CN106012126A - Drafting device of drawing frame - Google Patents
Drafting device of drawing frame Download PDFInfo
- Publication number
- CN106012126A CN106012126A CN201610549837.0A CN201610549837A CN106012126A CN 106012126 A CN106012126 A CN 106012126A CN 201610549837 A CN201610549837 A CN 201610549837A CN 106012126 A CN106012126 A CN 106012126A
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- CN
- China
- Prior art keywords
- roller
- valve port
- pressure bar
- valve
- connects
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- D01H5/22—Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention provides a drafting device of a drawing frame, belonging to the technical field of textile machinery. The drafting device comprises a roller mechanism and an intermittent rotary pressure bar mechanism, wherein the roller mechanism comprises a first roller component and a second roller component; the intermittent rotary pressure bar mechanism is arranged between the first roller component and the second roller component; a pressure bar of the intermittent rotary pressure bar mechanism is arranged at one end of an output shaft; a one-way clutch is arranged on the output shaft; an idler wheel fulcrum is arranged outside the one-way clutch; an idler wheel is arranged at one end of the idler wheel fulcrum in a rotatable manner; one end of a spring is connected with the idler wheel fulcrum and the other end is connected with a support base; a sliding cam is arranged on the support base in a slideable manner; the idler wheel always keeps fit with the sliding cam under the action of the spring; the body of an oil cylinder is horizontally fixed on an oil cylinder support; one end of a piston rod is connected with the sliding cam. The drafting device utilizes intermittent rotary pressure bar curvilinear drafting, thus not only reducing accumulated fibers of the pressure bar but also greatly reducing yarn faults.
Description
Technical field
The present invention relates to technical field of textile machine, particularly to a kind of drafting device of drawing frame.
Background technology
The effect of drawing frame is the internal structure improving strip, thus improves its long segment uniformity, reduces weight unevenness simultaneously, make the straightening of fibers in strip parallel, reduce crotch, make fineness meet regulation, the raw material making variety classes or different quality is mixed evenly, and reaches the mixing ratio of regulation.Drawing frame is made up of feeding part, drawing-off part, one-tenth bar part and some automatons etc..At present, the drafting system of almost all of novel drawing frame all have employed pressure bar curve drawing, and the essence of pressure bar curve drawing is exactly to install a pressure bar between first, second roller of main drawing area additional, forces yarn stroke bending channel, constitutes curve drawing.Additional friction force circle produced by pressure bar, causes strengthening the control action to floating fiber, and the passage simultaneously bent also adds the tightness degree of yarn, makes the cohesive force between fiber strengthen, beneficially the extended parallelization of fiber.At present, drawing-off part all utilizes fixing pressure bar to pressurize, but fixing pressure bar easily produces long-pending flower, and produces yarn defect.
Summary of the invention
It is an object of the invention to provide a kind of drafting device of drawing frame, utilize intermittent-rotation formula pressure bar curve drawing, not only decrease the long-pending flower of pressure bar, and greatly reduce yarn defect.
The technical solution adopted for the present invention to solve the technical problems is:
nullA kind of drafting device of drawing frame，It includes roller mechanism and intermittent-rotation formula pressure bar mechanism，Described roller mechanism includes first roller assembly and the second roller component，Described first roller assembly includes the first steel roller and the first rubber roll，Described first steel roller and the first rubber roll are the most rotatably arranged，And the first steel roller is positioned at the top of the first rubber roll，Described second roller component is arranged on the side of first roller assembly，Described second roller component includes the second steel roller and the second rubber roll，Described second steel roller and the second rubber roll are the most rotatably arranged，And the second steel roller is positioned at the top of the second rubber roll，Described intermittent-rotation formula pressure bar mechanism is arranged between first roller assembly and the second roller component，Described intermittent-rotation formula pressure bar mechanism includes pressure bar、Output shaft、First shaft stool、Second shaft stool、One-way clutch、Roller fulcrum、Roller、Sliding cam、Support plinth、Spring、Oil cylinder、Cylinder support、Reversal valve、Oil pump、Air relief valve、Fuel tank，Described first shaft stool and the second shaft stool are fixed on support plinth，Described output shaft is rotatably provided on the first shaft stool and the second shaft stool，Described pressure bar is arranged on one end of output shaft，Described one-way clutch is arranged on output shaft，The outside of described one-way clutch is provided with roller fulcrum，Described roller is rotatably provided in one end of roller fulcrum，One end of described spring connects roller fulcrum，The other end connects support plinth，Described sliding cam is slidably arranged on support plinth，Roller keeps laminating with sliding cam the most all the time，Described oil cylinder includes cylinder body and piston rod，Described cylinder body is horizontally fixed on cylinder support，Described cylinder support is arranged on support plinth，One end of described piston rod connects sliding cam，Valve port A and valve port B it is provided with on described oil cylinder，Valve port C it is provided with on described reversal valve、Valve port D、Valve port E、Valve port F，The valve port A of described oil cylinder connects the valve port C of reversal valve，The valve port B of described oil cylinder connects the valve port D of reversal valve，The valve port E of described reversal valve connects one end of oil pump，The described oil pump other end connects fuel tank，The valve port E of described reversal valve is also connected with one end of overflow valve，The other end of described overflow valve connects fuel tank，The valve port F of described oil cylinder also connects oil pump.
