CN106757699B - A kind of direct-connected pneumatic optical margin device of slay - Google Patents

A kind of direct-connected pneumatic optical margin device of slay Download PDF

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Publication number
CN106757699B
CN106757699B CN201710043032.3A CN201710043032A CN106757699B CN 106757699 B CN106757699 B CN 106757699B CN 201710043032 A CN201710043032 A CN 201710043032A CN 106757699 B CN106757699 B CN 106757699B
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CN
China
Prior art keywords
cylinder
scissors
slay
pin shaft
sliding block
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CN201710043032.3A
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CN106757699A (en
Inventor
刘培德
张树杰
高玉刚
纪竹青
赵付斌
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Qingdao Tianyihongqi Textile Machinery Group Co Ltd
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Qingdao Tianyihongqi Textile Machinery Group Co Ltd
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Priority to CN201710043032.3A priority Critical patent/CN106757699B/en
Publication of CN106757699A publication Critical patent/CN106757699A/en
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    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/40Forming selvedges
    • D03D47/48Forming selvedges by inserting cut end of weft in next shed, e.g. by tucking, by blowing
    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/34Handling the weft between bulk storage and weft-inserting means
    • D03D47/36Measuring and cutting the weft
    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D49/00Details or constructional features not specially adapted for looms of a particular type
    • D03D49/60Construction or operation of slay

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)

Abstract

The invention discloses a kind of direct-connected pneumatic optical margin devices of slay, including the slay, cylinder, pneumatic hemmer, weft shear mechanism of beating up, the cylinder is connected with beating slay, pneumatic hemmer is mounted on cylinder, weft shear mechanism is arranged on pneumatic hemmer, and the cylinder, pneumatic hemmer and weft shear mechanism are swung with beating slay.Cylinder, weft shear mechanism, pneumatic hemmer integral installation to cylinder positioning seat are formed an entirety by the present invention, it is connected to again by cylinder positioning seat in the T-slot of beating slay, keep cylinder, weft shear mechanism, pneumatic hemmer whole and is swung with beating slay, improve the convenience of beating operation, reduce abrasion, improves service life.

Description

A kind of direct-connected pneumatic optical margin device of slay
Technical field
The invention belongs to weaving technology field more particularly to a kind of direct-connected pneumatic optical margin devices of slay.
Background technique
Loom is in weaving process, and the both ends of weft yarn are usually to be cut by scissors, and the end point cut is exposed, not It is wrapped in fabric, therefore exposed end just becomes flash, with deckle-edged product, surface flatness is lower, causes Keep user's body-sensing poor.To solve the problems, such as the plain edge in weaving, there is plain edge device.
Plain edge device currently used in the market is mostly that the plain edge device of section reed type is being adjusted with such plain edge device Need to cut reed when weaving kind to meet the requirements of weaving process of different cultivars, but cut reed and will cause the waste of reed, increase weaving at This, reduces wefting insertion efficiency.And existing section of reed type plain edge device is mostly mechanical plain edge device, and it is multiple to be primarily present mechanical structure Miscellaneous, manufacturing cost is high, the applicable loom range of speeds limited (usual engine speed is 300-400rpm), inefficiency, especially Importantly, due to mechanical plain edge is very inaccurate to the control of weft yarn, in woven cotton, linen, weft yarn is not easily controlled very much, is caused Make rate height of appearing, plain edge effect is bad.In addition, occurring least a portion of not cutting reed pneumatic type or mechanical plain edge currently on the market Device, but its speed is not high, and efficiency is lower, and vulnerable part is more, and service life is shorter.
It can be seen that the existing technology needs further improvement and improves.
Summary of the invention
The present invention is to provide a kind of direct-connected pneumatic optical margin dress of slay in place of avoiding above-mentioned the shortcomings of the prior art It sets.
The technical scheme adopted by the invention is as follows:
A kind of direct-connected pneumatic optical margin device of slay, including beating slay, cylinder, pneumatic hemmer, weft shear mechanism, The cylinder is connected with beating slay, and pneumatic hemmer is mounted on cylinder, and weft shear mechanism is arranged on pneumatic hemmer, The cylinder, pneumatic hemmer and weft shear mechanism are swung with beating slay.
The weft shear mechanism includes scissors movable plate, scissors stationary plate, scissors rocker arm, leaf spring and central pin shaft, centrepin Axis is arranged on scissors rocker arm, and leaf spring, scissors movable plate and scissors stationary plate are nested in central pin shaft, scissors stationary plate and pneumatic folding Side device is connected, and is provided with backing plate between scissors stationary plate and pneumatic hemmer;The direct-connected pneumatic optical margin device of slay also wraps The shear driving mechanism for driving scissors rocking motion is included, scissors rocker arm is swung in the drive of shear driving mechanism, and is driven The rotation of scissors movable plate, forms the folding between dynamic and static, scissors.
The weft shear mechanism further includes for adjusting the eccentric pin shaft for engaging coincidence amount between dynamic and static, scissors, partially Heart pin shaft is arranged on scissors rocker arm, and is static connection, the tail portion of the leaf spring and scissors between eccentric pin shaft and scissors rocker arm The mounting groove for setting-up eccentricity pin shaft is offered at the relative position of the tail portion of movable plate respectively, scissors stationary plate is revolved around eccentric pin shaft Turn.
It is equipped with needle bearing or wear-resistant sleeve on the outside of the central pin shaft, is equipped on the outside of the needle bearing or wear-resistant sleeve Wear washer.
The shear driving mechanism includes the first guide holder, the first driving sliding block, drive link, the first pin shaft and the second pin Axis, first guide holder are connected with cylinder, and the first driving sliding block is connected with the piston rod of cylinder, offer on the first guide holder The first guide groove compatible with the first driving sliding block, the first driving sliding block are done directly in the first guide groove of drive lower edge of piston rod Line moves back and forth;Drive link is hinged by the second pin shaft and the first driving sliding block, and drive link passes through the first pin shaft and cuts Knife rocker arm is hinged, and drives scissors rocker arm to swing by drive link when the first driving sliding block does linear reciprocating motion, and then band Dynamic scissors movable plate is rotated around eccentric pin shaft.
The shear driving mechanism includes the second guide holder, the second driving sliding block and third pin shaft, second guide holder It is connected with cylinder, the second driving sliding block is connected with the piston rod of cylinder, offers on the second guide holder and the second driving sliding block phase Second guide groove of adaptation, the second driving sliding block do straight reciprocating motion in the second guide groove of drive lower edge of piston rod;It is described Shear driving mechanism further includes idler wheel or third driving sliding block, is offered on the second driving sliding block and idler wheel or third driving sliding block Compatible third guide groove, idler wheel or third driving sliding block are hinged by third pin shaft and scissors rocker arm, and the second driving is slided When block does linear reciprocating motion, when the side wall of third guide groove touches idler wheel or third driving sliding block, idler wheel or the will drive Three driving slider rolls, so that scissors rocker arm be driven to swing, and drive scissors movable plate to rotate around eccentric pin shaft.
The direct-connected pneumatic optical margin device of slay further includes cylinder positioning seat, and the cylinder is mounted on cylinder positioning seat On, cylinder positioning seat is mounted on beating slay, and installation site of the cylinder on cylinder positioning seat is adjustable, the cylinder positioning seat On offer strip hole for installing cylinder, the cylinder is mounted on cylinder positioning seat by fastening screw, fastening screw It is adapted with strip hole, and installation site of the fastening screw on strip hole is adjustable.
Installation site of the cylinder positioning seat on beating slay is adjustable.
T-slot is offered on the beating slay, is offered on the cylinder positioning seat opposite with T-slot position and mutual The T-block of adaptation, T-block are placed in T-slot, and T-block can be slided along T-slot.
Installation site height of the pneumatic hemmer on cylinder is adjustable, offers on the cylinder pneumatic for installing The strip locating slot of hemmer, the strip locating slot are vertically arranged on cylinder, and pneumatic hemmer passes through positioning screw It is mounted on cylinder, positioning screw is adapted with strip locating slot, and installation position of the positioning screw on strip locating slot It sets adjustable.
By adopting the above-described technical solution, obtained by the present invention have the beneficial effect that
1, the present invention is whole to cylinder positioning seat formation one by cylinder, weft shear mechanism, pneumatic hemmer integral installation Body, then be connected in the T-slot of beating slay by cylinder positioning seat, keep cylinder, weft shear mechanism, pneumatic hemmer whole with Beating slay is swung together, is improved the convenience of beating operation, is reduced cylinder, weft shear mechanism, gas in the prior art Dynamic hemmer, beating slay respectively move the abrasion of the brought complicated and each component operated during beating, extend Service life.
2, pneumatic hemmer is mounted on cylinder, it can be achieved that pneumatic hemmer position by strip locating slot in the present invention Fine tuning, and weft shear mechanism is mounted on pneumatic hemmer, can be moved together, be ensure that with the fine tuning of pneumatic hemmer Dynamic and static, the scissors position between pneumatic hemmer will not change, and facilitate adjustment.
3, guide-localization is carried out using guide groove between the guide holder in the present invention and driving sliding block, avoids cylinder piston The radial force of bar reduces the abrasion of cylinder, extends the service life of cylinder.
Detailed description of the invention
Fig. 1 is the status diagram that weft shear mechanism opens when piston rod is shunk of embodiment one in the present invention.
Fig. 2 is the status diagram of the weft shear mechanism closure when piston rod stretches out of embodiment one in the present invention.
Fig. 3 is the sectional view along A-A of Fig. 1.
Fig. 4 is the B-B direction cross-sectional view of Fig. 1.
Fig. 5 is the status diagram of the weft shear mechanism closure when piston rod stretches out of embodiment two in the present invention.
Wherein,
1, beat up slay 2, T-block 3, cylinder positioning seat 4, cylinder 41, cylinder block 42, cylinder barrel 43, cover board 44, Guide sleeve 45, dust-proof seal ring 46, piston rod 47, piston seal 48, wear ring 49, cushion 410, the first cylinder Venthole 411, the second cylinder venthole 5, pneumatic hemmer 6, weft shear mechanism 61, scissors rocker arm 62, central pin shaft 63, leaf spring 64, scissors movable plate 65, scissors stationary plate 66, eccentric pin shaft 67, backing plate 68, needle bearing 69, wear washer 71, the first guide holder 72, first drives sliding block 73, the first pin shaft 74, connecting rod 75, the second pin shaft 81, the second guide holder 82, the second driving sliding block 83, third pin shaft 84, idler wheel 9, strip hole
Specific embodiment
The present invention is described in further detail with specific embodiment with reference to the accompanying drawing, but the present invention is not limited to These embodiments.
Embodiment one:
As shown in Figures 1 to 4, the direct-connected pneumatic optical margin device of a kind of slay, including beating slay 1, cylinder 4, pneumatic folding Side device 5, weft shear mechanism 6, the cylinder 4 are connected with beating slay 1, and pneumatic hemmer 5 is mounted on cylinder 4, and weft yarn is cut Cutter mechanism 6 is arranged on pneumatic hemmer 5, and the cylinder 4, pneumatic hemmer 5 and weft shear mechanism 6 are with beating slay 1 one It rises and swings.
The direct-connected pneumatic optical margin device of slay further includes cylinder positioning seat 3, and the cylinder 4 is mounted on cylinder positioning seat On 3, cylinder positioning seat 3 is mounted on beating slay 1, and installation site of the cylinder 4 on cylinder positioning seat 3 is adjustable, the cylinder The strip hole 9 for installing cylinder 4 is offered on positioning seat 3, the cylinder 4 is mounted on cylinder positioning seat 3 by fastening screw On, fastening screw is adapted with strip hole 9, and installation site of the fastening screw on strip hole 9 is adjustable.
Installation site of the cylinder positioning seat 3 on beating slay 1 is adjustable.T-type is offered on the beating slay 1 Slot offers T-block 2 that is opposite with T-slot position and being mutually adapted on the cylinder positioning seat 3, and T-block 2 is placed in T-slot It is interior, and T-block 2 can be slided along T-slot.
Installation site height of the pneumatic hemmer 5 on cylinder 4 is adjustable, offers on the cylinder 4 for installing The strip locating slot of pneumatic hemmer 5, the strip locating slot are vertically arranged on cylinder 4, and it is fixed that pneumatic hemmer 5 passes through Position screw is mounted on cylinder 4, and positioning screw is adapted with strip locating slot, and positioning screw is on strip locating slot Installation site is adjustable, to realize the fine tuning of the installation site of pneumatic hemmer 5.
Certainly pneumatic hemmer 5 cylinder 4 installation site it is adjustable can also realize by other means, for example, Multiple rows of location hole for being used to install pneumatic hemmer is vertically offered on cylinder 4, and pneumatic hemmer 5 is mounted on different height At location hole, to realize the regulation of pneumatic 5 installation site of hemmer.
As shown in figures 1 and 3, the cylinder includes cylinder block 41, cylinder barrel 42, piston rod 46 and cover board 43, the cylinder barrel 42 are arranged in for improving the wearability of cylinder block 41 in cylinder block 41, and the side of cylinder block 41, cover board 43 is arranged in cover board 43 For compressing cylinder barrel 42, the piston rod 46 is arranged in cylinder barrel 42, and one end of piston rod 46 is equipped with guide sleeve 44, the other end It is connected with piston, piston seal and wear ring is provided on the piston, is provided with buffering between 42 inner wall of piston and cylinder barrel It pads, is also equipped with dust-proof seal ring 45 on the piston rod 46, dust-proof seal ring 45 is embedded in guide sleeve 44.The cylinder block 41 and cylinder barrel 42 relative position at offer the first cylinder venthole 410 and the second cylinder venthole 411.
As shown in Figures 1 to 4, the weft shear mechanism 6 include scissors movable plate 64, scissors stationary plate 65, scissors rocker arm 61, Leaf spring 63 and central pin shaft 62, central pin shaft 62 are arranged on scissors rocker arm 61, leaf spring 63, scissors movable plate 64 and scissors stationary plate 65 Be nested in central pin shaft 62, scissors stationary plate 65 and pneumatic hemmer 5 are connected, and scissors stationary plate 65 and pneumatic hemmer 5 it Between be provided with backing plate 67;The direct-connected pneumatic optical margin device of slay further includes that the scissors for driving scissors rocker arm 61 to act drives Motivation structure, scissors rocker arm 61 is swung in the drive of shear driving mechanism, and scissors movable plate 65 is driven to revolve around following eccentric pin shafts 66 Turn, forms the folding between dynamic and static, scissors.The weft shear mechanism 6 further includes nibbling between dynamic and static, scissors for adjusting The eccentric pin shaft 66 of coincidence amount is closed, eccentric pin shaft 66 is arranged on 61 top of scissors rocker arm, and eccentric pin shaft 66 and scissors rocker arm 61 Between be static connection, offered respectively for installing at the tail portion of the leaf spring 63 and the relative position of the tail portion of scissors movable plate 64 The mounting groove of eccentric pin shaft 66, scissors movable plate 64 are rotated around eccentric pin shaft 66.Needle roller axis is equipped on the outside of the central pin shaft 62 68 or wear-resistant sleeve are held, is equipped with wear washer 69 on the outside of the needle bearing 68 or wear-resistant sleeve, needle bearing 68 or wear-resistant sleeve pass through Wear scissors rocker arm 61, leaf spring 63 and scissors movable plate 64.
