CN104746192A - Damping device for preventing yarn breakage, doffing machine and working method thereof - Google Patents
Damping device for preventing yarn breakage, doffing machine and working method thereof Download PDFInfo
- Publication number
- CN104746192A CN104746192A CN201510153062.0A CN201510153062A CN104746192A CN 104746192 A CN104746192 A CN 104746192A CN 201510153062 A CN201510153062 A CN 201510153062A CN 104746192 A CN104746192 A CN 104746192A
- Authority
- CN
- China
- Prior art keywords
- fixture
- doffer
- elastic component
- power set
- empty spool
- 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.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H9/00—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine
- D01H9/02—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine for removing completed take-up packages and replacing by bobbins, cores, or receptacles at take-up stations; Transferring material between adjacent full and empty take-up elements
- D01H9/04—Doffing arrangements integral with spinning or twisting machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a damping device for preventing yarn breakage. The damping device comprises a power device, a fixing piece and en elastic piece, wherein an output shaft of the power device is fixedly connected with the fixing piece, the power device drives the fixing piece to swing, and one end of the fixing piece is fixedly connected with the elastic piece. According to the damping device for preventing the yarn breakage, a yarn left on a spindle blade can be effectively prevented from being inserted to be broken by using the damping device when an empty bobbin is inserted, and therefore the yarn end remaining rate is improved; meanwhile, the invention further provides a doffing machine, the damping machine is arranged on the doffing machine, the empty bobbins discharged from a tube discharging cylinder of the doffing machine is not prone to break the yarns, the yarn end remaining rate is improved, and the workload of yarn connecting workers is reduced. The invention further provides a working method for the doffing machine, the yarn end remaining rate can be improved, balloon separators are not needed to be overturned, and therefore the working efficiency is improved.
Description
Technical field
The invention belongs to ring spinning apparatus technical field, specifically, relating to a kind of for preventing the buffer unit of Yarn break, doffer and method of work thereof.
Background technology
One is related to by the work of the spindle blade of fine spining machine on the empty spool sleeve that do not spin in tradition spun yarn work.Spindle blade leaves a few loop yarn line, so that spindle blade rotates upper for yarn winding empty spool during next round work, make empty spool become full spool.At present, in field of textiles, there is artificial intubate.Artificial intubate refers to be inserted empty spool on spindle blade by artificial mode.Because the control of artificial dynamics differs, the dynamics that empty spool often occurs to insert is excessive, thus the yarn stayed on spindle blade is interrupted by empty spool.So just need manually again yarn to be wrapped on spindle blade.Let the hair grow rate between 85% ~ 95% in artificial intubate.Artificial intubation way efficiency is low simultaneously, gradually for field of textiles is eliminated.At present, comparatively advanced intubation way is by automatic doffer intubate.Doffer comprises the body containing movable frame, is provided with comb cylinder in movable frame.Doffer is affiliated on fine spining machine by guide rail, and doffer is along in the process of guide rail movement, and full spool pulls up by the pipe device of grabbing of doffer, and empty spool inserts on the spindle blade of fine spining machine by comb cylinder.Empty spool falls along spindle blade.Because spindle blade has certain length, and the speed that empty spool falls increases gradually, makes empty spool may interrupt the yarn stayed on spindle blade.Let the hair grow rate between 70% ~ 90% in automatic doffer intubate, and when especially staying the yarn on spindle blade thinner, rate of letting the hair grow is lower.When the yarn that spindle blade leaves interrupts, just need the yarn of fracture to connect again, otherwise be enclosed within empty spool on spindle blade just can not effective winding yarn.Yarn interrupts the workload adding wiring to follow-up spun yarn work, lowers efficiency, affects output, causes unnecessary all kinds of wastes.
Summary of the invention
technical problem:technical problem to be solved by this invention is: provide a kind of for preventing the buffer unit of Yarn break, when plug hole spool, utilizes this buffer unit can effectively prevent empty spool from being interrupted by the yarn stayed on spindle blade, improves rate of letting the hair grow; Meanwhile, also provide a kind of doffer, this doffer arranges buffer unit, make the empty spool of discharging from doffer comb cylinder not easily interrupt yarn, improve rate of letting the hair grow, reduce wiring work workload.A kind of method of work of doffer is also provided, can rate of letting the hair grow be improved, and do not need to overturn anti-balloon plate, increase work efficiency.
technical scheme:for solving the problems of the technologies described above, one aspect of the present invention is provided for the buffer unit preventing Yarn break, this buffer unit comprises power set, fixture and elastic component, the output shaft of power set is fixedly connected with fixture, power set drive fixture to swing, and one end of fixture is fixedly connected with elastic component.
