CN220371804U - Polyimide film surface dust removing system - Google Patents
Polyimide film surface dust removing system Download PDFInfo
- Publication number
- CN220371804U CN220371804U CN202321818777.XU CN202321818777U CN220371804U CN 220371804 U CN220371804 U CN 220371804U CN 202321818777 U CN202321818777 U CN 202321818777U CN 220371804 U CN220371804 U CN 220371804U
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- dust
- air
- dust removing
- film
- blowing
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- 239000000428 dust Substances 0.000 title claims abstract description 133
- 229920001721 polyimide Polymers 0.000 title claims abstract description 15
- 238000007664 blowing Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims description 6
- 238000005453 pelletization Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
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- Cleaning In General (AREA)
Abstract
The utility model discloses a polyimide film surface dust removing system, which comprises a dust removing device arranged on a film running path, wherein the dust removing device comprises a front dust removing mechanism and a rear dust removing mechanism, the front dust removing mechanism comprises a set of dust blowing and collecting components respectively arranged on the front surface and the back surface of the film, and the rear dust removing mechanism comprises a set of dust sticking components respectively arranged on the front surface and the back surface of the film; the dust blowing and sucking assembly comprises an active guide roller and a dust removing bellows which is close to the active guide roller during dust removal, the dust removing bellows comprises a front air inlet chamber, a rear air inlet chamber and a middle air suction chamber, an air suction opening of the air suction chamber is arranged facing the active guide roller, two air blowing openings are symmetrically and obliquely arranged in front of and behind the air suction opening, the air suction opening is provided with a wind shield with the same radian as the active guide roller, and a centrally arranged air shrinkage opening is arranged on the wind shield; when dust is removed, a cavity for blowing and sucking dust is formed between the two blowing openings, the wind shield and the film on the driving guide roller. The utility model can rapidly remove dust on the surface of the film by blowing dust and sticking dust on both sides.
Description
Technical Field
The utility model relates to plastic film production supporting equipment, in particular to a polyimide film surface dust removal system.
Background
In the process of producing biaxially oriented polyimide film by using a thermal method in China, a process method of longitudinal stretching and then transverse stretching is generally adopted, in order to realize the condition of resisting the temperature of 500 ℃, a sliding chain clip track is generally lubricated by adopting a graphite inlaid film-reducing strip of copper alloy, and in the long-term operation process, the graphite and copper powder are scattered out from the antifriction strip, and generated dust floats in an oven after transverse stretching hot air so as to be attached to the surface of the film, thereby influencing the surface quality of the film, reducing the surface quality grade of the film and being unfavorable for producing high-end polyimide film.
As the demand for high-end polyimide films increases, so too does the demands on the film appearance. The film dust removal method commonly used at home usually adopts a dust-binding roller to contact impurities on the surface of the film and transfer the impurities to a transferable dust-collecting paper roll, the consumption of the dust-collecting paper roll in the long-term production process is large, and meanwhile, the dust-binding roller is troublesome to replace regularly and has high cost.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a polyimide film surface dust removal system.
Can solve polyimide film surface dust pelletizing system that prior art is not enough, its technical scheme includes the dust collector who sets up on the film travel path, and what the difference is:
1. the dust removing device comprises a front dust removing mechanism and a rear dust removing mechanism, wherein the front dust removing mechanism comprises a set of dust blowing and sucking components respectively arranged on the front surface and the back surface of the film, and the rear dust removing mechanism comprises a set of dust sticking components respectively arranged on the front surface and the back surface of the film.
2. The dust blowing and sucking assembly comprises a driving guide roller and a dust removing air box which is close to the driving guide roller during dust removal, wherein the dust removing air box comprises a front air inlet chamber, a rear air inlet chamber and an air suction chamber in the middle.
3. The wind suction opening of the wind suction chamber is arranged facing the active guide roller, the two wind blowing openings are symmetrically and obliquely arranged in front and back of the wind suction opening, the wind suction opening is provided with a wind shield with the same radian as the active guide roller, and the wind shield is provided with a centered wind suction opening.
4. When dust is removed, a cavity for blowing and sucking dust is formed between the two blowing openings, the wind shield and the film on the driving guide roller.
Further, each air inlet chamber is communicated with an air pump through an air inlet pipe, the air suction chamber is communicated with a fan through an air return pipe, and the fan is communicated with a dust box through a pipeline.
The structure of the dust-binding component comprises an active dust-binding roller, a pressing roller for pressing the film on the active dust-binding roller during dust removal and a dust removal transfer paper roll pressed on the active dust-binding roller.
Further, the dedusting transfer paper roll is arranged on an inflatable shaft, and the inflatable shaft is arranged on the pressing mechanism through a quick-change chuck.
The utility model has the beneficial effects that:
the polyimide film surface dust removing system can realize film double-sided dust blowing and sucking and dust sticking, can rapidly remove tiny dust, filth and tiny impurities on the front and back surfaces of the film, is simple and convenient to operate, has high degree of automation, improves the cleanliness and cleanliness of the surface of a product, improves the film quality, reduces the consumption of dust collecting paper rolls, and saves the production cost.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of the front dust removing mechanism in the embodiment of fig. 1.
Fig. 3 (a) is a view in the direction a of fig. 2.
Fig. 3 (b) is a top view of fig. 3 (a).
Fig. 4 is a schematic structural view of the rear dust removing mechanism in the embodiment of fig. 1.
Drawing number identification: 1. a film; 2. a blowing dust collection assembly; 2-1, driving a guide roller; 2-2, an air inlet chamber; 2-3, an air draft chamber; 2-4, wind shields; 3. a dust adhering component; 3-1, an active dust adhering roller; 3-2, a press roll; 3-3, dedusting and transferring paper rolls; 3-4, an inflatable shaft; 3-5, quick-change chucks; 4. an air inlet pipe; 5. an air pump; 6. an air return pipe; 7. a blower; 8. a dust collection box; 9. a three-way pipe; 10. a wallboard; 11. an up-and-down moving mechanism I; 12. a vertical movement mechanism II; 13. a motor unit is decelerated.
Detailed Description
The technical scheme of the utility model is further described below with reference to the embodiment shown in the drawings.
The polyimide film surface dust removing system comprises a dust removing device (the running direction of a film 1 is from right to left in figure 1) arranged on the running path of the film 1, wherein the dust removing device comprises a front dust removing mechanism (right side) and a rear dust removing mechanism (left side), the front dust removing mechanism comprises a set of dust blowing and sucking components 2 respectively arranged on the front side and the back side of the film 1, and the rear dust removing mechanism comprises a set of dust sticking components 3 respectively arranged on the front side and the back side of the film 1, as shown in figure 1.
Taking the dust blowing and sucking assembly 2 arranged on the front surface of the film 1 as an example, the structure is as follows:
the dust blowing and sucking assembly 2 comprises an active guide roller 2-1 and a dust removing bellows, the film 1 is wrapped on the upper part of the active guide roller 2-1, the dust removing bellows is arranged right above the active guide roller 2-1 and can move up and down to adjust the height, the width of the dust removing bellows is consistent with the length of the roller surface of the active guide roller 2-1, the dust removing bellows comprises a middle air draft chamber 2-3 and an air inlet chamber 2-2 arranged in front of and behind the air draft chamber 2-3, an air suction inlet at the lower end of the air draft chamber 2-3 is provided with a wind shield 2-4, the bottom of the wind shield 2-4 is arched to form an arc consistent with the upper part of the active guide roller 2-1, an air shrinkage inlet is arranged in the center of the wind shield 2-4, the air blowing inlet arranged at the lower end of the front air inlet chamber 2-2 is obliquely arranged at the front end of the air suction inlet, the air blowing inlet arranged at the lower end of the rear air inlet chamber 2-2 is obliquely arranged at the rear end of the air suction inlet, and the air blowing inlets at the front and rear are symmetrical to the air blowing inlet of the air suction chamber 2-3; when dust is removed, the dust removing bellows moves downwards to be close to the active guide roller 2-1, and a cavity for blowing and sucking dust is formed between the two air blowing openings and the wind shield 2-4 and the film 1 on the active guide roller 2-1, as shown in figures 1 and 2.
During dust removal, a central angle B formed by the air suction inlet and the center of the active guide roller 2-1 is 50-60 degrees, and a central angle C formed by the front air blowing inlet and the rear air blowing inlet and the center of the active guide roller 2-1 is 100-120 degrees, as shown in figure 2.
A left muffler 6 and a right muffler 6 (wear-resistant hoses) are arranged at the top of the air draft chamber 2-3, the two muffler 6 are connected with a centrifugal fan 7 through a three-way pipe 9, and the fan 7 is connected with a dust box 8 through a pipeline; the top of each air inlet chamber 2-2 is provided with a left air inlet pipe 4 (wear-resistant hose), a middle air inlet pipe and a right air inlet pipe 4, and the three air inlet pipes 4 are connected with a vortex air pump 5 through an air inlet main pipe, as shown in fig. 2, 3 (a) and 3 (b).
The operation mode of the dust blowing and sucking assembly 2 is as follows:
the front air pump 5 and the rear air pump 5 respectively send pressure air into the front air inlet chamber 2-2 and the rear air inlet chamber 2-2 through the front air inlet pipe 4 and the rear air inlet chamber 2-2, the pressure air is evenly blown out through the air outlets of the front air inlet chamber 2-2 and the rear air inlet chamber 2-2, dust attached to the surface of the film 1 passing through the dust removing bellows is blown to float and lift up to the middle, meanwhile, the fan 7 is started, and floating dust is sucked by return air generated by the air suction chamber 2-3 and pumped into the dust collecting chamber 8 through the return air pipe 6 and the fan 7, so that most of dust, filth and impurities attached to the surface of the film 1 are cleaned.
Taking the dust-binding component 3 arranged on the reverse side of the film 1 as an example, the structure is as follows: the gear motor 401 is connected with the dust-binding roller 404 through the coupling 402 to drive
The dust adhering component 3 comprises an active dust adhering roller 3-1 (a low-viscosity rubber roller), a compression roller 3-2, a dedusting transfer paper roll 3-3 and an air expansion shaft 3-4, wherein the film 1 is wrapped on the upper part of the active dust adhering roller 3-1, left and right end roller shafts of the active dust adhering roller 3-1 are arranged between left and right wallboards 10 through left and right belt seat bearings, the left end roller shaft of the active dust adhering roller 3-1 is connected with a speed reducing motor unit 13 through a coupler, the compression roller 3-2 is arranged right above the active dust adhering roller 3-1 and is arranged on a left and right up-down moving mechanism I11, the left and right up-down moving mechanism I11 is arranged on the left and right wallboards 10, the dedusting transfer paper roll 3-3 is sleeved on the air expansion shaft 3-4, the dedusting transfer paper roll 3-3 tightly expanded by the air expansion shaft 3-4 is arranged right below the left and right wallboards 10 of the active dust adhering roller 3-1, and the left and right end roller shafts of the air expansion shaft 3-4 are arranged in left and right wallboards 12 through left and right inner upper and lower moving mechanisms II (12 and left and right upper and lower moving mechanisms) of the left and right upper and lower moving mechanisms II are arranged on the left and right upper and lower moving mechanisms 12 and 12 respectively; when the dust is removed, the press roller 3-2 moves downwards to be tightly pressed on the film 1 of the active dust-binding roller 3-1, so that the film 1 is tightly attached to the active dust-binding roller 3-1, the air expansion shaft 3-4 moves upwards to tightly press the dust removal transfer paper roll 3-3 on the bottom of the active dust-binding roller 3-1, dust on the film 1 is transferred to the dust removal transfer paper roll 3-3 through the active dust-binding roller 3-1, after a period of time, when the dust removal transfer paper roll 3-3 has more dust and impurities, the paper roll can be torn off until the whole roll of the dust removal transfer paper roll 3-3 is completely used up, and then the new dust removal transfer paper roll 3-3 is replaced, so that the residual dust, filings and impurities on the surface of the film 1 which cannot be completely removed by the dust blowing and sucking component 2 are removed, as shown in fig. 1 and 4.
The up-down moving mechanism I11 comprises left and right sliding pairs I, each sliding pair I comprises a linear sliding rail I and a sliding plate I which are in sliding fit, the left and right linear sliding rails I are arranged on a left wallboard 10 and a right wallboard 10, left and right shaft ends of the press roller 3-2 are arranged on bearing seats on the left and right sliding plates I, the left and right wallboards 10 are provided with left and right cylinders I through left and right cylinder seats I, and cylinder rods extending downwards from the left and right cylinders I are connected to the left and right sliding plates I as shown in figure 4.
The up-down moving mechanism II 12 comprises left and right sliding pairs II, each sliding pair II comprises a linear sliding rail II and a sliding plate II which are in sliding fit, the left and right linear sliding rails II are arranged on a left wallboard 10 and a right wallboard 10, the left and right quick-change chucks 3-5 are arranged on the left and right sliding plates II, the left and right wallboards 10 are provided with left and right cylinders II through left and right cylinder seats II, and cylinder rods extending upwards from the left and right cylinders II are connected to the left and right sliding plates II, as shown in figure 4.
Claims (4)
1. Polyimide film surface dust pelletizing system includes the dust collector who sets up on film (1) travel path, its characterized in that:
the dust removing device comprises a front dust removing mechanism and a rear dust removing mechanism, wherein the front dust removing mechanism comprises a set of dust blowing and collecting components (2) respectively arranged on the front side and the back side of the film (1), and the rear dust removing mechanism comprises a set of dust sticking components (3) respectively arranged on the front side and the back side of the film (1);
the dust blowing and sucking assembly (2) comprises an active guide roller (2-1) and a dust removing air box which is close to the active guide roller (2-1) during dust removal, wherein the dust removing air box comprises a front air inlet chamber (2-2), a rear air inlet chamber (2-3) and an air exhausting chamber (2-3) in the middle;
the air suction opening of the air suction chamber (2-3) is arranged facing the active guide roller (2-1), two air blowing openings are symmetrically and obliquely arranged in front of and behind the air suction opening, the air suction opening is provided with a wind shield (2-4) with the same radian as the active guide roller (2-1), and the wind shield (2-4) is provided with a central air suction opening;
during dust removal, a cavity for blowing and sucking dust is formed between the two air blowing openings, the air baffle (2-4) and the film (1) on the driving guide roller (2-1).
2. The polyimide film surface dust removal system according to claim 1, wherein: each air inlet chamber (2-2) is communicated with an air pump (5) through an air inlet pipe (4), the air suction chamber (2-3) is communicated with a fan (7) through an air return pipe (6), and the fan (7) is communicated with a dust box (8) through a pipeline.
3. The polyimide film surface dust removal system according to claim 1 or 2, wherein: the dust-binding component comprises an active dust-binding roller (3-1), a pressing roller (3-2) for pressing the film (1) on the active dust-binding roller (3-1) during dust removal and a dust removal transfer paper roll (3-3) pressed on the active dust-binding roller (3-1).
4. A polyimide film surface dust removal system according to claim 3, wherein: the dedusting transfer paper roll (3-3) is arranged on the air expansion shaft (3-4), and the air expansion shaft (3-4) is arranged on the pressing mechanism through the quick-change clamping head (3-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321818777.XU CN220371804U (en) | 2023-07-11 | 2023-07-11 | Polyimide film surface dust removing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321818777.XU CN220371804U (en) | 2023-07-11 | 2023-07-11 | Polyimide film surface dust removing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220371804U true CN220371804U (en) | 2024-01-23 |
Family
ID=89560581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321818777.XU Active CN220371804U (en) | 2023-07-11 | 2023-07-11 | Polyimide film surface dust removing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220371804U (en) |
-
2023
- 2023-07-11 CN CN202321818777.XU patent/CN220371804U/en active Active
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| GR01 | Patent grant |