CN111873500A

CN111873500A - Film production process

Info

Publication number: CN111873500A
Application number: CN202010681841.9A
Authority: CN
Inventors: 王洛; 徐鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-11-03

Abstract

The invention relates to the field of film production, in particular to a film production process, which comprises a box body, wherein a partition plate is fixedly arranged on the inner wall of the box body close to the lower side, a first strip hole is formed in the partition plate, the box body is sequentially divided into an extrusion chamber and a forming chamber by the partition plate from top to bottom, a feed hopper is fixedly arranged in the middle of the upper side wall of the box body, and a first extrusion mechanism and a second extrusion mechanism are sequentially and fixedly arranged on the front inner wall and the rear inner wall of the extrusion chamber from bottom to top. The film thickness detection device can detect the thickness of a film, the first extrusion mechanism and the second extrusion mechanism are matched to facilitate secondary extrusion and stretching of the film in the sealed extrusion chamber, so that the thickness of the film is more uniform, the film in the forming chamber can be rapidly formed and cooled through the temperature and humidity adjusting mechanism, the film is prevented from being damaged when tension is adjusted, the film thickness detection device is safer to use, meanwhile, the dust removing mechanism is convenient to clean dust and static electricity attached to the film, and the dust removing effect is better.

Description

Film production process

Technical Field

The invention relates to the field of film production, in particular to a film production process.

Background

The film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials, and the scientific explanation of the film is as follows: the 2-dimensional material formed by depositing atoms, molecules or ions on the surface of a substrate and the film are widely used in the industries of electronics, machinery, printing and the like, and at present, the film has the following problems in the production process:

carry out the in-process of production to the great film of width, the inhomogeneous phenomenon of film production thickness appears easily, the film can't carry out the secondary extrusion, it is relatively poor to make the film quality, be difficult to detect the thickness of film simultaneously, the defective products easily appears, the defective products is more when making the film detect because thickness is inhomogeneous, influence economic benefits, film apparatus for producing is when using simultaneously, when adjusting the power of rising of film, because the film still has the residual heat, cause tensile or make the film fracture to the film easily, it clears up to static and dust on the film to be difficult to simultaneously.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a film production process.

The technical scheme adopted by the invention for solving the technical problems is as follows: a thin film production process, comprising the steps of:

s1: introducing the film material into a reaction kettle for melting treatment, controlling the temperature in the reaction kettle to slowly rise to 120-165 ℃ at 2-3 ℃, and controlling a stirrer in the reaction kettle to uniformly stir at the speed of 60-80r/min during temperature rise to obtain film plastic fluid;

s2: cooling the prepared film plastic fluid to below the melting point, introducing the cooled film plastic fluid into an extruder, extruding to prepare a rough film sheet, and repeatedly introducing the prepared rough film sheet into the extruder for multiple extrusion and shaping;

s3: introducing the rough film sheet subjected to the multiple extrusion forming in the step S2 into a film fine processing device, performing fine extrusion adjustment on the thickness of the rough film sheet, and performing cooling forming while performing extrusion adjustment to further finish the production process of the film;

wherein the film refining device in S3 comprises a box body, a baffle is fixedly arranged on the inner wall of the box body close to the lower side, a first strip hole is formed in the baffle, the box body is sequentially divided into an extrusion chamber and a forming chamber from top to bottom by the baffle, a feed hopper is fixedly arranged in the middle of the upper side wall of the box body, a first extrusion mechanism and a second extrusion mechanism are sequentially and fixedly arranged on the front inner wall and the rear inner wall of the extrusion chamber from bottom to top, distance sensors are fixedly arranged on the lower sides of the first extrusion mechanism and the second extrusion mechanism on the inner wall on the left side of the extrusion chamber, an expansion force adjusting mechanism is fixedly arranged on the lower side wall of the forming chamber, a temperature and humidity adjusting mechanism is fixedly arranged on the left side wall of the forming chamber, a first guide roller is fixedly arranged between the front inner wall and the rear inner wall on the left side of the expansion force adjusting, the box right flank corresponding in second rectangular hole fixed mounting has dust removal mechanism, dust removal mechanism's right side is provided with the mount, be provided with the wind-up roll between the wall of mount front and back both sides, the leading flank output shaft and the actuating mechanism transmission of wind-up roll are connected.

