CN103556408B - A kind of accessaries of sewing machine actuating device - Google Patents
A kind of accessaries of sewing machine actuating device Download PDFInfo
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- CN103556408B CN103556408B CN201310525624.0A CN201310525624A CN103556408B CN 103556408 B CN103556408 B CN 103556408B CN 201310525624 A CN201310525624 A CN 201310525624A CN 103556408 B CN103556408 B CN 103556408B
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Abstract
The present invention relates to a kind of accessaries of sewing machine actuating device, including frame, upper main shaft, lower main axis, belt drive system, needle bar crank, line-choosing connecting rod, take-up pole, thread take-up crank parts, shank connecting rod, line-choosing connecting rod bearing, shank, described upper main shaft is installed on upper rack。Motor drives upper main shaft to drive main pulley to rotate, driven by belt transmission be installed on the lower main axis of frame lower from pulley rotation, thus realizing the synchronous axial system of upper lower main axis;Take-up stitch drive mechanism of the present invention ensures when motor reversal, take-up, stitch mechanism kinematic sequential, position are with former main story running status, in described take-up stitch drive mechanism, needle bar crank, line-choosing connecting rod, take-up pole composition crank and rocker mechanism, needle bar crank, thread take-up crank parts, shank connecting rod, shank form turning-block linkage simultaneously。Under mechanism of the present invention, the work of lower main axis turns to constant and sewing machine cloth feeding, sewing, take-up, machine shuttle motion matching timing constant。
Description
Technical field
The present invention relates to a kind of accessaries of sewing machine actuating device。
Background technology
Original sewing device drive system mainly adopts upper and lower main shaft Bevel Gear Transmission and belt transmission gear-box speed change commutation two ways。The ordinary straight of its total upper and lower main shaft Bevel Gear Transmission is driven computer flat sewing machine and is mainly comprised: frame, upper main shaft, epicone teeth drive pair, perpendicular power transmission shaft, lower cone teeth drive pair, lower main axis。Wherein, upper main shaft, lower main axis, perpendicular power transmission shaft, being installed in frame, in driven by motor, main axis drives perpendicular drive axis by epicone teeth drive pair, and perpendicular power transmission shaft drives lower main axis transmission again through lower cone teeth drive pair。This drive mechanism is relatively simple, but upper and lower cone teeth drive pair is high to installation, processing request, and noise is big and noise is not easily-controllable。
Summary of the invention
It is an object of the invention to provide a kind of Novel tailoring equipment drive system, it is to avoid the machining accuracy run in common computer flat seam machine Bevel Gear Transmission is not high, stability is low, noise vibration is big, the problem that needs oil supply。
The present invention provides a kind of accessaries of sewing machine actuating device, including drive motor (5), frame (10), upper main shaft (1), shaft coupling (4), upper bearing (metal) (3), lower main axis (8), lower bearing (7), belt transmission pair;Wherein belt transmission is secondary by belt (6), main pulley (2), form from belt wheel (9);Wherein, described drive motor drives upper main shaft to drive main pulley to rotate, by belt transmission subband move on the lower main axis being installed on frame lower from pulley rotation, thus realizing the synchronous axial system of upper lower main axis;Also include needle bar crank (11), line-choosing connecting rod (12), take-up pole (13), thread take-up crank parts (15), shank connecting rod (16), line-choosing connecting rod bearing (14), shank (17);Wherein, needle bar crank, line-choosing connecting rod, take-up pole form crank and rocker mechanism;Needle bar crank, thread take-up crank parts, shank connecting rod, shank composition turning-block linkage;Wherein needle bar crank is as driving link, by upper main shaft drives;Line-choosing connecting rod bearing is installed on thread take-up crank parts two ends, reduces revolution friction。By by drive motor reversion and of the present invention select stitch drive mechanism by adopting, it is ensured that under mechanism of the present invention, the work of lower main axis turns to constant and sewing machine cloth feeding, sewing, take-up, machine shuttle motion matching timing constant。The present invention is more steady compared with existing upper and lower shaft bevel gears drive system, noise is little, energy shock-absorbing, and can avoid transmission place grease lubrication, reduces sewing machine oil supply, reduces the probability of oil pollution cloth。Micro-oil type transmission and the bevel gear tooth system simple in construction of simultaneously more existing belt and speed-changing gear box combination, cost is low, install safeguard simple, be prone to large-scale production。
Accompanying drawing explanation
Be more fully described the exemplary embodiment of the present invention by referring to accompanying drawing, the above and other aspect of the present invention and advantage will become more easily clear, in the accompanying drawings:
Fig. 1 is the combinative structure schematic diagram of a kind of accessaries of sewing machine driving device of the present invention;
Fig. 2 is the plan structure schematic diagram of a kind of accessaries of sewing machine driving device of the present invention;
Fig. 3 is the space structure schematic diagram of a kind of accessaries of sewing machine driving device of the present invention;
Fig. 4 is the space structure schematic diagram of the wire picking device of a kind of accessaries of sewing machine driving device of the present invention;
Fig. 5 is the right view of the wire picking device of a kind of accessaries of sewing machine driving device of the present invention。
Detailed description of the invention
Hereinafter, it is more fully described the present invention, various embodiments shown in the drawings now with reference to accompanying drawing。But, the present invention can implement in many different forms, and should not be construed as limited to embodiment set forth herein。On the contrary, it is provided that these embodiments make the disclosure will be thoroughly with completely, and fully convey the scope of the present invention to those skilled in the art。
Hereinafter, the exemplary embodiment of the present invention it is more fully described with reference to the accompanying drawings。
With reference to accompanying drawing 1-5, the present invention provides a kind of novel sewing machine member driving unit mode, as a kind of preferred embodiment of the present invention, described device includes drive motor (5), frame (10), upper main shaft (1), shaft coupling (4), upper bearing (metal) (3), lower main axis (8), lower bearing (7), belt transmission pair;Wherein belt transmission is secondary by belt (6), main pulley (2), form from belt wheel (9);Wherein, described drive motor drives upper main shaft to drive main pulley to rotate, by belt transmission subband move on the lower main axis being installed on frame lower from pulley rotation, thus realizing the synchronous axial system of upper lower main axis。
Including needle bar crank (11), line-choosing connecting rod (12), take-up pole (13), thread take-up crank parts (15), shank connecting rod (16), line-choosing connecting rod bearing (14), shank (17)。Wherein, needle bar crank, line-choosing connecting rod, take-up pole form crank and rocker mechanism;Needle bar crank, thread take-up crank parts, shank connecting rod, shank composition turning-block linkage。Wherein needle bar crank is as driving link, by upper main shaft drives。Line-choosing connecting rod bearing is installed on thread take-up crank parts two ends, reduces revolution friction。
Drive motor (5) is installed on frame (10) right upper portion, is rotated by shaft coupling (4) the drive installation upper main shaft (1) in frame (10) top;Main pulley (2) is arranged on main shaft (1);Upper main shaft (1) is rotated by the dynamic lower main axis (8) of belt transmission subband。
Described upper and lower shaft transmission system is that belt transmission is secondary。
From motor output shaft side-looking, described drive motor (5) rotation direction is for rotating counterclockwise。
Described needle bar crank (11) is installed on main shaft (1), drive motor (5) drive and rotate counterclockwise with upper main shaft (11)。
In described turning-block linkage, thread take-up crank parts (15) length is between 9mm-36mm, and in the more former sewing machine that turns clockwise of its setting angle, this parts setting angle rotates clockwise 90-270 degree。
The take-up needle bar drive device being made up of described crank and rocker mechanism and turning-block linkage, under described drive motor (5) drives counterclockwise, the work of shank, thread take-up tension lever runs sequential, co-occurrence market, position sewing machine (drive motor turns clockwise) product。
Described sewing machine is flat seam machine。
The foregoing is only embodiments of the invention, be not limited to the present invention。The present invention can have various suitable change and change。All make within the spirit and principles in the present invention any amendment, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (5)
1. an accessaries of sewing machine actuating device, including drive motor (5), frame (10), upper main shaft (1), shaft coupling (4), upper bearing (metal) (3), lower main axis (8), lower bearing (7), belt transmission pair；Wherein belt transmission is secondary by belt (6), main pulley (2), form from belt wheel (9)；Wherein, described drive motor drives upper main shaft to drive main pulley to rotate, and moves rotating from belt wheel on the lower main axis being installed on frame lower by belt transmission subband, thus realizing the synchronous axial system of upper lower main axis；
Also include needle bar crank (11), line-choosing connecting rod (12), take-up pole (13), thread take-up crank parts (15), shank connecting rod (16), line-choosing connecting rod bearing (14), shank (17)；Wherein, needle bar crank, line-choosing connecting rod, take-up pole form crank and rocker mechanism；Needle bar crank, thread take-up crank parts, shank connecting rod, shank composition turning-block linkage；Wherein needle bar crank is as driving link, by upper main shaft drives；Line-choosing connecting rod bearing is installed on thread take-up crank parts two ends, reduces revolution friction；
Drive motor (5) is installed on frame (10) right upper portion, is rotated by shaft coupling (4) the drive installation upper main shaft (1) in frame (10) top；Main pulley (2) is arranged on main shaft (1)；Upper main shaft (1) is rotated by the dynamic lower main axis (8) of belt transmission subband, it is characterized in that: in described turning-block linkage, thread take-up crank parts (15) length is between 9mm-36mm, and thread take-up crank parts setting angle is compared with the thread take-up crank parts setting angle of the sewing machine that existing drive motor turns clockwise, and rotates clockwise 90-270 degree。
2. accessaries of sewing machine actuating device according to claim 1, it is characterised in that: from motor output shaft side-looking, described drive motor (5) rotation direction is for rotating counterclockwise。
3. accessaries of sewing machine actuating device according to claim 1, it is characterized in that: described needle bar crank (11) is installed on main shaft (1), drive motor (5) drive and rotate counterclockwise with upper main shaft (11)。
4. accessaries of sewing machine actuating device according to claim 1, it is characterised in that: also include the take-up needle bar drive device being made up of described crank and rocker mechanism and turning-block linkage。
5. the accessaries of sewing machine actuating device according to any one of claim 1-4, it is characterised in that: described sewing machine is flat seam machine。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525624.0A CN103556408B (en) | 2013-10-29 | 2013-10-29 | A kind of accessaries of sewing machine actuating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525624.0A CN103556408B (en) | 2013-10-29 | 2013-10-29 | A kind of accessaries of sewing machine actuating device |
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| Publication Number | Publication Date |
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| CN103556408A CN103556408A (en) | 2014-02-05 |
| CN103556408B true CN103556408B (en) | 2016-06-22 |
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| CN201310525624.0A Active CN103556408B (en) | 2013-10-29 | 2013-10-29 | A kind of accessaries of sewing machine actuating device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048011B (en) * | 2014-06-03 | 2016-06-29 | 常熟市百福机械有限公司 | The lifting actuator of industrial sewing machine stand |
| CN108796861A (en) * | 2017-05-02 | 2018-11-13 | 天津宝盈电脑机械有限公司 | A kind of independent driving sewing machine head |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1483883A (en) * | 2002-09-19 | 2004-03-24 | 周鹤鸣 | Link lever thread take-rp mechanism for sewing machine |
| CN2679203Y (en) * | 2004-03-19 | 2005-02-16 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Industrial sewing machine |
| CN1587480A (en) * | 2004-09-06 | 2005-03-02 | 周鹤鸣 | Crank arm thread take-up mechanism for thick material sewing machine |
| CN102720012A (en) * | 2012-06-22 | 2012-10-10 | 新杰克缝纫机股份有限公司 | Driving mechanism of level sewing machine |
| CN203625652U (en) * | 2013-10-29 | 2014-06-04 | 阮孟定 | Sewing machine part transmission device |
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2013
- 2013-10-29 CN CN201310525624.0A patent/CN103556408B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1483883A (en) * | 2002-09-19 | 2004-03-24 | 周鹤鸣 | Link lever thread take-rp mechanism for sewing machine |
| CN2679203Y (en) * | 2004-03-19 | 2005-02-16 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Industrial sewing machine |
| CN1587480A (en) * | 2004-09-06 | 2005-03-02 | 周鹤鸣 | Crank arm thread take-up mechanism for thick material sewing machine |
| CN102720012A (en) * | 2012-06-22 | 2012-10-10 | 新杰克缝纫机股份有限公司 | Driving mechanism of level sewing machine |
| CN203625652U (en) * | 2013-10-29 | 2014-06-04 | 阮孟定 | Sewing machine part transmission device |
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| CN103556408A (en) | 2014-02-05 |
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Effective date of registration: 20220804 Address after: No. 58, Airport South Road, Jiaojiang District, Taizhou City, Zhejiang Province, 318010 Patentee after: ZHEJIANG DUMA SEWING MACHINE Co.,Ltd. Address before: The two district of Jiaojiang XiaChen Street Water Village in Taizhou City, Zhejiang province 318000 Cangtou No. 131 Patentee before: Ruan Mengding |