CN109607267B - Heat conduction membrane rewinding unit - Google Patents
Heat conduction membrane rewinding unit Download PDFInfo
- Publication number
- CN109607267B CN109607267B CN201811442940.0A CN201811442940A CN109607267B CN 109607267 B CN109607267 B CN 109607267B CN 201811442940 A CN201811442940 A CN 201811442940A CN 109607267 B CN109607267 B CN 109607267B
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- Prior art keywords
- shaft
- support frame
- gear
- rolling
- heat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/02—Supporting web roll
- B65H18/028—Both ends type
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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
- B65H16/00—Unwinding, paying-out webs
- B65H16/10—Arrangements for effecting positive rotation of web roll
- B65H16/106—Arrangements for effecting positive rotation of web roll in which power is applied to web roll
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
- B65H18/103—Reel-to-reel type web winding and unwinding mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/26—Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/0204—Sensing transverse register of web
- B65H23/0216—Sensing transverse register of web with an element utilising photoelectric effect
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
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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
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
Abstract
The invention discloses a heat-conducting film rewinding device, which comprises an unwinding shaft, a first support frame and a base, wherein bearing plates are arranged at two ends of the unwinding shaft in a matched manner, the bearing plates are fixed at the top end of the first support frame through screws, the base is welded at the bottom end of the first support frame, the winding device comprises a first rolling shaft, a winding shaft and a second support frame, the heat-conducting film rewinding device is provided with a limiting element, the second rolling shaft arranged in the winding device is jointed with the wound heat-conducting film, each wound film can be tightly jointed together while limiting the wound heat-conducting film, the wound films are prevented from loosening and unfolding, the heat-conducting film rewinding device is simple in design and convenient and practical, the first gear and the second gear are arranged, after a motor stops working, the unwinding shaft can continuously rotate due to inertia, and the first gear drives the second gear to rotate under the condition that no external power exists, due to the mutual friction and the resistance of the resistance rotating shaft, the inertia force is offset, and the unwinding shaft is prevented from continuously rotating.
Description
Technical Field
The invention relates to the field of heat-conducting films, in particular to a heat-conducting film rewinding device.
Background
The heat-conducting graphite film is also called as a heat-conducting graphite sheet, a heat-radiating graphite film, a graphite heat-radiating film and the like, is a novel heat-conducting heat-radiating material, has a very obvious heat-conducting and heat-radiating effect, is widely applied to electronic products such as PDP, LCD TV, notewood PC, UMPC, Flat Panel Display, MPU, Projector, Power Supply, LED and the like, is also one of popular heat-radiating sticking films for mobile phones at the same time, and is often used as a rewinding device in heat-conducting film processing.
Present heat-conducting film rewinding unit has certain drawback when using, at first, can not closely laminate between membrane and the membrane when the rolling membrane is rolled up owing to the loose membrane area leads to its rolling, can produce the deviation on membrane limit during the rolling simultaneously, leads to the rolling uneven, after work, because the axis body rotates the inertia that brings, leads to it to continue to rotate, emits more heat-conducting film, influences work efficiency.
Disclosure of Invention
The invention mainly aims to provide a heat-conducting film rewinding device which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a heat conduction membrane rewinding unit, includes unwinding device and coiling mechanism, unwinding device is including unreeling axle, first support frame and base, the supporting bearing plate that is provided with in both ends of unreeling the axle, and the bearing plate passes through the fix with screw on the top of first support frame, the bottom welding of first support frame has the base, the coiling mechanism includes first roll shaft, rolling shaft and second support frame, first roll shaft and rolling shaft staggered form set up from top to bottom in the second support frame, the inboard of second support frame is located the top of first roll shaft and installs the grating of rectifying, the axle head and the motor of rolling shaft pass through the belt and are connected, the cylinder is all installed at the inside both ends of base, and the cylinder passes through the telescopic link and is connected with the second support frame.
Preferably, the both sides of second support frame are located the top position department of rolling axle and have seted up the spout, install spacing component in the spout, and spacing component includes second spring, slider and second roll axle, second spring and slider embedding set up in the spout, the slider has the second roll axle through the welding of connecting rod, and the axle sleeve material of second roll axle is rubber, laminates with the epaxial heat conduction membrane of rolling.
Preferably, the part of the unreeling shaft extending out of the bearing plate is welded with a first gear, two sides of the first support frame are connected with second gears through resistance rotating shafts, the diameter of the first gear is 5cm, the diameter of the second gear is 10cm, and the first gear and the second gear are in gear joint with each other.
Preferably, the cross sections of the unreeling shaft, the first rolling shaft and the reeling shaft are all I-shaped, and the inner sides of two ends of the unreeling shaft are connected with a limiting lantern ring through uniformly arranged 8 groups of first springs.
