CN210552978U - Double-screw ABA multi-layer co-extrusion film blowing machine - Google Patents
Double-screw ABA multi-layer co-extrusion film blowing machine Download PDFInfo
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- CN210552978U CN210552978U CN201921156161.4U CN201921156161U CN210552978U CN 210552978 U CN210552978 U CN 210552978U CN 201921156161 U CN201921156161 U CN 201921156161U CN 210552978 U CN210552978 U CN 210552978U
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Abstract
The utility model relates to a double-screw ABA multilayer co-extrusion film blowing machine, which comprises a frame, wherein a machine barrel is arranged on the frame, and a screw is arranged in the machine barrel; the upper end of the machine barrel is provided with a charging hopper; the rear end of the screw is connected with a die head; a cooling device is arranged behind the die head, and comprises a water tank; a cooling pipe crossing the water tank is arranged in the water tank; fans are arranged above two ends of the cooling pipe; a tension control mechanism is arranged behind the cooling device and comprises a front tension control mechanism, and the front tension control mechanism comprises a driving roller I and a driven roller I which are driven by a motor I; a buffer roller is arranged behind the front tension control mechanism; a rear tension control mechanism is arranged behind the buffer roller and comprises a driving roller II and a driven roller II which are driven by a motor II; the rotating speed of the first driving roller is lower than that of the second driving roller; the utility model relates to a double screw ABA multilayer is crowded inflation film manufacturing machine altogether can guarantee that film thickness is even to make its transmission level and smooth, guarantee final product quality.
Description
Technical Field
The utility model relates to a twin-screw ABA multilayer is crowded inflation film manufacturing machine altogether.
Background
The film blowing machine is a device for processing plastic raw materials into plastic films, and heats and melts plastic particles and then blows the plastic particles into the films. The film blowing machine is divided into a plurality of types, such as PE, POF, PVC, ABA and the like. The novel material is blown out by using novel particles, the color is uniform and clean, and the bag is well stretched. The film produced by the film blowing machine is suitable for packaging various high-grade films. The film has good barrier property, fresh keeping, moisture prevention, frost prevention, oxygen isolation and oil resistance, and can be widely used for light and heavy packaging. Such as various fresh fruits, meat food, pickles, fresh milk, liquid beverage, medical supplies and the like.
The cooling device in the ABA film blowing machine in the prior art generally adopts a blower to cool the outside of a film during forming, and has the defects that the temperature of the film part can only be roughly adjusted, so that the cooling effect is not obvious, the phenomenon of adhesion of the film during rolling is easily caused, the thickness of the film is not uniform, the transparency is difficult to control, and the product quality is seriously influenced.
The film coiling device in the prior art directly adopts the winding mechanism to carry out film rolling work, because drive roll and driven voller speed inconsistent in the winding mechanism, through a motor drive, speed is unanimous, but the film of back track has received frictional force behind too much rollers, and the transmission rate of back track film can slow down, leads to the tension that the film middle section received to reduce, the condition of fold unevenness appears to as for influence the off-the-shelf quality of film cutting.
Therefore, the existing film blowing machine industry urgently needs a double-screw ABA (absolute value) multilayer co-extrusion film blowing machine which can completely cool a film, can stabilize the tension of the film, can smoothly transmit the film and can ensure the product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provide a film cooling device which can completely prevent the film from being adhered and ensure the uniform thickness of the film; the double-screw ABA multi-layer co-extrusion film blowing machine can stabilize the tension of a film, smooth transmission and guarantee the product quality.
The purpose of the utility model is realized like this:
a double-screw ABA multi-layer co-extrusion film blowing machine comprises a rack, wherein a machine barrel is arranged on the rack, and a screw is arranged in the machine barrel; the upper end of the machine barrel is provided with a feeding hopper; the rear end of the screw is connected with a die head;
a cooling device is arranged behind the die head, the cooling device comprises a water tank, and a cooling pipe which transversely penetrates through the water tank is arranged in the water tank; fans are arranged above two ends of the cooling pipe;
a tension control mechanism is arranged behind the cooling device and comprises a front tension control mechanism, and the front tension control mechanism comprises a first driving roller and a first driven roller which are driven by a first motor; a buffer roller is arranged behind the front tension control mechanism; a rear tension control mechanism is arranged behind the buffer roller and comprises a driving roller II and a driven roller II which are driven by a motor II; the rotating speed of the first driving roller is less than that of the second driving roller; a winding mechanism is arranged behind the rear tension control mechanism; the front side of the winding mechanism is provided with a cutter.
