CN218785748U

CN218785748U - High-pressure injection mold for improving injection molding quality of radio frequency cable assembly

Info

Publication number: CN218785748U
Application number: CN202222832659.6U
Authority: CN
Inventors: 阳华林; 施风
Original assignee: Haoxun Cable Connector Manufacturing Changzhou Co ltd
Current assignee: Haoxun Cable Connector Manufacturing Changzhou Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-04
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a high-pressure injection mold for improving injection molding quality of a radio frequency cable assembly, which comprises an upper mold and a lower mold, a lower front end buckle arranged outside one side of the lower mold, and a plurality of upper front end buckles hinged with the lower front end buckle, wherein the upper front end buckles are used for respectively positioning corresponding products so as to fix the products and release the hands of an operator, thereby releasing the hands before the injection molding machine closes the mold and ensuring the safety of the operator; in the upper portion moving part was embedded into last mould, in the lower part moving part was embedded into the lower mould, the position of upper portion moving part and lower part moving part corresponds the position that the product need be moulded plastics, upper portion moving part cooperation lower part moving part can avoid because different batches of product leads to its profile different, and the overflow phenomenon and the product deckle edge condition of injection molding material when advancing in the die cavity high pressure appear.

Description

High-pressure injection mold for improving injection molding quality of radio frequency cable assembly

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to improve high-pressure injection mold of radio frequency cable subassembly quality of moulding plastics.

Background

Because of customer requirements and application scenarios, many rf coaxial cable assemblies require injection molded protection at the connector and cable junction. At present, injection molding of the radio frequency coaxial cable assembly on the market mostly adopts low-pressure injection molding, however, an injection molding part of a low-pressure injection molding product is easy to crack in a low-temperature environment required by some customers, and is complained by the customers. In the high-pressure injection molding method, the outer diameter of the coaxial cable used in the product has larger difference with different batches of supplied materials, so that the gap at the joint of the cable sheath and the injection mold is sometimes larger, and the injection molding material is easy to overflow from the gap during injection molding to generate injection molding burrs, even damage or scald the cable sheath.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem in the prior art, the utility model aims at providing an improve high pressure injection mold of radio frequency cable subassembly quality of moulding plastics.

The utility model provides a following technical scheme:

the utility model provides an improve high-pressure injection mold of radio frequency cable subassembly quality of moulding plastics, includes mould and lower mould, arranges the outer lower part front end buckle of lower mould one side in, with lower part front end buckle articulated a plurality of upper portion front end buckle, upper portion front end buckle is used for fixing a position the product that corresponds respectively, in the mould was gone into in the upper portion moving part was embedded into to the lower mould, in the lower part moving part was embedded into the lower mould, the position of upper portion moving part and lower part moving part corresponds the position that the product need mould plastics.

Specifically, the upper front end buckle and the lower front end buckle are respectively provided with a groove which is matched with the outer contour of one end of the product.

Specifically, the upper front end buckle comprises an upper front end buckle I and an upper front end buckle II which are hinged to the lower front end buckle, the upper front end buckle I is located in a groove formed in the upper front end buckle II, and the upper front end buckle I and the upper front end buckle II are used for respectively positioning corresponding products.

The utility model discloses a mould surface, including the upper portion moving part, the lower mould moving part, the upper portion moving part is used for blocking the mould surface, and the lower mould moving part is used for blocking the mould surface, and the upper portion moving part is used for blocking the mould surface.

Specifically, the end parts of the other ends of the upper movable piece and the lower movable piece are provided with outer contours which are required to be molded by injection of a wedged product.

The beneficial effects of the utility model are that:

1. because the upper moving part is matched with the lower moving part, different moving parts can be replaced according to the outline of the product, and the formed gap is stable and controllable; therefore, the mold can avoid the condition that the injection molding material overflows and burrs of the product are generated when the injection molding material is pushed in a high pressure mode in the mold cavity due to different profiles of products in different batches.

2. This high pressure injection mold is convenient for fix a position a plurality of products, makes it mould plastics simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is an exploded view of the present invention;

fig. 2 is a three-dimensional view of the present invention.

Detailed Description

As shown in fig. 1-2, the utility model provides a high-pressure injection mold for improving injection molding quality of a radio frequency cable assembly, which comprises an upper mold 1 and a lower mold 2, a lower front end buckle 6 arranged outside one side of the lower mold 2, and a plurality of upper front end buckles hinged with the lower front end buckle 6, wherein the upper front end buckles are used for respectively positioning corresponding products 8 so as to fix the products 8 and release the hands of an operator, thereby releasing the hands before the injection molding machine closes the molds and ensuring the safety of the operator; the upper moving part 3 is embedded into the upper die 1, the lower moving part 7 is embedded into the lower die 2, the positions of the upper moving part 3 and the lower moving part 7 correspond to the positions of products 8 needing injection molding, and different moving parts can be replaced according to the outer contours of the products by matching the upper moving part 3 with the lower moving part 7, so that the formed gap is stable and controllable; therefore, the upper moving part 3 is matched with the lower moving part 7, so that the phenomenon that injection molding materials overflow and product burrs are generated when the injection molding materials are pushed in a die cavity at high pressure due to different batches of products with different profiles can be avoided.

The upper front end buckle and the lower front end buckle 6 are respectively provided with a groove which is matched with the outline of one end of the product 8, so that one end of the product 8 can be positioned.

Specifically, in this embodiment, the upper front end fastener includes a first upper front end fastener 4 and a second upper front end fastener 5 both hinged to the lower front end fastener 6, the first upper front end fastener 4 is located in a groove formed in the second upper front end fastener 5, and the first upper front end fastener 4 and the second upper front end fastener 5 respectively locate corresponding products 8; also can be equipped with three upper portion front end buckle simultaneously, third upper portion front end buckle is located the recess that second upper portion front end buckle was equipped with, consequently can fix a position three product to analogize, this high pressure injection mold is convenient for fix a position a plurality of products, makes it mould plastics simultaneously.

The first 4 and the second 5 upper front end buckles are respectively hinged with the lower front end buckle 6, so that two products 8 can be respectively fixed and do not interfere with each other.

The two products 8 firstly determine the position of one end through the lower front end buckle 6, then the products 8 are placed into the lower die 2, then the two products 8 are respectively fixed through the upper front end buckle I4 and the upper front end buckle II 5, finally, the injection molding machine is started, the upper die 1 and the lower die 2 are closed, injection molding materials are filled, molded and cooled in the die, then the injection molding machine loosens the upper die and the lower die of the die, then an operator rotates the two upper front end buckles, and then the products are taken out to check the quality.

Simultaneously upper portion moving part 3 and lower part moving part 7 all establish to the L type, and correspond, go up mould 1 and lower mould 2 and all be equipped with L type through-hole, and upper portion moving part 3 and lower part moving part 7 imbed in the L type through-hole.

One ends of the upper moving piece 3 and the lower moving piece 7 close to the surface of the die are used for being clamped on the L-shaped through hole to prevent the moving pieces from sliding off; meanwhile, the end parts of the other ends of the upper moving part 3 and the lower moving part 7 are set to be outer contours of the wedged products 8 needing to be molded, so that the upper moving part 3 and the lower moving part 7 can be continuously changed by the upper die 1 and the lower die 2 to adapt to different outer contours of the products needing to be molded, and the die is wide in adaptability.

The utility model discloses a theory of operation does:

the lower moving part 7 is embedded in the lower die 2, and similarly, the upper moving part 3 is embedded in the upper die 1, and all the moving parts can be interchanged; the lower front end buckle 6 and the lower die 2 are integrated when the injection die is arranged on the die carrier, and the positions of the lower front end buckle and the lower die are in a left-right relationship; the lower front end buckle 6 is connected with the upper front end buckle through a rotating shaft, the lower front end buckle 6 is fixed, and the two upper front end buckles can rotate for 0-90 degrees around the rotating shaft;

during the operation, place the relevant position of injection mould lower mould 2 with the product, two cable assembly promptly, then close two upper portion front end buckles respectively for the product is fixed more surely, and makes the operator release both hands, then starts the injection molding machine, and the upper and lower mould of injection mould is closed, and the injection molding material is filled, the shaping, is cooled off in the mould, and then the injection molding machine loosens the mould upper and lower mould, then the operator rotates two front end buckle upper parts, takes out product inspection quality again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-pressure injection mold for improving the injection molding quality of a radio frequency cable assembly comprises an upper mold (1) and a lower mold (2),

it is characterized by also comprising

The lower portion front end buckle (6) arranged outside one side of the lower die (2) and a plurality of upper portion front end buckles hinged to the lower portion front end buckle (6) are used for respectively positioning corresponding products (8), the upper portion moving part (3) is embedded into the upper die (1), the lower portion moving part (7) is embedded into the lower die (2), and the positions of the upper portion moving part (3) and the lower portion moving part (7) correspond to the position of the product (8) needing to be molded.

2. The high-pressure injection mold for improving the injection molding quality of the radio frequency cable assembly according to claim 1, wherein the upper front end buckle and the lower front end buckle (6) are provided with grooves matching with the outer contour of one end of the product (8).

3. The high-pressure injection mold for improving the injection molding quality of the radio frequency cable assembly as claimed in claim 2, wherein the upper front end buckle comprises a first upper front end buckle (4) and a second upper front end buckle (5) both hinged to the lower front end buckle (6), the first upper front end buckle (4) is located in a groove formed in the second upper front end buckle (5), and the first upper front end buckle (4) and the second upper front end buckle (5) are used for respectively positioning corresponding products (8).

4. The high-pressure injection mold for improving the injection molding quality of the radio frequency cable assembly according to claim 1, wherein the upper movable member (3) and the lower movable member (7) are both L-shaped, the upper mold (1) and the lower mold (2) are both provided with corresponding L-shaped through holes, the upper movable member (3) and the lower movable member (7) are embedded into the L-shaped through holes, and one ends of the upper movable member (3) and the lower movable member (7) close to the mold surface are used for being clamped on the L-shaped through holes.

5. The high-pressure injection mold for improving the injection molding quality of the radio frequency cable assembly according to claim 4, wherein the ends of the other ends of the upper movable member (3) and the lower movable member (7) are provided with outer contours of a wedged product (8) to be injected.