As a kind of embodiment, described power set periodically drive fixture to swing.
As a kind of embodiment, the output shaft of described power set is fixedly connected with the bottom surface of fixture.
As a kind of embodiment, described fixture is made of metal; Described elastic component is made up of plastics, polyurethane or nylon.
On the other hand, also provide a kind of doffer, this doffer comprises shakeout body, movable frame and buffer unit, and movable frame is slidably connected on shakeout body, and movable frame is provided with comb passage; Buffer unit is connected on movable frame.
As a kind of embodiment, described buffer unit comprises power set, fixture and elastic component, and power set are connected on movable frame, and one end of fixture is fixedly connected with elastic component, and the other end of fixture is movably connected on movable frame; The output shaft of power set is fixedly connected with fixture, and power set drive fixture to swing.
As a kind of embodiment, the output shaft of described power set is fixedly connected with the bottom surface of fixture.
As a kind of embodiment, described comb channel outlet is positioned at the front of elastic component, and elastic component is positioned at the below of comb channel outlet.
As a kind of embodiment, described doffer, also comprises catching device, and this catching device is fixedly connected on shakeout body, and catching device is positioned at below buffer unit.
Again on the one hand, also provide a kind of method of work of doffer, this method of work comprises the following steps:
Step 10): start doffer, utilize the pipe device of grabbing of doffer to be pulled up by the spindle blade of full spool from fine spining machine, then the comb passage of empty spool from movable frame is discharged, be inserted on spindle blade; In empty spool dropping process, utilize the buffer unit buffering empty spool be connected on movable frame, empty spool is fallen bottom spindle blade; Until doffer moves to fine spining machine end, complete the work of grabbing full spool and plug hole spool.
As a kind of embodiment, described buffer unit comprises power set, fixture and elastic component, and power set are connected on movable frame, and one end of fixture is fixedly connected with elastic component, and the other end of fixture is movably connected on movable frame; The output shaft of power set is fixedly connected with fixture, and power set drive fixture to swing.
As a kind of embodiment, the output shaft of described power set is fixedly connected with the bottom surface of fixture.
As a kind of embodiment, the process of the buffer unit buffering empty spool that described utilization is connected on movable frame is: power set periodically drive fixture and elastic component to swing, in empty spool dropping process, elastic component is to when swinging near spindle blade direction, the edge of elastic component and the wall touching of empty spool, reduce the falling speed of empty spool, when elastic component is to when swinging away from spindle blade direction, the edge of elastic component is separated with the wall of empty spool, empty spool continues to fall, until empty spool drops to bottom spindle blade.
As a kind of embodiment, the method of work of described doffer, also comprises step 20): after step 10), utilize power set by elastic component return, avoid elastic component and be inserted in the empty spool generation location conflicts on spindle blade, then doffer is repositioned to the original position on fine spining machine.
As a kind of embodiment, the method for work of described doffer, also comprises step 30): in step 20) terminate after, circulation step 10) and step 20), until doffer quits work.
beneficial effect:compared with prior art, the present invention has following beneficial effect:
(1) effectively prevent empty spool from being interrupted by the yarn stayed on spindle blade, improve rate of letting the hair grow, enhance productivity.Doffer of the present invention adds buffer unit.In the doffer course of work, empty spool is discharged from comb passage, inserts on the spindle blade of fine spining machine.In empty spool dropping process, buffer unit is utilized to cushion the falling speed of empty spool.This buffer unit reduces the falling speed of empty spool, and the probability of yarn empty spool being interrupted stay on spindle blade diminishes.Like this, when doffing, the rate of letting the hair grow of yarn is high, can enhance productivity.Adopt doffer of the present invention, let the hair grow rate between 93% ~ 97%.