As shown in figures 1 and 3, the shear driving mechanism includes the first guide holder 71, first driving sliding block 72, driving company Bar 74, the first pin shaft 73 and the second pin shaft 75, first guide holder 71 are connected with cylinder 4, the first driving sliding block 72 and cylinder 4 Piston rod 46 be connected, offered on the first guide holder 71 with the first compatible first guide groove of driving sliding block 72, first drives Movable slider 72 does straight reciprocating motion, the direction of motion of the first driving sliding block 72 in the first guide groove of drive lower edge of piston rod 46 It is consistent with the telescopic direction of piston rod 46;Drive link 74 is hinged by the second pin shaft 75 and the first driving sliding block 72, is driven Connecting rod 74 is hinged by the first pin shaft 73 with scissors rocker arm 61, and the first driving sliding block 72 passes through driving when doing linear reciprocating motion Connecting rod 74 drive scissors rocker arm 61 swing, and then drive scissors movable plate 64 around central pin shaft 62 rotate, realize dynamic and static of scissors it Between folding.
When loom beating-up slay 1 is swung backward, pneumatic hemmer 5 is between dynamic and static, scissors with swinging backward, at this time It opens, the weft yarn of fell can enter in the guiding slot port of pneumatic hemmer 5, and the second cylinder venthole 411 enters compression at this time Air, the first cylinder venthole 410 exhaust, pushes piston rod 46 protruding, and the first driving sliding block 72 is displaced outwardly, and drives and drives Dynamic connecting rod 74 drives scissors rocker arm 61 to swing, and scissors movable plate 64 is in the case where the eccentric pin shaft 66 of scissors rocker arm 61 drives to scissors stationary plate 65 closures, weft yarn is cut, and weft yarn is blown into fell and completes flanging by pneumatic hemmer 5.When the slay 1 that beats up beats up forward, the One cylinder venthole 410 enters compressed air, and the exhaust of the second cylinder venthole 411 pushes piston rod 46 to retract outward, and first drives Movable slider 72 moves inward, and drives drive link 74 that scissors rocker arm 61 is driven to swing, and scissors movable plate 64 is inclined scissors rocker arm 61 The driving of heart pin shaft 66 is lower to open, and thus completes loom and transports the movement gone around.Loom operates as procedure described above, so repeats Complete beating work.
Embodiment two:
As shown in figure 5, the present embodiment and the structure and principle of embodiment one are essentially identical, unique different place is to cut The structure composition of knife driving mechanism, the shear driving mechanism in the present embodiment include that the second guide holder 81, second drives sliding block 82 With third pin shaft 83, second guide holder 81 is connected with cylinder 4, and the second driving sliding block 82 is connected with the piston rod 46 of cylinder 4, Second guide groove compatible with the second driving sliding block 82 is offered on second guide holder 81, the second driving sliding block 82 is in piston rod 46 the second guide groove of drive lower edge does straight reciprocating motion;The shear driving mechanism further includes idler wheel 84, and the second driving is slided Third guide groove compatible with idler wheel 84 is offered on block 82, idler wheel 84 is cut with scissors by third pin shaft 83 and 61 phase of scissors rocker arm It connects, when the second driving sliding block 82 does linear reciprocating motion, when the side wall of third guide groove touches idler wheel 84, will drive idler wheel 84 It rolls, so that scissors rocker arm 61 be driven to swing, and then scissors movable plate 64 is driven to rotate around eccentric pin shaft 66, realize that scissors is dynamic and static The folding of piece.
