CN111575894B - Yarn breaking creel for double-sided yarn adjusting machine - Google Patents
Yarn breaking creel for double-sided yarn adjusting machine Download PDFInfo
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- CN111575894B CN111575894B CN202010344894.1A CN202010344894A CN111575894B CN 111575894 B CN111575894 B CN 111575894B CN 202010344894 A CN202010344894 A CN 202010344894A CN 111575894 B CN111575894 B CN 111575894B
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- yarn
- clamping
- creel
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- double
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/54—Thread guides
- D04B15/58—Thread guides for circular knitting machines; Thread-changing devices
- D04B15/60—Thread guides for circular knitting machines; Thread-changing devices with thread-clamping or -severing devices
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/10—Devices for supplying, feeding, or guiding threads to needles
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Warping, Beaming, Or Leasing (AREA)
Abstract
The application provides a broken yarn creel for two-sided accent line machine includes: the yarn feeding device comprises five clamping plates arranged in parallel, three fixing shafts penetrating through the five clamping plates, an upper frame fixedly connected to the tops of the clamping plates, two yarn clamping knives pivoted on one fixing shaft, two yarn feeding sheets and a driving piece, wherein the two yarn feeding sheets are positioned above the yarn clamping knives; the yarn feeding sheet is provided with two parallel displacement grooves, the displacement grooves are matched with the corresponding fixed shafts in a sliding manner, the yarn feeding sheet is positioned between the two adjacent clamping plates, the yarn clamping knife and the yarn feeding sheet are arranged at intervals, and the yarn clamping knife is provided with a second reset spring; the driving piece comprises a rotating shaft fixed on the top frame and two cams sleeved on the rotating shaft, a big bevel gear pivoted to the top of the top frame is meshed with two small bevel gears positioned on the two cams to enable the two cams to move in opposite directions, and when yarns are fed, the cams drive the yarn clamping cutter and the yarn feeding sheet to act in sequence. The application has reliable work and high efficiency.
Description
Technical Field
The invention relates to a yarn adjusting machine, in particular to a yarn breaking creel for a double-sided yarn adjusting machine.
Background
With the progress of science and technology, fabrics with single color are slowly not popular with people, and in order to enrich the color and the pattern of the fabrics, a yarn adjusting machine is added on a loom to realize the functions of yarn breaking and yarn changing.
Chinese patent CN201520048581.6 discloses a multifunctional double-sided machine jacquard yarn adjusting device, the yarn adjusting device body comprises an upper yarn clamping device and a lower yarn clamping device which are arranged between two side plates, and the upper yarn clamping device and the lower yarn clamping device comprise a plurality of yarn clamping knives which are arranged between every two yarn clamping knife clamping plates in parallel through needles; a front and rear yarn feeding device installed between the two side plates, which includes a yarn feeding member installed at a yarn feeding member clamp plate through a needle; the cylinder body is arranged at the rear parts of the two side plates, the cylinder body is provided with a yarn clamping cutter pressing piston rod, the tail part of the yarn clamping cutter is provided with a yarn clamping cutter return spring, the front part of the cylinder body is provided with a yarn feeding piece front pushing piston rod, and the tail part of the yarn feeding piece is provided with a yarn feeding piece return spring; the yarn feeding assembly is arranged above the side plate through the yarn passing bracket and is provided with yarn passing openings matched with the yarn feeding pieces in number. The product is diversified adjustable, is fit for not unidimensional model, supports to reach as many as 6 yarns and trades the yarn, and compact structure, full pneumatic control is convenient for realize the automation, when realizing that the high accuracy send the yarn, can quick effectual completion cut yarn function. The loom is usually controlled by an electric element, the yarn adjusting device adopts a plurality of cylinders to respectively control the actions of the yarn feeding piece and the yarn clamping knife, the complexity of a control system is increased, the yarn feeding piece and the yarn clamping knife act independently, if the yarn feeding piece moves forwards faster than the yarn clamping knife, the yarn can be separated, if the yarn clamping knife resets faster than the yarn feeding piece moves backwards, the yarn can not be hooked, and the work efficiency can be influenced because the air pressure control action is slow in reaction.
Disclosure of Invention
The invention aims to provide a yarn breaking creel for a double-sided yarn adjusting machine, which solves the defects that a control system is complex and has a complex structure due to the addition of an air pressure control system, the yarn breaking and changing processes are easy to make mistakes, the working efficiency is low and the like.
