CN112623845A - Film slitting device for bidirectional production and processing method thereof - Google Patents

Film slitting device for bidirectional production and processing method thereof Download PDF

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Publication number
CN112623845A
CN112623845A CN202011523019.6A CN202011523019A CN112623845A CN 112623845 A CN112623845 A CN 112623845A CN 202011523019 A CN202011523019 A CN 202011523019A CN 112623845 A CN112623845 A CN 112623845A
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CN
China
Prior art keywords
gear
servo motor
slitting
bevel gear
side wall
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Granted
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CN202011523019.6A
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Chinese (zh)
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CN112623845B (en
Inventor
夏胜军
高泽华
李兵
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Suzhou Anjiazhuo Electronics Co ltd
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Suzhou Anjiazhuo Electronics Co ltd
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Priority to CN202011523019.6A priority Critical patent/CN112623845B/en
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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
    • B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/02—Delivering 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

The invention discloses a film slitting device for bidirectional production and a processing method thereof, wherein the film slitting device comprises a distribution box, a slitting mechanism, two mutually symmetrical bases and two mutually symmetrical base plates, wherein a controller is arranged on the upper surface of the distribution box, and the rear surfaces of the bases are welded with the base plates; according to the invention, the positions and the number of the deviation rectifying devices are changed, then the feeding position is arranged in the middle, and for products with simple processes, the two groups of feeding materials can be fed in the middle to respectively carry out the attaching processes to the two ends, so that the effect that one device achieves two devices is realized, and the utilization rate of the device is greatly improved; the slitting mechanism realizes adjustability of a cutting cut-in angle through the second servo motor, the driven bevel gear can be matched with the convex rail of the support frame through the sliding groove of the sliding block, the rotating screw rod drives the sliding block to perform feeding motion, and therefore the adjusting blade can adjust the distance between the film materials, the adjustability requirements for film processing of different thicknesses are met, and different processing functions are met.

Description

Film slitting device for bidirectional production and processing method thereof
Technical Field
The invention relates to the technical field of circular knife machines, in particular to a film slitting device for bidirectional production and a processing method thereof.
Background
The circular knife machine is a mechanical device for cutting wide paper, mica tapes or films into a plurality of narrow materials, and is commonly used for paper making machinery, wire and cable mica tapes and printing and packaging machinery; the slitting machine mainly applies to: non-woven fabrics; the cutting of mica tapes, papers, insulating materials and various film materials is particularly suitable for the cutting of narrow tapes (non-woven fabrics, papers, insulating materials, mica tapes, films and the like)
The common circular knife machine feeds a film along the feeding direction indicated by an arrow, realizes accurate feeding through deviation rectification, and finally completes product attachment through a series of procedures; in the mode, when the product is produced in a relatively simple production procedure, the utilization rate of equipment is low, and the waste of equipment resources is caused; and the corresponding cutting mechanism can cause the bad phenomena of deckle edge, sawtooth, bubble and the like at the cutting edge of the film due to the limitation of the actual processing condition and the fixation of the cutting-in angle, and the blade needs to be frequently replaced when the films with different thicknesses are processed simultaneously, thus the processing efficiency is low.
In order to solve the above problems, a film slitting device for bidirectional production and a processing method thereof are provided.
Disclosure of Invention
The invention aims to provide a film slitting device for bidirectional production and a processing method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device is cut to film of two-way production, includes block terminal, cutting mechanism, two bases of symmetry and two base plates of symmetry of each other, the last surface mounting of block terminal has the controller, the rear surface of base with the base plate welding, there is the rectifier front surface one side of base plate through screw threaded connection, first servo motor is installed to front surface one side of base plate, the output shaft welding of first servo motor has the worm, the teeth of a cogwheel meshing of worm has the worm wheel, the inside wall of base plate through the round pin axle with the inside wall rotation of worm wheel is connected, the worm wheel has the spacing dish through the welding of gear pole, the gear pole wraparound of worm wheel has the membrane material, the front surface mounting of base plate has third servo motor, the output shaft welding of third servo motor has the driving gear, the teeth of a cogwheel meshing of driving gear has driven gear, the gear rod of the driven gear is rotationally connected with the inner side wall of the base plate through a bearing;
the slitting mechanism comprises a second servo motor, a sleeve, a support frame, a sliding block, a driving bevel gear, a connecting rod, a driven bevel gear and a lead screw, wherein the rear surface of the second servo motor is in threaded connection with the front surface of the base plate through a screw, the output shaft of the second servo motor is welded with the rear surface of the sleeve, the inner side wall of the sleeve is welded with the outer surface of the support frame, the inner side wall of the support frame is in sliding connection with the sliding block, the outer surface of the connecting rod is in rotational connection with the inner side wall of the support frame through a bearing, the outer surface of the connecting rod is welded with the inner side wall of the driving bevel gear, the gear teeth of the driving bevel gear are meshed with the gear teeth of the driven bevel gear, the inner side wall of the driven bevel gear is in rotational connection with the outer surface, the outer side wall of the sliding block is uniformly welded with blades;
and the electrical output end of the controller is electrically connected with the electrical input ends of the first servo motor, the third servo motor and the second servo motor.
As further preferable in the present technical solution: the front surface of base plate has first tensioning roller through screw threaded connection, the front surface of base plate has the second tensioning roller through screw threaded connection, the surface of first tensioning roller with the surface looks adaptation of membrane material, the surface of second tensioning roller with the surface looks adaptation of membrane material.
As further preferable in the present technical solution: the other side of the front surface of the substrate is connected with a guide roller through screw threads, and the outer surface of the guide roller is matched with the outer surface of the film material.
As further preferable in the present technical solution: the other side of the front surface of the base plate is evenly in threaded connection with a rolling shaft through a screw, and the outer surface of the rolling shaft is matched with the outer surface of the film material.
As further preferable in the present technical solution: the front surface of the sleeve is connected with a sealing disc through bolt threads.
As further preferable in the present technical solution: the inside wall integrated into one piece of support frame has two protruding rails, the both sides face integrated into one piece of slider has two spouts, the inside wall of spout with the surface looks adaptation of protruding rail.
In addition, the invention also provides a processing method of the film slitting device for bidirectional production, which specifically comprises the following steps:
s1, discharging materials in the middle of the integral mechanism, limiting by pin shaft structures of the two deviation rectifying devices, and respectively storing the materials on gear shafts of the two worm gears;
s2, during processing, the controller is started to drive the first servo motor and the third servo motor to rotate, the worm drives the worm wheel to rotate, the driving gear drives the driven gear to rotate, the two gear trains are matched with each other, the film material passes through the first tensioning roller and the second tensioning roller and is limited to form feeding operation, and the cutting mechanism is matched with a blade to cut the film material;
s3, when the slitting mechanism cuts, the cutting entry angle of the slitting mechanism can be adjusted by starting the second servo motor, the driving bevel gear is driven to rotate through the rotating connecting rod, the driven bevel gear is meshed with the driving bevel gear, the driven bevel gear can be matched with the convex rail of the supporting frame through the sliding groove of the sliding block, the sliding block is driven to perform feeding movement through the rotating lead screw, the distance between the film materials is adjusted through the adjusting blade, and the arbitrary adjusting requirement of slitting thickness is met.