Further, described support plinth is additionally provided with left limit switch and right limit switchs.
The present invention is compared to the prior art, have the following advantages and effect: cotton sliver realizes drawing-off between first roller assembly and the second roller component, operation of oil pump, valve port B is entered from reversal valve after hydraulic oil pressurization in fuel tank, the piston rod of oil cylinder stretches out, and promotion sliding cam is to left movement, under the drive of sliding cam, roller drives one-way clutch to rotate by roller fulcrum, and output shaft rotating belt dynamic pressure rod turns round.After reversal valve commutation, hydraulic oil enters valve port A from reversal valve, and the piston rod of oil cylinder is retracted, and drives sliding cam to move right, now, under the action of the spring, roller fulcrum drives one-way clutch to rotate backward, now, output shaft does not make gyration, and helicoid pressure bar effectively reduces long-pending flower.It is additionally provided with left limit switch on support plinth and right limit switchs, it is achieved spacing to sliding cam right position, it is ensured that the angle of revolution of pressure bar.The present invention utilizes intermittent-rotation formula pressure bar curve drawing, not only decreases the long-pending flower of pressure bar, and greatly reduces yarn defect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the schematic diagram of intermittent-rotation of the present invention formula pressure bar mechanism.
nullIn figure: 1. roller mechanism，2. intermittent-rotation formula pressure bar mechanism，3. first roller assembly，4. the second roller component，5. the first steel roller，6. the first rubber roll，7. the second steel roller，8. the second rubber roll，9. pressure bar，10. output shaft，11. first shaft stools，12. second shaft stools，13. one-way clutch，14. roller fulcrums，15. rollers，16. sliding cams，17. support plinths，18. springs，19. oil cylinders，20. cylinder supports，21. reversal valves，22. oil pumps，23. overflow valves，24. fuel tanks，25. cylinder bodies，26. piston rods，27. valve port A，28. valve port B，29. valve port C，30. valve port D，31. valve port E，32. valve port F，33. left limit switches，34. right limit switches.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following example are explanation of the invention and the invention is not limited in following example.
As depicted in figs. 1 and 2, a kind of drafting device of drawing frame, it includes roller mechanism 1 and intermittent-rotation formula pressure bar mechanism 2, described roller mechanism 1 includes first roller assembly 3 and the second roller component 4, described first roller assembly 3 includes the first steel roller 5 and the first rubber roll 6, described first steel roller 5 and the first rubber roll 6 are the most rotatably arranged, and the first steel roller 5 is positioned at the top of the first rubber roll 6, described second roller component 4 is arranged on the side of first roller assembly 3, described second roller component 4 includes the second steel roller 7 and the second rubber roll 8, described second steel roller 7 and the second rubber roll 8 are the most rotatably arranged, and the second steel roller 7 is positioned at the top of the second rubber roll 8.nullDescribed intermittent-rotation formula pressure bar mechanism 2 is arranged between first roller assembly 3 and the second roller component 4，Described intermittent-rotation formula pressure bar mechanism 2 includes pressure bar 9、Output shaft 10、First shaft stool 11、Second shaft stool 12、One-way clutch 13、Roller fulcrum 14、Roller 15、Sliding cam 16、Support plinth 17、Spring 18、Oil cylinder 19、Cylinder support 20、Reversal valve 21、Oil pump 22、Air relief valve 23、Fuel tank 24，Described first shaft stool 11 and the second shaft stool 12 are fixed on support plinth 17，Described output shaft 10 is rotatably provided on the first shaft stool 11 and the second shaft stool 12，Described pressure bar 9 is arranged on one end of output shaft 10，Described one-way clutch 13 is arranged on output shaft 10，The outside of described one-way clutch 13 is provided with roller fulcrum 14，Described roller 15 is rotatably provided in one end of roller fulcrum 14，One end of described spring 18 connects roller fulcrum 14，The other end connects support plinth 17，Described sliding cam 16 is slidably arranged on support plinth 17，Roller 15 keeps laminating with sliding cam 16 under the effect of spring 18 all the time.Left limit switch 33 and right limit switch 34 it is additionally provided with, it is achieved spacing to sliding cam 16 right position, it is ensured that the angle of revolution of pressure bar 9 on described support plinth 17.Described oil cylinder 19 includes that cylinder body 25 and piston rod 26, described cylinder body 25 are horizontally fixed on cylinder support 20, and described cylinder support 20 is arranged on support plinth 17.One end of described piston rod 26 connects sliding cam 16.Valve port A27 and valve port B28 it is provided with on described oil cylinder 19, valve port C29, valve port D30, valve port E31, valve port F32 it is provided with on described reversal valve 21, the valve port A27 of described oil cylinder 19 connects the valve port C29 of reversal valve 21, the valve port B28 of described oil cylinder 19 connects the valve port D30 of reversal valve 21, the valve port E31 of described reversal valve 21 connects one end of oil pump 22, described oil pump 22 other end connects fuel tank 24, the valve port E31 of described reversal valve 21 is also connected with one end of overflow valve 23, the other end of described overflow valve 23 connects fuel tank 24, and the valve port F32 of described oil cylinder 19 also connects oil pump 22.
Pass through technique scheme, when one drafting device of drawing frame of the present invention uses, cotton sliver realizes drawing-off between first roller assembly 3 and the second roller component 4, oil pump 22 works, and enters valve port B28 from reversal valve 21 after the hydraulic oil pressurization in fuel tank 24, and the piston rod 26 of oil cylinder 19 stretches out, promote sliding cam 16 to left movement, under the drive of sliding cam 16, roller 15 drives one-way clutch 13 to rotate by roller fulcrum 14, output shaft 10 rotating belt dynamic pressure rod 9 revolution.After reversal valve 21 commutation, hydraulic oil enters valve port A27 from reversal valve 21, the piston rod 26 of oil cylinder 19 is retracted, sliding cam 16 is driven to move right, now, under the effect of spring 18, roller fulcrum 14 drives one-way clutch 13 to rotate backward, now, output shaft 10 does not make gyration, and helicoid pressure bar 9 effectively reduces long-pending flower.The present invention utilizes intermittent-rotation formula pressure bar 9 curve drawing, not only decreases the long-pending flower of pressure bar 9, and greatly reduces yarn defect.
Above content described in this specification is only illustration made for the present invention.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by those skilled in the art; without departing from the content of description of the invention or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.
