CN110395608B - Coiling mechanism of lead frame electroplating production line - Google Patents
Coiling mechanism of lead frame electroplating production line Download PDFInfo
- Publication number
- CN110395608B CN110395608B CN201910700691.9A CN201910700691A CN110395608B CN 110395608 B CN110395608 B CN 110395608B CN 201910700691 A CN201910700691 A CN 201910700691A CN 110395608 B CN110395608 B CN 110395608B
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- Prior art keywords
- winding
- shaft
- adjusting
- lead frame
- frame
- 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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- 238000009713 electroplating Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 title claims description 5
- 238000004804 winding Methods 0.000 claims abstract description 52
- 238000007599 discharging Methods 0.000 claims abstract description 44
- 239000011265 semifinished product Substances 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 31
- 230000007704 transition Effects 0.000 claims description 4
- 239000002985 plastic film Substances 0.000 claims 1
- 229920006255 plastic film Polymers 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
Abstract
The invention relates to a winding device for a lead frame electroplating production line, which comprises a frame (1), wherein two first supporting frames (2) are arranged at the top of the right end of the frame (1), winding disks (3) are arranged at the outer sides of the first supporting frames (2), PP film discharging elastic devices (4) are arranged at the tops of the first supporting frames (2), PP film discharging trays (5) are arranged on the PP film discharging elastic devices (4) in a penetrating mode, PP film breakage detection sensors (6) are arranged between the PP film discharging trays (5) and the winding disks (3), steering wheels (7) are arranged at the lower left sides of the winding disks (3), two limiting devices (8) are arranged at the right sides of the steering wheels (7), and lead frame semi-finished product breakage detection sensors (9) are arranged between the limiting devices (8). The invention discloses a winding device for a lead frame electroplating production line, which can solve the problem that scraps are generated by mutual friction between an existing PP film and a supporting rod to pollute the lead frame.
Description
Technical Field
The invention relates to a winding device for a lead frame electroplating production line, and belongs to the technical field of lead frame production equipment.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electric connection between an internal circuit leading-out end of the chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electric loop, plays a role of a bridge connected with an external lead, and is an important basic material in the electronic information industry because the lead frame is needed to be used in most of semiconductor integrated blocks.
The manufacturing method of the lead frame disclosed in the patent CN 102983083B mainly comprises the following steps:
a) And (3) stamping: taking a copper alloy sheet, and stamping through a male die and a female die of a blanking die to form a semi-finished product of the lead frame;
b) Electroplating: the semi-finished product of the lead frame is processed as follows: pre-silvering, silvering and desilvering;
c) And (3) forming: slicing and molding the electroplated lead frame semi-finished product. The lead frame of the invention has better mechanical property and electrothermal property.
At present, after the electroplating of the lead frame in the step B) is completed, a winding process is required to be carried out on the strip-shaped lead frame semi-finished product so as to transport the lead frame semi-finished product to the next station, the process needs to separate the strip-shaped lead frame semi-finished products of two adjacent layers by utilizing a PP film, the discharging tightness of the PP film cannot be adjusted by a PP film discharging device used in the current electroplating material receiving area, the lead frame semi-finished product cannot be tightened, the lead frame semi-finished product is deformed and scrapped, and powdery scraps are easily generated between the PP film inner ring and the supporting rod due to displacement friction and fall on the lead frame semi-finished product, so that the product is polluted.
Disclosure of Invention
The invention aims to solve the technical problem of providing a winding device of a lead frame electroplating production line aiming at the prior art, which can solve the problem that a semi-finished product of a lead frame is polluted by friction scraps due to easy friction between an inner ring of a PP film and a supporting rod of the existing PP film discharging device.
The invention solves the problems by adopting the following technical scheme: the utility model provides a lead frame electroplates production line coiling mechanism, it includes the frame, dislocation is provided with two first support frames around the frame right-hand member top, the outside of first support frame all is provided with the rolling dish, first support frame top is provided with PP membrane blowing elastic device, wear to be equipped with the PP membrane blowing dish on the PP membrane blowing elastic device, be provided with the broken detection sensor of PP membrane between PP membrane blowing dish and the rolling dish, rolling dish left side below is provided with the steering wheel, the steering wheel right-hand stop device that is provided with about parallel arrangement, be provided with lead frame semi-manufactured goods fracture detection sensor between the stop device.
Preferably, four adjustable foot pads are arranged at four corners of the bottom of the frame, each adjustable foot pad comprises an adjusting screw, the adjusting screw is in threaded fit with the bottom of the frame, an adjusting sheet is arranged at the other end of each adjusting screw, the adjusting sheet is arranged on the ground, and the adjustable foot pads are used for adjusting leveling of the frame.
Preferably, a winding shaft is arranged in the winding disc in a penetrating manner, one end of the winding shaft is provided with a winding motor, the other end of the winding shaft is provided with a winding shaft end cover, a first adjusting nut is arranged on the winding shaft end cover, and the adjusting nut is used for adjusting the tightness of the winding disc.
Preferably, the PP film discharging elastic apparatus comprises a discharging shaft, one end of the discharging shaft is provided with a discharging shaft end cover, a second adjusting nut is arranged on the discharging shaft end cover, the second adjusting nut is used for adjusting the tightness of the discharging shaft and the first supporting frame, and the other end of the discharging shaft is provided with an adjusting device for adjusting the tightness of the PP film discharging.
Preferably, the adjusting device comprises a housing, the hollow structure is arranged in the housing, the hollow structure sequentially comprises a first bearing installation area, a shaft sleeve installation area and a second bearing installation area from outside to inside, a conical transition area is arranged between the first bearing installation area and the shaft sleeve installation area, the shaft sleeve installation area is directly connected with the second bearing installation area, a conical roller bearing is arranged in the first bearing installation area in a penetrating manner, an adjusting shaft sleeve is arranged in the shaft sleeve installation area in a penetrating manner, a conventional ball bearing is arranged in the second bearing installation area in a penetrating manner, a spring is arranged outside the conical roller bearing, a gasket is arranged outside the spring, a third adjusting nut is arranged outside the gasket, a threaded hole is formed in the housing, and an adjusting knob is arranged on the threaded hole.
Preferably, the PP film breakage detection sensor and the lead frame semi-finished product breakage detection sensor are both positioned on a control loop, and the control loop can control the starting and stopping actions of the winding motor.
Preferably, a steering shaft is arranged in the steering wheel in a penetrating way, one end of the steering shaft is fixed on the frame, and a fourth adjusting nut is arranged at the other end of the steering shaft and used for adjusting the distance between the steering wheel and the frame.
Preferably, the limiting device comprises a limiting frame, a first clamping groove is formed in the bottom surface of the limiting frame, vertical round rods parallel to each other in the front-back direction are arranged on the first clamping groove, a fifth adjusting nut is arranged at the bottom of each vertical round rod and used for fixing the position of each vertical round rod on the first clamping groove, a second clamping groove is formed in the vertical surface of the limiting frame, horizontal round rods parallel to each other in the top-bottom direction are arranged on the second clamping groove, a sixth adjusting nut is arranged at the rear end of each horizontal round rod, and the sixth adjusting nut is used for fixing the position of each horizontal round rod on the second clamping groove.
Compared with the prior art, the invention has the advantages that:
according to the winding device for the lead frame electroplating production line, the supporting rods and the PP film rotate synchronously, so that the problem that scraps are generated by mutual friction between the PP film and the supporting rods is avoided, and the problem that scraps pollute semi-finished lead frames is avoided.
The winding device for the lead frame electroplating production line is simple in mechanism and convenient to operate, improves the discharging tension of the PP film, improves the material receiving effect of the semi-finished product of the lead frame, and avoids the problem of deformation of the semi-finished product of the lead frame caused by loose material receiving of the PP film.
