CN216609803U

CN216609803U - Metal insert in-mold injection molding positioning device

Info

Publication number: CN216609803U
Application number: CN202123256502.5U
Authority: CN
Inventors: 周自吉; 潘静声; 黄堃; 蒋天华
Original assignee: Jiangxi Jin Cool Technology Co ltd
Current assignee: Jiangxi Jin Cool Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-27
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a positioning device for injection molding in a metal insert die, which comprises a top die and a bottom die, wherein the top die is arranged at the top of the bottom die, a sealing ring plate is arranged at the top of the bottom die, positioning bolts are respectively arranged on the front sides and the rear sides of the top and the bottom of the sealing ring plate, and positioning grooves are respectively formed in the front sides and the rear sides of the two sides of the bottom of the top die and the front sides and the rear sides of the two sides of the top of the bottom die. According to the utility model, the sealing ring plate is arranged, so that the positioning bolt can position the top die and the bottom die after the top die and the bottom die are combined for injection molding, and the sealing ring plate can seal a combined gap between the bottom die and the bottom die, so that the problems that the inner liquid in the die can leak after injection molding, the defect occurs after the injection molding of the die, and the injection molding quality is reduced due to the fact that the conventional injection molding positioning device in the metal insert die cannot seal the positioning device during positioning are solved, and the sealing advantage is achieved.

Description

Metal insert in-mold injection molding positioning device

Technical Field

The utility model relates to the technical field of metal inserts, in particular to a positioning device for injection molding in a metal insert die.

Background

The metal insert injection molding is a method for fixing a metal insert in a proper position in a mold in advance, then injecting plastic for molding, and after mold opening, the insert is tightly wrapped and embedded in a product by the cooled and solidified plastic to obtain the product with inserts such as a threaded ring, an electrode and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model aims to provide an injection molding positioning device in a metal insert die, which has the advantage of sealing and solves the problems that the existing injection molding positioning device in the metal insert die cannot seal the injection molding positioning device in positioning, so that internal liquid in the die can leak after injection molding, a mold has defects after injection molding and the injection molding quality is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: metal insert mould positioner that moulds plastics in mould, including top mould and die block, the top mould sets up the top at the die block, the top of die block is provided with the seal ring board, the front side and the rear side of seal ring board top and bottom both sides all are provided with the pilot pin, the constant head tank has all been seted up with the front side and the rear side of rear side and die block top both sides to the front side of top mould bottom both sides, constant head tank and pilot pin swing joint, the top of die block both sides and the equal fixedly connected with slip subassembly in bottom of die block both sides.

Preferably, the sliding assembly comprises a fixed plate, a sliding groove is formed in the outer side of the fixed plate, a limiting plate is movably connected to the inner wall of the sliding groove, mounting plates are fixedly connected to two sides of the sealing ring plate, a tension spring is fixedly connected to the inner side of the limiting plate, and one end, close to the mounting plates, of the tension spring is fixedly connected to the top and the bottom of the mounting plates.

Preferably, one side of the positioning bolt, which is close to the sealing ring plate, is embedded with a spring telescopic rod, and one end of the spring telescopic rod, which is close to the sealing ring plate, is fixedly connected to the top and the bottom of the sealing ring plate.

Preferably, the top and the bottom of the mounting plate are both fixedly connected with limiting rods, and one ends of the limiting rods, which are far away from the mounting plate, penetrate through the top and the bottom of the limiting plate and are movably connected with the limiting plate.

Preferably, the front side and the rear side of the two sides of the top and the bottom of the sealing ring plate are fixedly connected with two sliding rods, and one end of each sliding rod, which is far away from the sealing ring plate, penetrates into the positioning bolt.

Preferably, the top and the bottom of the sealing ring plate are both fixedly connected with sealing rings, and the sealing rings are made of silicon rubber.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the sealing ring plate is arranged, so that the positioning bolt can position the top die and the bottom die after the top die and the bottom die are combined for injection molding, and the sealing ring plate can seal a combined gap between the bottom die and the bottom die, so that the problems that the inner liquid in the die can leak after injection molding due to the fact that the inner liquid cannot be sealed during positioning, the die has defects after injection molding, and the injection molding quality is reduced in the conventional injection molding positioning device in the metal insert die are solved, and the sealing device has the advantage of sealing.

2. According to the utility model, the sliding assembly is arranged, so that the fixed plate, the sliding groove and the limiting plate can be matched for use, the sealing ring plate 3 can be supported through the tension spring, the sealing ring plate is prevented from being adhered to the bottom die or the top die, meanwhile, the fixed plate, the sliding groove and the limiting plate can be used for preventing the tension spring from influencing the adhesion of the sealing ring plate with the bottom die and the top die when the top die and the bottom die are combined, and then the spring telescopic rod is arranged, so that the positioning bolt can be prevented from being separated from the positioning groove after the sealing ring plate is separated from the bottom die and the top die, and the phenomenon that the sealing ring plate is dislocated with the top die or the bottom die can be prevented.

3. According to the utility model, the limit rod is arranged, so that the limit rod can limit the tension spring, the tension spring is prevented from being bent during stretching, and the slide rod is arranged, so that the slide rod can support the positioning bolt, and the phenomenon that the spring telescopic rod is broken due to the fact that the positioning bolt is driven to collide with the positioning groove when the sealing ring plate is impacted is prevented.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. carrying out top die; 2. bottom die; 3. a seal ring plate; 4. positioning bolts; 5. positioning a groove; 6. a sliding assembly; 61. a fixing plate; 62. a sliding groove; 63. a limiting plate; 64. mounting a plate; 65. a tension spring; 7. a spring telescopic rod; 8. a limiting rod; 9. a slide bar; 10. and (5) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, the positioning device for in-mold injection molding of a metal insert provided by the utility model comprises a top mold 1 and a bottom mold 2, wherein the top mold 1 is arranged at the top of the bottom mold 2, a sealing ring plate 3 is arranged at the top of the bottom mold 2, positioning bolts 4 are respectively arranged on the front side and the rear side of the top and the bottom of the sealing ring plate 3, positioning grooves 5 are respectively arranged on the front side and the rear side of the two sides of the bottom of the top mold 1 and the front side and the rear side of the two sides of the top of the bottom mold 2, the positioning grooves 5 are movably connected with the positioning bolts 4, and sliding assemblies 6 are respectively fixedly connected with the top of the two sides of the bottom mold 2 and the bottom of the two sides of the bottom mold 2.

Referring to fig. 2, the sliding assembly 6 includes a fixing plate 61, a sliding groove 62 is formed in an outer side of the fixing plate 61, a limiting plate 63 is movably connected to an inner wall of the sliding groove 62, mounting plates 64 are fixedly connected to two sides of the seal ring plate 3, a tension spring 65 is fixedly connected to an inner side of the limiting plate 63, and one end of the tension spring 65 close to the mounting plates 64 is fixedly connected to the top and the bottom of the mounting plates 64.

As a technical optimization scheme of the utility model, by arranging the sliding assembly 6, the fixed plate 61, the sliding groove 62 and the limiting plate 63 can be used in cooperation to support the seal ring plate 3 through the tension spring 65, so that the seal ring plate 3 is prevented from being adhered to the bottom die 2 or the top die 1, and meanwhile, the fixed plate 61, the sliding groove 62 and the limiting plate 63 can be used to prevent the tension spring 65 from influencing the adhesion of the seal ring plate 3 with the bottom die 2 and the top die 1 when the top die 1 and the bottom die 2 are combined.

Referring to fig. 3, a spring telescopic rod 7 is embedded in one side of the positioning bolt 4 close to the sealing ring plate 3, and one end of the spring telescopic rod 7 close to the sealing ring plate 3 is fixedly connected to the top and the bottom of the sealing ring plate 3.

As a technical optimization scheme of the utility model, the spring telescopic rod 7 is arranged, so that the use of the spring telescopic rod 7 can prevent the positioning bolt 4 from being separated from the positioning groove 5 after the sealing ring plate 3 is separated from the bottom die 2 and the top die 1, and prevent the phenomenon that the sealing ring plate 3 is dislocated from the top die 1 or the bottom die 2.

Referring to fig. 2, the top and the bottom of the mounting plate 64 are both fixedly connected with a limiting rod 8, and one end of the limiting rod 8, which is far away from the mounting plate 64, penetrates through to the top and the bottom of the limiting plate 63 and is movably connected with the limiting plate 63.

As a technical optimization scheme of the utility model, the limit rod 8 is arranged, so that the tension spring 65 can be limited by using the limit rod 8, and the tension spring 65 is prevented from being bent during stretching.

Referring to fig. 3, two sliding rods 9 are fixedly connected to the front side and the rear side of the top and the bottom of the sealing ring plate 3, and one end of each sliding rod 9, which is far away from the sealing ring plate 3, penetrates through the positioning bolt 4.

As a technical optimization scheme of the utility model, the slide rod 9 is arranged, so that the slide rod 9 can be used for supporting the positioning bolt 4, and the phenomenon that the spring telescopic rod 7 is broken due to the fact that the positioning bolt 4 is driven to collide with the positioning groove 5 when the sealing ring plate 3 is collided is prevented.

Referring to fig. 2, the top and the bottom of the sealing ring plate 3 are both fixedly connected with a sealing ring 10, and the sealing ring 10 is made of silicon rubber.

As a technical optimization scheme of the utility model, the sealing ring 10 made of silicon rubber is arranged, so that the sealing ring 10 can further seal the sealing ring plate 3, installation gaps among the sealing ring plate 3, the bottom die 2 and the top die 1 are reduced, and meanwhile, the heat resistance of the sealing ring 10 can be increased by using the silicon rubber.

The working principle and the using process of the utility model are as follows: when moulding plastics, top mould 1 merges with die block 2, make top mould 1 drive mounting panel 64 through extension spring 65 and move down, make mounting panel 64 drive sealed crown plate 3 and move down, make sealed crown plate 3 can be synchronous with die block 2 and the laminating of top mould 1, make sealed crown plate 3 can reduce the merger gap of top mould 1 with die block 2, sealed crown plate 3 drives gim peg 4 and moves down simultaneously, make sealed crown plate 3 fix a position sealed crown plate 3 before with top mould 1 and the contact of die block 2 by gim peg 4, and spring telescopic link 7 can prevent sealed crown plate 3 from driving gim peg 4 and remove and make gim peg 4 and constant head tank 5 separate, carry out sealed effect when reaching the location, and extension spring 65 can prevent sealed crown plate 3 from gluing on die block 2 or top mould 1 after moulding plastics.

In summary, the following steps: this positioner moulds plastics in metal insert mould, through setting up sealing ring board 3, make top mould 1 and bottom merge the back gim peg 4 of moulding plastics and can fix a position top mould 1 and die block 2, sealing ring board 3 can seal the merger gap of die block 2 and die block 2 simultaneously, the positioner that moulds plastics in the current metal insert mould has been solved, can not seal it when the location, lead to the mould in the inside liquid of back of moulding plastics can the phenomenon of seepage, lead to the mould flaw to appear after moulding plastics, reduce the problem of injection moulding quality.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Metal insert mould internal injection positioning device, including top mould (1) and die block (2), its characterized in that: the top mould (1) sets up the top at die block (2), the top of die block (2) is provided with sealing ring board (3), sealing ring board (3) top all is provided with locating pin (4) with the front side and the rear side of bottom both sides, constant head tank (5) have all been seted up with the front side and the rear side of rear side and die block (2) top both sides to the front side of top mould (1) bottom both sides, constant head tank (5) and locating pin (4) swing joint, the top of die block (2) both sides and the equal fixedly connected with sliding assembly (6) in bottom of die block (2) both sides.

2. The in-mold metal insert molding positioning device of claim 1, wherein: slide subassembly (6) are including fixed plate (61), sliding tray (62) have been seted up in the outside of fixed plate (61), the inner wall swing joint of sliding tray (62) has limiting plate (63), both sides fixedly connected with mounting panel (64) of seal ring board (3), inboard fixedly connected with extension spring (65) of limiting plate (63), one end fixed connection that extension spring (65) are close to mounting panel (64) is in the top and the bottom of mounting panel (64).

3. The in-mold metal insert molding positioning device of claim 1, wherein: one side of the positioning bolt (4) close to the sealing ring plate (3) is inlaid with a spring telescopic rod (7), and one end of the spring telescopic rod (7) close to the sealing ring plate (3) is fixedly connected to the top and the bottom of the sealing ring plate (3).

4. The in-mold metal insert molding positioning device of claim 2, wherein: the top and the equal fixedly connected with gag lever post (8) in bottom of mounting panel (64), the one end that mounting panel (64) were kept away from in gag lever post (8) runs through top and bottom and limiting plate (63) swing joint to limiting plate (63).

5. The in-mold metal insert molding positioning device of claim 1, wherein: the sealing ring plate is characterized in that sliding rods (9) are fixedly connected to the top of the sealing ring plate (3) and the front side and the rear side of the two sides of the bottom of the sealing ring plate, two sliding rods (9) are arranged, and one end, far away from the sealing ring plate (3), of each sliding rod (9) penetrates through the positioning bolt (4).

6. The in-mold metal insert molding positioning device of claim 1, wherein: the top and the bottom of the sealing ring plate (3) are fixedly connected with sealing rings (10), and the sealing rings (10) are made of silicon rubber.