CN205954176U - Drafting device of drawing frame - Google Patents
Drafting device of drawing frame Download PDFInfo
- Publication number
- CN205954176U CN205954176U CN201620736172.XU CN201620736172U CN205954176U CN 205954176 U CN205954176 U CN 205954176U CN 201620736172 U CN201620736172 U CN 201620736172U CN 205954176 U CN205954176 U CN 205954176U
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- CN
- China
- Prior art keywords
- roller
- valve port
- pressure bar
- valve
- cylinder
- 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
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- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model provides a drafting device of drawing frame belongs to spinning machine technical field. It includes roller mechanism and intermittent type rotation pressure bar mechanism, roller mechanism includes first roller subassembly and second roller subassembly, intermittent type rotation pressure bar establishment of institution is between first roller subassembly and second roller subassembly, the pressure bar setting of intermittent type rotation pressure bar mechanism is in the one end of output shaft, one way clutch sets up on the output shaft, one way clutch's the outside is provided with the gyro wheel counter roll, the rotatable setting of gyro wheel is in the one end of gyro wheel counter roll, the gyro wheel counter roll is connected to the one end of spring, support base is connected to the other end, the sliding cam slidable sets up on support base, the gyro wheel keeps the laminating with sliding cam all the time under the effect of spring, the cylinder body level of hydro -cylinder is fixed on the hydro -cylinder support, sliding cam is connected to the one end of piston rod. The utility model discloses utilize the draft of intermittent type rotation pressure bar curve, has not only reduced the long -pending flower of pressure bar, moreover greatly reduced the yarn defect.
Description
Technical field
The utility model is related 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 improving its long segment uniformity, reduces weight simultaneously
Irregularity, makes the straightening of fibers in strip parallel, reduces crotch, makes fineness meet regulation, makes variety classes or different quality
Raw material is mixed evenly, and reaches the mixing ratio of regulation.Drawing frame by feeding part, drawing-off part, become bar part and some automatically fill
The composition such as put.At present, the drafting system of almost all of new drawing frame all employs pressure bar curve drawing, pressure bar curve
The essence of drawing-off is exactly to install a pressure bar between first, second roller of main drawing area additional, forces yarn stroke bending channel,
Constitute curve drawing.Additional friction force circle being produced by pressure bar, leads to strengthen the control action to floating fiber, bends simultaneously
Passage also increased the tightness degree of yarn, so that the cohesive force between fiber is increased, be conducive to the extended parallelization of fiber.Mesh
Before, drawing-off part is all pressurizeed using fixing pressure bar, but fixing pressure bar easily produces long-pending flower, and produces yarn
Defect.
Utility model content
The purpose of this utility model is to provide a kind of drafting device of drawing frame, is led using intermittent-rotation formula pressure bar curve
Stretch, not only decrease the long-pending flower of pressure bar, and greatly reduce yarn defect.
The utility model solves its technical problem and be employed technical scheme comprise that：
A kind of drafting device of drawing frame, it includes roller mechanism and intermittent-rotation formula pressure bar mechanism, described roller mechanism
Including first roller assembly and the second roller component, described first roller assembly includes the first steel roller and the first rubber roll, institute
State the first steel roller and the first rubber roll is all rotatably arranged, and the first steel roller is located at the top of the first rubber roll, described
Second roller component is arranged on the side of first roller assembly, and described second roller component includes the second steel roller and the second glue
Roller, described second steel roller and the second rubber roll are all rotatably arranged, and the second steel roller is located 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
Li Bang mechanism includes pressure bar, output shaft, the first shaft stool, the second shaft stool, one-way clutch, roller fulcrum, roller, slip
Cam, support plinth, spring, oil cylinder, cylinder support, reversal valve, oil pump, pressure-reducing valve, fuel tank, described first shaft stool and second
Shaft stool is fixed on support plinth, and described output shaft is rotatably provided on the first shaft stool and the second shaft stool, described pressure
Power rod is arranged on one end of output shaft, and described one-way clutch is arranged on output shaft, the outside setting of described one-way clutch
There is roller fulcrum, described roller is rotatably provided in one end of roller fulcrum, and one end of described spring connects roller fulcrum, another
End connects support plinth, and described sliding cam is slidably arranged on support plinth, and roller is all the time and sliding under the action of the spring
Moving cam keeps laminating, and described oil cylinder includes cylinder body and piston rod, and described cylinder body is horizontally fixed on cylinder support, described oil cylinder
Bearing is arranged on support plinth, and one end of described piston rod connects sliding cam, and described oil cylinder is provided with valve port A and valve port
B, described reversal valve is provided with valve port C, valve port D, valve port E, valve port F, and 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, and the valve port E of described reversal valve connects one end of oil pump, and described oil pump is another
End connects fuel tank, and the valve port E of described reversal valve is also connected with one end of overflow valve, and the other end of described overflow valve connects fuel tank, institute
The valve port F stating oil cylinder also connects oil pump.
Further, described support plinth is additionally provided with left limit switch and right limit switch.
Compared to the prior art the utility model, has advantages below and effect：Sliver is in first roller assembly and second
Realize drawing-off, operation of oil pump between roller component, after the hydraulic oil pressurization in fuel tank, enter valve port B, the work of oil cylinder from reversal valve
Stopper rod stretches out, and promotes sliding cam to left movement, and under the drive of sliding cam, roller drives one-way clutch by roller fulcrum
Device rotates, the rod revolution of output shaft rotating belt dynamic pressure.After reversal valve commutation, hydraulic oil enters valve port A, the work of oil cylinder from reversal valve
Stopper rod is retracted, and drives sliding cam to move right, and now, under the action of the spring, roller fulcrum drives one-way clutch reverse
Rotate, now, output shaft does not make gyration, and helicoid pressure bar effectively reduces long-pending flower.It is additionally provided with support plinth
Left limit switch and right limit switch, realize to the spacing of sliding cam right position it is ensured that the angle of revolution of pressure bar.This
Utility model utilizes intermittent-rotation formula pressure bar curve drawing, not only decreases the long-pending flower of pressure bar, and greatly reduces yarn
Defect.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic diagram of the utility model intermittent-rotation formula pressure bar mechanism.
In 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.
One shaft stool, 12. second shaft stools, 13. one-way clutch, 14. roller fulcrums, 15. rollers, 16. sliding cams, 17. supportings
Base, 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 limits are opened
Close, 34. right limit switches.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are right
Of the present utility model explain and the utility model is not limited to following examples.
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 machine
Structure 2, described roller mechanism 1 includes first roller assembly 3 and the second roller component 4, and described first roller assembly 3 includes the first steel
Matter roller 5 and the first rubber roll 6, described first steel roller 5 and the first rubber roll 6 are all rotatably arranged, and the first steel roller 5
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 group
Part 4 includes the second steel roller 7 and the second rubber roll 8, and described second steel roller 7 and the second rubber roll 8 are all rotatably arranged, and
Second steel roller 7 is located at the top of the second rubber roll 8.Described intermittent-rotation formula pressure bar mechanism 2 is arranged on first roller assembly 3
With second between roller component 4, described intermittent-rotation formula pressure bar mechanism 2 includes pressure bar 9, output shaft 10, the first shaft stool
11st, the 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, pressure-reducing valve 23, fuel tank 24, described first shaft stool 11 and the second axle prop up
Seat 12 is fixed on support plinth 17, and 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, and described one-way clutch 13 is arranged on output shaft 10, described one-way clutch
The outside of device 13 is provided with roller fulcrum 14, and described roller 15 is rotatably provided in one end of roller fulcrum 14, described spring 18
One end connect roller fulcrum 14, the other end connects support plinth 17, and described sliding cam 16 is slidably arranged on support plinth
On 17, roller 15 keeps laminating with sliding cam 16 in the presence of spring 18 all the time.It is additionally provided with described support plinth 17
Left limit switch 33 and right limit switch 34, realize to the spacing of sliding cam 16 right position it is ensured that the revolution of pressure bar 9
Angle.Described oil cylinder 19 includes cylinder body 25 and piston rod 26, and described cylinder body 25 is horizontally fixed on cylinder support 20, described oil cylinder
Bearing 20 is arranged on support plinth 17.One end of described piston rod 26 connects sliding cam 16.It is provided with described oil cylinder 19
Valve port A27 and valve port B28, described reversal valve 21 is provided with valve port C29, valve port D30, valve port E31, valve port F32, described oil cylinder
19 valve port A27 connects the valve port C29 of reversal valve 21, and the valve port B28 of described oil cylinder 19 connects the valve port D30 of reversal valve 21, institute
The valve port E31 stating reversal valve 21 connects one end of oil pump 22, and described oil pump 22 other end connects fuel tank 24, described reversal valve 21
Valve port E31 is also connected with one end of overflow valve 23, and the other end of described overflow valve 23 connects fuel tank 24, the valve port of described oil cylinder 19
F32 also connects oil pump 22.
By technique scheme, when a kind of drafting device of drawing frame of the utility model uses, sliver is in first roller group
Realize drawing-off between part 3 and the second roller component 4, oil pump 22 works, enter from reversal valve 21 after the hydraulic oil pressurization in fuel tank 24
Enter valve port B28, the piston rod 26 of oil cylinder 19 stretches out, promote sliding cam 16 to left movement, under the drive of sliding cam 16, rolling
Wheel 15 drives one-way clutch 13 to rotate by roller fulcrum 14, output shaft 10 rotating belt dynamic pressure rod 9 revolution.Reversal valve 21 changes
Backward, hydraulic oil enters valve port A27 from reversal valve 21, and the piston rod 26 of oil cylinder 19 is retracted, and drives sliding cam 16 to move right,
Now, in the presence of spring 18, roller fulcrum 14 drives one-way clutch 13 to rotate backward, and now, output shaft 10 does not return
Transhipment is dynamic, and helicoid pressure bar 9 effectively reduces long-pending flower.The utility model utilizes intermittent-rotation formula pressure bar 9 curve drawing,
Not only decrease the long-pending flower of pressure bar 9, and greatly reduce yarn defect.
Above content described in this specification is only to the utility model example explanation.The utility model
Person of ordinary skill in the field can make various modifications or supplement or adopt class to described specific embodiment
As mode substitute, the content without departing from the utility model specification or surmount model defined in the claims
Enclose, protection domain of the present utility model all should be belonged to.
Claims (2)
1. a kind of drafting device of drawing frame it is characterised 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, and described first roller assembly includes the first steel roller and first
Rubber roll, described first steel roller and the first rubber roll are all rotatably arranged, and the first steel roller is located at the upper of the first rubber roll
Side, described second roller component is arranged on the side of first roller assembly, and described second roller component includes the second steel roller
With the second rubber roll, described second steel roller and the second rubber roll are all rotatably arranged, and the second steel roller is located at the second glue
The top of roller, described intermittent-rotation formula pressure bar mechanism is arranged between first roller assembly and the second roller component, described between
Swinging of having a rest pressure bar mechanism includes pressure bar, output shaft, the first shaft stool, the second shaft stool, one-way clutch, roller prop up
Axle, 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, and described output shaft is rotatably provided in the first shaft stool and the second axle props up
On seat, described pressure bar is arranged on one end of output shaft, and described one-way clutch is arranged on output shaft, described one-way clutch
Outside be provided with roller fulcrum, described roller is rotatably provided in one end of roller fulcrum, and one end of described spring connects rolling
Wheel fulcrum, the other end connects support plinth, and described sliding cam is slidably arranged on support plinth, and roller is in the effect of spring
Under keep laminating with sliding cam all the time, described oil cylinder includes cylinder body and piston rod, and described cylinder body is horizontally fixed on cylinder support
On, described cylinder support is arranged on support plinth, and one end of described piston rod connects sliding cam, and described oil cylinder is provided with
Valve port A and valve port B, described reversal valve is provided with valve port C, valve port D, valve port E, valve port F, and the valve port A connection of described oil cylinder is changed
To the valve port C of valve, the valve port B of described oil cylinder connects the valve port D of reversal valve, and the valve port E of described reversal valve connects one end of oil pump,
The described oil pump other end connects fuel tank, and the valve port E of described reversal valve is also connected with one end of overflow valve, the other end of described overflow valve
Connect fuel tank, the valve port F of described oil cylinder also connects oil pump.
2. a kind of drafting device of drawing frame according to claim 1 it is characterised in that：It is additionally provided with described support plinth
Left limit switch and right limit switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736172.XU CN205954176U (en) | 2016-07-14 | 2016-07-14 | Drafting device of drawing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736172.XU CN205954176U (en) | 2016-07-14 | 2016-07-14 | Drafting device of drawing frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205954176U true CN205954176U (en) | 2017-02-15 |
Family
ID=57970573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620736172.XU Expired - Fee Related CN205954176U (en) | 2016-07-14 | 2016-07-14 | Drafting device of drawing frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205954176U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012126A (en) * | 2016-07-14 | 2016-10-12 | 浙江卓怡纺织有限公司 | Drafting device of drawing frame |
| CN111485306A (en) * | 2020-05-08 | 2020-08-04 | 王金波 | Coordinated type yarn drafting arrangement of tractive effort adjustable |
| CN114481378A (en) * | 2022-02-08 | 2022-05-13 | 张家港宇新羊毛工业有限公司 | Carding sliver making process for short and coarse wool |
-
2016
- 2016-07-14 CN CN201620736172.XU patent/CN205954176U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012126A (en) * | 2016-07-14 | 2016-10-12 | 浙江卓怡纺织有限公司 | Drafting device of drawing frame |
| CN106012126B (en) * | 2016-07-14 | 2018-01-30 | 浙江卓怡纺织有限公司 | A kind of drafting device of drawing frame |
| CN111485306A (en) * | 2020-05-08 | 2020-08-04 | 王金波 | Coordinated type yarn drafting arrangement of tractive effort adjustable |
| CN111485306B (en) * | 2020-05-08 | 2022-08-23 | 虹安纺织(淮安)有限公司 | Coordinated type yarn drafting arrangement of tractive effort adjustable |
| CN114481378A (en) * | 2022-02-08 | 2022-05-13 | 张家港宇新羊毛工业有限公司 | Carding sliver making process for short and coarse wool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20200714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |