CN209971227U

CN209971227U - Electric heating mould

Info

Publication number: CN209971227U
Application number: CN201920339165.XU
Authority: CN
Inventors: 陶世兵
Original assignee: Anhui Shixuan Machinery Technology Co Ltd
Current assignee: Anhui Shixuan Machinery Technology Co Ltd
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2020-01-21
Anticipated expiration: 2029-03-15

Abstract

The utility model discloses an electric heating mould, include: the bottom die is provided with a plurality of heating zones, each heating zone is perpendicular to the plane where the bottom die is located, the heating zones are provided with electric heating tubes, the heating zones are uniformly distributed around the material injection zone, and the bottom of the bottom die is provided with a second groove; the base is provided with a wire hole and a first groove, the wire hole is communicated with each heating area space, the first groove and the second groove are matched to form a placing hole during installation, a thermocouple is transversely placed in the placing hole, and the thermocouple is connected with a temperature control meter. Use the utility model discloses, can provide the mould that can the even heating, improve the heating effect.

Description

Electric heating mould

Technical Field

The utility model relates to an electric heating mould technical field especially relates to an electric heating mould.

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 existing mould heating adopts an electric heating wire to carry out transverse heating, and the heating effect is often not good

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an electric heating mould provides the mould that can the even heating, improve the heating effect. The specific technical scheme is as follows:

in order to achieve the above object, an embodiment of the present invention provides an electric heating mold, including: the device comprises a mould shell, a material injection area and a heating body; the die shell comprises a bottom die and a base;

the bottom die is provided with a plurality of heating zones, each heating zone is vertical to the plane of the bottom die, the heating zones are provided with electric heating tubes, and the heating zones are uniformly distributed around the material injection zone;

the base is provided with a wire hole and a first groove, the wire hole is communicated with each heating area space, and the bottom of the bottom die is provided with a second groove; during installation, the first groove is matched with the second groove to form a placing hole, a thermocouple is transversely placed in the placing hole, and the thermocouple is connected with a temperature control meter.

The utility model discloses an among the implementation, the base includes: the inclined plane extends towards the direction where the bottom die is located, and a lead placing area is formed at the joint of the plane and the inclined plane.

In one implementation of the present invention, the distance between the inner surface of each heating zone and the outer surface of the electric heating tube is 4mm-9 mm.

The utility model discloses an among the implementation, be provided with a plurality ofly on the bottom plane of base and the zone of heating assorted recess, form the L type zone of heating for place L type electrothermal tube.

The utility model discloses an among the implementation, the L type zone of heating distributes for two rows, and along the straight line at thermocouple place is the symmetric distribution.

The top of going up the mould includes the form removal device, the form removal device includes: the device comprises a controller, a cylinder, a first connecting rod, a second connecting rod and a third connecting rod; the controller is connected with the air cylinder, and the air cylinder is respectively connected with the first connecting rod, the second connecting rod and the third connecting rod;

the first connecting rod is connected with the upper die, the second connecting rod is connected with the first half die, and the third connecting rod is connected with the second half die.

In a preferred embodiment of the present invention, the form removing device includes: a connecting rod, the connecting rod comprising: the fixing end is connected with the upper die, the second through hole is parallel to the third through hole, and the second connecting rod is connected with the first half die through the second through hole; the third connecting rod is connected with the second half die through the third through hole.

By applying the utility model, each heating zone is vertical to the plane of the bottom die, namely the heating zones vertically heat the material injection zone, so as to realize uniform heating of the material injection zone; and in order to ensure the safety of wiring, the wire holes are communicated with the spaces of each heating area, so that the wires on the wire holes are connected with the electric heating tubes of each heating area. On the other hand, in order to determine the heating temperature and avoid overhigh temperature, the temperature is measured through a thermocouple, and the thermocouple is connected with a temperature control meter to realize automatic protection of overhigh temperature. Then in order to realize the arrangement of whole structure, form through first recess and second recess phase-match and place the hole for hold the thermocouple, realize the overall arrangement in order.

Drawings

FIG. 1 is a schematic view of a first structure of an electric heating mold of the present invention;

FIG. 2 is a schematic view of a second structure of the electric heating mold of the present invention;

FIG. 3 is a schematic view of a third structure of the electric heating mold of the present invention;

FIG. 4 is a schematic view of a fourth structure of the electric heating mold of the present invention;

FIG. 5 is a schematic view of a fifth structure of the electric heating mold of the present invention;

fig. 6 is a schematic view of a sixth structure of the electric heating mold of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention provides an electrically heated mold, including: the device comprises a mould shell, a material injection area 1 and a heating body; the mould shell comprises a bottom mould 11 and a base 12; the bottom die 11 is provided with a plurality of heating zones 111, each heating zone 111 is perpendicular to the plane of the bottom die 11, the heating zones 111 are provided with electric heating tubes, and the heating zones are uniformly distributed around the material injection zone; be provided with line hole 121, first recess 122 on the base 12, line hole 121 and each zone of heating space intercommunication, the bottom die 11's bottom is provided with second recess 112, during the installation, first recess 122 with second recess 112 phase-match forms places the hole, it has transversely put the thermocouple to place downthehole, the thermocouple is connected with the control by temperature change table.

It should be noted that the material injection region 1 is a place for temporarily storing or circulating the liquid material to be injected, and the liquid material is injected at a high temperature through the material injection region 1 and then is formed. So the embodiment of the utility model provides an in the zone of heating in order to carry out even heating, so be evenly distributed around annotating the material district.

The existing mode is that heating is carried out through a horizontal heating rod, so that the heating area can be relatively close to, and energy conservation is facilitated, but the actual effect shows that the heating effect is not ideal, and the problem of rapid rising can cause uneven heating.

In the embodiment of the present invention, as shown in fig. 1, it is the bottom view of the bottom die 11 or the sectional effect drawing, in the utility model, through the plane where each heating zone 111 is perpendicular and the bottom die 11 is located, that is to say the heating zone is to annotating the material district and carry out vertical heating, the realization is to annotating the even heating in material district.

On the other hand, because the zone of heating 111 is vertical heating, so the trend of electrothermal tube is also vertical, will relate to the line problem of walking of circuit like this, the utility model discloses in, in order to guarantee to walk line safety, through being provided with line hole 121 on base 12, through line hole and each zone of heating space intercommunication UNICOM, realize that the wire in the line hole is connected with the electrothermal tube of each zone of heating. On the other hand, in order to determine the heating temperature and avoid overhigh temperature, the temperature is measured through a thermocouple, and the thermocouple is connected with a temperature control meter to realize automatic protection of overhigh temperature. Then, in order to realize the arrangement of the whole structure, a placement hole is formed by matching the first groove 122 with the second groove 112, and is used for accommodating a thermocouple, so that the arrangement is orderly.

On the other hand, the L-shaped heating zones are distributed in two rows and are symmetrically distributed along the straight line where the thermocouples are located. The thermocouples can evenly sense the heating effect of the heating areas in the two rows.

As shown in fig. 2 and 3, in an implementation manner of the present invention, the base 12 includes: a plane 123 and a slope 124, the slope 124 extends toward the bottom die 11, and a wire placing area is formed at the junction of the plane 123 and the slope 124. The bottom die is provided with the inclined plane matched with the inclined plane, so that deviation is generated when the die is sleeved, splicing can be easily performed through the inclined plane, and splicing efficiency is improved.

In one implementation of the present invention, the distance between the inner surface of each heating zone and the outer surface of the electric heating tube is 4mm-9 mm. According to the expansion with heat and contraction with cold nature of object, avoid electric heating pipe inflation and wall body collision when generating heat.

As shown in fig. 4, in an implementation manner of the present invention, a plurality of grooves 125 matched with the heating zone are provided on the bottom plane of the base 12 to form an L-shaped heating zone for placing an L-shaped electric heating tube.

As shown in fig. 5, the mold housing includes an upper mold, and a mold removing device is included at a top of the upper mold, the mold removing device including: a controller 31, a cylinder 32, a first connecting rod 33, a second connecting rod 34, and a third connecting rod 35; the controller 31 is connected with the cylinder 32, and the cylinder 32 is respectively connected with the first connecting rod 33, the second connecting rod 34 and the third connecting rod 35; the first connecting rod 33 is connected with an upper die, the second connecting rod 34 is connected with the first half die, and the third connecting rod 35 is connected with the second half die.

It should be noted that, during demolding, the controller drives the cylinder to act, so as to realize pulling demolding of the first half mold and the second half mold of the middle mold, and demolding of the upper mold, and matching with the structure of the mold itself, so that a mold and demolding device integrated structure which is simple in structure and easy to realize is provided, and automatic demolding is realized.

As shown in fig. 6, the form removing apparatus includes: a connecting rod 36, the connecting rod 36 comprising: a fixed end 361, a first through hole 362, a second through hole 363, and a third through hole 364, wherein the fixed end 361 is connected to the upper mold 21, the second through hole 363 is parallel to the third through hole 364, and the second link 34 is connected to the first half mold 221 through the second through hole 363; the third link 35 is connected to the second mold half 222 through the third through hole 364.

The upper die 21 is fixed by the connecting rod 36. In addition, in a specific implementation manner, the first link 33, the second link 34, and the third link 35 may be separated from one connecting sleeve and then connected to the first mold half and the second mold half respectively at the second through hole 363 and the third through hole 364, and then the first link 33 is connected to the upper mold 21 from the first through hole 362, so that the integral connection structure is realized, and the structure is simple.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. An electrically heated mold, comprising: the device comprises a mould shell, a material injection area and a heating body; the die shell comprises a bottom die and a base;

the base is provided with a wire hole and a first groove, the wire hole is communicated with each heating area space, a second groove is arranged at the bottom of the bottom die, during installation, the first groove is matched with the second groove to form a placing hole, a thermocouple is transversely placed in the placing hole, and the thermocouple is connected with a temperature control meter.

2. An electrically heated mould as claimed in claim 1 wherein said base includes: the inclined plane extends towards the direction where the bottom die is located, and a lead placing area is formed at the joint of the plane and the inclined plane.

3. An electrically heated mould as claimed in claim 1 or claim 2 wherein the distance between the inner surface of each heating zone and the outer surface of the tube is in the range 4mm to 9 mm.

4. The electric heating mold as claimed in claim 3, wherein the bottom plane of the base is provided with a plurality of grooves matching with the heating zone to form an L-shaped heating zone for accommodating the L-shaped electric heating tube.

5. The heated die set forth in claim 4 wherein said L-shaped heating zones are arranged in two rows and are symmetrically arranged along a line along which said thermocouples are located.