(2) work of doffer has continuity, does not need to overturn anti-balloon plate.Buffer unit of the present invention comprises power set, elastic component and fixture.Utilize power set periodically to drive elastic component and fixture to swing, realize the touching of elastic component to the empty spool fallen, reduce its falling speed.Complete the work of plug hole spool at doffer after, utilize power set to be regained to away from spindle blade direction by elastic component, avoid elastic component and empty spool to produce location conflicts, make doffer can be back to its initial position on fine spining machine smoothly.In this process, do not need artificial unloading and buffer unit is installed, making the work of doffer have continuity, substantially increase the operational efficiency of equipment.Meanwhile, buffer unit is positioned at the top of balloon separator of spinning machine, like this, no matter is in spinning process, or in the process of pulling out full spool and plug hole spool, does not need to turn under anti-balloon plate, make anti-balloon plate be in the state of turning over all the time.This also increases operating efficiency.
(3) fine spining machine of different specifications is applicable to.For different fine spining machines, the guide rail of installation doffer on fine spining machine is not identical with the distance of the spindle blade on fine spining machine.Like this, the movable frame on doffer is just different to the distance of fine spining machine movement.Movable frame is wanted to make empty spool fall the spindle blade of fine spining machine from comb passage to the displacement of fine spining machine.In the present invention, buffer unit is arranged on the movable frame of doffer.Like this, the elastic plate of buffer unit is relative fixing with the comb channel outlet distance on movable frame.For different fine spining machines, as long as regulate the relative position of buffer unit and comb channel outlet, so this doffer just goes for different fine spining machines.Because buffer unit is arranged on movable frame, movable frame synchronizing moving followed by buffer unit, so, do not need exchange buffering device.If be fixed on by buffer unit on the body of doffer, so the movement of movable frame can't make buffer unit also synchronizing moving thereupon.For different fine spining machines, both needed the displacement regulating movable frame, and needed again to regulate the distance between buffer unit and spindle blade.This is just unfavorable for that same doffer goes to be applicable to different fine spining machines.
Accompanying drawing explanation
Fig. 1 is the side view of the embodiment of the present invention 1.
Fig. 2 is the top view of the embodiment of the present invention 1.
Fig. 3 is the structural representation of the embodiment of the present invention 2.
Fig. 4 is the structural representation after the embodiment of the present invention 2 and fine spining machine assemble.
Fig. 5 is the embodiment of the present invention 2 schematic diagram in the course of the work.
Have in figure: shakeout body 1, movable frame 2, buffer unit 3, power set 301, fixture 302, elastic component 303, comb passage 201, catching device 4, empty spool 5, spindle blade 6, fine spining machine 7, ring rail 701, anti-balloon plate 702, yarn 8, movable part 9.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in detail.
Embodiment 1
As depicted in figs. 1 and 2, of the present invention a kind of for preventing the buffer unit of Yarn break, comprise power set 301, fixture 302 and elastic component 303, the output shaft of power set 301 is fixedly connected with fixture 302, power set 301 drive fixture 302 to swing, and one end of fixture 302 is fixedly connected with elastic component 303.
When the buffer unit of said structure is installed, the fixture 302 in buffer unit is movably connected on the movable frame 2 of doffer by movable part 9.Movable part 9 can be bearing, hinge, spring hinge, torsion spring, sliding support or air spring.Fixture 302 can rotate around movable part.Whole buffer unit is followed movable frame 2 and is moved.
In the buffer unit of said structure, power set 301 are utilized periodically to drive fixture 302 and elastic component 303 to swing.Because the output shaft of power set 301 is connected with fixture 302, elastic component 303 is fixedly connected with fixture 302, so when power set 301 periodically drive fixture 302 to swing, elastic component 303 also swings thereupon.The swing of elastic component 303, can make its edge contact with the empty spool 5 fallen on spindle blade 6, reduces the falling speed of empty spool 5 on spindle blade 6, thus the yarn 8 be wrapped on spindle blade 6 can not be ruptured.Elastic component 303 in the course of the work, and is at least touched once from the empty spool 5 that movable frame 2 falls into spindle blade 6.2 times or 3 times can certainly be touched, reduce the falling speed of empty spool 5.
Above-mentioned power set 301 can adopt various structures.Such as, power set 301 are pneumatic cylinder, motor etc.The swing that power set 301 are mainly elastic component 303 provides power.Such as, power set are electric cylinder, and this electric cylinder is fixedly connected on movable frame, and the screw mandrel of electric cylinder is fixedly connected with fixture 302.By starting electric cylinder, screw mandrel promotes buffer unit 3 and is periodically in expansion and return state.
Preferably, power set 301 periodically drive fixture 302 to swing.That is, power set 301 periodically drive elastic component 303 to swing.Because the work of plug hole spool has continuity, so power set 301 periodically drive elastic component 303 to swing, make every root empty spool 5 in dropping process, all can touch with elastic component 303, to reduce the falling speed of empty spool 5.