Drawings
Fig. 1 is a schematic structural view of a winding device for a lead frame electroplating production line.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a three-dimensional view of fig. 1.
Fig. 4 is a three-dimensional view of another state of fig. 1.
Fig. 5 is an enlarged view of a portion of the wrap-around shaft end cap end of fig. 1.
Fig. 6 is an enlarged view of a portion of the end cap end of the blanking axle of fig. 1.
Fig. 7 is an exploded view of the adjustment device of fig. 1.
Fig. 8 is a cross-sectional view of the housing of fig. 7.
Fig. 9 is a cross-sectional view of the adjustment device of fig. 1.
Fig. 10 is a perspective view of the stopper of fig. 1.
Wherein:
rack 1
First support frame 2
Reel 3
PP film discharging and loosening device 4
PP film feeding tray 5
PP film breakage detection sensor 6
Steering wheel 7
Limiting device 8
Lead frame semi-finished product fracture detection sensor 9
Adjustable foot pad 1.1
Adjusting screw 1.1.1
Regulating plate 1.1.2
Winding shaft 3.1
Winding motor 3.2
Reel end cap 3.3
First adjusting nut 3.4
Discharging shaft 4.1
Discharging shaft end cover 4.2
Second adjusting nut 4.3
Adjusting device 4.4
Housing 4.4.1
First bearing mounting area 4.4.2
Shaft sleeve mounting area 4.4.3
Second bearing mounting area 4.4.4
Tapered transition zone 4.4.5
Tapered roller bearing 4.4.6
Adjusting sleeve 4.4.7
Conventional ball bearings 4.4.8
Spring 4.4.9
Gasket 4.4.10
Third adjusting nut 4.4.11
Threaded hole 4.4.12
Adjusting knob 4.4.13
Steering shaft 7.1
Fourth adjusting nut 7.2
Spacing frame 8.1
First clamping groove 8.2
Vertical round stick 8.3
Fifth adjusting nut 8.4
Second clamping groove 8.5
Horizontal round stick 8.6
Sixth adjusting nut 8.7
Lead frame semi-finished product 10
PP film 11
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 10, a winding device of a lead frame electroplating production line in the embodiment comprises a frame 1, wherein two first supporting frames 2 are arranged at the top of the right end of the frame 1 in a front-back staggered manner, winding discs 3 are arranged on the outer sides of the first supporting frames 2, a PP film discharging elastic device 4 is arranged at the top of the first supporting frames 2, a PP film discharging disc 5 is arranged on the PP film discharging elastic device 4 in a penetrating manner, a PP film breakage detection sensor 6 is arranged between the PP film discharging disc 5 and the winding discs 3, a steering wheel 7 is arranged at the left lower part of the winding discs 3, two limiting devices 8 which are arranged in parallel left and right are arranged at the right part of the steering wheel 7, and a lead frame semi-finished product breakage detection sensor 9 is arranged between the limiting devices 8;
four adjustable foot pads 1.1 are arranged at four corners of the bottom of the machine frame 1, the adjustable foot pads 1.1 comprise adjusting screws 1.1.1, the adjusting screws 1.1.1 are in threaded fit with the bottom of the machine frame 1, adjusting pieces 1.1.2 are arranged at the other ends of the adjusting screws, the adjusting gaskets 1.1.2 are arranged on the ground, and the adjustable foot pads 1.1 are used for adjusting leveling of the machine frame 1;
a winding shaft 3.1 is arranged in the winding disc 3 in a penetrating manner, one end of the winding shaft 3.1 is provided with a winding motor 3.2, the other end of the winding shaft 3.1 is provided with a winding shaft end cover 3.3, the winding shaft end cover 3.3 is provided with a first adjusting nut 3.4, and the adjusting nut 3.4 is used for adjusting the tightness of the winding disc 3;
the PP film discharging and loosening device 4 comprises a discharging shaft 4.1, one end of the discharging shaft 4.1 is provided with a discharging shaft end cover 4.2, a second adjusting nut 4.3 is arranged on the discharging shaft end cover 4.2, the second adjusting nut 4.3 is used for adjusting the tightness between the discharging shaft 4.1 and the first supporting frame 2, and the other end of the discharging shaft 4.1 is provided with an adjusting device 4.4, and the adjusting device 4.4 is used for adjusting the tightness of discharging the PP film;
