CN105645165A - Production device for PET/CPP composite film - Google Patents

Production device for PET/CPP composite film Download PDF

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Publication number
CN105645165A
CN105645165A CN201610078755.2A CN201610078755A CN105645165A CN 105645165 A CN105645165 A CN 105645165A CN 201610078755 A CN201610078755 A CN 201610078755A CN 105645165 A CN105645165 A CN 105645165A
Authority
CN
China
Prior art keywords
assembly
scroll
frame
pet
production equipment
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
CN201610078755.2A
Other languages
Chinese (zh)
Inventor
柏金枝
张辉
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.)
Sichuan Huili Industrial Co Ltd
Original Assignee
Sichuan Huili Industrial 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 Sichuan Huili Industrial Co Ltd filed Critical Sichuan Huili Industrial Co Ltd
Priority to CN201610078755.2A priority Critical patent/CN105645165A/en
Publication of CN105645165A publication Critical patent/CN105645165A/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
    • B65H35/00Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/02Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with longitudinal slitters or perforators
    • 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
    • B65H18/06Lateral-supporting
    • 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
    • B65H2301/00Handling processes for sheets or webs
    • B65H2301/40Type of handling process
    • B65H2301/41Winding, unwinding
    • B65H2301/417Handling or changing web rolls
    • B65H2301/418Changing web roll
    • B65H2301/4185Core or mandrel discharge or removal, also organisation of core removal
    • 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

  • Nonmetal Cutting Devices (AREA)

Abstract

The invention discloses a production device for a PET/CPP composite film. The production device comprises a rack, a printing assembly, a drying assembly, a coating head, a compound assembly, two winding shafts rotatably mounted on the rack, a pushing part and a slitting assembly; an inlet is formed in one end, away from the slitting assembly, of the rack, and the printing assembly is arranged between the inlet and the slitting assembly; the coating head is arranged between the printing assembly and the slitting assembly, and the drying assembly is arranged between the coating head and the slitting assembly; the compound assembly is arranged between the drying assembly and the slitting assembly, and rectangular annular grooves are formed in the positions, correspondingly provided with the winding shafts, of the rack; one end of each winding shaft is contained in the corresponding rectangular annular groove and can slide relative to the rectangular annular groove; the pushing part comprises two telescopic rods which are fixedly arranged on the rack and close to an area to be used and pushing blocks fixedly arranged at one ends of the two telescopic rods; and according to the production device, the winding operation can be carried out while the process that after winding is completed, a wound material is taken down is carried out, the production efficiency is improved, and time cost is reduced.

Description

Production equipment for PET/CPP composite membrane
Technical field
The present invention relates to mechanical field, in particular it relates to for the production equipment of PET/CPP composite membrane.
Background technology
In the production process of PET/CPP composite membrane, generally need first to PET film printed patterns, drying, then at its surface-coated adhesive, it is combined into, through composite component, the PET/CPP composite membrane that larger amplitude is wide with CPP film, by the rouleau cutting into specification fabric width size, more each rouleau is fabricated to pharmaceutical packing goods through operations such as cutting, heat-sealings. In production equipment, coiled material after cutting carries out rolling through collecting shaft, after rolling completes, Scroll stops operating, again by artificial by coiled material from after collecting shaft takes off, being positioned over while waiting entrance subsequent processing, after the coiled material on collecting shaft is all removed, the equipment of being then turned on carries out next round splitting winding work. So, intermittent rolling, take volume, greatly reduce production efficiency, increase time cost.
Summary of the invention
The technical problem to be solved is to provide the production equipment of the high PET/CPP composite membrane of a kind of efficiency.
This invention address that the problems referred to above be the technical scheme is that
Production equipment for PET/CPP composite membrane, including frame, printing assembly, it is coated with the leftover of bolt of cloth, dry assembly, composite component, rotate two Scrolls being installed in described frame, push mechanism, and be located at described Scroll upstream cut assembly, described frame is provided with entrance away from described one end cutting assembly, described production equipment is entered for PET film, described printing assembly is located in described frame, and described printing assembly is located at described entrance and described cuts between assembly, for making ink be attached to PET film, the described painting leftover of bolt of cloth is located in described frame, and the described painting leftover of bolt of cloth is located at described printing assembly and described cuts between assembly, for to PET film coating binder, described drying assembly is located in described frame, and described drying assembly is located at the described painting leftover of bolt of cloth and described cuts between assembly, for drying described PET film, described composite component is located in described frame, and described composite component is located at described drying assembly and described cuts between assembly, for being undertaken being combined into PET/CPP composite membrane coiled material by CPP film and PET film, described assembly of cutting includes running roller and cuts bar, described running roller can be rotationally fixed in described frame, described bar of cutting is fixed in described frame, described running roller and described cutting are reserved for the gap that coiled material is advanced between bar, and described in cut one end of the contiguous described running roller of bar and be provided with some spaced carving knives, for cutting coiled material, the position that described frame correspondence is provided with described Scroll offers rectangular ring groove, described two Scroll one end are placed in described rectangular ring groove and can slide by relatively described rectangular ring groove, two diagonal angle places of described rectangular ring groove are respectively equipped with working area and stand-by district, a piece Scroll is positioned at working area, another root Scroll is positioned at stand-by district, cut assembly described in described working area is contiguous to arrange, and the level height of described working area is higher than the level height in described stand-by district, described push mechanism includes being fixedly arranged in frame and being close to two expansion links in described stand-by district and be fixedly arranged on the pushing block of described two expansion link one end, described pushing block is the arc pushing block with an opening, the Scroll being positioned at stand-by district is sheathed on the center of described arc pushing block, described arc pushing block is less than 3/4 circular arc.
As without particularly pointing out, described herein some each mean two or more.
Further, arbitrary expansion link includes body and can the extrusome that stretches of opposing body, described body one end is fixedly arranged in frame the position in contiguous described stand-by district, the other end is sheathed with described extrusome to be coordinated, and described pushing block is fixing relative to one end of described body with described extrusome to be connected.
Further, this production equipment also includes fixing the retention member being connected with frame, and described retention member is corresponding with the position of described working area, for holding the Scroll being positioned at working area.
Further, described retention member has a U-shaped end, and the other end being positioned at the Scroll of working area can be contained in the atrium of described U-shaped end.
Further, this production equipment also includes the control system that is electrically connected mutually with described composite component, the described painting leftover of bolt of cloth, described printing assembly, described drying assembly, described running roller and described Scroll.
To sum up, production equipment of the present invention is by arranging two Scrolls and corresponding rectangular ring groove matched, described production equipment is taken off after rolling completes the process of coiled material can also carry out wind-up operation simultaneously, improve production efficiency, reduce time cost.
Accompanying drawing explanation
Fig. 1 is the structural representation producing equipment shown in present pre-ferred embodiments;
Fig. 2 is the enlarged diagram at A place in Fig. 1;
Labelling and corresponding parts title in accompanying drawing: production equipment 100, frame 10, cut assembly 40, Scroll 50, retention member 60, shape annular recess 31, working area 311, stand-by district 312, running roller 41, cut bar the 42, first Scroll the 51, second Scroll 52, coiled material 1, push mechanism 70, expansion link 71, pushing block 72, body 711, extrusome 712, PET film 2, CPP film 3.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
Refer to Fig. 1-2, the production equipment 100 of the PET/CPP composite membrane shown in present pre-ferred embodiments, it is easy to improve the production efficiency of composite membrane, including frame 10, printing assembly, the painting leftover of bolt of cloth, drying assembly, composite component, cuts assembly 40, Scroll 50, retention member 60, push mechanism 70 and control system (not shown).
Described frame 10 is provided with entrance away from described one end cutting assembly 40, enters described production equipment 100 for described PET film 2.
Described printing assembly is located in described frame 10, and described printing assembly is located at described entrance and described cuts between assembly 40, is used for making ink be attached to PET film 2, thus forming desirable pattern in this PET film 2.
The described painting leftover of bolt of cloth is located in described frame 10, and the described painting leftover of bolt of cloth is located at described printing assembly and described cuts between assembly 40, for PET film 2 coating binder.
Described drying assembly is located in described frame 10, and described drying assembly is located at the described painting leftover of bolt of cloth and described cuts between assembly 40, is used for drying described PET film 2.
Described composite component is located in described frame 10, and described composite component is located at described drying assembly and described cuts between assembly 40, for carrying out being combined into PET/CPP composite membrane with the PET film 2 through coating by CPP film 3, and the coiled material 1 namely indicated in figure.
Described assembly 40 of cutting includes running roller 41 and cuts bar 42, described running roller 41 and cut and be reserved for the gap that coiled material 1 is advanced between bar 42.Described running roller 41 is rotatably fixed in described frame 10, described bar 42 of cutting is fixed in described frame 10, and described in cut one end of the contiguous described running roller 41 of bar 42 and be provided with some spaced carving knife (not shown), for coiled material 1 cuts into the rouleau of some different fabric widths, the distance between adjacent two carving knives can as desired to design. The upstream of described Scroll 50 is located at by described assembly 40 of cutting, and coiled material 1 cuts after assembly 40 is cut rolling on described Scroll 50 through described.
In described frame 10, the corresponding position being provided with described Scroll 50 offers rectangular ring groove 31, and described Scroll 50 can slide along described rectangular ring groove 31. Described rectangular ring groove 31 is provided with working area 311 and stand-by district 312, when described Scroll 50 is positioned at working area 311, described Scroll 50 rotates rolling, when described Scroll 50 is positioned at stand-by district 312, staff can take off coiled material from described Scroll 50 and wait in one side to enter next operation. In the present embodiment, described working area 311 and stand-by district 312 are respectively arranged at two diagonal angle places of described rectangular ring groove 31, cut assembly 40 described in described working area 311 is more contiguous to arrange, and the level height of described working area 311 is higher than the level height in described stand-by district 312.
One end of described Scroll 50 is slidably disposed in described rectangular ring groove 31, and is rotationally connected with described frame 10. Described Scroll 50 includes the first Scroll 51 and the second Scroll 52. During normal operation, arbitrary Scroll among both described first Scroll 51 and the second Scroll 52 is positioned at the working area 311 of rectangular ring groove 31 to carry out rotating rolling, and the stand-by district 312 that another Scroll is positioned at rectangular ring groove 31 is in resting state, staff can take off coiled material from this Scroll, two Scrolls can not be positioned at working area 311 simultaneously, can not be positioned at stand-by district 312 simultaneously. So, by arrange two can the Scroll 50 of rotation mutually so that a Scroll is when staff takes off coiled material, and another root Scroll still can be at the state of rolling, and so, circulation carries out, and can be greatly saved the time, improves production efficiency.
Described retention member 60 is fixedly arranged in described frame 10, corresponding with the position of the working area 311 of rectangular ring groove 31. Described retention member 60 has a U-shaped end, and the other end being positioned at arbitrary Scroll 50 of position, working area 311 can be contained in the atrium of described U-shaped end, it is ensured that this Scroll during turning held stationary, it is prevented that rock thus affecting rolling quality. After rolling completes, open described retention member 60 and described Scroll is separated in the U-shaped end of described retention member 60, consequently facilitating this Scroll slides into stand-by district 312.
Described push mechanism 70 includes two expansion links 71 and pushing block 72. The axis of described expansion link 71 is paralleled with the axis of described Scroll 50. Arbitrary expansion link 71 include body 711 and can the flexible extrusome 712 of opposing body 711, the position that described body 711 one end is fixedly arranged in frame 10 contiguous described stand-by district 312, the other end is sheathed with described extrusome 712 to be coordinated. Described pushing block 72 is fixing relative to one end of described body 711 with described extrusome 712 to be connected. Described pushing block 72 has arcuate shape, so that closer to the shape of coiled material, making the stress of coiled material evenly, the length of described arc pushing block 72 is less than 3/4 circular arc, and the Scroll 50 being in stand-by district 312 enters the center of described arc pushing block 72 by the opening part of described arc pushing block 72.The both ends of described arc pushing block 72 are fixing with the extrusome 712 of two expansion links 71 respectively to be connected. Or retracted thus realizing the described pushing block 72 the moving of axis direction along described Scroll 50 relative to the stretching out of described body 711/by described extrusome 712. Being provided by described push mechanism 70, to make the coiled material on described Scroll 50 unload extract operation easier, it is no longer necessary to artificial force is taken off, and mechanically can be achieved with.
Described control system is electrically connected with described printing assembly, described drying assembly, the described painting leftover of bolt of cloth and described composite component, for controlling the unlatching/of described printing assembly, described drying assembly, the described painting leftover of bolt of cloth and described composite component or stopping. Described control system and described running roller 41 are electrically connected, for control the unlatching/of described running roller 41 or stop, the rotating speed of described running roller 41 and then control the gait of march of described coiled material 1. Described control system and described Scroll 50 are electrically connected, for control the rotation/of described Scroll 50 or stop, the rotating speed of described Scroll 50 guarantees the slip etc. of the relative described rectangular ring groove 31 of the quality of coiled material rolling, described Scroll 50 with the rotational speed matches with described running roller 41. Described control system and described retention member 60 are electrically connected, and are used for controlling retention member 60 and clamp described Scroll 50 or away from described Scroll 50.
During use, it is operated by described control system and opens printing assembly, described drying assembly, the described painting leftover of bolt of cloth and described composite component, and make to be positioned at the first Scroll 51/ of working area 311 or the second Scroll 52 rotates, now, the other end of described first Scroll 51/ or the second Scroll 52 is contained in the atrium of U-shaped end of described retention member 60, PET film 2 is entered by described frame 10 entrance, after described printing assembly printed patterns, then through being coated with leftover of bolt of cloth coating binder, it is then passed through described drying assembly to dry, then enter described composite component, compound is carried out with CPP film 3, generate PET/CPP composite membrane, namely the coiled material 1 indicated in figure, assembly 40 is cut described in entrance, advance through described running roller 41 and the gap cut between bar 42, cut rear rolling on described first Scroll 51/ or the second Scroll 52, after rolling completes, stop being positioned at the first Scroll 51/ of working area 311 or the second Scroll 52 rotates, operate described control system and make to be positioned at the first Scroll 51/ of working area 311 or the second Scroll 52 moves to stand-by district 312 along described rectangular ring groove 31, the second Scroll 52/ or the first Scroll 51 that are positioned at stand-by district 312 move to working area 311 along described rectangular ring groove 31 simultaneously, now, it is positioned at the second Scroll 52/ of working area 311 or the first repeatable aforesaid operations of Scroll 51 carries out the wind-up operation of coiled material again, and the coiled material being complete rolling can also be taken off by staff from the first Scroll 51/ being positioned at stand-by district 312 or the second Scroll 52 simultaneously, wait and enter subsequent processing, so, used by the rotation of two Scrolls, make described production equipment 100 after completing rolling, while staff takes off coiled material, remain to proceed wind-up operation, significantly improve work efficiency, reduce time cost.
In sum, production equipment 100 of the present invention is by arranging the first Scroll 51 and the second Scroll 52 matched, described production equipment 100 is taken off after rolling completes the process of coiled material can also carry out wind-up operation simultaneously, improve production efficiency, reduce time cost.
As it has been described above, the present invention can be realized preferably.
The above; it it is only presently preferred embodiments of the present invention; not the present invention is done any pro forma restriction; technical spirit according to the present invention; within the spirit and principles in the present invention; the any simple amendment that above example is made, equivalent replacement and improvement etc., all still fall within the protection domain of technical solution of the present invention.

Claims (5)

1. for the production equipment of PET/CPP composite membrane, it is characterized in that, including frame, printing assembly, it is coated with the leftover of bolt of cloth, dry assembly, composite component, rotate two Scrolls being installed in described frame, push mechanism, and be located at described Scroll upstream cut assembly, described frame is provided with entrance away from described one end cutting assembly, described production equipment is entered for PET film, described printing assembly is located in described frame, and described printing assembly is located at described entrance and described cuts between assembly, for making ink be attached to PET film, the described painting leftover of bolt of cloth is located in described frame, and the described painting leftover of bolt of cloth is located at described printing assembly and described cuts between assembly, for to PET film coating binder, described drying assembly is located in described frame, and described drying assembly is located at the described painting leftover of bolt of cloth and described cuts between assembly, for drying described PET film, described composite component is located in described frame, and described composite component is located at described drying assembly and described cuts between assembly, for being undertaken being combined into PET/CPP composite membrane coiled material by CPP film and PET film, described assembly of cutting includes running roller and cuts bar, described running roller can be rotationally fixed in described frame, described bar of cutting is fixed in described frame, described running roller and described cutting are reserved for the gap that coiled material is advanced between bar, and described in cut one end of the contiguous described running roller of bar and be provided with some spaced carving knives, for cutting coiled material, the position that described frame correspondence is provided with described Scroll offers rectangular ring groove, described two Scroll one end are placed in described rectangular ring groove and can slide by relatively described rectangular ring groove, two diagonal angle places of described rectangular ring groove are respectively equipped with working area and stand-by district, a piece Scroll is positioned at working area, another root Scroll is positioned at stand-by district, cut assembly described in described working area is contiguous to arrange, and the level height of described working area is higher than the level height in described stand-by district, described push mechanism includes being fixedly arranged in frame and being close to two expansion links in described stand-by district and be fixedly arranged on the pushing block of described two expansion link one end, described pushing block is the arc pushing block with an opening, the Scroll being positioned at stand-by district is sheathed on the center of described arc pushing block, described arc pushing block is less than 3/4 circular arc.
2. the production equipment for PET/CPP composite membrane according to claim 1, it is characterized in that, this production equipment also includes fixing the retention member being connected with frame, and described retention member is corresponding with the position of described working area, for holding the Scroll being positioned at working area.
3. the production equipment for PET/CPP composite membrane according to claim 2, it is characterised in that described retention member has a U-shaped end, the other end being positioned at the Scroll of working area can be contained in the atrium of described U-shaped end.
4. the production equipment for PET/CPP composite membrane according to claim 1, it is characterized in that, this production equipment also includes the control system being electrically connected mutually with described composite component, the described painting leftover of bolt of cloth, described printing assembly, described drying assembly, described running roller and described Scroll.
5. the production equipment for PET/CPP composite membrane according to claim 1, it is characterized in that, arbitrary expansion link includes body and can the extrusome that stretches of opposing body, described body one end is fixedly arranged in frame the position in contiguous described stand-by district, the other end is sheathed with described extrusome to be coordinated, and described pushing block is fixing relative to one end of described body with described extrusome to be connected.
CN201610078755.2A 2016-02-04 2016-02-04 Production device for PET/CPP composite film Pending CN105645165A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610078755.2A CN105645165A (en) 2016-02-04 2016-02-04 Production device for PET/CPP composite film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610078755.2A CN105645165A (en) 2016-02-04 2016-02-04 Production device for PET/CPP composite film

Publications (1)

Publication Number Publication Date
CN105645165A true CN105645165A (en) 2016-06-08

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108516377A (en) * 2018-03-23 2018-09-11 宁波希奇服饰有限公司 A kind of weave unloads cloth apparatus around cloth
CN108820970A (en) * 2018-04-26 2018-11-16 句容市兴武包装有限公司 One kind being packed for bubble film winder
CN109987433A (en) * 2018-11-29 2019-07-09 安徽荣泽科技有限公司 A kind of full-automatic specialty tape roll-changing device for roll material
CN114890191A (en) * 2022-05-27 2022-08-12 广东泽和环保科技有限公司 Conveying device of automatic paper feeding machine

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US20030226636A1 (en) * 2002-06-11 2003-12-11 Anderson Andrew C. Apparatus for forming a roll of contaminant removal tape and methods of forming rolls of contaminant removal tape
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CN104444496A (en) * 2014-11-24 2015-03-25 四川汇利实业有限公司 Cut packaging roll receiving and storing mechanism
CN104444508A (en) * 2014-11-24 2015-03-25 四川汇利实业有限公司 Receiving device for cut roll
CN204508336U (en) * 2015-01-24 2015-07-29 杭州中塑包装材料有限公司 Thin film winder
CN105151869A (en) * 2015-07-07 2015-12-16 安徽铜冠铜箔有限公司 Device for surface treatment, automatic roll switching and automatic roll taking up of electronic copper foil
CN205522881U (en) * 2016-02-04 2016-08-31 四川汇利实业有限公司 A apparatus for producing for PETCPP complex film

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Publication number Priority date Publication date Assignee Title
CN1154298A (en) * 1995-06-13 1997-07-16 孟宪泉 Process and equipment for medicinal aluminium foil coating
US20070187545A1 (en) * 2002-01-30 2007-08-16 Ramesh Dasari J Machine for winding thin metal ribbon continuously on spools
US20030226636A1 (en) * 2002-06-11 2003-12-11 Anderson Andrew C. Apparatus for forming a roll of contaminant removal tape and methods of forming rolls of contaminant removal tape
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108516377A (en) * 2018-03-23 2018-09-11 宁波希奇服饰有限公司 A kind of weave unloads cloth apparatus around cloth
CN108820970A (en) * 2018-04-26 2018-11-16 句容市兴武包装有限公司 One kind being packed for bubble film winder
CN109987433A (en) * 2018-11-29 2019-07-09 安徽荣泽科技有限公司 A kind of full-automatic specialty tape roll-changing device for roll material
CN109987433B (en) * 2018-11-29 2020-11-27 安徽荣泽科技有限公司 Full-automatic special adhesive tape receiving and reel changing device
CN114890191A (en) * 2022-05-27 2022-08-12 广东泽和环保科技有限公司 Conveying device of automatic paper feeding machine
CN114890191B (en) * 2022-05-27 2023-11-07 广东泽和环保科技有限公司 Conveying device of automatic paper feeding machine

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