CN215512000U

CN215512000U - Plastic mold for composite injection molding of plastic and hardware

Info

Publication number: CN215512000U
Application number: CN202122017083.3U
Authority: CN
Inventors: 杨胜尧; 刘涛; 郑建阳
Original assignee: Qingdao Jinhongxin Plastic Mould Fittings Co ltd
Current assignee: Qingdao Jinhongxin Plastic Mould Fittings Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-14
Anticipated expiration: 2031-08-25

Abstract

The utility model belongs to the technical field of plastic molds, and discloses a plastic mold for composite injection molding of plastic and hardware, which comprises an upper mold and a lower mold, wherein a mold core is embedded at the top end of the lower mold, a processing hole is formed in the top end of the mold core, an injection molding hole is formed in the upper mold, which is close to the processing hole, two ends of the inner part of the lower mold are respectively provided with a cavity groove, one end of the inner part of each cavity groove is rotatably connected with a screw rod through a bearing, one end of the screw rod, which extends to the outer part of the lower mold, is provided with a motor, the other end of the screw rod is connected with a screw pipe, and one end of the screw pipe, which is far away from the screw rod, is provided with a clamping block. The practicability of the device is greatly improved.

Description

Plastic mold for composite injection molding of plastic and hardware

Technical Field

The utility model belongs to the technical field of plastic molds, and particularly relates to a plastic mold for composite injection molding of plastic and hardware.

Background

The plastic mould is a combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming moulding, and a series of plastic parts with different shapes and sizes can be processed by the coordinated change of the convex mould, the concave mould and the auxiliary moulding system.

In chinese patent with patent number CN201520445936.5, a plastic mould that plastic and hardware compound were moulded plastics is disclosed, this utility model discloses an upper surface and the lower surface that withstood the hardware through the tucking to improve the stability of hardware, product quality and qualification rate have been guaranteed, but there are still some problems in the time of the in-service use of current device, for example, a mold core dismouting inconvenient for loading the hardware, thereby inconvenient according to the type change corresponding processing hole of hardware, the application range of device has been influenced greatly, the result of use is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic mould for composite injection molding of plastic and hardware, which aims to solve the problems of inconvenient disassembly and assembly of a mould core and poor use effect in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a plastic mould that plastic and hardware are compound to be moulded plastics, includes mould and lower mould, the top of lower mould is inlayed and is had the mold core, the processing hole has been seted up on the top of mold core, the hole of moulding plastics has been seted up near the top in processing hole to the inside of going up the mould, the chamber groove has all been seted up at the inside both ends of lower mould, the inside one end in chamber groove is rotated through the bearing and is connected with the screw rod, the screw rod extends to the outside one end of lower mould and installs the motor, and the other end of screw rod is connected with the solenoid, the one end that the screw rod was kept away from to the solenoid is installed the fixture block, the one end that the solenoid was kept away from to the fixture block extends to the inside of lower mould, the lateral wall of mold core seted up with fixture block assorted draw-in groove.

Preferably, the bottom of the mold core is provided with a positioning column, the bottom end of the lower mold is provided with a positioning groove matched with the positioning column, two ends of the bottom side of the mold core are provided with grooves, springs are arranged inside the grooves, and the bottom ends of the springs are fixed with pressing plates.

Preferably, the bottom plate is installed to the bottom of lower mould, the bottom of bottom plate is provided with anti-skidding burr.

Preferably, the spring is internally provided with a telescopic cylinder, one end of the telescopic cylinder is fixedly connected with the pressing plate, and the other end of the telescopic cylinder is fixedly connected with the mold core.

Preferably, the inner wall of the clamping groove is provided with a rubber pad, and the outer wall of the rubber pad is provided with an anti-slip groove.

Preferably, an anti-overflow ring is connected between the upper die and the lower die, and a sealing gasket is arranged on the inner wall of the lower die.

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

(1) according to the utility model, through the matching of structures such as the screw rod, the spiral tube, the clamping block and the clamping groove, the mold core can be locked in the lower mold, and meanwhile, the locking state can be released through the reverse rotation of the screw rod, so that the mold core can be pulled out, the mold core is further convenient to disassemble and assemble, the corresponding processing hole is convenient to replace according to the type of hardware, and the practicability of the device is greatly improved.

(2) According to the utility model, through the matching of the positioning column and the positioning groove, the rapid positioning connection of the mold core can be realized, the stability after the connection is greatly improved, and meanwhile, through the matching of the spring and the pressing plate, the upward thrust can be applied to the mold core when the mold core is disassembled, so that the mold core can be conveniently pulled out by workers in a labor-saving manner, the operation is simple and rapid, and the use effect of the device is greatly improved.

Drawings

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

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

FIG. 3 is an enlarged view of portion B of FIG. 1;

in the figure: 1. injection molding holes; 2. an upper die; 3. a cavity groove; 4. a screw; 5. a positioning column; 6. a lower die; 7. a base plate; 8. a mold core; 9. positioning a groove; 10. a spring; 11. a motor; 12. machining a hole; 13. a clamping block; 14. a card slot; 15. a solenoid; 16. pressing a plate; 17. a groove; 18. a telescopic cylinder.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: a plastic mould for composite injection molding of plastic and hardware comprises an upper mould 2 and a lower mould 6, wherein a mould core 8 is embedded at the top end of the lower mould 6, a processing hole 12 is formed at the top end of the mould core 8, an injection molding hole 1 is formed in the upper part of the inner part of the upper mould 2 close to the processing hole 12, cavity grooves 3 are formed in two ends of the inner part of the lower mould 6, one end of the inner part of each cavity groove 3 is rotatably connected with a screw rod 4 through a bearing, one end of each screw rod 4 extending to the outer part of the lower mould 6 is provided with a motor 11, the other end of each screw rod 4 is connected with a screw tube 15, one end of each screw tube 15 far away from the screw rod 4 is provided with a clamping block 13, one end of each clamping block 13 far away from the screw tube 15 extends to the inner part of the lower mould 6, a clamping groove 14 matched with the clamping block 13 is formed in the side wall of the mould core 8, the mould core 8 can be inserted into the lower mould 6 firstly during installation, then the screw rod 4 is driven to rotate by the motor 11 to work, so that the screw rod 4 drives the screw tube 15 to move, and then the clamping block 13 slides in the cavity grooves 3, make fixture block 13 insert in draw-in groove 14 to can lock mold core 8 in lower mould 6, can make fixture block 13 withdraw from draw-in groove 14 through screw rod 4 antiport simultaneously, can relieve the locking state, thereby can pull out mold core 8, and then be convenient for dismouting mold core 8, so that change corresponding processing hole 12 according to the type of hardware, improved the practicality of device greatly.

Further, reference column 5 is installed to mold core 8's bottom, lower mould 6's inside bottom seted up with reference column 5 assorted constant head tank 9, recess 17 has all been seted up at mold core 8's bottom side both ends, recess 17's internally mounted has spring 10, spring 10's bottom mounting has clamp plate 16, peg graft the cooperation each other with constant head tank 9 through reference column 5, can realize mold core 8's quick location and connect, and the stability after connecting has been improved greatly, simultaneously through spring 10 and clamp plate 16's cooperation, can be when dismantling mold core 8, can exert ascending thrust to mold core 8, thereby make things convenient for workman more laborsaving to pull out mold core 8, and easy operation is swift, the result of use of device is greatly improved.

Further, a bottom plate 7 is installed at the bottom of the lower die 6, the bottom plate 7 has a supporting and anti-skid function, and anti-skid convex lines are arranged at the bottom of the bottom plate 7.

Specifically, the spring 10 is internally provided with a telescopic cylinder 18, the stability of the spring 10 can be enhanced through the telescopic cylinder 18, one end of the telescopic cylinder 18 is fixedly connected with the pressure plate 16, and the other end of the telescopic cylinder 18 is fixedly connected with the mold core 8.

Specifically, the inner wall of the clamping groove 14 is provided with a rubber pad, the rubber pad has a reinforcing effect, and the outer wall of the rubber pad is provided with an anti-slip groove.

Specifically, an anti-overflow ring is connected between the upper die 2 and the lower die 6, injection molding liquid can be prevented from leaking through the anti-overflow ring, and a sealing gasket is arranged on the inner wall of the lower die 6.

The working principle and the using process of the utility model are as follows: when the utility model is used, the mold core 8 can be inserted into the lower mold 6 firstly, then the positioning column 5 is inserted into the positioning groove 9, thereby the rapid positioning connection of the mold core 8 can be realized, and the stability after the connection is greatly improved, simultaneously the pressing plate 16 is pressed in the lower mold 6 and extrudes the spring 10, then the screw rod 4 is driven to rotate by the work of the motor 11, the screw rod 4 drives the solenoid 15 to move, then the solenoid 15 pushes the fixture block 13 to slide in the cavity groove 3, the fixture block 13 is inserted into the clamping groove 14, thereby the mold core 8 can be locked in the lower mold 6, simultaneously the fixture block 13 can be withdrawn from the clamping groove 14 by the reverse rotation of the screw rod 4, the locking state can be released, thereby the mold core 8 can be pulled out, and the mold core 8 can be conveniently disassembled and assembled, so that the corresponding processing hole 12 can be replaced according to the type of hardware, the practicability of the device is greatly improved, in addition, under the matching of the spring 10 and the pressing plate 16, can exert ascending thrust to mold core 8 when dismantling mold core 8 to make things convenient for workman's more laborsaving pull out mold core 8, easy operation is swift, has improved the result of use of device greatly.

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. The utility model provides a plastic mould that compound injection moulding of plastic and hardware which characterized in that: comprises an upper die (2) and a lower die (6), a die core (8) is embedded at the top end of the lower die (6), the top end of the mold core (8) is provided with a processing hole (12), the inner part of the upper mold (2) close to the upper part of the processing hole (12) is provided with an injection molding hole (1), two ends of the inner part of the lower die (6) are both provided with cavity grooves (3), one end of the inner part of the cavity grooves (3) is rotatably connected with a screw rod (4) through a bearing, a motor (11) is arranged at one end of the screw rod (4) extending to the outside of the lower die (6), the other end of the screw rod (4) is connected with a screw tube (15), one end of the screw tube (15) far away from the screw rod (4) is provided with a clamping block (13), one end of the clamping block (13) far away from the solenoid (15) extends into the lower die (6), and a clamping groove (14) matched with the clamping block (13) is formed in the side wall of the mold core (8).

2. The plastic mold for plastic and hardware composite injection molding according to claim 1, characterized in that: the die comprises a die core (8), a positioning column (5) is installed at the bottom of the die core (8), positioning grooves (9) matched with the positioning column (5) are formed in the bottom end of the lower die (6), grooves (17) are formed in two ends of the bottom side of the die core (8), springs (10) are installed inside the grooves (17), and pressing plates (16) are fixed at the bottom ends of the springs (10).

3. The plastic mold for plastic and hardware composite injection molding according to claim 1, characterized in that: a bottom plate (7) is installed at the bottom of the lower die (6), and anti-skid convex lines are arranged at the bottom of the bottom plate (7).

4. The plastic mold for plastic and hardware composite injection molding according to claim 2, characterized in that: the spring (10) is internally provided with a telescopic cylinder (18), one end of the telescopic cylinder (18) is fixedly connected with the pressure plate (16), and the other end of the telescopic cylinder (18) is fixedly connected with the mold core (8).

5. The plastic mold for plastic and hardware composite injection molding according to claim 1, characterized in that: the inner wall of the clamping groove (14) is provided with a rubber pad, and the outer wall of the rubber pad is provided with an anti-slip groove.

6. The plastic mold for plastic and hardware composite injection molding according to claim 1, characterized in that: an anti-overflow ring is connected between the upper die (2) and the lower die (6), and a sealing gasket is arranged on the inner wall of the lower die (6).