the adjusting device 4.4 comprises a shell 4.4.1, wherein the shell 4.4.1 is internally provided with a hollow structure, the hollow structure sequentially comprises a first bearing installation area 4.4.2, a shaft sleeve installation area 4.4.3 and a second bearing installation area 4.4.4 from outside to inside, a conical transition area 4.4.5 is arranged between the first bearing installation area 4.4.2 and the shaft sleeve installation area 4.4.3, the shaft sleeve installation area 4.4.3 and the second bearing installation area 4.4.4 are directly connected, a conical roller bearing 4.4.6 is arranged in the first bearing installation area 4.4.2 in a penetrating manner, an adjusting shaft sleeve 4.4.7 is arranged in the shaft sleeve installation area 4.4.3 in a penetrating manner, a conventional ball bearing 4.4.8 is arranged in the second bearing installation area 4.4 in a penetrating manner, a spring 4.4.9 is arranged outside the conical roller bearing 4.4.4.6, a gasket 4.10 is arranged outside the spring 4.9, a threaded hole 4.4.12.12 is arranged on the outer side of the shell 4.4.4.4.4.4.4;
the PP film breakage detection sensor 6 and the lead frame semi-finished product breakage detection sensor 9 are both positioned on a control loop, and the control loop can control the starting and stopping actions of the winding motor 3.2;
a steering shaft 7.1 is arranged in the steering wheel 7 in a penetrating way, one end of the steering shaft 7.1 is fixed on the frame 1, a fourth adjusting nut 7.2 is arranged at the other end of the steering shaft, and the fourth adjusting nut 7.3 is used for adjusting the distance between the steering wheel 7 and the frame 1;
the limiting device 8 comprises a limiting frame 8.1, a first clamping groove 8.2 is formed in the bottom surface of the limiting frame 8.1, vertical round rods 8.3 which are parallel front and back are arranged on the first clamping groove 8.2, fifth adjusting nuts 8.4 are arranged at the bottoms of the vertical round rods 8.3 and used for fixing the positions of the vertical round rods 8.3 on the first clamping groove 8.2, second clamping grooves 8.5 are formed in the vertical surface of the limiting frame 8.1, horizontal round rods 8.6 which are parallel up and down are arranged on the second clamping grooves 8.5, sixth adjusting nuts 8.7 are arranged at the rear ends of the horizontal round rods 8.6, and the sixth adjusting nuts 8.7 are used for fixing the positions of the horizontal round rods 8.6 on the second clamping grooves 8.5.
Working principle:
after the lead frame electroplating is completed, the semi-finished product of the lead frame enters a first limiting device, sequentially enters a vertical round stick and a horizontal round stick, reaches a lead frame semi-finished product fracture detection sensor, and is used for detecting whether the lead frame semi-finished product is broken or not.
In the installation process of the PP film, firstly, the conical roller bearing is extruded through the third adjusting nut, the friction force is increased, the tension of the PP film is primarily and roughly adjusted, then, the adjusting shaft sleeve is extruded through the adjusting knob, the tension of the PP film is finely adjusted, and the PP film and the discharging shaft synchronously rotate at the same angular speed.
And the PP film is discharged from the PP film discharging disc and passes through the PP film breakage detection sensor, if the PP film breakage detection sensor is disconnected, the control loop is powered on, the alarm gives an alarm, the winding motor is powered off to stop working, if the PP film breakage detection sensor is not disconnected, the control loop is powered off, the winding motor works normally, and then the PP film breakage detection sensor and the semi-finished product of the lead frame are wound into the receiving disc together at the same linear speed.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present invention.
