CN111703945B - Wrinkle removing equipment for plastic film - Google Patents
Wrinkle removing equipment for plastic film Download PDFInfo
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- CN111703945B CN111703945B CN202010656934.6A CN202010656934A CN111703945B CN 111703945 B CN111703945 B CN 111703945B CN 202010656934 A CN202010656934 A CN 202010656934A CN 111703945 B CN111703945 B CN 111703945B
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- 239000002985 plastic film Substances 0.000 title claims abstract description 93
- 229920006255 plastic film Polymers 0.000 title claims abstract description 93
- 230000037303 wrinkles Effects 0.000 title abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000005096 rolling process Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000004804 winding Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to the technical field of film processing, and particularly relates to wrinkle removing equipment for a plastic film, which comprises a first mechanism, a second mechanism and a third mechanism which are fixedly arranged on a first fixed base in sequence along the movement direction of the plastic film; according to the invention, the fourth roller and the fifth roller are extruded and separated in a high-frequency reciprocating manner, so that wrinkles on the part of the plastic film between the fifth roller and the second roller are effectively removed, and the fourth roller and the fifth roller are extruded and then separated instantly so that the plastic film which is further tightened is loosened, thereby avoiding the plastic film from being irreversibly deformed due to the fact that the plastic film is tightened for a long time, ensuring that the plastic film coming out of the wrinkle removing device is a qualified product, reducing the defective rate of a finished plastic film product to the maximum extent, reducing the production cost of the plastic film and improving the production efficiency.
Description
Technical Field
The invention belongs to the technical field of film processing, and particularly relates to wrinkle removing equipment for a plastic film.
Background
The prior traditional plastic film is a common daily article for people at present, and the plastic film has the advantages of good transparency, good moisture resistance, excellent heat resistance, convenient use, low price and the like and is widely applied to various industries; the production of the plastic film is carried out by the steps of forming and winding; because the thickness of the plastic film is very small, the phenomenon of fold adhesion can occur in the process that the plastic film from the forming device moves to a winding drum; after the unrefined plastic film is wound on a roller, wrinkles can be permanently deformed due to long-time extrusion, and the using effect of the unrefined plastic film is influenced by creases caused by the wrinkles on the plastic film in the later use process.
The present invention is directed to a wrinkle removal device for plastic films that solves the above problems.
Disclosure of Invention
In order to solve the defects in the prior art, the invention discloses a wrinkle removing device for a plastic film, which is realized by adopting the following technical scheme.
In the description of the present invention, it should be noted that the terms "inside", "below", "upper" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships which the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the equipment or the elements which are referred to must have a specific orientation, be constructed in a specific orientation or be operated, and thus cannot be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
A wrinkle-removing device for plastic films, characterized in that: the plastic film fixing device comprises a first mechanism, a second mechanism and a third mechanism which are fixedly arranged on a first fixing base in sequence along the movement direction of a plastic film.
The first mechanism comprises a first U-shaped base, a second roller, a first roller, a sliding block, an electric drive module and a limiting block, wherein the two side plates are symmetrically provided with sliding grooves, and the first U-shaped base is fixedly arranged on a first fixed base; the first roller is arranged in the first U-shaped base through a first roller; the two sliding blocks are respectively installed in the two sliding grooves in a sliding manner; the second rollers provided with the second rollers are respectively arranged in the circular holes of the two sliding blocks through bearings; the second roller is positioned on the upper side of the first roller and matched with the first roller; a first return spring arranged in the sliding chute plays a role in returning the corresponding sliding block; the side walls of the two sliding chutes are provided with through limiting grooves; a limiting block with one end provided with an inclined plane is slidably arranged in each limiting groove, a limiting spring for resetting the limiting block is arranged on the limiting block, and the limiting block is matched with the corresponding sliding block; the electric drive module powers rotation of the first and second rollers through a combination of gears and shafts.
The second mechanism comprises a second U-shaped base fixedly arranged on the first fixed base, a third rolling shaft externally sleeved with a third roller and telescopic rods, wherein the two telescopic rods with compression springs inside are symmetrically and fixedly arranged in the second U-shaped base, and two ends of the third rolling shaft are fixedly connected with the upper ends of the two telescopic rods through fixed blocks.
The third mechanism comprises a third U-shaped base fixedly arranged on the first fixed base, a fourth rolling shaft sleeved with a fourth rolling shaft, a fifth rolling shaft fixedly arranged on the fifth rolling shaft, a telescopic plate and an incomplete gear, wherein two telescopic plates with compression springs inside are symmetrically and fixedly arranged in the third U-shaped base, and the top ends of telescopic inner rods in the two telescopic plates are fixedly connected with the two ends of the fourth rolling shaft respectively; one side surface of the telescopic outer sleeve of the telescopic plate is a tooth surface; the trapezoidal guide blocks arranged on the two telescopic outer sleeves of the telescopic plates respectively slide in two vertical trapezoidal guide grooves symmetrically formed in the inner side surface of the third U-shaped base; incomplete gears which are respectively meshed with the upper tooth surfaces of the two telescopic outer sleeves are coaxially arranged in the third U-shaped base; the two telescopic outer sleeves are respectively provided with a second return spring for the two telescopic outer sleeves to return; two ends of a fifth rolling shaft are arranged in the third U-shaped base through bearings, and a fifth roller is positioned on the upper side of the fourth roller and matched with the fourth roller; the fifth roller is in transmission connection with the shaft where the incomplete gear is located, and the torque of the fifth roller is smaller than that of the shaft where the incomplete gear is located.
