CN205046312U - Two motor drive feeding mechanism and sewing machine - Google Patents
Two motor drive feeding mechanism and sewing machine Download PDFInfo
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- CN205046312U CN205046312U CN201520769736.5U CN201520769736U CN205046312U CN 205046312 U CN205046312 U CN 205046312U CN 201520769736 U CN201520769736 U CN 201520769736U CN 205046312 U CN205046312 U CN 205046312U
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Abstract
The utility model provides a two motor drive feeding mechanism, including first motor, the second motor, the retainer with fix the pay -off tooth on the retainer, first motor is connected through the one end of lifting tooth mechanism and retainer, the second motor is connected with the other end of retainer through work feed mechanism, work feed mechanism is including rotationally supporting the pay -off axle in the sewing machine bottom plate, and fix at the epaxial retainer seat of pay -off, the output shaft of second motor is connected with the pay -off axle through gear drive unit or synchronous belt drive unit, and drive the pay -off axle and use self axis as central line swing back and forth, the retainer seat is articulated mutually with the retainer. Use two motors to come separately -driven to lift tooth mechanism and work feed mechanism in this application to the work feed motion is accomplished to drive pay -off tooth, and can realize just stitching through the output quantity of control second motor and will stitch actions such as the material is transferred forward, gauge needle regulation when the seam is transferred, is refunded backward to the material, clear, the easy control of its simple structure, and it is corresponding fast, finally improved the sewing quality.
Description
Technical field
The utility model relates to a kind of Sewing machines, particularly relates to a kind of Dual-motors Driving feed mechanism that can be applicable to flat seam machine preferably.
Background technology
Sewing machines is of a great variety, and comprise flat seam machine, overlock machine, chain seam machine, flat seaming machine etc., Sewing machines comprises again needle bar mechanism, hook line mechanism, thread take-up mechanism, feed mechanism, winding mechanism, feeding pressure mechanism etc.At present, the utilization rate of flat seam machine is the highest, and the feed mechanism of traditional flat seam machine is primarily of three pieces of formations: work feed assembly, needle gage adjusting part and refund seam assembly; Wherein, work feed assembly is driven by linkage by the mair motor of Sewing machines, and needle gage adjusting part is cam ejection pin mechanism, refunds seam assembly and is driven by linkage by electromagnet.There is following drawback in the flat seam machine with above-mentioned feed mechanism: complex structure, volume are large, and when flat seam machine is run, noise is large, vibrations are large, and needle gage regulates inconvenient, effect of lengthy and jumbled, the relative reduction flat seam machine of head motion.
For this reason, application number be 201220361687.8 Chinese utility model patent disclose a kind of Sewing machines, this Sewing machines utilizes respective motor driving main shaft and cloth feeding mechanism, it comprises the upper axle, up and down conveying axis and the horizontal feed axle that be arranged in parallel, upper axle is driven by the mair motor of Sewing machines and is rotated by Timing Belt and the upper and lower conveying axis of band wheel drive, and upper and lower conveying axis drives cloth pushing table to move back and forth up and down by eccentric cam, up and down conveying arm; It also comprises a work feed motor, the work feed output shaft of this work feed motor drives horizontal feed axle clockwise or rotate counterclockwise by the first arm, the second arm, effect arm, horizontal feed axle is driven before and after cloth pushing table by connecting portion and moves back and forth, and final realization carries cloth.In this Sewing machines, the first arm, the second arm and effect arm form a link assembly, and the work feed output shaft of work feed motor drives horizontal output shaft to rotate by this link assembly.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model be to provide a kind of structure simple and can be convenient to realize work feed, needle gage regulates and refunds the Dual-motors Driving feed mechanism of seam.
For achieving the above object, the utility model provides a kind of Dual-motors Driving feed mechanism, comprise the first motor, second motor, retainer and the feeding tooth be fixed on retainer, described first motor is connected with one end of retainer by Tai Ya mechanism, described second motor is connected with the other end of retainer by cloth feeding mechanism, described cloth feeding mechanism comprises the feed spool be rotatably supported in baseplate of sewing machine, and the retainer seat be fixed on feed spool, the output shaft of described second motor is connected with feed spool by gear transmission unit or toothed belt transmission unit, and drive feed spool line centered by own axes to swing back and forth, described retainer seat and retainer are hinged.