Claims (4)
1. A coiling mechanism of lead frame electroplating production line, its characterized in that: the novel plastic film winding machine comprises a frame (1), two first supporting frames (2) are arranged at the top of the right end of the frame (1) in a front-back staggered mode, winding disks (3) are arranged on the outer sides of the first supporting frames (2), PP film discharging elastic devices (4) are arranged at the tops of the first supporting frames (2), PP film discharging trays (5) are arranged on the PP film discharging elastic devices (4) in a penetrating mode, PP film breakage detection sensors (6) are arranged between the PP film discharging trays (5) and the winding disks (3), steering disks (7) are arranged at the lower left side of the winding disks (3), two limiting devices (8) which are arranged in parallel are arranged at the right side of the steering disks (7), and lead frame semi-finished product breakage detection sensors (9) are arranged between the limiting devices (8);
the PP film discharging and loosening device (4) comprises a discharging shaft (4.1), a discharging shaft end cover (4.2) is arranged at one end of the discharging shaft (4.1), a second adjusting nut (4.3) is arranged on the discharging shaft end cover (4.2), the second adjusting nut (4.3) is used for adjusting the tightness of the discharging shaft (4.1) and the first supporting frame (2), and an adjusting device (4.4) is arranged at the other end of the discharging shaft (4.1);
the adjusting device (4.4) comprises a shell (4.4.1), wherein the shell (4.4.1) is internally provided with a hollow structure, the hollow structure sequentially comprises a first bearing installation area (4.4.2), a shaft sleeve installation area (4.4.3) and a second bearing installation area (4.4.4) from outside to inside, a conical transition area (4.4.5) is arranged between the first bearing installation area (4.4.2) and the shaft sleeve installation area (4.4.3), the shaft sleeve installation area (4.4.3) and the second bearing installation area (4.4.4) are directly connected, a conical roller bearing (4.4.6) is arranged in the first bearing installation area (4.4.2) in a penetrating manner, an adjusting shaft sleeve (4.4.7) is arranged in the shaft sleeve installation area (4.4.3) in a penetrating manner, a conventional ball bearing (4.4.8) is arranged in the second bearing installation area (4.4.4.4), a conical roller bearing (4.6) is arranged in the shaft sleeve installation area, a spring (4.4.4.4.4.6) is provided with a threaded hole (4.4.4.4.4.6), and a third threaded hole (4.4.4.4.4.4.4.4) is arranged on the outer side of the shell (4.4.4.4.4.4.4.4.2);
the PP film breakage detection sensor (6) and the lead frame semi-finished product breakage detection sensor (9) are both positioned on a control loop, and the control loop can control the starting and stopping actions of the winding motor (3.2);
stop device (8) are including spacing frame (8.1), spacing frame (8.1) bottom surface is provided with first draw-in groove (8.2), be provided with vertical round rod (8.3) of front and back parallel on first draw-in groove (8.2), vertical round rod (8.3) bottom is provided with fifth adjusting nut (8.4), spacing frame (8.1) vertical face is provided with second draw-in groove (8.5), be provided with horizontal round rod (8.6) of parallel from top to bottom on second draw-in groove (8.5), horizontal round rod (8.6) rear end is provided with sixth adjusting nut (8.7).
2. The lead frame electroplating line winding device according to claim 1, wherein: four adjustable foot pads (1.1) are arranged at four corners of the bottom of the frame (1), each adjustable foot pad (1.1) comprises an adjusting screw (1.1.1), each adjusting screw (1.1.1) is in threaded fit with the bottom of the frame (1), an adjusting gasket (1.1.2) is arranged at the other end of each adjusting screw, and each adjusting gasket (1.1.2) is arranged on the ground.
3. The lead frame electroplating line winding device according to claim 1, wherein: the winding disc (3) is internally provided with a winding shaft (3.1) in a penetrating mode, one end of the winding shaft (3.1) is provided with a winding motor (3.2), the other end of the winding shaft (3.1) is provided with a winding shaft end cover (3.3), and the winding shaft end cover (3.3) is provided with a first adjusting nut (3.4).
4. The lead frame electroplating line winding device according to claim 1, wherein: steering shaft (7.1) wears to adorn in steering wheel (7) steering shaft (7.1) one end is fixed in frame (1), is provided with fourth adjusting nut (7.2) on the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700691.9A CN110395608B (en) | 2019-07-31 | 2019-07-31 | Coiling mechanism of lead frame electroplating production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700691.9A CN110395608B (en) | 2019-07-31 | 2019-07-31 | Coiling mechanism of lead frame electroplating production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110395608A CN110395608A (en) | 2019-11-01 |
| CN110395608B true CN110395608B (en) | 2023-10-31 |
Family
ID=68326934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910700691.9A Active CN110395608B (en) | 2019-07-31 | 2019-07-31 | Coiling mechanism of lead frame electroplating production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110395608B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0041743A2 (en) * | 1979-09-18 | 1981-12-16 | FOCKE & CO. | Means for controlling the position of a moving web, particularly a roll support |
| CN1221700A (en) * | 1997-09-19 | 1999-07-07 | 株式会社汤山制作所 | Device for adjusting tension applied to sheet |
| DE10106945A1 (en) * | 2001-02-15 | 2002-08-22 | Heidelberger Druckmasch Ag | Guiding and gripping device for transporter belts has individual belt strings formed by endless transporter belt passing over diverting heads |
| US6464163B1 (en) * | 1997-12-04 | 2002-10-15 | Metso Paper, Inc. | Method and device in a paper machine, coating machine, intermediate winder, unwind stand of a slitter-winder, or in any other device for treatment of a web |
| CN102807136A (en) * | 2012-08-23 | 2012-12-05 | 东北林业大学 | Fiber tension control system and method with broken yarn detection function |
| CN106672666A (en) * | 2016-08-15 | 2017-05-17 | 湖北华威科智能股份有限公司 | Multiple-thermal-insulation-belt synchronous winding and feeding device used for RFID label thermocompression curing |
| CN108946254A (en) * | 2018-07-23 | 2018-12-07 | 江苏彩虹新材料有限公司 | A kind of film take-up |
-
2019
- 2019-07-31 CN CN201910700691.9A patent/CN110395608B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0041743A2 (en) * | 1979-09-18 | 1981-12-16 | FOCKE & CO. | Means for controlling the position of a moving web, particularly a roll support |
| CN1221700A (en) * | 1997-09-19 | 1999-07-07 | 株式会社汤山制作所 | Device for adjusting tension applied to sheet |
| US6464163B1 (en) * | 1997-12-04 | 2002-10-15 | Metso Paper, Inc. | Method and device in a paper machine, coating machine, intermediate winder, unwind stand of a slitter-winder, or in any other device for treatment of a web |
| DE10106945A1 (en) * | 2001-02-15 | 2002-08-22 | Heidelberger Druckmasch Ag | Guiding and gripping device for transporter belts has individual belt strings formed by endless transporter belt passing over diverting heads |
| CN102807136A (en) * | 2012-08-23 | 2012-12-05 | 东北林业大学 | Fiber tension control system and method with broken yarn detection function |
| CN106672666A (en) * | 2016-08-15 | 2017-05-17 | 湖北华威科智能股份有限公司 | Multiple-thermal-insulation-belt synchronous winding and feeding device used for RFID label thermocompression curing |
| CN108946254A (en) * | 2018-07-23 | 2018-12-07 | 江苏彩虹新材料有限公司 | A kind of film take-up |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110395608A (en) | 2019-11-01 |
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