CN215320244U

CN215320244U - PP plastic bottle raw material heating device capable of heating uniformly

Info

Publication number: CN215320244U
Application number: CN202121847450.6U
Authority: CN
Inventors: 周泉; 程正荣
Original assignee: Hubei Sandeli Plastic Packaging Co ltd
Current assignee: Hubei Sandeli Plastic Packaging Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-12-28
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a PP plastic bottle raw material heating device capable of heating uniformly, which comprises a table body, wherein a fixed cylinder is fixed on the table body, the fixed cylinder is rotatably connected with a heating cylinder, a discharge pipe is fixed on one side of the heating cylinder, and the discharge pipe is rotatably connected with a baffle plate; the motor works to drive the gear to rotate, the gear disc reversely rotates, the heating cylinder rotates on the inner side of the fixed cylinder, the polypropylene in the heating cylinder is stirred, the polypropylene is uniformly heated and melted, injection molding of a PP plastic bottle is facilitated, the electric push rod is driven to work and extend, the push plate is pushed to slide into the heating cylinder to be close to the discharge pipe, the molten polypropylene is pushed to enter the discharge pipe, the baffle plate rotates clockwise to be separated from the port of the discharge pipe, the molten polypropylene is extruded and pushed out of the discharge pipe, the molten polypropylene flows out, and injection molding is facilitated for discharge of the polypropylene.

Description

PP plastic bottle raw material heating device capable of heating uniformly

Technical Field

The utility model relates to the field of plastic bottle raw material heating, in particular to a PP plastic bottle raw material heating device capable of heating uniformly.

Background

Polypropylene, abbreviated as PP, is a semi-crystalline thermoplastic plastic, a PP plastic bottle is a plastic bottle made of polypropylene plastic by melt injection molding, and polypropylene as a raw material of the PP plastic bottle is heated and melted, which is a basic step of injection molding preparation of the PP plastic bottle.

Traditional PP plastic bottle raw materials polypropylene is heating the melting in-process, and the ejection of compact of fused polypropylene is difficult, and the preparation of moulding plastics of being not convenient for is the PP plastic bottle, influences the preparation efficiency of moulding plastics of PP plastic bottle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PP plastic bottle raw material heating device which is uniformly heated aiming at the defects of the prior art.

The utility model provides the following technical scheme: the utility model provides a PP plastic bottle raw materials heating device that is heated evenly, includes the stage body, the stage body is fixed with solid fixed cylinder, gu fixed cylinder rotates and is connected with the cartridge heater, one side of cartridge heater is fixed with the discharging pipe, the discharging pipe rotates and is connected with the baffle, the baffle contradict in the port position of discharging pipe, gu fixed cylinder sliding connection has the push pedal, gu fixed cylinder is fixed with electric putter, one side of electric putter with fixed connection between the push pedal, cartridge heater threaded connection has fixed lid, the stage body is connected with the drive structure.

Preferably, the driving structure comprises a motor, a gear and a gear disc, the table body is fixed with the motor, a rotating shaft of the motor is fixed with the gear, the outer wall of the heating cylinder is fixed with the gear disc, and the gear disc is meshed with the gear.

Preferably, the baffle is rotatably connected with a connecting rod, the discharge pipe is slidably connected with a sliding block, the sliding block is rotatably connected with the connecting rod, and a spring is fixed between the sliding block and the discharge pipe.

Preferably, the inside of cartridge heater is fixed with the guide cover, one side of guide cover with the discharging pipe is contradicted, the cartridge heater is equipped with the material mouth, fixed lid contradict in the inside of material mouth.

Preferably, the table body is abutted with a ball, and the ball is in rolling connection with the outer wall of the heating cylinder.

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

1. the motor of the utility model drives the gear to rotate, so that the gear disc rotates reversely, the heating cylinder rotates at the inner side of the fixed cylinder, and the polypropylene in the heating cylinder is stirred, so that the polypropylene is uniformly heated and melted, and the injection molding of the PP plastic bottle is facilitated.

2. After the polypropylene is melted, the electric push rod is driven to work and extend, the push plate is pushed to slide into the heating cylinder to be close to the discharge pipe, the molten polypropylene is pushed into the discharge pipe, the baffle plate rotates clockwise to be separated from the port of the discharge pipe, the molten polypropylene is extruded and pushed out of the discharge pipe, the molten polypropylene flows out, and the injection molding of the discharge of the polypropylene is facilitated.

3. When the molten polypropylene is pushed by the push plate to be pushed out of the discharge pipe, the baffle plate rotates clockwise, the connecting rod moves, the sliding block is pulled to slide the extension spring, after the polypropylene is discharged, the connecting rod is pulled to reset by the elastic force of the spring, the baffle plate rotates anticlockwise to reset and block the discharge pipe, the next batch of polypropylene is melted conveniently, the heat loss is reduced, and the polypropylene heating and melting efficiency is improved.

Drawings

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

FIG. 2 is a schematic structural view of a heating cartridge and a fixed cartridge according to the present invention;

FIG. 3 is a schematic cross-sectional view of a cartridge heater, a discharge tube and a baffle of the present invention;

FIG. 4 is a schematic diagram showing the moving state of the push plate and the rotation state of the baffle plate.

In the figure: 1. the device comprises a heating cylinder, 2, a fixed cylinder, 3, a table body, 4, an electric push rod, 5, a push plate, 6, a discharge pipe, 7, a baffle, 8, a fixed cover, 9, a motor, 10, a gear, 11, a gear disc, 12, a ball, 13, a material guide cover, 14, a material port, 15, a connecting rod, 16, a sliding block, 17 and a spring.

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, the present invention provides a technical solution: a PP plastic bottle raw material heating device with uniform heating comprises a table body 3, wherein a fixed cylinder 2 is fixed on the table body 3, the fixed cylinder 2 is rotatably connected with a heating cylinder 1, a discharge pipe 6 is fixed on one side of the heating cylinder 1, the discharge pipe 6 is rotatably connected with a baffle 7, the baffle 7 is abutted to the port position of the discharge pipe 6, the fixed cylinder 2 is slidably connected with a push plate 5, an electric push rod 4 is fixed on the fixed cylinder 2, one side of the electric push rod 4 is fixedly connected with the push plate 5, a fixed cover 8 is in threaded connection with the heating cylinder 1, and the table body 3 is connected with a driving structure; fixing a table body 3 with the ground, moving a heating furnace to the bottom end of a heating cylinder 1, supplying heat to the heating cylinder 1 through the heating furnace, separating the heating cylinder 1 by rotating a fixing cover 8, pouring polypropylene which is a raw material for injection molding of a PP plastic bottle into the heating cylinder 1, screwing the fixing cover 8 into the heating cylinder 1, heating the heating cylinder 1 through the heating furnace to ensure that the polypropylene is heated and melted, starting an external power switch of a motor 9 to ensure that the motor 9 works to drive a gear 10 to rotate, enabling a gear disc 11 to rotate reversely, enabling the heating cylinder 1 to rotate at the inner side of a fixing cylinder 2, stirring the polypropylene in the heating cylinder 1 to ensure that the polypropylene is uniformly heated and melted, facilitating the injection molding of the PP plastic bottle, driving the heating cylinder 1 to rotate to ensure that the fixing cover 8 is moved to be positioned at the top end of the heating cylinder 1 after the polypropylene is melted, stopping the motor 9 to work, driving an electric push rod 4 to extend to drive a push plate 5 to slide into the heating cylinder 1 to be close to 6, promote in fused polypropylene gets into discharging pipe 6, make baffle 7 rotate clockwise and break away from discharging pipe 6 port, push out discharging pipe 6 with the extrusion of fused polypropylene, make the outflow of fused polypropylene, the ejection of compact of the polypropylene of being convenient for is moulded plastics.

As a technical optimization scheme of the utility model, the driving structure comprises a motor 9, a gear 10 and a gear disc 11, the motor 9 is fixed on the table body 3, the gear 10 is fixed on a rotating shaft of the motor 9, the gear disc 11 is fixed on the outer wall of the heating cylinder 1, and the gear disc 11 is in meshing connection with the gear 10, so that the heating cylinder 1 is driven to rotate to stir polypropylene.

As a technical optimization scheme of the utility model, the baffle 7 is rotationally connected with the connecting rod 15, the discharge pipe 6 is slidably connected with the sliding block 16, the sliding block 16 is rotationally connected with the connecting rod 15, the spring 17 is fixed between the sliding block 16 and the discharge pipe 6, when the molten polypropylene is pushed by the push plate 5 to be pushed out of the discharge pipe 6, the baffle 7 is rotated clockwise, the connecting rod 15 is moved, the sliding block 16 is pulled to slide the extension spring 17, after the discharge of the polypropylene is finished, the connecting rod 15 is pulled to reset by the elasticity of the spring 17, the baffle 7 is rotated counterclockwise to reset to block the discharge pipe 6, the melting of the next batch of polypropylene is facilitated, the heat loss is reduced, and the heating and melting efficiency of the polypropylene is improved.

As a technical optimization scheme of the utility model, a material guide cover 13 is fixed inside a heating cylinder 1, one side of the material guide cover 13 is abutted against a discharge pipe 6, the heating cylinder 1 is provided with a material port 14, a fixed cover 8 is abutted against the inside of the material port 14, and the arrangement of the flow guide cover 13 is beneficial to moving a push plate 5 to push molten polypropylene into the discharge pipe 6 for feeding, and the push plate 5 is enabled to slide and reset by driving an electric push rod 4 to work and contract.

As a technical optimization scheme of the utility model, the table body 3 is abutted with the round beads 12, the round beads 12 are in rolling connection with the outer wall of the heating cylinder 1, and the round beads 12 connected with the table body 3 support the heating cylinder 1, so that the heating cylinder 1 is favorably rotated to stir polypropylene.

The working principle is as follows: the utility model fixes the table body 3 with the ground, moves the heating furnace to the bottom end of the heating cylinder 1, supplies heat to the heating cylinder 1 through the heating furnace, the fixing cover 8 is rotated to be separated from the heating cylinder 1, raw material polypropylene for injection molding of the PP plastic bottle is poured into the heating cylinder 1, the fixing cover 8 is screwed into the heating cylinder 1, the heating cylinder 1 is heated by heating of a heating furnace, the polypropylene is heated and melted, after the polypropylene is melted, the heating cylinder 1 is driven to rotate to enable the fixed cover 8 to move and be positioned at the top end of the heating cylinder 1, the motor 9 stops working, at this moment, the electric push rod 4 is driven to work and extend, the push plate 5 is pushed to slide into the heating cylinder 1 to be close to the discharge pipe 6, the molten polypropylene is pushed into the discharge pipe 6, the baffle 7 is enabled to rotate clockwise to be separated from the port of the discharge pipe 6, the molten polypropylene is pushed out of the discharge pipe 6 in an extrusion mode, the molten polypropylene flows out, and injection molding is conducted on the discharge of the polypropylene conveniently.

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 PP plastic bottle raw materials heating device who is heated evenly, includes stage body (3), its characterized in that: the stage body (3) are fixed with solid fixed cylinder (2), gu fixed cylinder (2) rotate and are connected with cartridge heater (1), one side of cartridge heater (1) is fixed with discharging pipe (6), discharging pipe (6) rotate and are connected with baffle (7), baffle (7) contradict in the port position of discharging pipe (6), gu fixed cylinder (2) sliding connection has push pedal (5), gu fixed cylinder (2) are fixed with electric putter (4), one side of electric putter (4) with fixed connection between push pedal (5), cartridge heater (1) threaded connection has fixed lid (8), stage body (3) are connected with the drive structure.

2. The heating device for PP plastic bottle raw material uniformly heated according to claim 1, wherein: the drive structure includes motor (9), gear (10) and toothed disc (11), the stage body (3) are fixed with motor (9), the pivot of motor (9) is fixed with gear (10), the outer wall of heating cylinder (1) is fixed with toothed disc (11), toothed disc (11) with the meshing is connected between gear (10).

3. The heating device for PP plastic bottle raw material uniformly heated according to claim 1, wherein: the baffle (7) rotates and is connected with a connecting rod (15), the discharging pipe (6) is connected with a sliding block (16) in a sliding mode, the sliding block (16) is connected with the connecting rod (15) in a rotating mode, and a spring (17) is fixed between the sliding block (16) and the discharging pipe (6).

4. The heating device for PP plastic bottle raw material uniformly heated according to claim 1, wherein: the inside of cartridge heater (1) is fixed with guide cover (13), one side of guide cover (13) with discharging pipe (6) are contradicted, cartridge heater (1) is equipped with material mouth (14), fixed lid (8) contradict in the inside of material mouth (14).

5. The heating device for PP plastic bottle raw material uniformly heated according to claim 1, wherein: the table body (3) is abutted with a ball (12), and the ball (12) is in rolling connection with the outer wall of the heating cylinder (1).