer wall of L type guide rail has two sliders, two all be equipped with two mold cores between fixed plate and two sliders, two the lateral wall of slider is equipped with two die cavities, four the equal symmetrical rotation of lateral wall of L type guide rail is connected with two pivots, two the outer wall of pivot has all cup jointed two gears, two the base face of fixed plate covers there is the cope match-plate pattern, the base face fixedly connected with movable mould seat of cope match-plate pattern, two heavy grooves and with two are seted up to the base face of cope match-plate pattern slant through-hole that the heavy groove communicates to one side, the guide bar is.

Preferably, the lower mould is located four two bar grooves, two have all been seted up to the base face between the L type guide rail the inner wall in bar groove all activity is provided with two bar boards, two the bar board all with two the mold core is fixed connection, two first gear tooth has all been seted up to the base face of bar board, and with two gear intermeshing.

Preferably, the bottom of the sliding block is provided with a sliding groove, and the top of the sliding groove is provided with a second gear tooth which is meshed with the gear.

Preferably, the base surface of the sliding block is provided with an inclined guide hole, and the inner wall of the inclined guide hole is movably connected with the guide rod.

Preferably, the side walls of the two mold cores are provided with bulges matched with the cavity of the female mold.

Preferably, a molding plastic part is arranged between the mold core and the cavity of the female mold.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: in the demolding process, the movable die holder and the upper die plate move upwards, the guide rod is pulled to move upwards, the guide rod pulls the two sliding blocks to move towards two sides, the second gear tooth drives the gear to rotate, so that the two strip-shaped plates move towards the inner side on the L-shaped guide rail, the two die cores move towards the inner side, the sliding block structure of the injection molding die can simultaneously drive the sliding blocks and move towards the direction away from the molding plastic part, the molding plastic part with the bulge and the groove in the outer part is met, and the injection molding die is simple in structure, wide in applicability and suitable for dies of other complex molding plastic parts.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention viewed from above.

In the figure: 1-lower die, 2-fixed plate, 3-L type guide rail, 4-slide block, 5-die core, 6-female die cavity, 7-rotating shaft, 8-gear, 9-strip plate, 10-strip groove, 11-sliding groove, 12-first gear tooth, 13-second gear tooth, 14-upper die plate, 15-movable die holder, 16-inclined sinking groove, 17-inclined through hole, 18-guide rod and 19-inclined guide hole.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The utility model provides a technical scheme: a sliding block structure of an injection mould comprises a lower mould 1, wherein the base surface of the lower mould 1 is symmetrically and fixedly connected with two fixed plates 2, the base surface of the lower mould 1, which is positioned between the two fixed plates 2, is symmetrically and fixedly connected with four L-shaped guide rails 3, the outer walls of the four L-shaped guide rails 3 are respectively and slidably connected with two sliding blocks 4, two mould cores 5 are respectively arranged between the two fixed plates 2 and the two sliding blocks 4, the side walls of the two sliding blocks 4 are provided with two female mould cavities 6, the side walls of the four L-shaped guide rails 3 are respectively and symmetrically and rotatably connected with two rotating shafts 7, the outer walls of the two rotating shafts 7 are respectively sleeved with two gears 8, the base surfaces of the two fixed plates 2 are covered with an upper mould plate 14, the base surface of the upper mould plate 14 is fixedly connected with a movable mould base 15, the base surface of the upper mould plate 14 is respectively and symmetrically, the inner wall of the inclined through hole 17 is provided with a guide rod 18.

Lower mould 1 is located four two bar grooves 10, two have all been seted up to the base face between L type guide rail 3 the inner wall in bar groove 10 all activity is provided with two bar boards 9, two bar board 9 all with two mold core 5 is fixed connection, two first gear tooth 12 has all been seted up to the base face of bar board 9, and with two gear 8 intermeshing.

The bottom of the sliding block 4 is provided with a sliding groove 11, and the top of the sliding groove 11 is provided with a second gear tooth 13 which is meshed with the gear 8.

An inclined guide hole 19 is formed in the base surface of the sliding block 4, and the inner wall of the inclined guide hole 19 is movably connected with the guide rod 18.

The side walls of the two mold cores 5 are provided with bulges matched with the concave mold cavities 6.

And a molding plastic part is arranged between the mold core 5 and the female mold cavity 6.

During the use, in the drawing of patterns in-process, movable mould seat 15, cope match-plate pattern 14 go upward, pulling guide bar 18 goes upward, guide bar 18 stirs two sliders 4 and moves to both sides, then second gear tooth 13 drive gear 8 rotates, thereby make two bar plates 9 move to the inboard on-L type guide rail 3, then two mold cores 5 move to the inboard, this injection mould slider structure can drive slider 4 simultaneously and move to the direction of keeping away from the shaping and moulding, satisfy the outside and have protruding and inside notched shaping to mould the piece, and this structure extensive applicability, be fit for the mould of other complicated shaping plastic parts.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an injection mold slider structure, includes lower mould (1), its characterized in that: the base surface of the lower die (1) is symmetrically and fixedly connected with two fixed plates (2), the base surface of the lower die (1) between the two fixed plates (2) is symmetrically and fixedly connected with four L-shaped guide rails (3), four outer walls of the L-shaped guide rails (3) are slidably connected with two sliding blocks (4), two die cores (5) are arranged between the fixed plates (2) and the two sliding blocks (4), two die cavities (6) are arranged on the side walls of the sliding blocks (4), four rotating shafts (7) are symmetrically and rotatably connected with the side walls of the L-shaped guide rails (3), two gears (8) are sleeved on the outer walls of the rotating shafts (7) and are covered with an upper die plate (14), the base surface of the upper die plate (14) is fixedly connected with a movable die holder (15), two inclined sunken grooves (16) are symmetrically arranged on the base surface of the upper die plate (14), and the inclined sunken grooves (16) are communicated with the two inclined sunken grooves (16) The inner wall of the inclined through hole (17) is provided with a guide rod (18).

2. The injection mold slide structure of claim 1, wherein: lower mould (1) is located four two bar grooves (10), two have all been seted up to the base face between L type guide rail (3) the inner wall of bar groove (10) all activity is provided with two bar boards (9), two bar board (9) all with two mold core (5) are fixed connection, two first gear tooth (12) have all been seted up to the base face of bar board (9), and with two gear (8) intermeshing.

3. The injection mold slide structure of claim 1, wherein: the bottom of the sliding block (4) is provided with a sliding groove (11), and the top of the sliding groove (11) is provided with a second gear tooth (13) which is meshed with the gear (8).

4. The injection mold slide structure of claim 1, wherein: an inclined guide hole (19) is formed in the base surface of the sliding block (4), and the inner wall of the inclined guide hole (19) is movably connected with the guide rod (18).

5. The injection mold slide structure of claim 1, wherein: the side walls of the two mold cores (5) are provided with bulges matched with the concave mold cavities (6).

6. The injection mold slide structure of claim 1, wherein: and a molding plastic part is arranged between the mold core (5) and the female mold cavity (6).