Specifically, first extrusion mechanism includes initiative pinch roller, first motor, an electric telescopic handle, first mounting bracket, first guiding mechanism and driven pinch roller, fixed mounting has initiative pinch roller around being close to the right side in the extrusion chamber between the inner wall, the rear side input shaft and the first motor output shaft transmission of initiative pinch roller are connected, a motor fixed mounting is in the box trailing flank, fixed mounting has an electric telescopic handle on the left side wall of extrusion chamber, fixed mounting has first mounting bracket on an electric telescopic handle's the piston, first guiding mechanism and the box inner wall swing joint of both sides around first mounting bracket passes through, fixed mounting has driven pinch roller on the first mounting bracket, second extrusion mechanism is the same with first extrusion mechanism structure.

Specifically, first guiding mechanism includes slider and spout, the equal fixed mounting of the front and back both sides face of first mounting bracket has the slider, the spout has all been seted up with the corresponding position of slider to the forward stroke inner wall of box, the slider is installed in the spout.

Specifically, the power adjustment mechanism that rises includes second electric telescopic handle, second mounting bracket, second guiding mechanism and pressure roller, second electric telescopic handle fixed mounting is on box downside inner wall, fixed surface installs the second mounting bracket on second electric telescopic handle's the piston, the equal fixed mounting of front and back both sides face of second mounting bracket has second guiding mechanism, fixed mounting has the pressure roller on the second mounting bracket, second guiding mechanism is the same with first guiding mechanism structure.

Specifically, the temperature and humidity adjusting mechanism comprises a refrigerator, an exhaust fan and a through hole, the refrigerator is fixedly mounted on the left side face of the box body and communicated with the forming chamber, the exhaust fan is fixedly mounted on the left side face of the box body, and the through hole is formed in the left side wall of the forming chamber corresponding to the exhaust fan.

Specifically, dust removal mechanism includes the cabinet body, second guide roll, electrostatic elimination stick and dust binding roller, the left and right sides face of the cabinet body is open structure, be close to the upper left corner and the equal fixed mounting in lower right corner between the inner wall around the cabinet body and have the second guide roll, between the inner wall around the electrostatic elimination stick fixed mounting has the cabinet body, between the inner wall around the dust binding roller fixed mounting has the cabinet body.

Specifically, the second guide roll is arranged on the side surface opposite to the side surface in a tangent mode from top to bottom, the upper left corner of the second guide roll is horizontally flush with the upper surface of the first guide roll, and the dust adhering roll is arranged between the second guide rolls.

Specifically, actuating mechanism includes second motor, action wheel, follows driving wheel and belt, second motor fixed mounting has the mount upper surface, fixed mounting has the action wheel on the output shaft of second motor, fixed mounting has from the driving wheel on the input shaft of wind-up roll leading flank, the action wheel with pass through belt transmission from the driving wheel and be connected.

The invention has the beneficial effects that:

(1) according to the film production process, the thickness of the film extruded by the first extrusion mechanism can be detected through the upper side distance sensor, when the thickness is thicker, the film is extruded again through adjusting the second extrusion mechanism, so that the thickness is more uniform, the thickness of the film is detected again through the lower side distance sensor, timely adjustment is facilitated, meanwhile, the temperature loss of the film is slower due to the sealed extrusion chamber, secondary extrusion and stretching are facilitated, and the film production process is more convenient to use.

