CN101899750A - Feeding device for sewing machine - Google Patents
Feeding device for sewing machine Download PDFInfo
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- CN101899750A CN101899750A CN 201010260844 CN201010260844A CN101899750A CN 101899750 A CN101899750 A CN 101899750A CN 201010260844 CN201010260844 CN 201010260844 CN 201010260844 A CN201010260844 A CN 201010260844A CN 101899750 A CN101899750 A CN 101899750A
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- feed dog
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Abstract
The invention provides a feeding device for a sewing machine, and belongs to the technical field of sewing equipment. The feeding device for the sewing machine solves the problems of low feeding efficiency, low sewing quality, and the like of the conventional feeding structure. The feeding device for the sewing machine comprises a front tooth rack driven by a drive source; the front end of the top face of the front tooth rack is fixedly provided with a front feed dog, while the rear end is provided with a back feed dog; a needle plate is arranged above the front feed dog and the back feed dog; the front feed dog and the back feed dog can perform circumferential direction movement with the front tooth rack, and when the front feed dog and the back feed dog move to the highest point position, the teeth of the front feed dog and the back feed dog can extend out of the needle plate; a front presser foot and a back presser foot which are respectively pressed against the front feed dog and the back feed dog are arranged above the front feed dog and the back feed dog; the same power shaft provides the pressing force required by the front feed dog and the back feed dog for simultaneously pressing the needle plate for the front feed dog and the back feed dog; and an adjusting mechanism which can balance and adjust the height of the pressing position of the front feed dog and the back feed dog is arranged between the front feed dog and the back feed dog. The feeding device for the sewing machine realizes high-efficient feeding operation and improves the quality of the sewing machine.
Description
Technical field
The invention belongs to technical field of sewing equipment, relate to the pay-off of a kind of Sewing machines, particularly a kind of Sewing machines.
Background technology
Sewing machines is of a great variety at present, and wherein the trousers earphone is a kind of of Sewing machines, and the trousers earphone generally comprises head, support, transmission and annex four parts.Important structure in the head is feeding structure and sewing structure, and the action effect of this two structure directly has influence on the quality and the efficient of finished product sewing, so the two importance is self-evident.
As shown in Figure 1, the feed mechanism of existing trousers earphone generally comprises preceding retainer 1 ', preceding feed dog 2 ', back feed dog 3 ', needle plate 4 ', retainer 1 ' upward and by drive source drive was made reciprocal circumferential movement before preceding feed dog 2 ' and back feed dog 3 ' were fixed on, thereby realize being placed on the feeding operation of the cloth on the needle plate 4 ', needle plate top also be provided with can the pressure holding cloth presser feet base plate 5 ', presser feet base plate 5 ' is driven by a presser bar 6 ' and moves up and down, and realizes the chip hold down to cloth.
Because the place, two ends before preceding feed dog 2 ' and back feed dog 3 ' are fixed on the end face of retainer 1 ', its drive source by an end of retainer 1 ' before connecting drives makes circumferential movement, the track of this circumferential movement is oval, so preceding feed dog 2 ' and back feed dog 3 ' produce the feeding effect to cloth when moving to lofty perch.Because driving, the drive source that preceding retainer 1 ' connects by the rear end does circumferential swing around the bearing pin of its front end, thereby the amplitude difference of the rear and front end of retainer 1 ' swing before making, feed dog 2 ' and back feed dog 3 ' can not arrive lofty perch simultaneously before usually occurring when operational applications, and presser feet base plate 5 ' is as a whole and be feed dog 2 ' and back feed dog 3 ' before the horizontal pressure holding, occurring wherein between presser feet base plate 5 ' and preceding feed dog 2 ' and the back feed dog 3 ' thus, a tooth compresses, and the state of another tooth malcompression, make two teeth can not carry out feeding operation simultaneously, influence the efficient of feeding, greatly reduced the quality of sewing simultaneously.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind ofly to realize that by feed dog before the pressure holding respectively and back feed dog the tooth of two feed dogs can carry out the pay-off of the Sewing machines of feeding effect simultaneously at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of pay-off of Sewing machines, comprise the preceding retainer that drives by drive source, the front end of labial teeth top of support is installed with preceding feed dog, the rear end of its end face is installed with the back feed dog, preceding feed dog is provided with needle plate with feed dog top, back, before described feed dog and back feed dog can along with preceding retainer make circumferential movement and when the motion lofty perch position its tooth can stretch out described needle plate, it is characterized in that, feed dog also is provided with the preceding presser feet and the back presser feet that can compress respectively on preceding feed dog and the back feed dog with the top of back feed dog before described, the press force that presser feet and back presser feet provide both to compress above-mentioned needle plate simultaneously by same line shaft before described is provided with between presser feet and the back presser feet before described and can balance adjusts both pressure holding positions guiding mechanism just.
Preceding presser feet in the pay-off of this Sewing machines and back presser feet drive rising simultaneously by a line shaft, cloth is placed on depresses line shaft on the needle plate, make cloth compacted, when feed dog was done circumferential movement with the back feed dog before current retainer drove, this those long swinging up and down that disappear can be done in the front and back end of the guiding mechanism between preceding presser feet and the back presser feet, any one reaches high some presser feet formation pairing with it pressing in preceding feed dog and the back feed dog, by guiding mechanism with the press force transfer function to another presser feet, it is descended get rid of slit and another feed dog of pressure holding, thereby the tooth that reaches two feed dogs carries out effective feeding effect synchronously.
In the pay-off of above-mentioned Sewing machines, described line shaft lower end is fixed with the presser feet arm that can connect above-mentioned preceding presser feet and back presser feet.One end of presser feet arm and line shaft form clamping and are connected, presser feet and back presser feet and both are formed the integral body that links to each other before its opposite side connects, thus make both by line shaft unified drive lifting or press down.
In the pay-off of above-mentioned Sewing machines, presser bar and preceding presser feet base plate before described preceding presser feet comprises, presser feet base plate before the bottom of preceding presser bar connects, above-mentioned presser feet arm and the sheathed back-up ring that is fixed with are passed in the top of preceding presser bar.The bottom of preceding presser bar has groove, and the end face of preceding presser feet base plate has protruding key, and protruding bond energy enough embeds in the groove and by the pin that is horizontally through both and forms connection.
In the pay-off of above-mentioned Sewing machines, described back presser feet comprises back presser bar and back presser feet base plate, the bottom of back presser bar connects back presser feet base plate, is connected with tap on the back presser feet base plate, and above-mentioned presser feet arm and the sheathed back-up ring that is fixed with are passed in the top of back presser bar.The bottom of back presser bar has groove, and the end face of back presser feet base plate has protruding key, and protruding bond energy enough embeds in the groove and by the pin that is horizontally through both and forms connection; The tap that connects on the back presser feet base plate can compress the back feed dog.
In the pay-off of above-mentioned Sewing machines, described guiding mechanism comprises a latch plate, the two ends of latch plate are the end face of above-mentioned two back-up rings of pressure holding respectively, the middle part of latch plate is provided with a screw rod that can pass latch plate, the lower end of screw rod is fixed on the above-mentioned presser feet arm, and the upper end screw thread of screw rod is connected with the lock nut that can compress above-mentioned latch plate.Offer screwed hole on the presser feet arm end face, external screw thread that the screw rod lower end has and screwed hole form screw thread and are connected, also be arranged with the locking nut that screw rod can be locked on the presser feet arm on the screw rod, locking nut is threaded with screw rod formation and its bottom surface is posted by on the end face of presser feet arm; The through hole and the lock nut that is threaded that the latch plate middle part is offered passed in the upper end of screw rod, the bottom surface of lock nut is resisted against on the upper surface of latch plate, when the threaded adjusting lock nut makes its decline, thereby with compressive strain under the latch plate, so increased the pressure holding pretightning force of latch plate two ends to preceding presser feet and back presser feet.
In the pay-off of above-mentioned Sewing machines, all to offer and rise as high as the banks on the side of presser bar and back presser bar before described, corresponding above-mentioned rising as high as the banks is installed with guide plate one by one on the described presser feet arm end face, the bottom land of rising as high as the banks against institute's correspondence in the inner of guide plate.Rising as high as the banks on preceding presser bar and the back presser bar axially offered, it comprises the bottom land on plane and the sidewall of upper/lower terminal, the plane abutment of guide plate the inner is at the bottom of the planar slot of rising as high as the banks, when current presser bar and back presser bar move up and down, guide plate is relatively endwisely slipped along rising as high as the banks, recline mutually with the upper side wall of rising as high as the banks or its bottom surface and the lower wall of rising as high as the banks recline mutually until the end face of guide plate.