In order to solve the technical problems, the invention provides the following technical scheme:
a yarn breakage creel for a double-sided yarn adjusting machine, comprising:
five clamping plates are arranged in parallel;
three parallel fixing shafts penetrating through the five clamping plates;
the top frame is fixedly connected to the top of the clamping plate;
the yarn clamping device comprises two yarn clamping knives pivoted on a fixed shaft, wherein the yarn clamping knives are positioned between two corresponding adjacent clamping plates, and the tail parts of the yarn clamping knives are provided with first return springs;
the yarn feeding device comprises two yarn feeding sheets positioned above a yarn clamping knife, wherein two parallel displacement grooves are formed in the yarn feeding sheets, the displacement grooves are matched with corresponding fixed shafts in a sliding mode, the yarn feeding sheets are positioned between two corresponding adjacent clamping plates, the yarn clamping knife and the yarn feeding sheets are arranged at intervals, and a second reset spring is arranged in the middle of the yarn clamping knife;
the driving piece comprises a rotating shaft fixed on the top frame and two cams arranged on the rotating shaft in a sleeved mode, a large bevel gear arranged at the top of the top frame is in pin joint with two small bevel gears arranged on the two cams in an engaged mode to enable the two cams to move in opposite directions, and when yarns are fed, the cams drive the yarn clamping cutters and the yarn feeding sheets to move in sequence.
Further, the cam includes the axle sleeve and fixed the setting is in sector plate, the arc that gradually bursts at the seams on the axle sleeve outer peripheral face, the one end of sector plate with the main aspects of the arc that gradually bursts at the seams are connected, during the yarn feeding, the arc, the sector plate that gradually burst at the seams with press from both sides the yarn sword, send the contact of yarn piece.
Further, one cam may be rotated 180 ° to coincide with the other cam.
Furthermore, the yarn clamping knife comprises yarn clamping sheets pivoted on the corresponding fixed shafts and a yarn clamping head connected to the front ends of the yarn clamping sheets, the yarn clamping head is provided with two lugs, yarn clamping openings are formed in the lugs, and a clamping assembly is arranged in the yarn clamping opening close to one side of the yarn feeding sheet matched with the yarn clamping knife.
Furthermore, the yarn clamping device further comprises a blocking shaft penetrating through the five clamping plates, the blocking shaft is positioned below the yarn clamping head, and the two cutters fixedly arranged on the blocking shaft are respectively positioned between the two lugs of the corresponding yarn clamping head.
Furthermore, the clamping assembly comprises a clamping plate arranged in a sliding hole of the yarn clamping head in a sliding mode, a pushing spring is arranged in the sliding hole, a convex column on the clamping plate penetrates through a strip-shaped groove on the side wall of the sliding hole to extend outwards, and a stop block located on a corresponding clamping plate in the spinning process of the yarn clamping head is pressed on the convex column to enable the clamping plate to contract inwards.
Furthermore, a protrusion is arranged at the top of the yarn clamping piece, an arc surface is arranged between one side of the protrusion and the yarn clamping piece, and when the yarn clamping head upwarps to the highest position, the arc surface is superposed with the outer peripheral surface of the fan-shaped plate.
Furthermore, the displacement groove is an S-shaped curve groove, so that the yarn feeding piece moves up and down while moving back and forth.
Further, the rotatable support is arranged at the bottom of the two outermost clamping plates.
According to the technical scheme, the invention has the following beneficial effects:
because the bevel gear transmission mechanism is adopted, the control is simple, the reaction is quick, and the working efficiency is high;
because the driving piece drives the corresponding yarn clamping knife and the corresponding yarn feeding piece to act in sequence, the faults that the yarn clamping knife is reset faster than the yarn feeding piece retreats and the yarn feeding piece advances faster than the yarn clamping knife is rotated upwards can not occur, and the yarn breaking and the yarn feeding are reliable;
the cutter is arranged between the two lugs of the yarn clamping head, so that the cutting is reliable;
because the clamping assembly is arranged in the yarn clamping opening close to one side of the yarn feeding piece matched with the yarn clamping knife, and the stop block positioned on the corresponding clamping plate in the spinning process of the yarn clamping head is pressed on the convex column to enable the clamping plate to contract inwards, the yarn can be prevented from being separated from the yarn feeding piece accidentally.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial side view of the present invention.
Fig. 3 is a front view of the gripper head of the yarn gripper knife of the present invention.
Figure 4 is a side view of the gripper head of the gripper knife according to the invention.
Description of reference numerals: the yarn clamping device comprises a clamping plate 1, an upper frame 2, a yarn clamping cutter 3, a yarn clamping piece 31, a protrusion 32, a circular arc surface 33, a yarn clamping head 34, a lug 341, a yarn clamping opening 3411, a clamping assembly 342, a clamping plate 3421, a pushing spring 3422, a convex column 3423, a strip-shaped groove 343, a first return spring 4, a yarn feeding piece 5, a second return spring 6, a driving piece 7, a rotating shaft 71, a cam 72, a sector plate 721, an involute arc plate 722, a blocking shaft 8 and a cutter 9.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
The present application is further explained with reference to fig. 1 to 4, showing in fig. 1 and 2 a yarn-breaking creel for a double-sided yarn adjusting machine, comprising: the yarn feeding device comprises five clamping plates 1 arranged in parallel, three mutually parallel fixed shafts penetrating through the five clamping plates 1, an upper frame 2 fixedly connected with the tops of the two outermost clamping plates 1, two yarn clamping knives 3 pivoted on the fixed shafts, two yarn feeding sheets 5 positioned above the yarn clamping knives 3 and a driving piece 7, wherein the yarn clamping knives 3 are positioned between the two corresponding adjacent clamping plates 1, and the tail parts of the yarn clamping knives 3 are provided with first reset springs 4; the yarn feeding sheet 5 is provided with two parallel displacement grooves which are S-shaped curved grooves, the displacement grooves are matched with corresponding fixed shafts in a sliding manner, so that the yarn feeding sheet 5 moves back and forth and moves up and down, the yarn feeding sheet 5 is positioned between two corresponding adjacent clamping plates 1, the yarn clamping blades 3 and the yarn feeding sheet 5 are arranged at intervals, and the middle parts of the yarn clamping blades 3 are provided with second reset springs 6; the driving part 7 comprises a rotating shaft 71 fixed on the top frame 2 and two cams 72 sleeved on the rotating shaft 71, a big bevel gear pivoted at the top of the top frame 2 is meshed with two small bevel gears positioned on the two cams 72 to enable the two cams 72 to move in opposite directions, and when yarns are fed, the cams 72 drive the yarn clamping cutter 3 and the yarn feeding sheet 5 to act in sequence.
The cam 72 comprises a shaft sleeve, a sector plate 721 fixedly arranged on the outer peripheral surface of the shaft sleeve and an involute arc plate 722, one end of the sector plate 721 is connected with the big end of the involute arc plate 722, when feeding yarn, the involute arc plate 722 and the sector plate 721 are sequentially contacted with the yarn clamping knife 3 and the yarn feeding sheet 5, the involute arc plates 722 firstly contact with the yarn clamping knife 3 to warp the front part of the yarn clamping knife 3, when the involute arc plate 722 is simultaneously contacted with the yarn clamping knife 3 and the yarn feeding sheet 5, the front part of the yarn clamping knife 3 continuously tilts, the yarn feeding piece 5 advances, the action of the yarn clamping knife 3 is faster than that of the yarn feeding piece 5, the yarn feeding piece 5 is prevented from moving too fast to cause the separation of the yarn from the yarn passing opening of the yarn feeding piece 5 to cause yarn shedding, otherwise, when the yarn feeding sheet 5 retreats, the yarn clamping knife 3 keeps a tilting state, and the yarn clamping knife 3 resets after hooking yarns.
Because one cam 72 can be overlapped with the other cam 72 after rotating 180 degrees, the connection effect of the two yarns is good.
The yarn clamping cutter 3 comprises yarn clamping sheets 31 pivoted on corresponding fixed shafts and yarn clamping heads 34 connected to the front ends of the yarn clamping sheets 31, each yarn clamping head 34 is provided with two convex lugs 341, yarn clamping ports 3411 are formed in the convex lugs 341, a clamping assembly 342 is arranged in each yarn clamping port 3411 close to one side of a yarn feeding sheet 5 matched with the yarn clamping cutter 3, a blocking shaft 8 penetrating through five clamping sheets 1 is located below the yarn clamping heads 34, two cutters 9 fixedly arranged on the blocking shaft 8 are respectively located between the two convex lugs 341 of the corresponding yarn clamping heads 34, and the two yarn clamping ports 3411 drive yarns to move downwards to be in contact with the cutters 9 so that the yarns can be cut quickly and the yarns can be cut reliably.