Preferably, the output shaft of described power set 301 is fixedly connected with the bottom surface of fixture 302.Because empty spool 5 direction be inserted on spindle blade 6 is direction from the top down, and elastic component 303 touches the falling speed that empty spool 5 object is reduction empty spool 5, so when elastic component 303 rotates from the direction away from spindle blade 6 near the direction of spindle blade 6, its rotation direction be from bottom to top time, the direction of motion of elastic component 303 is contrary with the falling direction of empty spool 5, is conducive to the falling speed reducing empty spool 5.Therefore, the output shaft of power set 301 is connected to the bottom surface of fixture 302.Like this, when power set 301 drive elastic plate 303 to when moving near spindle blade 6 direction, the rotation direction of elastic plate 303 is from bottom to top, is conducive to the falling speed reducing empty spool 5.Certainly, if the output shaft of power set 301 is connected to the end face of fixture 302, also can reduce the falling speed of empty spool 5, be so also feasible.Such as, when utilizing elastic plate 303 to touch empty spool 5, empty spool 5 is against on spindle blade 6, reduces the decrease speed of empty spool 5.
Preferably, described fixture 302 is made of metal.Described elastic component 303 is by plastics, polyurethane, or nylon is made.Certain the present invention does not limit and necessarily makes fixture 302 or elastic component 303 by these concrete materials.Because fixture 302 needs to be connected with power set 301, and elastic component 303 is connected on fixture 302, so the material of fixture 302 can not be soft, need that there is certain degree of hardness.Elastic component 303, mainly in order to reduce the falling speed of empty spool 5, needing to contact with empty spool 5, so its material can not be too hard, need to have certain elasticity, otherwise can break empty spool 5.
Embodiment 2
As shown in Figure 3 and Figure 4, a kind of doffer, this doffer comprises shakeout body 1, movable frame 2 and buffer unit 3, and movable frame 2 is slidably connected on shakeout body 1, and movable frame 2 is provided with comb passage 201.Buffer unit 3 is connected on movable frame 2.As a kind of preferred version, buffer unit 3 comprises power set 301, fixture 302 and elastic component 303.Power set 301 are connected on movable frame 2, and one end of fixture 302 is fixedly connected with elastic component 303, and the other end of fixture 302 is movably connected on movable frame 2.The output shaft of power set 301 is fixedly connected with fixture 302, and power set 301 drive fixture 302 to swing.In Fig. 4, the direction of arrow is doffer direction of advance.In Fig. 5, the direction of advance of doffer is identical with Fig. 4.
As shown in Figure 5, in the course of the work, empty spool 5 inserts on the spindle blade 6 of fine spining machine the doffer of said structure by comb passage 201.In empty spool 5 dropping process, utilize buffer unit 3 to cushion the falling speed of empty spool 5, empty spool 5 departs from buffer unit 2, until fall bottom spindle blade 6.In the dropping process of empty spool 5, it is 1 time, more than 2 times or 2 times that buffer unit 3 and empty spool 5 touch number of times.Doffer of the present invention, by arranging buffer unit 3, reduces the falling speed of empty spool 5, and the probability of the yarn 8 empty spool 5 being interrupted stay on spindle blade 6 diminishes.Like this, when doffing, the rate of letting the hair grow of yarn 8 is high, can enhance productivity.
In the present invention, buffer unit 3 is connected on movable frame 2.Before spindle blade 6 plug hole spool 5, movable frame 2 is close to fine spining machine 7 along the guide rail on doffer body 1, and when moving to correct position, movable frame 2 stops mobile.Buffer unit 3 starts work.In the process that empty spool 5 drops on spindle blade 6, elastic component 303 at least contacts once with empty spool 5, to reduce the falling speed of empty spool 5.
In the present embodiment, fixture 302 can play the effect connecting elastic component 303.When the movable part be connected with fixture 302 directly can connect elastic component, fixture 302 can be omitted.Now, movable part and fixture 302 can be considered as one.