Embodiment three:
The present embodiment and the structure and principle of embodiment two are essentially identical, and unique different place is: the idler wheel 84 It is replaced with third driving sliding block, at this point, third guide groove is adapted with third driving sliding block, third drives sliding block to pass through third pin Axis 83 is hinged with scissors rocker arm 61, and when the second driving sliding block 82 does linear reciprocating motion, the side wall of third guide groove is touched When third drives sliding block, it will drive third driving sliding block sliding, so that scissors rocker arm 61 be driven to swing, and drive scissors movable plate 64 It is rotated around eccentric pin shaft 66, realizes dynamic and static, scissors folding.
The working principle of embodiment two and embodiment three is substantially are as follows: when loom beating-up slay 1 is swung backward, pneumatic hemmer 5 with swinging backward, and is to open between dynamic and static, scissors at this time, and the weft yarn of fell can enter the guide groove of pneumatic hemmer 5 In mouthful, the second cylinder venthole 411 enters compressed air at this time, and the exhaust of the first cylinder venthole 410 pushes piston rod 46 outside It stretches out, the second driving sliding block 82 is displaced outwardly, and drives idler wheel 84 or third driving slider-actuated scissors rocker arm 61 to swing, scissors is dynamic Piece 64 is closed in the case where the eccentric pin shaft 66 of scissors rocker arm 61 drives to scissors stationary plate 65, weft yarn is cut, pneumatic hemmer 5 is by latitude Yarn is blown into fell and completes flanging.When the slay 1 that beats up beats up forward, the first cylinder venthole 410 enters compressed air, the second gas Cylinder venthole 411 is vented, and piston rod 46 is pushed to retract outward, and the second driving sliding block 82 moves inward, and drives idler wheel 84 or third Slider-actuated scissors rocker arm 61 is driven to swing, scissors movable plate 64 is opened in the case where the eccentric pin shaft 66 of scissors rocker arm 61 drives, in this way The movement gone around is transported with regard to completing loom.Loom operates as procedure described above, is so repeatedly performed beating work.
The part that do not address in the present invention uses or uses for reference prior art and can be realized.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair Limitation of the invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase To importance.
Specific embodiment described herein is only to spiritual example explanation of the invention.Belonging to the present invention Those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitutes, and however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Claims (8)

1. a kind of direct-connected pneumatic optical margin device of slay, which is characterized in that including the slay, cylinder, pneumatic hemmer, weft yarn of beating up Shear mechanism, the cylinder are connected with beating slay, and pneumatic hemmer is mounted on cylinder, and weft shear mechanism is arranged pneumatic On hemmer, the cylinder, pneumatic hemmer and weft shear mechanism are swung with beating slay;
The weft shear mechanism includes that scissors movable plate, scissors stationary plate, scissors rocker arm, leaf spring and central pin shaft, central pin shaft are set It sets on scissors rocker arm, leaf spring, scissors movable plate and scissors stationary plate are nested in central pin shaft, scissors stationary plate and pneumatic hemmer It is connected, and is provided with backing plate between scissors stationary plate and pneumatic hemmer;The direct-connected pneumatic optical margin device of slay further includes using In the shear driving mechanism for driving scissors rocking motion, scissors rocker arm is swung in the drive of shear driving mechanism, and drives scissors Movable plate rotation, forms the folding between dynamic and static, scissors;
The shear driving mechanism includes the first guide holder, the first driving sliding block, drive link, the first pin shaft and the second pin shaft, First guide holder is connected with cylinder, first driving sliding block be connected with the piston rod of cylinder, offered on the first guide holder and Compatible first guide groove of first driving sliding block, the first driving sliding block do straight line in the first guide groove of drive lower edge of piston rod It moves back and forth;Drive link is hinged by the second pin shaft and the first driving sliding block, and drive link passes through the first pin shaft and scissors Rocker arm is hinged, and drives scissors rocker arm to swing by drive link when the first driving sliding block does linear reciprocating motion, and then drive Scissors movable plate is rotated around eccentric pin shaft.
