CN114148796A - Coil changing air knife capable of reducing film winding and processing waste film amount - Google Patents
Coil changing air knife capable of reducing film winding and processing waste film amount Download PDFInfo
- Publication number
- CN114148796A CN114148796A CN202111215074.3A CN202111215074A CN114148796A CN 114148796 A CN114148796 A CN 114148796A CN 202111215074 A CN202111215074 A CN 202111215074A CN 114148796 A CN114148796 A CN 114148796A
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- Prior art keywords
- film
- air knife
- winding
- reducing
- turntable
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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
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
- B08B5/023—Cleaning travelling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
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- Winding Of Webs (AREA)
Abstract
The invention discloses a roll changing air knife capable of reducing the waste film amount in film rolling processing, which comprises a bracket, wherein a first rolling roller and a second rolling roller are arranged on a turntable of the bracket; an air blowing mechanism is arranged in an installation plate on the support, a screw rod of the air blowing mechanism is rotatably arranged in a groove of the installation plate, the screw rod penetrates through the sliding blocks and is in threaded connection with the sliding blocks, the sliding blocks move up and down along the groove of the installation plate, and an air blowing pipe is arranged between a group of sliding blocks; the two groups of supports are arranged side by side, a turntable is arranged on each group of supports in a rotating mode, and the first winding roller and the second winding roller are arranged along the diameter direction of the turntable; the blowing mechanism can effectively reduce the waste film amount of film winding processing because a better action distance is kept between the blowing pipe and the winding roller, impurities on the winding roller can be efficiently removed, and the film winding quality is ensured.
Description
Technical Field
The invention relates to the technical field of film rolling, in particular to a roll changing air knife capable of reducing the waste film amount in film rolling processing.
Background
Chinese patent CN111422660B discloses a method for improving the rapid rolling of plastic film production, which comprises a feeding mechanism, a guide mechanism and a roller sliding mechanism, wherein the feeding mechanism is arranged at the left side position of the upper end of the roller sliding mechanism, the guide mechanism is arranged at the middle position between the feeding mechanism and the roller sliding mechanism, and the guide mechanism is arranged on the roller sliding mechanism; the invention solves the problems that the existing plastic film winding device directly winds a plastic film on a winding roller, the plastic film is wound by the rotation of the winding roller, wrinkles are easily generated in the middle winding process, the winding quality of the plastic film is influenced, and the wound material roll is manually moved down from a placing table, then a mandrel of the material roll is drawn out, and the mandrel is placed on the placing table again for subsequent winding, so that the defect of troublesome operation is caused, the labor cost is improved, and the production efficiency is negatively influenced;
when the roll changing air knife device is used, the whole film surface is attached to the steel roll core flatly by using the air knife principle, and the film is prevented from being tangled together due to the film surface floating in the cutting process in the roll changing process, so that the film surface of the inner layer of the roll has obvious defects; the working process of the specific roll changing air knife comprises the following steps: 1. when the roll change is started, the empty roll core turns to the inner side, the contact roller approaches to the steel roll core 2. after receiving a signal of lifting the cutting arm, the cutting arm starts to be lifted, and simultaneously the air knife starts to blow air 3. after the steel roll core is rolled on by the contact roller, the cutting arm is lifted in place, the film is cut off rapidly by the cutting knife, the whole film surface is blown to the steel roll core by the air knife, so that the film roll is rolled and leveled 4. after the cutting knife is in place, the cutting arm descends, the air knife stops blowing air 5. the roll change is finished after the cutting arm is in place; in the prior art, in the process of rolling the film, impurities such as solid matters or dust are likely to be stuck in the film, and then the film is polluted, so that the quality of the film is seriously influenced.
Disclosure of Invention
The present invention is directed to solve the above problems of the prior art, and provides a roll changing air knife capable of reducing the amount of waste film generated during the film winding process.
The purpose of the invention can be realized by the following technical scheme:
a roll changing air knife capable of reducing the waste film amount in film rolling processing comprises a bracket, wherein a first rolling roller and a second rolling roller are arranged on a turntable of the bracket; the air blowing mechanism is arranged in the mounting plate on the support, a lead screw of the air blowing mechanism is rotatably arranged in a groove of the mounting plate, the lead screw penetrates through the sliding block and is in threaded connection with the sliding block, the sliding block moves up and down along the groove of the mounting plate, and an air blowing pipe is arranged between a group of sliding blocks.
As a further scheme of the invention: the support is provided with two sets ofly side by side, rotates on every group support and is provided with the carousel, and first wind-up roll and second wind-up roll all set up along the diametric (al) of carousel.
As a further scheme of the invention: the blowing mechanism is positioned in the groove of the mounting plate, and the mounting plate is positioned under the turntable.
As a further scheme of the invention: the bottom end of the screw rod is rotatably connected with a driven bevel gear, and the driven bevel gear is meshed with the driving bevel gear.
As a further scheme of the invention: two groups of driving bevel gears are arranged and are respectively sleeved on two sides of the rotating shaft, and the rotating shaft is connected with the output end of the driving motor.
As a further scheme of the invention: the threads arranged between the two groups of sliding blocks and the screw rod are opposite.
As a further scheme of the invention: connecting blocks are arranged at two ends of the air blowing pipe, and clamping grooves matched with the connecting blocks are formed in the sliding blocks.
As a further scheme of the invention: the top of the air blowing pipe is evenly provided with a plurality of air holes, and the bottom of the air blowing pipe is connected with the air inlet pipe.
The invention has the beneficial effects that:
(1) according to the invention, through the installation of the first winding roller and the second winding roller, the film can be switched at any time when being wound, so that the film winding efficiency is improved, namely, in the winding process, the first winding roller is rotated to the position right below the first winding roller for winding through rotating the turntable, and after the first winding roller finishes winding, the first winding roller is taken down, the second winding roller which is not wound is rotated to the position right below the first winding roller for winding the film;
(2) the sliding blocks connected with the two groups of screw rods of the air blowing mechanism are corresponding to and matched with the first winding roller and the second winding roller, and meanwhile, a better action distance is kept between the air blowing pipe and the winding rollers, so that impurities on the winding rollers can be efficiently removed, the quality of film winding is ensured, and the waste film amount of film winding processing can be effectively reduced by the air blowing mechanism.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the air blowing mechanism of the present invention;
FIG. 3 is a side view of the air blowing mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the insufflation tube of the present invention.
In the figure: 1. a support; 2. a turntable; 3. a first wind-up roll; 4. a second wind-up roll; 5. connecting blocks; 6. an air blowing pipe; 7. air holes; 8. an air inlet pipe; 9. mounting a plate; 10. a drive motor; 11. a rotating shaft; 12. a drive bevel gear; 13. a driven bevel gear; 14. a screw rod; 15. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention is a roll changing air knife capable of reducing the amount of waste film generated during film rolling, comprising two sets of supports 1, a turntable 2, a first rolling roller 3 and a second rolling roller 4, wherein the supports 1 are arranged side by side, the turntable 2 is rotatably arranged on each set of supports 1, the turntable 2 is provided with the first rolling roller 3 and the second rolling roller 4, the first rolling roller 3 and the second rolling roller 4 are both arranged along the diameter direction of the turntable 2, the first winding roller 3 and the second winding roller 4 are arranged, so that the film can be switched at any time when being wound, the film winding efficiency is improved, namely, in the winding process, the first winding roller 3 is rotated to the right lower part for winding by rotating the turntable 2, after the first winding roller 3 finishes winding, the first winding roller 3 is taken down, and the second winding roller 4 which is not wound is rotated to the right lower side to wind the film;
a mounting plate 9 is arranged right below the rotary table 2, a mounting hole matched with the mounting plate 9 is arranged on the support 1, an air blowing mechanism is arranged in a groove of the mounting plate 9, the air blowing mechanism comprises a driving motor 10, a rotating shaft 11, a driving bevel gear 12, a driven bevel gear 13, a screw rod 14 and a sliding block 15, the driving motor 10 is arranged in the groove of the mounting plate 9, the output end of the driving motor 10 is connected with the rotating shaft 11, the driving bevel gear 12 is sleeved on two sides of the rotating shaft 11 respectively, the driving bevel gear 12 is meshed with the driven bevel gear 13, the screw rod 14 is rotatably arranged in the groove of the mounting plate 9, the bottom end of the screw rod 14 is rotatably connected with the driven bevel gear 13, the screw rod 14 penetrates through the sliding block 15 and is in threaded connection with the sliding block 15, threads arranged between the two groups of sliding blocks 15 and the screw rod 14 are opposite, so that under the work of the driving motor 10, one group of sliding blocks 15 moves upwards and one group of sliding blocks 15 moves downwards, the sliding blocks 15 move up and down along the grooves of the mounting plate 9, the air blowing pipes 6 are arranged between the sliding blocks 15 on the two sides of the support 1, the connecting blocks 5 are arranged at the two ends of the air blowing pipes 6, and the clamping grooves matched with the connecting blocks 5 are formed in the sliding blocks 15, so that the air blowing pipes 6 are clamped and connected with the sliding blocks 15 through the connecting blocks 5, the air blowing pipes 6 are convenient to disassemble and assemble, the replacement efficiency of the air blowing pipes 6 is improved, and the film winding efficiency is improved; a plurality of air holes 7 are uniformly formed in the top of the air blowing pipe 6, and the bottom of the air blowing pipe 6 is connected with an air inlet pipe 8; in the installation process of the air blowing mechanism, firstly, the rotating speed of the driving motor 10 needs to be adjusted, so that the moving speed of the sliding block 15 is matched with the number of turns of a film wound by the winding roller, namely, along with the increase of the thickness of the film of the winding roller, the sliding block 15 moves slowly along the direction far away from the winding roller, the air blowing pipe 6 is ensured not to be contacted with the winding roller, the winding work is influenced, meanwhile, a better action distance is kept between the air blowing pipe 6 and the winding roller, impurities on the winding roller can be efficiently removed, and the winding quality of the film is ensured;
the blowing mechanism specifically works as follows: when the first winding roller 3 winds, the driving motor 10 is controlled to work to drive the rotating shaft 11 to rotate, the rotating shaft 11 enables the screw rods 14 on two sides to rotate through the meshing action of the driving bevel gear 12 and the driven bevel gear 13, the sliding blocks 15 provided with the air blowing pipes 6 move slowly along the direction far away from the winding roller, meanwhile, in the winding process, compressed air is input into the air blowing pipes 6 through the air inlet pipe 8, the compressed air is exhausted from the air holes 7 and acts on the first winding roller 3 to remove impurities of the first winding roller 3, when the first winding roller 3 finishes winding, the sliding blocks 15 provided with the air blowing pipes 6 move to the bottom end of the screw rods 14, and the sliding blocks 15 not provided with the air blowing pipes 6 move to the top end of the screw rods 14; when the second winding roller 4 needs to be wound, the wound first winding roller 3 is detached from the original support 1, the second winding roller 4 is switched to the position right below, meanwhile, the air blowing pipe 6 is detached from the original sliding block 15 and installed on the sliding block 15 located at the top end, then the second winding roller 4 is wound, the sliding blocks 15 connected with the two groups of screw rods 14 of the air blowing mechanism correspond to and are mutually matched with the first winding roller 3 and the second winding roller 4, meanwhile, a good acting distance is kept between the air blowing pipe 6 and the winding roller, impurities on the winding roller can be efficiently removed, and the winding quality of a film is guaranteed.
The working principle of the invention is as follows: when the first winding roller 3 winds, the driving motor 10 is controlled to work to drive the rotating shaft 11 to rotate, the rotating shaft 11 enables the screw rods 14 on two sides to rotate through the meshing action of the driving bevel gear 12 and the driven bevel gear 13, the sliding blocks 15 provided with the air blowing pipes 6 move slowly along the direction far away from the winding roller, meanwhile, in the winding process, compressed air is input into the air blowing pipes 6 through the air inlet pipe 8, the compressed air is exhausted from the air holes 7 and acts on the first winding roller 3 to remove impurities of the first winding roller 3, when the first winding roller 3 finishes winding, the sliding blocks 15 provided with the air blowing pipes 6 move to the bottom end of the screw rods 14, and the sliding blocks 15 not provided with the air blowing pipes 6 move to the top end of the screw rods 14; when the second winding roller 4 needs to be wound, the wound first winding roller 3 is detached from the original support 1, the second winding roller 4 is switched to the position right below, meanwhile, the blowing pipe 6 is detached from the original sliding block 15 and installed on the sliding block 15 located at the top end, and then the second winding roller 4 is wound.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. A roll changing air knife capable of reducing the waste film amount in film rolling processing is characterized by comprising a support (1), wherein a first rolling roller (3) and a second rolling roller (4) are arranged on a turntable (2) of the support (1); a blowing mechanism is arranged in a mounting plate (9) on a support (1), a screw rod (14) of the blowing mechanism is rotatably arranged in a groove of the mounting plate (9), the screw rod (14) penetrates through a sliding block (15) and is in threaded connection with the sliding block (15), the sliding block (15) moves up and down along the groove of the mounting plate (9), and a blowing pipe (6) is arranged between a group of sliding blocks (15).
2. The roll-changing air knife capable of reducing the waste film amount in the film rolling process according to claim 1, wherein two groups of supports (1) are arranged side by side, a turntable (2) is rotatably arranged on each group of supports (1), and the first rolling roller (3) and the second rolling roller (4) are arranged along the diameter direction of the turntable (2).
3. A change air knife for reducing the amount of waste film from film winding according to claim 1, wherein the blowing mechanism is located in a groove of the mounting plate (9), and the mounting plate (9) is located right below the turntable (2).
4. The film changing air knife of claim 1, wherein the bottom end of the screw rod (14) is rotatably connected with the driven bevel gear (13), and the driven bevel gear (13) is engaged with the driving bevel gear (12).
5. The roll changing air knife capable of reducing the waste film amount in the film rolling process according to claim 4, wherein two sets of driving bevel gears (12) are respectively sleeved at two ends of the rotating shaft (11), and the rotating shaft (11) is connected with the output end of the driving motor (10).
6. The film-changing air knife for reducing the waste film amount in the film rolling process according to claim 1, wherein the two sets of sliders (15) and the screw rod (14) are provided with opposite threads.
7. The roll changing air knife capable of reducing the waste film amount in the film rolling process according to claim 1, wherein the two ends of the air blowing pipe (6) are provided with connecting blocks (5), and the sliding block (15) is provided with clamping grooves matched with the connecting blocks (5).
8. The roll changing air knife capable of reducing the waste film amount in the film rolling process according to claim 1, characterized in that a plurality of air holes (7) are uniformly arranged at the top of the air blowing pipe (6), and the bottom of the air blowing pipe (6) is connected with the air inlet pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111215074.3A CN114148796A (en) | 2021-10-19 | 2021-10-19 | Coil changing air knife capable of reducing film winding and processing waste film amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111215074.3A CN114148796A (en) | 2021-10-19 | 2021-10-19 | Coil changing air knife capable of reducing film winding and processing waste film amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114148796A true CN114148796A (en) | 2022-03-08 |
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ID=80462779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111215074.3A Pending CN114148796A (en) | 2021-10-19 | 2021-10-19 | Coil changing air knife capable of reducing film winding and processing waste film amount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114148796A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA212231A (en) * | 1921-05-31 | R. Eikler Charles | Box making machine | |
| CN209853425U (en) * | 2019-04-29 | 2019-12-27 | 日照世科机械设备制造有限公司 | Initial film winding device for roll change of film blowing machine |
| CN210527962U (en) * | 2019-06-13 | 2020-05-15 | 上海视觉艺术学院 | Cloth winding drum device for textile machinery |
| CN111847054A (en) * | 2020-07-23 | 2020-10-30 | 华邦古楼新材料有限公司 | Unwinding deviation rectifying process and device for thermal transfer paper |
| CN214269575U (en) * | 2020-11-27 | 2021-09-24 | 张家港先锋自动化机械设备股份有限公司 | Film winding device |
-
2021
- 2021-10-19 CN CN202111215074.3A patent/CN114148796A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA212231A (en) * | 1921-05-31 | R. Eikler Charles | Box making machine | |
| CN209853425U (en) * | 2019-04-29 | 2019-12-27 | 日照世科机械设备制造有限公司 | Initial film winding device for roll change of film blowing machine |
| CN210527962U (en) * | 2019-06-13 | 2020-05-15 | 上海视觉艺术学院 | Cloth winding drum device for textile machinery |
| CN111847054A (en) * | 2020-07-23 | 2020-10-30 | 华邦古楼新材料有限公司 | Unwinding deviation rectifying process and device for thermal transfer paper |
| CN214269575U (en) * | 2020-11-27 | 2021-09-24 | 张家港先锋自动化机械设备股份有限公司 | Film winding device |
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