When doffer moves to fine spining machine end, when completing the work of grabbing full spool and plug hole spool, elastic component 303 is regained by power set, and returns the position away from fine spining machine with movable frame 2.Like this, in the process of doffer return, buffer unit 3 would not produce location conflicts with the empty spool 5 on spindle blade 6, makes doffer can be back to its original position on fine spining machine 4 smoothly.In this process, do not need artificial unloading and buffer unit 3 is installed, substantially increasing the operational efficiency of equipment.In addition, elastic component 303 is positioned at above the anti-balloon plate 702 of fine spining machine, in the process of plug hole spool, does not need anti-balloon plate to turn over for 702 times.That is, pull out in full spool, plug hole spool and spinning process whole, do not need anti-balloon plate to turn over for 702 times.This is conducive to improving operating efficiency.
In the present embodiment, the concrete structure shape of elastic component 303 is not limit, as long as can realize touching with empty spool 5, and the falling speed of restriction empty spool 5 on spindle blade 6.As preferably, elastic component 303 is laminated structure, list structure, or planar structure.Such as, elastic component 303 is the panel be made up of flexible material.Such as, this flexible material is polyurethane rubber, natural resin, or timber.Along with the development of material technology, all can be used for making elastic component 303 as long as can play to the falling speed of empty spool 5 material effectively cushioned, and be not limited to the above-mentioned several materials exemplified.
In the present embodiment, the laying of elastic component 303 can be that level is laid, and also can be tilt to lay.As preferably, elastic component 303 selection level is laid.When level is laid, elastic component 303 front end is vertical with spindle blade 6, guarantees that elastic component 303 works across distance with maximum, can contact many spindle blades 6 like this.Buffer unit 3 pairs of empty spool 5 buffer speeds are contacted by the wall of the edge of elastic component 303 with the empty spool 5 of whereabouts, and the reduction of the speed of empty spool 5 is realized.According to the operating frequency of power set 301, same empty spool, elastic component 303, in its dropping process, can contact 1 time, more than 2 times or 2 times.
Preferably, the output shaft of described power set 301 is fixedly connected with the bottom surface of fixture 302.Because the empty spool direction be inserted on spindle blade 6 is direction from the top down, and elastic component 303 to touch empty spool 5 object be reduce empty spool 5 falling speed, so when the rotation direction of elastic component 303 be from bottom to top time, its direction of motion is contrary with the falling direction of empty spool 5, is conducive to reducing its falling speed.Therefore, the output shaft of power set 301 is connected to the bottom surface of fixture 302.Certainly, if the output shaft of power set 301 is connected to the end face of fixture 302, also can reduce the falling speed of empty spool 5, be so also feasible.Such as, when utilizing elastic plate 303 to touch empty spool 5, empty spool 5 is against on spindle blade 6, reduces the decrease speed of empty spool 5.
Preferably, along doffer direction of advance, comb passage 201 outlet is positioned at the front of elastic component 303, and elastic component 303 is positioned at the below that comb passage 201 exports.Empty spool 5 exports from comb passage 201 and discharges, and fall on spindle blade 6, power set 301 drive elastic component 303 to touch empty spool 5, reduce the decrease speed of empty spool 5.In the process, doffer body 1 runs in advance.Comb passage 201 outlet is arranged on the front of elastic component 303, and elastic component 303 is positioned at the below that comb passage 201 exports, and can realize utilizing elastic component 303 to touch the empty spool 5 be inserted on spindle blade 6, reduce the object of its speed.
Preferably, in order to avoid the empty spool 5 of plug hole arbitrarily drops, doffer of the present invention also comprises catching device 4.This catching device 4 is fixedly connected on shakeout body 1, and catching device 4 is positioned at below buffer unit 3.Catching device 4 is relative with the ring rail 701 of fine spining machine, and the distance between the ring rail 701 of catching device 4 and fine spining machine is less than the diameter of empty spool 5.Like this, when empty spool 5 plug hole, catching device 4 can catch empty spool 5, avoids it arbitrarily to drop on the ground, is convenient to collect.
Embodiment 3
A method of work for doffer, comprises the following steps:
Step 10): start doffer, utilize the pipe device of grabbing of doffer to be pulled up by the spindle blade of full spool from fine spining machine, then the comb passage 201 of empty spool 5 from movable frame is discharged, be inserted on spindle blade 6; In empty spool 5 dropping process, utilize the buffer unit 3 be connected on movable frame 2 to cushion empty spool 5, reduce the falling speed of empty spool 5, empty spool 5 is fallen bottom spindle blade; Until doffer moves to fine spining machine 7 end, complete the work of grabbing full spool and plug hole spool.