The utility model relates to a twin-screw ABA multilayer is crowded inflation film manufacturing machine altogether, be provided with a plurality of heat exchangers in the basin.
The utility model relates to a double screw ABA multilayer is crowded inflation film manufacturing machine altogether, the both ends of cooling tube all are provided with the transmission roller.
The utility model relates to a double screw ABA multilayer is crowded inflation film manufacturing machine altogether, a driven voller motion is driven in the drive roll one-tenth.
The utility model relates to a double screw ABA multilayer is crowded inflation film manufacturing machine altogether, two drive rolls drive two movements of driven voller.
The utility model discloses double screw ABA multilayer is crowded inflation film manufacturing machine altogether has following advantage:
the double-screw ABA multilayer co-extrusion film blowing machine is simultaneously provided with the cooling pipe and the fan which are positioned in the water tank to cool the film, so that the cooling effect is improved, the film is prevented from being bonded when being rolled, and the uniform thickness of the film is ensured; the utility model discloses twin-screw ABA multilayer is crowded inflation film manufacturing machine altogether has set up preceding tension control mechanism, buffer roll and back tension control mechanism before the winding mechanism for the film is stable at transmission in-process tension, makes the film level and smooth the transmission, guarantees product cutting quality.
Drawings
Figure 1 is the utility model discloses double screw ABA multilayer is crowded inflation film manufacturing machine's schematic structure diagram altogether.
Fig. 2 is a schematic structural diagram of the cooling device in fig. 1.
Fig. 3 is a schematic structural diagram of the tension control mechanism in fig. 1.
In the figure: the device comprises a frame 1, a machine barrel 2, a charging hopper 3, a screw rod 4, a die head 5, a cooling device 6, a water tank 6.1, a cooling pipe 6.2, a fan 6.3, a heat exchanger 6.4, a transmission roller 6.5, a tension control mechanism 7, a front tension control mechanism 8, a first driving roller 8.1, a first driven roller 8.2, a buffer roller 9, a rear tension control mechanism 10, a second driving roller 10.1, a second driven roller 10.2, a first motor 11, a second motor 12, a winding mechanism 13 and a cutter 14.
Detailed Description
Referring to fig. 1 to 3, the utility model relates to a double-screw ABA multilayer co-extrusion film blowing machine, which comprises a frame 1, wherein a machine barrel 2 is arranged on the frame 1, and a screw 4 is arranged in the machine barrel 2; the upper end of the machine barrel 2 is provided with a feeding hopper 3; the rear end of the screw rod 4 is connected with a die head 5.
A cooling device 6 is arranged behind the die head 5, and the molten ABA is discharged from the die orifice of the die head 5 to the cooling device 6 for cooling. The cooling device 6 comprises a water tank 6.1, and a plurality of heat exchangers 6.4 for adjusting water temperature are arranged in the water tank 6.1; a cooling pipe 6.2 for cooling the film is arranged in the water tank 6.1, and the cooling pipe 6.2 transversely penetrates through the water tank 6.1; two ends of the cooling pipe 6.2 are provided with transmission rollers 6.5 for transmitting films; the film bypasses a transmission roller 6.5 at the front side of the cooling pipe 6.2, enters the cooling pipe 6.2, and is sent out from the transmission roller 6.5 at the rear side of the cooling pipe 6.2; and fans 6.3 used for blowing air to the film are arranged above the two ends of the cooling pipes 6.2, so that the film cooling effect is better.
