CN208008990U - Chemical fiber crimping machine for plastic reclaimed fiber - Google Patents
Chemical fiber crimping machine for plastic reclaimed fiber Download PDFInfo
- Publication number
- CN208008990U CN208008990U CN201820076055.4U CN201820076055U CN208008990U CN 208008990 U CN208008990 U CN 208008990U CN 201820076055 U CN201820076055 U CN 201820076055U CN 208008990 U CN208008990 U CN 208008990U
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- China
- Prior art keywords
- crimping roller
- channel
- rack
- crimping
- cooling water
- 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.)
- Expired - Fee Related
Links
- 238000002788 crimping Methods 0.000 title claims abstract description 127
- 239000000835 fiber Substances 0.000 title claims abstract description 34
- 239000000126 substance Substances 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 239000000498 cooling water Substances 0.000 claims abstract description 36
- 230000000875 corresponding effect Effects 0.000 claims abstract description 22
- 230000008676 import Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 30
- 238000003825 pressing Methods 0.000 claims description 19
- 238000005057 refrigeration Methods 0.000 claims description 6
- 235000019628 coolness Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model discloses the chemical fiber crimping machine for plastic reclaimed fiber, including rack, rack is equipped with rotatable upper curling roll assembly, lower crimping roller component；Upper curling roll assembly includes the support shaft being rotatably disposed in rack and the upper crimping roller in support shaft；Lower crimping roller component includes being rotatably disposed in rack, driving the rotary shaft and installation lower crimping roller on the rotary shaft of rotation by motor, and crimping roller and lower crimping roller inner wall are all equipped with cooling channel I and cooling channel II for being passed through cooling water on upper crimping roller；On any one crimping roller cooling channel I import with cooling channel II outlet one end of this crimping roller and position it is correspondings, cooling channel I export with cool down channel II import this crimping roller the other end and position it is corresponding；The channel I and cooling channel II that cools down is helical structure.
Description
Technical field
The utility model is prepared for plastic reclaimed fiber, specifically a kind of by fibre bundle deformation, increase tow
Between cohesive force chemical fiber crimping machine.
Background technology
In chemical fibre post-processing stages, to enable chemical fibre to obtain the cohesive force similar with natural fiber, in favor of
Application in weaving needs to be crimped it processing.It is generally divided into hot bath curling and machine crimp according to technique.
The basic principle of machine crimp is to reach that glass transition temperature, thickness are uniform, width is suitable, the tow of tension stability,
It is admitted under the gripping of crimping roller above and below a pair in a closed crimper body, fiber is axially squeezed in this process
Pressure, tow are formed by bending the curling wave of certain density, then obtain required physical characteristic through crimper.The equipment for realizing the above process
It is crimping machine.
Existing crimping machine is primarily present problems with：
（1）Rotation, extruding, generate high temperature when upper and lower crimping roller work, can cause the fiber of roller surface cracking and its gripping
Fracture, therefore, it is necessary to cool down to upper and lower crimping roller；Present crimping roller is hollow shaft, using being passed through cooling water in crimping roller
Cool down, can cause to cool down so uneven, i.e., temperature is relatively low when cooling water has just enter into crimping roller, continues heat exchange, arrives cold
But when water soon walks out crimping roller, temperature potential must higher.It resulting in this way, temperature is inconsistent on crimping roller, influences rolled efficiency,
Make fibrous finished product unstable quality.
（2）In order to adjust the moulding pressure between upper and lower crimping roller, upper crimping roller controls up and down, cylinder control with cylinder
The accuracy of the structure stroke of system is comparatively poor.
Utility model content
The purpose of this utility model is to provide the chemical fiber crimping machines for plastic reclaimed fiber, pass through the knot to crimping roller
Structure designs so that cooling relatively more uniform.
To achieve the goals above, the technical solution that the utility model is taken is as follows：
For the chemical fiber crimping machine of plastic reclaimed fiber, including rack, rack be equipped with rotatable upper curling roll assembly,
Lower crimping roller component；The crimper that doctor blade, lower doctor blade, side plate are constituted is additionally provided in rack；Upper doctor blade, lower doctor blade
Between the curling tank inlet that is formed towards upper curling roll assembly, lower crimping roller component, upper curling roll assembly, upper doctor blade all connect
There is pressing mechanism, roll assembly, the up and down motion of upper doctor blade are crimped in pressing mechanism driving, adjusts separately doctor blade and lower curling
Clearance distance between knife, upper curling roll assembly and lower crimping roller component, upper curling roll assembly include being rotatably disposed in rack
On support shaft and the upper crimping roller in support shaft；Lower crimping roller component includes being rotatably disposed in rack, by electricity
Machine drives the rotary shaft and installation lower crimping roller on the rotary shaft of rotation, and crimping roller and lower crimping roller inner wall be all on upper crimping roller
Equipped with the cooling channel I and cooling channel II for being passed through cooling water；On any one crimping roller cooling channel I into
Mouthful with the outlet of cooling channel II one end of this crimping roller and position it is correspondings, the outlet of cooling channel I and the channel II of cooling down
The other end and position correspondence of the import in this crimping roller；The channel I and cooling channel II that cools down is helical structure；
Pressing mechanism includes that the guiding axis with guide sleeve is equipped in rack, and the spiral shell of pair of nut is connected on guide sleeve
Mother, the screw rod of pair of nut is rotatable to be fixed on the rack, and screw rod is connect by gear set with motor；For driving upper crimping roller
The guide sleeve of pressing mechanism is rotatably connected with support shaft；The guide sleeve of pressing mechanism for driving upper doctor blade and upper curling
Knife connects.
As a kind of optimal technical scheme, import, outlet and the import for the channel II that cools down, the outlet of the channel I that cools down all with
Cooling water tank is connected to, and is passed equipped with refrigeration equipment and for gathered data to control the temperature of refrigeration equipment switch in cooling water tank
Sensor；Cooling water tank includes the swivel plate being arranged on cooling water tank；The both ends of any one crimping roller correspond to cooling water respectively
A swivel plate on case is all equipped on swivel plate with the interface that is connected to inside cooling water tank, the drop on any one crimping roller
The import of warm channel I and the outlet for the channel II that cools down are connected by water pipe with two interfaces on the swivel plate on cooling water tank respectively
It is logical；The outlet of the cooling channel I of any one crimping roller and cooling channel II connect with two on the swivel plate on cooling water tank
Mouth is respectively communicated with.
As a kind of optimal technical scheme, the cooling water tank includes that main water box and 4 are connected to main water box by water pipe
Diversion box, water pump is equipped in main water box；The both ends of upper crimping roller are corresponding respectively, and there are one diversion box, the both ends point of lower crimping roller
It Dui Ying not be there are one diversion box；Above-mentioned swivel plate is located on diversion box；The corresponding diversion box in upper crimping roller both ends is separately mounted to
On the guide sleeve of the connection at support shaft both ends, and the corresponding diversion box in upper crimping roller both ends is equipped with and keeps away what support shaft was avoided
Allow position；In the rack for the connection that the corresponding diversion box in lower crimping roller both ends is separately mounted to rotating shaft terminal, and lower crimping roller
The corresponding diversion box in both ends is equipped with the evacuation position avoided to rotary shaft.
As a kind of optimal technical scheme, gear set includes pitch wheel A and gear B.
As a kind of optimal technical scheme, gear set includes the gear A and gear B connected by chain.
As a kind of optimal technical scheme, swivel plate is line wheel structure；Diversion box is equipped with the circle for fixing rotating panel
Shape installing port.
The utility model compared with prior art, has following advantageous effect：
（1）Pass through the structure design to upper crimping roller and lower crimping roller so that upper crimping roller cools down more with lower crimping roller
Uniformly, ensure that product quality is balanced；
（2）The pressing mechanism of upper crimping roller and upper doctor blade is improved so that when adjustment gap, stroke is easier to control
System is accurate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is upper crimping roller and lower crimping roller internal structure schematic diagram.
Fig. 3 is the structural schematic diagram of swivel plate.
Fig. 4 is the scheme of installation of swivel plate.
Wherein, reference numeral is as follows：1- racks, the upper crimping rollers of 2-, crimping roller under 3-, 4- crimpers, 5- are oriented to
Axis, 6- guide sleeves, 7- screw rods, 8- nuts, 9- motors, the import of 10- cooling channel I, 101- coolings channel I, 102-- coolings
The outlet of channel I, the import of 11- cooling channel II, 111- coolings channel II, 12- swivel plates, 13- diversion boxs, 14- supports
Axis, 15- rotary shafts.
Specific implementation mode
The purpose of the utility model is to overcome the defect of the prior art, the chemical fibre curling for plastic reclaimed fiber is provided
Machine is described in further detail the utility model with reference to embodiment.
Embodiment 1
As shown in Figure 1 and 2, the chemical fiber crimping machine of plastic reclaimed fiber, including rack 1, upper curling roll assembly, last volume are used for
Curved roll component and crimper 4.
