CN104947333A - Dragging wheel type automatic thread shearing device - Google Patents
Dragging wheel type automatic thread shearing device Download PDFInfo
- Publication number
- CN104947333A CN104947333A CN201510356328.1A CN201510356328A CN104947333A CN 104947333 A CN104947333 A CN 104947333A CN 201510356328 A CN201510356328 A CN 201510356328A CN 104947333 A CN104947333 A CN 104947333A
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- China
- Prior art keywords
- swing arm
- thread trimming
- type automatic
- cutter head
- wheel type
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Abstract
The invention discloses a dragging wheel type automatic thread shearing device which comprises a machine base, a dragging wheel device and a thread shearing device. A worktable is arranged on the machine base, a sewing machine is arranged on one side of the worktable, the dragging wheel device is arranged behind the sewing machine, the thread shearing device is arranged at the outlet end of the fabric feeding direction of the worktable, a fabric is dragged and fed through the dragging wheel device, is sewn through the sewing machine and finally is dragged and output to the thread shearing device for thread shearing. The dragging wheel device is arranged behind the sewing machine, and a dragging force is provided for the fabric, so that a fabric is flatly fed into the working zone of the sewing machine, falling off of sewing threads, non-smoothness and other situations are effectively prevented, and sewing effect is ensured.
Description
Technical field
The present invention relates to sewing field, particularly a kind of pull wheel type automatic thread trimming device.
Background technology
The operation such as sewing, trimming of current Sewing machines, the conveying of cloth normally directly relies on the sewing needle of Sewing machines to push, and sewing needle itself is for sewing thread, if it is simultaneously for pushing cloth, the sewing thread in sewing process that causes very easily comes off out-of-flatness, affects sewing efficiency.
The present invention makes in this context.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of pull wheel type automatic thread trimming device.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of pull wheel type automatic thread trimming device, comprising:
Support, described support is provided with workbench;
Tug device, described tug device arranges on the table and is positioned at the rear of Sewing machines, and it is for being drawn cloth;
Cutting facility, described cutting facility is arranged on the port of export of the cloth feeding direction of workbench, and it is for cutting the sewing thread on cloth.
Described tug device comprises mount pad, device of rotation driving, swing arm, tugboat, pusher, described swing arm one end is rotated and is arranged on the output shaft of device of rotation driving, described tugboat is arranged on the other end of swing arm, the output shaft of described device of rotation driving is connected with tugboat by a transmission joint, described pusher to be arranged on mount pad and to be connected in swing arm, swing arm can be driven to swing by this pusher, tugboat is pressed down or departs from workbench.
Described device of rotation driving is a motor being fixed on mount pad, described transmission joint is a belt drive unit, described motor exports a rotating shaft to by a shaft coupling, described swing arm end is rotated and is arranged in this rotating shaft, swing arm two ends are respectively arranged with belt pulley and are arranged with belt, and the belt pulley at swing arm two ends is connected with rotating shaft, tugboat respectively.
Described pusher is a propelling movement cylinder, is hinged in the middle part of the push rod of described propelling movement cylinder and swing arm.
Described cutting facility comprises a thread trimming seat, trimming cylinder, top blade, bottom knife, on described thread trimming seat, pivot joint is by a upper cutter head, described top blade is arranged on this upper cutter head, described thread trimming seat lower end is fixedly installed cutter installing plate, described bottom knife is fixed on this lower cutter installing plate, described top blade aligns with the cutting edge of bottom knife, described upper cutter head is provided with a fork, described fork is provided with chute, slide bar is provided with in this chute, the push rod of described trimming cylinder is connected on slide bar, top blade can be driven to rotate shear action by trimming cylinder.
Described thread trimming seat offers a U-type groove corresponding with upper cutter head, described upper cutter head is articulated in this U-type groove place by a drive-connecting shaft, described drive-connecting shaft is arranged with a top pressure spring, top, this top pressure spring one end is pressed in the cell wall of U-type groove, its other end top is pressed on upper cutter head, upper cutter head and top blade elastic top is depressed into and aligns with bottom knife.
Described thread trimming seat is provided with handguard shield.
The invention has the beneficial effects as follows: the present invention is by arranging a tug device at Sewing machines rear, one is provided to be drawn power to cloth, make the working region entering Sewing machines that cloth can be smooth, can effectively avoid sewing thread to come off, the situation such as out-of-flatness, ensure the effect of sewing.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of tug device of the present invention;
Fig. 3 is the decomposing schematic representation of tug device of the present invention;
Fig. 4 is the structural representation of cutting facility of the present invention;
Fig. 5 is the decomposing schematic representation of cutting facility of the present invention.
Detailed description of the invention
Referring to figs. 1 through the structural representation that Fig. 5, Fig. 1 to Fig. 5 are the present invention's specific embodiments, as shown in the figure, a kind of pull wheel type automatic thread trimming device, comprise: support 1, tug device 2, cutting facility 3, described support 1 is provided with workbench 11, the side of workbench 11 is provided with Sewing machines 9.
As shown in the figure, described tug device 2 to be arranged on workbench 11 and to be positioned at the rear of Sewing machines 9, it comprises mount pad 20, device of rotation driving, swing arm 21, tugboat 22, pusher, described swing arm 21 one end is rotated and is arranged on the output shaft of device of rotation driving, described tugboat 22 is arranged on the other end of swing arm 21, the output shaft of described device of rotation driving is connected with tugboat 22 by a transmission joint, described pusher to be arranged on mount pad 20 and to be connected in swing arm 21, swing arm 21 can be driven to swing by this pusher, tugboat 22 is pressed down or departs from workbench 11.
As preferably, in the present embodiment, described device of rotation driving is a motor 23 being fixed on mount pad 20, this motor 23 can be direct current generator, stepper motor etc., described transmission joint is a belt drive unit, certainly, in specific implementation process, this belt drive unit also can adopt chain drive, the replacements such as gear drive, described motor 23 exports a rotating shaft 25 to by a shaft coupling 24, described swing arm 21 end is rotated and is arranged in this rotating shaft 25, swing arm 21 two ends are respectively arranged with belt pulley 26 and are arranged with belt, the belt pulley 26 at swing arm 21 two ends respectively with rotating shaft 25, tugboat 22 connects, tugboat 22 can be driven to rotate by motor 23.
As preferably, described pusher is a propelling movement cylinder 27, be hinged in the middle part of the push rod of described propelling movement cylinder 27 and swing arm 21, certainly in specific implementation process, this propelling movement cylinder 27 also can adopt the replacements such as linear electric motors, can tugboat 22 be pressed on workbench 11 by this propelling movement cylinder 27, be drawn cloth to compress.
As shown in the figure, described cutting facility 3 is arranged on the port of export of the cloth feeding direction of workbench 11, and it is for cutting the sewing thread on cloth.
As preferably, in the present embodiment, described cutting facility 3 comprises a thread trimming seat 30, trimming cylinder 31, top blade 32, bottom knife 33, on described thread trimming seat 30, pivot joint is by a upper cutter head 34, described top blade 32 is arranged on this upper cutter head 34, described thread trimming seat 30 lower end is fixedly installed cutter installing plate 35, described bottom knife 33 is fixed on this lower cutter installing plate 35, described top blade 32 aligns with the cutting edge of bottom knife 33, described upper cutter head 34 is provided with a fork 341, described fork 341 is provided with chute 342, slide bar 343 is provided with in this chute 342, the push rod of described trimming cylinder 31 is connected on slide bar 343, top blade 32 can be driven to rotate shear action by trimming cylinder 31, to cut off sewing thread.
As preferably, described thread trimming seat 30 offers a U-type groove 301 corresponding with upper cutter head 34, described upper cutter head 34 is articulated in this U-type groove 301 place by a drive-connecting shaft 302, described drive-connecting shaft 302 is arranged with a top pressure spring 36, top, this top pressure spring 36 one end is pressed in the cell wall of U-type groove 301, its other end top is pressed on upper cutter head 34, upper cutter head 34 and top blade 32 elastic top are depressed into and align with bottom knife 33, top blade 32 can be alignd with bottom knife 33 in maintenance all the time, to eliminate processing, the gap that assembling or wearing and tearing produce, error, ensure the effect of shear line.
As preferably, described thread trimming seat 30 is provided with handguard shield 37, to prevent staff from misplacing between upper cutter head 34 and top blade 32, improves security.
Can work automatically for making the present invention, also some cameras or inductor can be set, automatic operation process of the present invention: cloth is when entering Sewing machines 9, first first camera or inductor (are positioned at Sewing machines 9 arrival end, not shown) sense that workbench 11 put into by cloth, machine start entry into service, then cloth starts to be sewn, when being sewn onto to a certain degree, second camera or inductor are (between Sewing machines 9 to tug device 2, not shown) sense that cloth enters, then machine starts to stop sewing, then cloth continues to go ahead, go to final stage the 3rd camera or inductor (between tug device 2 to cutting facility 3, not shown) sense that cloth tail end enters working region, give cutting facility 3 one order, line cut off by cutting knife.The present invention, by arranging a tug device 2 at Sewing machines 9 rear, provides one to be drawn power to cloth, makes the working region entering Sewing machines that cloth can be smooth, can effectively avoid sewing thread to come off, the situation such as out-of-flatness, ensures the effect of sewing.
Above better enforcement of the present invention is illustrated; certainly; the present invention can also adopt form different from the embodiment described above; as as described in tug device upper lower whorl also can be adopted simultaneously to be drawn or directly to adopt the mode that is drawn of roller; therefore the equivalent conversion done under the prerequisite without prejudice to spirit of the present invention of those of ordinary skill in the art or change accordingly, all should belong in protection scope of the present invention.
Claims (7)
1. a pull wheel type automatic thread trimming device, is characterized in that: comprising:
Support (1), described support (1) is provided with workbench (11);
Tug device (2), described tug device (2) is arranged on workbench (11) and goes up and be positioned at the rear of Sewing machines (9), and it is for being drawn cloth;
Cutting facility (3), described cutting facility (3) is arranged on the port of export of the cloth feeding direction of workbench (11), and it is for cutting the sewing thread on cloth.
2. a kind of pull wheel type automatic thread trimming device according to claim 1, it is characterized in that: described tug device (2) comprises mount pad (20), device of rotation driving, swing arm (21), tugboat (22), pusher, described swing arm (21) one end is rotated and is arranged on the output shaft of device of rotation driving, described tugboat (22) is arranged on the other end of swing arm (21), the output shaft of described device of rotation driving is connected with tugboat (22) by a transmission joint, described pusher is arranged on mount pad (20) and goes up and be connected in swing arm (21), swing arm (21) can be driven to swing by this pusher, tugboat (22) is pressed down or departs from workbench (11).
3. a kind of pull wheel type automatic thread trimming device according to claim 2, it is characterized in that: described device of rotation driving is a motor (23) being fixed on mount pad (20), described transmission joint is a belt drive unit, described motor (23) exports a rotating shaft (25) to by a shaft coupling (24), described swing arm (21) end is rotated and is arranged in this rotating shaft (25), swing arm (21) two ends are respectively arranged with belt pulley (26) and are arranged with belt, the belt pulley (26) at swing arm (21) two ends respectively with rotating shaft (25), tugboat (22) connects.
4. a kind of pull wheel type automatic thread trimming device according to Claims 2 or 3, is characterized in that: described pusher is a propelling movement cylinder (27), and the push rod of described propelling movement cylinder (27) and swing arm (21) middle part are hinged.
5. a kind of pull wheel type automatic thread trimming device according to claim 1, it is characterized in that: described cutting facility (3) comprises a thread trimming seat (30), trimming cylinder (31), top blade (32), bottom knife (33), the upper pivot joint of described thread trimming seat (30) is by a upper cutter head (34), described top blade (32) is arranged on this upper cutter head (34), described thread trimming seat (30) lower end is fixedly installed cutter installing plate (35), described bottom knife (33) is fixed on this lower cutter installing plate (35), described top blade (32) aligns with the cutting edge of bottom knife (33), described upper cutter head (34) is provided with a fork (341), described fork (341) is provided with chute (342), slide bar (343) is provided with in this chute (342), the push rod of described trimming cylinder (31) is connected on slide bar (343), top blade (32) can be driven to rotate shear action by trimming cylinder (31).
6. a kind of pull wheel type automatic thread trimming device according to claim 5, it is characterized in that: described thread trimming seat (30) offers a U-type groove (301) corresponding with upper cutter head (34), described upper cutter head (34) is articulated in this U-type groove (301) place by a drive-connecting shaft (302), described drive-connecting shaft (302) is arranged with a top pressure spring (36), top, this top pressure spring (36) one end is pressed in the cell wall of U-type groove (301), its other end top is pressed on upper cutter head (34), upper cutter head (34) and top blade (32) elastic top are depressed into and align with bottom knife (33).
7. a kind of pull wheel type automatic thread trimming device according to claim 5, is characterized in that: described thread trimming seat (30) is provided with handguard shield (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510356328.1A CN104947333B (en) | 2015-06-25 | 2015-06-25 | A kind of pull wheel type automatic thread trimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510356328.1A CN104947333B (en) | 2015-06-25 | 2015-06-25 | A kind of pull wheel type automatic thread trimming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104947333A true CN104947333A (en) | 2015-09-30 |
| CN104947333B CN104947333B (en) | 2017-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510356328.1A Active CN104947333B (en) | 2015-06-25 | 2015-06-25 | A kind of pull wheel type automatic thread trimming device |
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| Country | Link |
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| CN (1) | CN104947333B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637725A (en) * | 2016-12-01 | 2017-05-10 | 宁波卡维自动化科技有限公司 | Dragging wheel lifting device of automatic template sewing machine |
| CN109295619A (en) * | 2018-12-13 | 2019-02-01 | 台州通宇服装机械科技有限公司 | A kind of template compression mobile mechanism of template sewing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124356A (en) * | 1993-10-28 | 1995-05-16 | Pegasus Sewing Mach Mfg Co Ltd | Auxiliary feeding device for sewing apparatus |
| CN2682096Y (en) * | 2003-01-18 | 2005-03-02 | 国兴(中国)发展有限公司 | Dragging wheel combination for sewing machine |
| CN2883433Y (en) * | 2006-03-15 | 2007-03-28 | 西安标准工业股份有限公司 | Doffer gear of sewing machine |
| CN201501979U (en) * | 2009-08-05 | 2010-06-09 | 朱焕庆 | Pneumatic trim thread bag-sewing machine |
| CN102733112A (en) * | 2012-07-05 | 2012-10-17 | 蚌埠蓝天塑料包装有限公司 | Shearing device for sewing thread between woven bags |
| CN203411763U (en) * | 2013-08-24 | 2014-01-29 | 中捷缝纫机股份有限公司 | Synchronous feeding device of sewing machine |
| CN204738120U (en) * | 2015-06-25 | 2015-11-04 | 中山百川汇盈精密实业有限公司 | Automatic thread trimmer devices of tow boat formula |
-
2015
- 2015-06-25 CN CN201510356328.1A patent/CN104947333B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124356A (en) * | 1993-10-28 | 1995-05-16 | Pegasus Sewing Mach Mfg Co Ltd | Auxiliary feeding device for sewing apparatus |
| CN2682096Y (en) * | 2003-01-18 | 2005-03-02 | 国兴(中国)发展有限公司 | Dragging wheel combination for sewing machine |
| CN2883433Y (en) * | 2006-03-15 | 2007-03-28 | 西安标准工业股份有限公司 | Doffer gear of sewing machine |
| CN201501979U (en) * | 2009-08-05 | 2010-06-09 | 朱焕庆 | Pneumatic trim thread bag-sewing machine |
| CN102733112A (en) * | 2012-07-05 | 2012-10-17 | 蚌埠蓝天塑料包装有限公司 | Shearing device for sewing thread between woven bags |
| CN203411763U (en) * | 2013-08-24 | 2014-01-29 | 中捷缝纫机股份有限公司 | Synchronous feeding device of sewing machine |
| CN204738120U (en) * | 2015-06-25 | 2015-11-04 | 中山百川汇盈精密实业有限公司 | Automatic thread trimmer devices of tow boat formula |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637725A (en) * | 2016-12-01 | 2017-05-10 | 宁波卡维自动化科技有限公司 | Dragging wheel lifting device of automatic template sewing machine |
| CN109295619A (en) * | 2018-12-13 | 2019-02-01 | 台州通宇服装机械科技有限公司 | A kind of template compression mobile mechanism of template sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104947333B (en) | 2017-12-12 |
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Address after: 528400 North 136 Qiwan Road, East District, Zhongshan City, Guangdong Province (1st and 2nd floors) Patentee after: Zhongshan Baichuan Huiying Precise Industry Co., Ltd. Address before: 528400 Guangdong city of Zhongshan Province Wood River port town of different industrial areas Patentee before: Zhongshan Baichuan Huiying Precise Industry Co., Ltd. |
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