CN210910885U

CN210910885U - Injection molding device for production of power adapter shell

Info

Publication number: CN210910885U
Application number: CN201921598929.3U
Authority: CN
Inventors: 梁仕安; 周念; 覃继丹
Original assignee: Chenzhou Hechuang Plastic Products Co ltd
Current assignee: Chenzhou Hechuang Plastic Products Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-03
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a device of moulding plastics is used in production of power adapter shell, the on-line screen storage device comprises a base, the top outer wall of base has the bed die through the fix with screw, and the top outer wall both sides of base all have the pneumatic cylinder through the fix with screw, the piston rod one end of pneumatic cylinder has the roof through the fix with screw, and the inner wall bottom of roof has last mould through the fix with screw, the top outer wall of roof has the heat preservation shell through the fix with screw, and the inner wall of heat preservation shell has an injection molding section of thick bamboo through the fix with screw, the outer wall of an injection molding section of thick bamboo has the heating pipe through the fix with screw, and the bottom outer wall of a section of thick bamboo of moulding. The utility model discloses can reduce the influence of bubble to the quality of moulding plastics, utilize the heating pipe to heat the inside raw materials of a section of thick bamboo of moulding plastics, the heat preservation shell reduces thermal scattering and disappearing, helps preventing that the too early cooling of raw materials from blockking up the pipeline of moulding plastics, helps improving the quality of moulding plastics and accelerates production speed.

Description

Injection molding device for production of power adapter shell

Technical Field

The utility model relates to a power adapter shell apparatus for producing technical field especially relates to a power adapter shell production is with device of moulding plastics.

Background

The shell of the power adapter is a cuboid plastic shell generally, and is formed by processing in an injection molding mode, and the existing injection molding device for the shell of the power adapter generally comprises an upper mold, a lower mold and an injection molding pipeline.

Through retrieval, chinese patent publication is CN208529579U in, discloses a power adapter is injection moulding device for shell, including work platen, injection tube, hopper, connecting rod, screw rod and motor, the rotor plate is installed to work platen one side, the welding of work platen one side has the fixed block, the both ends of connecting rod rotate with two fixed blocks respectively and are connected, connecting rod and rotor plate fixed connection, the device be convenient for keep the injection tube to align with the mould, can improve production efficiency, but in the process of moulding plastics, because the gas of mould inside can't in time get rid of when raw materials pours into the mould into inside fast, cause the bubble in the product easily, influence product quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection molding device for producing a power adapter shell.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection molding device for producing a power adapter shell comprises a base, wherein a lower mold is fixed on the outer wall of the top of the base through a screw, and both sides of the outer wall of the top part of the base are fixed with hydraulic cylinders through screws, one end of a piston rod of each hydraulic cylinder is fixed with a top plate through a screw, an upper die is fixed at the bottom of the inner wall of the top plate through a screw, a heat preservation shell is fixed at the outer wall of the top plate through a screw, an injection molding cylinder is fixed on the inner wall of the heat preservation shell through a screw, a heating pipe is fixed on the outer wall of the injection molding cylinder through a screw, and the outer wall of the bottom of the injection cylinder and the outer wall of the top of the upper mould are both provided with injection pipe insertion holes, the inner wall of each injection pipe insertion hole is inserted with an injection pipe, the outer wall of the top of the upper mould is provided with an air exhaust hole, and the inner wall of the exhaust hole is inserted with an exhaust tube, the outer wall of the bottom of the top plate is fixed with a vacuum pump through a screw, and the exhaust tube is inserted at the exhaust end of the vacuum pump.

Preferably, conveying shaft mounting holes are formed in the inner walls of the two sides of the injection molding barrel, the inner wall of each conveying shaft mounting hole is connected with a conveying shaft through a bearing, a conveying motor is fixed to the outer wall of one side of the injection molding barrel through screws, and an output shaft of the conveying motor is fixed to the outer wall of one end of the conveying shaft through a coupler.

Preferably, the outer wall of the top of the injection molding cylinder is provided with a feeding hole, and the inner wall of the feeding hole is inserted with a feeding pipe.

Preferably, a cooling box and a heating box are respectively fixed on two sides of the inner wall of the top of the base through screws, circulating pipe insertion holes are formed in the outer walls of the cooling box and the heating box and the outer wall of the lower die, and circulating pipes are inserted into the inner walls of the circulating pipe insertion holes.