A tension control mechanism 7 is arranged behind the cooling device 6, the tension control mechanism 7 comprises a front tension control mechanism 8, the front tension control mechanism 8 comprises a driving roller I8.1 and a driven roller I8.2, the driving roller I8.1 drives the driven roller I8.2 to move; a buffer roller 9 is arranged behind the front tension control mechanism 8, and the buffer roller 9 is used for buffering the transmission speed of the film; a rear tension control mechanism 10 is arranged behind the buffer roller 9, the rear tension control mechanism 10 comprises a driving roller II 10.1 and a driven roller II 10.2 which are driven by a motor II 12, and the driving roller II 10.1 drives the driven roller II 10.2 to move; the rotating speed of the first driving roller 8.1 is less than that of the second driving roller 10.1. The ABA film is transmitted from the lower end of the driving roller 8.1 to the upper end of the driven roller I8.2, then transmitted to the lower end of the buffer roller 9, then transmitted to the upper end of the driving roller II 10.1, and finally transmitted to the lower end of the driven roller II 10.2; the rotating speed of the second driving roller 10.1 is higher than that of the first driving roller 8.1, so that the friction force of the film on a plurality of driving rollers is overcome, the inconsistency of the transmission speeds of the front and the rear of the film is avoided, the constant tension of the film is ensured, and the phenomenon of uneven wrinkles is avoided.
And a winding mechanism 13 is arranged behind the rear tension control mechanism 10, and the winding mechanism 13 is used for winding the film into a roll.
The front side of the winding mechanism 13 is provided with a cutter 14.
Claims (5)
1. The utility model provides a double screw ABA multilayer is crowded inflation film manufacturing machine altogether which characterized in that: the film blowing machine comprises a rack (1), wherein a machine barrel (2) is arranged on the rack (1), and a screw (4) is arranged in the machine barrel (2); the upper end of the machine barrel (2) is provided with a feeding hopper (3); the rear end of the screw rod (4) is connected with a die head (5);
a cooling device (6) is arranged behind the die head (5), the cooling device (6) comprises a water tank (6.1), and a cooling pipe (6.2) which transversely penetrates through the water tank (6.1) is arranged in the water tank (6.1); fans (6.3) are arranged above two ends of the cooling pipe (6.2);
a tension control mechanism (7) is arranged behind the cooling device (6), the tension control mechanism (7) comprises a front tension control mechanism (8), and the front tension control mechanism (8) comprises a driving roller I (8.1) and a driven roller I (8.2) which are driven by a motor I (11); a buffer roller (9) is arranged behind the front tension control mechanism (8); a rear tension control mechanism (10) is arranged behind the buffer roller (9), and the rear tension control mechanism (10) comprises a driving roller II (10.1) and a driven roller II (10.2) which are driven by a motor II (12); the rotating speed of the first driving roller (8.1) is less than that of the second driving roller (10.1);
a winding mechanism (13) is arranged behind the rear tension control mechanism (10);
and a cutter (14) is arranged on the front side of the winding mechanism (13).
2. The double-screw ABA multi-layer co-extrusion film blowing machine according to claim 1, characterized in that: a plurality of heat exchangers (6.4) are arranged in the water tank (6.1).
3. The double-screw ABA multi-layer co-extrusion film blowing machine according to claim 1, characterized in that: and two ends of the cooling pipe (6.2) are provided with transmission rollers (6.5).
4. The double-screw ABA multi-layer co-extrusion film blowing machine according to claim 1, characterized in that: the first driving roller (8.1) drives the first driven roller (8.2) to move.
5. The double-screw ABA multi-layer co-extrusion film blowing machine according to claim 1, characterized in that: and the second driving roller (10.1) drives the second driven roller (10.2) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156161.4U CN210552978U (en) | 2019-07-22 | 2019-07-22 | Double-screw ABA multi-layer co-extrusion film blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156161.4U CN210552978U (en) | 2019-07-22 | 2019-07-22 | Double-screw ABA multi-layer co-extrusion film blowing machine |
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| Publication Number | Publication Date |
|---|---|
| CN210552978U true CN210552978U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921156161.4U Active CN210552978U (en) | 2019-07-22 | 2019-07-22 | Double-screw ABA multi-layer co-extrusion film blowing machine |
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| CN (1) | CN210552978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744808A (en) * | 2019-10-15 | 2020-02-04 | 徐尧 | Plastic garbage bag production device |
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2019
- 2019-07-22 CN CN201921156161.4U patent/CN210552978U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744808A (en) * | 2019-10-15 | 2020-02-04 | 徐尧 | Plastic garbage bag production device |
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