In said method, the buffer unit 3 adopted comprises power set 301, fixture 302 and elastic component 303, power set 301 are connected on movable frame 2, and one end of fixture 302 is fixedly connected with elastic component 303, and the other end of fixture 302 is movably connected on movable frame 2; The output shaft of power set 301 is fixedly connected with fixture 302, and power set 301 drive fixture 302 to swing.As preferably, the output shaft of power set 301 is fixedly connected with the bottom surface of fixture 302.Like this, because empty spool 5 direction be inserted on spindle blade 6 is direction from the top down, and the rotation direction of elastic component 303 be from bottom to top time, its direction of motion is contrary with the falling direction of empty spool 5, is conducive to reducing empty spool 5 falling speed.Therefore, the output shaft of power set 301 is connected to the bottom surface of fixture 302.Certainly, if the output shaft of power set 301 is connected to the end face of fixture 302, also can reduce the falling speed of empty spool 5, be so also feasible.
In this method of work, utilize buffer unit 3 to cushion the falling speed of empty spool 5, when empty spool 5 is fallen bottom spindle blade 6, the yarn 8 stayed on spindle blade 6 can not be interrupted.In this process, power set 301 periodically drive fixture 302 and elastic component 303 to swing, in empty spool 5 dropping process, elastic component 303 is to when swinging near spindle blade 6 direction, and the edge of elastic component 303 and the wall touching of empty spool 5, reduce the falling speed of empty spool 5, when elastic component 303 is to when swinging away from spindle blade 6 direction, the edge of elastic component 303 is separated with the wall of empty spool 5, and empty spool 5 continues to fall, until empty spool 5 drops to bottom spindle blade 6.
Empty spool 5, being inserted into after on spindle blade 6, in its dropping process, being subject to the touching of elastic component 303, reducing falling speed, making empty spool 5 when falling bottom spindle blade 6, can not cause the dialysis of yarn 7.Preferably, elastic component 303 and empty spool 5 touch once, twice or three times.The object of touching is exactly the decrease speed in order to reduce empty spool 5, avoids empty spool 5 to interrupt yarn 8.
In order to move to fine spining machine 4 end at doffer, when completing the work of grabbing full spool and plug hole spool, doffer can smoothly along guide rail return to the original position of fine spining machine 4, above-mentioned method of work also comprises step 20): after step 10), utilize power set 301 by elastic component 303 return, avoid elastic component 303 and the empty spool 5 be inserted on spindle blade 6 to produce location conflicts, then doffer is repositioned to the original position on fine spining machine 7.Elastic component 303 return refers to and utilizes power set 301 to be regained to the direction away from fine spining machine 7 by elastic component 303.
The work of doffer is constantly circulation, and in order to provide operating efficiency, above-mentioned method of work also comprises step 30): in step 20) terminate after, circulation step 10) and step 20), until doffer quits work.
For example, the operating frequency of cylinder be 0.11 second once, the translational speed of doffer is 200mm/s, the angle 90 °-180 ° of elastic plate duty upset, when elastic plate is in extreme position and the spacing of spindle blade be less than the wall thickness of empty spool.Elastic plate number of times that each empty spool is touched 1 to 2 time.Let the hair grow rate 95% ~ 97%.
More than show and describe general principle of the present invention, principal character and advantage.Those skilled in the art should understand; the present invention is not by the restriction of above-mentioned specific embodiment; description in above-mentioned specific embodiment and description is just in order to further illustrate principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The scope of protection of present invention is defined by claims and equivalent thereof.
Claims (16)
1. one kind for preventing the buffer unit of Yarn break, it is characterized in that, this buffer unit comprises power set (301), fixture (302) and elastic component (303), the output shaft of power set (301) is fixedly connected with fixture (302), power set (301) drive fixture (302) to swing, and one end of fixture (302) is fixedly connected with elastic component (303).
2. it is characterized in that for preventing the buffer unit of Yarn break according to according to claim 1, described power set (301) periodically drive fixture (302) to swing.
3. it is characterized in that for preventing the buffer unit of Yarn break according to according to claim 1, the output shaft of described power set (301) is fixedly connected with the bottom surface of fixture (302).
4. it is characterized in that for preventing the buffer unit of Yarn break according to according to claim 1, described fixture (302) is made of metal; Described elastic component (303) is made up of plastics, polyurethane or nylon.
