CN106835514A - The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system - Google Patents
The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system Download PDFInfo
- Publication number
- CN106835514A CN106835514A CN201611142333.3A CN201611142333A CN106835514A CN 106835514 A CN106835514 A CN 106835514A CN 201611142333 A CN201611142333 A CN 201611142333A CN 106835514 A CN106835514 A CN 106835514A
- Authority
- CN
- China
- Prior art keywords
- mop
- tooth
- flat seam
- seam machine
- regulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/10—Work-feeding means with rotary circular feed members
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/02—Work-feeding means with feed dogs having horizontal and vertical movements
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/22—Work-feeding means with means for setting length of stitch
Abstract
The invention belongs to sewing machine technique field, the cloth-dragging wheel and tooth for refering in particular to a kind of flat seam machine are adjusted in synchronism system, a synchronous adjustment part is provided with flat seam machine housing, synchronous adjustment part is a swing rod, swing rod middle part extends back and has regulation pole, and regulation pole outer end is hinged with tooth distance regulating rod upper end and mop adjusting rod lower end respectively；The present invention coordinates the work feed speed of cloth-dragging wheel and tooth using part and the cooperation of upper and lower two push rods is adjusted in synchronism, and this is simple to operate, reliable；Regulation pole drives tooth distance regulating rod and mop adjusting rod, and then regulates and controls feeding and swing panel seat and mop to swing panel seat so that feeding swings panel seat and mop swing panel seat can Synchronization Control work feed speed, it is safe and reliable so as to reach the purpose of needle gage regulation.
Description
Technical field
The invention belongs to sewing machine technique field, the cloth-dragging wheel and tooth for refering in particular to a kind of flat seam machine are adjusted in synchronism system.
Background technology
It is more easy that sewing machine causes that sewing machine is used equipped with cloth-dragging wheel, by cloth-dragging wheel sync pulling cloth, but,
The synchronous of cloth-dragging wheel and work feed tooth requires higher, cloth-dragging wheel and work feed tooth is asynchronous that cloth can be caused to pull bad.
Meanwhile, the design causes that the needle gage of flat seam machine adjusts extremely onerous, it is necessary to adjust feed mechanism and cloth-dragging wheel simultaneously
Mechanism can just accomplish that needle gage is adjusted, and existing flat seam machine cannot provide easily needle gage regulatory function.
The content of the invention
Cloth-dragging wheel and tooth it is an object of the invention to provide a kind of flat seam machine are adjusted in synchronism system.
The object of the present invention is achieved like this：
The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system, including flat seam machine housing, are installed in flat seam machine housing
There is main shaft, feeding cam and mop cam are installed on main shaft, feeding cam drives feed mechanism, in the front side of flat seam machine housing
Two adjusting knobs are set, and push rod is stretched out in two middle parts of adjusting knob to flat seam machine enclosure interior, and adjusting knob control is described
Push rod extends into or out flat seam machine housing；
A synchronous adjustment part is provided with flat seam machine housing, synchronous adjustment part is a swing rod, positioned at push rod and the pendulum of upside
Bar upper end correspondence, the push rod positioned at downside is corresponding with swing rod lower end, is fixed on switching shaft in the middle part of swing rod, and switching shaft rotates peace
On flat seam machine housing, one end of switching shaft is provided with switching device, and switching device control swing rod upper end or swing rod lower end are supported
On corresponding push rod, swing rod middle part extends back and has regulation pole, regulation pole outer end respectively with tooth distance regulating rod upper end
It is hinged with mop adjusting rod lower end；
Panel seat side being swung in the feeding of feed mechanism and being provided with tooth away from regulation crank, tooth swings away from regulation crank with feeding
Panel seat is coaxially set, and feeding swings panel seat side and is provided with pin, and pin snaps in slotted eye of the tooth away from regulation crank lower end
Interior, the other end of the tooth away from regulation crank is hinged with tooth distance regulating rod lower end,
Inside on the upside of flat seam machine housing is also horizontally installed with mop adjustment axis, and the mop adjusting rod upper end is bent with mop
Handle one end is hinged, and mop crank is fixedly set in mop adjustment axis, mop is further fixed in mop adjustment axis and swings panel seat, is dragged
Regulation oscillating deck, input oscillating deck and output oscillating deck are provided with cloth swing panel seat, oscillating deck are adjusted, is input into oscillating deck and defeated
The lower end for going out oscillating deck is hinged on the same axis, and the upper end of regulation oscillating deck is hinged on mop and swings on panel seat wall, input pendulum
Dynamic plate upper end is sleeved on the mop cam, and output oscillating deck upper end is hinged on a mop crank group jointly with longitudinal rod upper end
On part, output oscillating deck and longitudinal rod upper end around mop crank assemblies jackshaft synchronous hunting, the lower end of longitudinal rod is hinged
There is drive rod, drive rod drives the anterior unidirectional mop wheel assembly of flat seam machine housing.