In the pay-off of above-mentioned Sewing machines, described guide plate is fixed on the end face of above-mentioned presser feet arm by screw.Offer two on the guide plate and be symmetrically arranged through hole, to being provided with screwed hole by through hole, screw from top to bottom is connected by through hole and with screwed hole on the end face of presser feet arm.
In the pay-off of above-mentioned Sewing machines, the upper side of described tap has groove, described back presser feet base plate can be sheathed in the above-mentioned groove and with its formation clamping.The notch place of groove has to the inside the flange that extends, thereby forms the structure that bottom land is wide, notch is narrow, clamping about back presser feet base plate is entered in the groove by the opening of groove one end and forms with the flange of groove.
In the pay-off of above-mentioned Sewing machines, the sidewall of described back-up ring is provided with the screw that is threaded, and screw can lean on the side of above-mentioned preceding presser bar or back presser bar its inner by threaded adjusting.Back-up ring in the form of a ring, it can be set on preceding presser bar or the back presser bar, there is the space between the side of back-up ring inwall and preceding presser bar or back presser bar, screw is horizontally through the back-up ring sidewall by threaded adjusting and its inner is leaned on the side of preceding presser bar or back presser bar, and presser bar or back presser bar and back-up ring form and be connected before making; By presser bar before moving up and down or back presser bar, will change the position of fixing preceding presser bar of screw or back presser bar, thereby regulate the length that both stretch into back-up ring.
In the pay-off of above-mentioned Sewing machines, the end face of described back-up ring has the limiting section of two protrusions, and the end of described latch plate is between two limiting sections.The sidewall of limiting section and back-up ring is integrative-structure, and two limiting sections are face-off setting, and the dual-side correspondence of latch plate end is against the inboard of two limiting sections, thereby prevents latch plate from taking place circumferentially to rotate and break away from back-up ring.
Compared with prior art, the pay-off of this Sewing machines all produces reliable chip hold down in the time of can being in differing heights to two feed dogs by the formation of the guiding mechanism between two presser feets and two presser feets, thereby make two feed dogs simultaneously effective function on cloth, realized the high efficiency feeding operation, improve simultaneously the quality of sewing significantly, increased the competitiveness of product in market.
Description of drawings
Fig. 1 is the perspective view of the feeding structure of existing Sewing machines.
Fig. 2 is the perspective view of the pay-off of this Sewing machines.
Fig. 3 is the assembling perspective view of the pay-off of this Sewing machines.
Fig. 4 is the perspective view of the preceding presser bar in the pay-off of this Sewing machines.
Among the figure, 1, preceding retainer; 2, preceding feed dog; 3, back feed dog; 4, needle plate; 5, preceding presser bar; 6, preceding presser feet base plate; 7, back presser bar; 8, back presser feet base plate; 9, tap; 9a, groove; 9b, flange; 10, back-up ring; 10a, limiting section; 11, rise as high as the banks; 12, guide plate; 13, latch plate; 14, screw rod; 15, locking nut; 16, lock nut; 17, line shaft; 18, presser feet arm.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As Fig. 2, Fig. 3, shown in Figure 4, the preceding feed dog 2 that retainer 1 and its front end of the top surface set firmly before the pay-off of this Sewing machines comprised, the back feed dog 3 that its end face rear end sets firmly, preceding feed dog 2 is provided with needle plate 4 with feed dog 3 tops, back, before the top of feed dog 2 and back feed dog 3 also be provided with can compress respectively before the preceding presser feet and the back presser feet of feed dog 2 and back feed dog 3, be connected with guiding mechanism between preceding presser feet and the back presser feet.
Before the front end of retainer 1 be provided with the fulcrum hinged with preceding retainer 1, before the rear end of retainer 1 be connected with can drive before retainer 1 make a drive source of circumferential swing around fulcrum, before being fixed on the preceding feed dog 2 at place, retainer 1 end face two ends with after feed dog 3 along with circumferential swinging up and down done in the drive of preceding retainer 1.On needle plate 4 corresponding before the position of feed dog 2 and back feed dog 3 offer the strip shape through hole, current feed dog 2 and after can stretch out needle plate 4 end faces by through hole during feed dog 3 motion lofty perches.
When charging or discharging, preceding presser feet and back presser feet drive by same line shaft 17 and rise or decline, the line shaft 17 lower ends presser feet arm 18 that at right angles is connected, an end of presser feet arm 18 is connected on the line shaft 17 by bolted, presser feet and back presser feet before the opposite side of presser feet arm 18 connects.Presser bar 5 and preceding presser feet base plate 6 before preceding presser feet comprises, the bottom of preceding presser bar 5 has recessed channel, the end face of preceding presser feet base plate 6 has protruding key, and protruding bond energy enough embeds in the recessed channel and utilizes a pin to be horizontally through both, and presser bar 5 and preceding presser feet base plate 6 is connected before forming.Before the top of presser bar 5 pass the through hole of offering on the presser feet arm 18, axially offer on preceding presser bar 5 sides and rise as high as the banks 11, rising as high as the banks 11 has the bottom land on plane and the sidewall of upper/lower terminal.On presser feet arm 18 end faces and be positioned at correspondence 11 places that rise as high as the banks and be fixed with guide plate 12 by screw, the plane abutment of guide plate 12 the inners is at the bottom of 11 the planar slot of rising as high as the banks, only playing, the preceding presser bar 5 of guiding moves up and down, and the end face that moves to guide plate 12 reclines mutually with 11 the upper side wall of rising as high as the banks or its bottom surface reclines mutually with 11 the lower wall of rising as high as the banks, and has prevented that preceding presser bar 5 from circumferentially rotating.Before be arranged with in the form of a ring a back-up ring 10 on the top of presser bar 5, there is the space between the side of back-up ring 10 inwalls and preceding presser bar 5, also offer tapped through hole on back-up ring 10 sidewalls, one screw can stretch into back-up ring 10 inboards by tapped through hole, it can regulate the length that stretches into back-up ring 10 inboards by being threaded, thereby its inner application of force leans on the side of preceding presser bar 5, utilizes frictional force that preceding presser bar 5 is formed with back-up ring 10 and is connected.By moving up and down preceding presser bar 5, will change the position of the fixing preceding presser bar 5 of screw, thereby regulate the length that preceding presser bar 5 stretches into back-up ring 10.
Back presser feet comprises back presser bar 7 and back presser feet base plate 8, the bottom of back presser bar 7 has recessed channel, the end face of back presser feet base plate 8 has protruding key, and protruding bond energy enough embeds in the recessed channel and utilizes a pin to be horizontally through both, forms being connected of back presser bar 7 and back presser feet base plate 8.Be connected with tap 9 on the back presser feet base plate 8, the upper side of tap 9 has groove 9a, the notch place of groove 9a has the flange 9b that extends to the inside, thereby form the structure that bottom land is wide, notch is narrow, clamping about back presser feet base plate 8 is entered in the groove by the opening of groove 9a one end and forms with the flange 9b of groove 9a.The through hole of offering on the presser feet arm 18 is passed on the top of back presser bar 7, axially offers on back presser bar 7 sides and rises as high as the banks 11, rises as high as the banks 11 to have the bottom land on plane and the sidewall of upper/lower terminal.On presser feet arm 18 end faces and be positioned at correspondence 11 places that rise as high as the banks and be fixed with guide plate 12 by screw, the plane abutment of guide plate 12 the inners is at the bottom of 11 the planar slot of rising as high as the banks, only playing, guiding back presser bar 7 moves up and down, and the end face that moves to guide plate 12 reclines mutually with 11 the upper side wall of rising as high as the banks or its bottom surface reclines mutually with 11 the lower wall of rising as high as the banks, and has prevented that back presser bar 7 from circumferentially rotating.Be arranged with in the form of a ring a back-up ring 10 on the top of back presser bar 7, there is the space between the side of back-up ring 10 inwalls and back presser bar 7, also offer tapped through hole on back-up ring 10 sidewalls, one screw can stretch into back-up ring 10 inboards by tapped through hole, it can regulate the length that stretches into back-up ring 10 inboards by being threaded, thereby its inner application of force leans on the side of back presser bar 7, utilizes frictional force that back presser bar 7 is formed with back-up ring 10 and is connected.By moving up and down back presser bar 7, will change the position of the fixing back of screw presser bar 7, thereby regulate the length that back presser bar 7 stretches into back-up ring 10.
Guiding mechanism comprises a latch plate 13, the two ends of latch plate 13 are the end face of two back-up rings 10 of pressure holding respectively, the end face of back-up ring 10 has the limiting section 10a of two protrusions that are connected as a single entity with back-up ring 10 sidewalls, two limiting section 10a are face-off setting, the end of latch plate 13 is between two limiting section 10a, the dual-side correspondence of end is against the inboard of two limiting section 10a, thereby prevents latch plate 13 from taking place circumferentially to rotate and break away from back-up ring 10.Through hole is offered at the middle part of latch plate 13, correspondence is offered screwed hole on presser feet arm 18 end faces, one screw rod 14 is threaded with screwed hole by external screw thread, the also sheathed locking nut 15 that screw rod 14 can be locked on presser feet arm 18 on the screw rod 14, locking nut 15 is threaded with screw rod 14 formation and its bottom surface is posted by on the end face of presser feet arm 18.The other end of screw rod 14 passes the through hole at latch plate 13 middle parts and the lock nut 16 that has been threaded, the bottom surface of lock nut 16 closely is resisted against the upper surface of latch plate 13, when threaded adjusting lock nut 16 makes its decline, thereby with 13 times compressive strains of latch plate, so increased the pressure holding pretightning force of latch plate 13 two ends to preceding presser feet and back presser feet; When threaded adjusting lock nut 16 makes its rising, latch plate 13 reduces or eliminates deformation, so weakened the pressure holding pretightning force of latch plate 13 two ends to preceding presser feet and back presser feet.
Driving presser feet arm 18 by line shaft 17 rises, presser feet and back presser feet are removed the pressure holding to needle plate 4 before making, the cloth of required processing is placed on the needle plate 4, presser feet and back presser feet match with needle plate 4 cloth are compressed before depressing line shaft 17 and making, starting drive source makes preceding feed dog 2 and back feed dog 3 make the circumferential movement that swings up and down under the drive of preceding retainer 1, when current feed dog 2 and back feed dog 3 can not arrive high some position or both height and positions simultaneously and have deviation, the height of presser feet or back presser feet decline pressure holding before guiding mechanism can be adjusted, promptly in feed dog 2 and the back feed dog 3 any one reach high point pairing with it before presser feet or back presser feet formation pressing, latch plate 13 transfer functions of presser feet and back presser feet were to another presser feet before press force passed through to connect, it is descended get rid of slit and another feed dog of pressure holding, thereby the tooth that reaches preceding feed dog 2 and back feed dog 3 carries out effective feeding effect synchronously.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used preceding retainer 1 morely; Preceding feed dog 2; Back feed dog 3; Needle plate 4; Preceding presser bar 5; Preceding presser feet base plate 6; Back presser bar 7; Back presser feet base plate 8; Tap 9; Groove 9a; Flange 9b; Back-up ring 10; Limiting section 10a; Rise as high as the banks 11; Guide plate 12; Latch plate 13; Screw rod 14; Locking nut 15; Lock nut 16; Line shaft 17; Presser feet arm 18 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (10)
1. the pay-off of a Sewing machines, comprise the preceding retainer (1) that drives by drive source, the front end of preceding retainer (1) end face is installed with preceding feed dog (2), the rear end of its end face is installed with back feed dog (3), preceding feed dog (2) is provided with needle plate (4) with back feed dog (3) top, before described feed dog (2) and back feed dog (3) can along with preceding retainer (1) make circumferential movement and when the motion lofty perch position its tooth can stretch out described needle plate (4), it is characterized in that, feed dog (2) also is provided with the preceding presser feet and the back presser feet that can compress respectively on preceding feed dog (2) and the back feed dog (3) with the top of back feed dog (3) before described, the press force that presser feet and back presser feet provide both to compress above-mentioned needle plate (4) simultaneously by same line shaft (17) before described is provided with between presser feet and the back presser feet before described and can balance adjusts both pressure holding positions guiding mechanism just.
2. the pay-off of Sewing machines according to claim 1 is characterized in that, described line shaft (17) lower end is fixed with the presser feet arm (18) that can connect above-mentioned preceding presser feet and back presser feet.
3. the pay-off of Sewing machines according to claim 2, it is characterized in that, presser feet comprises preceding presser bar (5) and preceding presser feet base plate (6) before described, presser feet base plate (6) before the bottom of preceding presser bar (5) connects, the top of preceding presser bar (5) pass above-mentioned presser feet arm (18) and the sheathed back-up ring (10) that is fixed with.
4. the pay-off of Sewing machines according to claim 3, it is characterized in that, described back presser feet comprises back presser bar (7) and back presser feet base plate (8), the bottom of back presser bar (7) connects back presser feet base plate (8), be connected with tap (9) on the back presser feet base plate (8), above-mentioned presser feet arm (18) and the sheathed back-up ring (10) that is fixed with are passed in the top of back presser bar (7).
5. the pay-off of Sewing machines according to claim 4, it is characterized in that, described guiding mechanism comprises a latch plate (13), the two ends of latch plate (13) are the end face of above-mentioned two back-up rings of pressure holding (10) respectively, the middle part of latch plate (13) is provided with a screw rod (14) that can pass latch plate (13), the lower end of screw rod (14) is fixed on the above-mentioned presser feet arm (18), and the upper end screw thread of screw rod (14) is connected with the lock nut (16) that can compress above-mentioned latch plate (13).
6. according to the pay-off of claim 4 or 5 described Sewing machiness, it is characterized in that, all offer rise as high as the banks (11) on the side of presser bar (5) and back presser bar (7) before described, corresponding above-mentioned rising as high as the banks (11) is installed with guide plate (12) one by one on described presser feet arm (18) end face, and the inner of guide plate (12) is against the rise as high as the banks bottom land of (11) of institute's correspondence.
7. the pay-off of Sewing machines according to claim 6 is characterized in that, described guide plate (12) is fixed on the end face of above-mentioned presser feet arm (18) by screw.
8. according to the pay-off of claim 4 or 5 described Sewing machiness, it is characterized in that the upper side of described tap (9) has groove (9a), described back presser feet base plate (8) can be sheathed in the above-mentioned groove (9a) and with its formation clamping.
9. according to the pay-off of claim 4 or 5 described Sewing machiness, it is characterized in that, the sidewall of described back-up ring (10) is provided with the screw that is threaded, and screw can lean on the side of above-mentioned preceding presser bar (5) or back presser bar (7) its inner by threaded adjusting.
10. the pay-off of Sewing machines according to claim 5 is characterized in that, the end face of described back-up ring (10) has the limiting section (10a) of two protrusions, and the end of described latch plate (13) is positioned between two limiting sections (10a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102608441A CN101899750B (en) | 2010-08-24 | 2010-08-24 | Feeding device for sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102608441A CN101899750B (en) | 2010-08-24 | 2010-08-24 | Feeding device for sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101899750A true CN101899750A (en) | 2010-12-01 |
| CN101899750B CN101899750B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102608441A Expired - Fee Related CN101899750B (en) | 2010-08-24 | 2010-08-24 | Feeding device for sewing machine |
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| Country | Link |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103668802A (en) * | 2012-08-31 | 2014-03-26 | 高林股份有限公司 | Universal pressing tool of sewing machine |
| CN105803685A (en) * | 2015-01-16 | 2016-07-27 | Juki株式会社 | Side seam sewing machine |
| CN108315884A (en) * | 2018-04-10 | 2018-07-24 | 台州鼎拓工业设计有限公司 | A kind of sewing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103668802A (en) * | 2012-08-31 | 2014-03-26 | 高林股份有限公司 | Universal pressing tool of sewing machine |
| CN105803685A (en) * | 2015-01-16 | 2016-07-27 | Juki株式会社 | Side seam sewing machine |
| CN105803685B (en) * | 2015-01-16 | 2020-10-20 | Juki株式会社 | Sewing machine for edge seam |
| CN108315884A (en) * | 2018-04-10 | 2018-07-24 | 台州鼎拓工业设计有限公司 | A kind of sewing machine |
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Effective date of registration: 20151203 Address after: Taizhou City, Zhejiang province 318000 Jiaojiang Xiachen street, Airport Road No. 1 Patentee after: ZHEJIANG GEMSY MECHANICAL & ELECTRICAL CO., LTD Address before: 318000, No. 638, East Ring Road, Taizhou Economic Development Zone, Jiaojiang District, Zhejiang, Taizhou Patentee before: Zhejiang Gemsy Mechanical and Electrical Co., Ltd. |
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