As further preferable in the present technical solution: in the step S2, the film material is limited by the guide roller when passing through the first tension roller and the second tension roller.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the positions and the number of the deviation rectifying devices are changed, then the feeding positions are arranged in the middle, and for products with simple processes, two groups of feeding materials can be fed in the middle to respectively carry out the attaching processes to two ends, so that the effect of two devices can be achieved by one device, and the utilization rate of the device can be greatly improved;
the slitting mechanism realizes adjustability of a cutting entry angle through the second servo motor, meanwhile, the rotating connecting rod is used for driving the driving bevel gear to rotate and is meshed with the driven bevel gear, and the rotating lead screw can rotate to drive the sliding block to perform feeding motion when the sliding groove of the sliding block is matched with the convex rail of the supporting frame, so that the distance between the blades and film materials is adjusted, adjustability requirements for processing films with different thicknesses are met, and different processing functions are met.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a base according to the present invention;
FIG. 3 is an enlarged view of the area A of FIG. 2 according to the present invention;
FIG. 4 is a schematic perspective view of a substrate according to the present invention;
FIG. 5 is a perspective view of the slitting mechanism of the present invention;
FIG. 6 is a schematic perspective view of a slider according to the present invention;
fig. 7 is a schematic perspective view of the raised rail of the present invention.
In the figure: 1. a distribution box; 2. a controller; 3. a base; 4. a substrate; 5. a deviation rectifier; 6. a first servo motor; 7. a worm; 8. a worm gear; 9. coating materials; 10. a limiting disc; 11. a first tension roller; 12. a second tension roller; 13. a driving gear; 1301. a third servo motor; 14. a driven gear; 15. a guide roller; 16. a roller; 17. a slitting mechanism; 1701. a second servo motor; 1702. a sleeve; 1703. sealing the disc; 1704. a support frame; 17041. a raised rail; 1705. a slider; 17051. a chute; 1706. a drive bevel gear; 1707. a connecting rod; 1708. a driven bevel gear; 1709. a lead screw; 1710. a blade.
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.
Examples
Referring to fig. 1-7, the present invention provides a technical solution: a film slitting device for bidirectional production comprises a distribution box 1, a slitting mechanism 17, two bases 3 which are symmetrical to each other and two substrates 4 which are symmetrical to each other, a controller 2 is installed on the upper surface of the distribution box 1, the rear surface of each base 3 is welded with the corresponding substrate 4, one side of the front surface of each substrate 4 is connected with a deviation rectifier 5 through screw threads, a first servo motor 6 is installed on one side of the front surface of each substrate 4, a worm 7 is welded on an output shaft of the first servo motor 6, a worm wheel 8 is meshed with teeth of each worm 7, the inner side wall of each substrate 4 is rotatably connected with the inner side wall of the corresponding worm wheel 8 through a pin shaft, a limiting disc 10 is welded on each worm wheel 8 through a gear rod, a film material 9 is wound on a gear rod of each worm wheel 8, a third servo motor 1301 is installed on the front surface of each substrate 4, a driving gear 13 is welded, the gear rod of the driven gear 14 is rotatably connected with the inner side wall of the base plate 4 through a bearing;
the slitting mechanism 17 includes a second servomotor 1701, a sleeve 1702, a support frame 1704, a slider 1705, a drive bevel gear 1706, a link 1707, a driven bevel gear 1708 and a lead screw 1709, the rear surface of a second servo motor 1701 is in threaded connection with the front surface of a substrate 4 through a screw, the output shaft of the second servo motor 1701 is welded with the rear surface of a sleeve 1702, the inner side wall of the sleeve 1702 is welded with the outer surface of a support frame 1704, the inner side wall of the support frame 1704 is in sliding connection with a slider 1705, the outer surface of a connecting rod 1707 is in rotating connection with the inner side wall of the support frame 1704 through a bearing, the outer surface of the connecting rod 1707 is welded with the inner side wall of a driving bevel gear 1706, the gear teeth of the driving bevel gear 1706 are meshed with the gear teeth of a driven bevel gear 1708, the inner side wall of the driven bevel gear 1708 is in rotating connection with the outer surface of a lead screw 1709 through a bearing, the inner side wall of the slider;
the electrical output of the controller 2 is electrically connected to the electrical inputs of the first servomotor 6, the third servomotor 1301, and the second servomotor 1701.
In this embodiment, specifically: the front surface of the base plate 4 is connected with a first tensioning roller 11 through screw threads, the front surface of the base plate 4 is connected with a second tensioning roller 12 through screw threads, the outer surface of the first tensioning roller 11 is matched with the outer surface of the film material 9, and the outer surface of the second tensioning roller 12 is matched with the outer surface of the film material 9; the pressure angle of the film material 9 can be reduced through the second tensioning roller 12 and the first tensioning roller 11, and the phenomenon that the film material 9 is wound and accumulated is avoided while the running load of the mechanism is relieved.
In this embodiment, specifically: the other side of the front surface of the substrate 4 is connected with a guide roller 15 through screw threads, and the outer surface of the guide roller 15 is matched with the outer surface of the film material 9; the guide roller 15 may improve a lead angle in charge of the film 9 and guide the film 9 to the roller 16.
In this embodiment, specifically: the other side of the front surface of the base plate 4 is uniformly in threaded connection with a roller 16 through a screw, and the outer surface of the roller 16 is matched with the outer surface of the film material 9; the roller 16 can be used for carrying the film material 9 to an external production line body so as to complete the processing and production of the whole process.
In this embodiment, specifically: the front surface of the sleeve 1702 is bolted threadedly connected with a sealing disc 1703; the sealing disc 1703 covers delicate components within the slitting mechanism 17, prevents dust from entering and causing grit wear, and also prevents accidental contact of the slitting mechanism 17 by an operator.
In this embodiment, specifically: two convex rails 17041 are integrally formed on the inner side wall of the support frame 1704, two sliding grooves 17051 are integrally formed on two side surfaces of the slider 1705, and the inner side wall of each sliding groove 17051 is matched with the outer surface of each convex rail 17041; the driven bevel gear 1708 can rotate the lead screw 1709 to drive the slider 1705 to perform a feeding motion when the sliding groove 17051 of the slider 1705 is matched with the convex rail 17041 of the support frame 1704 to provide limitation and support, so that the distance between the blade 1710 and the film material 9 can be adjusted.
In this embodiment, specifically: the specific model of the first servo motor 6 is YZS-10-4; the specific model of the second servo motor 1701 is 1TL 0001; the third servo motor 1301 is specifically of the type HFF80B4B 5.
In addition, the invention also provides a processing method of the film slitting device for bidirectional production, which specifically comprises the following steps:
s1, discharging materials in the middle of the integral mechanism, limiting by pin shaft structures of the two deviation rectifying devices 5, and respectively storing the materials on gear shafts of the two worm wheels 8;
s2, during machining, the controller 2 is started to drive the first servo motor 6 and the third servo motor 1301 to rotate, the worm 7 drives the worm wheel 8 to rotate, the driving gear 13 drives the driven gear 14 to rotate, the two gear trains are matched with each other, the film material 9 passes through the first tensioning roller 11 and the second tensioning roller 12 and is limited, feeding operation is formed, and the film material 9 is cut by matching with the blade 1710 of the slitting mechanism 17;
s3, when the slitting mechanism 17 cuts, the cutting entry angle of the slitting mechanism 17 can be adjusted by starting and adjusting the second servo motor 1701, meanwhile, the driving bevel gear 1706 is driven to rotate through the rotating connecting rod 1707 and is meshed with the driven bevel gear 1708, the driven bevel gear 1708 can drive the slider 1705 to perform feeding motion when the sliding groove 17051 of the slider 1705 is matched with the convex rail 17041 of the supporting frame 1704, and therefore the distance between the blades 1710 and the film materials 9 is adjusted, and the requirement for randomly adjusting the slitting thickness is met.
In this embodiment, specifically: in S2, the web 9 is restricted by the guide roller 15 as it passes through the first tension roller 11 and the second tension roller 12.
Working principle or structural principle: according to the invention, the positions and the number of the deviation rectifying devices 5 are changed, then the feeding position is arranged in the middle, and for products with simple processes, two groups of feeding materials can be realized in the middle, and the attaching processes are respectively carried out on two ends, so that the effect of two devices can be achieved by one device, and the utilization rate of the device is greatly improved; the slitting mechanism 17 of the invention realizes the adjustability of the cutting entry angle through the second servo motor 1701, and simultaneously drives the driving bevel gear 1706 to rotate through the rotating connecting rod 1707 and to be meshed with the driven bevel gear 1708, and the driven bevel gear 1708 can drive the slider 1705 to perform feed motion by rotating the screw 1709 when the chute 17051 of the slider 1705 is matched with the convex rail 17041 of the supporting frame 1704, so that the distance between the blades 1710 and the film material 9 is adjusted, the arbitrary adjustment requirement of the slitting thickness is realized, and different processing functions are met.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a device is cut to film of two-way production, includes block terminal (1), cuts mechanism (17), base (3) and two base plates (4) of symmetry of each other of two mutual symmetries, its characterized in that: the upper surface of block terminal (1) installs controller (2), the rear surface of base (3) with base plate (4) welding, there is rectifying ware (5) front surface one side of base plate (4) through screw threaded connection, first servo motor (6) are installed to front surface one side of base plate (4), the output shaft welding of first servo motor (6) has worm (7), the teeth of a cogwheel meshing of worm (7) has worm wheel (8), the inside wall of base plate (4) through the round pin axle with the inside wall rotation of worm wheel (8) is connected, worm wheel (8) have spacing dish (10) through the gear rod welding, the gear rod of worm wheel (8) has membrane material (9) around having, the front surface mounting of base plate (4) has third servo motor (1301), the output shaft welding of third servo motor (1301) has driving gear (13), the gear teeth of the driving gear (13) are meshed with a driven gear (14), and a gear rod of the driven gear (14) is rotatably connected with the inner side wall of the substrate (4) through a bearing;
the splitting mechanism (17) comprises a second servo motor (1701), a sleeve (1702), a support frame (1704), a slider (1705), a driving bevel gear (1706), a connecting rod (1707), a driven bevel gear (1708) and a screw rod (1709), wherein the rear surface of the second servo motor (1701) is in threaded connection with the front surface of the substrate (4) through a screw, the output shaft of the second servo motor (1701) is welded with the rear surface of the sleeve (1702), the inner side wall of the sleeve (1702) is welded with the outer surface of the support frame (1704), the inner side wall of the support frame (1704) is in sliding connection with the slider (1705), the outer surface of the connecting rod (1707) is in rotary connection with the inner side wall of the support frame (1704) through a bearing, the outer surface of the connecting rod (1707) is welded with the inner side wall of the driving bevel gear (1706), and the gear teeth of the driving bevel gear (1706) are meshed with the gear teeth of the driven bevel gear (, the inner side wall of the driven bevel gear (1708) is rotatably connected with the outer surface of the screw rod (1709) through a bearing, the inner side wall of the slider (1705) is in threaded connection with the outer surface of the screw rod (1709), and blades (1710) are uniformly welded on the outer side wall of the slider (1705);
the electrical output end of the controller (2) is electrically connected with the electrical input ends of the first servo motor (6), the third servo motor (1301) and the second servo motor (1701).
2. A device for slitting bidirectionally-produced films according to claim 1, characterized in that: the front surface of base plate (4) has first tensioning roller (11) through screw threaded connection, the front surface of base plate (4) has second tensioning roller (12) through screw threaded connection, the surface of first tensioning roller (11) with the surface looks adaptation of membrane material (9), the surface of second tensioning roller (12) with the surface looks adaptation of membrane material (9).
3. A device for slitting bidirectionally-produced films according to claim 1, characterized in that: the other side of the front surface of the base plate (4) is connected with a guide roller (15) through screw threads, and the outer surface of the guide roller (15) is matched with the outer surface of the film material (9).
4. A device for slitting bidirectionally-produced films according to claim 1, characterized in that: the other side of the front surface of the base plate (4) is evenly in threaded connection with a rolling shaft (16) through a screw, and the outer surface of the rolling shaft (16) is matched with the outer surface of the film material (9).
5. A device for slitting bidirectionally-produced films according to claim 1, characterized in that: a sealing plate (1703) is threadedly attached to the front surface of the sleeve (1702) by a bolt.
6. A device for slitting bidirectionally-produced films according to claim 1, characterized in that: two convex rails (17041) are integrally formed on the inner side wall of the support frame (1704), two sliding grooves (17051) are integrally formed on two side faces of the sliding block (1705), and the inner side wall of each sliding groove (17051) is matched with the outer surface of each convex rail (17041).
7. A processing method of a film slitting device for bidirectional production is characterized by comprising the following steps:
s1, discharging materials in the middle of the integral mechanism, limiting by pin shaft structures of the two deviation rectifying devices (5), and respectively storing the materials on gear shafts of the two worm gears (8);
s2, during machining, the controller (2) is started to drive the first servo motor (6) and the third servo motor (1301) to rotate, the worm (7) drives the worm wheel (8) to rotate, meanwhile, the driving gear (13) drives the driven gear (14) to rotate, the two gear trains are matched with each other, the film material (9) passes through the first tensioning roller (11) and the second tensioning roller (12) and is limited to form feeding operation, and the film material (9) is cut by matching with the blade (1710) of the slitting mechanism (17);
s3, when the slitting mechanism (17) cuts, the cutting entry angle of the slitting mechanism (17) can be adjusted by starting and adjusting the second servo motor (1701), meanwhile, the driving bevel gear (1706) is driven to rotate through the rotating connecting rod (1707) and is meshed with the driven bevel gear (1708), the driven bevel gear (1708) can drive the slider (1705) to perform feeding movement by rotating the screw rod (1709) when the sliding groove (17051) of the slider (1705) is matched with the convex rail (17041) of the supporting frame (1704), so that the distance between the film materials (9) by the adjusting blade (1710) is adjusted, and the arbitrary adjustment requirement of the slitting thickness is realized.
8. The processing method of the film slitting device for bidirectional production according to claim 7, wherein: in the S2, the film material (9) is limited by the guide roller (15) when passing through the first tension roller (11) and the second tension roller (12).
CN202011523019.6A 2020-12-21 2020-12-21 Film slitting device for bidirectional production and processing method thereof Active CN112623845B (en)

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Application Number Priority Date Filing Date Title
CN202011523019.6A CN112623845B (en) 2020-12-21 2020-12-21 Film slitting device for bidirectional production and processing method thereof

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Application Number Priority Date Filing Date Title
CN202011523019.6A CN112623845B (en) 2020-12-21 2020-12-21 Film slitting device for bidirectional production and processing method thereof

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CN112623845B CN112623845B (en) 2023-09-01

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209111174U (en) * 2018-11-08 2019-07-16 成都三汇塑胶制品有限公司 A kind of cutting machine
CN210012398U (en) * 2019-05-18 2020-02-04 安徽晟华光学科技有限公司 Tensioning roller lifting adjusting mechanism for conveying produced inner film of display
CN211192244U (en) * 2019-11-22 2020-08-07 无锡环胜精密合金材料有限公司 Cutter seam adjusting device of slitting machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209111174U (en) * 2018-11-08 2019-07-16 成都三汇塑胶制品有限公司 A kind of cutting machine
CN210012398U (en) * 2019-05-18 2020-02-04 安徽晟华光学科技有限公司 Tensioning roller lifting adjusting mechanism for conveying produced inner film of display
CN211192244U (en) * 2019-11-22 2020-08-07 无锡环胜精密合金材料有限公司 Cutter seam adjusting device of slitting machine

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