CN102943347B - Tying device for hosiery circular knitting machine - Google Patents
Tying device for hosiery circular knitting machine Download PDFInfo
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- CN102943347B CN102943347B CN201210509577.6A CN201210509577A CN102943347B CN 102943347 B CN102943347 B CN 102943347B CN 201210509577 A CN201210509577 A CN 201210509577A CN 102943347 B CN102943347 B CN 102943347B
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Abstract
The invention discloses a tying mechanism for a hosiery circular knitting machine. The tying mechanism comprises an air valve seat, a suction port, an upper scissors mechanism, a thread guard mechanism, a thread pressing mechanism, a suction port thread guard mechanism and a thread clamping mechanism, wherein the above mechanisms are all mounted on a huff disc seat; disc scissors are arranged below the huff disc seat; and a huff disc is arranged below the disc scissors. the upper scissors mechanism mainly cooperate with the disc scissors for combined action; with the center point of the disc scissors as the circle point, under program control, the disc scissors rotate, and the upper scissors mechanism is fixed on the air valve seat and does not move; through mobile and static combination, a shearing force is generated to shear floating threads and redundant threads generated in the knitting process. By adopting the tying mechanism, the waste yarns and redundant threads shearing efficiency can be effectively improved, the machine fault rate is reduced, the maintenance cost is directly saved for users, and the production efficiency is greatly improved. The tying mechanism is simple in structure, and tidy and beautiful in appearance, can effectively improve the knitting efficiency of textiles, and ensures the appearance quality of the textiles.
Description
Technical field
The invention belongs to technical field of knitting machinery, particularly a kind of opening tying device for the hosiery circular knitting machine.
Background technology
Existing circular knitting machine is in the braiding process, machine is running up, when half-needle and knitting needle are done the tying double braid, old coil very easily floats, and then disturbs the work of half-needle and knitting needle, easily cause the bad phenomenon such as dropped stitch, knitting, make fabric produce flaw, reduced yields, and this phenomenon can produce wearing and tearing to half-needle and knitting needle, improve the probability that circular knitting machine damages, damaged user's economic interests.
Summary of the invention
In order to address the above problem, to the invention provides a kind of opening tying device for the hosiery circular knitting machine, thereby reach the purpose that reduces fabric defects.
Adopt following technical scheme: a kind of opening tying device for the hosiery circular knitting machine for this reason, comprise air valve seat, inlet scoop, upper shear mechanism, block line mechanism, thread depressing mechanism, line mechanism is blocked in inlet scoop, thread clamping mechanism, and said mechanism is installed on a half disc seat, one disc scissors is arranged below the half disc seat, a half disc is arranged below disc scissors, it is characterized in that: described upper shear mechanism comprises scissors base on, and described upper scissors base is fixed on air valve seat, and scissors air rammer on is arranged on the relative position of air valve seat, upper scissors base has a hollow hole and has horizontal upper in hole, lower two-stage step surface, scissors bar on one is installed in the hollow hole of upper scissors base, scissors on one is installed in bottom at upper scissors bar, when upper scissors drops to minimum point, can match with disc scissors, described upper scissors is an inclined-plane at the end contacted with disc scissors, described upper scissors and upper scissors bar are fixed by scissors screw on one and have certain interval between the two, the upper scissors bar outside by a scissors fixedly collar be fixed on upper scissors, described scissors fixedly collar between the step surface of two-stage up and down of upper scissors base, outside upper scissors bar, also cover has a scissors stage clip, described scissors stage clip is at higher level's step surface of upper scissors base and scissors fixedly between collar, there is the scissors of lifting lever on higher level's step surface of upper scissors base, the described scissors lever top of lifting is fixed by hexagonal locking nut and plain washer, described scissors lever one end of lifting is between hexagonal locking nut and higher level's step surface, the other end is in the air rammer port, lift the position in scissors lever stage casing, on on this position, on scissors base, have one to raise up, described projection is with to lift scissors lever stage casing inconsistent, on higher level's step surface, also have one with the vertical through hole of upper scissors bar axially parallel, a scissors blowing pipe is installed in hole, described scissors blowing pipe lower end is in a side of upper scissors,
Described thread depressing mechanism is arranged on scissors base, described thread depressing mechanism comprises a pressure-ray film, one straight-line groove is arranged on the outer wall of upper scissors base, described pressure-ray film is arranged in the outer wall straight-line groove of scissors base, the pressure-ray film side all is incorporated in the two same lateral surface with the straight-line groove subsides has a compressing tablet to fix, and described compressing tablet is bolted on the outer wall of scissors base; Described pressure-ray film upper end has a level and protrudes edge, described level is protruded the line ball air rammer of the upper surface of edge over against air valve seat, described level is protruded the one section projection of the below of edge over against upper scissors base, and between has a line ball back-moving spring, the lower surface of the level protrusion edge of described line ball back-moving spring upper end and pressure-ray film is inconsistent, and the upper surface of one section projection of line ball back-moving spring lower end and upper scissors base is inconsistent; Bottom surface, pressure-ray film lower end has certain inclination angle, and the half disc seat has a chamfering, and described inclination angle can coordinate fully with the chamfering of half disc seat.
Technical scheme further, described opening tying device is provided with four upper shear mechanisms, on each, shear mechanism is provided with a thread clamping mechanism, and be provided with two groups block line mechanism on the half disc seat, two groups of thread depressing mechanisms, also have two inlet scoops on the half disc seat, on each inlet scoop, have an inlet scoop to block line mechanism.
Upper shear mechanism is mainly to coordinate the disc scissors acting in conjunction, take the disc scissors central point as circumferential point, at programme-control lower disc scissors, rotate, upper shear mechanism is fixed on air valve seat motionless, produces a kind of shearing force by being association of activity and inertia and shears flotation line and the remaining line produced in the braiding process.Described upper shear mechanism when not working by the scissors air rammer act on from top to bottom and lift on the scissors lever, lift the scissors leverage on the hexagonal locking nut according to lever principle, upper scissors bar and upper scissors are upwards lifted in the lump, reset by the scissors stage clip, can better prevent like this scissors wearing and tearing.Leave certain gap while in described upper shear mechanism, upper scissors being installed on upper scissors bar, and upper scissors and disc scissors contact jaw are designed to have constant slope, can prevent scissors wearing and tearing equally like this.And when on can, by the processing of blowing of scissors blowing pipe, can effectively prevent that yarn from stopping up when cutting knife-edge part long-pending yarn and refuse yarn being arranged.
By the line ball air rammer, pressure-ray film is promoted downwards under programme-control, until the pressure-ray film inclined plane contacts with half disc seat fillet surface, thereby realize the yarn fixed function.Reseting procedure is such, and pressure-ray film, resets thereby complete pressure-ray film jack-up by the line ball back-moving spring.Can effectively improve the shear efficiency of refuse yarn, remaining line by this, reduce the generation of machine-spoiled rate, directly for the user saves maintenance cost, greatly improve production efficiency.The present invention is simple in structure, and line ball is firm, effectively guarantees the weaving quality of fabric, reduces the generation of machine-spoiled rate, for the user has saved maintenance cost.
The accompanying drawing explanation
The overall structure stereogram that Fig. 1 is the present embodiment.
The overall structure side view that Fig. 2 is the present embodiment.
The switch blade mechanism structure chart that Fig. 3 is the present embodiment.
The switch blade mechanism that Fig. 4 the is the present embodiment schematic diagram that takes the needle.
Fig. 5 be the present embodiment block the line mechanism side view.
Fig. 6 be the present embodiment block the line mechanism front view.
Fig. 7 be the present embodiment block the line mechanism broken away view.
Fig. 8 be the present embodiment block line base schematic diagram.
The half disc seat schematic diagram that Fig. 9 is the present embodiment.
Two of the half disc seat schematic diagram that Figure 10 is the present embodiment.
The upper shear mechanism schematic diagram that Figure 11 is the present embodiment.
The thread clamping mechanism front view that Figure 12 is the present embodiment.
The thread clamping mechanism side view that Figure 13 is the present embodiment.
Two of the thread clamping mechanism side view that Figure 14 is the present embodiment.
The part sectioned view that Figure 15 is the present embodiment thread clamping mechanism.
The clamp base schematic diagram that Figure 16 is the present embodiment thread clamping mechanism.
The thread depressing mechanism side view that Figure 17 is the present embodiment.
Two of the thread depressing mechanism side view that Figure 18 is the present embodiment.
The schematic diagram of line mechanism is blocked in the inlet scoop that Figure 19 is the present embodiment.
The waist-shaped hole schematic diagram of line mechanism is blocked in the inlet scoop that Figure 20 is the present embodiment.
The front view of the inlet scoop that Figure 21 is the present embodiment.
The schematic bottom view of the inlet scoop that Figure 22 is the present embodiment.
The upward view of the inlet scoop that Figure 23 is the present embodiment.
The B-B face profile of Figure 23 that Figure 24 is the present embodiment.
The specific embodiment
Referring to accompanying drawing.The present embodiment comprises air valve seat 2, inlet scoop 3, and upper shear mechanism 4, block line mechanism 5, thread depressing mechanism 6, line mechanism 7 is blocked in inlet scoop, thread clamping mechanism 9, said mechanism is installed on a half disc seat 1, and a disc scissors 8 is arranged below the half disc seat, and a half disc 10 is arranged below disc scissors 8; Described half disc seat 1 is the shape of falling the umbrella, there is the first groove 101 and the second groove 102 on the umbrella cover of half disc seat, also have the first projection 103, the second projection 104, the 3rd projection 105, the 4th projection 106 on the umbrella cover of half disc seat, described projection is all on track; There is chamfering 107 at half disc seat canopy edge; Umbrella cover lower surface and the disc scissors 8 of half disc seat 1 cooperatively interact.
One switch blade mechanism 11 is arranged on half disc seat 1, described switch blade mechanism 11 forms with narrowing plug-in strip 112 by going out pin plug-in strip 111, both cooperations are arranged on half disc seat 1, go out pin plug-in strip 111 and all be connected on air valve seat 2 with narrowing plug-in strip 112 upper ends, and there is air rammer on the relative position of air valve seat; There is interior Cam Track face 113 and outer Cam Track face 114 on the bottom surface of half disc seat 1, described go out the pin plug-in strip with lateral surface for walking dial, walk linearly type of dial, go out pin plug-in strip 111 and walk dial one end and be close to interior Cam Track face 113, the other end is pressed close to outer Cam Track face 114 and is had certain interval; Described narrowing plug-in strip 112 for walking dial, is walked linearly type of dial with medial surface, and narrowing plug-in strip 112 is walked dial one end and is close to outer Cam Track face 114, and the other end is pressed close to interior Cam Track face 113.
The described line mechanism 5 that blocks comprises and blocks line steel wire seat 51, at the slotted hole 512 blocked on line steel wire seat 51, block line steel wire seat 51 and be installed on air valve seat 2 by hexagon socket cap head screw 511 by slotted hole 512, and block line air rammer 21 on the relative position of air valve seat 2; A described side of blocking line steel wire seat 51 is linear pattern, and a protrusion edge is arranged thereon, L shaped line steel wire 52, the described L shaped port of the top of line steel wire 52 in the air rammer hole of blocking of blocking is arranged protruding on edge; Block line steel wire lock tightening cover 53 protruding the edge downside, the described line steel wire lock tightening cover 53 that blocks is enclosed in and blocks line steel wire 52 peripheries, a holding screw 531 is arranged blocking on line steel wire lock tightening cover 53, described holding screw 531 bottoms with block line steel wire 52 and conflict; Overlap 53 downsides and block line steel wire compression spring 54 blocking the line steel wire lock tightening, the described line steel wire compression spring 54 that blocks is enclosed within and blocks on line steel wire 52; Have a groove 513 blocking line steel wire seat 51 bottoms, the interior profile of groove 513 matches with the bottom transverse section 521 of blocking line steel wire 52, and the groove 101 on described half disc seat matches with the bottom transverse section 521 of blocking line steel wire 52; Described blocking in line steel wire seat 51 bottom grooves 513 is fixed with acrylonitrile-butadiene rubber 514 by AB glue; Described blocking on line steel wire seat 51 bottom surfaces also is provided with a projection 515, and while blocking line steel wire seat 1 to lowest order, projection 515 is inconsistent with half disc seat 1 first groove 101.
Described upper shear mechanism 4 comprises scissors base 41 on, and described upper scissors base 41 is fixed on air valve seat 2, and scissors air rammer 22 on is arranged on the relative position of air valve seat 2, upper scissors base 41 has a hollow hole and has horizontal upper in hole, lower two-stage step surface, scissors bar 42 on one is installed in the hollow hole of upper scissors base 41, scissors 43 on one is installed in bottom at upper scissors bar 42, when upper scissors 43 drops to minimum point, can match with disc scissors, described upper scissors 43 is an inclined-plane 431 at the end contacted with disc scissors 8, described upper scissors 43 and upper scissors bar 42 are fixed by scissors screw 44 on one and have certain interval 432 between the two, upper scissors bar 42 outsides by a scissors fixedly collar 45 be fixed on upper scissors base 41, described scissors fixedly collar 45 between the step surface of two-stage up and down of upper scissors base 41, outside upper scissors bar 42, also cover has a scissors stage clip 46, described scissors stage clip 46 is at higher level's step surface of upper scissors base 41 and scissors fixedly between collar 45, there is the scissors of lifting lever 47 on higher level's step surface of upper scissors base 41, described scissors lever 47 tops of lifting are fixed by hexagonal locking nut 48 and plain washer, described scissors lever 47 1 ends of lifting are between hexagonal locking nut 48 and higher level's step surface, the other end is at air rammer port 21 places, lift the position in scissors lever 47 stage casings, on on this position, on scissors base, have one to raise up, described projection is with to lift scissors lever 47 stage casings inconsistent, on higher level's step surface, also have one with the vertical through hole of upper scissors bar axially parallel, a scissors blowing pipe 49 is installed in hole, described scissors blowing pipe 49 lower ends are in a side of upper scissors 43.
Described thread clamping mechanism 9 comprises a clamp base 91, described clamp base 91 is fixed on air valve seat 2, and a clamp air rammer 23 arranged on the relative position of air valve seat 2, clamp base 91 is L shaped, in the upper end of L shaped vertical axial direction part, one raised face is arranged, on the raised face of clamp base 91 upper ends, by holding screw 913, coordinate hex nut 912 that a nipper reed 92 is installed, it is up-narrow and down-wide trapezoidal that described nipper reed 92 is, a side at raised face has a catch 93, catch 93 bottoms 932 can be inconsistent with the raised face bottom of clamp base 91, described catch 93 is arranged on air valve seat 2 by hexagon-headed bolt 931, the side of described catch 93 is a spigot surface 933, on the track moved downward at clamp base 91, on the bottom surface of the L shaped traversing section 911 of clamp base 91, there are face 913 and 914, face 913 and face 914 intersect at an angle, with face 914, can when clamp base 91 drops to extreme lower position, with the second groove 102 of half disc seat, fit for described 913, on while half disc seat 1, the first projection 103 is in a side of clamp base, on the L shaped top of clamp base 91, there is a level to protrude edge, air valve seat be designed with herein upper and lower two plates and between gapped, described level is protruded edge between the upper and lower plates gap of air valve seat 2, one through hole is arranged on the air valve seat lower plate, one lever fore-set 94 is arranged in through hole, the tip size of lever fore-set 94 is slightly larger than intermediate bar and coordinates with clear size of opening, and the lower surface of the L shaped top level protrusion edge of the top of lever fore-set 94 and described clamp base 91 is inconsistent, also has a lever fore-set stage clip 95 in lever fore-set 94 outsides, the two cooperation is arranged in through hole, also have an annular retaining ring 96 on lever fore-set 94, the lower surface of described back-up ring 96 upper surfaces and air valve seat lower plate is conflicted, and the umbrella cover of described lever fore-set 94 other ends and half disc seat 1 is inconsistent, upper plate in air valve seat 2 has a spacing holding screw 97, and described spacing holding screw 97 is positioned at directly over the lower plate through hole, in the L shaped top of described clamp base 91 level, protrudes on the track of upper surface ascending motion of edge and finally inconsistent with it.
Described thread depressing mechanism 6 comprises a pressure-ray film 61, one straight-line groove is arranged on the outer wall of upper scissors base 41, described pressure-ray film 61 is arranged in the outer wall straight-line groove of scissors base 41, pressure-ray film 61 sides all are incorporated in the two same lateral surface with the straight-line groove subsides has a compressing tablet 62 fixing, and described compressing tablet 62 is bolted on the outer wall of scissors base 41; Pressure-ray film 61 upper ends have a level and protrude edge 611, described level is protruded the line ball air rammer 24 of the upper surface of edge 611 over against air valve seat 2, described level is protruded the one section projection of the below of edge 611 over against upper scissors base 41, and between has a line ball back-moving spring 63, the lower surface of the level protrusion edge 611 of described line ball back-moving spring 63 upper ends and pressure-ray film is inconsistent, and the upper surface of one section projection of line ball back-moving spring 63 lower ends and upper scissors base 41 is inconsistent; 612 bottom surfaces, pressure-ray film 61 lower end have certain inclination angle 613, and described inclination angle 613 can coordinate fully with the chamfering 107 of half disc seat.
Inlet scoop is blocked line mechanism 7 and is comprised that an inlet scoop blocks line steel wire 71, inlet scoop is blocked line steel wire 71 and is blocked line steel wire lock tightening cover 74 by an inlet scoop and be connected on inlet scoop 31, it is L-shaped that line steel wire 71 is blocked in described inlet scoop, L shaped upper end is a circle shape shape boss, the inlet scoop of air valve seat 2 is blocked line air rammer 25 and is also finally conflicted with it on the movement locus of circle shape shape boss, one inverted hexagon-headed bolt 72 is arranged on air valve seat 2, also finally conflicts with it in the turret head top of described hexagon-headed bolt 72 on the movement locus of circle shape shape boss; There is a round table-like projection in the stage casing of blocking line steel wire 71 in inlet scoop, the upper surface of described round table-like projection in inlet scoop, block in the motion process of line steel wire 71 can and the lower surface of a middle part projecting surface of inlet scoop 31 inconsistent; Blocking line steel wire 71 bottoms in inlet scoop has an inlet scoop to block line pressure spring 73, and the round table-like convex lower surface that line steel wire 71 is blocked in the Yu inlet scoop, upper end that line pressure spring 73 is blocked in described inlet scoop offsets, and the lower end of line pressure spring 73 is blocked in inlet scoop and the bottom of inlet scoop 31 offsets; One kidney slot 313 is arranged in inlet scoop 31, and the lower end traversing section of line steel wire 71 is blocked in the kidney slot 313 of inlet scoop 31 in described L shaped inlet scoop, and the lower end traversing section that line steel wire 71 is blocked in inlet scoop has the size matched with kidney slot 313; 313 li of described inlet scoop waist type grooves are fixed with acrylonitrile-butadiene rubber with AB glue; One hole is arranged on the half disc seat, and size is greater than the lower end traversing section that line steel wire 71 is blocked in described L shaped inlet scoop, and the lower end traversing section that blocks line steel wire 71 when described L shaped inlet scoop is during in minimum point, and traversing section is between half disc seat 1 lower surface and disc scissors 8.
Be provided with projection and groove on the base of half disc seat 1, design by the first groove 101 makes blocks line mechanism more easily clamp yarn when work, design by the second groove 102 makes thread clamping mechanism more easily clamp yarn, design by the first projection 103 makes thread clamping mechanism make to have guiding and safeguard function at the clamping yarn, the second projection 104, the 3rd projection 105, the design of the 4th projection 106 makes yarn also have stronger protection and guide effect when conduct is on half disc seat 1 in the braiding process, having chamfering 107 at half disc seat 1 canopy edge can make the parts that are mounted thereon that too low situation of parts depreciation and service life can not occur when work.
Going out pin plug-in strip 111 and narrow plug-in strip 112 can be up and down on the half disc seat by Air Valve Control, narrow plug-in strip 112 original positions when going out the 111 decline work of pin plug-in strip when motionless, the dial of walking of half-needle can be become to outer Cam Track face 114 by interior Cam Track face 113, go out pin plug-in strip 111 original positions when motionless when narrowing plug-in strip 112 decline work, the dial of walking of half-needle can be become to interior Cam Track face 113 by outer Cam Track face 114.
Promote to block the L shaped top of line steel wire 52 from top to bottom by blocking line air rammer 21 under programme-control, traversing section 521 is contacted with the first groove 101 bottom surfaces on half disc seat 1, then by after blocking line steel wire compression spring 54 and resetting, yarn is held in the groove 513 blocked on line steel wire seat 51.When yarn is held on when blocking line steel wire 52 and blocking between line steel wire seat 51 grooves 513, the acrylonitrile-butadiene rubbers 514 in its groove 513 can make the yarn clamping more firm; By blocking the projection 515 on line steel wire seat 51 bottom surfaces, in the time of can making to block line steel wire seat 51 and be adjusted to lowest order and half disc seat 1 first groove 101 maintain a certain distance, more easily clamp yarn blocking when line steel wire 52 drops to half disc seat 1 first groove 101 bottom surface.
Under programme-control, by line ball air rammer 23, clamp base 91 is promoted downwards, clamp base 91 is moved down, in moving down process, by catch 93 spigot surfaces 933, led, lower end 932 is carried out spacing, described thread clamping mechanism 9 is when moving down, because clamp base 91 bottom surfaces are designed to a phase cross surface 913 with certain angle, 914, clamp base 91 when contacting, the groove surface of the second groove 102 with half disc seat 1 can be fitted, make clamp base 91 also leave certain protrusion distance simultaneously, make thread clamping mechanism will through yarn clamping after can raise certain, therefore can prevent after clamping yarn to be woven can not enter woven extent by mistake and cause the bad or mechanical disorder of fabric.Reseting procedure is such, according to braiding, need to drive lever fore-set 94 jack-up clamp bases 91 by setting back in compressive state lever fore-set stage clip 95, is resetted thereby complete, and carries out upper limit by holding screw 97.
By the aspiration channel partition 32 of 31 bottom surfaces in inlet scoop, can concentrate air draught power and prevent from running yarn, thereby by the flotation line produced in the braiding process, remaining line fast and accurately in 31 passages of inspiration inlet scoop.Simultaneously, the circular hole 312 of establishing in the tracheae installing hole 311 arranged on inlet scoop 31 and air draught bore, by this design, can increase air draught power, makes air draught more easily the refuse yarn in 31 passages of inlet scoop, remaining line are drawn to recovery approach.
Blocking line air rammer 25 by inlet scoop under programme-control blocks line steel wire 71 by inlet scoop and promotes downwards, spacing by hexagon-headed bolt 72, the L shaped traversing section that now line steel wire 72 is blocked in inlet scoop separates with inlet scoop 31 waist type grooves 313, between half disc seat 1 lower surface and disc scissors 8, therefore the L shaped traversing section that yarn is blocked line steel wire 72 by inlet scoop block into, air pressure is closed, by blocking line steel wire compression spring 73, reset, inlet scoop block when line steel wire 71 upwards resets will block into yarn be clamped and fastened on 313 li of inlet scoop waist type grooves.313 li of described inlet scoop waist type grooves are fixed with acrylonitrile-butadiene rubber with AB glue, and difficult drop-off and lax while therefore making yarn be blocked line steel wire 71 and grip by inlet scoop, guaranteed that yarn enters stability and the accuracy of knitting.
Claims (2)
1. the opening tying device for the hosiery circular knitting machine, comprise air valve seat, inlet scoop, upper shear mechanism, block line mechanism, thread depressing mechanism, line mechanism is blocked in inlet scoop, thread clamping mechanism, and said mechanism is installed on a half disc seat, one disc scissors is arranged below the half disc seat, a half disc is arranged below disc scissors, it is characterized in that: described upper shear mechanism comprises scissors base on, and described upper scissors base is fixed on air valve seat, and scissors air rammer on is arranged on the relative position of air valve seat, upper scissors base has a hollow hole and has horizontal upper in hole, lower two-stage step surface, scissors bar on one is installed in the hollow hole of upper scissors base, scissors on one is installed in bottom at upper scissors bar, when upper scissors drops to minimum point, can match with disc scissors, described upper scissors is an inclined-plane at the end contacted with disc scissors, described upper scissors and upper scissors bar are fixed by scissors screw on one and have certain interval between the two, the upper scissors bar outside by a scissors fixedly collar be fixed on upper scissors, described scissors fixedly collar between the step surface of two-stage up and down of upper scissors base, outside upper scissors bar, also cover has a scissors stage clip, described scissors stage clip is at higher level's step surface of upper scissors base and scissors fixedly between collar, there is the scissors of lifting lever on higher level's step surface of upper scissors base, the described scissors lever top of lifting is fixed by hexagonal locking nut and plain washer, described scissors lever one end of lifting is between hexagonal locking nut and higher level's step surface, the other end is in the air rammer port, lift the position in scissors lever stage casing, on on this position, on scissors base, have one to raise up, described projection is with to lift scissors lever stage casing inconsistent, on higher level's step surface, also have one with the vertical through hole of upper scissors bar axially parallel, a scissors blowing pipe is installed in hole, described scissors blowing pipe lower end is in a side of upper scissors,
Described thread depressing mechanism is arranged on scissors base, described thread depressing mechanism comprises a pressure-ray film, one straight-line groove is arranged on the outer wall of upper scissors base, described pressure-ray film is arranged in the outer wall straight-line groove of scissors base, the pressure-ray film side all is incorporated in the two same lateral surface with the straight-line groove subsides has a compressing tablet to fix, and described compressing tablet is bolted on the outer wall of scissors base; Described pressure-ray film upper end has a level and protrudes edge, described level is protruded the line ball air rammer of the upper surface of edge over against air valve seat, described level is protruded the one section projection of the below of edge over against upper scissors base, and between has a line ball back-moving spring, the lower surface of the level protrusion edge of described line ball back-moving spring upper end and pressure-ray film is inconsistent, and the upper surface of one section projection of line ball back-moving spring lower end and upper scissors base is inconsistent; Bottom surface, pressure-ray film lower end has certain inclination angle, and the half disc seat has a chamfering, and described inclination angle can coordinate fully with the chamfering of half disc seat.
2. according to a kind of opening tying device for the hosiery circular knitting machine claimed in claim 1, it is characterized in that: described opening tying device is provided with four upper shear mechanisms, on each, shear mechanism is provided with a thread clamping mechanism, and be provided with two groups block line mechanism on the half disc seat, two groups of thread depressing mechanisms, also have two inlet scoops on the half disc seat, on each inlet scoop, have an inlet scoop to block line mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210509577.6A CN102943347B (en) | 2012-12-04 | 2012-12-04 | Tying device for hosiery circular knitting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210509577.6A CN102943347B (en) | 2012-12-04 | 2012-12-04 | Tying device for hosiery circular knitting machine |
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| CN102943347A CN102943347A (en) | 2013-02-27 |
| CN102943347B true CN102943347B (en) | 2014-01-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103320954A (en) * | 2013-06-28 | 2013-09-25 | 无锡市金龙人造毛皮机械有限公司 | Opening forming and sealing mechanism of knitting machine |
| CN106939470B (en) * | 2017-04-20 | 2019-05-14 | 浙江叶晓针织机械有限公司 | Air draught mouth structure |
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