CN216506583U

CN216506583U - Cooling and demolding device for injection molding

Info

Publication number: CN216506583U
Application number: CN202123035793.5U
Authority: CN
Inventors: 汪风清
Original assignee: Kunshan Kejia Electronic Technology Co ltd
Current assignee: Kunshan Kejia Electronic Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-13
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to the technical field of injection molding, and discloses a cooling and demolding device for injection molding, which comprises a water storage tank, wherein a top cover is arranged on a movable cover at the top end of the water storage tank, a pair of molds are movably arranged on the upper surface of the top cover, injection molding openings are formed in the tops of opposite end surfaces of the pair of molds, and mold opening mechanisms are arranged on two sides of the pair of molds; the die sinking mechanism is including installing the installing frame at the mould both ends, and the installing frame is kept away from a terminal surface of mould and is fixed with the connecting block, and it is a pair of the screw thread wears to be equipped with two-way screw rod between two connecting blocks with one side of mould, and the both ends of two-way screw rod are passed through the fixed plate and are rotated and install on the top cap, one of them install the motor of being connected with two-way screw rod drive on the fixed plate. This mould plastics with cooling shedder, easily opening and close of mould has improved the production efficiency of VR equipment, and the practicality is strong.

Description

Cooling and demolding device for injection molding

Technical Field

The utility model relates to the technical field of injection molding, in particular to a cooling and demolding device for injection molding.

Background

Injection molding, also known as injection molding, is a method of stirring a completely molten plastic material by a screw at a certain temperature, injecting the material into a mold cavity under high pressure, and cooling and solidifying the material to obtain a molded article. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products and capability of forming workpieces with complex shapes.

At present, the shell of VR equipment generally adopts injection moulding process in process of production, however, current injection moulding device mould is opened and close and the injection molding drawing of patterns is convenient inadequately, causes the influence to production efficiency, consequently, needs further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cooling demoulding device for injection moulding, which aims to solve the problems that the traditional injection moulding device is inconvenient to open and close a mould and an injection moulding piece is inconvenient to demould in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a cooling demoulding device for injection moulding comprises a water storage tank, a top cover is arranged on a movable cover at the top end of the water storage tank,

a pair of molds is movably arranged on the upper surface of the top cover, injection molding openings are formed in the tops of the opposite end surfaces of the pair of molds, and mold opening mechanisms are arranged on two sides of the pair of molds;

the die sinking mechanism is including installing the installing frame at the mould both ends, and the installing frame is kept away from a terminal surface of mould and is fixed with the connecting block, and it is a pair of the screw thread wears to be equipped with two-way screw rod between two connecting blocks with one side of mould, and the both ends of two-way screw rod are passed through the fixed plate and are rotated and install on the top cap, one of them install the motor of being connected with two-way screw rod drive on the fixed plate.

Preferably, a through groove is formed in the middle of the top cover, a conveying belt is arranged at the top in the water storage tank, and one end of the conveying belt penetrates through the side wall of the water storage tank.

Preferably, a truss is arranged in the water storage tank below the conveying belt, and a fan is mounted on the truss.

Preferably, it is a pair of one side that the mould was kept away from each other is equipped with drawing of patterns subassembly, drawing of patterns subassembly includes the sleeve that the level set up, and the one end that the mould was kept away from to the sleeve is passed through the mounting panel and is fixed on the overhead gage, the push rod is worn to be equipped with in the one end activity that the sleeve is close to the mould, and the one end that the push rod is located sleeve inside is equipped with the dog, is connected with the spring between the end wall that the push rod was kept away from to dog and sleeve inside, telescopic one end is kept away from to the push rod is connected with the ejector pad, and the ejector pad activity runs through the mould.

Preferably, a refrigeration coil is laid on the bottom wall inside the water storage tank, and a discharge chute for the conveying belt to pass through is formed in one side wall of the water storage tank.

Preferably, the bottom end of the mounting frame extends out of the bottom of the mold and is in sliding abutting joint with the side wall of the through groove.

