CN216544259U

CN216544259U - Cooling device used on film blowing machine

Info

Publication number: CN216544259U
Application number: CN202122232559.5U
Authority: CN
Inventors: 林键峰
Original assignee: Jiangxi Maihui Mechanical Equipment Co ltd
Current assignee: Jiangxi Maihui Mechanical Equipment Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-05-17
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to the field of film blowing machines, in particular to a cooling device used on a film blowing machine, which comprises two support plates which are symmetrically arranged, wherein two support tubes are arranged between the two support plates, a guide tube is fixed on the support plate between the two support tubes, the support tubes and the guide tube are connected with a cold water tank through a connecting tube, a water pump is also fixed on the connecting tube, guide rollers which are rotatably connected with the support tubes are arranged on the support tubes, guide rollers which are rotatably connected with the guide tubes are also arranged on the guide tubes, and the guide rollers are driven by a motor to rotate. The device can quickly and effectively reduce the temperature of the plastic film.

Description

Cooling device used on film blowing machine

[ technical field ] A method for producing a semiconductor device

The utility model relates to the field of film blowing machines, in particular to a cooling device used on a film blowing machine.

[ background of the utility model ]

Film blowing, also known as flat-folded film tube extrusion or blown film extrusion, is a major method for producing plastic films. The plastic is added into an extruder, melted and extruded into a cylindrical shape from an annular gap of a front end opening die, compressed air is introduced from a central hole of a core rod of a machine head to blow the cylinder into a bubble tube shape, the longitudinal and transverse directions of the cylinder are extended at the moment to obtain the bubble tube with a certain blowing multiple, the bubble tube is cooled by an outer air ring, then the bubble tube is flattened by a guide clamping plate and a traction clamping roller to prevent air in the bubble tube from leaking to maintain the required constant blowing pressure, the flat folded double-layer film is formed by flattening the bubble tube, and finally the flat folded double-layer film is coiled by a coiling device.

The cooling device of the conventional film blowing machine is often a separate blowing structure, the film is cooled by blown cold air, the heat dissipation efficiency through air contact is far lower than that of direct contact, and the heat dissipation speed of the cooling device of the blowing structure is too slow when films with slightly larger thickness are produced.

The utility model is provided for overcoming the defects of the prior art.

[ Utility model ] content

The utility model aims to overcome the defects of the prior art and provides a cooling device used on a film blowing machine.

The utility model can be realized by the following technical scheme:

the utility model discloses a cooling device used on a film blowing machine, which comprises two support plates which are symmetrically arranged, wherein two support tubes are arranged between the two support plates, a guide tube is fixed on the support plate between the two support tubes, the support tubes and the guide tube are connected with a cold water tank through a connecting tube, a water pump is also fixed on the connecting tube, guide rollers which are rotatably connected with the support tubes are arranged on the support tubes, guide rollers which are rotatably connected with the guide tubes are also arranged on the guide tubes, and the guide rollers are driven by a motor to rotate. The good plastic film of shaping passes through from the guide roll below on two spinal branch stay tubes, and pass through above the guide roll on the guide tube, when the plastic film removes, rotate through each guide roll of motor drive, when the plastic film passes through from each guide roll surface, the heat of plastic film passes through the guide tube and transmits stay tube and guide tube position, because the stay tube all is connected with the cold water storage cistern through the connecting pipe with the guide tube, and still be fixed with the water pump on the connecting pipe, can realize through the water pump effect that cooling liquid flows in stay tube and guide tube in the cold water storage cistern, absorb the heat through the coolant liquid, can be quick effectual the temperature that reduces the plastic film.

Preferably, both sides of the guide roller are fixed with limit blocks. The plastic film can be guaranteed to move between the two limiting blocks by being blocked by the limiting blocks.

Preferably, the supporting tube and the guide tube both pass through the guide roller at the corresponding position.

Preferably, the guide rollers at the support tube positions are respectively fixed with a cooperation wheel, the two cooperation wheels are in winding connection through a belt, the guide rollers at the guide tube positions are fixed with driven gears, a driving gear meshed with the driven gears is fixed on a position, corresponding to the driven gears, of a rotating shaft of the motor, a driven wheel is further fixed on one of the guide rollers of the support tube, a driving wheel is further fixed on a position, corresponding to the driven wheel, of the rotating shaft, and the driving wheel is in winding connection with the driven wheel through a synchronous belt. The rotation direction of the guide roller is consistent with the moving direction of the plastic film.

Compared with the prior art, the utility model has the following advantages:

the heat of the plastic film is transferred to the supporting tube and the position of the guide tube through the guide tube, and the heat is absorbed through the cooling liquid, so that the temperature of the plastic film can be quickly and effectively reduced.

[ description of the drawings ]

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings, in which:

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

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

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a schematic view of a plastic film as it passes;

in the figure: 1. a support plate; 2. a guide tube; 3. a guide roller; 4. a limiting block; 5. a connecting pipe; 6. a water pump; 7. a cold water tank; 8. supporting a tube; 9. a motor; 10. a rotating shaft; 11. a driving wheel; 12. a driven wheel; 13. a synchronous belt; 14. a coordinating wheel; 15. a belt; 16. a driving gear; 17. a driven gear;

[ detailed description ] A

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:

as shown in fig. 1 to 4, the utility model discloses a cooling device used on a film blowing machine, which comprises two support plates 1 which are symmetrically arranged, wherein two support tubes 8 are arranged between the two support plates 1, a guide tube 2 is fixed on the support plate 1 between the two support tubes 8, the support tubes 8 and the guide tube 2 are connected with a cold water tank 7 through a connecting tube 5, a water pump 6 is also fixed on the connecting tube 5, guide rollers 3 which are rotatably connected with the support tubes 8 are arranged on the support tubes 8, guide rollers 3 which are rotatably connected with the guide tubes 2 are also arranged on the guide tubes 2, and the guide rollers 3 are driven by a motor 9 to rotate. The good plastic film of shaping passes through from 3 below of guide roll on two spinal branch stay tubes 8, and pass through from 3 tops of guide roll on the stand pipe 2, when the plastic film removed, each guide roll 3 of through motor 9 drive rotates, when the plastic film passes through from 3 surfaces of each guide roll, the heat of plastic film passes through stand pipe 2 and transmits stay tube 8 and 2 positions of stand pipe, because stay tube 8 all is connected with cold water tank 7 through connecting pipe 5 with stand pipe 2, and still be fixed with water pump 6 on the connecting pipe 5, can realize through 6 effects of water pump that the cooling liquid flows in stay tube 8 and stand pipe 2 in 7, absorb the heat through the cooling liquid, can be quick effectual the temperature of reduction plastic film.

Wherein, both sides of the guide roll 3 are fixed with a limiting block 4. The plastic film can be guaranteed to move between the two limiting blocks 4 by being blocked by the limiting blocks 4.

Wherein, the supporting tube 8 and the guide tube 2 both pass through the guide roller 3 at the corresponding position.

The guide rollers 3 at the positions of the support pipes 8 are respectively fixed with a cooperating wheel 14, the two cooperating wheels 14 are in winding connection through a belt 15, the guide rollers 3 at the positions of the guide pipes 2 are respectively fixed with a driven gear 17, a rotating shaft 10 of the motor 9 is fixed with a driving gear 16 which is meshed with the driven gear 17 and corresponds to the driven gear 17, the guide roller 3 of one support pipe 8 is further fixed with a driven wheel 12, the rotating shaft 10 is further fixed with a driving wheel 11 corresponding to the driven wheel 12, and the driving wheel 11 is in winding connection with the driven wheel 12 through a synchronous belt 13. The rotation direction of the guide roller 3 can be consistent with the moving direction of the plastic film.

The above description is only a preferred embodiment of the present invention, and it should be noted that a person skilled in the art can make various changes, modifications, substitutions and alterations to the embodiments without departing from the technical principles of the present invention, and such changes, modifications, substitutions and alterations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a cooling device who uses on film inflation film manufacturing machine, contains two backup pads that the symmetry set up, its characterized in that: the water pump type water cooling device is characterized in that two supporting tubes are arranged between the two supporting plates, a guide tube is fixed on the supporting plate between the two supporting tubes, the supporting tubes and the guide tube are connected with a cold water tank through a connecting tube, a water pump is further fixed on the connecting tube, guide rollers rotatably connected with the supporting tubes are arranged on the supporting tubes, guide rollers rotatably connected with the guide tubes are also arranged on the guide tubes, and the guide rollers are driven by a motor to rotate.

2. The cooling device used in the film blowing machine according to claim 1, characterized in that: and limiting blocks are fixed on two sides of the guide roller.

3. The cooling device used in the film blowing machine according to claim 1, characterized in that: the supporting pipe and the guide pipe penetrate through the guide rollers at corresponding positions.

4. The cooling device used in the film blowing machine according to claim 1, characterized in that: all be fixed with the cooperation wheel on the guide roll of stay tube position, through the belt routing between two cooperation wheels, be fixed with driven gear on the guide roll of guide tube position, correspond the position with driven gear in the pivot of motor and be fixed with the driving gear with driven gear meshing, one of them still be fixed with from the driving wheel on the guide roll of stay tube, correspond the position with follow driving wheel in the pivot and still be fixed with the action wheel, the action wheel passes through the hold-in range and aforementioned from driving wheel routing.