Rotary movable is equipped with curling roll assembly and lower crimping roller component in rack 1, and lower crimping roller component includes electricity
The lower crimping roller 3 for following rotation that machine 9 drives the rotary shaft 15 rotated and is set in rotary shaft 15.
The upper volume that upper curling roll assembly includes the support shaft 14 being rotatably disposed in rack 1 and is sleeved in support shaft 14
Curved roll 2.
The guiding mechanism I of curling roll assembly movement in auxiliary is installed in rack 1.Guiding mechanism I includes being mounted on rack 1
On guiding axis 5 and the guide sleeve 6 that is set with thereon.It is rotatably mounted on guide sleeve 6 by support shaft 14 so that entire upper volume
Curved roll component is rotatably disposed in rack 1.
Be also equipped in rack 1 for drive upper curling roll assembly move up and down adjustment its between lower crimping roller component plus
The pressing mechanism I of pressure pressure.
Pressing mechanism I includes 8 pair of nut, motor 9, gear set.The secondary screw rod 7 of nut 8 is vertically rotatable to be fixed on rack 1
On, the secondary nut 8 of nut 8 is connect with guide sleeve 6, and above-mentioned screw rod 7 is connect by gear set with motor 9.Gear set includes suit
Gear A on nut 8 and the gear B being sleeved in 9 shaft of motor.Certainly, gear A is engaged with gear B or is connected by chain.
It is rotated by gear set drive screw rod 7 with motor 9, to control 8 rise and fall of nut, roll assembly is crimped in drive
Rise and fall.
This structure design has following benefit, can design gear A and gear B as needed gear ratio, to convenient
The rotating speed of screw rod 7 is controlled, the stroke that such nut 8 drives upper crimping roller 2 to move can more accurate good control.
In addition to this, upper crimping roller 2 also has structure design same as below with lower crimping roller 3.
The inner wall of upper crimping roller 2 and lower crimping roller 3 is all equipped with cooling channel I10 and cooling channel II11.Any one volume
The import 101 of cooling channel I in curved roll is located at the identical one end of this crimping roller and position pair with the outlet of cooling channel II11
It answers, the outlet 102 for the channel I that cools down is located at the identical other end of crimping roller with the import 111 of cooling channel II and position is corresponding.
Import, the outlet of cooling channel I, import, the outlet of the channel II that cools down all are connected to cooling water tank, circulation temperature lowering.
It is worth illustrating, cooling channel I10 is all helical channel with cooling channel II11, and the two is not done mutually
It disturbs.
The structure design mode of cooling channel I10, the channel II11 that cools down so that the both ends of crimping roller are used as cooling water simultaneously
Cooling channel spiral structure is mixed so that crimping roller surface cooling is uniform in water inlet end and water outlet.
As a kind of optimal technical scheme, refrigeration equipment and temperature inductor are equipped in cooling water tank, when sensing cooling
When the temperature of cycle cooling water is higher in water tank, refrigeration equipment is opened immediately and is cooled down.In this way, cooling water circulation uses,
It economizes on resources.
Lower doctor blade both sides are fixedly connected with side plate, and they are detachably arranged at by fixing pieces such as bolts in rack 1,
It is conveniently adjusted the height of crimper 4.
Upper doctor blade is movably arranged on by guiding mechanism II in rack 1, guiding mechanism II and guiding mechanism I structure phases
Together.The rise and fall under the work of pressing mechanism II of upper doctor blade so that its clearance distance between lower doctor blade is adjustable, and
4 entrance of crimper formed between upper doctor blade and lower doctor blade is towards upper crimping roller 2 and lower crimping roller 3.Pressing mechanism II with
Pressing mechanism I structures are identical.
Embodiment 2
Difference lies in the upper crimping roller 2 passes through guiding mechanism I and two sets of pressing mechanism I to the present embodiment with embodiment 1
Connection, the nut 8 of two sets of pressing mechanism I are connected to 6 both sides of guide sleeve of guiding mechanism I.
The upper doctor blade is connect by guiding mechanism II with two sets of pressing mechanism II, the nut 8 of two sets of pressing mechanism II
It is connected to 6 both sides of guide sleeve of guiding mechanism II.
It is worth illustrating, there are centainly for 5 movable space of guiding axis for guide sleeve 6.
Problems with is mainly considered in the design of the present embodiment：
When the axis of upper crimping roller 2 tilts the problem of, it can be controlled by the motor 9 of two sets of compression system I to leading
It is adjusted to 6 both sides of set, ensures axis horizontal.