Preferably, the driven gear that described gear transmission unit comprises the driving gear on the output shaft being fixed on the second motor and is fixed on feed spool, described driving gear is meshed with driven gear.
Preferably, described toothed belt transmission unit comprises the active synchronization belt wheel be fixed on the second motor output shaft, is fixed on the driven synchronous pulley on feed spool and connects the first Timing Belt of active synchronization belt wheel and driven synchronous pulley.
Further, described Tai Ya mechanism comprises main shaft, feed lifting rock shaft, eccentric tooth lifting cam, bearing and lifts tooth connecting rod, the output shaft of described first motor is fixedly connected with main shaft, described main shaft is connected with feed lifting rock shaft by transmission mechanism, described eccentric tooth lifting cam comprises the first connecting portion and fixing the second connecting portion within the bearing that are fixed on feed lifting rock shaft end, described first connecting portion and the second connecting portion eccentric setting, described bearing is fixed in the one end of lifting tooth connecting rod, and the other end and the retainer of lifting tooth connecting rod are hinged.
Preferably, described transmission mechanism comprises the first synchronous pulley be fixed on main shaft, is fixed on the second synchronous pulley on feed lifting rock shaft and connects the second Timing Belt of the first synchronous pulley and the second synchronous pulley.
Further, the described other end lifting tooth connecting rod lifts tooth pin by one and retainer is hinged, described in lift tooth pin be a cam pin, comprise the first axle part and the second axle part of eccentric setting, described the first axle part is connected to rotationally lifts tooth connecting rod, and the second axle part is connected to retainer rotationally.
Further, described retainer seat is hinged by a retainer pin and retainer, described retainer pin is a cam pin, comprise the 3rd axle portion, the 4th axle portion and the 5th axle portion successively, described 3rd axle portion and the 4th axle portion eccentric setting, 3rd axle portion and the 5th axle portion are arranged with one heart, and described 3rd axle portion and the 5th axle portion are connected to retainer seat all rotationally, and the 4th axle portion is connected to retainer rotationally.
Preferably, described first motor is the mair motor of Sewing machines, and the second motor is arranged in the below of the first motor and is fixed on a motor mount, and described motor mount is fixed on the lower surface of base plate.
The utility model also provides a kind of Sewing machines, comprises Dual-motors Driving feed mechanism as above.
As mentioned above, the Dual-motors Driving feed mechanism that the utility model relates to and Sewing machines, have following beneficial effect:
Two motors are used to drive Tai Ya mechanism and cloth feeding mechanism respectively in the application, work feed motion is completed to drive retainer and feeding tooth, can realize just stitching by the output quantity controlling the second motor sewing is transferred backward, sewing is transferred forward when refunding seam, the action such as needle gage adjustment, instead of in original flat seam machine by a motor-driven feeding connecting rod mechanism, by the Zheng Huifeng mechanism of solenoid actuated and the needle gage controlling organization of cam slide bar type, its structure is simple and clear, easy to control, and corresponding speed is fast, finally improves sewing quality.
Accompanying drawing explanation
Fig. 1 to Fig. 3 is the structural representation of embodiment one in the application.
Fig. 4 to Fig. 6 is the structural representation of embodiment two in the application.
Fig. 7 is the connection diagram of retainer and feed lifting rock shaft in the application, feed spool.
Fig. 8 is the connection diagram of main shaft and feed lifting rock shaft in the application.
Element numbers explanation
1 second motor
2 retainers
3 feeding teeth
4 feed spools
5 retainer seats
51 retainer seat bodies
52 articulated sections
61 driven gears
62 driving gears
71 active synchronization belt wheels
72 driven synchronous pulleys
73 first Timing Belts
8 main shafts
9 feed lifting rock shafts
10 eccentric tooth lifting cams
101 first connecting portions
102 second connecting portions
11 bearings
12 lift tooth connecting rod
131 first synchronous pulleys
132 second synchronous pulleys
133 second Timing Belts
14 lift tooth pin
141 the first axle parts
142 the second axle parts
15 retainer pins
151 the 3rd axle portions
152 the 4th axle portions
153 the 5th axle portions
16 spacing shims
17 screws
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this description can understand other advantages of the present utility model and effect easily.
