CN103556322A - Bottom yarn beating manipulator - Google Patents
Bottom yarn beating manipulator Download PDFInfo
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- CN103556322A CN103556322A CN201310548616.8A CN201310548616A CN103556322A CN 103556322 A CN103556322 A CN 103556322A CN 201310548616 A CN201310548616 A CN 201310548616A CN 103556322 A CN103556322 A CN 103556322A
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Abstract
The invention belongs to a bottom yarn beating manipulator, which comprises a mechanical arm driven by a driving device and a bottom yarn beating friction roll; the mechanical arm can be rotated up and down; a yarn guide, a yarn cutter and a yarn sucking device are sequentially arranged at the front end of the mechanical arm from top to bottom; yarns can be obtained and can be restrained between a bobbin and a creel by all the devices under the driving of a main cylinder and an auxiliary cylinder of the mechanical arm; after the yarns are fixed, the driving device pushes the bottom yarn beating friction roll to approach to the bobbin and drive the bobbin to rotate, so the yarns are finally wound on the bobbin to form bottom yarns with parallel yarn beams. According to the bottom yarn beating manipulator, the unnecessary jointing procedure in the bottom yarn winding process is reduced, and a jointing device is also omitted. The equipment structure is simplified, the equipment cost is reduced, and the bottom yarn beating process is simplified. As the yarns are directly guided onto the empty bobbin to be wound to form the bottom yarns, so the condition that the yarns and the bottom yarns on the same bobbin are not consistent in quality is avoided, and the quality of a subsequently woven fabric is ensured.
Description
Technical field
The invention belongs to textile machine, relate to a kind ofly after spinning machine doffs, yarn is wound to the device that new bobbin completes bottoming, be specially a kind of bottoming yarn manipulator.
Background technology
In spinning process, when bobbin holds after full yarn, need to change empty bobbin.For yarn can be wrapped on bare bobbin smoothly, the solution providing in prior art is: first, doffing device is provided seed yarn for oneself and is wound to and on bare bobbin, forms filling; Secondly, after filling has been wound around, by piecing devices, the spun yarn of frame is guided downwards; Finally, piecing devices are yarn and filling joint, working properly the carrying out of spinning.
From the above, in prior art, in order to guarantee that yarn can be wound on bare bobbin smoothly, adopted and in filling function and piecing devices, drawn the function of yarn and joint in doffing device.Existing like this problem is: the seed yarn that 1, doffing device is provided for oneself cannot guarantee consistent with the spun yarn quality of spinning machine, can directly have influence on like this fabric quality of follow-up manufacture.2, the joint quantity due to yarn can affect the quality of fabric equally, so require joint quantity more few better.And according to prior art, yarn, in being wound to the process of bare bobbin, cannot be eliminated this joint existing between yarn and filling all the time.3, because piecing devices are wound to indispensable in bare bobbin flow process at existing yarn, so concerning whole spinning unit, there will be the many and baroque problem of equipment, and then equipment cost is increased.4, filling only need to be wound around when doffing, and single ingot was about 3～4 times around filling in 24 hours, but joint is at least more than 12 times, will cause like this coordinating the piecing devices utilization rate around filling synchronous working low.
Summary of the invention
In view of this, the present invention proposes a kind of bottoming yarn manipulator, can directly yarn be wound on bare bobbin, guarantees the uniformity of yarn quality on bobbin.In addition, omit the operation of yarn and filling joint, and then reduce piecing devices indispensable in this flow process, to reach the object that has reduced number of devices and equipment cost.
The technical solution adopted for the present invention to solve the technical problems is: a kind of bottoming yarn manipulator, comprise the cam link drive unit by automatic controlling system, and the mechanical arm being driven by cam link drive unit and bottoming yarn friction roller; The rear end of mechanical arm is hinged in frame, and arm body is connected with cam link drive unit, and under the drive of cam link drive unit, mechanical arm can rotate up and down; The front end of mechanical arm is connected with bent plate support, thread-carrier, yarn suction means is installed on bent plate support and cuts yarn device; Bottoming yarn friction roller under the drive of cam link drive unit can near or away from bobbin; Wherein:
Mechanical arm comprises swing arm, cylinder block, master cylinder and assistant cylinder, master cylinder is arranged on cylinder block, the front end connecting bending board mount of master cylinder piston bar, assistant cylinder is arranged on the side of bent plate support, the piston rod of two cylinders is parallel, and the piston rod of assistant cylinder exceeds the front end of master cylinder piston bar after stretching out; One end and the frame of swing arm are hinged, and the other end and cylinder block are hinged; Swing arm and cylinder block are respectively equipped with pull bar connector, for being connected with cam link drive unit;
Yarn suction means comprises suction nozzle, suction pipe and negative pressure appendix; There is a sleeve pipe suction pipe outside, and suction pipe is plugged in sleeve pipe and with sleeve pipe and forms slipper seal structure; Sleeve pipe is set in parallel in master cylinder below and fixes with cylinder block; Suction pipe is fixedly connected with suction nozzle by suction nozzle latch segment; The upper end of suction nozzle latch segment is fixedly connected with the lower end of bent plate support; Sleeve pipe is connected with outside negative pressure device by negative pressure appendix; Suction nozzle is positioned at the below of bent plate support;
Thread-carrier comprises upper strata thread-carrier and the lower floor's thread-carrier be arrangeding in parallel up and down; Upper strata thread-carrier comprises one section of straight guide arm, and the rear end of straight guide arm and bent plate support are fixed, and front end has the revers turn part of an inflection to the back-end, and this revers turn part forms one and holds yarn chamber; Lower floor's thread-carrier comprises that one section to the inclination guide arm of revers turn part lopsidedness, the rear end of this inclination guide arm and the connecting plate on assistant cylinder piston rod are fixed, the yarn guiding trough that is provided with an inclination in the position near inclination guide arm rear end, the trend of yarn guiding trough is consistent with the incline direction of inclination guide arm; The bottom of yarn guiding trough is also provided with one and holds yarn chamber; The front end of inclination guide arm is provided with the guide catch that bending makes progress; When assistant cylinder stretches out, revers turn part seals yarn guiding trough, and upper and lower two are held the thread guide eyelet that yarn chamber overlaps to form a sealing; Thread-carrier is positioned at the top of bent plate support;
Cut yarn device and comprise holder, bottom knife, top blade, pressing plate and actuating arm; Holder is fixed on the connecting plate of assistant cylinder piston rod; The bottom surface of holder is vertically fixed with main hinge axle; Bottom knife, top blade and pressing plate are socketed on main hinge axle successively; Bottom knife is fixed on holder; Top blade and pressing plate are fixed, and can rotate around main hinge axle; Lower top blade forms a sheared edge, holder with on pressing plate, be equipped with a breach that shape is consistent with sheared edge; Pressing plate is being provided with time hinge axis near a side of master cylinder, between this hinge axis and bent plate support, by driving shaft, be connected; Cutting yarn device is positioned on the bent plate support near suction nozzle top;
Bottoming yarn friction roller comprises the transverse axis being fixed in frame, transmission mechanism and the friction roller that is socketed in setting in the friction roller seat on transverse axis, the gear box that motor is installed, gear box; Motor is connected with friction roller by transmission mechanism, drives friction roller to rotate; Friction roller is arranged on the lower end of gear box, and the upper end of gear box is hinged with friction roller seat; Gear box is provided with torsion spring with the hinged position of roller seat that rubs; Bottom surface at friction roller seat is provided with limiting plate, and this limiting plate is for limiting the amplitude that gear box rotates; Friction roller seat is provided with pull bar connector, for connecting drive device.
Further, described cam link drive unit comprises camshaft and the pitman shaft that is connected with frame and is parallel to each other, and camshaft is connected with cam motor; Stationary cam on camshaft; On pitman shaft, corresponding cam position arranges connecting rod, and connecting rod and pitman shaft form matched in clearance; One end of connecting rod is connected in frame by back-moving spring; The shaft of connecting rod is provided with roller, and roller, under the effect of back-moving spring, contacts with the working face of cam all the time; The other end of connecting rod is connected with joint pull bar, and joint pull bar connects with corresponding pull bar connector.
Further, the below of described suction nozzle latch segment arranges a locating piece, and the frame of close yarn outlet is provided with corresponding groove, and this locating piece can be embedded in this groove.
Further, described section of yarn device is provided with lower spring between bottom knife and holder, is provided with upper slice spring between top blade and pressing plate; The shape of lower spring is consistent with bottom knife, and the shape of upper slice spring is consistent with top blade.
Further, the inner side of described cylinder block is provided with two locating wheels, is arranged on the position near edge under cylinder block before and after two locating wheels; In frame, interval arranges a horizontal pin and a vertical pin; Horizontal pin is before vertical pin, and horizontal pin is lower than the top of vertical pin; Locating wheel mobile maximum position backward after vertical pin restriction, the maximum position that laterally pin restriction prelocalization wheel moves down.
Beneficial effect of the present invention: because mechanical arm is provided with thread-carrier, cuts yarn device and yarn suction means, so mechanical arm can utilize said apparatus to obtain yarn from yarn outlet, and traction is downwards extremely to the target location between bobbin and bobbin cradle.Coordinate bottoming yarn friction roller to drive bobbin, yarn can directly be wrapped in and on bobbin, form filling.The present invention has reduced requisite joint operation in filling winding process, the corresponding piecing devices that also removed.Not only simplify device structure, reduced equipment cost, and simplified the flow process of bottoming yarn.In addition, because directly guiding to yarn on bare bobbin to be wound around, the present invention forms filling, thus avoided the generation of yarn and the inconsistent situation of filling quality on same bobbin, and then guarantee the fabric quality of follow-up spinning.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 bobbin and bobbin cradle be related to schematic diagram;
The structural representation of Fig. 3 mechanical arm;
Fig. 4 is the partial enlarged drawing at C place in Fig. 3;
Fig. 5 is the explosive view of mechanical arm;
Fig. 6 is the connection diagram of master cylinder and assistant cylinder;
Fig. 7 is the structural representation of thread-carrier;
Fig. 8 is the state diagram of thread-carrier constraint yarn;
Fig. 9 is for cutting the structural representation of yarn device;
Figure 10 is for cutting the explosive view of yarn device;
Figure 11 is for cutting section yarn state diagram of yarn device;
Figure 12 is the structural representation of locating wheel in limit assembly;
Figure 13 is the spacing view of limit assembly;
Figure 14 is the structural representation of bottoming yarn friction roller;
Figure 15 is the state diagram I of mechanical arm;
Figure 16 is the state diagram II of mechanical arm;
Figure 17 is the state diagram III of mechanical arm;
Figure 18 is the state diagram IV of mechanical arm;
Figure 19 is the state diagram V of mechanical arm;
Figure 20 is the state diagram VI of mechanical arm;
Figure 21 is the original state figure of mechanical arm.