Preferably, the inner walls of the cooling box and the heating box are both fixed with water pumps through screws, and the water outlet ends of the water pumps are inserted into the inner wall of one end of the circulating pipe.

Preferably, the inner wall of the lower die is provided with a heat exchange cavity, and the circulating pipe is inserted in the inner wall of the heat exchange cavity.

Compared with the prior art, the utility model provides a device of moulding plastics is used in production of power adapter shell possesses following beneficial effect:

1. this power adapter shell production is with device of moulding plastics, through the vacuum pump and the exhaust tube that set up, before moulding plastics, take out the inside gas of mould and bed die through the vacuum pump, can reduce the influence of bubble to the quality of moulding plastics.

2. This device of moulding plastics is used in production of power adapter shell, through heat preservation shell and the heating pipe that sets up, utilize the heating pipe to heat the inside raw materials of a section of thick bamboo of moulding plastics, the heat preservation shell reduces thermal scattering and disappearing, helps preventing that the too early cooling of raw materials from blockking up the pipeline of moulding plastics.

3. This power adapter shell production is with device of moulding plastics, through cooler bin and the heating cabinet that sets up, at the in-process of moulding plastics, utilize the inside high-temperature liquid of heating cabinet to heat the bed die, mould plastics and accomplish the back and accelerate product cooling shaping through the inside coolant liquid of cooler bin, help improving the quality of moulding plastics and accelerate production speed.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure is favorable to improving the quality of moulding plastics.

Drawings

Fig. 1 is a schematic view of an overall structure of an injection molding device for producing a power adapter housing according to embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional structural view of a heat preservation shell of an injection molding device for producing a power adapter shell, which is provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of an injection molding apparatus base for producing a power adapter shell according to embodiment 2 of the present invention.

In the figure: 1-base, 2-lower mould, 3-hydraulic cylinder, 4-upper mould, 5-vacuum pump, 6-top plate, 7-conveying motor, 8-injection cylinder, 9-heat preservation shell, 10-injection pipe, 11-charging pipe, 12-conveying shaft, 13-heating pipe, 14-cooling box, 15-heating box and 16-circulating pipe.

Detailed Description

Example 1

Referring to fig. 1-2, an injection molding device for producing a power adapter shell comprises a base 1, a lower mold 2 is fixed on the outer wall of the top of the base 1 through screws, hydraulic cylinders 3 are fixed on two sides of the outer wall of the top of the base 1 through screws, a top plate 6 is fixed on one end of a piston rod of the hydraulic cylinder 3 through screws, an upper mold 4 is fixed on the bottom of the inner wall of the top plate 6 through screws, a heat preservation shell 9 is fixed on the outer wall of the top plate 6 through screws, an injection molding cylinder 8 is fixed on the inner wall of the heat preservation shell 9 through screws, a heating pipe 13 is fixed on the outer wall of the injection molding cylinder 8 through screws, injection molding pipe insertion holes are formed in the outer wall of the bottom of the injection molding cylinder 8 and the outer wall of the top of the upper mold 4, injection molding pipes 10 are inserted in the inner walls of the injection molding pipe insertion holes, air suction pipes are inserted in the outer walls, and the exhaust tube is inserted into the exhaust end of the vacuum pump 5.

The utility model discloses in, the both sides inner wall of a section of thick bamboo 8 of moulding plastics has all opened carries the axle mounting hole, and carries the inner wall of axle mounting hole to be connected with through the bearing and carry axle 12, and one side outer wall of a section of thick bamboo 8 of moulding plastics has conveying motor 7 through the fix with screw, and conveying motor 7's output shaft is fixed in the one end outer wall of carrying axle 12 through the shaft coupling.

The utility model discloses in, the top outer wall of a section of thick bamboo 8 of moulding plastics is opened there is the charge cavity, and the inner wall of charge cavity is pegged graft and is had filling tube 11.

The working principle is as follows: starting 3 pulling roofs of pneumatic cylinder 6 and descending, make go up

mould

4 and 2 pressfittings of bed die, start vacuum pump 5 and take out the gas between mould 4 and the bed die 2, the raw materials is sent into a section of thick bamboo 8 inside of moulding plastics through filling tube 11, open heating pipe 13 and heat the inside raw materials of a section of thick bamboo 8 of moulding plastics, start conveying motor 7 and drive and carry axle 12 rotation, the raw materials pours into between mould 4 and the bed die 2 through injection molding pipe 10, the completion back is moulded plastics.

Example 2

Referring to fig. 3, an injection molding device for producing a power adapter shell is characterized in that a cooling box 14 and a heating box 15 are respectively fixed on two sides of the inner wall of the top of a base 1 through screws, circulating pipe insertion holes are respectively formed in the outer walls of the cooling box 14 and the heating box 15 and the outer wall of a lower die 2, and circulating pipes 16 are inserted into the inner walls of the circulating pipe insertion holes.

Wherein, the inner walls of the cooling box 14 and the heating box 15 are both fixed with water pumps by screws, and the water outlet ends of the water pumps are inserted into the inner wall of one end of the circulating pipe 16.

Wherein, the inner wall of the lower die 2 is provided with a heat exchange cavity, and the circulating pipe 16 is inserted in the inner wall of the heat exchange cavity.

The working principle is as follows: in the injection molding process, high-temperature liquid in the heating box 15 is sent into a heat exchange cavity in the lower mold 2 through a water pump to heat injection molding raw materials, and after injection molding is finished, cooling liquid in the cooling box 14 is injected into the heat exchange cavity through the circulating pipe 16 to accelerate cooling molding of products.

Claims

1. An injection molding device for producing a power adapter shell comprises a base (1) and is characterized in that a lower mold (2) is fixed on the outer wall of the top of the base (1) through screws, hydraulic cylinders (3) are fixed on two sides of the outer wall of the top of the base (1) through screws, a top plate (6) is fixed on one end of a piston rod of each hydraulic cylinder (3) through screws, an upper mold (4) is fixed on the bottom of the inner wall of each top plate (6) through screws, a heat preservation shell (9) is fixed on the outer wall of the top of each top plate (6) through screws, an injection molding cylinder (8) is fixed on the inner wall of each heat preservation shell (9) through screws, a heating pipe (13) is fixed on the outer wall of each injection molding cylinder (8) through screws, injection molding pipe insertion holes are formed in the outer wall of the bottom of each injection molding cylinder (8) and the outer wall of the top of each upper mold, the outer wall of the top of the upper die (4) is provided with an air exhaust hole, an air exhaust pipe is inserted into the inner wall of the air exhaust hole, the outer wall of the bottom of the top plate (6) is fixed with a vacuum pump (5) through a screw, and the air exhaust pipe is inserted into an air exhaust end of the vacuum pump (5).

2. The injection molding device for producing the power adapter shell as claimed in claim 1, wherein the injection molding barrel (8) is provided with a conveying shaft mounting hole on both inner walls thereof, the conveying shaft (12) is connected to the inner wall of the conveying shaft mounting hole through a bearing, the conveying motor (7) is fixed to the outer wall of one side of the injection molding barrel (8) through a screw, and the output shaft of the conveying motor (7) is fixed to the outer wall of one end of the conveying shaft (12) through a coupling.

3. An injection molding device for producing a power adapter shell as claimed in claim 2, wherein the outer wall of the top of the injection molding cylinder (8) is provided with a feeding hole, and the inner wall of the feeding hole is inserted with a feeding pipe (11).

4. The injection molding device for producing the power adapter shell as claimed in claim 1, wherein a cooling box (14) and a heating box (15) are respectively fixed on two sides of the inner wall of the top of the base (1) through screws, circulation pipe insertion holes are formed in the outer walls of the cooling box (14) and the heating box (15) and the outer wall of the lower die (2), and circulation pipes (16) are inserted into the inner walls of the circulation pipe insertion holes.

5. The injection molding device for producing the power adapter shell as claimed in claim 4, wherein the inner walls of the cooling box (14) and the heating box (15) are both fixed with water pumps through screws, and the water outlet ends of the water pumps are inserted into the inner wall of one end of the circulating pipe (16).

6. An injection molding apparatus for producing a power adapter housing as claimed in claim 5, wherein the inner wall of the lower mold (2) is provided with a heat exchange cavity, and the circulation pipe (16) is inserted into the inner wall of the heat exchange cavity.