Claims (2)
- null1. a drafting device of drawing frame，It is characterized in that: it includes roller mechanism and intermittent-rotation formula pressure bar mechanism，Described roller mechanism includes first roller assembly and the second roller component，Described first roller assembly includes the first steel roller and the first rubber roll，Described first steel roller and the first rubber roll are the most rotatably arranged，And the first steel roller is positioned at the top of the first rubber roll，Described second roller component is arranged on the side of first roller assembly，Described second roller component includes the second steel roller and the second rubber roll，Described second steel roller and the second rubber roll are the most rotatably arranged，And the second steel roller is positioned at the top of the second rubber roll，Described intermittent-rotation formula pressure bar mechanism is arranged between first roller assembly and the second roller component，Described intermittent-rotation formula pressure bar mechanism includes pressure bar、Output shaft、First shaft stool、Second shaft stool、One-way clutch、Roller fulcrum、Roller、Sliding cam、Support plinth、Spring、Oil cylinder、Cylinder support、Reversal valve、Oil pump、Overflow valve、Fuel tank，Described first shaft stool and the second shaft stool are fixed on support plinth，Described output shaft is rotatably provided on the first shaft stool and the second shaft stool，Described pressure bar is arranged on one end of output shaft，Described one-way clutch is arranged on output shaft，The outside of described one-way clutch is provided with roller fulcrum，Described roller is rotatably provided in one end of roller fulcrum，One end of described spring connects roller fulcrum，The other end connects support plinth，Described sliding cam is slidably arranged on support plinth，Roller keeps laminating with sliding cam the most all the time，Described oil cylinder includes cylinder body and piston rod，Described cylinder body is horizontally fixed on cylinder support，Described cylinder support is arranged on support plinth，One end of described piston rod connects sliding cam，Valve port A and valve port B it is provided with on described oil cylinder，Valve port C it is provided with on described reversal valve、Valve port D、Valve port E、Valve port F，The valve port A of described oil cylinder connects the valve port C of reversal valve，The valve port B of described oil cylinder connects the valve port D of reversal valve，The valve port E of described reversal valve connects one end of oil pump，The described oil pump other end connects fuel tank，The valve port E of described reversal valve is also connected with one end of overflow valve，The other end of described overflow valve connects fuel tank，The valve port F of described oil cylinder also connects oil pump.
- A kind of drafting device of drawing frame the most according to claim 1, it is characterised in that: it is additionally provided with left limit switch on described support plinth and right limit switchs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549837.0A CN106012126B (en) | 2016-07-14 | 2016-07-14 | A kind of drafting device of drawing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549837.0A CN106012126B (en) | 2016-07-14 | 2016-07-14 | A kind of drafting device of drawing frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106012126A true CN106012126A (en) | 2016-10-12 |
| CN106012126B CN106012126B (en) | 2018-01-30 |
Family
ID=57118014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610549837.0A Active CN106012126B (en) | 2016-07-14 | 2016-07-14 | A kind of drafting device of drawing frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106012126B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075661U (en) * | 1989-02-21 | 1991-04-24 | 葛估兴 | Radius curve pressure stick of drawing frame graduated curvature |
| DE102005019891A1 (en) * | 2004-05-29 | 2005-12-22 | Rieter Ingolstadt Spinnereimaschinenbau Ag | Hollow pressure rod for sliver deflection, in a drawing unit for a spinner, is connected to a pressure/suction supply with openings to clear dirt and loose fibers from the drafting field |
| CN2832844Y (en) * | 2005-08-20 | 2006-11-01 | 天门纺织机械有限公司 | Drafting device of drawing frame |
| CN103057141A (en) * | 2012-12-18 | 2013-04-24 | 河海大学常州校区 | Toggle rod hydraulic press |
| CN205954176U (en) * | 2016-07-14 | 2017-02-15 | 浙江卓怡纺织有限公司 | Drafting device of drawing frame |
-
2016
- 2016-07-14 CN CN201610549837.0A patent/CN106012126B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075661U (en) * | 1989-02-21 | 1991-04-24 | 葛估兴 | Radius curve pressure stick of drawing frame graduated curvature |
| DE102005019891A1 (en) * | 2004-05-29 | 2005-12-22 | Rieter Ingolstadt Spinnereimaschinenbau Ag | Hollow pressure rod for sliver deflection, in a drawing unit for a spinner, is connected to a pressure/suction supply with openings to clear dirt and loose fibers from the drafting field |
| CN2832844Y (en) * | 2005-08-20 | 2006-11-01 | 天门纺织机械有限公司 | Drafting device of drawing frame |
| CN103057141A (en) * | 2012-12-18 | 2013-04-24 | 河海大学常州校区 | Toggle rod hydraulic press |
| CN205954176U (en) * | 2016-07-14 | 2017-02-15 | 浙江卓怡纺织有限公司 | Drafting device of drawing frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106012126B (en) | 2018-01-30 |
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Address after: Jiaxing City, Zhejiang Province, Tongxiang City Tongde 314500 Indus Street Road Economic Development Zone No. 852 Patentee after: Zhejiang Zhuoyi Textile Technology Co., Ltd Address before: Jiaxing City, Zhejiang Province, Tongxiang City Tongde 314500 Indus Street Road Economic Development Zone No. 852 Patentee before: ZHEJIANG ZHUOYI TEXTILE Co.,Ltd. |