5. the doffer containing buffer unit according to claim 1, it is characterized in that, this doffer comprises shakeout body (1), movable frame (2) and buffer unit (3), movable frame (2) is slidably connected on shakeout body (1), and movable frame (2) is provided with comb passage (201); Buffer unit (3) is connected on movable frame (2).
6. according to doffer according to claim 5, it is characterized in that, described buffer unit (3) comprises power set (301), fixture (302) and elastic component (303), power set (301) are connected on movable frame (2), one end of fixture (302) is fixedly connected with elastic component (303), and the other end of fixture (302) is movably connected on movable frame (2); The output shaft of power set (301) is fixedly connected with fixture (302), and power set (301) drive fixture (302) to swing.
7. according to doffer according to claim 6, it is characterized in that, the output shaft of described power set (301) is fixedly connected with the bottom surface of fixture (302).
8. according to the doffer described in claim 6 or 7, it is characterized in that, along doffer direction of advance, described comb passage (201) outlet is positioned at the front of elastic component (303), and elastic component (303) is positioned at the below that comb passage (201) exports.
9. according to doffer according to claim 5, it is characterized in that, also comprise catching device (4), this catching device (4) is fixedly connected on shakeout body (1), and catching device (4) is positioned at buffer unit (3) below.
10. a method of work for doffer, is characterized in that, this method of work comprises the following steps:
Step 10): start doffer, utilize the pipe device of grabbing of doffer to be pulled up by the spindle blade of full spool from fine spining machine, then the comb passage (201) of empty spool (5) from movable frame is discharged, be inserted on spindle blade (6); In empty spool (5) dropping process, utilize the buffer unit (3) buffering empty spool (5) be connected on movable frame (2), empty spool (5) falls spindle blade (6) bottom; Until doffer moves to fine spining machine (7) end, complete the work of grabbing full spool and plug hole spool.
11. according to the method for work of doffer according to claim 10, it is characterized in that, described buffer unit (3) comprises power set (301), fixture (302) and elastic component (303), power set (301) are connected on movable frame (2), one end of fixture (302) is fixedly connected with elastic component (303), and the other end of fixture (302) is movably connected on movable frame (2); The output shaft of power set (301) is fixedly connected with fixture (302), and power set (301) drive fixture (302) to swing.
12. according to the method for work of doffer according to claim 11, and it is characterized in that, the output shaft of described power set (301) is fixedly connected with the bottom surface of fixture (302).
13. according to the method for work of doffer according to claim 10, it is characterized in that, the process of the buffer unit (3) buffering empty spool (5) that described utilization is connected on movable frame (2) is: power set (301) periodically drive fixture (302) and elastic component (303) to swing, in empty spool (5) dropping process, elastic component (303) is to when swinging near spindle blade (6) direction, the edge of elastic component (303) and the wall touching of empty spool (5), reduce the falling speed of empty spool (5), when elastic component (303) is to when swinging away from spindle blade (6) direction, the edge of elastic component (303) is separated with the wall of empty spool (5), empty spool (5) continues to fall, until empty spool (5) drops to spindle blade (6) bottom.
14., according to the method for work of doffer according to claim 13, is characterized in that, described elastic component (303) and empty spool (5) touching once, twice or three times.
15. according to the method for work of doffer according to claim 10, it is characterized in that, also comprise step 20): after step 10), utilize power set (301) by elastic component (303) return, avoid elastic component (303) and be inserted in empty spool (5) the generation location conflicts on spindle blade (6), then doffer is repositioned to the original position on fine spining machine (7).
16., according to the method for work of doffer according to claim 15, is characterized in that, also comprise step 30): in step 20) terminate after, circulation step 10) and step 20), until doffer quits work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153062.0A CN104746192B (en) | 2015-04-01 | 2015-04-01 | Buffer unit, doffer and its method of work for preventing Yarn break |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153062.0A CN104746192B (en) | 2015-04-01 | 2015-04-01 | Buffer unit, doffer and its method of work for preventing Yarn break |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104746192A true CN104746192A (en) | 2015-07-01 |
| CN104746192B CN104746192B (en) | 2017-10-27 |
Family
ID=53586417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510153062.0A Active CN104746192B (en) | 2015-04-01 | 2015-04-01 | Buffer unit, doffer and its method of work for preventing Yarn break |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104746192B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080773A (en) * | 1976-02-24 | 1978-03-28 | B.V. Machinefabriek M. Brouwer & Co. | Apparatus for filling a receptacle, particularly with spinning bobbins |
| CN101818394A (en) * | 2010-05-05 | 2010-09-01 | 清华大学 | Device for automatically transporting, discharging and inserting pipe of doffer |
| CN202022623U (en) * | 2010-12-29 | 2011-11-02 | 山东华兴纺织集团有限公司 | Automatic bobbin winder |
| CN203238383U (en) * | 2013-04-24 | 2013-10-16 | 侯国阳 | Buffer device capable of preventing yarn from being broken |
| CN102414353B (en) * | 2009-11-04 | 2013-11-13 | 铜陵市松宝机械有限公司 | Automatic doffer for ring spinning machine |
| CN203960442U (en) * | 2014-07-17 | 2014-11-26 | 浙江新澳纺织股份有限公司 | Fine spining machine automatic doffing servicing unit |
| CN204550881U (en) * | 2015-04-01 | 2015-08-12 | 铜陵松宝智能装备股份有限公司 | A kind of for preventing buffer unit and the doffer of Yarn break |
-
2015
- 2015-04-01 CN CN201510153062.0A patent/CN104746192B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080773A (en) * | 1976-02-24 | 1978-03-28 | B.V. Machinefabriek M. Brouwer & Co. | Apparatus for filling a receptacle, particularly with spinning bobbins |
| CN102414353B (en) * | 2009-11-04 | 2013-11-13 | 铜陵市松宝机械有限公司 | Automatic doffer for ring spinning machine |
| CN101818394A (en) * | 2010-05-05 | 2010-09-01 | 清华大学 | Device for automatically transporting, discharging and inserting pipe of doffer |
| CN202022623U (en) * | 2010-12-29 | 2011-11-02 | 山东华兴纺织集团有限公司 | Automatic bobbin winder |
| CN203238383U (en) * | 2013-04-24 | 2013-10-16 | 侯国阳 | Buffer device capable of preventing yarn from being broken |
| CN203960442U (en) * | 2014-07-17 | 2014-11-26 | 浙江新澳纺织股份有限公司 | Fine spining machine automatic doffing servicing unit |
| CN204550881U (en) * | 2015-04-01 | 2015-08-12 | 铜陵松宝智能装备股份有限公司 | A kind of for preventing buffer unit and the doffer of Yarn break |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104746192B (en) | 2017-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101891085B (en) | Method and device for uniformly controlling unwinding tension of automatic winder | |
| CN204550881U (en) | A kind of for preventing buffer unit and the doffer of Yarn break | |
| CN104003248A (en) | Method of optimizing internal negative pressure of vacuum device of textile machine for making cross wound bobbins | |
| CN109385703A (en) | Open-end spinning frame | |
| CN206569817U (en) | A kind of sutomatic winding machine | |
| CN104746192A (en) | Damping device for preventing yarn breakage, doffing machine and working method thereof | |
| CN106868661A (en) | A kind of tricot machine broken string twining device | |
| CN101581004A (en) | Knot preventing device of strong twisted yarn | |
| CN204434819U (en) | A kind ofly effectively can improve the doffer of rate of letting the hair grow that doffs | |
| CN201737526U (en) | Tension device of automatic bobbin winder for uniformly controlling unwinding operation | |
| CN104499126A (en) | Doffing machine capable of effectively improving doffing tailing rate and work method thereof | |
| CN202542583U (en) | Shock-absorption and reversing collection device of spun yarn bobbins | |
| CN210824902U (en) | Fine-twined bobbin yarn conveying system | |
| CN208899068U (en) | A kind of cotton synthetic fibre silk and the compound elasticizer of staple | |
| CN206447405U (en) | A kind of up- coiler | |
| CN202156830U (en) | Automatic spooling and yarn-reversing machine in cotton spinning enterprise | |
| CN206437701U (en) | A kind of auto reeling head | |
| CN207193468U (en) | The adjustable drawing-off hitch gear of intelligent combing machine | |
| CN209619521U (en) | Cutting machine is used in a kind of processing of polyester fiber | |
| CN205187500U (en) | Tension yarn storage device | |
| CN201826068U (en) | Bobbin release preventive device | |
| CN201817613U (en) | Bobbin device | |
| CN205188520U (en) | Automatic bar breaking apparatus of drawing frame | |
| CN118461213B (en) | Yarn feeding mechanism of circular knitting machine | |
| CN205329248U (en) | Frequency conversion control speed control system of mechanism doffs in spinning frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |