CN213877706U

CN213877706U - Insulator forming die

Info

Publication number: CN213877706U
Application number: CN202022391252.5U
Authority: CN
Inventors: 黄炽南; 阎胜强; 黄北海; 黎泽清; 蔡世勇
Original assignee: Wellwin Precision Mould Co ltd
Current assignee: Wellwin Precision Mould Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-08-03
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses an insulator forming die, including first template and second template, a plurality of first pits and a plurality of second pit have been seted up on the first parting surface, first pit sets up in the position of radially keeping away from first axis in first big full-skirt chamber, the second pit sets up in the position of radially keeping away from first axis in first little full-skirt chamber, first pit and second pit are on a parallel with the first axis arrangement, first pit is linked together through pressure release clearance and the first big full-skirt chamber that corresponds, the second pit is linked together through pressure release clearance and the first little full-skirt chamber that corresponds. When using this mould to mould plastics the insulator, the pit can balance the pressure of moulding plastics in whole die cavity, and the effect of moulding plastics that makes is better. The utility model is used for injection mold technical field.

Description

Insulator forming die

Technical Field

The utility model relates to an injection mold technical field, especially an insulator forming die.

Background

The existing insulator products mostly comprise large umbrella skirts and small umbrella skirts, and the large umbrella skirts and the small umbrella skirts are sequentially arranged at intervals along the length direction of the products. For the insulator, the general production adopts the injection molding mode to produce, and in the injection molding process of the mold, because the distances from the large umbrella skirt and the small umbrella skirt to the axis of the product are different, the pressure at the position, far away from the axis of the product, of the large umbrella skirt and the small umbrella skirt of the mold is unbalanced, the molding quality of the product is poor easily, and the glue leakage condition is serious.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the invention provides an insulator forming mold, which is used for solving one or more technical problems in the prior art and at least providing a beneficial selection or creation condition.

The utility model provides a solution of its technical problem is:

an insulator forming mold comprises a first mold plate and a second mold plate, wherein the first mold plate is provided with a first parting surface and a first mold cavity, the first mold cavity comprises a plurality of first large umbrella skirt cavities and a plurality of first small umbrella skirt cavities, and the diameter of each first large umbrella skirt cavity is larger than that of each first small umbrella skirt cavity; a first axis is arranged between the first template and the second template, the axis of the first large umbrella skirt cavity and the axis of the first small umbrella skirt cavity are both superposed with the first axis, and the first large umbrella skirt cavity and the first small umbrella skirt cavity are linearly arranged at intervals along the first axis; the second template is provided with a second parting surface and a second cavity, the first parting surface and the second parting surface are oppositely arranged, the second cavity comprises a plurality of second large umbrella skirt cavities and a plurality of second small umbrella skirt cavities, the shapes and the positions of the second large umbrella skirt cavities and the first large umbrella skirt cavities are in one-to-one correspondence, and the shapes and the positions of the second small umbrella skirt cavities and the first small umbrella skirt cavities are in one-to-one correspondence; a plurality of first pits and a plurality of second pits are formed in the first parting surface, the first pits are arranged at positions, far away from the first axis, of the first large umbrella skirt cavity in the radial direction, the second pits are arranged at positions, far away from the first axis, of the first small umbrella skirt cavity in the radial direction, the first pits and the second pits are arranged in parallel with the first axis, the first pits are communicated with the corresponding first large umbrella skirt cavity through pressure relief gaps, and the second pits are communicated with the corresponding first small umbrella skirt cavity through pressure relief gaps.

Through the scheme, when the insulator is injected by using the mold, the injection molding pressure in the whole cavity can be balanced by the pits, so that the injection molding effect is better.

As a further improvement of the above technical solution, the first mold plate is composed of a plurality of first unit blocks, the plurality of first unit blocks are distributed in a linear array parallel to the first axis, and the plurality of first unit blocks form a first cavity; the second template is composed of a plurality of second unit blocks, the second unit blocks are distributed in a linear array mode and parallel to the first axis, and the second cavity is formed by the second unit blocks.

As a further improvement of the above technical scheme, a third pit is arranged between the first pit and the corresponding first large shed cavity, the third pit and the first pit are distributed along the radial direction of the corresponding first large shed cavity, and the first large shed cavity, the third pit and the first pit are connected in sequence through a pressure relief gap.

As a further improvement of the above technical scheme, the first parting surface is provided with a glue overflow groove, and the glue overflow groove is arranged along the contour edge of the first cavity.

The utility model is used for injection mold technical field.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a schematic overall structure diagram of a first template according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic view of the overall structure of the second template according to the embodiment of the present invention.

In the figure, 100, a first template; 110. a first unit block; 120. a first large shed cavity; 130. A first small shed cavity; 140. a first pit; 150. a second pit; 160. a third pit; 170. a glue overflow groove; 180. a pressure relief gap; 200. a second template; 210. a second unit block; 220. A second large shed cavity; 230. a second small shed cavity; 300. a first axis.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 to 3, an insulator molding mold includes a first mold plate 100 and a second mold plate 200. A first axis 300 is disposed between the first template 100 and the second template 200. The first axis 300 is disposed parallel to a length direction of the insulator molding die. The first die plate 100 is set as a fixed die and the second die plate 200 is set as a movable die.

The first template 100 is composed of a plurality of first unit blocks 110, and the plurality of first unit blocks 110 are distributed in a linear array parallel to the first axis 300; the first template 100 is provided with a first parting surface and a first cavity, the first cavity is formed by groove bodies arranged on a plurality of first unit blocks 110, the first cavity comprises a plurality of first large umbrella skirt cavities 120 and a plurality of first small umbrella skirt cavities 130, and the diameter of the first large umbrella skirt cavities 120 is larger than that of the first small umbrella skirt cavities 130; the axis of the first large shed cavity 120 and the axis of the first small shed cavity 130 both coincide with the first axis 300, and the first large shed cavity 120 and the first small shed cavity 130 are linearly arranged at intervals along the first axis 300.

The first parting surface is provided with a plurality of first pits 140, a plurality of second pits 150 and a plurality of third pits 160. The first pits 140 are arranged at positions far away from the first axis 300 in the radial direction of the first large shed cavity 120, the second pits 150 are arranged at positions far away from the first axis 300 in the radial direction of the first small shed cavity 130, the first pits 140 and the second pits 150 are arranged in parallel with the first axis 300, the first pits 140 are communicated with the corresponding first large shed cavity 120 through pressure relief gaps 180, and the second pits 150 are communicated with the corresponding first small shed cavity 130 through the pressure relief gaps 180.

The third concave pit 160 is arranged between the first concave pit 140 and the first large shed cavity 120, the third concave pit 160 and the first concave pit 140 are distributed along the radial direction of the corresponding first large shed cavity 120, and the first large shed cavity 120, the third concave pit 160 and the first concave pit 140 are sequentially connected through the pressure relief gap 180.

The first parting surface is provided with a glue overflow groove 170, and the glue overflow groove 170 is arranged along the contour edge of the first cavity.

The second template 200 is composed of a plurality of second unit blocks 210, and the plurality of second unit blocks 210 are arranged in a linear array parallel to the first axis 300. The second mold plate 200 is provided with a second parting surface and a second cavity, the first parting surface and the second parting surface are oppositely arranged, and the second cavity is formed by a groove body arranged on the second unit block 210. The second cavity comprises a plurality of second large umbrella skirt cavities 220 and a plurality of second small umbrella skirt cavities 230, the second large umbrella skirt cavities 220 correspond to the first large umbrella skirt cavities 120 in shape and position one by one, and the second small umbrella skirt cavities 230 correspond to the first small umbrella skirt cavities 130 in shape and position one by one.

In other embodiments, the second parting surface may be provided with the same dimples as the dimples of the first parting surface.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides an insulator forming die which characterized in that: the first die plate (100) is provided with a first parting surface and a first die cavity, the first die cavity comprises a plurality of first large umbrella skirt cavities (120) and a plurality of first small umbrella skirt cavities (130), and the diameter of each first large umbrella skirt cavity (120) is larger than that of each first small umbrella skirt cavity (130); a first axis (300) is arranged between the first template (100) and the second template (200), the axis of the first large umbrella skirt cavity (120) and the axis of the first small umbrella skirt cavity (130) are both coincided with the first axis (300), and the first large umbrella skirt cavity (120) and the first small umbrella skirt cavity (130) are linearly arranged at intervals along the first axis (300); the second template (200) is provided with a second parting surface and a second cavity, the first parting surface and the second parting surface are arranged oppositely, the second cavity comprises a plurality of second large umbrella skirt cavities (220) and a plurality of second small umbrella skirt cavities (230), the shapes and the positions of the second large umbrella skirt cavities (220) and the first large umbrella skirt cavities (120) are in one-to-one correspondence, and the shapes and the positions of the second small umbrella skirt cavities (230) and the first small umbrella skirt cavities (130) are in one-to-one correspondence; a plurality of first pits (140) and a plurality of second pits (150) are formed in the first parting surface, the first pits (140) are arranged at positions, far away from the first axis (300), of the first large umbrella skirt cavity (120) in the radial direction, the second pits (150) are arranged at positions, far away from the first axis (300), of the first small umbrella skirt cavity (130) in the radial direction, the first pits (140) and the second pits (150) are arranged in parallel to the first axis (300), the first pits (140) are communicated with the corresponding first large umbrella skirt cavity (120) through pressure relief gaps (180), and the second pits (150) are communicated with the corresponding first small umbrella skirt cavity (130) through pressure relief gaps (180).

2. An insulator forming mold according to claim 1, wherein: the first template (100) is composed of a plurality of first unit blocks (110), the plurality of first unit blocks (110) are distributed in a linear array parallel to the first axis (300), and a plurality of first unit blocks (110) form a first cavity; the second template (200) is composed of a plurality of second unit blocks (210), the plurality of second unit blocks (210) are distributed in a linear array parallel to the first axis (300), and the plurality of second unit blocks (210) form a second cavity.

3. An insulator forming mold according to claim 1, wherein: a third pit (160) is arranged between the first pit (140) and the corresponding first large shed cavity (120), the third pit (160) and the first pit (140) are distributed along the radial direction of the corresponding first large shed cavity (120), and the first large shed cavity (120), the third pit (160) and the first pit (140) are sequentially connected through a pressure relief gap (180).

4. An insulator forming mold according to claim 1, wherein: the first parting surface is provided with a glue overflow groove (170), and the glue overflow groove (170) is arranged along the outline edge of the first cavity.