CN101591843B - Automatic thread clamping system of embroidering machine - Google Patents
Automatic thread clamping system of embroidering machine Download PDFInfo
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- CN101591843B CN101591843B CN2009103034278A CN200910303427A CN101591843B CN 101591843 B CN101591843 B CN 101591843B CN 2009103034278 A CN2009103034278 A CN 2009103034278A CN 200910303427 A CN200910303427 A CN 200910303427A CN 101591843 B CN101591843 B CN 101591843B
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Abstract
The invention provides an automatic thread clamping system of an embroidering machine. A machine head is provided with an electromagnet device and a leverage mechanism; and the lower parts of needle rods are correspondingly provided with thread clamping devices. Threads corresponding to all the needles are clamped by the automatic thread clamping system and cannot fall off from needle holes when the machine starts or stops embroidering, changes colors, stops running and cuts power. When the machine casts on or cuts threads, corresponding threads are automatically loosened, and the threads corresponding to other needles are automatically clamped by a thread clamping piece. The thread clamping system automatically clamps the cut threads when the threads are cut so as to ensure the thread trimming quality and improve the thread trimming stability and reliability.
Description
Technical field
The present invention relates to a kind of computer embroidering machine, particularly a kind of automatic clamp system that is used for single head spininess or multi-end multi-needle computer embroidering machine.
Background technology
Computer embroidering machine machine of the prior art is according to beating the style program that edition system is finished in advance, being input in the automatically controlled internal memory of embroidery machine.The embroidery motion is by computer control axis system, and the upper and lower axle of transmission rotates.Parts such as the thread take-up tension lever cam of last axle driving head, needle-bar cam drive motion up and down such as shank, thread take-up tension lever, eedle; Lower shaft drives rotating shuttle and finishes the sewing action with relative synchronous sequence rotation simultaneously.Reach the standard grade is to combine with bottom line in the rotating shuttle by thread take-up tension lever, shank, eedle to form lock-type chain stitch; The feed motion of embroidery thing is controlled X, Y to motor by computer, drives tabouret and finishes colored shape embroidery work; And the coordination of feed motion, burn out detection and other attached motions of sewing movement, embroidery thing by rotary sensing device to the computer feedback information, control fitting into of each related system by computer system and assassinate the embroidery art and do.
Along with the continuous development of computer embroidering machine industry, market is more and more faster to the embroidery speed requirement of machine, the variation of a number, pin number (line look) demand are more and more, automatic shearing, data edition, detect automatically and control etc. requires more and more higher.Its objective is faster production, enhance productivity, make things convenient for producers to operate, improve the embroidery quality.
Therefore, guaranteeing lower outage, non-off-line, the threading number of times that reduces the people in the embroidery process, is to solve the in-problem in the past important step of embroidery machine.
The problem that embroidery machine existed in the past: reaching the standard grade is to pass through line adjuster, wire-crossing wheel, middlely cross line, thread take-up tension lever, penetrate pin hole.
1, mend when embroidering at embroidery process withdrawal of needle, rollback, because the moving up and down of the swinging up and down of thread take-up tension lever, shank and eedle, reaching the standard grade is easy to come off from pin hole.
2, after embroidery finishes or cuts off the power supply, because the blowing or artificial touch wiping and also easily line is deviate from from pin hole or be intertwined of wind.
3, machine is when colour changing, because the variation of pin position, line also can come off from pin hole easily.
4, machine is when trimming, and the upper thread of cutting off is colluded the line device and colludes in the position process at retainer place, and the length of line occurs inconsistent, and retainer does not have the clamp effect, line off-line phenomenon often occurs.
In the past solution and method of operating are: the operator comes off in order not make line, line need be wound in the spring of locating to install or be wound in the round intermediate plate on both sides.The upper thread that comes off need be worn in the pin hole of threading again.Be time-consuming effort again, restricted the raising of embroidery efficient.
Chinese patent publication number CN2743392, open the utility model provides a kind of Sewing machines/embroidery machine wire-clamping device, and it comprises clamp screw, knob, adjusting knob, spring, loose ends bowl, line-crossing disk, insulating trip and wool pad.Be characterized in, its clamp screw comprises that order is linked to be whole quarter butt section, threaded rod section, dog link section and round rod segment, the quarter butt section is located at the top and has the screwdriver socket, it under the quarter butt section threaded rod section than this quarter butt section slightly larger in diameter, it under the threaded rod section dog link section than this threaded rod section slightly larger in diameter, this dog link section is provided with two planes of axial symmetry, is the diameter round rod segment identical with this dog link section under the dog link section.The knob rotation set is in the threaded rod section; The front end of adjusting knob and loose ends bowl are sleeved on the dog link section; Line-crossing disk and insulating trip are sleeved on round rod segment.Adopt Sewing machines/embroidery machine wire-clamping device of the present utility model, can realize exactly the trace of elasticity is regulated, guarantee elasticity is adjusted to an optimum value, improved quality of regulation greatly.The described wire-clamping device of this utility model, complex structure, and also automaticity is not high, can not well improve the quality of trimming and the stability and the reliability of trimming.
Summary of the invention
The technical issues that need to address of the present invention are, have overcome the deficiencies in the prior art part, provide a kind of simple in structure, and the automaticity height can guarantee the automatic clamp system of the quality of trimming, the stability that has improved trimming and reliability.
The objective of the invention is to be achieved through the following technical solutions:
A kind of automatic thread clamping system of embroidering machine comprises head, is provided with the embroidery support body on head, is fixed with wire passing device, take-up device and shank device on the embroidery support body; Described wire passing device comprised line adjuster and wire-crossing wheel, and wire-crossing wheel was positioned at the below of line adjuster; Described take-up device comprises thread take-up tension lever and middle mast; Described shank device comprises shank and eedle, shank cooperates by two cams in the head respectively with thread take-up tension lever makes Synchronous Transmission, eedle is fixed on the end of shank, the embroidery upper thread passes line apparatus, take-up device and shank device, also comprises broken wire detection system, electromagnet apparatus, leverage and wire-clamping device; Described broken wire detection system is positioned at the wire-crossing wheel back of embroidery support body wire passing device, broken wire detection system comprises that the detection grating wheel that rotates with wire-crossing wheel, the detection light even summation that is used to respond to are used to transmit the detection line plate of signal, detect the light idol and fix, detect grating wheel and in detecting the light idol, rotate with the detection line plate; Described electromagnet apparatus is fixed on a side of head, comprises electromagnet and the terminal that electricly connects that is connected with electromagnet, and stretch to the outer electromagnet inside the electromagnet push-pull shaft; Described leverage comprises lever actuated bar and lever top board, and an end and the electromagnet push-pull shaft of lever actuated bar are fixedly connected, and the other end and lever top board are fixed on the head; Described wire-clamping device comprises the clamp body, be plugged with some clamp bobbins in the clamp body, the head of clamp bobbin is fixed with the pulling thread depressing mechanism, be provided with the thread tension disc magnetosheath that has the magnetosheath hole in the pulling thread depressing mechanism, the thread tension disc magnetosheath is fixed on the clamp body, be socketed with fixture on the clamp bobbin at clamp body back, be provided with the spring that can prop up the clamp body between clamp body and fixture, the bottom of one of them clamp bobbin contacts with the lever top board, and wire-clamping device is between take-up device and shank device.The embroidery upper thread passes wire passing device, take-up device, wire-clamping device and shank device; Broken wire detection system is arranged in the embroidery support body, corresponding with the wire-crossing wheel in the wire passing device, the back that wire-crossing wheel is positioned at the embroidery support body is provided with the detection grating wheel, detecting grating wheel rotates with the rotation of wire-crossing wheel, when embroidery machine initial, colour changing, when shutdown or outage, thread take-up tension lever no longer swings up and down, wire-crossing wheel stops operating, make the detection grating wheel also stop rotation, detect grating wheel and just blocked detection light idol, signal passes the signal along to electric-control system by the detection line plate, sending stop sign by electric-control system stops operating machine, all be provided with broken wire detection system under each wire-crossing wheel, after the embroidery upper thread on certain wire-crossing wheel was pinpointed the problems, signal passed to electric-control system automatically; Electromagnet apparatus, leverage and the wire-clamping device three use that matches, electromagnet apparatus is connected with electric-control system, electromagnet is fixed on the head, after electromagnet apparatus is connected power supply, the electromagnet push-pull shaft moves right, and impels the lever actuated bar in the leverage also to move right, and the lever top board that fixes with the lever actuated bar is to left movement, make the axial left movement of thread tension disc, thread tension disc or pressure-ray film are unclamped left; When not having electric current to pass through, thread tension disc or pressure-ray film be resilience to the right under the effect of spring; Computer embroidering machine is when work, by spindle motor under the control of electric-control system, axle rotatablely moves in the drive, do by the drive of the cam-and-in head shank again and pump, each needle bar frame can only make a pin move up and down to carry out embroidery work, and the colour changing of needle bar frame is to be realized by the colour changing cam move left and right that electric control system controls colour changing motor rotates in the colour changing case apparatus; During work, the embroidery support body up and down and side-to-side movement, the carrying out of one pin, one pin embroidered fast, when a certain root thorn was embroidered the upper thread broken string, broken wire detection system sent signal to electric-control system, and electric-control system is made the outage indication, make electromagnet apparatus not have electric current to pass through, the lever top board is moved right by leverage and electromagnet apparatus, and the embroidery upper thread is clamped, has prevented the phenomenon that the embroidery upper thread comes off from pin hole; Some clamp bobbins described here, how much quantity of clamp bobbin matches according to shank, if adopt 6 shanks or the support body of 9 shanks, corresponding clamp bobbin is 6 or 9 accordingly.
As preferably, described pulling thread depressing mechanism comprises thread tension disc and is used for the outwards handle of pulling, described handle and the corresponding connection of clamp bobbin, be provided with thread tension disc between clamp body and handle, described thread tension disc and thread tension disc magnetosheath socket-connect, thread tension disc and clamp body fit, and handle can be arranged on the left side of thread tension disc magnetosheath, and handle also can be arranged on the right of thread tension disc magnetosheath.Handle is used for when threading thread tension disc being unclamped, and finishes and wears the silk action, by clamp body and thread tension disc the embroidery upper thread is reached impaction state, handled easily; Handle is to be connected with the clamp bobbin, and during pull handle, the clamp bobbin is drawn out a little, finishes threading and gripping action.
As preferably, described pulling thread depressing mechanism comprises pressure-ray film and the fastening point that is used for outwards pulling, the clamp bobbin is connected with the clamp body by fastening point, the bottom of described pressure-ray film is the pulling position that has flanging and stretch to the lower edge, pressure-ray film and clamp body fit, pressure-ray film can be arranged on the left side of thread tension disc magnetosheath, and pressure-ray film also can be arranged on the right of thread tension disc magnetosheath.Pressure-ray film is identical with the effect of thread tension disc, but pressure-ray film has the function of handle simultaneously, as long as make the outwards motion of pulling position with hand, can finish the action of threading; By fastening point the clamp bobbin is connected with pressure-ray film simultaneously,, drives the also outwards motion of clamp bobbin when pulling position outwards during motion, put on line after, according to the resilience of spring, finish the line ball action.
As preferably, described electromagnet apparatus is fixed on the sidewall of head by fixing point; Described electromagnet push-pull shaft be connected by tie point, described lever actuated bar and lever top board are fixed on the head by rotating shaft; Described wire-clamping device assembles with the embroidery support body mutually by the fixing point of clamp body both sides, and the fixture on the clamp bobbin in the clamp body is a jump ring.
As preferably, the top of described clamp body has outwards outstanding line ball bar, and thread tension disc and pressure-ray film and line ball bar are complementary.
As preferably, described electromagnet apparatus, leverage and wire-clamping device can be arranged on the left side of head, also can be arranged on the head right side.Electromagnet apparatus can be set to the cylindrical structural style, regulates fixing by nut; Electromagnet apparatus also can be set to square structure, fixes by screw adjusted.This is to consider according to the installing space of different type of machines.
When leverage and wire-clamping device were contained in the left side, electromagnet was the cylindrical structural style, regulates by nut; When electromagnet apparatus, leverage and wire-clamping device were contained in the right side, electromagnet was the square structure style, passes through screw adjusted.
As preferably, described thread tension disc magnetosheath is a ceramic member.The thread tension disc magnetosheath is a ceramic material, guaranteed that embroidery process embroidery upper thread passes through smoothly from the magnetosheath hole, it is little to have smooth resistance, the characteristics that rub proofness is high, during simultaneously to clamp thread tension disc or pressure-ray film are also played the effect of guiding, thread tension disc or pressure-ray film turnover are light sliding, also can not produce the phenomenon that causes knitting wool and broken string in the clamp process.The function of described thread tension disc and pressure-ray film is identical, can be regarded as same parts.
Therefore, automatic thread clamping system of embroidering machine of the present invention, when a kind of, colour changing initial in machine embroidery, shutdown, outage were provided, all were clamped by clamp system automatically at the line of answering, and line can not come off from pin hole.The line of correspondence is unclamped automatically when work of machine withdrawal of needle or broken string, and the pairing line of other pin is clamped automatically by the wire clamp sheet; The clamp system clamps the line of being cut off automatically during trimming, has guaranteed the trimming quality, has improved thread trimming stability and reliability.
Description of drawings
Fig. 1 is an A of the present invention portion structure for amplifying schematic diagram;
Fig. 2 is that schematic diagram is looked on the overall structure right side of computer embroidering machine of the present invention;
Fig. 3 is that the overall structure master of computer embroidering machine of the present invention looks and shows view;
Fig. 4 is the stereochemical structure enlarged diagram that handle is positioned at the left side in the wire-clamping device of the present invention;
Fig. 5 is the stereochemical structure enlarged diagram that handle is positioned at the right side in the wire-clamping device of the present invention;
Fig. 6 is the stereochemical structure enlarged diagram that fastening point is positioned at the left side among another embodiment of wire-clamping device of the present invention;
Fig. 7 is the stereochemical structure enlarged diagram that fastening point is positioned at the right side among another embodiment of wire-clamping device of the present invention;
Fig. 8 is the right side front view that is positioned at head of structure of the present invention;
Fig. 9 is the right side side view that is positioned at head of structure of the present invention;
Figure 10 is the left side front view that is positioned at head of structure of the present invention;
Figure 11 is the left side side view that is positioned at head of structure of the present invention;
Each parts label and title in the accompanying drawing:
Embroidery upper thread 1, cross line adjuster 2, wire-crossing wheel 3, detect light idol 4, detection line plate 5, broken wire detection system 6, thread take-up tension lever 7, middle mast 8, embroidery support body 9, head 10, electromagnet apparatus 11, electricly connect terminal 12, electromagnet push-pull shaft 13, tie point 14, lever actuated bar 15, rotating shaft 16, lever top board 17, leverage 18, wire-clamping device 19, fixing point 20, thread tension disc 21, thread tension disc magnetosheath 22, spring 23, clamp bobbin 24, colour changing device 25, main shaft 26, electromagnet 27, clamp body 28, handle 29, fixing point 30, magnetosheath hole 31, pressure-ray film 32, fastening point 33, shank 35, eedle 36, detect grating wheel 37, jump ring 38, pulling position 39, line ball bar 40, motor 41.
The specific embodiment
Provide specific embodiments of the invention and the present invention is described in detail in conjunction with the accompanying drawings below, but these embodiment must not be interpreted as and go up limitation of the present invention in all senses.
Embodiment: as shown in Figure 1, be provided with electromagnet apparatus 11 on the right side of head, leverage 18 and wire-clamping device 19, electromagnet apparatus 11 comprises electromagnet 27, stretch to the outer electromagnet 27 inside electromagnet push-pull shaft 13, electromagnet 27 is connected by splicing ear 12 with electric-control system, electromagnet 27 is fixed on the head 10 by fixing point 20, electromagnet push-pull shaft 13 is connected by tie point 14 with lever actuated bar 15 in the leverage 18, the other end of lever actuated bar 15 is fixed on the front of head 10 by rotating shaft 16 and lever top board 17, lever top board 17 is corresponding with the clamp bobbin 24 in the wire-clamping device 19, wire-clamping device 19 comprises clamp body 28, be plugged with clamp bobbin 24 on the clamp body 28, the outside of clamp body 28 is provided with the thread tension disc magnetosheath 22 that has magnetosheath hole 31, thread tension disc magnetosheath 22 is fixed on the clamp body 28, clamp body 28 is provided with thread tension disc 21 or pressure-ray film 32, and thread tension disc 21 is socketed in the thread tension disc magnetosheath 22; When electric-control system during by splicing ear 12 energising, electromagnet 27 moves right, with the contacted lever top board of lever actuated bar 15 17 to left movement, this moment, clamp bobbin 24 top of turning left made the upper thread 1 of embroidering be in the state that unclamps; When electric-control system cut off the power supply by splicing ear 12, electromagnet 27 moved to the upper right side with lever actuated bar 15 contacted lever top boards 17 to left movement, and spring 23 resiliences on the clamp bobbin 24 make embroidery upper thread 1 be in the state of clamping.
As shown in Figure 2, embroidery upper thread 1 passed through line adjuster 2, arrive wire-crossing wheel 3 again, the below of each wire-crossing wheel 3 all can be provided with a broken wire detection system 6, broken wire detection system 6 comprises the detection grating wheel 37 that rotates with wire-crossing wheel 3, detection light idol 4 that is used to respond to and the detection line plate 5 that is used to transmit signal, detecting light idol 4 fixes with detection line plate 5, detecting grating wheel 37 rotates in detecting light idol 4, through behind the wire-crossing wheel 3, mast 8 during embroidery upper thread 1 passes passes thread take-up tension lever 7 again, embroiders upper thread 1 process wire-clamping device 19 at last in the pin hole of eedle 36, when a certain root thorn embroidery upper thread 1 breaks, detection line plate 5 is given electric-control system signal feedback, and electric-control system sends signal, makes electromagnet push-pull shaft 13 in the electromagnet 27 to left movement, lever actuated bar 15 is also simultaneously to left movement, make lever top board 17 to right-hand motion, lever top board 17 does not contact with clamp bobbin 24, makes spring 23 resiliences, thread tension disc 21 or pressure-ray film 32 move right, and embroidery upper thread 1 fits with clamp body 28.
As shown in Figure 3, control lower main axis driven by motor main shaft 26 at electric-control system rotates, axle rotatablely moves in the drive, do by the cam-and-drive shank of 10 li of heads again and pump, each needle bar frame can only make a pin move up and down to carry out embroidery work, and the colour changing of needle bar frame is to realize with the colour changing cam move left and right in the electric control system controls colour changing motor 41 transhipment colour changing case apparatus 25.
As Fig. 4, shown in Figure 5, wire-clamping device 19 comprises clamp body 28, be plugged with 9 clamp bobbins 24 in the clamp body 28, the head of clamp bobbin 24 is fixed with the pulling thread depressing mechanism, be provided with the thread tension disc magnetosheath 22 that has magnetosheath hole 31 in the pulling thread depressing mechanism, thread tension disc magnetosheath 22 is fixed on the clamp body 28, is socketed with jump ring 38 on the clamp bobbin 24 at clamp body 28 backs, and 38 of clamp body 28 and jump rings are provided with the spring 23 that can prop up clamp body 28; The pulling thread depressing mechanism comprises thread tension disc 21 and is used for the outwards handle 29 of pulling, described handle 29 and the 24 corresponding connections of clamp bobbin, 29 of clamp body 28 and handles are provided with thread tension disc 21, described thread tension disc 21 socket-connects with thread tension disc magnetosheath 22, thread tension disc 21 fits with clamp body 28, handle 29 can be arranged on the left side of thread tension disc magnetosheath 22, and handle 29 also can be arranged on the right of thread tension disc magnetosheath 22.
As Fig. 6, shown in Figure 7, another embodiment of wire-clamping device 19, the pulling thread depressing mechanism comprises pressure-ray film 32 and the fastening point 33 that is used for outwards pulling, clamp bobbin 24 is connected with clamp body 28 by fastening point 33, the bottom of described pressure-ray film 32 is the pulling position 39 that has flanging and stretch to the lower edge, pressure-ray film 32 fits with clamp body 28, and pressure-ray film 32 can be arranged on the left side of thread tension disc magnetosheath 22, and pressure-ray film 32 also can be arranged on the right of thread tension disc magnetosheath 22.
As Fig. 8, shown in Figure 9, electromagnet apparatus 11 and leverage 18 are fixed on the right side of head 10 by fixing point 20, and the electromagnet 27 in the electromagnet apparatus 11 is square.
As Figure 10, shown in Figure 11, when electromagnet apparatus 11, leverage 18 were installed in the left side, electromagnet 27 was the cylindrical structural style.
Claims (7)
1. an automatic thread clamping system of embroidering machine comprises head (10), is provided with embroidery support body (9) on head (10), is fixed with wire passing device, take-up device and shank device on the embroidery support body (9); Described wire passing device comprised line adjuster (2) and wire-crossing wheel (3), and wire-crossing wheel (3) was positioned at the below of line adjuster (2); Described take-up device comprises thread take-up tension lever (7) and middle mast (8); Described shank device comprises shank (35) and eedle (36), shank (35) cooperates by two cams in the head (10) respectively with thread take-up tension lever (7) makes Synchronous Transmission, eedle (36) is fixed on the end of shank (35), embroidery upper thread (1) passes wire passing device, take-up device and shank device, it is characterized in that: also comprise broken wire detection system (6), electromagnet apparatus (11), leverage (18) and wire-clamping device (19); Described broken wire detection system (6) is arranged in the back that embroidery support body (9) is gone up wire passing device wire-crossing wheel (3), broken wire detection system (6) comprises the detection grating wheel (37) that rotates with wire-crossing wheel (3), the detection light idol (4) that is used to respond to and the detection line plate (5) that is used to transmit signal, detect light idol (4) and fix, detect grating wheel (37) and in detecting light idol (4), rotate with detection line plate (5); Described electromagnet apparatus (11) is fixed on a side of head (10), comprise electromagnet (27) be connected with electromagnet (27) electricly connect terminal (12), electromagnet (27) inside is outward extended with electromagnet push-pull shaft (13); Described leverage (18) comprises lever actuated bar (15) and lever top board (17), and an end of lever actuated bar (15) and electromagnet push-pull shaft (13) are fixedly connected, and the other end and lever top board (17) are fixed on the head (10); Described wire-clamping device (19) comprises clamp body (28), be plugged with some clamp bobbins (24) in the clamp body (28), the head of clamp bobbin (24) is fixed with the pulling thread depressing mechanism, be provided with the thread tension disc magnetosheath (22) that has magnetosheath hole (31) in the pulling thread depressing mechanism, thread tension disc magnetosheath (22) is fixed on the clamp body (28), be socketed with fixture on the clamp bobbin (24) at clamp body (28) back, be provided with the spring (23) that can prop up clamp body (28) between clamp body (28) and fixture, the bottom of one of them clamp bobbin (24) contacts with lever top board (17), and wire-clamping device (19) is between take-up device and shank device.
2. automatic thread clamping system of embroidering machine according to claim 1, it is characterized in that: described pulling thread depressing mechanism comprises thread tension disc (21) and is used for the outwards handle (29) of pulling, described handle (29) and the corresponding connection of clamp bobbin (24), be provided with thread tension disc (21) between clamp body (28) and handle (29), described thread tension disc (21) socket-connects with thread tension disc magnetosheath (22), thread tension disc (21) fits with clamp body (28), and handle (29) is arranged on the left side or the right of thread tension disc magnetosheath (22).
3. automatic thread clamping system of embroidering machine according to claim 1, it is characterized in that: described pulling thread depressing mechanism comprises pressure-ray film (32) and the fastening point (33) that is used for outwards pulling, clamp bobbin (24) is connected with clamp body (28) by fastening point (33), the bottom of described pressure-ray film (32) is the pulling position (39) that has flanging and extend downwards, pressure-ray film (32) fits with clamp body (28), and pressure-ray film (32) is arranged on the left side or the right of thread tension disc magnetosheath (22).
4. automatic thread clamping system of embroidering machine according to claim 1 is characterized in that: described electromagnet apparatus (11) is fixed on the sidewall of head (10) by fixing point (20); Described electromagnet push-pull shaft (13) be connected by tie point (14), described lever actuated bar (15) and lever top board (17) are fixed on the head (10) by rotating shaft (16); Described wire-clamping device (19) is by the fixing point (30) and support body (9) close-fitting mutually of embroidering of clamp body (28) both sides, and the fixture on the clamp bobbin (24) in the clamp body (28) is jump ring (38).
5. according to claim 1 or 2 or 3 or 4 described automatic thread clamping system of embroidering machine, it is characterized in that: the top of described clamp body (28) has outwards outstanding line ball bar (40), and thread tension disc (21) and pressure-ray film (32) are complementary with line ball bar (40).
6. according to claim 1 or 2 or 3 or 4 described automatic thread clamping system of embroidering machine, it is characterized in that: described electromagnet apparatus (11), leverage (18) and wire-clamping device (19) are arranged on the left side or the right side of head (10).
7. according to claim 1 or 2 or 3 or 4 described automatic thread clamping system of embroidering machine, it is characterized in that: described thread tension disc magnetosheath (22) is a ceramic member.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009103034278A CN101591843B (en) | 2009-06-19 | 2009-06-19 | Automatic thread clamping system of embroidering machine |
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| CN2009103034278A CN101591843B (en) | 2009-06-19 | 2009-06-19 | Automatic thread clamping system of embroidering machine |
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| CN101591843B true CN101591843B (en) | 2011-11-09 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104120562B (en) * | 2013-07-26 | 2017-06-13 | 上海鲍麦克斯电子科技有限公司 | For the electronic hand wheel of SERVO CONTROL sewing machine auxiliary operation |
| CH712431A1 (en) * | 2016-05-03 | 2017-11-15 | Lässer Ag | Method for actuating a thread cutting and thread clamping device for cutting the shuttle thread on a large embroidery machine and a device for carrying out the method. |
| CN107326561B (en) * | 2017-08-28 | 2022-12-27 | 江西禾丰电子机械有限公司 | Thread-buckling device of embroidery machine |
| CN107881676B (en) * | 2017-12-19 | 2023-03-21 | 宁波双玉机电制造有限公司 | Upper thread clamping mechanism and embroidery machine adopting same |
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| EP0768418B1 (en) * | 1995-10-16 | 1999-03-31 | Franz Lässer AG | Embroidering machine, particularly of the Schiffli type, with a severing- and clamping device for the front yarn |
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| CN101591843A (en) | 2009-12-02 |
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