(2) According to the film production process, the temperature and humidity adjusting mechanism is used for cooling and dehumidifying the forming chamber, so that the storage temperature of the forming chamber is kept low and dry, the film in the forming chamber can be quickly formed and cooled, the film is prevented from being damaged by the tension adjusting mechanism in the up-and-down moving process, the tension adjustment is safer, meanwhile, the dust removing mechanism is convenient for cleaning dust and static electricity attached to the film, and the dust removing effect is better.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the thin film production process of the present invention

FIG. 2 is a schematic structural diagram of a thin film refinement apparatus according to the present invention;

FIG. 3 is a cross-sectional view of a thin film refinement apparatus according to the present invention;

FIG. 4 is a left side sectional view of the housing of the film refining apparatus of the present invention;

FIG. 5 is a right side view of a dust removing mechanism of the film refining apparatus of the present invention;

FIG. 6 is a right side view of the wind-up roll of the film refining apparatus of the present invention.

In the figure: 1. a box body; 2. a partition plate; 3. a first elongated hole; 4. a pressing chamber; 5. a forming chamber; 6. a feed hopper; 7. a first pressing mechanism; 701. an active pinch roller; 702. a first motor; 703. a first electric telescopic rod; 704. a first mounting bracket; 705. a first guide mechanism; 7051. a slider; 7052. a chute; 706. a driven pinch roller; 8. a second extrusion mechanism; 9. a distance sensor; 10. an expansion force adjusting mechanism; 101. a second electric telescopic rod; 102. a second mounting bracket; 103. a second guide mechanism; 104. a pressure roller; 11. a temperature and humidity adjusting mechanism; 111. a refrigerator; 112. an exhaust fan; 113. a through hole; 12. a first guide roller; 13. a second elongated hole; 14. a dust removal mechanism; 141. a cabinet body; 142. a second guide roller; 143. a static elimination bar; 144. a dust-sticking roller; 15. a fixed mount; 16. a wind-up roll; 17. a drive mechanism; 171. a second motor; 172. a driving wheel; 173. a driven wheel; 174. a belt.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, a thin film production process according to the present invention includes the following steps:

wherein in S3 the film refining processing device comprises a box body 1, the inner wall of the box body 1 is close to a lower side and fixedly provided with a baffle plate 2, the baffle plate 2 is provided with a first strip hole 3, the baffle plate 2 divides the interior of the box body 1 into an extrusion chamber 4 and a forming chamber 5 from top to bottom in sequence, the middle part of the upper side wall of the box body 1 is fixedly provided with a feed hopper 6, the front inner wall and the rear inner wall of the extrusion chamber 4 are fixedly provided with a first extrusion mechanism 7 and a second extrusion mechanism 8 from bottom to top in sequence, the left side inner wall of the extrusion chamber 4 is positioned at the lower sides of the first extrusion mechanism 7 and the second extrusion mechanism 8 and is fixedly provided with a distance sensor 9, the lower side wall of the forming chamber 5 is fixedly provided with an expansion force adjusting mechanism 10, the left side wall of the forming chamber 5 is fixedly provided with a temperature and humidity adjusting mechanism 11, the front inner, the right side wall of the box body 1 is provided with a second strip hole 13 corresponding to the first guide roller 12, the right side face of the box body 1 corresponding to the second strip hole 13 is fixedly provided with a dust removing mechanism 14, the right side of the dust removing mechanism 14 is provided with a fixing frame 15, a winding roller 16 is arranged between the front side wall and the rear side wall of the fixing frame 15, the front side output shaft of the winding roller 16 is in transmission connection with a driving mechanism 17, the fixing frame 15 uses the existing known fixing frame 15 to facilitate the dismounting of the winding roller 16, the thickness of the film extruded by the first extruding mechanism 7 can be detected through the upper side distance sensor 9, when the thickness is thicker, the film is extruded again through adjusting the second extruding mechanism 8, the thickness is more uniform, the film thickness is detected again through the lower side distance sensor 9 to facilitate the timely adjustment, and the temperature loss of the film is slower through the sealed extruding chamber 4, be convenient for carry on the secondary extrusion tensile, it is more convenient to use, cool down and take out wet to forming chamber 5 through temperature humidity control mechanism 11, make forming chamber 5 save temperature keep lower drying, but make the interior film rapid prototyping cooling of forming chamber 5, avoid rising power adjustment mechanism 10 to lead to the fact the damage to the film at the in-process that reciprocates, make rising power regulation safer, dust removal mechanism 14 is convenient for clear up the dust and the static that are infected with on the film simultaneously, has better dust removal effect.