A sixth roller as a guide is installed in the third U-shaped base by a shaft.
As a further improvement of the technology, the side wall of the chute is provided with a limiting guide groove; the limiting guide blocks fixedly arranged on the side surfaces of the sliding blocks vertically slide in the corresponding limiting guide grooves; the limiting guide groove prevents the sliding block from being separated from the sliding groove in the sliding process of the sliding groove.
As a further improvement of the technology, the first return spring is an extension spring, one end of the first return spring is connected with the top surface of the sliding groove, and the other end of the first return spring is connected with the upper end surface of the sliding block.
As a further improvement of the technology, a compression spring plate is fixedly arranged at the exposed end of the limiting block, one end of a limiting spring embedded on the limiting block is connected with the compression spring plate, and the other end of the limiting spring is connected with the side wall of the first U-shaped base.
As a further improvement of the technology, two ends of the first roller are respectively matched with first shaft hole bearings on two side walls of the first U-shaped base; a second gear is arranged at one end of the first rolling shaft, which is positioned at the outer side of the first U-shaped base; a third gear and a fourth gear which are meshed with each other are respectively arranged on the side wall of the first U-shaped base through a shaft, and the third gear is meshed with the second gear; the fifth gear is arranged at one end, penetrating out of the outer side of the first U-shaped base, of the second rolling shaft and is matched with the fourth gear below the fifth gear; a first gear is arranged on the electric drive module which is arranged on the side wall of the first U-shaped base through a second fixing base, and the first gear is meshed with the third gear; and one end of the limiting block, which is far away from the inclined plane of the limiting block, is fixedly provided with a compression spring plate, one end of a limiting spring which is embedded on the limiting block is connected with the compression spring plate, and the other end of the limiting spring is connected with the side wall of the first U-shaped base.
As a further improvement of the technology, the third gear and the fourth gear have the same size, and the fifth gear and the second gear have the same size, so that the rotating speeds of the first roller and the second roller are equal, and the plastic film is effectively pulled by the first roller and the second roller; the electric drive module is composed of a motor and a speed reducer, the motor and the speed reducer are both fixedly installed on the second fixing base, an output shaft of the motor is connected with an input shaft of the speed reducer, and a first gear is installed on an output shaft of the speed reducer.
As a further improvement of the technology, a tension spring plate is fixedly arranged on one side surface of the telescopic outer sleeve of the telescopic plate; the second reset spring is an extension spring, the lower end of the second reset spring is connected with the bottom surface of the third U-shaped base, and the upper end of the second reset spring is connected with the corresponding tension spring plate.
As a further improvement of the present technology, the third mechanism further includes a thirteenth gear, a twelfth gear, an eleventh gear, a tenth gear, a ninth gear, an eighth gear, a seventh gear, and a sixth gear, wherein a shaft on which the two incomplete gears are located is a transmission shaft, and the thirteenth gear is fixedly mounted at one end of the transmission shaft penetrating through the outer side of the third U-shaped base; the sixth gear is arranged on the fifth rolling shaft and is positioned outside the third U-shaped base; the seventh gear and the eighth gear are arranged at two ends of a shaft matched with a third shaft hole bearing on the side wall of the third U-shaped base, and the seventh gear is meshed with a sixth gear arranged at the shaft end of the fifth roller; a ninth gear and a tenth gear are arranged at two ends of a shaft matched with a fourth shaft hole bearing on the side wall of the third U-shaped base, and the ninth gear is meshed with the eighth gear; and an eleventh gear and a twelfth gear which are meshed with each other are respectively arranged on the outer side surface of the third U-shaped base through shafts, the eleventh gear is meshed with the tenth gear, and the twelfth gear is meshed with the thirteenth gear.
As a further improvement of the present technology, the diameter of the sixth gear is smaller than the diameter of the seventh gear; the diameter of the seventh gear is larger than that of the eighth gear; the diameter of the eighth gear is smaller than that of the ninth gear, and the diameter of the ninth gear is larger than that of the tenth gear. Make and reduce speed twice and increase the torsion between fifth roller bearing and the transmission shaft to make the transmission shaft obtain great moment of torsion, incomplete gear obtains less rotation speed, and then guarantees the fourth cylinder and upwards moves gradually and extrudees the validity gradually each other with the fifth cylinder, be favorable to forming apparent speed difference and tighten under the pulling of first cylinder and second cylinder at the both ends of the part that is located between fourth cylinder and the first cylinder on the plastic film. The arc length of the upper tooth surface of the incomplete gear is larger than the maximum gap between the fourth roller and the fifth roller, so that the fourth roller and the fifth roller are effectively extruded when the teeth on the upper tooth surface of the incomplete gear stir the teeth at the lowest end of the telescopic plate.
One end of a plastic film sequentially passes through a sixth roller, a space between the fourth roller and the fifth roller, and a space between the third roller and the first roller and the second roller to enter a plastic film winding drum device.
Compared with the traditional plastic film wrinkle removing device, the fourth roller and the fifth roller are extruded and separated in a high-frequency reciprocating mode, wrinkles on the part, located between the fifth roller and the second roller, of the plastic film are effectively removed, meanwhile, the fourth roller and the fifth roller are extruded and separated instantly, so that the plastic film which is further tightened is loosened, the plastic film is prevented from being deformed irreversibly due to the fact that the plastic film is tightened for a long time, the plastic film which is discharged from the wrinkle removing device is a qualified product, the defective rate of a plastic film finished product is reduced to the maximum extent, the production cost of the plastic film is reduced, and the production efficiency is improved; the invention has simple structure and better use effect.
Drawings
Figure 1 is a schematic view of the whole of the wrinkle removal device.
Fig. 2 is a schematic diagram of a first mechanism.
Fig. 3 is a schematic cross-sectional view of a first mechanism.
Fig. 4 is a schematic diagram of the cooperation of the second roller, the sliding block, the limiting guide block, the fifth gear and the first return spring.
FIG. 5 is a schematic view of a first U-shaped base.
Fig. 6 is a second mechanism schematic.
Fig. 7 is a schematic view of a third mechanism.
Fig. 8 is a schematic sectional view of the third mechanism.
Fig. 9 is a schematic view of the internal drive engagement of the third mechanism.
Fig. 10 is a schematic cross-sectional view of the internal drive engagement of the third mechanism.
FIG. 11 is a schematic view of the combination of the retractable plate, the trapezoid guide block and the second return spring.
Fig. 12 is a schematic view of a third U-shaped base.
FIG. 13 is a schematic view of the first roller, the second roller, the third roller, the fourth roller, the fifth roller, the sixth roller and the plastic film.
Number designation in the figures: 1. a first stationary base; 2. a first mechanism; 3. a second mechanism; 4. a third mechanism; 5. a first U-shaped base; 6. a first shaft hole; 7. a chute; 8. a limiting guide groove; 9. a limiting groove; 10. a second drum; 11. a second roller; 12. a slider; 13. a limiting guide block; 14. a first return spring; 15. a fifth gear; 16. a first drum; 17. a first roller; 18. a second gear; 19. a third gear; 20. a fourth gear; 21. a first gear; 22. an electric drive module; 23. a second stationary base; 24. a limiting block; 25. a compression spring plate; 26. a limiting spring; 27. a second U-shaped base; 28. a telescopic rod; 29. a third drum; 30. a third roller; 31. a fixed block; 32. a third U-shaped base; 33. a second shaft hole; 34. a third shaft hole; 35. a fourth shaft hole; 36. a fifth shaft hole; 37. a trapezoidal guide groove; 38. a fourth drum; 39. a fourth roller; 40. a retractable plate; 41. a trapezoidal guide block; 42. a tension spring plate; 43. a second return spring; 44. an incomplete gear; 45. a drive shaft; 46. a thirteenth gear; 47. a twelfth gear; 48. an eleventh gear; 49. a tenth gear; 50. a ninth gear; 51. an eighth gear; 52. a seventh gear; 53. a sixth gear; 54. a fifth roller; 55. a fifth drum; 56. a sixth drum; 57. a plastic film; 58. and (5) a film rolling device.
Detailed Description
The drawings are schematic illustrations of the implementation of the present invention to facilitate understanding of the principles of structural operation. The specific product structure and the proportional size are determined according to the use environment and the conventional technology.
As shown in fig. 1, it comprises a first mechanism 2, a second mechanism 3 and a third mechanism 4 which are fixedly arranged on a first fixed base 1 in sequence along the moving direction of a plastic film 57.
As shown in fig. 2 and 3, the first mechanism 2 includes a first U-shaped base 5, a second roller 10, a first roller 16, a slider 12, an electric drive module 22, and a limiting block 24, where two side plates are symmetrically provided with sliding chutes 7, and as shown in fig. 1, the first U-shaped base 5 is fixedly mounted on the first fixed base 1; as shown in fig. 2, the first roller 16 is installed in the first U-shaped base 5 by a first roller 17; as shown in fig. 3, two sliding blocks 12 are respectively slidably mounted in the two sliding grooves 7; the second rollers 11 provided with the second rollers 10 are respectively arranged in the circular holes of the two sliding blocks 12 through bearings; the second roller 10 is positioned at the upper side of the first roller 16 and matched with the first roller; a first return spring 14 arranged in the chute 7 plays a role in returning the corresponding slide block 12; as shown in fig. 5, the side walls of the two sliding grooves 7 are both provided with a through limiting groove 9; as shown in fig. 3, a limiting block 24 with an inclined plane at one end is slidably mounted in each limiting groove 9, a limiting spring 26 for resetting the limiting block 24 is mounted on the limiting block 24, and the limiting block 24 is matched with the corresponding sliding block 12; as shown in fig. 2, the electric drive module 22 powers the rotation of the first and second rollers 16, 10 through a combination of gears and shafts.
As shown in fig. 6, the second mechanism 3 includes a second U-shaped base 27 fixedly mounted on the first fixed base 1, a third roller 30 externally sleeved with a third roller 29, and an expansion link 28, wherein two expansion links 28 having compression springs inside are symmetrically and fixedly mounted in the second U-shaped base 27, and both ends of the third roller 30 are fixedly connected with the upper ends of the two expansion links 28 through fixed blocks 31.
As shown in fig. 7 and 8, the third mechanism 4 includes a third U-shaped base 32 fixedly mounted on the first fixed base 1, a fourth roller 39 externally sleeved with a fourth roller 38, a fifth roller 55 fixedly mounted on a fifth roller 54, a retractable plate 40, and an incomplete gear 44, wherein as shown in fig. 8, two retractable plates 40 having compression springs therein are symmetrically and fixedly mounted in the third U-shaped base 32, and the top ends of retractable rods in the two retractable plates 40 are fixedly connected with two ends of the fourth roller 39 respectively; the top ends of the telescopic inner rods in the two telescopic plates 40 are fixedly connected with two ends of a fourth roller 39 respectively; as shown in fig. 8, 11 and 12, one side of the telescopic jacket of the telescopic plate 40 is a tooth surface; the trapezoidal guide blocks 41 arranged on the telescopic outer sleeves of the two telescopic plates 40 respectively slide in two vertical trapezoidal guide grooves 37 symmetrically formed on the inner side surface of the third U-shaped base 32; as shown in fig. 10, incomplete gears 44 respectively engaged with the upper tooth surfaces of the two telescopic jackets are coaxially installed in the third U-shaped base 32; the two telescopic outer sleeves are respectively provided with a second return spring 43 for the two telescopic outer sleeves to return; as shown in fig. 7 and 8, the fifth roller 54 is mounted in the third U-shaped base 32 through bearings at both ends, and the fifth roller 55 is located above and engaged with the fourth roller 38; as shown in fig. 9, the fifth roller 54 is in transmission connection with the shaft of the incomplete gear 44, and the torque of the fifth roller 54 is smaller than that of the shaft of the incomplete gear 44.
As shown in fig. 1, a sixth roller 56 as a guide is mounted in the third U-shaped base 32 by a shaft.
As shown in fig. 5, a limiting guide groove 8 is formed on the side wall of the sliding groove 7; as shown in fig. 3 and 4, the limiting guide blocks 13 fixed on the side surfaces of the sliding blocks 12 vertically slide in the corresponding limiting guide grooves 8; the limiting guide groove 8 prevents the sliding block 12 from being separated from the sliding groove 7 in the sliding process along the sliding groove 7.
As shown in fig. 3 and 4, the first return spring 14 is an extension spring, and one end thereof is connected to the top surface of the slide groove 7, and the other end thereof is connected to the upper end surface of the slider 12.
As shown in fig. 3, a compression spring plate 25 is fixedly mounted at an exposed end of the stopper 24, one end of a limiting spring 26 nested in the stopper 24 is connected with the compression spring plate 25, and the other end is connected with the side wall of the first U-shaped base 5.
As shown in fig. 2, 3 and 5, two ends of the first roller 17 are respectively in bearing fit with the first shaft holes 6 on two side walls of the first U-shaped base 5; a second gear 18 is arranged at one end of the first roller 17, which is positioned at the outer side of the first U-shaped base 5; a third gear 19 and a fourth gear 20 which are meshed with each other are respectively arranged on the side wall of the first U-shaped base 5 through shafts, and the third gear 19 is meshed with the second gear 18; a fifth gear 15 is arranged at one end of the second roller 11 penetrating out of the outer side of the first U-shaped base 5, and the fifth gear 15 is matched with a fourth gear 20 below; a first gear 21 is arranged on an electric drive module 22 which is arranged on the side wall of the first U-shaped base 5 through a second fixed base 23, and the first gear 21 is meshed with the third gear 19; and a compression spring plate 25 is fixedly arranged at one end of the limiting block 24, which is far away from the inclined plane of the limiting block, one end of a limiting spring 26 is embedded in the limiting block 24 and is connected with the compression spring plate 25, and the other end of the limiting spring is connected with the side wall of the first U-shaped base 5.
As shown in fig. 2, the third gear 19 and the fourth gear 20 are the same in size, and the fifth gear 15 and the second gear 18 are the same in size, so as to ensure that the rotating speeds of the first roller 16 and the second roller 10 are equal, and further ensure that the plastic film 57 is effectively pulled by the first roller 16 and the second roller 10; the electric drive module 22 is composed of a motor and a speed reducer, the motor and the speed reducer are both fixedly mounted on the second fixing base 23, an output shaft of the motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is provided with a first gear 21.
As shown in fig. 11, a tension spring plate 42 is fixedly mounted on one side surface of the telescopic outer sleeve of the telescopic plate 40; the second return spring 43 is an extension spring, and has a lower end connected to the bottom surface of the third U-shaped base 32 and an upper end connected to the corresponding tension spring plate 42.
As shown in fig. 7 and 9, the third mechanism 4 further includes a thirteenth gear 46, a twelfth gear 47, an eleventh gear 48, a tenth gear 49, a ninth gear 50, an eighth gear 51, a seventh gear 52, and a sixth gear 53, wherein the shaft on which the two incomplete gears 44 are located is a transmission shaft 45, and the thirteenth gear 46 is fixedly mounted at one end of the transmission shaft 45, which penetrates through the outer side of the third U-shaped base 32; the sixth gear 53 is mounted on the fifth roller 54 and is located outside the third U-shaped base 32; a seventh gear 52 and an eighth gear 51 are arranged at two ends of the shaft which is in bearing fit with the third shaft hole 34 on the side wall of the third U-shaped base 32, and the seventh gear 52 is meshed with a sixth gear 53 arranged at the shaft end of a fifth roller 54; a ninth gear 50 and a tenth gear 49 are installed at both ends of a shaft bearing-fitted with the fourth shaft hole 35 on the side wall of the third U-shaped base 32, and the ninth gear 50 is engaged with the eighth gear 51; an eleventh gear 48 and a twelfth gear 47 which are engaged with each other are respectively mounted on the outer side surface of the third U-shaped base 32 through shafts, and the eleventh gear 48 is engaged with the tenth gear 49 and the twelfth gear 47 is engaged with the thirteenth gear 46.
As shown in fig. 9, the diameter of the sixth gear 53 is smaller than that of the seventh gear 52; the diameter of the seventh gear 52 is larger than that of the eighth gear 51; the diameter of the eighth gear 51 is smaller than that of the ninth gear 50, and the diameter of the ninth gear 50 is larger than that of the tenth gear 49. The speed and torque between the fifth roller 54 and the transmission shaft 45 are reduced and increased twice, so that the transmission shaft 45 obtains a larger torque, the incomplete gear 44 obtains a smaller rotation speed, the effectiveness that the fourth roller 38 gradually moves upwards and gradually presses the fifth roller 55 is further ensured, and a significant speed difference is formed at two ends of a part, located between the fourth roller 38 and the first roller 16, of the plastic film 57, and the plastic film is tightened under the pulling of the first roller 16 and the second roller 10. The arc length of the tooth surface on the incomplete gear 44 is larger than the maximum gap between the fourth roller 38 and the fifth roller 55, so that the fourth roller 38 and the fifth roller 55 are effectively extruded when the teeth on the tooth surface on the incomplete gear 44 stir the lowest teeth on the telescopic plate 40.
As shown in fig. 13, one end of the plastic film 57 of the present invention passes through the sixth roller 56, between the fourth roller 38 and the fifth roller 55, and between the third roller 29 and the first roller 16 and the second roller 10 in sequence, and enters into the plastic film 57 winding device.
The working process of the invention is as follows: when the plastic film 57 is not mounted on the whole device, the two sliders 12 mounted at the two ends of the second roller 11 are positioned above the stopper 24, and the first roller 16 is separated from the second roller 10.
When the wrinkle removing work of the plastic film 57 is needed, one end of the plastic film 57 passes through the sixth roller 56, the space between the fourth roller 38 and the fifth roller 55, and the space between the third roller 29 and the first roller 16 and the second roller 10 in sequence to be installed on the device; then pulling the plastic film 57 forward with both hands so that the plastic film 57 is in a taut state; pressing the second roller 10 again to enable the first roller 16 and the second roller 10 to extrude the plastic film 57 together so as to keep the plastic film 57 in a tight state, and further enable wrinkles of the portion, located between the first roller 16 and the fifth roller 55, of the plastic film 57 to be stretched and removed before the whole device is not operated, so that the problem that after the device is started to operate, a portion of the plastic film 57 without wrinkles is discharged from between the first roller 16 and the second roller 10 and wound on a film winding drum located on the film winding device 58 to affect the qualified rate of the final finished product of the plastic film 57 is avoided; at the moment, the two first return springs 14 are stretched and store energy, the fifth gear 15 is meshed with the fourth gear 20, and the third roller 29 drives the two telescopic rods 28 to slightly compress under the action of the plastic film 57; the end of the plastic film 57 coming out between the first roller 16 and the second roller 10 is then mounted in a prior art film winding device 58.
In the process of pressing the second roller 10, the two sliders 12 at the two ends of the second roller 11 respectively act on the inclined surfaces of the two limit blocks 24 at the same time, so that the two limit blocks 24 respectively contract along the corresponding limit grooves 9, and the two limit springs 26 are compressed; the stopper 24 gradually releases the restriction on the slider 12; when the two sliders 12 simultaneously cross the two limiting blocks 24, under the action of the two limiting springs 26, the two limiting blocks 24 simultaneously slide out of the corresponding limiting grooves 9 and respectively form new limiting for the two sliders 12, so that the first roller 16 and the second roller 10 are enabled to properly extrude the plastic film 57 between the first roller 16 and the second roller 10, and the plastic film 57 can be driven to move by the rotation of the first roller 16 and the second roller 10.
Then, the power supply is switched on, so that the electric drive module 22 and the film rolling device 58 operate simultaneously; the electric drive module 22 drives the second gear 18 and the fourth gear 20 to rotate in the same direction through the first gear 21 and the third gear 19, the second gear 18 drives the first roller 16 to synchronously rotate through the first roller 17, and the fourth gear 20 drives the second roller 10 to rotate through the fifth gear 15 and the second roller 11; the first roller 16 and the second roller 10 which rotate in opposite directions and are pressed with each other simultaneously drive the plastic film 57 to move towards the film winding device 58, and the film winding device 58 winds the plastic film 57 entering the film winding device; at the same time, the moving plastic film 57 drives the third roller 29, the fifth roller 55 and the sixth roller 56 to rotate in the same direction; the fifth roller 55 drives a sixth gear 53 to synchronously rotate through a fifth roller 54, the sixth gear 53 drives an eighth gear 51 which is coaxial with the first gear 21 to rotate through a seventh gear 52 which is meshed with the sixth gear 53, the eighth gear 51 drives a tenth gear 49 which is coaxial with the ninth gear 50 to rotate through a ninth gear 50 which is meshed with the eighth gear 51, the tenth gear 49 drives a twelfth gear 47 which is meshed with the eleventh gear 48 to rotate through an eleventh gear 48 which is meshed with the tenth gear, and the twelfth gear 47 drives two incomplete gears 44 which are coaxial with the thirteenth gear 46 to rotate through a thirteenth gear 46 which is meshed with the twelfth gear 47; the rotation direction of the incomplete gear 44 is opposite to the rotation direction of the sixth gear 53; when the incomplete tooth surfaces on the two incomplete gears 44 start to be meshed with the tooth surface on the telescopic jacket side of the telescopic plate 40, the two incomplete gears 44 respectively drive the two telescopic plates 40 to move upwards along the trapezoidal guide groove 37 at the same time, the two telescopic plates 40 drive the fourth roller 38 to move upwards synchronously through the fourth roller 39, and the two second return springs 43 are stretched.
When the fourth roller 38 meets the fifth roller 55 above, the moving plastic film 57 drives the fourth roller 38 to rotate; the two incomplete gears 44 continue to drive the telescopic jackets of the two telescopic plates 40 to move upwards along the trapezoidal guide grooves 37; the compression springs in the two telescopic plates 40 are compressed, so that the squeezing of the plastic film 57 by the fourth roller 38 and the fifth roller 55 is rapidly tightened, the pulling-out movement of the plastic film 57 is momentarily limited by the squeezing of the fourth roller and the fifth roller, the speed of the front end of the part of the plastic film 57 between the fourth roller 38 and the first roller 16 is greater than the speed of the rear end, so that the part of the plastic film 57 between the fourth roller 38 and the first roller 16 is rapidly tightened, and the wrinkles on the part of the plastic film 57 between the fourth roller 38 and the first roller 16 are tightened and begin to eliminate the wrinkles; when the incomplete tooth surfaces on the two incomplete gears 44 are still engaged with the side end tooth surfaces of the telescopic jackets on the corresponding telescopic plates 40, the fourth roller 38 moves upwards, the fourth roller 38 and the fifth roller 55 continuously press the plastic film 57 tightly, and all wrinkles are gradually removed from the part, located between the fourth roller 38 and the first roller 16, of the plastic film 57; the further tightened plastic film 57 acts on the third rollers 29, so that the two third rollers 29 move downwards along with the further compression of the two telescopic rods 28, and the movement of the telescopic rods 28 ensures that the tension borne by the plastic film 57 is in a proper range, thereby preventing irreversible deformation caused by excessive tightening.
When the meshing between the incomplete tooth surfaces on the two incomplete gears 44 and the tooth surfaces at the side end of the telescopic sleeve on the corresponding telescopic plates 40 is finished, under the action of the two second return springs 43, the two telescopic plates 40 are driven by the fourth roller 39 to instantly separate from the fifth roller 55 while recovering the original length and returning, the resistance on the plastic film 57 disappears, the two telescopic rods 28 extend under the action of the compression springs in the telescopic rods 28, and a certain tension force is continuously provided for the moving plastic film 57 which does not bear the resistance; the continuously running electric drive module 22 continuously drives the first roller 16 and the second roller 10 to rotate through the first gear 21, the second gear 18, the third gear 19, the fourth gear 20 and the fifth gear 15, the first roller 16 and the second roller 10 continuously pull the plastic film 57 to advance, the plastic film 57 drives the two incomplete gears 44 to continuously rotate through the fifth roller 55, the fifth roller 54, the sixth gear 53, the seventh gear 52, the eighth gear 51, the ninth gear 50, the tenth gear 49, the eleventh gear 48, the twelfth gear 47, the thirteenth gear 46 and the transmission shaft 45, the incomplete gear faces on the incomplete gears 44 are circularly and repeatedly in and out of meshing relationship with the telescopic jacket side end gear faces on the telescopic plates 40, the two telescopic plates 40 are reciprocated up and down along the trapezoidal guide grooves 37, and the fourth roller 38 is repeatedly pressed and separated from the fifth roller 55; the portion of the plastic film 57 between the fourth roller 38 and the first roller 16 is stretched and stretched several times before completely leaving the space between the first roller 16 and the second roller 10, thereby ensuring that the plastic film 57 entering the film winding device 58 is wrinkle-free, and thus ensuring the yield of the finished plastic film 57.
Resetting: when the plastic film 57 on the device is detached, the two telescopic rods 28 restore to original lengths under the action of the springs in the two telescopic rods and drive the third roller 29 to move upwards to the initial position; under the action of the two second return springs 43, the two expansion plates 40 drive the fourth roller 38 to return to the initial position; the compression spring plate 25 is pulled outwards by hand, so that the two limit blocks 24 release the limit on the two slide blocks 12, and the two limit springs 26 are stretched; under the action of the two first return springs 14, the two sliders 12 drive the first roller 16 and the fifth gear 15 to move upwards to the initial positions through the first roller 17; then, the handle is released, and the two limit blocks 24 are reset under the action of the two limit springs 26.
In conclusion, the invention has the beneficial effects that: the fourth roller 38 and the fifth roller 55 are circularly and repeatedly extruded and separated, so that wrinkles on the part, located between the fifth roller 55 and the second roller 10, of the plastic film 57 are effectively removed, meanwhile, the fourth roller 38 and the fifth roller 55 are quickly separated after extrusion, so that the plastic film 57 which is further tightened is loosened, the plastic film 57 is prevented from being irreversibly deformed due to the fact that the plastic film 57 is tightened for a long time, the plastic film 57 which is discharged from the wrinkle removing device is a qualified product, the defective rate of a finished plastic film 57 product is reduced to the greatest extent, the production cost of the plastic film 57 is reduced, and the production efficiency is improved.
Claims (5)
1. A wrinkle-removing device for plastic films, characterized in that: the device comprises a first mechanism, a second mechanism and a third mechanism which are fixedly arranged on a first fixed base in sequence along the movement direction of a plastic film;
the first mechanism comprises a first U-shaped base, a second roller, a first roller, a sliding block, an electric drive module and a limiting block, wherein the two side plates are symmetrically provided with sliding grooves, and the first U-shaped base is fixedly arranged on a first fixed base; the first roller is arranged in the first U-shaped base through a first roller; the two sliding blocks are respectively installed in the two sliding grooves in a sliding manner; the second rollers provided with the second rollers are respectively arranged in the circular holes of the two sliding blocks through bearings; the second roller is positioned on the upper side of the first roller and matched with the first roller; a first return spring arranged in the sliding chute plays a role in returning the corresponding sliding block; the side walls of the two sliding chutes are provided with through limiting grooves; a limiting block with one end provided with an inclined plane is slidably arranged in each limiting groove, a limiting spring for resetting the limiting block is arranged on the limiting block, and the limiting block is matched with the corresponding sliding block; the electric drive module provides power for the rotation of the first roller and the second roller through the combination of the gear and the shaft;
the second mechanism comprises a second U-shaped base fixedly arranged on the first fixed base, a third rolling shaft externally sleeved with a third roller and telescopic rods, wherein the two telescopic rods internally provided with compression springs are symmetrically and fixedly arranged in the second U-shaped base;
the third mechanism comprises a third U-shaped base fixedly arranged on the first fixed base, a fourth rolling shaft sleeved with a fourth rolling shaft, a fifth rolling shaft fixedly arranged on the fifth rolling shaft, a telescopic plate, an incomplete gear and a sixth gear, wherein two telescopic plates with compression springs inside are symmetrically and fixedly arranged in the third U-shaped base; one side surface of the telescopic outer sleeve of the telescopic plate is a tooth surface; the trapezoidal guide blocks arranged on the two telescopic outer sleeves of the telescopic plates respectively slide in two vertical trapezoidal guide grooves symmetrically formed in the inner side surface of the third U-shaped base; incomplete gears which are respectively meshed with the upper tooth surfaces of the two telescopic outer sleeves are coaxially arranged in the third U-shaped base; the two telescopic outer sleeves are respectively provided with a second return spring for the two telescopic outer sleeves to return; two ends of a fifth rolling shaft are arranged in the third U-shaped base through bearings, and a fifth roller is positioned on the upper side of the fourth roller and matched with the fourth roller; the fifth rolling shaft is in transmission connection with a shaft where the incomplete gear is located, and the torque of the fifth rolling shaft is smaller than that of the shaft where the incomplete gear is located;
a sixth roller as a guide is arranged in the third U-shaped base through a shaft;
the side wall of the sliding chute is provided with a limiting guide groove; the limiting guide blocks fixedly arranged on the side surfaces of the sliding blocks vertically slide in the corresponding limiting guide grooves;
the first return spring is an extension spring, one end of the first return spring is connected with the top surface of the sliding chute, and the other end of the first return spring is connected with the upper end surface of the sliding block;
a compression spring plate is fixedly arranged at the exposed end of the limiting block, one end of a limiting spring which is embedded on the limiting block is connected with the compression spring plate, and the other end of the limiting spring is connected with the side wall of the first U-shaped base;
two ends of the first rolling shaft are respectively matched with first shaft hole bearings on two side walls of the first U-shaped base; a second gear is arranged at one end of the first rolling shaft, which is positioned at the outer side of the first U-shaped base; a third gear and a fourth gear which are meshed with each other are respectively arranged on the side wall of the first U-shaped base through a shaft, and the third gear is meshed with the second gear; the fifth gear is arranged at one end, penetrating out of the outer side of the first U-shaped base, of the second rolling shaft and is matched with the fourth gear below the fifth gear; a first gear is arranged on the electric drive module which is arranged on the side wall of the first U-shaped base through a second fixing base, and the first gear is meshed with the third gear; a pressure spring plate is fixedly arranged at one end of the limiting block, which is far away from the inclined plane of the limiting block, one end of a limiting spring which is embedded on the limiting block is connected with the pressure spring plate, and the other end of the limiting spring is connected with the side wall of the first U-shaped base;
the third gear and the fourth gear have the same size, and the fifth gear and the second gear have the same size; the electric drive module is composed of a motor and a speed reducer, the motor and the speed reducer are both fixedly installed on the second fixing base, an output shaft of the motor is connected with an input shaft of the speed reducer, and a first gear is installed on an output shaft of the speed reducer.
2. A wrinkle-removing device for plastic films as claimed in claim 1, characterized in that: a tension spring plate is fixedly arranged on one side surface of the telescopic outer sleeve of the telescopic plate; the second reset spring is an extension spring, the lower end of the second reset spring is connected with the bottom surface of the third U-shaped base, and the upper end of the second reset spring is connected with the corresponding tension spring plate.
3. A wrinkle-removing device for plastic films as claimed in claim 1, characterized in that: the third mechanism also comprises a thirteenth gear, a twelfth gear, an eleventh gear, a tenth gear, a ninth gear, an eighth gear and a seventh gear, wherein a shaft on which the two incomplete gears are arranged is a transmission shaft, and the thirteenth gear is fixedly arranged at one end of the transmission shaft penetrating out of the outer side of the third U-shaped base; the sixth gear is positioned on the outer side of the third U-shaped base; the seventh gear and the eighth gear are arranged at two ends of a shaft matched with a third shaft hole bearing on the side wall of the third U-shaped base, and the seventh gear is meshed with a sixth gear arranged at the shaft end of the fifth roller; a ninth gear and a tenth gear are arranged at two ends of a shaft matched with a fourth shaft hole bearing on the side wall of the third U-shaped base, and the ninth gear is meshed with the eighth gear; and an eleventh gear and a twelfth gear which are meshed with each other are respectively arranged on the outer side surface of the third U-shaped base through shafts, the eleventh gear is meshed with the tenth gear, and the twelfth gear is meshed with the thirteenth gear.
4. A wrinkle-removing device for plastic films as claimed in claim 3, characterized in that: the diameter of the sixth gear is smaller than that of the seventh gear; the diameter of the seventh gear is larger than that of the eighth gear; the diameter of the eighth gear is smaller than that of the ninth gear, and the diameter of the ninth gear is larger than that of the tenth gear.
5. A wrinkle-removing device for plastic films as claimed in claim 1, characterized in that: the arc length of the upper tooth surface of the incomplete gear is larger than the maximum gap between the fourth roller and the fifth roller; the first roller, the second roller, the third roller, the fourth roller, the fifth roller and the sixth roller are mutually parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656934.6A CN111703945B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing equipment for plastic film |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656934.6A CN111703945B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing equipment for plastic film |
| CN201910783565.4A CN110329823B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910783565.4A Division CN110329823B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
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| CN111703945A CN111703945A (en) | 2020-09-25 |
| CN111703945B true CN111703945B (en) | 2021-10-12 |
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| CN202010656930.8A Active CN111661697B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
| CN201910783565.4A Active CN110329823B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
| CN202010656934.6A Active CN111703945B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing equipment for plastic film |
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| CN202010656930.8A Active CN111661697B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
| CN201910783565.4A Active CN110329823B (en) | 2019-08-23 | 2019-08-23 | Wrinkle removing device for plastic film |
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| CN114311440A (en) * | 2021-12-20 | 2022-04-12 | 安徽嘉阳新材料科技有限公司 | Novel multifunctional environment-friendly anti-shrinkage heat setting device for decorative film |
| CN117361204B (en) * | 2023-12-06 | 2024-02-09 | 常州树杰塑业有限公司 | Fold-preventing winding mechanism for plastic film production |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110329823A (en) | 2019-10-15 |
| CN110329823B (en) | 2020-08-14 |
| CN111703945A (en) | 2020-09-25 |
| CN111661697B (en) | 2021-10-15 |
| CN111661697A (en) | 2020-09-15 |
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Effective date of registration: 20221027 Address after: 311414 No. 810, Kou Kou, Dayuan Town, Fuyang District, Hangzhou, Zhejiang Patentee after: HANGZHOU LYUYI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 311404 Xin Deng Zhen Song Xi Cun Xin Yan, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Fuyang Xinyan Paper Products Co.,Ltd. |
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Effective date of registration: 20221129 Address after: 311400 Industrial Community, Lishan Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG YIMING PACKAGING PRINTING Co.,Ltd. Address before: 311414 No. 810, Kou Kou, Dayuan Town, Fuyang District, Hangzhou, Zhejiang Patentee before: HANGZHOU LYUYI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A wrinkle removing device for plastic film Effective date of registration: 20221214 Granted publication date: 20211012 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Fuyang sub branch Pledgor: ZHEJIANG YIMING PACKAGING PRINTING Co.,Ltd. Registration number: Y2022980027323 |
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Date of cancellation: 20230223 Granted publication date: 20211012 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Fuyang sub branch Pledgor: ZHEJIANG YIMING PACKAGING PRINTING Co.,Ltd. Registration number: Y2022980027323 |
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Denomination of invention: A Wrinkle Removing Equipment for Plastic Film Effective date of registration: 20230512 Granted publication date: 20211012 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Fuyang sub branch Pledgor: ZHEJIANG YIMING PACKAGING PRINTING Co.,Ltd. Registration number: Y2023980040399 |