As shown in fig. 3 and 4, the clamping assembly 342 includes a clamping plate 3421 slidably disposed in a sliding hole of the yarn clamping head 34, a pushing spring 3422 is disposed in the sliding hole, a convex post 3423 on the clamping plate 3421 passes through a strip groove 343 on a side wall of the sliding hole and extends outward, a stopper on a corresponding clamp plate 1 is pressed against the convex post 3423 during the upward rotation of the yarn clamping head 34 to make the clamping plate 3421 contract inward, the clamping plate 3421 can be opened only when the yarn clamping head 34 is tilted up to a certain height, so as to avoid yarn dropping, the motion of the yarn clamping knife 3 is faster than that of the yarn feeding piece 5, and the yarn feeding piece 5 is prevented from driving the yarn bobbin to rotate to cause the yarn clamping head to be too long.
The top of pressing from both sides yarn piece 31 is equipped with a arch 32, protruding 32 one side with press from both sides and be equipped with an arc surface 33 between the yarn piece 31, press when cam 72 resets to protruding 32, press when pressing from both sides yarn head 34 upwarp to highest position arc surface 33 with the outer peripheral face coincidence of sector plate 721 makes when pressing from both sides yarn head 34 and keep upwarping cam 72 continues the drive send yarn piece 5 to advance, realizes the control of action in proper order, and control accuracy is high, and control is simple.
The application also comprises a rotatable support arranged at the bottom of the two outermost clamping plates 1, so that the whole wire adjusting machine can deflect within 90 degrees.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A broken yarn creel for a double-sided yarn adjusting machine, comprising:
five parallel splints (1);
three mutually parallel fixed shafts penetrating through the five clamping plates (1);
the top frame (2) is fixedly connected to the top of the clamping plate (1);
the yarn clamping device comprises two yarn clamping knives (3) pivoted on a fixed shaft, wherein the yarn clamping knives (3) are positioned between two corresponding adjacent clamping plates (1), and the tail parts of the yarn clamping knives (3) are provided with first return springs (4);
the yarn feeding device comprises two yarn feeding sheets (5) positioned above a yarn clamping knife (3), wherein two parallel displacement grooves are formed in the yarn feeding sheets (5), the displacement grooves are matched with corresponding fixed shafts in a sliding mode, the yarn feeding sheets (5) are positioned between two corresponding adjacent clamping plates (1), the yarn clamping knife (3) and the yarn feeding sheets (5) are arranged at intervals, and a second reset spring (6) is arranged in the middle of the yarn clamping knife (3);
driving piece (7), driving piece (7) are including fixing pivot (71) and cover on roof-rack (2) are established two cam (72) on pivot (71), the pin joint is in the big bevel gear at roof-rack (2) top makes two cam (72) motion direction opposite with two bevel pinion meshing that lie in on two cam (72), cam (72) are including axle sleeve and fixed the setting and are in sector plate (721) on the axle sleeve outer peripheral face, arc (722) gradually bursts at seams, the one end of sector plate (721) with the main aspects of arc (722) gradually burst at seams are connected, when sending the yarn, arc (722) that gradually burst at seams, sector plate (721) in proper order with press from both sides yarn sword (3), send yarn piece (5) to contact, cam (72) drive press from both sides yarn sword (3), send yarn piece (5) to move in proper order.
2. Yarn-breaking creel for double-sided yarn conditioners according to claim 1, characterised in that one cam (72) can be made to coincide with the other cam (72) after a rotation of 180 °.
3. The yarn-breaking creel for double-sided yarn conditioners according to claim 2, wherein the yarn-clamping blades (3) comprise yarn-clamping sheets (31) pivoted on corresponding fixed shafts and a yarn-clamping head (34) connected to the front ends of the yarn-clamping sheets (31), the yarn-clamping head (34) has two lugs (341), yarn-clamping mouths (3411) are provided on the lugs (341), and a clamping assembly (342) is provided in the yarn-clamping mouth (3411) near the side of the yarn-feeding sheet (5) cooperating with the yarn-clamping blades (3).
4. The yarn breakage creel for a double-sided yarn adjusting machine according to claim 3, further comprising a blocking shaft (8) penetrating through five clamping plates (1), wherein the blocking shaft (8) is positioned below the yarn clamping head (34), and two cutters (9) fixedly arranged on the blocking shaft (8) are respectively positioned between two lugs (341) of the corresponding yarn clamping head (34).
5. The yarn breakage creel for a double-sided yarn adjusting machine according to claim 3, characterized in that the clamping assembly (342) comprises a clamping plate (3421) slidably arranged in a sliding hole of the yarn clamping head (34), a pushing spring (3422) is arranged in the sliding hole, a convex pillar (3423) on the clamping plate (3421) extends outwards through a strip-shaped groove (343) on the side wall of the sliding hole, and a stop block on the corresponding clamping plate (1) presses against the convex pillar (3423) during the upward rotation of the yarn clamping head (34) to cause the clamping plate (3421) to retract inwards.
6. The yarn breaking creel for the double-sided yarn adjusting machine as claimed in claim 3, wherein a protrusion (32) is arranged at the top of the yarn clamping piece (31), a circular arc surface (33) is arranged between one side of the protrusion (32) and the yarn clamping piece (31), and the circular arc surface (33) is overlapped with the outer peripheral surface of the sector plate (721) when the yarn clamping head (34) is tilted up to the highest position.
7. The yarn breakage creel for a double-sided yarn adjusting machine according to claim 1, wherein the displacement groove is an S-shaped curved groove, so that the yarn feeding piece (5) moves up and down while moving back and forth.
8. Yarn-breaking creel for double-sided yarn conditioners according to claim 1, characterised in that it also comprises a rotatable support mounted at the bottom of the two outermost jaws (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344894.1A CN111575894B (en) | 2020-04-27 | 2020-04-27 | Yarn breaking creel for double-sided yarn adjusting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344894.1A CN111575894B (en) | 2020-04-27 | 2020-04-27 | Yarn breaking creel for double-sided yarn adjusting machine |
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| Publication Number | Publication Date |
|---|---|
| CN111575894A CN111575894A (en) | 2020-08-25 |
| CN111575894B true CN111575894B (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010344894.1A Active CN111575894B (en) | 2020-04-27 | 2020-04-27 | Yarn breaking creel for double-sided yarn adjusting machine |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288198Y (en) * | 1997-03-11 | 1998-08-19 | 山东省栖霞市轻纺机械厂 | Automatic mechanical yarn change unit |
| KR20100023626A (en) * | 2008-08-22 | 2010-03-04 | 주식회사 케이티엠 | Cross bar head assembly for socks knitting machine |
| EP2208815A1 (en) * | 2008-12-29 | 2010-07-21 | Pai Lung Machinery Mill Co., Ltd. | Yarn changing set for color altering heads of a circular knitting machine |
| CN202187157U (en) * | 2011-07-11 | 2012-04-11 | 张博田 | Automatic yarn changing unit of rib-knit cuff circular weft knitting machine |
| KR101192150B1 (en) * | 2012-06-22 | 2012-10-17 | 송유철 | Weaving machne |
| CN204434891U (en) * | 2015-01-25 | 2015-07-01 | 桑汉贸易（上海）有限公司 | Multifunctional two-sided machine jacquard weave yarn changing device |
| CN205035570U (en) * | 2015-10-14 | 2016-02-17 | 江苏金龙科技股份有限公司 | Computer knitting knitting machine's thread nipper assembly |
| CN209584504U (en) * | 2019-01-23 | 2019-11-05 | 唐山雾谷机电设备有限公司 | The thread grip mechanism of automatic yarn-changing device |
| CN210314711U (en) * | 2019-05-31 | 2020-04-14 | 绍兴市强生精机制造有限公司 | Cam yarn cutting device for glove machine |
-
2020
- 2020-04-27 CN CN202010344894.1A patent/CN111575894B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288198Y (en) * | 1997-03-11 | 1998-08-19 | 山东省栖霞市轻纺机械厂 | Automatic mechanical yarn change unit |
| KR20100023626A (en) * | 2008-08-22 | 2010-03-04 | 주식회사 케이티엠 | Cross bar head assembly for socks knitting machine |
| EP2208815A1 (en) * | 2008-12-29 | 2010-07-21 | Pai Lung Machinery Mill Co., Ltd. | Yarn changing set for color altering heads of a circular knitting machine |
| CN202187157U (en) * | 2011-07-11 | 2012-04-11 | 张博田 | Automatic yarn changing unit of rib-knit cuff circular weft knitting machine |
| KR101192150B1 (en) * | 2012-06-22 | 2012-10-17 | 송유철 | Weaving machne |
| CN204434891U (en) * | 2015-01-25 | 2015-07-01 | 桑汉贸易（上海）有限公司 | Multifunctional two-sided machine jacquard weave yarn changing device |
| CN205035570U (en) * | 2015-10-14 | 2016-02-17 | 江苏金龙科技股份有限公司 | Computer knitting knitting machine's thread nipper assembly |
| CN209584504U (en) * | 2019-01-23 | 2019-11-05 | 唐山雾谷机电设备有限公司 | The thread grip mechanism of automatic yarn-changing device |
| CN210314711U (en) * | 2019-05-31 | 2020-04-14 | 绍兴市强生精机制造有限公司 | Cam yarn cutting device for glove machine |
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