Specifically, the first squeezing mechanism 7 includes a driving pressing wheel 701, a first motor 702, a first electric telescopic rod 703, a first mounting bracket 704, a first guiding mechanism 705 and a driven pressing wheel 706, the driving pressing wheel 701 is fixedly installed between the front inner wall and the rear inner wall near the right side in the squeezing chamber 4, the rear input shaft of the driving pressing wheel 701 is in transmission connection with the output shaft of the first motor 702, the first motor 702 is fixedly installed on the rear side surface of the box body 1, the first electric telescopic rod 703 is fixedly installed on the left side wall of the squeezing chamber 4, the first mounting bracket 704 is fixedly installed on the piston of the first electric telescopic rod 703, the first mounting bracket 704 is movably connected with the inner wall of the box body 1 through the first guiding mechanisms 705 at the front side and the rear side, the driven pressing wheel 706 is fixedly installed on the first mounting bracket 704, the second squeezing mechanism 8 has the same structure as the first squeezing mechanism 7, and the first electric telescopic rod 703 drives the driven pressing wheel 706 to move left, reach the effect of adjusting the distance between driven pinch roller 706 and the initiative pinch roller 701, rethread first motor 702 drives initiative pinch roller 701 and rotates, extrudees the film, and second extrusion mechanism 8 is convenient for carry out the secondary extrusion to the film, makes its thickness more even, extrudees effectually.

Specifically, first guiding mechanism 705 includes slider 7051 and spout 7052, the equal fixed mounting in both sides face has slider 7051 around first mounting bracket 704, spout 7052 has all been seted up with slider 7051 corresponding position to the forward stroke inner wall of box 1, slider 7051 is installed in spout 7052, and slider 7051 moves about in spout 7052 along with first mounting bracket 704, makes first mounting bracket 704 moving process more steady, and the removal of driven pinch roller 706 and rotation are also more steady simultaneously.

Specifically, tension adjusting mechanism 10 includes second electric telescopic handle 101, second mounting bracket 102, second guiding mechanism 103 and pressure roller 104, second electric telescopic handle 101 fixed mounting is on 1 downside inner wall of box, fixed surface installs second mounting bracket 102 on the piston of second electric telescopic handle 101, the equal fixed mounting of both sides face has second guiding mechanism 103 around second mounting bracket 102, fixed mounting has pressure roller 104 on second mounting bracket 102, second guiding mechanism 103 is the same with first guiding mechanism 705 structure, and second electric telescopic handle 101 drives pressure roller 104 through second mounting bracket 102 and reciprocates, reaches the effect of adjusting the film tension, avoids the film fold.

Specifically, temperature and humidity control mechanism 11 includes refrigerator 111, air discharge fan 112 and through hole 113, the left surface fixed mounting of box 1 has refrigerator 111, and refrigerator 111 communicates with each other with shaping room 5, air discharge fan 112 has been installed admittedly to the left surface of box 1, through hole 113 has been seted up on the corresponding shaping room 5 left side wall of air discharge fan 112, and refrigerator 111 cools down in to shaping room 5, and air discharge fan 112 drenches shaping room 5, makes shaping room 5 keep the low temperature drying state, and the film of being convenient for cools off the shaping fast, avoids rising power adjustment mechanism 10 to remove and causes the drawing to the film.

Specifically, dust removal mechanism 14 includes cabinet body 141, second guide roll 142, electrostatic elimination stick 143 and dust binding roll 144, the left and right sides face of cabinet body 141 is open structure, be close to the equal fixed mounting in upper left corner and lower right corner between the inner wall around the cabinet body 141 second guide roll 142, electrostatic elimination stick 143 fixed mounting has between the inner wall around the cabinet body 141, between the inner wall around dust binding roll 144 fixed mounting has the cabinet body 141, second guide roll 142 makes the film keep perpendicular, and the dust binding roll 144 of being convenient for carries out the dust binding and makes things convenient for electrostatic elimination stick 143 to carry out electrostatic elimination, has better dustproof effect.

Specifically, second guide roll 142 is tangent upper and lower setting of opposite side, and upper left corner second guide roll 142 and first guide roll 12 upper surface level parallel and level, dust binding roll 144 sets up between second guide roll 142, and film and the contact of second rectangular hole 13 lateral wall are avoided with first guide roll 12 to second guide roll 142, and second guide roll 142 can be taut with the film, and the dust binding operation is carried out to dust binding roll 144 of being convenient for.

Specifically, actuating mechanism 17 includes second motor 171, action wheel 172, follows driving wheel 173 and belt 174, second motor 171 fixed mounting has the mount 15 upper surface, fixed mounting has action wheel 172 on the output shaft of second motor 171, fixed mounting has from driving wheel 173 on the input shaft of wind-up roll 16 leading flank, action wheel 172 passes through belt 174 transmission with follow driving wheel 173 and is connected, and second motor 171 passes through belt 174 on the action wheel 172 and drives from driving wheel 173 rotatory, makes to drive wind-up roll 16 rotation from driving wheel 173, reaches the effect of carrying out the rolling to the film.

When the device is used, according to the thickness required by a film, the first electric telescopic rod 703 drives the driven pinch roller 706 to move left and right through the first mounting rack 704 to adjust the distance between the driven pinch roller 706 and the driving pinch roller 701 to meet the production requirement of the film, raw materials flow between the driving pinch roller 701 and the driven pinch roller 706 through the feed hopper 6, the driving pinch roller 701 is driven to rotate through the first motor 702 to enable the driving pinch roller 701 and the driven pinch roller 706 to extrude the film, when the upper distance sensor 9 detects that the film is thinner, the first extrusion mechanism 7 is adjusted in time, when the film is thicker, the second extrusion mechanism 8 is adjusted to carry out secondary extrusion on the film to meet the thickness composite requirement, the extruded film is connected with the take-up roll through the tension adjusting mechanism, the first guide roll and the dust removing mechanism, the second motor 171 drives the driven wheel 173 to rotate through the belt 174 on the driving wheel 172, the driven wheel 173 is driven to drive the winding roller 16 to rotate, the film is wound, the second electric telescopic rod 101 drives the pressure roller 104 to move up and down through the second mounting frame 102 in the winding process, the effect of adjusting the tension of the film is achieved, the film is prevented from being wrinkled, meanwhile, the refrigerator 111 cools the inside of the forming chamber 5, the exhaust fan 112 dehumidifies the forming chamber 5, the forming chamber 5 is enabled to be kept in a low-temperature drying state, the film is cooled and formed quickly, the tension adjusting mechanism 10 is prevented from moving to stretch the film, dust and static on the film are eliminated through the dust adhering roller 144 and the static eliminating rod 143 in the dust removing mechanism 14, and the dust preventing effect is good.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A thin film production process, comprising the steps of:

wherein in S3 the film refining device includes box (1), its characterized in that: the inner wall of the box body (1) is close to the lower side and fixedly provided with a partition plate (2), the partition plate (2) is provided with a first strip hole (3), the partition plate (2) divides the box body (1) into a squeezing chamber (4) and a forming chamber (5) from top to bottom in sequence, the upper side wall middle part of the box body (1) is fixedly provided with a feed hopper (6), the front inner wall and the rear inner wall of the squeezing chamber (4) are fixedly provided with a first squeezing mechanism (7) and a second squeezing mechanism (8) from bottom to top in sequence, the left side inner wall of the squeezing chamber (4) is positioned at the lower sides of the first squeezing mechanism (7) and the second squeezing mechanism (8) and is fixedly provided with a distance sensor (9), the lower side wall of the forming chamber (5) is fixedly provided with an expansion force adjusting mechanism (10), and the left side wall of the forming chamber (5, fixed mounting has first guide roll (12) between the inner wall around expansion force adjustment mechanism (10) left box (1), second rectangular hole (13) have been seted up with first guide roll (12) corresponding position to box (1) right side wall, box (1) right side fixed mounting that second rectangular hole (13) is corresponding has dust removal mechanism (14), the right side of dust removal mechanism (14) is provided with mount (15), be provided with wind-up roll (16) between the wall of both sides around mount (15), the leading flank output shaft and actuating mechanism (17) transmission of wind-up roll (16) are connected.