2. the direct-connected pneumatic optical margin device of a kind of slay according to claim 1, which is characterized in that the filling cutter machine Structure further includes for adjusting the eccentric pin shaft for engaging coincidence amount between dynamic and static, scissors, and eccentric pin shaft is arranged on scissors rocker arm, And be static connection between eccentric pin shaft and scissors rocker arm, the relative position of the tail portion of the tail portion and scissors movable plate of the leaf spring is punished The mounting groove for setting-up eccentricity pin shaft is not offered, and scissors stationary plate is rotated around eccentric pin shaft.
3. the direct-connected pneumatic optical margin device of a kind of slay according to claim 1, which is characterized in that outside the central pin shaft Side is equipped with needle bearing or wear-resistant sleeve, is equipped with wear washer on the outside of the needle bearing or wear-resistant sleeve.
4. the direct-connected pneumatic optical margin device of a kind of slay according to claim 1, which is characterized in that the scissors driving machine Structure includes that the second guide holder, the second driving sliding block and third pin shaft, second guide holder are connected with cylinder, the second driving sliding block It is connected with the piston rod of cylinder, the second guide groove compatible with the second driving sliding block is offered on the second guide holder, second drives Movable slider does straight reciprocating motion in the second guide groove of drive lower edge of piston rod;The shear driving mechanism further include idler wheel or Third drives sliding block, and third guide groove compatible with idler wheel or third driving sliding block, idler wheel are offered on the second driving sliding block Or third driving sliding block is hinged by third pin shaft and scissors rocker arm, and when the second driving sliding block does linear reciprocating motion, third When the side wall of guide groove touches idler wheel or third driving sliding block, idler wheel or third driving slider roll will drive, to drive Scissors rocker arm is swung, and scissors movable plate is driven to rotate around eccentric pin shaft.
5. the direct-connected pneumatic optical margin device of a kind of slay according to claim 1, which is characterized in that the slay is direct-connected Pneumatic optical margin device further includes cylinder positioning seat, and the cylinder is mounted on cylinder positioning seat, and cylinder positioning seat is mounted on beating On slay, installation site of the cylinder on cylinder positioning seat is adjustable, offers on the cylinder positioning seat for installing cylinder Strip hole, the cylinder are mounted on cylinder positioning seat by fastening screw, and fastening screw is adapted with strip hole, and fasten spiral shell The installation site followed closely on strip hole is adjustable.
6. the direct-connected pneumatic optical margin device of a kind of slay according to claim 5, which is characterized in that the cylinder positioning seat Installation site on beating slay is adjustable.
7. the direct-connected pneumatic optical margin device of a kind of slay according to claim 6, which is characterized in that on the beating slay T-slot is offered, T-block that is opposite with T-slot position and being mutually adapted, T-block placement are offered on the cylinder positioning seat In T-slot, and T-block can be slided along T-slot.
8. the direct-connected pneumatic optical margin device of a kind of slay according to claim 1, which is characterized in that the pneumatic hemmer Installation site height on cylinder is adjustable, and the strip locating slot for installing pneumatic hemmer is offered on the cylinder, The strip locating slot is vertically arranged on cylinder, and pneumatic hemmer is mounted on cylinder by positioning screw, positioning screw It is adapted with strip locating slot, and installation site of the positioning screw on strip locating slot is adjustable.
CN201710043032.3A 2017-01-19 2017-01-19 A kind of direct-connected pneumatic optical margin device of slay Active CN106757699B (en)

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JP7256025B2 (en) * 2019-02-19 2023-04-11 津田駒工業株式会社 Weft cutting device in loom
CN110608959B (en) * 2019-10-22 2020-12-25 江南大学 Yarn fatigue life detection device based on dynamic load condition
CN114836879B (en) * 2022-03-28 2023-10-03 浙江丰华实业股份有限公司 Beating-up device applied to weaving equipment

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