In figure: 1, mechanical arm, 101, mount pad, 102, swing arm, 103, cylinder block, 104, master cylinder, 105, assistant cylinder, 106, bent plate support, 107, pull bar connector, 2, yarn suction means, 201, suction nozzle, 202, suction pipe, 203, sleeve pipe, 204, negative pressure appendix, 205, suction nozzle latch segment, 206, locating piece, 3, thread-carrier, 301, upper strata thread-carrier, 302, lower floor's thread-carrier, 303, straight guide arm, 304, revers turn part, 305, inclination guide arm, 306, yarn guiding trough, 307, thread guide eyelet, 308, bar hole, 309, lock-screw, 4, cut yarn device, 401, holder, 402, main hinge axle, 403, lower spring, 404, bottom knife, 405, top blade, 406, upper slice spring, 407, pressing plate, 408, inferior hinge axis, 409, actuating arm, 5, limit assembly, 501, locating wheel, 502, horizontal pin, 503, vertical pin, 6, bottoming yarn friction roller, 601, transverse axis, 602, friction roller seat, 603, gear box, 604, motor, 605, transmission mechanism, 606, friction roller, 607, limiting plate, 7, cam link drive unit, 701, camshaft, 702, pitman shaft, 703, cam, 704, connecting rod, 705, roller, 706, back-moving spring, 707, joint pull bar, 708, pull bar, 8, frame, 9, bobbin cradle, 10, bobbin, 11, yarn.
The specific embodiment
Core thinking of the present invention is, designs a kind of bottoming yarn manipulator, can obtain yarn and it is directly guided to bare bobbin position and implement to be wound around, and with this, avoids occurring seed yarn and the inconsistent phenomenon of yarn quality, guarantees the quality of follow-up fabric.Owing to having reduced the joint operation of seed yarn and yarn, so the Yarn connecting quantity on a bobbin will inevitably reduce one.Same because the omission of seed yarn and Yarn connecting operation can be removed piecing devices indispensable in existing equipment, with this, reach the object that reduces number of devices, simplified apparatus structure, reduces equipment cost.
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, a kind of bottoming yarn manipulator, comprises drive unit, telescopic mechanical arm 1, yarn suction means 2, thread-carrier 3, section yarn device 4 and bottoming yarn friction roller 6 by automatic controlling system.Wherein, the rear end of mechanical arm 1 is connected with frame 8 by mount pad 101; The arm body of mechanical arm 1 is connected with drive unit, can make mechanical arm 1 rotate up and down in perpendicular around mount pad 101 under the drive of drive unit; The front end of mechanical arm 1 is scalable, is fixed with bent plate support 106.This bent plate support 106, for thread-carrier 3, yarn suction means 2 and a section yarn device 4 are connected with the telescopic end of mechanical arm 1, makes mechanical arm 1 in telescopic process, can drive above-mentioned each device to carry out corresponding sports simultaneously.Thread-carrier 3, cut suction nozzle 201 in yarn device 4 and yarn suction means 2 spread configuration from top to bottom successively on bent plate support 106.
Bottoming yarn friction roller 6 is subject to the control of drive unit, can yarn by mechanical arm 1 on each device guide to behind target location, near bobbin and with the Surface Contact of bobbin, under the effect of frictional force, drive bobbin rotation.The object that bottoming yarn friction roller 6 arranges is, on cooperative mechanical arm 1, each device completes the winding of yarn on bare bobbin.
It should be noted that, the present invention carry out filling winding to as if tube subrack 9 laterally add the bare bobbin 10 of holding.As shown in a in Fig. 2, after doffing, the auxiliary equipment of spinning machine lies in a horizontal plane in bare bobbin 10 in the bobbin cradle 9 of opening.Now, the present invention can guide to yarn 11 the large end of bobbin 10 and the position between bobbin cradle 9, the i.e. place of A shown in figure.As shown in b in Fig. 2, until yarn 11, be directed to behind target location, closed barrel subrack 9 is held between the large end of bobbin 10 and bobbin cradle 9 yarn 11.Now, bottoming yarn friction roller 6 contacts with bobbin 10 and drives its rotation, makes yarn 11 be wound in parallel filling in one end of bobbin 10, i.e. the place of B shown in figure.
Parallel filling refers at the same position of the large end of bobbin concentrated around parallel warp bundle, and filling bundle will be attached to the bobbin surface with tapering securely like this.Bobbin carries out traversing while spinning of postorder again, and yarn just can be from the surface landing of tapering bobbin.Filling plays the effect that increases adhesive force.
Now each device of mentioning in the present invention is described in detail respectively, specific as follows:
Mechanical arm
As shown in Figure 3 and Figure 5, mechanical arm 1 is telescopic mechanical arm 1, comprises swing arm 102, cylinder block 103, master cylinder 104 and assistant cylinder 105.Wherein, the rear end of master cylinder 104 cylinder bodies is cylinder block 103 fixedly, and the front end of master cylinder 104 piston rods passes through fixedly assistant cylinder 105 of bent plate support 106.The cylinder body of this assistant cylinder 105 is fixed on the side of bent plate support 106.The piston rod of assistant cylinder 105 is parallel with the piston rod of master cylinder 104, and the piston rod of assistant cylinder 105 exceeds the front end of master cylinder 104 piston rods after stretching out.The both sides of swing arm 102 are respectively provided with the connecting axle of a horizontal direction, and two connecting axles lay respectively at the two ends up and down of swing arm 102.The connecting axle of swing arm 102 upper ends is connected with the mount pad 101 being fixed in frame 8, and the connecting axle of swing arm 102 lower ends is connected with cylinder block 103.On the arm body of swing arm 102 and cylinder block 103, be respectively equipped with pull bar connector 107, for being connected with drive unit.Drive lower swing arm 102 at drive unit can rotate on upper end connecting axle is in perpendicular, and cylinder block 103 and master cylinder 104 can rotate up and down around lower end connecting axle in perpendicular.Mechanical arm 1 of the present invention, for doublejointed rotates, has larger slewing area as can be seen here, and the rotation of second joint cylinder block 103 to can be considered be the adjustment to the first joint swing arm 102 rotation precision.
As can be seen from Figure 1, the drive unit that the present invention adopts is cam link drive unit 7, comprises the camshaft 701 and the pitman shaft 702 that are connected with frame 8 and are parallel to each other, and cam 703 motors are connected with camshaft 701.On camshaft 701, stationary cam 703.On pitman shaft 702, corresponding cam 703 positions arrange connecting rod 704, and connecting rod 704 forms matched in clearance with pitman shaft 702.One end of connecting rod 704 is connected in frame 8 by back-moving spring 706.The shaft of connecting rod 704 is provided with roller 705, and roller 705, under the effect of back-moving spring 706, contacts with the working face of cam 703 all the time.The other end of connecting rod 704 is connected with joint pull bar 707, and joint pull bar 707 is for connecting corresponding intrument and providing the transmission of power source for it.Cam 703, connecting rod 704 and joint pull bar 707 form a cam link group.
In mechanical arm 1, swing arm 102 and cylinder block 103 be a corresponding cam link group separately, by set separately pull bar connector 107, connects with corresponding joint pull bar 707.Motion mode and the sequence of motion that it should be noted that each device is relevant by each self-corresponding cam 703 shapes and cam 703 fixing angle on camshaft 701.
Yarn suction means
As shown in Figure 4 and Figure 5, yarn suction means 2 comprises suction nozzle 201, suction pipe 202, negative pressure appendix 204 and the outside negative pressure device that negative pressure is provided.There is a sleeve pipe 203 suction pipe 202 outsides, and suction pipe 202 is plugged in sleeve pipe 203 and with sleeve pipe 203 and forms slipper seal structure.It is fixing that sleeve pipe 203 is set in parallel in below the cylinder block 103 of master cylinder 104.Suction pipe 202 is fixedly connected with suction nozzle 201 by suction nozzle latch segment 205.The upper end of suction nozzle latch segment 205 is fixedly connected with the lower end of bent plate support 106.Sleeve pipe 203 is connected with negative pressure device by negative pressure appendix 204.For avoiding in mechanical arm 1 rotation process, negative pressure appendix 204 is bad by folding, so negative pressure appendix 204 adopts flexible pipe.When master cylinder 104 piston rods are flexible, the suction nozzle 201 being connected with bent plate support 106 can be done synchronous linear motion.Stroke and master cylinder 104 piston rods that suction pipe 202 slides are consistent.It should be noted that, in each device being connected with bent plate support 106, suction nozzle 201 is positioned at below.
When mechanical arm 1 drives suction nozzle 201 to turn to yarn outlet position, suction nozzle 201 should promptly and accurately obtain yarn 11.This just require suction nozzle 201 when aiming at yarn outlet in a stable state.In order to meet this requirement, a locating piece 206 is set below suction nozzle latch segment 205, the shelf position of close yarn outlet is provided with corresponding groove, and this locating piece 206 can be embedded in this groove and convenient inserting got.
Now the operation principle of yarn suction means 2 is described:
Yarn suction means 2 Sha roads are connected and are formed by suction nozzle 201, suction pipe 202, sleeve pipe 203, negative pressure appendix 204.When mechanical arm 1 is raised up to yarn outlet position, suction nozzle 201 is relative with yarn outlet.Now, negative pressure device is opened under the control of automatic control system, and suction nozzle 201 can suck yarn 11 to be full of in negative pressure Sha road, finally enters the refuse yarn case of negative pressure device.At mechanical arm 1, draw in the process of yarn 11 downwards, negative pressure device is always opening, until yarn 11 is added the target location being held between bobbin and bobbin cradle.
Thread-carrier
As shown in Figure 6, thread-carrier 3 comprises the upper strata thread-carrier 301He lower floor thread-carrier 302 be arrangeding in parallel up and down.Upper strata thread-carrier 301 is fixing with bent plate support 106, is static in thread-carrier 3.Lower floor's thread-carrier 302 is fixed with the connecting plate on assistant cylinder 105 piston rods, can, with the piston rod synchronization telescope of assistant cylinder 105, be dynamic in thread-carrier 3.
As shown in Figure 7, the rear end of upper strata thread-carrier 301 is fixedly connected with bent plate support 106; The stage casing of upper strata thread-carrier 301 is one section of straight guide arm 303 extending forward, and the bearing of trend of this is straight guide arm 303 is identical with piston rod movement direction; The front end of upper strata thread-carrier 301, i.e. the front end of guide arm, has the revers turn part 304 of an inflection to the back-end, and this revers turn part 304 forms one and holds yarn chamber.
The rear end of lower floor's thread-carrier 302 is fixedly connected with the piston rod of assistant cylinder 105 by connecting plate; The stage casing of lower floor's thread-carrier 302 be one to the inclination guide arm 305 of upper strata thread-carrier 301 revers turn part 304 lopsidedness, this inclination guide arm 305 is provided with the yarn guiding trough 306 of an inclination in the position near lower floor's thread-carrier 302 rear ends.The trend of yarn guiding trough 306 is consistent with the incline direction of inclination guide arm 305.The bottom of yarn guiding trough 306 is provided with equally one and holds yarn chamber.The front end of lower floor's thread-carrier 302, the front end of the guide that tilts arm 305, is provided with the guide catch that bending makes progress.It should be noted that, in each device being connected with bent plate support 106, thread-carrier 3 is positioned at the top.
Now the operation principle of thread-carrier 3 is described:
As shown in Figure 7, when the piston rod of assistant cylinder 105 is during in retracted state, the yarn guiding trough 306 of the Rong Shaqiangyu lower floor thread-carrier 302 of upper strata thread-carrier 301 and to hold between yarn chamber be path.Yarn can slide into along the inclination guide arm 305 of lower floor's thread-carrier 302 bottom of yarn guiding trough 306.
As shown in Figure 8, when the piston rod of assistant cylinder 105 is when stretching out state, upper strata thread-carrier 301 invariant positions, lower floor's thread-carrier 302 is released forward.Now, yarn guiding trough 306 sealings of the revers turn part 304Jiang lower floor thread-carrier 302 of upper strata thread-carrier 301.The appearance yarn chamber of upper strata thread-carrier 301Yu lower floor thread-carrier 302 overlaps to form the thread guide eyelet 307 of a sealing.Yarn is constrained in thread guide eyelet 307.The object that thread-carrier 3 is set is like this, because yarn will be coiled into parallel warp bundle on bobbin, so in thread-carrier 3 must constrain among a small circle by yarn.
In order to facilitate staff to adjust the positional precision of upper strata thread-carrier 301He lower floor thread-carrier 302.As shown in Figure 6, in the rear end of upper strata thread-carrier 301He lower floor thread-carrier 302, be respectively equipped with bar hole 308 and lock-screw 309.Position relationship between capable of regulating upper strata, the position thread-carrier 301He lower floor thread-carrier 302 of slip bar hole 308, screws lock-screw 309 and both can after having adjusted.
Cut yarn device
As shown in Figure 9 and Figure 10, cut yarn device 4 and comprise holder 401, bottom knife 404, top blade 405, pressing plate 407 and actuating arm 409.Connecting plate on the rear end of holder 401 and assistant cylinder 105 piston rods is fixed.On the bottom surface of holder 401, be vertically fixed with main hinge axle 402.Bottom knife 404, top blade 405 and pressing plate 407 are socketed on main hinge axle 402 successively.Wherein, bottom knife 404 is fixing with holder 401, cannot rotate around main hinge axle 402, for cutting the stationary blade of yarn device 4.Top blade 405 is fixing with pressing plate 407, can rotate around main hinge axle 402, for cutting the movable blades of yarn device 4.Bottom knife 404 is relative with the cutting edge of top blade 405, forms a sheared edge.Holder 401 with on pressing plate 407, be equipped with a breach that shape is consistent with sheared edge.Pressing plate 407 is being provided with time hinge axis 408 near a side of master cylinder 104, be connected, as shown in Figure 6 between this hinge axis 408 and bent plate support 106 by actuating arm 409.It should be noted that, in each device being connected with bent plate support 106, cut yarn device 4 and be arranged on the position near suction nozzle 201 tops.
In order to make top blade 405 and the cutting edge of bottom knife 404 keep laminating, so set up a lower sheet spring 403 between bottom knife 404 and holder 401, between top blade 405 and pressing plate 407, set up upper slice spring 406.The shape of lower spring 403 is consistent with bottom knife 404, and the shape of upper slice spring 406 is consistent with top blade 405.
Now to cutting the operation principle of yarn device 4, describe:
Because the cylinder body of assistant cylinder 105 is fixed on a side of master cylinder 104 piston rod ends by bent plate support 106, so when master cylinder 104 piston rods stretch out, the integral body of assistant cylinder 105 is synchronously driven.And assistant cylinder 105 piston rods are when stretch out, can on the basis of master cylinder 104 piston rod position, further stretch out.When the piston rod of assistant cylinder 105 is during in retracted state, the sheared edge between bottom knife 404 and top blade 405 is opened.When the piston rod of assistant cylinder 105 is when stretching out state, bottom knife 404 is released forward jointly with holder 401.And the length of top blade 405 and the driven arm 409 of pressing plate 407 meeting limits, around main hinge axle 402, to active cylinder direction, rotate.Now, the sheared edge between bottom knife 404 and top blade 405 is closed, implements shear action.As shown in figure 11.
Limit assembly
Mechanical arm 1 is implementing, after traction downwards, yarn need to be positioned at accurately to the position between bobbin and bobbin cradle 9 to yarn.This just requires the downward turned position of mechanical arm 1 should be accurate.For addressing this problem, in frame 8, near the position of mechanical arm 1 rear end, be provided with limit assembly 5.On the other hand, in mechanical arm 1 rear end, be provided with locating wheel 501 near the inner side of frame 8.Concrete structure is as follows.
Because mechanical arm 1 is for doublejointed rotates, so not only will limit the position that swing arm 102 is rotated, also to limit the position that cylinder block 103 rotates.As shown in figure 12, the inner side of cylinder block 103, a side relative with frame 8, is provided with two locating wheels 501.Two locating wheels 501 are arranged on the position near 103 times edges of cylinder block in front and back respectively.According to the needs of work location, in frame 8, interval arranges a horizontal pin 502 and a vertical pin 503.As shown in figure 13, horizontal pin 502 is before vertical pin 503, and horizontal pin 502 is lower than the top of vertical pin 503.Wherein, the locating wheel 501 that is positioned at rear is subject to the spacing of vertical pin 503, and the locating wheel 501 that is positioned at the place ahead is subject to the spacing of horizontal pin 502.The effect of vertical pin 503 is the maximum position that limit mechanical arm 1 rotates backward, and laterally the effect of pin 502 is the maximum position that limit mechanical arm 1 rotates.Laterally the distance between two locating wheels 501 of length foundation of pin 502 and vertical pin 503 is determined, as long as meet two locating wheels 501, can overlap with corresponding pin simultaneously.
Bottoming yarn friction roller
The effect of bottoming yarn friction roller 6 is, when yarn is added while being held between bare bobbin 10 and bobbin cradle 9, bottoming yarn friction roller 6, near bare bobbin 10 contact with it, drives bare bobbin 10 to rotate under the effect of frictional force.Each parts on cooperative mechanical arm 1, yarn wound in parallel forms filling to bare bobbin 10 the most at last.
As shown in figure 14, bottoming yarn friction roller 6 comprises the transverse axis 601 being fixed in frame 8, transmission mechanism 605 and the friction roller 606 that is socketed in the friction roller seat 602 on transverse axis 601, the gear box 603 that motor 604 is installed, gear box 603 interior settings.Wherein, motor 604 is connected with friction roller 606 by transmission mechanism 605, drives friction roller 606 to rotate.Friction roller 606 is arranged on the lower end of gear box 603, and the upper end of gear box 603 is hinged with friction roller seat 602.For fear of gear box 603, on friction roller seat 602, arbitrarily rotate, in the bottom surface of friction roller seat 602, be provided with limiting plate 607, this limiting plate 607 is positioned at the scope that gear box 603 rotates, the amplitude rotating for limiting gear box 603.Friction roller seat 602 is provided with pull bar connector 107, for connecting drive device.The roller seat 602 that rubs under the drive of drive unit rotates around transverse axis 601, so drive friction roller 606 near or away from bobbin 10.
For fear of friction roller 606, near bobbin, occurring the impact to bobbin, the position hinged at gear box 603 and friction roller seat 602 is provided with torsion spring.By the active force of torsion spring, guarantee that friction roller 606 is close to bobbin stably.
As can be seen from Figure 1, bottoming yarn friction roller 6 shares a drive unit with mechanical arm 1, with this, reaches the object of equipment integration, designs simplification.Therefore connecting the drive unit of bottoming yarn friction roller 6 is cam link drive unit 7, in this cam link drive unit 7, corresponding bottoming yarn friction roller 6 is provided with a cam link group.Pull bar 708 in this cam link group is connected with the pull bar connector 107 on friction roller seat 602.
The operation principle of filling friction roller 6 of now fighting each other describes:
On cam link drive unit 7, during lifting rod 708, pull bar 708 drives friction roller seats 602 upwards to rotate around transverse axis 601, and then drives friction roller 606 away from bobbin.When 7 pairs of pull bars 708 of cam link drive unit press down, pull bar 708 drives friction roller seat 602 to rotate around transverse axis 601, and then drives friction roller 606 near bobbin.Because friction roller 606 is from rotatable under the drive of motor 604, so after friction roller 606 and bobbin Surface Contact, can drive bobbin to rotate under the effect of frictional force.
Above-mentioned is just the introduction about the construction of each device in the present invention.It should be noted that, in the present invention, the duty of each device and order are subject to automatic controlling system, and when power source provides power, provides great power by automatic controlling system.Now, only for the cooperation between each apparatus structure, the course of work of the present invention is elaborated, specific as follows:
The present invention can realize the winding to bobbin filling by two operations.First operation is that yarn is guided to the target location between bobbin and bobbin cradle from yarn outlet; Second operation work, is that yarn is wound on bobbin, forms filling.
The guiding of yarn:
As shown in figure 15, after spinning machine doffs, swing arm 102 and the master cylinder 104 of drive unit driving mechanical arm 1 upwards lift simultaneously.When master cylinder 104 is during a little more than operating position, drive unit stops driving.Now, as shown in figure 16, initiatively cylinder stretches out piston rod, suction nozzle 201 is suspended to the top of yarn outlet.As shown in figure 17, drive unit drives master cylinder 104 to rotate, and by the locating piece 206 of suction nozzle 201 belows, is realized and being located on spinning machine, makes the accurate and stable sensing yarn outlet position of suction nozzle 201.Meanwhile, start negative pressure device, yarn 11 is sucked yarn road by yarn outlet by suction nozzle 201, finally enters refuse yarn case.After yarn 11 is obtained by suction nozzle 201, drive unit will be carried on master cylinder 104, and locating piece 206 and spinning machine are departed from, and the piston rod of master cylinder 104 is retracted simultaneously.As shown in figure 18, after the piston rod of master cylinder 104 bounces back completely, drive unit drives swing arm 102 to rotate, until overlap for two spacing pins in two locating wheels 501 on cylinder block 103 and frame 8.Now, mechanical arm 1 has completed location, locus, and suction nozzle 201 has pointed to the target location between bobbin 10 and bobbin cradle.It should be noted that, in the process rotating at mechanical arm 1, by the inclination guide arm 305 of the downward yarn 11Hui Yan lower floor thread-carrier 302 of suction nozzle 201 tractions, entered in thread-carrier 3.Meanwhile, yarn 11 enters into section yarn device 4 that sheared edge is opened.Though suction nozzle shown in Figure 18 201 with the Relative position determination of bobbin 10, but yarn 11 still and between bobbin 10, leave segment distance.As shown in figure 19, master cylinder 104 slightly extends to bobbin 10 directions, makes yarn 11 enter into the target location between the large end of bobbin 10 and bobbin cradle.After yarn 11 puts in place, bobbin cradle 9 closed pair yarns 11 are implemented to add to hold.So far the present invention has completed the guiding to yarn 11.
The winding of filling:
As shown in Figure 7, the inclination guide arm 305 of yarn 11You lower floor thread-carrier 302 slips in thread-carrier 3.Now, between the yarn guiding trough 306 of the Rong Shaqiangyu lower floor thread-carrier 302 of upper strata thread-carrier 301 and appearance yarn chamber, be path.As shown in Figure 8, the piston rod of assistant cylinder 105 stretches out forward, yarn guiding trough 306 sealings of the revers turn part 304Jiang lower floor thread-carrier 302 of upper strata thread-carrier 301.Upper and lower two are held the thread guide eyelet 307 that yarn chamber overlaps to form a sealing, and yarn 11 is constrained in thread guide eyelet 307.In this simultaneously, drive unit drives bottoming yarn friction roller 6 near bobbin 10, until friction roller 606 and bobbin 10 Surface Contacts.Under the drive of frictional force, bobbin 10 starts to rotate.Yarn 11 just can, under the constraint of thread guide eyelet 307, be wound around and form parallel filling, shown in B in Fig. 8 on bobbin 10.As shown in figure 20, when the piston rod of assistant cylinder 105 stretches out forward, the bottom knife 404 that cuts yarn device 4 is also pushed out, and 405 of top blades rotate under the restriction of actuating arm 409.The sheared edge of cutting yarn device 4 is closed, and the yarn 11 between bobbin 10 belows and suction nozzle 201 is truncated, and yarn 11 is inhaled in the refuse yarn case of negative pressure device.What 11 quilts of yarn between bobbin 10 tops and thread-carrier 3 continued is wound on bobbin 10.Until filling, be wound around quantity and reach after standard, the piston rod of assistant cylinder 105 is retracted, and thread guide eyelet 307 disappears, and the constraint of yarn 11 is also removed simultaneously.Drive unit is raised to initial position by mechanical arm 1, as shown in figure 21.Drive unit also can drive bottoming yarn friction roller 6 away from bobbin 10.Yarn 11 recovers the state of normal spinning.So far, filling winding working procedure of the present invention completes.
In sum, the present invention has removed requisite joint operation in prior art, the corresponding piecing devices that also removed.Not only simplified device structure, reduced equipment cost, and simplified the flow process of bottoming yarn, the winding efficiency of filling is improved.In addition, because the present invention directly guides to yarn on bare bobbin to be wound around, form filling, so avoided the generation of yarn and the inconsistent situation of filling quality on same bobbin, also reduced the joint quantity of yarn, and then guaranteed the fabric quality of follow-up spinning.
Claims (5)
1. a bottoming yarn manipulator, is characterized in that: comprise the cam link drive unit by automatic controlling system, and the mechanical arm being driven by cam link drive unit and bottoming yarn friction roller; The rear end of mechanical arm is hinged in frame, and arm body is connected with cam link drive unit, and under the drive of cam link drive unit, mechanical arm can rotate up and down; The front end of mechanical arm is connected with bent plate support, thread-carrier, yarn suction means is installed on bent plate support and cuts yarn device; Bottoming yarn friction roller under the drive of cam link drive unit can near or away from bobbin; Wherein:
Mechanical arm comprises swing arm, cylinder block, master cylinder and assistant cylinder, master cylinder is arranged on cylinder block, the front end connecting bending board mount of master cylinder piston bar, assistant cylinder is arranged on the side of bent plate support, the piston rod of two cylinders is parallel, and the piston rod of assistant cylinder exceeds the front end of master cylinder piston bar after stretching out; One end and the frame of swing arm are hinged, and the other end and cylinder block are hinged; Swing arm and cylinder block are respectively equipped with pull bar connector, for being connected with cam link drive unit;
Yarn suction means comprises suction nozzle, suction pipe and negative pressure appendix; There is a sleeve pipe suction pipe outside, and suction pipe is plugged in sleeve pipe and with sleeve pipe and forms slipper seal structure; Sleeve pipe is set in parallel in master cylinder below and fixes with cylinder block; Suction pipe is fixedly connected with suction nozzle by suction nozzle latch segment; The upper end of suction nozzle latch segment is fixedly connected with the lower end of bent plate support; Sleeve pipe is connected with outside negative pressure device by negative pressure appendix; Suction nozzle is positioned at the below of bent plate support;
Thread-carrier comprises upper strata thread-carrier and the lower floor's thread-carrier be arrangeding in parallel up and down; Upper strata thread-carrier comprises one section of straight guide arm, and the rear end of straight guide arm and bent plate support are fixed, and front end has the revers turn part of an inflection to the back-end, and this revers turn part forms one and holds yarn chamber; Lower floor's thread-carrier comprises that one section to the inclination guide arm of revers turn part lopsidedness, the rear end of this inclination guide arm and the connecting plate on assistant cylinder piston rod are fixed, the yarn guiding trough that is provided with an inclination in the position near inclination guide arm rear end, the trend of yarn guiding trough is consistent with the incline direction of inclination guide arm; The bottom of yarn guiding trough is also provided with one and holds yarn chamber; The front end of inclination guide arm is provided with the guide catch that bending makes progress; When assistant cylinder stretches out, revers turn part seals yarn guiding trough, and upper and lower two are held the thread guide eyelet that yarn chamber overlaps to form a sealing; Thread-carrier is positioned at the top of bent plate support;
Cut yarn device and comprise holder, bottom knife, top blade, pressing plate and actuating arm; Holder is fixed on the connecting plate of assistant cylinder piston rod; The bottom surface of holder is vertically fixed with main hinge axle; Bottom knife, top blade and pressing plate are socketed on main hinge axle successively; Bottom knife is fixed on holder; Top blade and pressing plate are fixed, and can rotate around main hinge axle; Lower top blade forms a sheared edge, holder with on pressing plate, be equipped with a breach that shape is consistent with sheared edge; Pressing plate is being provided with time hinge axis near a side of master cylinder, between this hinge axis and bent plate support, by driving shaft, be connected; Cutting yarn device is positioned on the bent plate support near suction nozzle top;
Bottoming yarn friction roller comprises the transverse axis being fixed in frame, transmission mechanism and the friction roller that is socketed in setting in the friction roller seat on transverse axis, the gear box that motor is installed, gear box; Motor is connected with friction roller by transmission mechanism, drives friction roller to rotate; Friction roller is arranged on the lower end of gear box, and the upper end of gear box is hinged with friction roller seat; Gear box is provided with torsion spring with the hinged position of roller seat that rubs; Bottom surface at friction roller seat is provided with limiting plate, and this limiting plate is for limiting the amplitude that gear box rotates; Friction roller seat is provided with pull bar connector, for connecting drive device.
2. bottoming yarn manipulator as claimed in claim 1, is characterized in that: described cam link drive unit comprises camshaft and the pitman shaft that is connected with frame and is parallel to each other, and camshaft is connected with cam motor; Stationary cam on camshaft; On pitman shaft, corresponding cam position arranges connecting rod, and connecting rod and pitman shaft form matched in clearance; One end of connecting rod is connected in frame by back-moving spring; The shaft of connecting rod is provided with roller, and roller, under the effect of back-moving spring, contacts with the working face of cam all the time; The other end of connecting rod is connected with joint pull bar, and joint pull bar connects with corresponding pull bar connector.
3. bottoming yarn manipulator as claimed in claim 1, is characterized in that: the below of described suction nozzle latch segment arranges a locating piece, and the frame of close yarn outlet is provided with corresponding groove, and this locating piece can be embedded in this groove.
4. bottoming yarn manipulator as claimed in claim 1, is characterized in that: described section of yarn device is provided with lower spring between bottom knife and holder, is provided with upper slice spring between top blade and pressing plate; The shape of lower spring is consistent with bottom knife, and the shape of upper slice spring is consistent with top blade.
5. the bottoming yarn manipulator as described in any one in claim 1-4, is characterized in that: the inner side of described cylinder block is provided with two locating wheels, is arranged on the position near edge under cylinder block before and after two locating wheels; In frame, interval arranges a horizontal pin and a vertical pin; Horizontal pin is before vertical pin, and horizontal pin is lower than the top of vertical pin; Locating wheel mobile maximum position backward after vertical pin restriction, the maximum position that laterally pin restriction prelocalization wheel moves down.
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| CN201310548616.8A CN103556322B (en) | 2013-10-31 | 2013-10-31 | Bottoming yarn manipulator |
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| CN201310548616.8A CN103556322B (en) | 2013-10-31 | 2013-10-31 | Bottoming yarn manipulator |
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| CN105568448A (en) * | 2016-03-09 | 2016-05-11 | 安徽日发纺织机械有限公司 | Unbroken yarn taking method of rotor spinning doffer and unbroken yarn taking device |
| CN105908295A (en) * | 2016-03-09 | 2016-08-31 | 安徽日发纺织机械有限公司 | Doffing trolley for open-end spinning frame |
| CN108263910A (en) * | 2018-03-20 | 2018-07-10 | 吐鲁番溢达纺织有限公司 | Spool end retaining device and method |
| CN109666999A (en) * | 2018-12-26 | 2019-04-23 | 清远忠信世纪玻纤有限公司 | A kind of solution electric yarn internal layer hairiness problems spool and method |
| CN113548534A (en) * | 2021-06-11 | 2021-10-26 | 海西纺织新材料工业技术晋江研究院 | Winding process of yarn for artificial skin and special yarn drum thereof |
| CN114772381A (en) * | 2022-04-29 | 2022-07-22 | 泰安顺茂新材料技术有限公司 | High-efficiency winder capable of realizing continuous production and use method thereof |
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| CN113548534A (en) * | 2021-06-11 | 2021-10-26 | 海西纺织新材料工业技术晋江研究院 | Winding process of yarn for artificial skin and special yarn drum thereof |
| CN114772381A (en) * | 2022-04-29 | 2022-07-22 | 泰安顺茂新材料技术有限公司 | High-efficiency winder capable of realizing continuous production and use method thereof |
| CN114772381B (en) * | 2022-04-29 | 2023-12-15 | 泰安顺茂新材料技术有限公司 | High-efficiency winder capable of continuously producing and use method thereof |
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