2. A film production process according to claim 1, characterized in that: the first extrusion mechanism (7) comprises a driving pressure wheel (701), a first motor (702), a first electric telescopic rod (703), a first mounting frame (704), a first guide mechanism (705) and a driven pressure wheel (706), the driving pressure wheel (701) is fixedly mounted between the front inner wall and the rear inner wall of the extrusion chamber (4) close to the right side, the rear input shaft of the driving pressure wheel (701) is in transmission connection with the output shaft of the first motor (702), the first motor (702) is fixedly mounted on the rear side surface of the box body (1), the first electric telescopic rod (703) is fixedly mounted on the left side wall of the extrusion chamber (4), a first mounting frame (704) is fixedly mounted on a piston of the first electric telescopic rod (703), the first mounting frame (704) is movably connected with the inner wall of the box body (1) through the first guide mechanisms (705) on the front side and the rear side, the driven pressure wheel (706) is fixedly mounted on the first mounting frame (704), the second extrusion mechanism (8) has the same structure as the first extrusion mechanism (7).

3. A film production process according to claim 2, characterized in that: the first guide mechanism (705) comprises a sliding block (7051) and a sliding groove (7052), the sliding block (7051) is fixedly mounted on the front side surface and the rear side surface of the first mounting rack (704), the sliding groove (7052) is formed in the position, corresponding to the sliding block (7051), of the front inner wall of the box body (1), and the sliding block (7051) is mounted in the sliding groove (7052).

4. A film production process according to claim 1, characterized in that: tension adjusting mechanism (10) includes second electric telescopic handle (101), second mounting bracket (102), second guiding mechanism (103) and pressure roller (104), second electric telescopic handle (101) fixed mounting is on box (1) downside inner wall, fixed surface installs second mounting bracket (102) on the piston of second electric telescopic handle (101), the equal fixed mounting of front and back both sides face of second mounting bracket (102) has second guiding mechanism (103), fixed mounting has pressure roller (104) on second mounting bracket (102), second guiding mechanism (103) are the same with first guiding mechanism (705) structure.

5. A film production process according to claim 1, characterized in that: temperature humidity control mechanism (11) include refrigerator (111), air discharge fan (112) and through hole (113), the left surface fixed mounting of box (1) has refrigerator (111), and refrigerator (111) communicate with each other with shaping room (5), air discharge fan (112) are installed admittedly to the left surface of box (1), through hole (113) have been seted up on the corresponding shaping room (5) left side wall of air discharge fan (112).

6. A film production process according to claim 1, characterized in that: dust removal mechanism (14) are including the cabinet body (141), second guide roll (142), electrostatic elimination stick (143) and clay dust roller (144), the left and right sides face of the cabinet body (141) is open structure, be close to the equal fixed mounting in upper left corner and lower right corner between the front and back inner wall of the cabinet body (141) and have second guide roll (142), between the inner wall around electrostatic elimination stick (143) fixed mounting has the cabinet body (141), clay dust roller (144) fixed mounting has between the inner wall around the cabinet body (141).

7. A film production process according to claim 6, characterized in that: the second guide roller (142) is arranged up and down in a way of facing the side surface tangency, the second guide roller (142) at the upper left corner is horizontally flush with the upper surface of the first guide roller (12), and the dust adhering roller (144) is arranged between the second guide rollers (142).

8. A film production process according to claim 1, characterized in that: drive mechanism (17) include second motor (171), action wheel (172), follow driving wheel (173) and belt (174), second motor (171) fixed mounting has mount (15) upper surface, fixed mounting has action wheel (172) on the output shaft of second motor (171), fixed mounting has follow driving wheel (173) on the input shaft of wind-up roll (16) leading flank, action wheel (172) pass through belt (174) transmission with follow driving wheel (173) and are connected.