Above-mentioned two sets of compression system II are by the adjustment of two motors 9, and positioning sleeve is there are the movable space of locating shaft,
Make the adjustment of two motors 9 so that certain deflection can occur relative to crimping roller for upper doctor blade, be convenient for user from homophony
It is whole.
Embodiment 3
The present embodiment and embodiment 1 difference lies in, since upper crimping roller 2 and lower crimping roller 3 are necessarily in rotation, because
This cooling water tank further includes the swivel plate being arranged on cooling water tank.2 both ends of upper crimping roller are corresponding with swivel plate 12 respectively, respectively
For swivel plate A, swivel plate B；Lower 3 both ends of crimping roller correspond to swivel plate 12, respectively swivel plate C, swivel plate D respectively.
As shown in figure 3, swivel plate is all the swivel plate of line wheel structure.Cooling water tank is equipped with for installing above-mentioned swivel plate
Circular mounting mouth so that swivel plate is caught in circular mounting mouth, and can be rotated in circular mounting mouth.And each swivel plate
On all set that there are two can be with the interface that be connected to inside cooling water tank.
The import 101 of cooling channel I on i.e. upper 2 one end faces of crimping roller, the outlet for the channel II11 that cools down are separately connected
There are two one end of water pipe；Two orifices of swivel plate A on the other end and cooling water tank of two water pipes.Upper crimping roller 2
The import 111 of cooling channel II on another end face, the outlet 102 for the channel I that cools down are connected to one end of two water pipes respectively；
The orifice of swivel plate B on the other end and cooling water tank of this two water pipes.
Lower crimping roller 3 is similarly.
This structure makes, when upper crimping roller 2 rotates, water pipe rotation, water pipe rotation is driven to drive the rotation that it is separately connected
Flap A, swivel plate B, swivel plate C, swivel plate D follow rotation, ensure that each water pipe is connected to cooling water tank, does not hinder to crimp
Roller 2 rotates, while water pipe will not wind to beat and twist substantially.
Embodiment 4
Difference lies in the cooling water tank includes 4 13,4 points of diversion boxs of main water box to the present embodiment with embodiment 3
Water tank 13 is all connected to by water pipe with main water box, and water pump is equipped in main water box.
The both ends of upper crimping roller 2 correspond to two above-mentioned diversion boxs 13, and the both ends of lower crimping roller 3 correspond to two above-mentioned diversion boxs
13。
It is respectively equipped with swivel plate A, swivel plate B on the corresponding diversion box in 2 both ends of upper crimping roller 13.Lower 3 both ends pair of crimping roller
Swivel plate C, swivel plate D are respectively equipped on the diversion box 13 answered.
2 corresponding two diversion boxs 13 of upper crimping roller are separately mounted to leading for the crimping roller corresponding guiding mechanism I in 2 both ends
To on set 6 so that upper 2 corresponding diversion box 13 of crimping roller can follow crimping roller 2 to move.Certainly, upper crimping roller 2 is corresponding
Diversion box 13 is equipped with the evacuation position for avoiding support shaft 14.
3 corresponding two diversion boxs 13 of lower crimping roller are separately mounted in the corresponding rack in 3 both ends of lower crimping roller 1, certainly,
3 corresponding diversion box 13 of lower crimping roller is equipped with the evacuation position for avoiding rotary shaft 15.
In Fig. 3, Fig. 4, evacuation position is not drawn into.
The above-mentioned water pipe for connecting crimping roller 2 and diversion box 13 and lower crimping roller 3 and diversion box 13 is all hard water
Pipe.
Above-listed preferred embodiment has been further described the purpose of this utility model, technical solution and advantage,
It should be understood that the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this practicality
Within novel protection domain.
Claims (6)
1. for the chemical fiber crimping machine of plastic reclaimed fiber, including rack, rack be equipped with rotatable upper curling roll assembly, under
Crimp roll assembly；The crimper that doctor blade, lower doctor blade, side plate are constituted is additionally provided in rack；Upper doctor blade, lower doctor blade it
Between the curling tank inlet that is formed towards upper curling roll assembly, lower crimping roller component, upper curling roll assembly, upper doctor blade are all connected with
Pressing mechanism, pressing mechanism drive curling roll assembly, upper doctor blade to move up and down, adjust separately doctor blade and lower curling
Clearance distance between knife, upper curling roll assembly and lower crimping roller component, which is characterized in that it includes rotatable above to crimp roll assembly
The support shaft being arranged in rack and the upper crimping roller in support shaft；Lower crimping roller component includes being rotatably disposed in machine
Drive the rotary shaft and installation lower crimping roller on the rotary shaft of rotation on frame, by motor, crimping roller and last volume on upper crimping roller
Curved roll inner wall is all equipped with cooling channel I and cooling channel II for being passed through cooling water；Drop on any one crimping roller
The import of warm channel I with cooling channel II outlet one end of this crimping roller and position it is correspondings, cool down channel I outlet and
The other end and position correspondence of the import of cooling channel II in this crimping roller；The channel I and cooling channel II that cools down is spiral knot
Structure；
Pressing mechanism includes that the guiding axis with guide sleeve is equipped in rack, and the nut of pair of nut, spiral shell are connected on guide sleeve
Female secondary screw rod is rotatable to be fixed on the rack, and screw rod is connect by gear set with motor；Pressurization for driving upper crimping roller
The guide sleeve of mechanism is rotatably connected with support shaft；For driving the guide sleeve of the pressing mechanism of upper doctor blade to connect with upper doctor blade
It connects.
2. the chemical fiber crimping machine according to claim 1 for plastic reclaimed fiber, which is characterized in that cooling channel I's
Import, outlet and the import for the channel II that cools down, outlet are all connected to cooling water tank, and refrigeration equipment is equipped in cooling water tank and is used for
Gathered data is to control the temperature sensor of refrigeration equipment switch；Cooling water tank includes the rotation being arranged on cooling water tank
Plate；The both ends of any one crimping roller correspond to a swivel plate on cooling water tank respectively, are all equipped on swivel plate and cooling water
The interface being connected to inside case, the import of cooling channel I and the outlet for the channel II that cools down on any one crimping roller pass through water pipe
It is respectively communicated with two interfaces on the swivel plate on cooling water tank；The outlet of the cooling channel I of any one crimping roller and drop
Warm channel II is respectively communicated with two interfaces on the swivel plate on cooling water tank.
3. the chemical fiber crimping machine according to claim 2 for plastic reclaimed fiber, which is characterized in that the cooling water tank
Including main water box and 4 diversion boxs being connected to by water pipe with main water box, water pump is equipped in main water box；The both ends of upper crimping roller point
Dui Ying not be there are one diversion box, there are one diversion boxs for correspondence respectively at the both ends of lower crimping roller；Above-mentioned swivel plate is located on diversion box；
On the guide sleeve for the connection that the corresponding diversion box in upper crimping roller both ends is separately mounted to support shaft both ends, and upper crimping roller both ends pair
The diversion box answered is equipped with the evacuation position avoided to support shaft；The corresponding diversion box in lower crimping roller both ends is separately mounted to revolve
In the rack of the connection at shaft both ends, and the corresponding diversion box in lower crimping roller both ends is equipped with the relief portion avoided to rotary shaft
Position.
4. the chemical fiber crimping machine according to claim 3 for plastic reclaimed fiber, which is characterized in that gear set includes phase
Intermeshed gear A and gear B.
5. the chemical fiber crimping machine according to claim 3 for plastic reclaimed fiber, which is characterized in that gear set includes logical
Cross the gear A and gear B of chain connection.
6. the chemical fiber crimping machine according to claim 3 for plastic reclaimed fiber, which is characterized in that swivel plate is line wheel
Structure；Diversion box is equipped with the circular mounting mouth for fixing rotating panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820076055.4U CN208008990U (en) | 2018-01-17 | 2018-01-17 | Chemical fiber crimping machine for plastic reclaimed fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820076055.4U CN208008990U (en) | 2018-01-17 | 2018-01-17 | Chemical fiber crimping machine for plastic reclaimed fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208008990U true CN208008990U (en) | 2018-10-26 |
Family
ID=63883900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820076055.4U Expired - Fee Related CN208008990U (en) | 2018-01-17 | 2018-01-17 | Chemical fiber crimping machine for plastic reclaimed fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208008990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541002A (en) * | 2022-04-27 | 2022-05-27 | 南通新鸿嘉纺织科技有限公司 | Chemical fiber tow crimping device |
| CN114703571A (en) * | 2022-03-24 | 2022-07-05 | 韦庆严 | Textile fiber crimping method |
-
2018
- 2018-01-17 CN CN201820076055.4U patent/CN208008990U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114703571A (en) * | 2022-03-24 | 2022-07-05 | 韦庆严 | Textile fiber crimping method |
| CN114541002A (en) * | 2022-04-27 | 2022-05-27 | 南通新鸿嘉纺织科技有限公司 | Chemical fiber tow crimping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |