CN110053999A - A kind of film winding/unwinding device - Google Patents

A kind of film winding/unwinding device Download PDF

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Publication number
CN110053999A
CN110053999A CN201910355650.0A CN201910355650A CN110053999A CN 110053999 A CN110053999 A CN 110053999A CN 201910355650 A CN201910355650 A CN 201910355650A CN 110053999 A CN110053999 A CN 110053999A
Authority
CN
China
Prior art keywords
roll
wind
motor
unwinding device
scroll
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910355650.0A
Other languages
Chinese (zh)
Inventor
林森碧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Sen Sen Coating Material Co Ltd
Original Assignee
Zhongshan Sen Sen Coating Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongshan Sen Sen Coating Material Co Ltd filed Critical Zhongshan Sen Sen Coating Material Co Ltd
Priority to CN201910355650.0A priority Critical patent/CN110053999A/en
Publication of CN110053999A publication Critical patent/CN110053999A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H16/00Unwinding, paying-out webs
    • B65H16/10Arrangements for effecting positive rotation of web roll
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00Winding webs
    • B65H18/02Supporting web roll
    • B65H18/026Cantilever type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00Winding webs
    • B65H18/08Web-winding mechanisms
    • B65H18/10Mechanisms in which power is applied to web-roll spindle
    • B65H18/103Reel-to-reel type web winding and unwinding mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00Changing the web roll
    • B65H19/22Changing the web roll in winding mechanisms or in connection with winding operations
    • B65H19/30Lifting, transporting, or removing the web roll; Inserting core
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/02Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/022Registering, tensioning, smoothing or guiding webs transversely by tentering devices
    • B65H23/025Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers
    • B65H23/0251Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers with a straight axis
    • B65H23/0256Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers with a straight axis with opposed helicoidal windings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/04Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/26Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00Registering, tensioning, smoothing or guiding webs
    • B65H23/04Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/34Apparatus for taking-out curl from webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18Constructional details
    • B65H75/24Constructional details adjustable in configuration, e.g. expansible
    • B65H75/242Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
    • B65H75/243Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/11Dimensional aspect of article or web
    • B65H2701/113Size
    • B65H2701/1133Size of webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/17Nature of material
    • B65H2701/175Plastic
    • B65H2701/1752Polymer film

Landscapes

  • Winding Of Webs (AREA)

Abstract

The present invention relates to material retractable volume technical fields, specifically a kind of film winding/unwinding device, including shell, case inside is provided with wind-up roll, Scroll is provided on the inside of wind-up roll, pass through fixed device connection between Scroll and wind-up roll, unwinding device is provided on the right side of wind-up roll, the first guide roller and the second guide roller are provided between unwinding device and wind-up roll, two sides up and down between first guide roller and the second guide roller are provided with propellers, the present invention, by the way that fixed device is arranged, can the wind-up roll of different sizes to internal diameter be fixed, replacement axis body size is not needed when replacing wind-up roll, by the way that helicla flute is arranged, protective film can be made in winding, two sides generate certain tension, middle position is set to be less prone to fold, improve protective film winding quality, by the direction of rotation for adjusting first motor, it may be implemented The winding and discharge of protective film.

Description

A kind of film winding/unwinding device
Technical field
The present invention relates to material retractable volume technical field, specifically a kind of film winding/unwinding device.
Background technique
Protective film can be divided into protective film for digital product, protection film for automobile, household protective film, food fresh keeping guarantor according to purposes Cuticula etc..The protective film of PP material be it is earliest occur in the market, chemical name is polypropylene, without any adsorption capacity, one As glued with glue, can leave the marking of glue after tearing on the screen, it is long to corrode screen.It is eliminated substantially.AR The protective film of material is known best a kind of protective film on the market, quality itself is relatively soft, is had anti-friction with anti-scratch energy Scratch will not occur in the strong of power use for a long time, will not leave behind the marking after tearing, and can clean and reuse later.
Current folding and unfolding spool is mostly whole axis, bearing need to be removed when dismounting material, or use single head cantilevered air-expanding shaft, Using time-consuming, concentricity is not high, also to replace axis body size when replacing retractable volume inner core, to film retracting work bring very Big trouble, therefore, for the above status, there is an urgent need to develop a kind of film winding/unwinding devices, to overcome in currently practical application Deficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of film winding/unwinding devices, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of film winding/unwinding device, including shell, the case inside are provided with wind-up roll, setting on the inside of the wind-up roll There is Scroll, by fixed device connection between the Scroll and wind-up roll, the wind-up roll right side is provided with unwinding device, The first guide roller and the second guide roller, first guide roller and the second guiding are provided between the unwinding device and wind-up roll Two sides up and down between roller are provided with propellers, and the propellers are connect by telescopic rod with shell.
As a further solution of the present invention: the fixed device includes push rod, sucker, limited block, second spring, gas The inside of Scroll is arranged in capsule, tracheae, the second motor, turntable and air pump, the tracheae, if being provided on the outside of the tracheae Dry push rod, the push rod are slidably connected with Scroll, and air bag, the push rod left and right sides are provided between the push rod and tracheae It is fixedly connected with and is provided with limited block, second spring, setting at the top of the push rod are provided between the limited block and Scroll There is sucker, the left side of Scroll is arranged in the turntable, and the turntable is fixedly connected with Scroll, is provided with gas in the turntable Pump, the air-pump inflating end connect with tracheae, and the turntable downside is provided with the second motor connecting with casing bolts, and described the It is connected between two motors and turntable by gear.
As a further solution of the present invention: propellers rear and front end surface is provided with helicla flute.
As a further solution of the present invention: the unwinding device includes the first let off roll, the second let off roll and the first electricity Machine, the first motor are arranged in the centre of the first let off roll rotary shaft and the second let off roll rotary shaft, the first motor with Casing bolts connection, the first motor output end are connect with driving gear, and the first let off roll rotary shaft and second unreels The driven gear that connection is engaged with driving gear is provided in roller rotary shaft.
As a further solution of the present invention: it is provided with chamber door, the chamber door top and housing hinge on front side of the shell, Observation window is provided on the chamber door.
As a further solution of the present invention: fixed block is provided on the left of the wind-up roll, the fixed block and shell are solid It is fixed to connect, it is provided with sliding slot in the fixed block, sliding block is provided in the sliding slot, the sliding block is slidably connected with sliding slot, institute State to be fixedly connected between sliding block and sliding slot and be provided with the first spring, first spring far from be provided on the inside of sliding block one end with The pressure sensor that fixed block is fixedly connected, the pressure sensor are connect with controller, the controller and first motor, control Device processed is electrically connected with the second motor, and the sliding block other end is provided with idler wheel.
Compared with prior art, the beneficial effects of the present invention are:
1. by the way that fixed device is arranged, can the wind-up roll of different sizes to internal diameter be fixed, when replacing wind-up roll Replacement axis body size is not needed, while making dismounting material more convenient yet;
2. protective film can be made in winding, two sides generate certain tension, make middle position by setting helicla flute It is less prone to fold, improves protective film winding quality;
3. the first let off roll and the second let off roll can be driven to do the rotation of opposite direction by setting first motor, lead to The winding and discharge of protective film may be implemented in the direction of rotation for overregulating first motor;
4. can be convenient the winding situation that personnel understand protective film, by the way that pressure sensor is arranged by setting observation window And sliding block, wrap-up can be made to shut down, avoid the excessive shadow of protection film thickness of winding when protective film is wound to specified thickness Ring the transfer of protective film.
Detailed description of the invention
Fig. 1 is the perspective view of film winding/unwinding device.
Fig. 2 is the structural schematic diagram of film winding/unwinding device.
Fig. 3 is the left view of film winding/unwinding device.
Fig. 4 is the right view of film winding/unwinding device.
Fig. 5 is the structural schematic diagram of Scroll in film winding/unwinding device.
In figure: 1- shell, 2- wind-up roll, 3- Scroll, 4- fixed block, 5- pressure sensor, the first spring of 6-, 7- are sliding Block, 8- idler wheel, 9- push rod, 10- sucker, 11- limited block, 12- second spring, 13- air bag, 14- tracheae, 15- propellers, 16- First guide roller, the second guide roller of 17-, the first let off roll of 18-, the second let off roll of 19-, 20- protective film, 21- chamber door, 22- are seen Examine window, 23- first motor, the second motor of 24-, 25- turntable, 26- air pump.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
The embodiment of this patent is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and is only used for explaining this patent, and cannot be understood as a limitation of this patent.
In the description of this patent, it is to be understood that term " center ", "upper", "lower", "front", "rear", " left side ", The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure Orientation or positional relationship, be merely for convenience of description this patent and simplify description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to this patent.
In the description of this patent, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection ", " setting " shall be understood in a broad sense, for example, it may be being fixedly linked, being arranged, may be a detachable connection, set It sets, or is integrally connected, is arranged.For the ordinary skill in the art, above-mentioned art can be understood as the case may be The concrete meaning of language in this patent.
Embodiment 1
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of film winding/unwinding device, including shell 1,1 inside of shell It is provided with wind-up roll 2, Scroll 3 is provided on the inside of the wind-up roll 2, passes through fixed dress between the Scroll 3 and wind-up roll 2 Connection is set, unwinding device is provided on the right side of the wind-up roll 2, the first guiding is provided between the unwinding device and wind-up roll 2 Roller 16 and the second guide roller 17, the two sides up and down between first guide roller 16 and the second guide roller 17 are provided with propellers 15, the propellers 15 are connect by telescopic rod with shell 1.
In the present embodiment, the fixed device includes push rod 9, sucker 10, limited block 11, second spring 12, air bag 13, gas Pipe 14, the second motor 24, turntable 25 and air pump 26, the tracheae 14 are arranged in the inside of Scroll 3, set on the outside of the tracheae Several push rods 9 are equipped with, the push rod 9 is slidably connected with Scroll 3, and air bag 13, institute are provided between the push rod 9 and tracheae 14 It states to be fixedly connected at left and right sides of push rod 9 and is provided with limited block 11, be provided with the second bullet between the limited block 11 and Scroll 3 Spring 12, sucker 10 is provided at the top of the push rod 9, and the left side of Scroll 3, the turntable 25 and winding is arranged in the turntable 25 Axis 3 is fixedly connected, and air pump 26 is provided in the turntable 25, and 26 inflatable end of air pump is connect with tracheae 14, the turntable 25 Downside be provided with bolted second motor 24 of shell 1, between second motor 24 and turntable 25 by gear connect, By the way that fixed device is arranged, can the wind-up roll 2 of different sizes to internal diameter be fixed, do not needed more when replacing wind-up roll 2 Axis body size is changed, while also making dismounting material more convenient.
In the present embodiment, the 15 rear and front end surface of propellers is provided with helicla flute, can be with by the way that helicla flute is arranged Make protective film 20 in winding, two sides generate certain tension, and middle position is made to be less prone to fold, improve protective film receipts Roll up 20 mass.
In the present embodiment, the unwinding device includes the first let off roll 18, the second let off roll 19 and first motor 23, described First motor 23 is arranged in the centre of 19 rotary shaft of 18 rotary shaft of the first let off roll and the second let off roll, the first motor 23 with Shell 1 is bolted, and 23 output end of first motor is connect with driving gear, 18 rotary shaft of the first let off roll and second The driven gear that connection is engaged with driving gear is provided in 19 rotary shaft of let off roll, it, can be with by the way that first motor 23 is arranged The first let off roll 18 and the second let off roll 19 is driven to do the rotation of opposite direction, by adjusting the direction of rotation of first motor 23, The winding and discharge of protective film 20 may be implemented.
In the present embodiment, chamber door 21 is provided on front side of the shell 1,21 top of chamber door and shell 1 are hinged, the case It is provided with observation window 22 on door 21, by the way that observation window 22 is arranged, can be convenient the winding situation that personnel understand protective film 20.
In the present embodiment, fixed block 4 is provided on the left of the wind-up roll 2, the fixed block 4 is fixedly connected with shell 1, institute It states and is provided with sliding slot in fixed block 4, sliding block 7 is provided in the sliding slot, the sliding block 7 is slidably connected with sliding slot, the sliding block 7 Be fixedly connected between sliding slot and be provided with the first spring 6, first spring 6 far from be provided on the inside of 7 one end of sliding block with it is solid Determine the pressure sensor 5 that block 4 is fixedly connected, the pressure sensor 5 is connect with controller, the controller and first motor 23, controller is electrically connected with the second motor 24, and 7 other end of sliding block is provided with idler wheel 8, by the way that pressure sensor is arranged 5 and sliding block 7, wrap-up can be made to shut down, avoid 20 thickness of protective film of winding when protective film 20 is wound to specified thickness The excessive transfer for influencing protective film 20.
Embodiment 2
A kind of winding/unwinding device, including film winding/unwinding device described in embodiment 1.
The film winding/unwinding device, by the way that fixed device is arranged, can the wind-up roll 2 of different sizes to internal diameter be fixed, Replacement axis body size is not needed when replacing wind-up roll 2, while making dismounting material more convenient yet, it, can by the way that helicla flute is arranged So that protective film 20 is in winding, two sides generate certain tension, and middle position is made to be less prone to fold, improve protective film 20 winding qualities can drive the first let off roll 18 and the second let off roll 19 to do opposite direction by the way that first motor 23 is arranged By adjusting the direction of rotation of first motor 23 winding and discharge of protective film 20 may be implemented, by the way that observation window is arranged in rotation 22, can be convenient the winding situation that personnel understand protective film 20 can be in protective film by setting pressure sensor 5 and sliding block 7 When specified thickness is arrived in 20 windings, wrap-up is shut down, avoids 20 thickness of protective film of winding is excessive from influencing turning for protective film 20 It moves.
The working principle of the invention is: when retractable volume protective film 20, protective film 20 being placed in the first let off roll 18 and Between two let off roll 19, start first motor 23, first motor 23 drives the first let off roll by driving gear and driven gear 18 and second let off roll 19 rotate, move protective film 20 inwardly, protective film 20 is by the second guide roller 17, propellers 15 and the It is wound on wind-up roll 2 after one guide roller 16, booster air pump 26, by inflating to air bag 13, air bag 13 extends air pump 26, pushes Push rod 9, the sucker 10 and 2 inner wall Contact-sorption of wind-up roll at 9 top of push rod, completes the fixation to wind-up roll 2,24 band of the second motor Turn disk 25 rotates, and turntable 35 drives Scroll 3 to rotate, and Scroll 3 drives the rotation of wind-up roll 2 to wind protective film 20, When protective film 20 is wound to a certain extent, contacted with idler wheel 8, and push sliding block 7, when sliding block 7 and pressure sensor 5 contact, Pressure sensor 5 controls first motor 23 by controller and the second motor 24 is out of service, completes the winding of protective film 20.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.