Notice, structure, ratio, size etc. that this description institute accompanying drawings illustrates, content all only in order to coordinate description to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this description as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
In following examples, all directions are defined as follows: described front is to referring to the direction of Sewing machines in the face of people, described rear is to referring to the direction of Sewing machines back to people, described left direction is towards the direction of head of sewing machine, described right direction refers to the direction towards Sewing machines tail, described upper direction refers to towards the direction of Sewing machines upper end, and described lower direction refers to towards the direction of Sewing machines lower end.
The application provides a kind of Dual-motors Driving feed mechanism, as shown in Fig. 1 or Fig. 3, comprise the first motor, second motor 1, retainer 2 and the feeding tooth 3 be fixed on retainer 2, described first motor is connected with the rear end of retainer 2 by Tai Ya mechanism, move back and forth up and down together with feeding tooth 3 for driving retainer 2, described second motor 1 is connected by the front end of cloth feeding mechanism with retainer 2, move back and forth for driving retainer 2 front and back together with feeding tooth 3, feeding tooth 3 move back and forth up and down the work feed motion moving back and forth with front and back and combine into feeding tooth 3, when sewing being transferred backward when realizing just stitching or refund seam, sewing is transferred forward.Therefore, two motors are used to drive Tai Ya mechanism and cloth feeding mechanism respectively in the application, the amplitude moved back and forth before and after the output quantity controlling the second motor 1 by independent and adjustable retainer 2 and feeding tooth 3 and direction, thus realize needle gage adjustment, just stitch work feed, refund the seam action such as work feed, work feed track formal transformation, improve sewing quality.
Further, described cloth feeding mechanism comprises the feed spool 4 be rotatably supported in baseplate of sewing machine, and retainer seat 5, described retainer seat 5 comprises the retainer seat body 51 be fixed on feed spool 4, and along the articulated section 52 that the radial direction of feed spool 4 extends, described feed spool 4 and retainer seat body 51 axially extend all in the lateral direction, the output shaft of described second motor 1 is connected with feed spool 4 by gear transmission unit or toothed belt transmission unit, swing back and forth for driving feed spool 4 line centered by own axes, the articulated section 52 of described retainer seat 5 is hinged with the front end of retainer 2 by about one axially extended retainer pin 15.The output shaft of the second motor 1 swings back and forth in certain angular range, feed spool 4 is driven to swing back and forth by gear transmission unit or toothed belt transmission unit, thus drive articulated section 52 line centered by the axis of feed spool 4 of retainer seat 5 to swing back and forth, with this, pendulum angle between retainer seat 5 and retainer 2 is changed, and then drive retainer 2 to move back and forth relative to before and after baseplate of sewing machine together with feeding tooth 3.
As shown in Figure 1 to Figure 3, the driven gear 61 that described gear transmission unit comprises the driving gear 62 on the output shaft being fixed on the second motor 1 and is fixed on feed spool 4, described driving gear 62 is meshed with driven gear 61.The output shaft of the second motor 1 swings back and forth, and drive driving gear 62 to swing back and forth, driving gear 62 and driven gear 61 are meshed, thus drives driven gear 61 and feed spool 4 to swing back and forth; Meanwhile, driving gear 62 and driven gear 61 engage reliably, also can reduce by the gearratio between driving gear 62 and driven gear 61 rotating speed that second motor 1 drives to feed spool 4, play decelerating effect.
As shown in Figures 4 to 6, described toothed belt transmission unit comprises the active synchronization belt wheel 71 be fixed on the second motor 1 output shaft, is fixed on the driven synchronous pulley 72 on feed spool 4 and connects the first Timing Belt 73 of active synchronization belt wheel 71 and driven synchronous pulley 72.The output shaft of the second motor 1 swings back and forth, and drive active synchronization belt wheel 71 to swing back and forth, active synchronization belt wheel 71 drives driven synchronous pulley 72 to swing back and forth by the first Timing Belt 73, and then drives feed spool 4 to swing back and forth.Adopt toothed belt transmission unit to carry out transmission, the cloth feeding mechanism of oil-free lubrication can be realized, reach the object of cleaner production; Meanwhile, after adopting flexible toothed belt transmission unit to replace the linkage of rigidity, noise and the vibrations of complete machine can also greatly be reduced.
Preferably, described second motor 1 preferably adopts servomotor, is changed the output quantity of the second motor 1 by servo controller so that metering needle apart from, realize refund seam.
Further, see Fig. 1, Fig. 3 and Fig. 7, described Tai Ya mechanism comprises the axially extended main shaft 8 in left and right, the axially extended feed lifting rock shaft 9 in left and right, eccentric tooth lifting cam 10, bearing 11 and lift tooth connecting rod 12, the output shaft of described first motor is fixedly connected with main shaft 8, described main shaft 8 is connected with feed lifting rock shaft 9 by transmission mechanism, described feed lifting rock shaft 9 is rotatably supported in baseplate of sewing machine, and feed lifting rock shaft 9 is positioned at the below of main shaft 8, described eccentric tooth lifting cam 10 comprises the first connecting portion 101 being fixed on feed lifting rock shaft 9 end, and the second connecting portion 102 be fixed in bearing 11, described first connecting portion 101 and the second connecting portion 102 eccentric setting, described bearing 11 is fixed in the one end of lifting tooth connecting rod 12, the other end lifting tooth connecting rod 12 is hinged by the rear end that lifts tooth pin 14 and retainer 2.First driven by motor main shaft 8 rotates and drives feed lifting rock shaft 9 synchronous axial system by transmission mechanism; Feed lifting rock shaft 9 drives the first connecting portion 101 synchronous axial system of eccentric tooth lifting cam 10, make the second connecting portion 102 of eccentric tooth lifting cam 10 together with bearing 11 around the center rotating of the first connecting portion 101, and then drive and lift tooth connecting rod 12 and do approximate moving back and forth up and down, the final retainer 2 that drives moves back and forth up and down together with feeding tooth 3.In addition, the first connecting portion 101 of eccentric tooth lifting cam 10 can be fixed on the end of feed lifting rock shaft 9 tightly, also can be fixed on the end of feed lifting rock shaft 9 by securing members such as screws; Second connecting portion 102 of eccentric tooth lifting cam 10 can be fixed in bearing 11 tightly, also can be fixed by screw and bearing 11, as described in Figure 7, second connecting portion 102 is located in bearing 11, and the left end of the second connecting portion 102 is provided with a spacing shim 16, the diameter of this spacing shim 16 is greater than the diameter of the second connecting portion 102, screw 17 penetrates spacing shim 16 and the second connecting portion 102 from left side and is fixed, therefore spacing shim 16 can also play the effect of axial limiting, ensure the accuracy of transmission.
Preferably, described transmission mechanism can be synchronous belt drive mechanism, gear drive, jointed gear unit etc., it preferably adopts synchronous belt drive mechanism, see Fig. 8, described transmission mechanism comprises the first synchronous pulley 131 be fixed on main shaft 8, is fixed on the second synchronous pulley 132 on feed lifting rock shaft 9 and connects the second Timing Belt 133 of the first synchronous pulley 131 and the second synchronous pulley 132; Main shaft 8 drives the first synchronous pulley 131 synchronous axial system, and the first synchronous pulley 131 drives the second synchronous pulley 132 synchronous axial system by the second Timing Belt 133, and then drives feed lifting rock shaft 9 synchronous axial system.
Further, as shown in Figure 7, described in lift tooth pin 14 be a cam pin, comprise the first axle part 141 and the second axle part 142 of eccentric setting, described the first axle part 141 is connected to rotationally lifts tooth connecting rod 12, and the second axle part 142 is connected to retainer 2 rotationally; Described retainer pin 15 is also a cam pin, comprise the 3rd axle portion 151, the 4th axle portion 152 and the 5th axle portion 153 successively, described 3rd axle portion 151 and the 4th axle portion 152 eccentric setting, 3rd axle portion 151 and the 5th axle portion 153 are arranged with one heart, the axle portion 152, articulated section the 52, four that described 3rd axle portion 151 and the 5th axle portion 153 are connected to retainer seat 5 all is rotationally connected to retainer 2 rotationally.Adopt cam pin to connect to lift tooth connecting rod 12 and retainer 2 and retainer seat 5 and retainer 2 and there is following benefit: 1, rotate cam pin and can lift retainer 2 up or down, and then regulate feeding tooth 3 to expose the height of needle plate, so that the adjustment of feeding tooth 3 movement locus; All there is certain foozle in the multiple parts 2, forming Tai Ya mechanism and cloth feeding mechanism, therefore whole Dual-motors Driving feed mechanism has assembled rear entirety also can there is certain foozle, there is a power transmission error after the driving of the first motor and the second motor 1 can be caused to be passed to feeding tooth 3 in this foozle, feeding tooth 3 can not be made according to the movement locus work feed preset; After two cam pins are set, can offset because of the driving error caused by the foozle of each part by rotating cam pin, ensureing the accuracy of feeding tooth 3 movement locus, to improve sewing quality.In addition, for the ease of rotating retainer pin 15 or lifting tooth pin 14, the left end of described retainer pin 15, the left end lifting tooth pin 14 all offer in-line or criss-cross rotation slot, are convenient to screwdriver and rotate retainer pin 15 or lift tooth pin 14.
Preferably, described first motor is the mair motor of Sewing machines, second motor 1 is arranged in the below of the first motor and is fixed on a motor mount, and described motor mount is fixed on the lower surface of base plate, thus reasonably utilizes the inner space of Sewing machines, reduces the taking up room of Sewing machines.
The utility model also provides a kind of Sewing machines, comprises Dual-motors Driving feed mechanism as above.
In sum, the Dual-motors Driving feed mechanism that relates to of the application and Sewing machines have following beneficial effect:
1, the application to instead of in traditional flat seam machine by a motor-driven feeding connecting rod mechanism, by the Zheng Huifeng mechanism of solenoid actuated and the needle gage controlling organization of cam slide bar type, but adopt two motors to drive Tai Ya mechanism and cloth feeding mechanism respectively, to complete the work feed motion of feeding tooth, its structure is simple and clear, easy to control.
2, the application adopts servomotor to replace Zheng Huifeng mechanism by solenoid actuated in traditional flat seam machine, therefore the application is just returning seam response speed greatly improves, and makes to refund the reinforcing stitching that seam makes more attractive in appearance.
3, the application regulates the pendulum angle of the output shaft of servomotor by servo controller write-in program, and then realizes the transformation of needle gage adjustment and dissimilar work feed track.
4, the application adopts servomotor to instead of the needle gage controlling organization of traditional flat seam machine cam slide bar type, avoids the noise caused because of the collision of cam slide bar, thus can reduce vibrations and the noise of complete machine.
So the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (9)
1. a Dual-motors Driving feed mechanism, comprise the first motor, second motor (1), retainer (2) and the feeding tooth (3) be fixed on retainer (2), described first motor is connected with one end of retainer (2) by Tai Ya mechanism, described second motor (1) is connected by the other end of cloth feeding mechanism with retainer (2), it is characterized in that: described cloth feeding mechanism comprises the feed spool (4) be rotatably supported in baseplate of sewing machine, and the retainer seat (5) be fixed on feed spool (4), the output shaft of described second motor (1) is connected with feed spool (4) by gear transmission unit or toothed belt transmission unit, and drive feed spool (4) line centered by own axes to swing back and forth, described retainer seat (5) and retainer (2) are hinged.
2. Dual-motors Driving feed mechanism according to claim 1, it is characterized in that: the driven gear (61) that described gear transmission unit comprises the driving gear (62) on the output shaft being fixed on the second motor (1) and is fixed on feed spool (4), described driving gear (62) is meshed with driven gear (61).
3. Dual-motors Driving feed mechanism according to claim 1, is characterized in that: described toothed belt transmission unit comprises the active synchronization belt wheel (71) be fixed on the second motor (1) output shaft, is fixed on the driven synchronous pulley (72) on feed spool (4) and connects first Timing Belt (73) of active synchronization belt wheel (71) and driven synchronous pulley (72).
4. Dual-motors Driving feed mechanism according to claim 1, it is characterized in that: described Tai Ya mechanism comprises main shaft (8), feed lifting rock shaft (9), eccentric tooth lifting cam (10), bearing (11) and lift tooth connecting rod (12), the output shaft of described first motor is fixedly connected with main shaft (8), described main shaft (8) is connected with feed lifting rock shaft (9) by transmission mechanism, described eccentric tooth lifting cam (10) comprises the first connecting portion (101) being fixed on feed lifting rock shaft (9) end, and the second connecting portion (102) be fixed in bearing (11), described first connecting portion (101) and the second connecting portion (102) eccentric setting, described bearing (11) is fixed in the one end of lifting tooth connecting rod (12), the other end and the retainer (2) of lifting tooth connecting rod (12) are hinged.
5. Dual-motors Driving feed mechanism according to claim 4, is characterized in that: described transmission mechanism comprises the first synchronous pulley (131) be fixed on main shaft (8), is fixed on the second synchronous pulley (132) on feed lifting rock shaft (9) and connects second Timing Belt (133) of the first synchronous pulley (131) and the second synchronous pulley (132).
6. Dual-motors Driving feed mechanism according to claim 4, it is characterized in that: described in lift tooth connecting rod (12) the other end lift tooth pin (14) by one and be hinged with retainer (2), described tooth pin (14) of lifting is a cam pin, comprise the first axle part (141) and the second axle part (142) of eccentric setting, described the first axle part (141) is connected to rotationally lifts tooth connecting rod (12), and the second axle part (142) is connected to retainer (2) rotationally.
7. Dual-motors Driving feed mechanism according to claim 1, it is characterized in that: described retainer seat (5) is hinged by a retainer pin (15) and retainer (2), described retainer pin (15) is a cam pin, comprise the 3rd axle portion (151) successively, 4th axle portion (152) and the 5th axle portion (153), described 3rd axle portion (151) and the 4th axle portion (152) eccentric setting, 3rd axle portion (151) and the 5th axle portion (153) are arranged with one heart, described 3rd axle portion (151) and the 5th axle portion (153) are connected to retainer seat (5) all rotationally, 4th axle portion (152) is connected to retainer (2) rotationally.
8. Dual-motors Driving feed mechanism according to claim 1, it is characterized in that: described first motor is the mair motor of Sewing machines, second motor (1) is arranged in the below of the first motor and is fixed on a motor mount, and described motor mount is fixed on the lower surface of base plate.
9. a Sewing machines, is characterized in that: comprise the Dual-motors Driving feed mechanism as described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520769736.5U CN205046312U (en) | 2015-09-30 | 2015-09-30 | Two motor drive feeding mechanism and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520769736.5U CN205046312U (en) | 2015-09-30 | 2015-09-30 | Two motor drive feeding mechanism and sewing machine |
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| Publication Number | Publication Date |
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| CN205046312U true CN205046312U (en) | 2016-02-24 |
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| CN201520769736.5U Active CN205046312U (en) | 2015-09-30 | 2015-09-30 | Two motor drive feeding mechanism and sewing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155141A (en) * | 2015-09-30 | 2015-12-16 | 杰克缝纫机股份有限公司 | Double-motor drive feed mechanism and sewing machine |
| CN106436038A (en) * | 2016-08-31 | 2017-02-22 | 浙江大森缝纫机有限公司 | Direct-drive roller sewing machine |
| CN106948101A (en) * | 2017-03-29 | 2017-07-14 | 杰克缝纫机股份有限公司 | A kind of feed mechanism and sewing machine |
-
2015
- 2015-09-30 CN CN201520769736.5U patent/CN205046312U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105155141A (en) * | 2015-09-30 | 2015-12-16 | 杰克缝纫机股份有限公司 | Double-motor drive feed mechanism and sewing machine |
| CN105155141B (en) * | 2015-09-30 | 2018-03-02 | 杰克缝纫机股份有限公司 | Dual-motors Driving feed mechanism and sewing machine |
| CN106436038A (en) * | 2016-08-31 | 2017-02-22 | 浙江大森缝纫机有限公司 | Direct-drive roller sewing machine |
| CN106948101A (en) * | 2017-03-29 | 2017-07-14 | 杰克缝纫机股份有限公司 | A kind of feed mechanism and sewing machine |
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Address after: 318010 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |