CN112647171B - Alarm mechanism of draft roller pressurizing device of cotton spinning machine and using method of alarm mechanism - Google Patents
Alarm mechanism of draft roller pressurizing device of cotton spinning machine and using method of alarm mechanism Download PDFInfo
- Publication number
- CN112647171B CN112647171B CN202011582353.9A CN202011582353A CN112647171B CN 112647171 B CN112647171 B CN 112647171B CN 202011582353 A CN202011582353 A CN 202011582353A CN 112647171 B CN112647171 B CN 112647171B
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- Prior art keywords
- roller
- arc
- alarm mechanism
- cavity
- spinning machine
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- 229920000742 Cotton Polymers 0.000 title claims abstract description 41
- 238000009987 spinning Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000010985 leather Substances 0.000 claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- 238000005056 compaction Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/14—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/46—Loading arrangements
- D01H5/50—Loading arrangements using springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model discloses an alarm mechanism of a cotton spinning machine draft roller pressurizing device and a use method thereof, and relates to the technical field of cotton spinning machines. According to the utility model, the leather roller can be buffered by means of the buffer spring along with the tensioning force of the cotton sliver, so that smoothness in conveying the cotton sliver can be realized, and the leather roller can be integrally disassembled, so that two processes of tensioning and disassembling can be realized, and a remarkable practical use effect is achieved.
Description
Technical Field
The utility model relates to the technical field of cotton spinning machines, in particular to an alarm mechanism of a draft roller pressurizing device of a cotton spinning machine and a using method thereof.
Background
In the textile industry, cotton sliver is clamped between a pair of upper and lower cylindrical rollers and is transported by intermediate drafting. Wherein the lower roller is a drafting roller, the upper roller is a leather roller, two ends of the cylindrical leather roller are sleeved by shaft sleeves, and in order to ensure that the upper roller and the lower roller can rotate and simultaneously keep clamping, the shaft sleeves at the two ends of the leather roller are respectively provided with a pressing mechanism pressed by a cylinder piston rod
Because cotton spinning machine is in the cotton spinning workshop, in the workshop it is unavoidable that many cotton dust fly up, when draft roller and leather roller rotate each other, carry, often take place in the workshop the cotton dust that fly up and carry the garrulous cotton fibre on the cotton sliver and glue on the leather roller, if draft roller and leather roller cleaning device can not effectively work, along with the extension of operating time, the more the cotton fibre on leather roller or roller is accumulated, can cause leather roller and draft roller deformation even fracture damage if not handling, and make unable continuous production.
The utility model CN201411522 discloses an alarm mechanism for a drafting roller pressurizing device of a cotton spinning machine, which solves the problems, but the leather roller is rigidly connected with a piston rod of an air cylinder through a shaft sleeve, namely, after the air cylinder is adjusted, the leather roller cannot move and cannot be finely adjusted in the height position according to the tensioning force during cotton sliver conveying, and when the cotton sliver is high in tightness, the situation that the whole cotton sliver is blocked or even broken in the conveying process is caused with a certain probability.
Disclosure of Invention
The utility model aims to provide an alarm mechanism of a draft roller pressurizing device of a cotton spinning machine and a use method thereof, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a cotton spinning machine draft roller pressurizing device's alarm mechanism, includes the inside cylinder of cylinder mounting box, and has the piston rod in the cylinder, there is the connecting seat at the lower surface middle part of cylinder mounting box through the screw connection, is provided with the roller under the connecting seat, and is provided with the draft roller directly under the roller, reserves the clearance that supplies the silver to wear to draw between draft roller and the roller, its characterized in that, the roller passes through the one end that the pivot rotated the connecting axle sleeve, and the other end of axle sleeve is vertical up and fixed connection anticreep board, and the lower part both sides of anticreep board contradict have the both sides lower edge of arc grip plate, and the outer peripheral face rotation connection of arc grip plate is in the inner peripheral face of spacing rotary drum, and the outer peripheral face rotation contact of spacing rotary drum is in the cavity of the lower part of connecting seat seting up, cavity integrated into cylindric cavity and bottom open setting, the internal thread hole has been seted up at the up end middle part of spacing while, and threaded connection has the screw thread axle in the internal thread hole, the top fixed connection of screw axle's one end, and the other end of loose axle is vertical up and through the connection of shaft coupling detachable at the corresponding tip, the top surface of the pivot is connected with the top surface of the corresponding to the piston rod, the top surface of the vibration damper is fixed connection, the top surface is connected with the top surface of the connecting piece is fixed to the top surface of the connecting piece.
As a further scheme of the utility model: the arc grip block integrated into one piece is with spacing rotary drum inner peripheral matched with cambered surface shape, and the both sides of arc grip block are bent and are formed into C shape, and the top side of arc grip block is used for rotating the connection hinge, and the bottom side of arc grip block is bent up and is formed the hook portion that is used for supporting to the anticreep board downside edge.
As a further scheme of the utility model: the top surface of the limit rotary drum is of a plugging structure, and the bottom surface of the limit rotary drum is of an opening structure.
As a further scheme of the utility model: and a perforation for the piston rod and the movable shaft to penetrate and move is formed in the center of the lower part of the cylinder mounting box.
As a further scheme of the utility model: the middle part of the top surface of the connecting seat is provided with a through hole for the movable shaft to pass through and slide, and the through hole is communicated with the cavity in the connecting seat.
As a further scheme of the utility model: the alarm assembly comprises a linkage ring fixedly sleeved on the upper part of the movable shaft, movable guide plates are fixedly connected to two sides of the upper surface of the linkage ring, the movable guide plates are electrically connected with miniature power supplies fixedly mounted on the corresponding side surfaces of the cavity through wires, the miniature power supplies are electrically connected with buzzers fixedly mounted on the miniature power supplies through wires, the buzzers are electrically connected with fixed guide plates fixedly connected with the inner top of the cavity through wires, and conductive contact plates are fixedly connected to two sides of the opposite surfaces of the fixed guide plates and the movable guide plates.
As a further scheme of the utility model: the buzzer corresponds the connecting seat top and has offered the mounting hole that supplies megaphone fixed mounting, and the top of mounting hole is provided with the dust screen.
The application method of the alarm mechanism of the draft roller pressurizing device of the cotton spinning machine comprises the following steps:
step one: the alarm assembly is arranged between the middle part of the movable shaft and the inner top surface of the cavity, and the movable shaft is arranged on the piston rod through a coupler;
step two: rotating the limiting rotary drum to the lowest part of the threaded shaft, and inserting the anti-falling plate into the arc-shaped clamping plate through the shaft sleeve by the leather roller;
step three: after the cotton sliver is placed between the leather roller and the drafting roller, the air cylinder is started to adjust the leather roller to a proper compaction degree, and pressurization is completed.
Compared with the prior art, the utility model has the beneficial effects that:
1. the buffer spring can not only press the anti-falling plate to the lower side of the arc-shaped clamping plate, but also enable the leather roller to have a certain compensation tensioning effect, so that the leather roller can buffer by means of the buffer spring along with the tensioning force of the cotton sliver, smoothness in conveying the cotton sliver is realized, the situation that the whole cotton sliver is clamped or even broken in the conveying process is avoided, practicability is improved, the movable shaft can be pushed down by the cylinder, the anti-falling plate is pulled out from between the two arc-shaped clamping plates, the purpose of quick disassembly is achieved, and further the two processes of tensioning and dismounting can be achieved, and the remarkable practical use effect is achieved.
2. According to the utility model, after the movable shaft rises to a certain position, the movable guide piece rises to a position contacted with the fixed guide piece, so that the buzzer and the power supply form a loop to give out an alarm, the sound generated by the buzzer is amplified by the loudspeaker, a better alarm effect is achieved, and a timely alarm effect when cotton dust on the cotton sliver is abnormally accumulated is realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure of the movable shaft, the threaded shaft and the connecting block according to the present utility model;
fig. 4 is a schematic structural view of a limiting drum in the present utility model.
In the figure: 1. a leather roller; 2. a draft roller; 3. a cotton sliver; 4. a cylinder mounting box; 5. a connecting seat; 6. a cylinder; 7. a piston rod; 8. perforating; 9. a buffer spring; 10. an arc-shaped clamping plate; 11. a movable shaft; 12. a cavity; 13. a limit rotary drum; 14. an anti-drop plate; 15. a shaft sleeve; 16. a threaded shaft; 17. a connecting block; 18. an internal threaded hole; 19. a connecting ring; 20. a movable guide piece; 21. a miniature power supply; 22. a buzzer; 23. a mounting hole; 24. a dust screen; 25. a loudspeaker; 26. a guide piece is fixed; 27. a conductive contact; 28. a hinge.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, in the embodiment of the utility model, an alarm mechanism of a cotton spinning machine draft roller pressurizing device comprises an air cylinder 6 in an air cylinder mounting box 4, wherein a piston rod 7 is arranged in the air cylinder 6, the middle part of the lower surface of the air cylinder mounting box 4 is connected with a connecting seat 5 through a screw, a roller 1 is arranged right below the connecting seat 5, a draft roller 2 is arranged right below the roller 1, a gap for threading cotton sliver 3 is reserved between the draft roller 2 and the roller 1, the roller 1 rotates one end of a connecting shaft sleeve 15 through a rotating shaft, the other end of the shaft sleeve 15 is vertically upwards and fixedly connected with a release preventing plate 14, two lower edges of two sides of an arc clamping plate 10 are abutted against two lower sides of the lower part of the release preventing plate 14, the outer peripheral surface of the arc clamping plate 10 is rotationally connected with the inner peripheral surface of a limiting rotary drum 13, the outer peripheral surface of the limiting rotary drum 13 is rotationally contacted with a cavity 12 formed in the lower part of the connecting seat 5, cavity 12 integrated into one piece is cylindric cavity and bottom open setting, and the internal thread hole 18 has been seted up at the up end middle part of spacing rotary drum 13 simultaneously, and threaded connection has screw thread axle 16 in the internal thread hole 18, the one end of screw thread axle 16 top fixed connection loose axle 11, and the other end of loose axle 11 is vertical upwards and through the detachable corresponding tip of connecting at piston rod 7 of shaft coupling, the bottom fixed mounting of screw thread axle 16 has connecting block 17, and the both sides face of connecting block 17 passes through pivot rotation connection symmetrical articulated elements 28 one end, and the other end of articulated elements 28 passes through the pivot rotation connection arc grip block 10 on the top side corresponding position, the one end of buffer spring 9 is fixed to the lower surface middle part of connecting block 17, and buffer spring 9's the other end is contradicted in the upper surface of anticreep board 14, the utility model discloses a silver-colored compound and silver-colored compound, including the loose axle 11, the loose axle 11 is provided with the warning subassembly between the top surface in middle part and the cavity 12, buffer spring 9 not only can sticis the anti-disengaging plate 14 to the downside of arc grip block 10, and can also make roller 1 have certain compensation tensioning effect, thereby can make roller 1 carry out the buffering with the help of buffer spring 9 along with the tensioning force way of silver 3, smooth and easy when realizing transporting silver 3, reduce whole silver 3 and appear the card material even the rupture condition in the transportation, improve the practicality, and can also control cylinder 6 pushes down loose axle 11, push out spacing rotary drum 13 with arc grip block 10 in cavity 12, then with spacing rotary drum 13 follow screw shaft 16 rotatory movement up, make arc grip block 10 can follow spacing rotary drum 13 lower part completely, make spacing rotary drum 13 to its keep out, and then can drive roller 1 and pull out anti-disengaging plate 14 down, thereby make anti-disengaging plate 14 take out from between two arc grip blocks 10, realize swiftly dismantling, and then can realize two actual use effects of tensioning and dismouting.
The arc clamping plate 10 integrated into one piece is the cambered surface shape with spacing rotary drum 13 inner peripheral matched with, and the both sides of arc clamping plate 10 bend into the C shape, and the top side of arc clamping plate 10 is used for rotating and connects articulated elements 28, and the bottom side of arc clamping plate 10 bends up and forms the hook portion that is used for supporting to anticreep board 14 downside edge to can hang anticreep board 14.
The top surface of spacing rotary drum 13 is the shutoff structure, and its bottom surface is open structure for arc grip block 10 can be in the rotation in spacing rotary drum 13 the inner peripheral surface on one side, and when splitting arc grip block 10 and spacing rotary drum 13, arc grip block 10 can follow spacing rotary drum 13's lower part open side and shift out, realizes dismantling between the two.
A through hole 8 through which the piston rod 7 and the movable shaft 11 pass is formed in the center of the lower part of the cylinder mounting case 4.
The middle part of the top surface of the connecting seat 5 is provided with a through hole for the movable shaft 11 to pass through and slide, and the through hole is communicated with the cavity 12 in the connecting seat 5.
The alarm assembly comprises a linkage ring 19 fixedly sleeved on the upper part of the movable shaft 11, movable guide pieces 20 are fixedly connected to two sides of the upper surface of the linkage ring 19, the movable guide pieces 20 are electrically connected with miniature power supplies 21 fixedly installed on corresponding side surfaces of the cavity 12 through wires, the miniature power supplies 21 are electrically connected with buzzers 22 fixedly installed on the miniature power supplies through wires, the buzzers 22 are electrically connected with fixed guide pieces 26 fixedly connected with the inner top of the cavity 12 through wires, conductive contact pieces 27 are fixedly connected to two sides of the opposite surfaces of the fixed guide pieces 26 and the movable guide pieces 20, and when the movable shaft 11 is lifted to a certain position, the movable guide pieces 20 are lifted to a position in contact with the fixed guide pieces 26, so that the buzzers 22 and the miniature power supplies 21 form a loop to give an alarm.
The buzzer 22 corresponds connecting seat 5 top and has offered the mounting hole 23 that supplies megaphone 25 fixed mounting, and the top of mounting hole 23 is provided with dust screen 24, utilizes megaphone 25 to amplify the sound that buzzer 22 produced, reaches better alarm effect.
The application method of the alarm mechanism of the draft roller pressurizing device of the cotton spinning machine comprises the following steps:
step one: the alarm assembly is arranged between the middle part of the movable shaft 11 and the inner top surface of the cavity 12, and the movable shaft 11 is arranged on the piston rod 7 through a coupler;
step two: the limiting rotary drum 13 is rotated to the lowest part of the threaded shaft 16, and the leather roller 1 inserts the anti-falling plate 14 between the arc-shaped clamping plates 10 through the shaft sleeve 15;
step three: after the cotton sliver 3 is placed between the leather roller 1 and the drafting roller 2, the air cylinder 6 is started to adjust the leather roller 1 to a proper compaction degree, and pressurization is completed.
The power supply interface of the power consumption element is connected with the power supply system through a switch (not shown) and a wire (not shown), so that the control of the power consumption element is realized, wherein the related circuits and control are all known in the prior art and are not repeated herein.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides an alarm mechanism of cotton spinning machine draft roller pressurizing device, includes cylinder (6) inside cylinder mounting box (4), and has piston rod (7) in cylinder (6), there is connecting seat (5) in the lower surface middle part of cylinder mounting box (4) through the screw connection, be provided with leather roller (1) under connecting seat (5), and be provided with draft roller (2) under leather roller (1), be reserved between draft roller (2) and leather roller (1) and supply silver (3) clearance of wearing to draw, characterized in that, leather roller (1) rotates the one end of connecting sleeve (15) through the pivot, and the other end of sleeve (15) is vertical upwards and fixedly connected with anti-disengaging plate (14), and the both sides lower edge of arc grip block (10) are contradicted in the lower part both sides of anti-disengaging plate (14), and the outer peripheral face rotation of arc grip block (10) is connected at the inner peripheral face of spacing rotary drum (13), and the outer peripheral face rotation contact of spacing rotary drum (13) is in cavity (12) that the lower part was seted up in connecting seat (5), the screw thread hole (16) is opened in the cavity (16) at the same time, the threaded hole (16) is opened in the end face of the axial end (16) is fixed connection, the threaded hole in the end face of the axial end (16) is opened in the axial end (16) at the same time, the other end of the movable shaft (11) is vertically upwards and detachably connected to the corresponding end part of the piston rod (7) through a coupler, a connecting block (17) is fixedly arranged at the bottom end of the threaded shaft (16), two side surfaces of the connecting block (17) are rotationally connected with one end of a symmetrical hinge piece (28) through a rotating shaft, the other end of the hinge piece (28) is rotationally connected with the corresponding position of the top side of the arc-shaped clamping plate (10) through the rotating shaft, one end of a buffer spring (9) is fixedly connected to the middle part of the lower surface of the connecting block (17), the other end of the buffer spring (9) is abutted against the upper surface of the anti-falling plate (14), and an alarm assembly is arranged between the middle part of the movable shaft (11) and the inner top surface of the cavity (12);
the arc-shaped clamping plate (10) is integrally formed into an arc-shaped surface matched with the inner peripheral surface of the limit rotary drum (13), two sides of the arc-shaped clamping plate (10) are bent into a C shape, the top side of the arc-shaped clamping plate (10) is used for rotationally connecting the hinge piece (28), and the bottom side of the arc-shaped clamping plate (10) is bent upwards to form a hook part for propping against the lower side edge of the anti-drop plate (14);
the alarm assembly comprises a linkage ring (19) fixedly sleeved on the upper part of a movable shaft (11), movable guide pieces (20) are fixedly connected to two sides of the upper surface of the linkage ring (19), the movable guide pieces (20) are electrically connected with miniature power supplies (21) fixedly installed on the corresponding side surfaces of the cavity (12) through wires, the miniature power supplies (21) are electrically connected with buzzers (22) fixedly installed on the miniature power supplies through wires, the buzzers (22) are electrically connected with fixed guide pieces (26) fixedly connected with the inner top of the cavity (12) through wires, and conductive contact pieces (27) are fixedly connected to two sides of the opposite surfaces of the fixed guide pieces (26) and the movable guide pieces (20).
2. An alarm mechanism for a draft roller pressing device of a cotton spinning machine according to claim 1, wherein the top surface of the limit drum (13) is a blocking structure, and the bottom surface thereof is an opening structure.
3. The alarm mechanism of a draft roller pressurizing device of a cotton spinning machine according to claim 1, wherein a perforation (8) for a piston rod (7) and a movable shaft (11) to pass through is arranged in the center of the lower part of the cylinder mounting box (4).
4. The alarm mechanism of a draft roller pressurizing device of a cotton spinning machine according to claim 1, wherein a through hole for a movable shaft (11) to pass through and slide is formed in the middle of the top surface of the connecting seat (5), and the through hole is communicated with a cavity (12) in the connecting seat (5).
5. The alarm mechanism of the draft roller pressurizing device of the cotton spinning machine according to claim 1, wherein the buzzer (22) is provided with a mounting hole (23) for fixedly mounting the loudspeaker (25) corresponding to the top of the connecting seat (5), and the top of the mounting hole (23) is provided with a dust screen (24).
6. A method of using the alarm mechanism of the draft roller pressing apparatus of a cotton spinning machine according to any one of claims 1 to 5, comprising the steps of:
step one: the alarm assembly is arranged between the middle part of the movable shaft (11) and the inner top surface of the cavity (12), and the movable shaft (11) is arranged on the piston rod (7) through a coupler;
step two: the limiting rotary drum (13) is rotated to the lowest part of the threaded shaft (16), and the leather roller (1) inserts the anti-falling plate (14) between the arc-shaped clamping plates (10) through the shaft sleeve (15);
step three: after the cotton sliver (3) is placed between the leather roller (1) and the drafting roller (2), the air cylinder (6) is started to adjust the leather roller (1) to a proper compaction degree, and pressurization is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582353.9A CN112647171B (en) | 2020-12-28 | 2020-12-28 | Alarm mechanism of draft roller pressurizing device of cotton spinning machine and using method of alarm mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582353.9A CN112647171B (en) | 2020-12-28 | 2020-12-28 | Alarm mechanism of draft roller pressurizing device of cotton spinning machine and using method of alarm mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112647171A CN112647171A (en) | 2021-04-13 |
| CN112647171B true CN112647171B (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011582353.9A Active CN112647171B (en) | 2020-12-28 | 2020-12-28 | Alarm mechanism of draft roller pressurizing device of cotton spinning machine and using method of alarm mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112647171B (en) |
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| US5873230A (en) * | 1996-12-17 | 1999-02-23 | Zinser Textilmaschinen Gmbh | Pneumatic pressing system for a drafting frame of a spinning machine and method of operating same |
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| US6018129A (en) * | 1994-11-29 | 2000-01-25 | M & M Electric Service Co., Inc. | Solid-state sliver sensor and auto-leveler for textile machine |
| DE102004056682A1 (en) * | 2004-11-17 | 2006-05-18 | Wilhelm Stahlecker Gmbh | Loading device for pressure rollers of spinning frame stretching tools, comprising helical loading spring, load transferring element, linear guide and catch arrangement for securing rotation |
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| US6018129A (en) * | 1994-11-29 | 2000-01-25 | M & M Electric Service Co., Inc. | Solid-state sliver sensor and auto-leveler for textile machine |
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| CN104294430A (en) * | 2013-07-17 | 2015-01-21 | 际华三五四二纺织有限公司 | Cotton-plugging automatic stop device for drawing frame bell mouth |
| CN104420017A (en) * | 2013-09-06 | 2015-03-18 | 无锡荡口通和纺织机械厂 | Spring pressurizing structure in cradle |
| CN208890360U (en) * | 2018-09-18 | 2019-05-21 | 温州雷悦电气有限公司 | A kind of surge protector back-up protection device with alarm device |
| CN210856468U (en) * | 2019-06-17 | 2020-06-26 | 张家港市荣昌涤纶毛条有限公司 | Wool top drafting device in slivering machine |
| CN214142686U (en) * | 2020-12-28 | 2021-09-07 | 湖北智盛纺织科技有限公司 | Alarm mechanism of drafting roller pressurizing device of cotton spinning machine |
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| CN112647171A (en) | 2021-04-13 |
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