Claims (6)

1. a kind of film winding/unwinding device, including shell (1), which is characterized in that wind-up roll (2) are provided on the inside of the shell (1), It is provided with Scroll (3) on the inside of the wind-up roll (2), is connected between the Scroll (3) and wind-up roll (2) by fixed device It connects, is provided with unwinding device on the right side of the wind-up roll (2), is provided with the first guiding between the unwinding device and wind-up roll (2) Roller (16) and the second guide roller (17), the two sides up and down between first guide roller (16) and the second guide roller (17) are respectively provided with Have propellers (15), the propellers (15) are connect by telescopic rod with shell (1).
2. film winding/unwinding device according to claim 1, which is characterized in that the fixed device includes push rod (9), sucker (10), limited block (11), second spring (12), air bag (13), tracheae (14), the second motor (24), turntable (25) and air pump (26), tracheae (14) setting is provided with several push rods (9) on the outside of the inside of Scroll (3), the tracheae, described to push away Bar (9) is slidably connected with Scroll (3), is provided with air bag (13) between the push rod (9) and tracheae (14), the push rod (9) The left and right sides, which is fixedly connected with, to be provided with limited block (11), is provided with the second bullet between the limited block (11) and Scroll (3) Spring (12) is provided with sucker (10) at the top of the push rod (9), and turntable (25) setting is in the left side of Scroll (3), and described turn Disk (25) is fixedly connected with Scroll (3), is provided with air pump (26) in the turntable (25), air pump (26) inflatable end and gas (14) connection is managed, is provided on the downside of the turntable (25) and shell (1) bolted second motor (24), second motor (24) it is connect between turntable (25) by gear.
3. film winding/unwinding device according to claim 1, which is characterized in that propellers (15) the rear and front end surface is equal It is provided with helicla flute.
4. film winding/unwinding device according to claim 3, which is characterized in that the unwinding device includes the first let off roll (18), the second let off roll (19) and first motor (23), the first motor (23) are arranged in the first let off roll (18) rotary shaft With the centre of the second let off roll (19) rotary shaft, the first motor (23) is bolted with shell (1), the first motor (23) output end is connect with driving gear, is all provided in the first let off roll (18) rotary shaft and the second let off roll (19) rotary shaft It is equipped with the driven gear that connection is engaged with driving gear.
5. film winding/unwinding device according to claim 4, which is characterized in that be provided with chamber door on front side of the shell (1) (21), chamber door (21) top and shell (1) hingedly, are provided with observation window (22) on the chamber door (21).
6. film winding/unwinding device according to claim 2, which is characterized in that be provided with fixation on the left of the wind-up roll (2) Block (4), the fixed block (4) are fixedly connected with shell (1), and sliding slot, setting in the sliding slot are provided in the fixed block (4) Have sliding block (7), the sliding block (7) is slidably connected with sliding slot, is fixedly connected between the sliding block (7) and sliding slot and is provided with the first bullet Spring (6), first spring (6) are provided with the pressure sensing being fixedly connected with fixed block (4) on the inside of separate sliding block (7) one end Device (5), the pressure sensor (5) connect with controller, the controller and first motor (23), controller and the second motor (24) it is electrically connected, sliding block (7) other end is provided with idler wheel (8).
CN201910355650.0A 2019-04-29 2019-04-29 A kind of film winding/unwinding device Pending CN110053999A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910355650.0A CN110053999A (en) 2019-04-29 2019-04-29 A kind of film winding/unwinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910355650.0A CN110053999A (en) 2019-04-29 2019-04-29 A kind of film winding/unwinding device

Publications (1)

Publication Number Publication Date
CN110053999A true CN110053999A (en) 2019-07-26

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Country Link
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CN110356899A (en) * 2019-08-23 2019-10-22 杭州富阳新堰纸制品有限公司 A kind of device for de-wrinkling for macromolecule plastic film
CN110589551A (en) * 2019-09-18 2019-12-20 余荣芳 Film bag
CN111115369A (en) * 2019-09-18 2020-05-08 湖北军龙钢业有限公司 Steel strand folding forming emergency stop trigger device
CN112026260A (en) * 2020-09-11 2020-12-04 福建省满利红包装彩印有限公司 High-temperature-resistant color printing packaging bag processing equipment and processing technology thereof
CN112978468A (en) * 2021-02-25 2021-06-18 江建龙 Appurtenance box that environment-friendly plastic wrap was used with effect is neat to incision
CN113021455A (en) * 2021-04-06 2021-06-25 扬州万润光电科技有限公司 Cutter for manufacturing TPU composite film and cutting method thereof
CN113445163A (en) * 2021-08-30 2021-09-28 南通春潮纺织品有限公司 Intelligent spinning winding device
CN114524312A (en) * 2022-04-25 2022-05-24 江苏五龙针织有限公司 Textile fabric conveying device
CN114620554A (en) * 2020-12-09 2022-06-14 上海恩捷新材料科技有限公司 Winding device for lithium battery diaphragm
CN115321235A (en) * 2022-10-13 2022-11-11 泗阳县诚实鞋业有限公司 Shoe upper cloth coiling mechanism
CN115341441A (en) * 2022-08-09 2022-11-15 朱宇 Filling and laying device for preventing settlement of highway subgrade construction
CN115504302A (en) * 2022-10-27 2022-12-23 浙江凯阳新材料股份有限公司 Optical-grade thermoplastic polyurethane elastomer film production winding device

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