CN219583424U - Shell mould convenient for demoulding - Google Patents

Abstract

The utility model discloses a shell material die convenient for demolding, which comprises a die base, a lower die body connecting plate, a lower die body, an upper die body and a die top plate, wherein a die cavity is formed in the middle of the top end of the lower die body, an inner die cavity is arranged in the die cavity, anti-overflow grooves are formed in two sides of the top end of the inner die cavity, a plurality of flat key long grooves are formed in the bottom of the die cavity of the lower die body, flat key long keys are connected in a bonding mode in the plurality of flat key long grooves, a plurality of flat key long keys are arranged at the bottom ends of the inner die cavity, and demolding mechanisms are arranged in the middle of two sides of the lower die body. According to the utility model, the protective cover body, the metal connecting rods, the guide wheels, the sliding rails, the telescopic oil cylinders, the matched connecting blocks and the guide pulleys are arranged, so that the protective cover has a good demoulding effect, the telescopic oil cylinders drive the two metal connecting rods to move up and down, and the guide sliding effect of the guide pulleys is matched, so that the connecting friction force of the die cavity and the inner die cavity is reduced, and the ejector demoulding is convenient and rapid.

Description

Shell mould convenient for demoulding

Technical Field

The utility model relates to the technical field of shell material molds, in particular to a shell material mold convenient to demolding.

Background

The shell material mould, also called plastic mould, is a kind of combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming.

The patent number CN201922133285.7 discloses a plastic mold convenient for demolding, which comprises a forming mold and an auxiliary demolding mechanism, wherein the auxiliary demolding mechanism is arranged at the lower end of the forming mold, a stainless steel lining plate is arranged on the inner wall of a shell of a mold main body, an active plate of the stainless steel is arranged at the upper end of a bottom plate of the lining plate and matched with the auxiliary demolding mechanism arranged at the bottom of the shell, the surface of a member made of the stainless steel is smooth and is not sticky, a cylinder and a hydraulic telescopic rod of the auxiliary demolding mechanism are matched, a forming part is conveniently pushed out of the mold, mounting holes B are formed on the outer walls of two sides of the shell, heat conducting rods are arranged in the mounting holes B to connect the lining plate with a heat dissipation copper plate, and heat dissipation holes are formed in the upper end of a cover plate, so that the cooling speed of the forming part is greatly accelerated, and the working efficiency is improved; this plastic mould convenient to drawing of patterns, simple structure, it is convenient to use, convenient heat dissipation.

The presence of the above disclosed mold is determined as follows: adopt cylinder and hydraulic telescoping rod, conveniently release the moulded part from the mould in, nevertheless can produce the adhesion phenomenon with the mould chamber after because injection moulding's in-process, the hard top of hydraulic telescoping rod can produce the damage product through cylinder, and also can make hydraulic telescoping rod motion receive the hindrance, for this reason, we design a shell material mould of convenient drawing of patterns.

Disclosure of Invention

The utility model aims to provide a shell material die convenient for demolding, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shell material mould of convenient drawing of patterns, includes mould base, lower die body connecting plate, lower die body, goes up the mould body and mould roof, mould base, lower die body, go up the mould body and mould roof screw assembly connection in proper order, the die cavity has been seted up at the middle part on lower die body top, the internally mounted of die cavity has interior mould die cavity, anti-overflow recess has all been seted up on the both sides on interior mould die cavity top, a plurality of parallel key elongated slots have been seted up to the bottom of lower die body die cavity, and is a plurality of equal bonding in the inside of parallel key elongated slot is connected with the flat head long key, and is a plurality of flat head long key all sets up the bottom at interior mould die cavity, demoulding mechanism is all installed at the middle part of lower die body both sides.

Preferably, the two demoulding mechanisms comprise protective cover bodies arranged at the middle parts of two sides of the lower mould body, the two protective cover bodies are internally provided with telescopic cylinders, the two sides of the inner mould cavity are provided with metal connecting rods, and the middle parts of the two metal connecting rods are respectively connected with the two telescopic cylinders.

Preferably, the guide wheels are mounted at one ends of the two metal connecting rods, the sliding rails are connected at one ends of the two guide wheels, and the two sliding rails are respectively arranged in the two protective cover bodies.

Preferably, a group of guide wheel mounting grooves are formed in two side sides of the die cavity, guide pulleys are mounted in the guide wheel mounting grooves, a matched connecting block is mounted at one end of each guide pulley, and the matched connecting blocks are arranged on the front face and the back face of the inner die cavity respectively.

Preferably, connecting rod mounting grooves are formed in two sides of the top end of the lower die body, and the two connecting rod mounting grooves are connected with the two metal connecting rods.

Preferably, a hot glue runner is fixedly arranged in the middle of the top end of the die top plate, and heat dissipation and ventilation holes are formed in two sides of the top end of the die top plate.

The utility model has the technical effects and advantages that:

(1) The shell material mold convenient to mold release has good mold release effect by arranging the protective cover body, the metal connecting rods, the guide wheels, the sliding rails, the telescopic oil cylinders, the matched connecting blocks and the guide pulleys, drives the two metal connecting rods to move up and down by the telescopic oil cylinders, and then is matched with the guide sliding effect of the guide pulleys, so that the connecting friction force of the mold cavity and the inner mold cavity is reduced, and the mold release is convenient and quick to eject.

(2) According to the shell material mold convenient to mold release, through the flat-head long key, the flat-key long groove and the overflow-preventing groove, good assembly precision and assembly stability are achieved between the mold cavity and the inner mold cavity, and a colleague can prevent redundant glue solution from flowing out of the mold cavity during injection molding.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of the internal structure of the lower die body of the present utility model.

Fig. 3 is a schematic top view of the lower die body of the present utility model.

In the figure: 1. a mold base; 2. a lower die body connecting plate; 3. a lower die body; 4. an upper die body; 5. a top plate of the mold; 6. a hot glue flow passage; 7. holes for heat dissipation and ventilation; 8. a protective cover body; 9. an inner mold cavity; 10. a flat head long key; 11. a flat key long groove; 12. an anti-overflow groove; 13. a metal connecting rod; 14. a guide wheel; 15. a sliding rail; 16. a telescopic oil cylinder; 17. matching with a connecting block; 18. a guide pulley; 19. a connecting rod installation groove; 20. and a mold cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a shell material die convenient to demould, which is shown in fig. 1-3, and comprises a die base 1, a lower die body connecting plate 2, a lower die body 3, an upper die body 4 and a die top plate 5, wherein the die base 1, the lower die body connecting plate 2, the lower die body 3, the upper die body 4 and the die top plate 5 are sequentially assembled and connected through threads, a die cavity 20 is formed in the middle of the top end of the lower die body 3, an inner die cavity 9 is arranged in the die cavity 20, anti-overflow grooves 12 are formed in both sides of the top end of the inner die cavity 9, a plurality of flat key long grooves 11 are formed in the bottom of the die cavity of the lower die body 3, flat key long keys 10 are respectively connected in a bonding manner in the flat key long grooves 11, a plurality of flat key long keys 10 are respectively arranged at the bottom ends of the inner die cavity 9, and demoulding mechanisms are respectively arranged in the middle of both sides of the lower die body 3.

In the embodiment, the two demolding mechanisms comprise protective cover bodies 8 arranged at the middle parts of two sides of the lower mold body 3, telescopic oil cylinders 16 are arranged in the two protective cover bodies 8, metal connecting rods 13 are arranged at two sides of the inner mold cavity 9, and the middle parts of the two metal connecting rods 13 are respectively connected with the two telescopic oil cylinders 16; a group of guide wheel mounting grooves are formed in two side sides of the die cavity 20, guide pulleys 18 are mounted in the two groups of guide wheel mounting grooves, a matched connecting block 17 is mounted at one end of each guide pulley 18, and the two groups of matched connecting blocks 17 are respectively arranged on the front face and the back face of the internal die cavity 9. The purpose of setting like this is to have good drawing of patterns effect, drives two metal connecting rods 13 up-and-down motion through flexible hydro-cylinder 16, and the direction slip effect of cooperation guide pulley 18 reduces die cavity 20 and interior mould die cavity 9 and connects friction dynamics, convenient quick ejecting drawing of patterns.

In this embodiment, the guide wheels 14 are installed at one ends of the two metal connecting rods 13, the sliding rails 15 are connected to one ends of the two guide wheels 14, and the two sliding rails 15 are respectively disposed inside the two protective cover bodies 8. The purpose of this setting is to play good direction guide effect for metal connecting rod 13 atress is more stable, and the frictional force that receives reduces.

In this embodiment, the two sides of the top end of the lower die body 3 are provided with link mounting grooves 19, and the two link mounting grooves 19 are connected with the two metal links 13. The purpose of this arrangement is to facilitate the snap fit of the metal tie rod 13 so that the inner mould cavity 9 can be fitted in place.

In this embodiment, a hot glue runner 6 is fixedly installed in the middle of the top end of the top die plate 5, and heat dissipation and ventilation holes 7 are formed in two sides of the top end of the top die plate 5. The purpose of this arrangement is to have good injection of molten plastic particles and good heat and air release properties of the heat and air release holes 7.

The working principle of the utility model is as follows: the molten plastic particles are injected into the hot glue runner 6, then flow to the internal mold cavity 9 under the action of the injection molding way, cooling molding is carried out, when demolding is needed, the upper mold body 4 and the mold top plate 5 are taken down, the two metal connecting rods 13 are driven to move up and down through the telescopic oil cylinder 16, the guiding sliding effect of the guiding pulley 18 is matched, the connecting friction force of the mold cavity 20 and the internal mold cavity 9 is reduced, and the quick ejection demolding is convenient.

In the utility model, the flat-head long key 10, the flat-key long groove 11 and the overflow preventing groove 12 are arranged, so that the die cavity 20 and the inner die cavity 9 have good assembly precision and assembly stability, and a colleague can prevent excessive glue solution from flowing out of the die cavity 20 during injection molding.

In the dimensional design of the connecting rod mounting groove 19, the metal connecting rod 13, the matched connecting block 17 and the guide wheel mounting groove, the assembly clearance of the connecting rod mounting groove 19 and the metal connecting rod 13 is smaller than 0.1 millimeter, and the assembly clearance of the matched connecting block 17 and the guide wheel mounting groove is smaller than 0.5 millimeter.

In the present utility model, the connection friction force of the guide wheel 14 and the slide rail 15 is less than 1 newton.

What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. The utility model provides a shell material mould of convenient drawing of patterns, includes mould base (1), lower die body connecting plate (2), lower die body (3), goes up die body (4) and mould roof (5), a serial communication port, mould base (1), lower die body connecting plate (2), lower die body (3), go up die body (4) and mould roof (5) screw assembly connection in proper order, die cavity (20) have been seted up at the middle part on lower die body (3) top, internally mounted in die cavity (20) has interior mould die cavity (9), anti-overflow recess (12) have all been seted up on the both sides on interior mould die cavity (9) top, a plurality of parallel key elongated slots (11) have been seted up to the bottom of lower die body (3) die cavity, a plurality of equal bond connection in the inside of parallel key elongated slots (11) has flat key (10), a plurality of flat key (10) all set up the bottom in interior mould die cavity (9), demoulding mechanism is all installed to the middle part on lower die body (3) both sides.

2. The shell material die convenient to demolding according to claim 1, wherein the demolding mechanisms comprise protective cover bodies (8) arranged at the middle parts of two sides of the lower die body (3), telescopic oil cylinders (16) are arranged in the protective cover bodies (8), metal connecting rods (13) are arranged at two sides of the inner die cavity (9), and the middle parts of the two metal connecting rods (13) are connected with the two telescopic oil cylinders (16) respectively.

3. The shell material mold convenient for demolding according to claim 2, wherein one end of each of the two metal connecting rods (13) is provided with a guide wheel (14), one end of each of the two guide wheels (14) is connected with a sliding rail (15), and the two sliding rails (15) are respectively arranged in the two protective cover bodies (8).

4. The shell material mold convenient for demolding according to claim 1, wherein a group of guide wheel mounting grooves are formed in two side sides of the mold cavity (20), guide pulleys (18) are mounted in two groups of guide wheel mounting grooves, one end of each guide pulley (18) is provided with a matched connecting block (17), and the two groups of matched connecting blocks (17) are respectively arranged on the front surface and the back surface of the inner mold cavity (9).

5. The shell material mold convenient for demolding according to claim 2, wherein connecting rod mounting grooves (19) are formed in two sides of the top end of the lower mold body (3), and the two connecting rod mounting grooves (19) are connected with the two metal connecting rods (13).

6. The shell material mold convenient to demolding according to claim 1, wherein a hot glue runner (6) is fixedly arranged in the middle of the top end of the mold top plate (5), and heat dissipation and ventilation holes (7) are formed in two sides of the top end of the mold top plate (5).