CN117265733A - Drafting mechanism for PTFE short fiber production and processing - Google Patents
Drafting mechanism for PTFE short fiber production and processing Download PDFInfo
- Publication number
- CN117265733A CN117265733A CN202311322533.7A CN202311322533A CN117265733A CN 117265733 A CN117265733 A CN 117265733A CN 202311322533 A CN202311322533 A CN 202311322533A CN 117265733 A CN117265733 A CN 117265733A
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- rod
- roller
- short fibers
- lifting
- block
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- 230000007246 mechanism Effects 0.000 title claims abstract description 56
- 238000012545 processing Methods 0.000 title claims abstract description 23
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 19
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 19
- 238000007380 fibre production Methods 0.000 title claims abstract description 5
- 239000000835 fiber Substances 0.000 claims abstract description 71
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/225—Mechanical characteristics of stretching apparatus
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/227—Control of the stretching tension; Localisation of the stretching neck; Draw-pins
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention belongs to the technical field of short fiber processing and utilization, in particular to a drafting mechanism for PTFE short fiber production and processing, which comprises the following components: a traction frame; the driving roller is connected to the traction frame and is connected with a plurality of driving wheels for conveying the short fibers; the guide roller and the tensioning roller are respectively arranged at two sides of the driving roller, and the short fibers respectively bypass from the upper part of the guide roller and the lower part of the driving wheel; the surface of the tensioning roller is connected with a plurality of lifting rods capable of moving up and down along the length direction of the tensioning roller, the lifting rods are connected with first guide wheels, the heights of the first guide wheels and the guide rollers are equal to the heights of driving wheels, the two sides of the tensioning roller are symmetrically connected with a plurality of rotatable rotating rods, the rotating rods are correspondingly matched with the lifting rods, and the rotating rods are connected with second guide wheels; according to the invention, the protection mechanism is arranged on the fixing plate, so that when the short fiber yarn is overtightened, the short fiber yarn is instantly changed into a loose state from a tensioning state by the protection mechanism, and the purpose of protecting the yarn is achieved.
Description
Technical Field
The invention relates to the technical field of short fiber processing equipment, in particular to a drafting mechanism for producing and processing PTFE short fibers.
Background
The woven fabric is also called non-woven fabric, and is formed by only orienting or randomly arranging woven short fibers or filaments to form a fiber web structure and then reinforcing the fiber web structure by adopting mechanical, thermal bonding or chemical methods. The spinning part is formed by processing a staple fiber yarn, and the melt spinning process mainly comprises the following steps: forming a melt trickle by ocular pressure of the melt through a spinneret plate; the melt stream is elongated and attenuated and cooled to solidify. The solid yarn is oiled and wound, and has the characteristics of high winding speed, no need of solvent or precipitant, simple equipment and short process flow.
However, the short fiber silk thread is in a suspended state in the conveying process, if the distance between conveying rollers is too long, because the lubrication degree of each conveying roller is not timely and the rotation speed is different after the equipment is used for a long time, the phenomenon that the silk thread is loosened or tightened in the conveying process is caused, the tension degree of spinning cannot be adjusted in the traction process by the traction equipment, the problem of spinning stretch-break can occur in the winding process of winding a winding drum, and the processing efficiency of the short fiber is affected because the silk thread needs to be wound again after the silk thread is broken.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a drafting mechanism for producing and processing PTFE short fibers, which can instantly convert the short fibers into a relaxed state by arranging a protection mechanism and can solve the problem of breakage caused by too tight short fiber threads.
In order to achieve the technical purpose, the specific technical scheme of the invention is as follows, and the drafting mechanism for producing and processing PTFE short fibers provided by the invention comprises the following components: a traction frame; the driving roller is connected to the traction frame and is connected with a plurality of driving wheels for conveying the short fibers; the guide roller and the tensioning roller are respectively arranged at two sides of the driving roller, and the short fibers respectively bypass from the upper part of the guide roller and the lower part of the driving wheel; the surface of the tensioning roller is connected with a plurality of lifting rods capable of moving up and down along the length direction of the tensioning roller, the lifting rods are connected with first guide wheels, the first guide wheels are arranged above the tensioning roller, the heights of the first guide wheels and the guide rollers are equal to the heights of driving wheels, the two sides of the tensioning roller are symmetrically connected with a plurality of rotatable rotating rods, the rotating rods are correspondingly matched with the lifting rods, the rotating rods are connected with second guide wheels, and short fibers bypass the first guide wheels and the two second guide wheels respectively and are distributed on the tensioning roller in a triangular shape.
As a preferable technical scheme of the invention, a fixed plate is arranged below the tensioning roller and fixedly connected with the traction frame, a plurality of sliding blocks capable of moving up and down are connected to the fixed plate in a sliding manner, sliding holes which are connected with the sliding blocks in a sliding manner are formed in the fixed plate, connecting rods are respectively connected between the sliding blocks and the two corresponding rotating rods in a rotating manner, and the sliding blocks drive the two rotating rods to rotate during sliding, so that the tension of the short fibers is adjusted.
As a preferable technical scheme of the invention, the lifting rod is fixedly connected with a penetrating rod which extends to the lower part of the tensioning roller, and the sliding block is fixedly connected with a bracket which is fixedly connected with the lower end of the penetrating rod; when the tension of the short fiber is too high, the two rotating rods are driven to mutually approach and rotate, the sliding block is driven to slide downwards, and the sliding block drives the lifting rod to move downwards, so that the length of the short fiber wound on the tensioning roller is shortened; and the lifting rod descends to enable the height of the first guide wheel to be lower than that of the driving wheel.
As a preferable technical scheme of the invention, the fixing plate is fixedly connected with a protection mechanism for preventing the short fiber from being broken due to overtightening, and the protection mechanism is connected with the sliding block and is arranged below the sliding block.
As a preferred embodiment of the present invention, the protection mechanism includes: the connecting seat is fixedly connected to the surface of the fixing plate; the lifting block is connected to the connecting seat in a sliding manner and can move up and down; the connecting seat is provided with a chute which is in sliding connection with the lifting block, and an elastic component is connected between the lifting block and the sliding block.
As a preferable technical scheme of the invention, the surface of the connecting seat is rotationally connected with a supporting rod, a pull rod is rotationally connected between the supporting rod and the lifting block, and an elastic mechanism is connected between the supporting rod and the surface of the connecting seat; when the support rod rotates to an upward inclined state, the elastic mechanism applies upward elastic force to the support rod; when the supporting rod rotates to an inclined downward state, the elastic mechanism applies downward elastic force to the supporting rod, and at the moment, the sliding block drives the lifting rod to move to the lowest position, and the corresponding short fibers are in a loose state.
As a preferred embodiment of the present invention, the elastic assembly includes: the sleeve is movably connected to the surface of the sleeve, and the surface of the sleeve is connected with a cylindrical spring.
As a preferred technical solution of the present invention, the elastic mechanism includes: the first rotating block is rotationally connected to the surface of the connecting seat; the second rotating block is rotationally connected to the surface of the supporting rod; and a telescopic rod is fixedly connected between the first rotating block and the second rotating block, and the surface of the telescopic rod is connected with a compression spring.
As a preferable technical scheme of the invention, the surface of the connecting seat is provided with a stop block for limiting one side of the supporting rod.
The beneficial effects of the invention are as follows:
1. according to the invention, the protection mechanism is arranged on the fixing plate, the connecting seat and the supporting rod are arranged on the protection mechanism, the elastic mechanism is connected between the supporting rod and the connecting seat, when the short fiber silk thread is overtightened, the lifting rod is driven to descend, the sliding block is driven to descend, the supporting rod is converted from an inclined upward state to an inclined downward state by matching with the elasticity of the elastic mechanism, and therefore the short fiber silk thread is instantly converted into a loose state from a tensioning state, and the purpose of protecting the silk thread is achieved.
2. According to the invention, the lifting rod capable of lifting is connected to the tensioning roller, the lifting rod is connected to the first guide wheel, when the short fiber silk thread is overtightened due to equipment failure, the tension of the silk thread drives the lifting rod to descend, so that the height of the first guide wheel is lower than that of the driving roller, the short fiber silk thread is separated from the driving wheel, the driving wheel cannot continuously drive the silk thread to be conveyed, and the silk thread is reset after the equipment is inspected by a technician, so that the broken thread condition of the silk thread is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a drawing mechanism for producing and processing PTFE staple fibers according to the present invention.
Fig. 2 is a schematic front view of a drawing mechanism for producing and processing PTFE staple fibers according to the present invention.
Fig. 3 is a schematic bottom view of a drawing mechanism for producing and processing PTFE staple fibers according to the present invention.
Fig. 4 is a schematic diagram showing the connection of the tension roller and the protection mechanism according to the present invention.
Fig. 5 is a schematic front view of the tension roller according to the present invention.
Fig. 6 is a schematic structural diagram of a protection mechanism according to the present invention.
Fig. 7 is a schematic front view of a protection mechanism according to the present invention.
Fig. 8 is a schematic structural diagram of an elastic mechanism according to the present invention.
In the figure: 1. a traction frame; 2. a driving roller; 21. a driving wheel; 3. a guide roller; 4. a tension roller; 41. a lifting rod; 42. a first guide wheel; 43. a rotating lever; 44. a second guide wheel; 45. a penetrating rod; 5. a fixing plate; 51. a slide hole; 6. a protection mechanism; 61. a connecting seat; 62. a lifting block; 63. a chute; 64. an elastic component; 641. a sleeve; 642. a loop bar; 643. a cylindrical spring; 65. an elastic mechanism; 651. a first rotating block; 652. a second rotating block; 653. a telescopic rod; 654. a compression spring; 66. a support rod; 67. a pull rod; 68. a stop block; 7. a slide block; 8. a connecting rod; 9. and (3) a bracket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
The embodiment discloses a PTFE short fiber production and processing drafting mechanism, as shown in fig. 1-5, comprising: a traction frame 1; the driving roller 2 can be driven by a driving motor, the driving roller 2 is connected to the traction frame 1, and a plurality of driving wheels 21 for conveying short fibers are connected to the driving roller 2; the guide roller 3 and the tensioning roller 4 are respectively arranged at two sides of the driving roller 2, and the short fibers respectively bypass from the upper part of the guide roller 3 and the lower part of the driving wheel 21; the surface of the tensioning roller 4 is connected with a plurality of lifting rods 41 which can move up and down along the length direction, the number of the lifting rods 41 corresponds to the number of the short fibers one by one, the lifting rods 41 are connected with first guide wheels 42, the first guide wheels 42 are arranged above the tensioning roller 4, and during normal traction, the heights of the first guide wheels 42 and the guide rollers 3 are higher than the height of the driving wheel 21, so that the length of the short fibers wound on the driving wheel 21 is increased, and the short fibers can be driven to be conveyed when the driving wheel 21 rotates; when the lifting rod 41 descends, the first guide wheel 42 is lower than the driving wheel 21, a plurality of rotatable rotating rods 43 are symmetrically connected to two sides of the tensioning roller 4, the rotating rods 43 are correspondingly matched with the lifting rod 41, the rotating rods 43 are connected with second guide wheels 44, after the short fiber bypasses the driving wheel 21, the short fiber bypasses the first guide wheel 42 and the two second guide wheels 44 respectively and is distributed on the tensioning roller 4 in a triangular shape, and finally the short fiber is led out from the first guide wheel 42 again.
As shown in fig. 4-5, a fixed plate 5 is arranged below the tensioning roller 4, the fixed plate 5 is fixedly connected with the traction frame 1, a plurality of sliding blocks 7 capable of moving up and down are slidably connected on the fixed plate 5, the number of the sliding blocks 7 corresponds to the number of the lifting rods 41 one by one, sliding holes 51 which are slidably connected with the sliding blocks 7 are formed in the fixed plate 5, and a connecting rod 8 is rotatably connected between the sliding blocks 7 and the two corresponding rotating rods 43; and the lifting rod 41 is fixedly connected with a penetrating rod 45, the penetrating rod 45 extends to the lower side of the tensioning roller 4, the sliding block 7 is fixedly connected with a bracket 9, and the bracket 9 is fixedly connected with the lower end of the penetrating rod 45.
In the implementation process, when the short fiber is tightened due to the failure of the equipment, the tension applied to the short fiber is larger, so that the two rotating rods 43 are driven to rotate close to each other, the sliding block 7 is driven to slide downwards, and the sliding block 7 descends to drive the lifting rod 41 to move downwards; the lowering of the lifting lever 41 and the inward rotation of the rotating lever 43 bring about two advantageous effects: firstly, the length of the short fiber wound on the tensioning roller 4 is shortened, the tension applied to the short fiber is reduced, and the purpose of adjusting the tension of the short fiber is achieved; secondly, when the lifting rod 41 descends to the lowest position, the height of the first guide wheel 42 is lower than that of the driving wheel 21, so that the short fibers are separated from the driving wheel 21 and are not contacted, and the driving wheel 21 does not drive the short fibers to be conveyed when continuously rotating, thereby achieving the purpose of protecting the short fibers.
Example two
Based on the structure of the first embodiment, as shown in fig. 4 and fig. 6-8, the difference is that the protection mechanism 6 is fixedly connected to the fixing plate 5 in this embodiment, so as to prevent the short fibers from being broken due to overtightening, and the protection mechanism 6 is in one-to-one correspondence with the sliding blocks 7 and is arranged below the sliding blocks 7; the protection mechanism 6 includes: the connecting seat 61 is fixedly connected to the surface of the fixed plate 5; a lifting block 62 slidably connected to the connection base 61 and movable up and down; the connecting seat 61 is provided with a chute 63 which is in sliding connection with the lifting block 62, an elastic component 64 is connected between the lifting block 62 and the sliding block 7, and the elastic component 64 plays roles of resetting and supporting buffering the sliding block 7, can be used for adjusting the tension of the short fibers and ensures that the short fibers are in proper tension; the surface of the connecting seat 61 is rotationally connected with a supporting rod 66, a pull rod 67 is rotationally connected between the supporting rod 66 and the lifting block 62, the lifting block 62 drives the supporting rod 66 to rotate when moving up and down, and an elastic mechanism 65 is connected between the supporting rod 66 and the surface of the connecting seat 61; the mechanism of action of the spring mechanism 65 is: when the strut 66 rotates to the obliquely upward state, the elastic mechanism 65 applies an upward elastic force to the strut 66; when the supporting rod 66 rotates to the downward inclined state, the elastic mechanism 65 applies downward elastic force to the supporting rod 66, and at this time, the slider 7 drives the lifting rod 41 to move to the lowest position, and the corresponding staple fibers are in a loose state.
Preferably, the elastic assembly 64 includes: the sleeve rod 642 and the sleeve 641, the sleeve rod 642 and the lifting block 62 are fixedly connected, the sleeve 641 and the sliding block 7 are fixedly connected, the sleeve 641 is movably connected to the surface of the sleeve rod 642, the surface of the sleeve rod 642 is connected with the cylindrical spring 643, and the sliding block 7 drives the sleeve 641 to descend when descending so as to compress the cylindrical spring 643.
Preferably, as shown in fig. 8, the elastic mechanism 65 includes: a first rotating block 651 rotatably coupled to a surface of the connection seat 61; a second rotating block 652 rotatably coupled to the surface of the strut 66; a telescopic rod 653 is fixedly connected between the first rotating block 651 and the second rotating block 652, and a compression spring 654 is connected to the surface of the telescopic rod 653; the compression spring 654 always applies elastic force to the first rotating block 651 and the second rotating block 652, and when the rod 66 rotates to the horizontal state, the telescopic rod 653 and the rod 66 are in the same straight line, and when the rod 66 is in two states of obliquely upward and obliquely downward, respectively, the elastic mechanism 65 applies upward and downward force components to the rod 66, respectively.
Preferably, the surface of the connection seat 61 is provided with a stop 68 for limiting one side of the strut 66, and the stop 68 is arranged above the strut 66.
The specific implementation method comprises the following steps: when the equipment fails to enable the short fiber tension to continuously tighten, the sliding block 7 is driven to slide downwards, the elastic component 64 is firstly stressed and compressed, the lifting block 62 is driven to slide downwards, the supporting rod 66 is in an inclined upward state, when the short fiber tension continues to increase, the sliding block 7 drives the lifting block 62 to continuously descend, the supporting rod 66 is converted into an inclined downward state from the inclined upward state, at the moment, the supporting rod 66 receives downward component force of the elastic mechanism 65, the lifting block 62 is greatly lowered to the lowest position, the short fiber silk thread is instantly converted into a complete loosening state, broken threads of the silk thread are avoided, after the technical personnel inspects the maintenance equipment, the supporting rod 66 is manually rotated, the lifting rod 41 is in the inclined upward state again, the silk thread is in a tensioned state again, and the lifting rod 41 is moved to the highest point.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a PTFE staple fiber production and processing is with drafting mechanism which characterized in that includes:
a traction frame (1);
the driving roller (2) is connected to the traction frame (1), and a plurality of driving wheels (21) for conveying the short fibers are connected to the driving roller (2);
the guide roller (3) and the tensioning roller (4) are respectively arranged at two sides of the driving roller (2), and the short fibers respectively bypass from the upper part of the guide roller (3) and the lower part of the driving wheel (21);
the surface of the tensioning roller (4) is connected with a plurality of lifting rods (41) which can move up and down along the length direction, the lifting rods (41) are connected with first guide wheels (42), the first guide wheels (42) are arranged above the tensioning roller (4), the heights of the first guide wheels (42) and the guide roller (3) are equal to the height of the driving wheel (21),
the tensioning roller (4) both sides symmetry is connected with a plurality of rotatable dwang (43), dwang (43) with lifter (41) correspond the cooperation, be connected with second leading wheel (44) on dwang (43), the short fiber is walked around first leading wheel (42) and two second leading wheels (44) respectively and is triangle-shaped and distributes on tensioning roller (4).
2. The drafting mechanism for producing and processing PTFE short fibers according to claim 1, characterized in that a fixed plate (5) is arranged below the tensioning roller (4), the fixed plate (5) is fixedly connected with the traction frame (1), a plurality of sliding blocks (7) capable of moving up and down are connected to the fixed plate (5) in a sliding mode, sliding holes (51) which are connected with the sliding blocks (7) in a sliding mode are formed in the fixed plate (5), connecting rods (8) are connected between the sliding blocks (51) and two corresponding rotating rods (43) in a rotating mode, and the two rotating rods (43) are driven to rotate when the sliding blocks (51) slide to adjust the tension of the short fibers.
3. The drafting mechanism for producing and processing PTFE short fibers according to claim 2, wherein a penetrating rod (45) is fixedly connected to the lifting rod (41), the penetrating rod (45) extends to the lower side of the tensioning roller (4), a bracket (9) is fixedly connected to the sliding block (7), and the bracket (9) is fixedly connected with the lower end of the penetrating rod (45); when the tension of the short fibers is too large, the two rotating rods (43) are driven to mutually approach to rotate, the sliding block (7) is driven to slide downwards, the sliding block (7) drives the lifting rod (41) to move downwards, and the length of the short fibers wound on the tensioning roller (4) is shortened; and the lifting rod (41) descends to enable the height of the first guide wheel (42) to be lower than that of the driving wheel (21).
4. The drafting mechanism for producing and processing PTFE short fibers according to claim 3, wherein the fixing plate (5) is fixedly connected with a protection mechanism (6) for preventing the short fibers from being broken due to overtightening, and the protection mechanism (6) is connected with the sliding block (7) and is arranged below the sliding block (7).
5. The drawing mechanism for producing and processing PTFE staple fibers according to claim 1, wherein the protection mechanism (6) comprises: the connecting seat (61) is fixedly connected to the surface of the fixed plate (5); the lifting block (62) is connected to the connecting seat (61) in a sliding manner and can move up and down; the connecting seat (61) is provided with a chute (63) which is in sliding connection with the lifting block (62), and an elastic component (64) is connected between the lifting block (62) and the sliding block (7).
6. The drafting mechanism for producing and processing PTFE short fibers according to claim 5, wherein a supporting rod (66) is rotatably connected to the surface of the connecting seat (61), a pull rod (67) is rotatably connected between the supporting rod (66) and the lifting block (62), and an elastic mechanism (65) is connected between the supporting rod (66) and the surface of the connecting seat (61); when the support rod (66) rotates to an upward inclined state, the elastic mechanism (65) applies upward elastic force to the support rod (66); when the supporting rod (66) rotates to an inclined downward state, the elastic mechanism (65) applies downward elastic force to the supporting rod (66), and at the moment, the sliding block (7) drives the lifting rod (41) to move to the lowest position, and the corresponding short fibers are in a loose state.
7. The drawing mechanism for producing and processing PTFE staple fiber according to claim 6, wherein said elastic member (64) comprises: the sleeve rod (642) and the sleeve (641), the sleeve (641) is movably connected to the surface of the sleeve rod (642), and the surface of the sleeve rod (642) is connected with a cylindrical spring (643).
8. The drawing mechanism for producing and processing PTFE staple fiber according to claim 7, wherein the elastic mechanism (65) comprises: the first rotating block (651) is rotationally connected to the surface of the connecting seat (61); the second rotating block (652) is rotatably connected to the surface of the supporting rod (66); a telescopic rod (653) is fixedly connected between the first rotating block (651) and the second rotating block (652), and a compression spring (654) is connected to the surface of the telescopic rod (653).
9. The drawing mechanism for producing and processing PTFE staple fibers according to claim 8, wherein a stopper (68) for limiting one side of the strut (66) is provided on the surface of the connecting base (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311322533.7A CN117265733A (en) | 2023-10-13 | 2023-10-13 | Drafting mechanism for PTFE short fiber production and processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311322533.7A CN117265733A (en) | 2023-10-13 | 2023-10-13 | Drafting mechanism for PTFE short fiber production and processing |
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| Publication Number | Publication Date |
|---|---|
| CN117265733A true CN117265733A (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311322533.7A Pending CN117265733A (en) | 2023-10-13 | 2023-10-13 | Drafting mechanism for PTFE short fiber production and processing |
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| Country | Link |
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| CN (1) | CN117265733A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118127649A (en) * | 2024-05-08 | 2024-06-04 | 江苏亚昇制绳有限公司 | Chemical fiber wire drawing equipment |
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2023
- 2023-10-13 CN CN202311322533.7A patent/CN117265733A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118127649A (en) * | 2024-05-08 | 2024-06-04 | 江苏亚昇制绳有限公司 | Chemical fiber wire drawing equipment |
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