The unidirectional mop wheel assembly includes wheel body and single direction ratchet, and wheel body is sleeved in single direction ratchet, single direction ratchet pivot
It is connected on mop wheel support, mop wheel support is arranged on the lower end of cloth-dragging wheel lifting arm.
Lower end of the tooth away from regulation crank is fork, and the pin is inlaid in the fork；The pin is bias
Pin.
The mop swings and U-lag is provided with the middle part of panel seat, and the regulation oscillating deck, input oscillating deck and output swing
Plate is arranged in U-lag；The regulation oscillating deck has two, is separately mounted to U-lag both sides.
The mop crank assemblies include jackshaft, and jackshaft is arranged in flat seam machine housing, and jackshaft two ends are solid respectively
Surely there is mop crank, two mop crank outer ends are hinged with the upper end for exporting oscillating deck and longitudinal rod respectively.
The present invention is prominent and beneficial compared to existing technology to be had the technical effect that：
The present invention coordinates the work feed speed of cloth-dragging wheel and tooth using part and the cooperation of upper and lower two push rods is adjusted in synchronism, should
It is simple to operate, it is reliable；Regulation pole drives tooth distance regulating rod and mop adjusting rod, and then regulates and controls feeding swing panel seat and mop pendulum
Dynamic panel seat so that feeding swings panel seat and mop swing panel seat can Synchronization Control work feed speed, so as to reach needle gage regulation
Purpose, it is safe and reliable.
Brief description of the drawings
Fig. 1 is to be provided with flat seam machine schematic diagram of the invention.
Fig. 2 is one of schematic diagram of the invention.
Fig. 3 is the two of schematic diagram of the invention.
Fig. 4 is feed mechanism schematic diagram of the invention.
Fig. 5 is enlarged drawing at the A of Fig. 3.
Fig. 6 is enlarged drawing at the B of Fig. 4.
Fig. 7 is one of cloth-dragging wheel regulation schematic diagram of the invention.
Fig. 8 is the two of cloth-dragging wheel regulation schematic diagram of the invention.
In figure：1- flat seam machine housings；2- heads；3- cloth-dragging wheel lifting arms；The unidirectional mop wheel assemblies of 4-；5- feed spools；6-
Feed lifting rock shaft；7- adjusting knobs；8- adjusting knobs；9- mop crank assemblies；10- drive rods；11- teeth；12- retainers；13- lifts tooth
Fork-shaped crank；14- switching shafts；15- is adjusted in synchronism part；16- feeding connecting rods；17- main shafts；18- feeding cams；19- lifts tooth connecting rod；
20- retainers seat；21- longitudinal rods；22- push rods；23- push rods；24- lifts tooth sliding block；25- tooth distance regulating rods；26- oscillating decks；27-
Axle；28- teeth are away from regulation crank；29- pins；30- feeding cranks；31- oscillating decks；32- oscillating decks；33- swing rods upper end；34- puts
Bar lower end；35- adjusts pole；36- mop adjusting rods；37- mop cranks；38- mop adjustment axis；38a- left half axles；38b- is right
Semiaxis；39- mop cams；40- mops swing panel seat；41- is input into oscillating deck；42- exports oscillating deck；43- mop cranks；44-
Mop crank；45- jackshafts；46- adjusts oscillating deck；47- adjusts oscillating deck；48- feedings swing panel seat；49- swivel pins；50-
Slotted eye；51- mop wheel supports；52-U shape grooves.
Specific embodiment
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings：
The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system, including flat seam machine housing 1,1 peace in flat seam machine housing
Equipped with main shaft 17, feeding cam 18 and mop cam 39 are installed on main shaft 17, feeding cam drives feed mechanism, in flat seam machine
The front side of housing 1 sets two adjusting knobs 8, and push rod is stretched out in the middle part of 7, two adjusting knobs 8,7 to flat seam machine enclosure interior
22,23, adjusting knob controls the push rod 22,23 to extend into or out flat seam machine housing 1；Two adjusting knobs correspond to two respectively
Different needle gage so that operator arbitrarily can just be cut without shutdown during sewing in two needle gages of setting
Change；Meanwhile, operator only needs the corresponding adjusting knob of turn just extremely can easily to set required needle gage；
A synchronous adjustment part 15 is provided with flat seam machine housing, synchronous adjustment part is a swing rod, is fixed in the middle part of swing rod
On switching shaft 14, switching shaft 14 is rotatably installed on flat seam machine housing, and the push rod 22 positioned at upside is corresponding with swing rod upper end 33, position
Push rod 23 in downside is corresponding with swing rod lower end 34, and one end of switching shaft is provided with switching device, on switching device control swing rod
End or swing rod lower end are against on corresponding push rod, and switching device can be electromagnet, or the hand driving lever with torsion spring, turn round
Spring causes that swing rod upper end or swing rod lower end are against on corresponding push rod, and when switching needle gage is needed, twisting hand driving lever with hand is
Can；Swing rod middle part extends back regulation pole 35, regulation pole 35 outer end respectively with the upper end of tooth distance regulating rod 25 and mop
The lower end of adjusting rod 36 is hinged；
The side of panel seat 48 being swung in the feeding of feed mechanism and being provided with tooth away from crank 28 is adjusted, tooth is away from regulation crank 28 and send
Material swings panel seat 48 and is coaxially set, and feeding swings the side of panel seat 48 and is provided with pin 29, and pin 29 snaps in the tooth away from regulation
In the slotted eye 50 of crank lower end, the other end of the tooth away from regulation crank 28 is hinged with the lower end of tooth distance regulating rod 25, by adjusting feeding
The position of panel seat is swung, so as to reach the amplitude of fluctuation of adjustment feed spool, so as to control feeding speed；
The inside of the upside of flat seam machine housing 1 is also horizontally installed with mop adjustment axis 38, the upper end of mop adjusting rod 36 with
The one end of mop crank 37 is hinged, and mop crank 37 is fixedly set in mop adjustment axis 38, is further fixed in mop adjustment axis 38
Mop swings panel seat 40, and mop swings and be provided with panel seat 40 regulation oscillating deck 46,47, input oscillating deck 41 and output oscillating deck
42, the lower end of regulation oscillating deck 46,47, input oscillating deck 41 and output oscillating deck 42 is hinged on the same axis, adjusts oscillating deck
46,47 upper end is hinged on mop and swings on the wall of panel seat 40, and input oscillating deck 41 upper end is sleeved on the mop cam 39,
The output upper end of oscillating deck 42 is hinged on a mop crank assemblies 9 jointly with longitudinal rod upper end, exports oscillating deck 42 and longitudinal rod
Around the synchronous hunting of jackshaft 45 of mop crank assemblies, the lower end of longitudinal rod 21 is hinged with drive rod 10, drive rod for 21 upper end
The 10 unidirectional mop wheel assemblies 4 for driving the front portion of flat seam machine housing 1.Longitudinal direction is adjusted by controlling the position of mop swing panel seat
The amplitude of fluctuation of bar, so as to control the running speed of unidirectional mop wheel assembly.
The unidirectional mop wheel assembly 4 includes wheel body and single direction ratchet, and wheel body is sleeved in single direction ratchet, single direction ratchet pivot
It is connected on mop wheel support, mop wheel support 51 is arranged on the lower end of cloth-dragging wheel lifting arm 3.
Lower end of the tooth away from regulation crank 28 is fork, and the pin 29 is inlaid in the fork；The pin 29
It is cam pin.
The middle part that the mop swings panel seat 40 is provided with U-lag 52, the regulation oscillating deck, input oscillating deck and output
Oscillating deck is arranged in U-lag；The regulation oscillating deck 46,47 has two, is separately mounted to U-lag both sides.
The mop crank assemblies include jackshaft 45, and jackshaft 45 is arranged in flat seam machine housing 1, the two ends of jackshaft 45
It is respectively fixed with mop crank 44,43, two outer ends of mop crank 44,43 are upper with output oscillating deck 42 and longitudinal rod 21 respectively
End is hinged.
Unidirectional mop wheel assembly is disclosed in ZL 201410593800.9, and the application is no longer described in detail.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore：It is all according to
The equivalence changes that structure of the invention, shape, principle are done, all should be covered by within protection scope of the present invention.
Claims (5)
1. a kind of cloth-dragging wheel of flat seam machine and tooth are adjusted in synchronism system, including flat seam machine housing, are provided with flat seam machine housing
Main shaft, is provided with feeding cam and mop cam on main shaft, feeding cam drives feed mechanism, it is characterised in that in flat seam machine
The front side of housing sets two adjusting knobs, and push rod, regulation rotation are stretched out in two middle parts of adjusting knob to flat seam machine enclosure interior
Button controls the push rod to extend into or out flat seam machine housing；
A synchronous adjustment part is provided with flat seam machine housing, synchronous adjustment part is a swing rod, on the push rod and swing rod of upside
End correspondence, the push rod positioned at downside is corresponding with swing rod lower end, is fixed on switching shaft in the middle part of swing rod, and switching shaft is rotatably installed in
On flat seam machine housing, one end of switching shaft is provided with switching device, and it is right that switching device control swing rod upper end or swing rod lower end are against
On the push rod answered, swing rod middle part extends back and has regulation pole, regulation pole outer end respectively with tooth distance regulating rod upper end and drag
Cloth adjusting rod lower end is hinged；
Panel seat side being swung in the feeding of feed mechanism and being provided with tooth away from regulation crank, tooth swings panel seat away from regulation crank with feeding
It is coaxially set, feeding swings panel seat side and is provided with pin, pin is snapped in slotted eye of the tooth away from regulation crank lower end, tooth
The other end away from regulation crank is hinged with tooth distance regulating rod lower end,
Inside on the upside of flat seam machine housing is also horizontally installed with mop adjustment axis, the mop adjusting rod upper end and mop crank one
End is hinged, and mop crank is fixedly set in mop adjustment axis, mop is further fixed in mop adjustment axis and swings panel seat, mop pendulum
Regulation oscillating deck, input oscillating deck and output oscillating deck, regulation oscillating deck, input oscillating deck and output pendulum are provided with dynamic panel seat
The lower end of dynamic plate is hinged on the same axis, and the upper end of regulation oscillating deck is hinged on mop and swings on panel seat wall, is input into oscillating deck
Upper end is sleeved on the mop cam, and output oscillating deck upper end is hinged on a mop crank assemblies jointly with longitudinal rod upper end
On, output oscillating deck and longitudinal rod upper end around mop crank assemblies jackshaft synchronous hunting, the lower end of longitudinal rod is hinged with
Drive rod, drive rod drives the anterior unidirectional mop wheel assembly of flat seam machine housing.
2. a kind of cloth-dragging wheel of flat seam machine according to claim 1 and tooth are adjusted in synchronism system, it is characterised in that described
Unidirectional mop wheel assembly includes wheel body and single direction ratchet, and wheel body is sleeved in single direction ratchet, and single direction ratchet is articulated in cloth-dragging wheel branch
On frame, mop wheel support is arranged on the lower end of cloth-dragging wheel lifting arm.
3. a kind of cloth-dragging wheel of flat seam machine according to claim 1 and tooth are adjusted in synchronism system, it is characterised in that described
Lower end of the tooth away from regulation crank is fork, and the pin is inlaid in the fork；The pin is cam pin.
4. a kind of cloth-dragging wheel of flat seam machine according to claim 1 and tooth are adjusted in synchronism system, it is characterised in that described
Mop swings and U-lag is provided with the middle part of panel seat, and the regulation oscillating deck, input oscillating deck and output oscillating deck are arranged at U
In shape groove；The regulation oscillating deck has two, is separately mounted to U-lag both sides.
5. a kind of cloth-dragging wheel of flat seam machine according to claim 1 and tooth are adjusted in synchronism system, it is characterised in that described
Mop crank assemblies include jackshaft, and jackshaft is arranged in flat seam machine housing, and jackshaft is respectively fixed at two ends with mop crank,
Two mop crank outer ends are hinged with the upper end for exporting oscillating deck and longitudinal rod respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611142333.3A CN106835514B (en) | 2016-10-10 | 2016-10-10 | Mop wheel and tooth synchronous adjusting system of lockstitch sewing machine |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610884235.0 | 2016-10-10 | ||
| CN201611142333.3A CN106835514B (en) | 2016-10-10 | 2016-10-10 | Mop wheel and tooth synchronous adjusting system of lockstitch sewing machine |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610884235.0 Division | 2016-10-10 | 2016-10-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106835514A true CN106835514A (en) | 2017-06-13 |
| CN106835514B CN106835514B (en) | 2020-07-24 |
Family
ID=59142815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611142333.3A Active CN106835514B (en) | 2016-10-10 | 2016-10-10 | Mop wheel and tooth synchronous adjusting system of lockstitch sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106835514B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354595A (en) * | 2017-08-18 | 2017-11-17 | 宁波三合鑫自动化有限公司 | Sewing machine cloth conveying mechanism |
| CN109706628A (en) * | 2019-03-12 | 2019-05-03 | 杰克缝纫机股份有限公司 | The adjustable sewing machine in track |
| CN110453380A (en) * | 2019-07-03 | 2019-11-15 | 莆田城厢晟铭网络有限公司 | The weaving comprehensive feed flat sewing machine of three needles of fixed point principle is vibrated using exchange |
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| US20040154508A1 (en) * | 2003-01-29 | 2004-08-12 | Paul Block | Top feed belt apparatus for a sewing machine |
| CN101168888A (en) * | 2006-10-25 | 2008-04-30 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Sewing machine needle distance regulating mechanism |
| US20090050038A1 (en) * | 2007-08-21 | 2009-02-26 | Juki Corporation | Zigzag sewing machine |
| CN103741380A (en) * | 2013-12-20 | 2014-04-23 | 蔡金财 | Upper and lower synchronous feeding mechanisms of thin-material lockstitch sewing machine and feeding method thereof |
| CN104372533A (en) * | 2014-10-30 | 2015-02-25 | 林日长 | Cloth dragging wheel device of sewing machine |
| CN206616340U (en) * | 2016-10-10 | 2017-11-07 | 阮晨航 | The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system |
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2016
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040154508A1 (en) * | 2003-01-29 | 2004-08-12 | Paul Block | Top feed belt apparatus for a sewing machine |
| CN101168888A (en) * | 2006-10-25 | 2008-04-30 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Sewing machine needle distance regulating mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354595A (en) * | 2017-08-18 | 2017-11-17 | 宁波三合鑫自动化有限公司 | Sewing machine cloth conveying mechanism |
| CN107354595B (en) * | 2017-08-18 | 2022-11-15 | 宁波三合鑫自动化有限公司 | Cloth conveying mechanism of sewing machine |
| CN109706628A (en) * | 2019-03-12 | 2019-05-03 | 杰克缝纫机股份有限公司 | The adjustable sewing machine in track |
| CN110453380A (en) * | 2019-07-03 | 2019-11-15 | 莆田城厢晟铭网络有限公司 | The weaving comprehensive feed flat sewing machine of three needles of fixed point principle is vibrated using exchange |
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| CN106835514B (en) | 2020-07-24 |
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Effective date of registration: 20200709 Address after: 318000 No. 58, Jiaojiang Airport South Road, Taizhou City, Zhejiang Province (Zhejiang Duma sewing machine Co., Ltd.) Applicant after: ZHEJIANG DUMA SEWING MACHINE Co.,Ltd. Address before: 318000, room 1, unit 2, 402 Hui Qu community, Jiaojiang District, Zhejiang, Taizhou Applicant before: Ruan Chenhang |