Preferably, the first rolling shaft is erected in the second support frame, and two ends of the first rolling shaft are sleeved with the elastic sleeves.
Preferably, the base is a trapezoidal hollow frame structure, and 4 groups of self-locking wheels are installed at the bottom end of the base.
Preferably, the included angle formed by the unwinding shaft, the first rolling shaft and the ground is 30 degrees, and the included angle formed by the first rolling shaft, the winding shaft and the ground is 60 degrees.
Compared with the prior art, the invention provides a heat-conducting film rewinding device, which has the following beneficial effects:
1. the limiting element is arranged, and the second rolling shaft arranged in the limiting element is attached to the rolled heat conducting film, so that each rolled film can be closely attached together while the limiting element is limited, the rolled film is prevented from loosening and unfolding, and the heat conducting film is simple in design, convenient and practical;
2. through setting up first gear and second gear, after the motor stop work, because inertia unreels the axle and can continue to rotate, first gear drives the second gear rotation this moment under the condition that does not have external power, because the resistance of friction each other and resistance pivot has offset the inertial force that brings to the spool of having avoided unreeling continues to rotate.
3. Through setting up first roll axis, the contact of inside spacing lantern ring and heat conduction membrane, the restoring force that first spring compression brought carries on spacingly to the heat conduction membrane, can place the heat conduction membrane of different width in elasticity limit, and the design is nimble, makes things convenient for the heat conduction membrane limit to align to roll up simultaneously.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic overall structure diagram of a heat-conducting film rewinding device according to the present invention.
Fig. 2 is a partial structural front view of a heat-conducting film rewinding device according to the present invention.
Fig. 3 is a schematic structural diagram of a first rolling shaft of the heat-conducting film rewinding device of the present invention.
Fig. 4 is a schematic structural view of a limiting collar of the heat-conducting film rewinding device.
Fig. 5 is an enlarged view of a partial structure a of the heat-conducting film rewinding device.
In the figure: 1. an unwinding device; 101. unwinding the reel; 102. a first support frame; 103. a base; 2. a winding device; 201. a first roll axis; 202. a winding shaft; 203. a second support frame; 3. a rectification grating; 4. a motor; 5. a telescopic rod; 6. a cylinder; 7. a self-locking wheel; 8. a first gear; 9. a second gear; 10. a limiting lantern ring; 11. a first spring; 12. a bearing plate; 13. an elastic sleeve; 14. a chute; 15. a second spring; 16. a slider; 17. a second roll axis.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-5, a heat conductive film rewinding device comprises an unwinding device 1 and a winding device 2, wherein the unwinding device 1 comprises an unwinding shaft 101, a first support frame 102 and a base 103, bearing plates 12 are arranged at two ends of the unwinding shaft 101 in a matching manner, the bearing plates 12 are fixed at the top end of the first support frame 102 through screws, the base 103 is welded at the bottom end of the first support frame 102, the winding device 2 comprises a first rolling shaft 201, a winding shaft 202 and a second support frame 203, the first rolling shaft 201 and the winding shaft 202 are arranged in the second support frame 203 in an up-down staggered manner, a deviation-correcting grating 3 is arranged on the inner side of the second support frame 203 above the first rolling shaft 201, the shaft end of the winding shaft 202 is connected with a motor 4 through a belt, air cylinders 6 are arranged at two ends inside the base 103, and the air cylinders 6 are connected with the second support frame 203 through telescopic rods;
the deviation-correcting grating 3 is also called a measuring grating, is a special light spot sensor, detects whether the position of the heat-conducting film deviates or not by matching a scanning mode with a controller and software thereof, so that the next adjustment is carried out, the cylinder 6 drives the telescopic rod 5 to stretch and retract, and the positions of the unwinding device 1 and the winding device 2 are drawn close to and far away, so that the effect of tensioning the heat-conducting film is achieved, and the heat-conducting film is kept flat and level preliminarily during winding.
The both sides of second support frame 203 are located the top position department of rolling axle 202 and have seted up spout 14, and installation limiting element in the spout 14, and limiting element includes second spring 15, slider 16 and second roll axis 17, and second spring 15 and slider 16 embedding set up in spout 14, and slider 16 has second roll axis 17 through the welding of connecting rod, and the axle sleeve material of second roll axis 17 is rubber, laminates with the heat conduction membrane on the rolling axle 202.
Set up spacing component, the second roll axis 17 of establishing and the heat conduction membrane laminating of rolling, to its spacing in, each rete that makes the roll up can both be closely laminated together, prevent that its pine from taking off and expand, after the slow more heat conduction membrane of rolling axle 202, its thickness increases, slider 16 drives second roll axis 17 and moves up, because second spring 15 compression this moment for second roll axis 17 still laminates with the heat conduction membrane of rolling, the design is simple, convenient and practical.
Example 2
As shown in fig. 1-5, a first gear 8 is welded to a portion of the unreeling shaft 101 extending out of the bearing plate 12, second gears 9 are connected to both sides of the first support frame 102 through resistance rotating shafts, the diameter of the first gear 8 is 5cm, the diameter of the second gear 9 is 10cm, and the first gear 8 and the second gear 9 are in toothed connection with each other.
Set up first gear 8 and second gear 9, after motor 4 stop work, owing to inertia, unreel 101 and can continue rotatoryly, first gear 8 drives second gear 9 and rotates under the condition that does not have external power this moment, owing to the resistance of friction and resistance pivot each other, offset the inertial force who brings to unreel axle 101 has been avoided continuing to rotate.
Example 3
As shown in fig. 1-5, the cross sections of the unwinding shaft 101, the first rolling shaft 201 and the winding shaft 202 are all i-shaped, and the inner sides of the two ends of the unwinding shaft 101 are connected with the limiting lantern rings 10 through the uniformly arranged 8 groups of first springs 11, so that the i-shaped structure ensures that the heat-conducting film is orderly wrapped in each shaft, thereby avoiding the winding offset to a certain extent;
the first rolling shaft 201 is erected in the second supporting frame 203, the two ends of the first rolling shaft 201 are sleeved with the elastic sleeves 13, when the first rolling shaft 201 rotates, the elastic sleeves 13 are fixed on the first rolling shaft 201 to rotate, the elastic sleeves 13 are in contact with the second supporting frame 203 and do not influence the rotation of the second rolling shaft, the first rolling shaft 201 rotates on the surface of the axis of the first rolling shaft 201, and if the edge of the heat-conducting film rolled out by the unreeling shaft 101 has certain deviation, the spring sleeves 13 elastically deform to respond to the deviation, so that the tidiness of the turned edge is ensured; the base 103 is in a trapezoidal hollow frame structure, and 4 groups of self-locking wheels 7 are arranged at the bottom end of the base 103; the included angle formed by the unwinding shaft 101, the first rolling shaft 201 and the ground is 30 degrees, the included angle formed by the first rolling shaft 201, the winding shaft 202 and the ground is 60 degrees, and the formed angle ensures that the heat-conducting film is flat.
Set up first roll axis 201, inside spacing lantern ring 10 and the contact of heat conduction membrane, the restoring force that first spring 11 compression brought carries on spacingly to the heat conduction membrane, can place the heat conduction membrane of different width in elasticity limit, and the design is nimble, makes things convenient for the heat conduction membrane limit to align to roll up simultaneously and puts.
It should be noted that the invention is a heat conducting film rewinding device, firstly, the cylinder 6 is controlled by the external controller, the cylinder 6 drives the telescopic rod 5 to extend and retract, and the positions of the unwinding device 1 and the winding device 2 are drawn close and far, so as to play a role of tensioning the heat conducting film, so that the heat conducting film is kept flat and flat initially when being wound, the unwinding device 1 moves through the self-locking wheel 7, when the heat conducting film is tensioned, the self-locking wheel 7 is fixed in a self-locking way, the weight of the cylinder 6 reduces the gravity center of the unwinding device 1, so as to ensure the stability of the unwinding device, the motor 4 is started to drive the winding shaft 202 through the belt, the winding shaft 202 drives the first rolling shaft 201 and the unwinding shaft 101 to rotate through the heat conducting film, the deviation-correcting grating 3 is matched with the controller and software thereof in a scanning way, so as to precisely detect whether the position of the heat conducting film is deviated, thereby carrying out, sliding grooves 14 are formed in two sides of the second support frame 203, the second rolling shaft 17 arranged in the second support frame is attached to the rolled heat-conducting film, each rolled film can be closely attached to the second support frame in a limiting mode, the second support frame is prevented from loosening and unfolding, after the rolling shaft 202 slowly rolls more heat-conducting film, the thickness of the second support frame is increased, the sliding block 16 drives the second rolling shaft 17 to move upwards, and at the moment, due to the compression of the second spring 15, the second rolling shaft 17 is still attached to the rolled heat-conducting film.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a heat conduction membrane rewinding unit, includes unwinding device (1) and coiling mechanism (2), its characterized in that: the unwinding device (1) comprises an unwinding shaft (101), a first support frame (102) and a base (103), bearing plates (12) are arranged at two ends of the unwinding shaft (101) in a matched mode, the bearing plates (12) are fixed to the top end of the first support frame (102) through screws, the base (103) is welded at the bottom end of the first support frame (102), the winding device (2) comprises a first rolling shaft (201), a winding shaft (202) and a second support frame (203), the first rolling shaft (201) and the winding shaft (202) are arranged in the second support frame (203) in an up-and-down staggered mode, a deviation-correcting grating (3) is arranged on the inner side of the second support frame (203) above the first rolling shaft (201), the shaft end of the winding shaft (202) is connected with a motor (4) through a belt, air cylinders (6) are arranged at two ends of the inner portion of the base (103), the cylinder (6) is connected with the second support frame (203) through an expansion link (5); sliding grooves (14) are formed in the positions, located above the winding shaft (202), of the two sides of the second support frame (203), limiting elements are mounted in the sliding grooves (14) and comprise second springs (15), sliding blocks (16) and second rolling shafts (17), the second springs (15) and the sliding blocks (16) are embedded in the sliding grooves (14), the sliding blocks (16) are welded with the second rolling shafts (17) through connecting rods, and shaft sleeves of the second rolling shafts (17) are made of rubber and are attached to heat conducting films on the winding shaft (202); the cross sections of the unreeling shaft (101), the first rolling shaft (201) and the reeling shaft (202) are all I-shaped, and the inner sides of two ends of the unreeling shaft (101) are uniformly provided with 8 groups of first springs (11) to be connected with limiting lantern rings (10); the base (103) is of a trapezoidal hollow frame structure, and 4 groups of self-locking wheels (7) are mounted at the bottom end of the base (103); an included angle formed by the unwinding shaft (101), the first rolling shaft (201) and the ground is 30 degrees, and an included angle formed by the first rolling shaft (201), the winding shaft (202) and the ground is 60 degrees; the part of the unwinding shaft (101) extending out of the bearing plate (12) is welded with a first gear (8), the two sides of the first support frame (102) are connected with a second gear (9) through a resistance rotating shaft, the diameter of the first gear (8) is 5cm, the diameter of the second gear (9) is 10cm, and the first gear (8) and the second gear (9) are in gear joint with each other.
2. The heat-conducting film rewinding device as claimed in claim 1, wherein: the first rolling shaft (201) is erected in the second supporting frame (203), and two ends of the first rolling shaft (201) are sleeved with the elastic sleeves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442940.0A CN109607267B (en) | 2018-11-29 | 2018-11-29 | Heat conduction membrane rewinding unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442940.0A CN109607267B (en) | 2018-11-29 | 2018-11-29 | Heat conduction membrane rewinding unit |
Publications (2)
| Publication Number | Publication Date |
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| CN109607267A CN109607267A (en) | 2019-04-12 |
| CN109607267B true CN109607267B (en) | 2021-04-13 |
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| CN201811442940.0A Active CN109607267B (en) | 2018-11-29 | 2018-11-29 | Heat conduction membrane rewinding unit |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844645A (en) * | 2019-11-21 | 2020-02-28 | 西安宝鑫自动化设备有限公司 | Adhesive tape roller fixing device |
| CN112357659A (en) * | 2020-12-04 | 2021-02-12 | 芜湖韩保光学新材料有限公司 | Full-automatic coiling mechanism of optical protection film production usefulness |
| CN113601985B (en) * | 2021-08-12 | 2023-09-22 | 苏州常飞纺织科技有限公司 | Digital printing machine that stability is high |
| CN114104819A (en) * | 2021-11-16 | 2022-03-01 | 徐州亚兴医疗科技有限公司 | Automatic change medical combined material processing and use side cut equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11246089A (en) * | 1998-03-03 | 1999-09-14 | Kataoka Mach Co Ltd | Touch roller device for sheet split-winding device |
| CN203143768U (en) * | 2013-01-10 | 2013-08-21 | 天津市鹏达印刷胶粘制品有限公司 | Rewinding device |
| CN104192601B (en) * | 2014-08-28 | 2018-06-26 | 青岛恒昌泰橡塑机械有限公司 | Coil packaging machine |
| CN206188095U (en) * | 2016-11-26 | 2017-05-24 | 芜湖市海源铜业有限责任公司 | Little tension coiling device of photovoltaic interconnection copper strips |
| CN207844656U (en) * | 2017-12-01 | 2018-09-11 | 东莞市忠信纺织机械有限公司 | Automatic tension control device |
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Address after: 236200 south of Guanbao Road, Yingshang Industrial Park, Fuyang City, Anhui Province Patentee after: Anhui changzhengsheng Technology Co.,Ltd. Address before: 236200 south of Guanbao Road, Yingshang Industrial Park, Fuyang City, Anhui Province Patentee before: ANHUI RONGZE TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Thermal conductive film rewinding device Effective date of registration: 20221018 Granted publication date: 20210413 Pledgee: Anhui Province Rural Commercial Bank Limited by Share Ltd. Pledgor: Anhui changzhengsheng Technology Co.,Ltd. Registration number: Y2022980018671 |