CN102443975B - Reset device for displaced needle bar of double-needle machine - Google Patents
Reset device for displaced needle bar of double-needle machine Download PDFInfo
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- CN102443975B CN102443975B CN 201110331604 CN201110331604A CN102443975B CN 102443975 B CN102443975 B CN 102443975B CN 201110331604 CN201110331604 CN 201110331604 CN 201110331604 A CN201110331604 A CN 201110331604A CN 102443975 B CN102443975 B CN 102443975B
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Abstract
The invention relates to the technical field of sewing machine equipment, in particular to a reset device for a displaced needle bar of a double-needle machine. In order to solve the problem that the angular corner piece sewing in the prior art is slow, time-consuming and toilsome, the invention adopts the technical scheme that the reset device for the displaced needle bar of the double-needle machine comprises a reset component and further comprises an automatic control component, wherein the reset component comprises a switcher component, a pressure lever plate, a pressure lever, a mounting rack, a spring and an upright post; the automatic control component comprises a first detection device, an electromagnet component and a slide shaft component; the electromagnet component is fixed to the mounting rack and can push the pressure lever to slide backwards; and the first detection device is fixed to the slide shaft component. The reset device provided by the invention can automatically reset the displaced needle bar of the double-needle machine, thereby saving time and improving efficiency.
Description
Technical field
The present invention relates to the sewing-machine equipment technical field, be specifically related to the resetting means of double needle machine displacement shank.
Background technology
The double needle machine of existing variable bit shank all includes a reset assembly, is used for the angle at the end bent angle and makes.Its structure is: comprise switch assembly, depression bar plate, depression bar, installing rack, spring and column, the switch assembly is installed on the head of sewing machine, switch assembly one end is provided with column, the other end is connected by guide rail with the sliding axle assembly, shank assembly and installing rack are separately fixed on the head of sewing machine, depression bar one end is connected with installing rack and can does relative sliding, and the other end is connected with the depression bar plate by spring, and spring is in compressive state.The problem that existing structure exists is: difficulty is large when the angle bent angle is made, and is difficult for grasping.This be because: pull the switch assembly by hand, afterwards operate the fixing pin number that will make by pedal, then lift presser feet, rotate sewing, continue to make the pin number that equates with it, press at last the down-pressed pole plate, finish displacement, finish the angle turning and make.The difficulty maximum is exactly the control of pin number during this time, even the skilled worker also often makes mistakes, the operative employee who has just comes accurate pin number by the hand rotary driving wheel, and sewing speed is slow, wastes time and energy.
Summary of the invention
The present invention will provide a kind of resetting means of double needle machine displacement shank, turns in angle and makes the large problem of difficulty to overcome double needle machine that prior art exists.
The problem that exists for overcoming prior art, technical scheme of the present invention is:
The resetting means of double needle machine displacement shank, comprise reset assembly, reset assembly comprises switch assembly, depression bar plate, depression bar, installing rack, spring and column, its special character is: also comprise automatic control unit, described automatic control unit comprises the first checkout gear, electromagnet assembly, sliding axle assembly, described electromagnet assembly is fixed on the installing rack and can promotes depression bar and slides backward, and the first checkout gear is fixed on the sliding axle assembly.
Also comprise second detection device and compressor arm in the above-mentioned automatic control unit, second detection device is fixed on the compressor arm.
Above-mentioned depression bar is installed metallic pin or baffle plate at the end near installing rack.
Above-mentioned depression bar is bending structure at the end near installing rack.
Compared with prior art, advantage of the present invention is:
1. employing automatic reset mechanism, displacement pin number is predeterminable, automatically finishes bent angle and makes;
2. substitute the operation that needs hand, pin just can finish with electromagnet, save time, raise the efficiency;
3. because making of bent angle is that machine automatization is finished, therefore greatly improved the speed of making bent angle in the prior art with manually-operated.
Description of drawings
Fig. 1 is the original structure schematic diagram;
Fig. 2 is the structural representation of the embodiment of the invention 1;
Fig. 3 is the structural representation of the embodiment of the invention 2;
Wherein, 1-switch assembly, 2-sliding axle assembly, 3-shank assembly, 4-depression bar plate, 5-depression bar, 6-installing rack, 7-spring, 8-the first checkout gear, 9-compressor arm, 10-second detection device, 11-electromagnet assembly, 12-column.
The specific embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
Embodiment 1: with reference to Fig. 2, the resetting means of double needle machine displacement shank comprises reset assembly and automatic control unit.
Described reset assembly comprises switch assembly 1, shank assembly 3, depression bar plate 4, depression bar 5, installing rack 6, spring 7, column 12 with of the prior art the same.Switch assembly 1 is installed on the head of sewing machine, switch assembly 1 one ends are provided with column 12, the other end and sliding axle assembly 2 are connected by guide rail, shank assembly 3 and installing rack 6 are separately fixed on the head of sewing machine, depression bar 5 one ends are connected with installing rack 6 and can do relative sliding, the other end is connected with depression bar plate 4 by spring 7, and spring 7 is in compressive state.
Described automatic control unit comprises the first checkout gear 8, electromagnet assembly 11, sliding axle assembly 2, and wherein said sliding axle assembly 2 is parts in the modified gear in the double needle machine.Described electromagnet assembly 11 is fixed on the installing rack 6 and can promotes depression bar 5 and slides backward, and the first checkout gear 8 is fixed on the sliding axle assembly 2.
In the use, carry out the angle bent angle when making, the pin number that the single needle bar action of pre-set turning will be walked, then manually pull switch assembly 1, make switch assembly 1 drive sliding axle assembly 2 and do immediately to slide to the left or to the right, the action of control shank assembly 3 fill order's shanks, when the column 12 of switch assembly 1 staggers depression bar plate 4, spring 7 promotes depression bar plate 4 and moves forward, and makes depression bar plate 4 gears at column 12 rears of switch assembly 1, and switch assembly 1 is maintained.The first checkout gear 8 that is installed on the sliding axle assembly 2 detects signal, and signal is passed to control box for sewing machine, stops behind the pin number of then setting before the running of control box for sewing machine control Sewing machines, waits for and turning.Then manually (also might electromagnet, the knee control) lifts presser feet, rotate sewing, put down presser feet after finishing turning, this moment, operator's foot-treadle was to signal of control box for sewing machine, then behind the pin number that control box for sewing machine control Sewing machines is set before again turning round, control electromagnet assembly 11 promotes depression bar 5 backward, make depression bar 5 drive the depression bar plate 4 of gear at column 12 rears and break away from column 12, at this moment, switch assembly 1 resets by its resetting means, drive simultaneously 2 actions of sliding axle assembly, make its control shank assembly 3 finish the action of crosspointer bar, so far finish an angle bent angle and make.
Described reset assembly comprises switch assembly 1, shank assembly 3, depression bar plate 4, depression bar 5, installing rack 6, spring 7, column 12 with of the prior art the same.Switch assembly 1 is installed on the head of sewing machine, switch assembly 1 one ends are provided with column 12, the other end and sliding axle assembly 2 are connected by guide rail, shank assembly 3 and installing rack 6 are separately fixed on the head of sewing machine, depression bar 5 one ends are connected with installing rack 6 and can do relative sliding, the other end is connected with depression bar plate 4 by spring 7, and spring 7 is in compressive state.
Described automatic control unit comprises the first checkout gear 8, second detection device 10, electromagnet assembly 11, sliding axle assembly 2 and compressor arm 9.Wherein said sliding axle assembly 2 is parts in the modified gear in the double needle machine, and compressor arm 9 is inner parts of foot lifting mechanism (control presser feet), and compressor arm 9 is installed on the head of sewing machine.Described electromagnet assembly 11 is fixed on the installing rack 6, and can promote depression bar 5 and slide backward, and checkout gear 8 is fixed on the sliding axle assembly 2, and checkout gear 10 is fixed on the compressor arm 9.
The structure of described depression bar 5 can be installed a metallic pin or baffle plate a section of original depression bar 5 close magnet, also can be with the end bending of depression bar 5 near magnet.As long as can make electromagnet assembly 11 promote depression bar 5 slides backward.
The places different from embodiment 1 are: the pin number need not be set in advance, is to carry out at random.
When the angle bent angle is made, do not set first the pin number that turning single needle bar action will be walked, directly manually pull switch assembly 1, making switch assembly 1 drive sliding axle assembly 2 does to slide to the left or to the right immediately, the action of control shank assembly 3 fill order's shanks, when the column 12 of switch assembly 1 staggered depression bar plate 4, spring 7 promoted depression bar plate 4 and moves forward, make depression bar plate 4 gears at column 12 rears of switch assembly 1, switch assembly 1 is maintained.The first checkout gear 8 that is installed on the sliding axle assembly 2 detects signal, and signal is passed to control box for sewing machine, and then the operator operates the Sewing machines running needs to wait for and turning with stopping behind the pin number arbitrarily.Then manually (also might electromagnet, the knee control) lifts presser feet, rotate sewing, put down presser feet after finishing turning, the second detection device 10 that be installed on the compressor arm 9 this moment detects signal, and signal passed to control box for sewing machine, control box for sewing machine calculated and provided signal from the first checkout gear 8 and provide the pin number of passing by the signal to second detection device 10 this moment, then behind the pin number that calculates before the running of control box for sewing machine control Sewing machines, control electromagnet assembly 11 promotes depression bar 5 backward, make depression bar 5 drive the depression bar plate 4 of gear at column 12 rears and break away from column 12, at this moment, switch assembly 1 resets by its resetting means, drive simultaneously 2 actions of sliding axle assembly, make its control shank assembly 3 finish the action of crosspointer bar, so far finish an angle bent angle and make.
Claims (4)
1. the resetting means of a double needle machine displacement shank, comprise reset assembly, reset assembly comprises switch assembly (1), depression bar plate (4), depression bar (5), installing rack (6), spring (7) and column (12), its special character is: also comprise automatic control unit, described automatic control unit comprises the first checkout gear (8), electromagnet assembly (11), sliding axle assembly (2), described electromagnet assembly (11) is fixed on installing rack (6) upward and can promotes depression bar (5) and slides backward, and the first checkout gear (8) is fixed on the sliding axle assembly (2).
2. the resetting means of described double needle machine displacement shank according to claim 1, it is characterized in that: also comprise second detection device (10) and compressor arm (9) in the described automatic control unit, second detection device (10) is fixed on the compressor arm (9).
3. the resetting means of described double needle machine displacement shank according to claim 1 and 2, it is characterized in that: described depression bar (5) is installed metallic pin or baffle plate at the end near installing rack (6).
4. the resetting means of described double needle machine displacement shank according to claim 1 and 2, it is characterized in that: described depression bar (5) is bending structure at the end near installing rack (6).
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CN 201110331604 CN102443975B (en) | 2011-10-27 | 2011-10-27 | Reset device for displaced needle bar of double-needle machine |
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CN 201110331604 CN102443975B (en) | 2011-10-27 | 2011-10-27 | Reset device for displaced needle bar of double-needle machine |
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CN102443975B true CN102443975B (en) | 2013-04-10 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103276541B (en) * | 2013-06-07 | 2015-02-04 | 杰克缝纫机股份有限公司 | Control method for automatic separation and resetting of needle rods of double-needle machine |
CN103276539B (en) * | 2013-06-07 | 2015-04-08 | 杰克缝纫机股份有限公司 | Device for automatic separation and resetting of needle rods of double-needle machine |
CN107700095A (en) * | 2017-11-13 | 2018-02-16 | 杰克缝纫机股份有限公司 | A kind of two-needle sewing machine and its shank clutch reset device |
CN112281330B (en) * | 2019-07-24 | 2023-10-03 | Juki株式会社 | Single-double needle sewing state switching device and method of sewing machine |
CN110468522B (en) * | 2019-09-09 | 2021-03-30 | 杰克缝纫机股份有限公司 | Needle bar separation control method |
CN110438677A (en) * | 2019-09-10 | 2019-11-12 | 上海博岙机电制造有限公司 | The shank linkage carriage of crosspointer longitudinal direction colour changing computer embroidery machine |
CN111188134B (en) * | 2020-03-12 | 2022-05-17 | 杰克科技股份有限公司 | Sewing control method, sewing control system and double-needle sewing machine |
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CN2832861Y (en) * | 2005-09-16 | 2006-11-01 | 西安标准工业股份有限公司 | Automatic presser foot lifter for double-needle sewing machine |
CN101775713A (en) * | 2009-01-09 | 2010-07-14 | 杜尔克普-阿德勒股份公司 | Switchable needle bar drive device |
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JPH01299589A (en) * | 1988-05-28 | 1989-12-04 | Brother Ind Ltd | Two-needle square stitch sewing machine |
JP2009119048A (en) * | 2007-11-15 | 2009-06-04 | Juki Corp | Single needle switching device |
JP2009219780A (en) * | 2008-03-18 | 2009-10-01 | Juki Corp | Two-needle sewing machine |
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CN2832861Y (en) * | 2005-09-16 | 2006-11-01 | 西安标准工业股份有限公司 | Automatic presser foot lifter for double-needle sewing machine |
CN101775713A (en) * | 2009-01-09 | 2010-07-14 | 杜尔克普-阿德勒股份公司 | Switchable needle bar drive device |
CN101781835A (en) * | 2009-01-09 | 2010-07-21 | 杜尔克普-阿德勒股份公司 | Two-needle sewing machine |
CN202347257U (en) * | 2011-10-27 | 2012-07-25 | 西安标准工业股份有限公司 | Resetting device for position change needle rod of double-needle machine |
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