In conclusion, the technical effects and advantages of the utility model are as follows: the pair of dies can be driven to slide close to or away from each other by the driving of the motor and the bidirectional screw rod, so that the pair of dies can be closed and opened stably and conveniently; the mold can be rapidly demolded after the mold is opened by pushing the push rod and the push block, and meanwhile, the thrust of the push block on an injection molding piece in the demolding process can be reduced by utilizing the buffering of the spring, so that the product quality is ensured; through the conveying of conveyer belt, the refrigeration of refrigeration coil pipe and the air supply of fan, can cool off when carrying the injection molding, improve production efficiency.

Drawings

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

FIG. 2 is a schematic view of the top cover structure of the present invention;

FIG. 3 is a schematic structural view of a stripper assembly of the present invention;

fig. 4 is a schematic view of the internal structure of a cistern according to the utility model.

Description of reference numerals:

1. a water storage tank; 2. a top cover; 3. a mold; 4. a mold opening mechanism; 5. a demolding component; 6. a conveyor belt; 7. installing a frame; 8. connecting blocks; 9. an injection molding port; 10. a bidirectional screw; 11. a through groove; 12. a fixing plate; 13. a motor; 14. a sleeve; 15. a push rod; 16. a stopper; 17. a push block; 18. a spring; 19. a truss; 20. a fan; 21. a refrigeration coil.

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. 1-4, a cooling and demolding device for injection molding comprises a water storage tank 1, a top cover 2 is movably arranged at the top end of the water storage tank 1, the top cover 2 can be taken up and moved, maintenance of the device is facilitated, a pair of molds 3 are movably arranged on the upper surface of the top cover 2, an injection molding opening 9 is formed in the top of one end face of each of the pair of molds 3 in the opposite direction, the pair of molds 3 are closed, and a plastic solution for manufacturing a VR device shell is injected from the injection molding opening 9 and can be subjected to injection molding;

referring to fig. 1-2, a pair of molds 3 are provided with mold opening mechanisms 4 on both sides; mold opening mechanism 4 is including installing frame 7 at 3 both ends of mould, installing frame 7 passes through the screw and is connected with mould 3, be favorable to the dismantlement of mould to change, installing frame 7 is kept away from a terminal surface of mould 3 and is fixed with connecting block 8, it wears to be equipped with two-way screw 10 to lie in the screw between two connecting blocks 8 of a pair of mould 3 with one side, two-way screw 10 is rotatory, can order to about a pair of connecting block 8 with one side and be close to each other or keep away from the removal, a pair of connecting block 8 is close to each other, it is closed to drive a pair of mould 3, a pair of mould 3 is kept away from each other to a pair of connecting block 8, it opens to drive a pair of mould 3, two-way screw 10's both ends are installed on top cap 2 through fixed plate 12 rotation, wherein install the motor 13 with two-way screw 10 drive connection on a fixed plate 12, positive and negative drive through motor 13, drive two-way screw 10 positive and negative rotation.

Referring to fig. 1-2, 7 bottom ends of the mounting frame extend out of the bottom of the mold 3 and are in sliding butt joint with the side wall of the through groove 11, the connecting block 8 drives the mold 3 to move, the bottom ends of the mounting frame 7 are in sliding butt joint with the side wall of the through groove 11, the opening and closing stability of the mold 3 can be improved, the through groove 11 is arranged in the middle of the top cover 2, the conveying belt 6 is arranged at the top of the water storage box 1, one end of the conveying belt 6 penetrates through the side wall of the water storage box 1, a discharging groove for the conveying belt 6 to pass through is formed in one side wall of the water storage box 1, after the mold 3 is opened, an injection molding piece falls on the conveying belt 6, and the conveying belt 6 can be used for conveying to the next process.

Referring to fig. 2-3, a demolding assembly 5 is arranged on one side of each of a pair of molds 3, the demolding assembly 5 comprises a horizontally arranged sleeve 14, one end of the sleeve 14, which is far away from the mold 3, is fixed on the top cover 2 through a mounting plate, a push rod 15 is movably arranged at one end of the sleeve 14, which is close to the mold 3, in a penetrating manner, a stopper 16 is arranged at one end of the push rod 15, which is located inside the sleeve 14, a sliding device of the stopper 16 is arranged inside the sleeve 14, and plays a limiting role, a spring 18 is connected between the stopper 16 and an end wall of the sleeve 14, which is far away from the push rod 15, one end of the push rod 15, which is far away from the sleeve 14, is connected with a push block 17, the push block 17 movably penetrates through the molds 3, when the pair of molds are opened, the push block 17 can push the injection molding part in the mold 3 to fall off, so as to achieve the purpose of rapid demolding, and when demoulding, the spring 18 impels the push block 17 to slowly push the injection molding piece, thereby avoiding the damage of the injection molding piece caused by direct push and collision.

Referring to fig. 4, the refrigeration coil 21 is laid on the bottom wall inside the water storage tank 1, the refrigeration coil 21 refrigerates water in the water storage tank 1, a truss 19 is arranged in the water storage tank 1 below the conveying belt 6, a fan 20 is installed on the truss 19, the fan 20 is started to blow air towards the conveying belt 6, cold air on the upper surface of the cold water can be blown to the conveying belt 6, and the purpose of air cooling of the injection molding piece is achieved.

When the double-screw mold opening and closing mechanism is used, the starting motor 13 drives the double-screw 10 to rotate, so that the pair of connecting blocks 8 can drive the corresponding molds 3 to mutually approach or slide away from each other, and the pair of molds 3 can be closed and opened; after the mold 3 is opened, the injection molding piece can be pushed out of the mold 3 under the pushing of the push rod 15 and the push block 17, and the pushing force of the injection molding piece in the demolding process can be relieved under the buffering of the spring 18; the injection molding after the drawing of patterns passes through logical groove 11 and falls on conveyer belt 6, is carried department water storage box 1 by conveyer belt 6, and in transportation process, adopts refrigeration coil 21 to the water refrigeration in the water storage box 1, and fan 20 can blow air conditioning air to the injection molding on conveyer belt 6, reaches the refrigerated purpose of cooling.

Finally, it should be noted that: 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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A cooling and demoulding device for injection moulding comprises a water storage tank (1), a top cover (2) is movably covered at the top end of the water storage tank (1),

the method is characterized in that: a pair of molds (3) is movably arranged on the upper surface of the top cover (2), injection molding openings (9) are formed in the tops of the opposite end surfaces of the pair of molds (3), and mold opening mechanisms (4) are arranged on two sides of the pair of molds (3);

die sinking mechanism (4) are including installing frame (7) at mould (3) both ends, and a terminal surface that mould (3) were kept away from in installing frame (7) is fixed with connecting block (8), and it is a pair of two-way screw rod (10) are worn to be equipped with to the screw thread between two connecting block (8) with one side mould (3), and the both ends of two-way screw rod (10) are passed through fixed plate (12) and are rotated and install on top cap (2), one of them install motor (13) be connected with two-way screw rod (10) drive on fixed plate (12).

2. A cooling demolding device for injection molding according to claim 1, characterized in that: a through groove (11) is formed in the middle of the top cover (2), a conveying belt (6) is arranged at the top of the interior of the water storage tank (1), and one end of the conveying belt (6) penetrates through the side wall of the water storage tank (1).

3. A cooling demolding device for injection molding according to claim 2, characterized in that: a truss (19) is arranged in the water storage tank (1) below the conveying belt (6), and a fan (20) is installed on the truss (19).

4. A cooling demolding device for injection molding according to claim 1, characterized in that: it is a pair of one side that mould (3) kept away from each other is equipped with drawing of patterns subassembly (5), drawing of patterns subassembly (5) are fixed on top cap (2) through the mounting panel including sleeve (14) that the level set up, and the one end that mould (3) were kept away from in sleeve (14), push rod (15) are worn to be equipped with in the one end activity that sleeve (14) are close to mould (3), and one end that push rod (15) are located sleeve (14) inside is equipped with dog (16), is connected with spring (18) between the end wall of dog (16) and sleeve (14) inside push rod (15) of keeping away from, the one end that sleeve (14) were kept away from in push rod (15) is connected with ejector pad (17), and ejector pad (17) activity runs through mould (3).

5. A cooling demolding device for injection molding according to claim 2, characterized in that: a refrigeration coil (21) is laid on the bottom wall inside the water storage tank (1), and a discharge chute for the conveying belt (6) to pass through is formed in one side wall of the water storage tank (1).

6. A cooling demolding device for injection molding according to claim 2, characterized in that: the bottom end of the mounting frame (7) extends out of the bottom of the mold (3) and is in sliding abutting joint with the side wall of the through groove (11).