CN212421987U

CN212421987U - Ejector pin early resetting die convenient for pre-embedding copper part

Info

Publication number: CN212421987U
Application number: CN202020847952.8U
Authority: CN
Inventors: 叶航
Original assignee: Ningbo Zhuangda Plastic Industry Co ltd
Current assignee: Ningbo Zhuangda Plastic Industry Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-29
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a mandril first-resetting mould convenient for pre-embedding a copper part, which comprises a fixed mould, a movable mould and a thimble panel, wherein the thimble panel is fixed with a first guide post, and the movable mould is provided with a first guide hole; a movable mould core is arranged in the movable mould, a plurality of thimble holes and pre-buried holes are formed in the movable mould core, thimbles are fixed on the thimble panels, and reset pins are further arranged at one ends of the thimble panels and are externally connected with a driving device; when the die is in work, the movable die is opened, the ejector pin ejects a workpiece out, the reset pin drives the ejector pin to reset, and the embedded copper part is placed into the embedded hole. The utility model relates to a mould resets earlier of ejector pin convenient to pre-buried copper spare is equipped with pre-buried hole on its movable mould benevolence, can be with taking in the threaded copper spare is pre-buried to movable mould benevolence, and installs the round pin that resets on the thimble panel of movable mould, and the outside drive arrangement pulling of accessible resets the round pin and makes the thimble reset to in the workman puts into the pre-buried hole with threaded copper spare, and be difficult to appear the phenomenon of omitting.

Description

Ejector pin early resetting die convenient for pre-embedding copper part

Technical Field

The utility model relates to an injection mold technical field especially relates to a push rod mold that resets earlier convenient to pre-buried copper spare.

Background

In the casting process, in order to facilitate the subsequent installation of part of injection molding parts, copper parts with threads are usually required to be preset in a mold core of a mold, so that the injection molding parts are provided with threaded connecting parts after molding, the problem of subsequent assembly is solved, the preset threaded copper parts are usually required to be manually put in by workers, a common mold is not provided with an ejector rod resetting device, an ejector rod is in an ejection state after mold opening, the defect that when the copper parts are put in, namely, under the condition that part of products need to be added with more and dense copper parts, workers are not easy to operate and easily miss, the ejector rod can not only obstruct the sight but also influence the putting in of the copper parts, so that the quality of the processed products is measured, because when the mold is opened, the side core pulling slide block is usually driven to perform side core pulling, then the ejector rod pushes the plastic parts out, when the mold is closed, the ejector rod usually utilizes a cavity to push, the side core-pulling sliding block is reset at the same time, and the ejector rod does not completely return when the side core-pulling sliding block returns to the original position, so that the ejector rod and the side core-pulling sliding block can interfere with each other, and the mold can be damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a mould resets earlier of ejector pin convenient to pre-buried copper spare to it is difficult to predetermine the problem of installing in mould benevolence with the copper spare to overcome artifical among the prior art.

(II) technical scheme

In order to solve the technical problem, the utility model provides a mandril first reset die convenient for pre-embedding a copper part, which comprises a fixed die, a movable die and a thimble panel, wherein the thimble panel is fixed with a first guide post, the movable die is provided with a first guide hole, and the thimble panel is slidably arranged on the movable die and is used for ejecting a workpiece on the movable die when the die is opened; a movable mould core is installed in the movable mould, a plurality of thimble holes and pre-buried holes are formed in the movable mould core, thimbles are fixed on the thimble panel and penetrate through the thimble holes, a reset pin is further arranged at one end of the thimble panel and is externally connected with a driving device, the pre-buried holes are used for adding copper threaded pieces in the movable mould core in advance, and the reset pin is used for driving the thimble panel and the thimbles to reset so as to add the copper threaded pieces conveniently and avoid omission; during operation, the movable mould is opened after moving, the thimble panel drives the thimble motion is ejecting the back with the work piece, and external drive arrangement passes through the round pin that resets drives the thimble resets, puts into pre-buried copper spare again in the embedded hole.

Further, a bottom plate is installed on one side of the movable die, a cavity is formed in the bottom plate, the ejector pin panel is arranged in the cavity, a through hole is further formed in the bottom plate, and the reset pin penetrates through the through hole and then is connected with an external driving device.

Furthermore, a second guide post is installed on the movable die, a second guide hole corresponding to the second guide post is formed in the fixed die, and the movable die can move accurately when the die is opened and closed due to the second guide post and the second guide hole.

Further, still be equipped with cover half benevolence in the cover half, be equipped with the first mouth of moulding plastics on the cover half benevolence, still be equipped with the second on the cover half and mould plastics the mouth, the second mould plastics the mouth with first mouthful intercommunication of moulding plastics.

(III) advantageous effects

The utility model relates to a mould resets earlier of ejector pin convenient to pre-buried copper spare is equipped with the pre-buried hole on its movable mould benevolence, can be with taking in the threaded copper spare is pre-buried to movable mould benevolence for the work piece need not to install the copper spare in addition after injection moulding, and installs the round pin that resets on the thimble panel of movable mould, and the outside drive arrangement pulling of accessible resets and makes the thimble reset, so that the workman puts into the pre-buried downthehole with the threaded copper spare, and is difficult to appear the phenomenon of omitting.

Drawings

Fig. 1 is a perspective view of a mandrel first-resetting mold for embedding copper parts conveniently;

fig. 2 is an exploded view of the ejector rod first resetting mold convenient for embedding the copper part in advance;

FIG. 3 is a perspective view of a movable mold core of the ejector rod first-resetting mold for embedding copper parts in advance according to the present invention;

fig. 4 is the utility model relates to a fixed die stereogram of ejector pin mould that resets earlier convenient to pre-buried copper spare.

