CN219076518U

CN219076518U - TPU polyether type film blow molding machine

Info

Publication number: CN219076518U
Application number: CN202222910854.6U
Authority: CN
Inventors: 张士亮; 张茂楠; 王建男
Original assignee: Siyang Lantian New Material Technology Co ltd
Current assignee: Siyang Lantian New Material Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-05-26
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a TPU polyether type film blowing machine which comprises a fixed frame, wherein the top of the fixed frame is fixedly connected with an air ring, the center of the air ring is fixedly connected with a return air pipe, the outer wall of the air ring is fixedly connected with an injection mold ring, one side of the top of the fixed frame is fixedly connected with a fan, and the fan is connected with the air ring; the other side of the top of the fixing frame is fixedly connected with a supporting seat, the top of the supporting seat is fixedly connected with an extruder, the extruder is connected with an injection mold ring, the center of the air ring is fixedly connected with an air guide ring, and the outer wall of the injection mold ring is provided with a cleaning assembly; according to the utility model, the wind guide ring and the injection mold ring are arranged, so that the wind blown by the fan can be acted by the wind guide ring, the wind is more dispersed, the blow molding is more uniform, the film is extruded out from the center of the injection mold ring, and the film can be prevented from being rubbed with the top of the injection mold ring, so that the thickness is different.

Description

TPU polyether type film blow molding machine

Technical Field

The utility model relates to the technical field of TPU polyether film processing, in particular to a TPU polyether film blowing machine.

Background

The thermoplastic polyurethane elastomer is also called thermoplastic polyurethane rubber, and is called TPU for short, and is An (AB) n-type block linear polymer, A is polyester or polyether with high molecular weight (1000-6000), B is glycol containing 2-12 straight chain carbon atoms, and the chemical structure between AB chain segments is diisocyanate. Thermoplastic polyurethane rubber is crosslinked by intermolecular hydrogen bond or slightly crosslinked between macromolecular chains, and the two crosslinking structures have reversibility along with the rise or fall of temperature. The intermolecular force is weakened in a molten state or a solution state, and the strong intermolecular force is connected together after cooling or solvent volatilization, so that the original solid performance is recovered; the TPU polyether film has excellent hydrolysis resistance, mildew resistance and antibacterial property. The hydrolysis resistance of the thermoplastic polyurethane is superior to that of a polyester TPU film, the hydrolysis time can be prolonged, and the thermoplastic polyurethane is suitable for water sports products and medical appliances.

The TPU polyether film needs to be processed by using a blow molding machine during processing, and because the TPU polyether film has the characteristics of plastics and rubber, the TPU polyether film can be partially cooled and bonded together due to uneven wind force during blow molding, so that the film quality is influenced, friction can occur between the TPU polyether film and a die ring during pulling out of the TPU polyether film from the die ring, the thickness is different, the die ring is difficult to clean, and the quality of a subsequent film is influenced.

It is therefore desirable to provide a TPU polyether film blowing machine that addresses the above-described issues.

Disclosure of Invention

The technical problem to be solved by the utility model is that the TPU polyether film needs to be processed by a blow molding machine when being processed, and because the TPU polyether film has the characteristics of plastics and rubber, partial cooling and bonding are caused by uneven wind power when being blown, the quality of the film is affected, friction is generated between the TPU polyether film and a die ring when the TPU polyether film is pulled out from the die ring, the thickness is different, the outlet of the die ring is difficult to clean, and the quality of the subsequent film is affected.

In order to solve the technical problems, the utility model adopts a technical scheme that: the TPU polyether film blowing machine comprises a fixing frame, wherein an air ring is fixedly connected to the top of the fixing frame, a return air pipe is fixedly connected to the center of the air ring, an injection mold ring is fixedly connected to the outer wall of the air ring, a fan is fixedly connected to one side of the top of the fixing frame, and the fan is connected with the air ring;

the other side of the top of the fixing frame is fixedly connected with a supporting seat, the top of the supporting seat is fixedly connected with an extruder, the extruder is connected with an injection mold ring, the center of the air ring is fixedly connected with an air guide ring, and the outer wall of the injection mold ring is provided with a cleaning assembly.

The utility model is further provided with: the top of the injection mould ring is arc-shaped.

Through above-mentioned technical scheme for the material can avoid taking place to cut with the top of injection mold ring after extruding and rub, guarantees that the thickness of film is even.

The utility model is further provided with: the cleaning assembly comprises a gear ring which is rotationally connected to the outer wall of an injection mold ring, a first electric push rod is fixedly connected to the top of the gear ring, a mounting plate is fixedly connected to a piston rod of the first electric push rod, a second electric push rod is fixedly connected to the top of the mounting plate, a cleaning block is fixedly connected to the bottom of the piston rod of the second electric push rod, a mounting frame is fixedly connected to the outer wall of the injection mold ring, a rotating shaft is rotationally connected to the mounting frame, a gear corresponding to the gear ring is fixedly connected to the rotating shaft, a motor is fixedly connected to the top of the mounting frame, and an output shaft of the motor is connected to one end of the rotating shaft.

Through above-mentioned technical scheme, the starter motor, the output shaft of motor drives the axis of rotation and rotates, and then drives the gear and rotate, and the ring gear that meshes with it also rotates simultaneously starts first electric putter along with it, and the flexible end of first electric putter promotes the mounting panel, starts the second electric putter, and the clearance piece moves down, gets into injection mould ring center, rotates along with the ring gear simultaneously, clears up the export.

The utility model is further provided with: the injection mold ring is provided with a limiting groove, and the gear ring is positioned at the center of the limiting groove.

Through the technical scheme, the gear ring can rotate on the outer wall of the injection mold ring, and meanwhile, the gear ring is limited in up-and-down movement.

The utility model is further provided with: the cleaning block is matched with the cavity of the injection mold ring.

Through above-mentioned technical scheme, make the clearance piece can get into injection mould ring center, and then clear up the export.

The utility model is further provided with: the mounting frame is provided with a shaft hole, and the rotating shaft penetrates through the center of the shaft hole.

Through above-mentioned technical scheme, make the axis of rotation can rotate at the mounting bracket center, and then rotate in step with the output shaft of motor.

The utility model is further provided with: the gear is meshed with the gear ring.

Through above-mentioned technical scheme for the gear can drive the ring gear synchronous rotation when rotating, and then drives the clearance piece and clear up injection mold ring center.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the wind guide ring and the injection mold ring are arranged, so that the wind blown by the fan can be acted by the wind guide ring, the wind is more dispersed, the blow molding is more uniform, the film is extruded out from the center of the injection mold ring, and the film can be prevented from being rubbed with the top of the injection mold ring, so that the thickness is different;

2. according to the utility model, through the cleaning assembly, the discharge port of the injection mold ring can be cleaned by the starting motor, so that part of materials are prevented from being adhered to the outlet, the subsequent blow molding work is influenced, and the cleaning assembly is simple in structure, convenient to operate and good in use effect.

Drawings

FIG. 1 is an external view of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is a partial enlarged view at a in fig. 1.

In the figure: 1. a fixing frame; 2. a wind ring; 3. an air return pipe; 4. an injection mold ring; 5. a blower; 6. a support base; 7. an extruder; 8. an air guide ring; 9. cleaning the assembly; 901. a gear ring; 902. a first electric push rod; 903. a mounting plate; 904. a second electric push rod; 905. cleaning the block; 906. a mounting frame; 907. a rotating shaft; 908. a gear; 909. and a motor.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-4, a TPU polyether film blowing machine comprises a fixing frame 1, wherein an air ring 2 is fixedly connected to the top of the fixing frame 1, a return air pipe 3 is fixedly connected to the center of the air ring 2, an injection mold ring 4 is fixedly connected to the outer wall of the air ring 2, and the top of the injection mold ring 4 is arc-shaped; the material can be prevented from being scratched with the top of the injection mold ring 4 after being extruded, and the thickness uniformity of the film is ensured; a fan 5 is fixedly connected to one side of the top of the fixing frame 1, and the fan 5 is connected with the air ring 2; the other side of the top of the fixing frame 1 is fixedly connected with a supporting seat 6, the top of the supporting seat 6 is fixedly connected with an extruder 7, the extruder 7 is connected with an injection mould ring 4, the center of the air ring 2 is fixedly connected with an air guide ring 8 in a rolling manner, and the outer wall of the injection mould ring 4 is provided with a cleaning component 9;

as shown in fig. 2 and 4, the cleaning assembly 9 includes a gear ring 901 rotatably connected to the outer wall of the injection mold ring 4, the injection mold ring 4 is provided with a limit groove, and the gear ring 901 is located in the center of the limit groove; the gear ring 901 can rotate on the outer wall of the injection mold ring 4, and meanwhile, the gear ring 901 can be limited in up-and-down movement; the top of the gear ring 901 is fixedly connected with a first electric push rod 902, a piston rod of the first electric push rod 902 is fixedly connected with a mounting plate 903, the top of the mounting plate 903 is fixedly connected with a second electric push rod 904, the bottom of the piston rod of the second electric push rod 904 is fixedly connected with a cleaning block 905, and the cleaning block 905 is matched with a cavity of the injection mold ring 4; enabling the cleaning block 905 to enter the center of the injection mold ring 4 so as to clean the outlet; the outer wall of the injection mould ring 4 is fixedly connected with a mounting frame 906, the mounting frame 906 is rotatably connected with a rotating shaft 907, the mounting frame 906 is provided with a shaft hole, and the rotating shaft 907 penetrates through the center of the shaft hole; the rotating shaft 907 can rotate in the center of the mounting frame 906 and then synchronously rotate along with the output shaft of the motor 909; the rotating shaft 907 is fixedly connected with a gear 908 corresponding to the gear ring 901, and the gear 908 is meshed with the gear ring 901; the gear 908 can drive the gear ring 901 to synchronously rotate while rotating, so that the cleaning block 905 is driven to clean the center of the injection mold ring 4; the top of the mounting frame 906 is fixedly connected with a motor 909, and an output shaft of the motor 909 is connected with one end of a rotating shaft 907; starting the motor 909, the output shaft of the motor 909 drives the rotation shaft 907 to rotate, and then drives the gear 908 to rotate, the engaged gear ring 901 rotates along with the rotation shaft, and simultaneously the first electric push rod 902 is started, the telescopic end of the first electric push rod 902 pushes the mounting plate 903, the second electric push rod 904 is started, the cleaning block 905 moves downwards, enters the center of the injection mould ring 4 and simultaneously rotates along with the gear ring 901 to clean the outlet.

When the device is used, the extruder 7 is started, so that materials can enter the center of the injection mold ring 4 through the extruder 7, meanwhile, the fan 5 is started, the fan 5 blows air into the air ring 2, the materials are extruded from the outlet of the injection mold ring 4, workers roll the materials through the film rolling equipment, the air in the center of the air ring 2 is acted by the air guide ring 8, the air is blown out more uniformly, the injection molded film is subjected to blow molding and shaping, the air is discharged from the center of the return air pipe 3, after the processing is finished, the motor 909 is started, the output shaft of the motor 909 drives the rotating shaft 907 to rotate, the gear 908 is further driven to rotate, the engaged gear ring 901 rotates along with the rotation of the gear ring, meanwhile, the first electric push rod 902 is started, the telescopic end of the first electric push rod 902 pushes the mounting plate 903, the second electric push rod 904 is started, the cleaning block 905 moves downwards and enters the center of the injection mold ring 4, and rotates along with the gear ring 901, and the outlet is cleaned.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The TPU polyether film blowing machine comprises a fixing frame (1), and is characterized in that: the air return device is characterized in that an air ring (2) is fixedly connected to the top of the fixing frame (1), an air return pipe (3) is fixedly connected to the center of the air ring (2), an injection mold ring (4) is fixedly connected to the outer wall of the air ring (2), a fan (5) is fixedly connected to one side of the top of the fixing frame (1), and the fan (5) is connected with the air ring (2);

the novel plastic injection molding machine is characterized in that a supporting seat (6) is fixedly connected to the other side of the top of the fixing frame (1), an extruder (7) is fixedly connected to the top of the supporting seat (6), the extruder (7) is connected with an injection molding die ring (4), a wind guide ring (8) is fixedly connected to the center of the wind ring (2) in a rolling mode, and a cleaning assembly (9) is arranged on the outer wall of the injection molding die ring (4).

2. A TPU polyether film blowing machine as set forth in claim 1 wherein: the tops of the injection mold rings (4) are all arc-shaped.

3. A TPU polyether film blowing machine as set forth in claim 1 wherein: the cleaning assembly (9) comprises a gear ring (901) which is rotationally connected to the outer wall of an injection mold ring (4), a first electric push rod (902) is fixedly connected to the top of the gear ring (901), a mounting plate (903) is fixedly connected to a piston rod of the first electric push rod (902), a second electric push rod (904) is fixedly connected to the top of the mounting plate (903), a cleaning block (905) is fixedly connected to the bottom of the piston rod of the second electric push rod (904), a mounting frame (906) is fixedly connected to the outer wall of the injection mold ring (4), a rotating shaft (907) is rotationally connected to the mounting frame (906), a gear (908) corresponding to the gear ring (901) is fixedly connected to the top of the mounting frame (906), and a motor (909) is connected to an output shaft of the motor (909) and one end of the rotating shaft (907).

4. A TPU polyether film blowing machine as set forth in claim 3 wherein: the injection mold ring (4) is provided with a limiting groove, and the gear ring (901) is positioned at the center of the limiting groove.

5. A TPU polyether film blowing machine as set forth in claim 3 wherein: the cleaning block (905) is matched with the cavity of the injection molding ring (4).

6. A TPU polyether film blowing machine as set forth in claim 3 wherein: the mounting frame (906) is provided with a shaft hole, and the rotating shaft (907) penetrates through the center of the shaft hole.

7. A TPU polyether film blowing machine as set forth in claim 3 wherein: the gear (908) is engaged with the ring gear (901).