CN105084075A - Winding tension adjusting device in traction winding machine - Google Patents
Winding tension adjusting device in traction winding machine Download PDFInfo
- Publication number
- CN105084075A CN105084075A CN201510486220.4A CN201510486220A CN105084075A CN 105084075 A CN105084075 A CN 105084075A CN 201510486220 A CN201510486220 A CN 201510486220A CN 105084075 A CN105084075 A CN 105084075A
- Authority
- CN
- China
- Prior art keywords
- pressure roller
- rear side
- roll
- wind
- bending rubber
- 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.)
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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
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
- B65H26/04—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs for variation in tension
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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
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
- B65H23/198—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations motor-controlled (Controlling electrical drive motors therefor)
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Winding Of Webs (AREA)
Abstract
The invention discloses a winding tension adjusting device in a traction winding machine. A winding roller is arranged on a rack through a third bearing pedestal and driven by a variable frequency motor. A base is arranged on the rack and fixedly provided with at least three pressure sensors. All the pressure sensors and the variable frequency motor are connected with a control circuit, and the control circuit can receive and process signals transmitted by the pressure sensors and control the rotating speed of the variable frequency motor in a feedback manner. A floating roller is arranged on the pressure sensors through a floating bearing pedestal, and a first pressing roller and a second pressing roller are arranged on the two sides of the floating roller respectively. Wound articles are sequentially wound through the floating roller and the second pressing roller from the first pressing roller and then wound on the winding roller. The winding tension adjusting device has the beneficial effect that it can be guaranteed that winding tension is kept stable in the winding process of the traction winding machine.
Description
Technical field
The present invention relates to traction winder, particularly relate to a kind of can adjustment in traction winder wrapup procedure by the winding tension control apparatus of rolling thing winding tension.
Background technology
Plastic heating makes it in glutinous stream mode by plastic extrusion function, then make it by the effigurate mouth mould of tool when pressurizeing, final Formation cross-section shape and the similar continuum of Oral incision, and then continuum being fixed to have the extrudate of certain geometrical shape and size by cooling, the extrusion boards such as PP extrusion board common in the market, PVC extrusion board are by plasticator extrusion molding.Traction winder is the Important Auxiliary equipment of plasticator, by the draw gear in traction winder by extrudate as PP sheet material pulls out equably from the mouth mould of plastic extruders, then by the extrudate rolling and storage that will export from draw gear of wrap-up in traction winder.Here preparation being delivered to the extrudate carrying out rolling operation in wrap-up is called by rolling thing, the extrudate of rolling on wind-up roll is called rolling thing, wrap-up in traction winder is by carrying out rolling operation by being wound on wind-up roll by rolling thing, wind-up roll is by motor-driven rotation, in operational process, the diameter of the rolling thing that wind-up roll reels can become large along with increasing of rolling thing, if the rotating speed of wind-up roll remains unchanged, winding tension in wrapup procedure will be caused also to become large along with increasing of rolling thing, and can winding tension keep the stable quality that will be directly connected to rolling thing in wrapup procedure, also can affect the stability that traction winder runs simultaneously, thus need to ensure that in wrapup procedure, winding tension remains stable, and current traction winder also cannot ensure that in wrapup procedure, winding tension keeps stable well.
Summary of the invention
The technical matters of solution required for the present invention is: provide a kind of and can ensure that in wrapup procedure, the winding tension control apparatus in the traction winder keeping stable is opened in rolling.
For solving the problem, the technical solution used in the present invention is: the winding tension control apparatus in described traction winder, comprising: frame, and wind-up roll is arranged in frame by the 3rd bearing seat, and wind-up roll is driven by variable-frequency motor; Frame is provided with base, base is fixedly installed at least three pressure sensors, each pressure sensor and variable-frequency motor are all connected with control circuit, control circuit can receive and the induced signal that transmits of processing pressure sensor the rotating speed of controlled reset variable-frequency motor, thus controls the rolling speed of wind-up roll; Dancer is shelved on each pressure sensor by floating bearing bracket; The first pressure roller and the second pressure roller is respectively arranged with in dancer both sides, first pressure roller is arranged in frame by clutch shaft bearing seat, and the first pressure roller is positioned at below the front side of dancer, the second pressure roller is arranged in frame by the second bearing seat, and the second pressure roller is positioned at below the rear side of dancer; By rolling thing rear side to the first pressure roller behind the bottom of front side pile warp first pressure roller of the first pressure roller, then through the rear side of the first pressure roller around to the front side of dancer, to the rear side of dancer behind the top of the then front side pile warp dancer of self-relocation roller, then through the rear side of dancer around to the front side of the second pressure roller, then behind the bottom of front side pile warp second pressure roller of the second pressure roller to the rear side of the second pressure roller, be then wound on wind-up roll from the rear side of the second pressure roller.
Further, the winding tension control apparatus in aforesaid traction winder, wherein, is provided with the guiding mechanism guiding floating bearing bracket up-and-down movement between floating bearing bracket and base.
Further, winding tension control apparatus in aforesaid traction winder, wherein, the structure of described guiding mechanism is: be fixedly installed bottom floating bearing bracket and shelve plate, floating bearing bracket is shelved on each pressure sensor by shelving plate, is shelving through hole plate being provided with up/down perforation, the base below through hole is provided with tapped bore, screw with tapped bore after bolt stretches into through hole, the plate of shelving bottom floating bearing bracket can along bolt up-and-down movement; Shelving bottom bolt and floating bearing bracket to be provided with the lockout mechanism preventing from shelving plate and depart from bolt between plate.
Further, winding tension control apparatus in aforesaid traction winder, wherein, described lockout mechanism comprises: axle sleeve, axle sleeve interts in the through hole that is arranged on and shelves on plate, be pressed on base after the bottom of through hole is stretched out in the bottom of axle sleeve, the top outer of through hole is stretched out at the top of axle sleeve, axle sleeve top is provided with the shaft shoulder, the diameter of the shaft shoulder is greater than the diameter shelving through hole on plate, bolt is arranged with pad, bolt screws with tapped bore through after the through hole on pad and axle sleeve, thus axle sleeve is locked on base, shelving plate can relative axle sleeve up-and-down movement.
Further, winding tension control apparatus in aforesaid traction winder, wherein, bending rubber is provided with between the second pressure roller and wind-up roll, bending rubber is arranged in frame by the 4th bearing seat, by rolling thing on rear side of the second pressure roller on front side of bending rubber, then on front side of bending rubber pile warp bending rubber top after to the rear side of bending rubber, be then wound on wind-up roll from the rear side of bending rubber.
Further, the winding tension control apparatus in aforesaid traction winder, wherein, base is provided with four pressure sensors, four pressure sensors are all connected with control circuit, and dancer is shelved on four pressure sensors by floating bearing bracket.
Further, the winding tension control apparatus in aforesaid traction winder, wherein, described wind-up roll is gas expansion shaft.
Further, the winding tension control apparatus in aforesaid traction winder, wherein, described wind-up roll is tile type gas expansion shaft.
The invention has the beneficial effects as follows: by shelving the oppressive force that plate oppresses each pressure sensor and can real-time monitor by the winding tension of rolling thing bottom floating bearing bracket, and regulate and control the rotating speed of variable-frequency motor thus, ensure that in wrapup procedure, winding tension keeps stable, thus the stability that the quality of guarantee rolling thing and traction winder run.
Accompanying drawing explanation
Fig. 1 is the structural representation of the winding tension control apparatus in traction winder of the present invention.
Fig. 2 is the connection structure schematic diagram by rolling thing and dancer, the first pressure roller, the second pressure roller and bending rubber in Fig. 1.
Fig. 3 is the structural representation of dancer part in Fig. 1.
Fig. 4 is the decomposition texture schematic diagram of dancer part in Fig. 3.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, technical solutions according to the invention are described in further detail.
As shown in Figure 1 and Figure 2, the winding tension control apparatus in the traction winder described in the present embodiment, comprising: frame 1, and wind-up roll 6 is arranged in frame 1 by the 3rd bearing seat 61, and wind-up roll 6 is driven by variable-frequency motor 62; Wind-up roll 6 can adopt gas expansion shaft, and the wind-up roll 6 described in the present embodiment adopts tile type gas expansion shaft.As shown in Figures 2 and 3, frame 1 is provided with base 11, be fixedly installed at least three pressure sensors 8 on the pedestal 11, be described to be fixedly installed four pressure sensors 8 on the pedestal 11 in the present embodiment, each pressure sensor 8 and variable-frequency motor 62 are all connected with control circuit, control circuit can receive and process the induced signal the rotating speed of controlled reset variable-frequency motor 62 that each pressure sensor 8 transmits, thus controls the rolling speed of wind-up roll 6.Dancer 2 is shelved on each pressure sensor 8 by floating bearing bracket 21, the first pressure roller 3 and the second pressure roller 4 is respectively arranged with in dancer 2 both sides, first pressure roller 3 is arranged in frame 1 by clutch shaft bearing seat 31, and the first pressure roller 3 is positioned at below the front side of dancer 2, second pressure roller 4 is arranged in frame 1 by the second bearing seat 41, and the second pressure roller 4 is positioned at below the rear side of dancer 2, as shown in Figure 2, in the present embodiment, bending rubber 5 is provided with between the second pressure roller 4 and wind-up roll 6, bending rubber 5 is arranged in frame 1 by the 4th bearing seat 51, by rolling thing 10 rear side to the first pressure roller 3 behind the bottom of front side pile warp first pressure roller 3 of the first pressure roller 3, then through the rear side of the first pressure roller 3 around to the front side of dancer 2, to the rear side of dancer 2 behind the top of the then front side pile warp dancer 2 of self-relocation roller 2, then through the rear side of dancer 2 around to the front side of the second pressure roller 4, then behind the bottom of front side pile warp second pressure roller 4 of the second pressure roller 4 to the rear side of the second pressure roller 4, then on rear side of the second pressure roller 4 on front side of bending rubber 5, then on front side of bending rubber 5 pile warp bending rubber 5 top after to the rear side of bending rubber 5, then be wound on wind-up roll 6 from the rear side of bending rubber 5.Bending rubber 5 has certain degree of disturbing, when variable-frequency motor 62 drives wind-up roll 6 to rotate rolling by rolling thing 10, bending rubber 5 by being launched to bending rubber 5 both sides by the middle of bending rubber 5 by rolling thing 10 on pile warp bending rubber 5, thus can play wrinkle resistant effect.
In the present embodiment, as shown in Figure 3 and Figure 4, the guiding mechanism guiding floating bearing bracket 21 up-and-down movement is provided with between floating bearing bracket 21 and base 11, the structure of described guiding mechanism is: be fixedly installed in the bottom of floating bearing bracket 21 and shelve plate 22, floating bearing bracket 21 is shelved on each pressure sensor 8 by shelving plate 22, shelving the through hole 23 plate 22 being provided with up/down perforation, base 11 below through hole 23 is provided with tapped bore 12, bolt 9 stretches into after through hole 23 and tapped bore 12 screws, plate 22 of shelving bottom floating bearing bracket 21 can along bolt 9 up-and-down movement.In the present embodiment, shelving bottom bolt 9 and floating bearing bracket 21 to be provided with the lockout mechanism preventing from shelving plate 22 and depart from bolt 9 between plate 22, described lockout mechanism comprises: axle sleeve 7, axle sleeve 7 interts to be arranged on to be shelved in the through hole 23 of plate 22, compress on the pedestal 11 after the bottom of through hole 23 is stretched out in the bottom of axle sleeve 7, the top outer of through hole 23 is stretched out at the top of axle sleeve 7, the top of axle sleeve 7 is provided with the shaft shoulder 71, the diameter of the shaft shoulder 71 is greater than the diameter shelving through hole 23 on plate 22, bolt 9 is arranged with pad 91, bolt 9 screws with the tapped bore 12 on base 11 through after the through hole on pad 91 and axle sleeve 7, thus axle sleeve 7 is locked on the pedestal 11, shelving plate 22 can relative axle sleeve 7 up-and-down movement.
The principle of work of the winding tension control apparatus in traction winder of the present invention is as follows: make by rolling thing 10 successively pile warp first pressure roller 3, dancer 2, second pressure roller 4, be wound on wind-up roll 6 after bending rubber 5, then wind-up roll 6 is driven to rotate rolling by rolling thing 10 by variable-frequency motor 62, winding tension increases along with the increasing of rolling thing on wind-up roll 6, now, dancer 2 is by the winding tension moved downward of rolling thing 10, make to shelve plate 22 and oppress each pressure sensor 8, each pressure sensor 8 sends induced signal to control circuit, control circuit receives process induced signal and induced signal controlled reset variable-frequency motor 62 is reduced rotating speed, thus control wind-up roll 6 reduces rolling speed, now winding tension can reduce along with the reduction of variable-frequency motor 62 rotating speed, so just by shelving the rotating speed that the oppressive force real-time monitoring variable-frequency motor 62 on each pressure sensor 8 oppressed by plate 22 bottom floating bearing bracket 21, thus maintain the stable of winding tension.
Advantage of the present invention is: by shelving the oppressive force that plate 22 oppresses each pressure sensor 8 and can real-time monitor by the winding tension of rolling thing 10 bottom floating bearing bracket 21, and regulate and control the rotating speed of variable-frequency motor 62 thus, ensure that in wrapup procedure, winding tension keeps stable, thus the stability that the quality of guarantee rolling thing 10 and traction winder run.
Claims (9)
1. draw the winding tension control apparatus in winder, comprising: frame, wind-up roll is arranged in frame by the 3rd bearing seat, and wind-up roll is driven by variable-frequency motor; It is characterized in that: in frame, be provided with base, base is fixedly installed at least three pressure sensors, each pressure sensor and variable-frequency motor are all connected with control circuit, control circuit can receive and the induced signal that transmits of processing pressure sensor the rotating speed of controlled reset variable-frequency motor, thus controls the rolling speed of wind-up roll; Dancer is shelved on each pressure sensor by floating bearing bracket; The first pressure roller and the second pressure roller is respectively arranged with in dancer both sides, first pressure roller is arranged in frame by clutch shaft bearing seat, and the first pressure roller is positioned at below the front side of dancer, the second pressure roller is arranged in frame by the second bearing seat, and the second pressure roller is positioned at below the rear side of dancer; By rolling thing rear side to the first pressure roller behind the bottom of front side pile warp first pressure roller of the first pressure roller, then through the rear side of the first pressure roller around to the front side of dancer, to the rear side of dancer behind the top of the then front side pile warp dancer of self-relocation roller, then through the rear side of dancer around to the front side of the second pressure roller, then behind the bottom of front side pile warp second pressure roller of the second pressure roller to the rear side of the second pressure roller, be then wound on wind-up roll from the rear side of the second pressure roller.
2. according to the winding tension control apparatus in traction winder according to claim 1, it is characterized in that: between floating bearing bracket and base, be provided with the guiding mechanism guiding floating bearing bracket up-and-down movement.
3. according to the winding tension control apparatus in traction winder according to claim 2, it is characterized in that: the structure of described guiding mechanism is: be fixedly installed bottom floating bearing bracket and shelve plate, floating bearing bracket is shelved on each pressure sensor by shelving plate, shelving through hole plate being provided with up/down perforation, base below through hole is provided with tapped bore, screw with tapped bore after bolt stretches into through hole, the plate of shelving bottom floating bearing bracket can along bolt up-and-down movement; Shelving bottom bolt and floating bearing bracket to be provided with the lockout mechanism preventing from shelving plate and depart from bolt between plate.
4. according to the winding tension control apparatus in traction winder according to claim 3, it is characterized in that: described lockout mechanism comprises: axle sleeve, axle sleeve interts in the through hole that is arranged on and shelves on plate, be pressed on base after the bottom of through hole is stretched out in the bottom of axle sleeve, the top outer of through hole is stretched out at the top of axle sleeve, axle sleeve top is provided with the shaft shoulder, the diameter of the shaft shoulder is greater than the diameter shelving through hole on plate, bolt is arranged with pad, bolt screws with tapped bore through after the through hole on pad and axle sleeve, thus axle sleeve is locked on base, shelving plate can relative axle sleeve up-and-down movement.
5. according to the winding tension control apparatus in the traction winder described in claim 1 or 2, it is characterized in that: between the second pressure roller and wind-up roll, be provided with bending rubber, bending rubber is arranged in frame by the 4th bearing seat, by rolling thing on rear side of the second pressure roller on front side of bending rubber, then on front side of bending rubber pile warp bending rubber top after to the rear side of bending rubber, be then wound on wind-up roll from the rear side of bending rubber.
6. according to the winding tension control apparatus in traction winder according to claim 4, it is characterized in that: between the second pressure roller and wind-up roll, be provided with bending rubber, bending rubber is arranged in frame by the 4th bearing seat, by rolling thing on rear side of the second pressure roller on front side of bending rubber, then on front side of bending rubber pile warp bending rubber top after to the rear side of bending rubber, be then wound on wind-up roll from the rear side of bending rubber.
7. according to the winding tension control apparatus in the traction winder described in claim 1 or 2, it is characterized in that: on base, be provided with four pressure sensors, four pressure sensors are all connected with control circuit, and dancer is shelved on four pressure sensors by floating bearing bracket.
8. according to the winding tension control apparatus in the traction winder described in claim 1 or 2, it is characterized in that: described wind-up roll is gas expansion shaft.
9. according to the winding tension control apparatus in traction winder according to claim 8, it is characterized in that: described wind-up roll is tile type gas expansion shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510486220.4A CN105084075B (en) | 2015-08-11 | 2015-08-11 | Winding tension adjusting device in traction winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510486220.4A CN105084075B (en) | 2015-08-11 | 2015-08-11 | Winding tension adjusting device in traction winding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105084075A true CN105084075A (en) | 2015-11-25 |
| CN105084075B CN105084075B (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510486220.4A Active CN105084075B (en) | 2015-08-11 | 2015-08-11 | Winding tension adjusting device in traction winding machine |
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| Country | Link |
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| CN (1) | CN105084075B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347080A (en) * | 2015-11-30 | 2016-02-24 | 林英强 | Crease-resist device for adhesive tape winding |
| CN106006146A (en) * | 2016-06-18 | 2016-10-12 | 王金根 | Rewinding machine with surface drive function |
| CN107986060A (en) * | 2017-12-06 | 2018-05-04 | 常德金德新材料科技股份有限公司 | A kind of extrusion coating paper wrap-up and method |
| CN110606399A (en) * | 2019-03-19 | 2019-12-24 | 蚌埠学院 | Wide-width surface tension sensor and tension detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH687618A5 (en) * | 1992-09-26 | 1997-01-15 | Continental Ag | Unwinding for material webs, in particular elastomeric films or coated with elastomeric webs. |
| EP0873959A2 (en) * | 1997-04-22 | 1998-10-28 | Voith Sulzer Papiermaschinen GmbH | Winding machine |
| US6276587B1 (en) * | 1994-11-23 | 2001-08-21 | Sca Hygiene Products Ab | Arrangement for delivering a web of material from a storage reel to a process line, and a unit included in the arrangement |
| CN101195454A (en) * | 2006-12-08 | 2008-06-11 | 上海精翔实业有限公司 | Film tension control method in film production |
| CN201244903Y (en) * | 2008-05-13 | 2009-05-27 | 中山市松德包装机械股份有限公司 | Floating roll apparatus of casting membrane set winding mechanism |
| CN201338886Y (en) * | 2008-12-13 | 2009-11-04 | 山东金宝电子股份有限公司 | Tension control mechanism |
| CN203714929U (en) * | 2014-03-19 | 2014-07-16 | 无锡联威科技有限公司 | Coating machine tension control device |
| CN204980545U (en) * | 2015-08-11 | 2016-01-20 | 张家港市兰航机械有限公司 | Pull rolling tension adjusting device in rolling machine |
-
2015
- 2015-08-11 CN CN201510486220.4A patent/CN105084075B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH687618A5 (en) * | 1992-09-26 | 1997-01-15 | Continental Ag | Unwinding for material webs, in particular elastomeric films or coated with elastomeric webs. |
| US6276587B1 (en) * | 1994-11-23 | 2001-08-21 | Sca Hygiene Products Ab | Arrangement for delivering a web of material from a storage reel to a process line, and a unit included in the arrangement |
| EP0873959A2 (en) * | 1997-04-22 | 1998-10-28 | Voith Sulzer Papiermaschinen GmbH | Winding machine |
| CN101195454A (en) * | 2006-12-08 | 2008-06-11 | 上海精翔实业有限公司 | Film tension control method in film production |
| CN201244903Y (en) * | 2008-05-13 | 2009-05-27 | 中山市松德包装机械股份有限公司 | Floating roll apparatus of casting membrane set winding mechanism |
| CN201338886Y (en) * | 2008-12-13 | 2009-11-04 | 山东金宝电子股份有限公司 | Tension control mechanism |
| CN203714929U (en) * | 2014-03-19 | 2014-07-16 | 无锡联威科技有限公司 | Coating machine tension control device |
| CN204980545U (en) * | 2015-08-11 | 2016-01-20 | 张家港市兰航机械有限公司 | Pull rolling tension adjusting device in rolling machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347080A (en) * | 2015-11-30 | 2016-02-24 | 林英强 | Crease-resist device for adhesive tape winding |
| CN106006146A (en) * | 2016-06-18 | 2016-10-12 | 王金根 | Rewinding machine with surface drive function |
| CN107986060A (en) * | 2017-12-06 | 2018-05-04 | 常德金德新材料科技股份有限公司 | A kind of extrusion coating paper wrap-up and method |
| CN107986060B (en) * | 2017-12-06 | 2019-11-15 | 常德金德新材料科技股份有限公司 | A kind of extrusion coating paper wrap-up and method |
| CN110606399A (en) * | 2019-03-19 | 2019-12-24 | 蚌埠学院 | Wide-width surface tension sensor and tension detection method |
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| Publication number | Publication date |
|---|---|
| CN105084075B (en) | 2017-02-01 |
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