Wherein: the injection molding device comprises a fixed mold 1, a movable mold 2, an ejector pin panel 3, a first guide post 4, a first guide hole 5, a movable mold core 6, an ejector pin hole 7, a pre-buried hole 8, an ejector pin 9, a reset pin 10, a base plate 11, a cavity 12, a through hole 13, a second guide post 14, a second guide hole 15, a fixed mold core 16, a first injection molding opening 17 and a second injection molding opening 18.

Detailed Description

Referring to fig. 1 to 4, in order to solve the above technical problem, the utility model provides a mandrel resetting mold facilitating pre-embedding of a copper part, which comprises a fixed mold 1, a movable mold 2 and a thimble panel 3, wherein the thimble panel 3 is fixed with a first guide post 4, the movable mold 2 is provided with a first guide hole 5, the first guide hole 5 is matched with the first guide post 4, so that the thimble panel 3 can be slidably mounted on the movable mold 2; install movable mould benevolence 6 in the movable mould 2, be equipped with a plurality of thimble holes 7 and pre-buried hole 8 on this movable mould benevolence 6, be fixed with thimble 9 on the thimble panel 3, thimble 9 passes this thimble hole 7, the one end of thimble panel 3 still is equipped with the round pin 10 that resets, the external drive arrangement of round pin 10 that should reset, thimble panel 3 is used for driving the ejecting work piece of thimble 9 at the die sinking, the work piece takes out the back and needs to drive thimble panel 3 through the round pin 10 that resets by external drive device and resets, be used for placing predetermined screw thread copper spare in the pre-buried hole 8, comparatively conveniently put screw thread copper spare when thimble 9 resets, and be difficult to leak and put.

Referring to fig. 1 and 2, a bottom plate 11 is installed on one side of the movable mold 2, a cavity 12 is disposed on the bottom plate 11, the thimble panel 3 is disposed in the cavity 12, a through hole 13 is further disposed on the bottom plate 11, and the reset pin 10 is connected to an external driving device after passing through the through hole 13.

Referring to fig. 2 and 4, a second guide post 14 is mounted on the movable mold 2, a second guide hole 15 corresponding to the second guide post 14 is arranged on the fixed mold 1, the second guide post 14 is separated after sliding along the second guide hole 15 when the mold is opened, and the second guide hole 15 enables the mold opening and closing of the movable mold 2 to keep horizontal track movement, so that deviation is avoided; in this embodiment, the fixed mold 1 is further provided with a fixed mold core 16, the fixed mold core 16 is provided with a first injection port 17, the fixed mold 1 is further provided with a second injection port 18, the second injection port 18 is communicated with the first injection port 17, and raw materials are injected into the fixed mold core through the second injection port 18.

The utility model relates to a mould resets earlier of ejector pin convenient to pre-buried copper spare, be equipped with the pre-buried hole on its movable mould benevolence, can be with taking in the pre-buried movable mould benevolence of screwed copper spare, make the work piece need not to install copper spare in addition after injection moulding, and install thimble panel on the movable mould slidable, install the round pin that resets on this thimble panel, after the ejecting completion of previous work piece, the outside drive arrangement pulling of accessible resets and resets round pin messenger thimble panel and reset, so that the workman puts into the pre-buried hole with screw thread copper spare before next moulding plastics, owing to got rid of the hindrance of the thimble to the sight, make the workman be difficult to appear the phenomenon of omitting when putting.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a mould resets earlier of ejector pin convenient to pre-buried copper spare, includes cover half (1), movable mould (2) and thimble panel (3), its characterized in that: a first guide post (4) is fixed on the ejector pin panel (3), a first guide hole (5) is formed in the movable die (2), and the ejector pin panel (3) is slidably mounted on the movable die (2); a movable mould core (6) is installed in the movable mould (2), a plurality of thimble holes (7) and pre-buried holes (8) are formed in the movable mould core (6), thimbles (9) are fixed on the thimble panel (3), the thimbles (9) penetrate through the thimble holes (7), a reset pin (10) is further arranged at one end of the thimble panel (3), and the reset pin (10) is externally connected with a driving device; during work, the movable die (2) is opened, after the ejector pin (9) ejects a workpiece out, the reset pin (10) drives the ejector pin (9) to reset, and embedded copper parts are placed in the embedded holes (8).

2. The ejector rod early-resetting mould convenient for embedding copper parts as claimed in claim 1, is characterized in that: bottom plate (11) are installed to one side of movable mould (2), be equipped with cavity (12) on bottom plate (11), thimble panel (3) are arranged in cavity (12), still be equipped with through-hole (13) on bottom plate (11), reset pin (10) pass through-hole (13).

3. The ejector rod early-resetting mould convenient for embedding copper parts as claimed in claim 1, is characterized in that: and a second guide post (14) is installed on the movable die (2), and a second guide hole (15) corresponding to the second guide post (14) is formed in the fixed die (1).

4. The ejector rod early-resetting mould convenient for embedding copper parts as claimed in claim 1, is characterized in that: the injection molding die is characterized in that a fixed die core (16) is further arranged in the fixed die (1), and a first injection molding opening (17) is formed in the fixed die core (16).

5. The ejector rod early-resetting mould convenient for embedding copper parts as claimed in claim 4, is characterized in that: still be equipped with the second on cover half (1) and mould plastics mouth (18), the second mould plastics mouth (18) with first mouth (17) intercommunication of moulding plastics.