CN109706628A - The adjustable sewing machine in track - Google Patents
The adjustable sewing machine in track Download PDFInfo
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- CN109706628A CN109706628A CN201910186082.6A CN201910186082A CN109706628A CN 109706628 A CN109706628 A CN 109706628A CN 201910186082 A CN201910186082 A CN 201910186082A CN 109706628 A CN109706628 A CN 109706628A
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- eccentric wheel
- connecting rod
- tooth
- lift tooth
- lift
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Abstract
The present invention provides a kind of adjustable sewing machine in track, comprising: main shaft and the lift tooth eccentric wheel and feeding eccentric wheel that are rotated synchronously on main shaft with main shaft, the outer peripheral surface edge for lifting tooth eccentric wheel is divided axially at least two sections, all sections of circumferential contour line is different, and the circumferential contour line of first segment is circle；Feeding material component, including feeding connecting rod and main shaft feed spool disposed in parallel, feed spool drive feed dog to make front-rear reciprocation movement under the drive of feeding eccentric wheel；Dental assembly, including lift tooth connecting rod and main shaft feed lifting rock shaft disposed in parallel are lifted, when lift tooth connecting rod cooperates from the different sections lifted on tooth eccentric wheel, it is different that driving feed dog moves the trajectory line generated.The present invention realizes the different swing mode of feed lifting rock shaft from different sections of cooperations by lift tooth connecting rod, is synthesized with this with the movement of feed spool, realizes the difference of feed dog path.
Description
Technical field
The present invention relates to technical field of sewing machines, more particularly to a kind of adjustable sewing machine in track.
Background technique
Existing to provide the sewing machine of power by spindle motor for feed dog, feed dog path is generally elliptical orbit,
Since the feeding tooth rate of climb is slow, when sew thicker sewing when feeding tooth slowly sewing is lifted, simultaneously because sewing with
Feeding tooth and presser feet are there are biggish frictional force, when being easy to cause the thick material of sewing, sewing send it is motionless, sewing itself occur layering,
Phenomena such as dislocation, has severely impacted sewing quality.
Therefore, a kind of modifiable sewing machine of feed dog path is needed, is adapted it to not by converting feed dog path
The sewing of stack pile improves sewing quality.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of adjustable sewing machine in track,
For solving the problem of the non-adjustable sewing for not adapting to different thick material of feed dog path in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of adjustable sewing machine in track comprising:
Main shaft and the lift tooth drawing-inroller group rotated synchronously on main shaft with main shaft, lift tooth drawing-inroller group include lift tooth
The outer peripheral surface edge of eccentric wheel and feeding eccentric wheel, the lift tooth eccentric wheel is divided axially at least two sections, all sections of circumferential profile
Line is different, and the circumferential contour line of first segment is circle；
Feeding material component, including feeding connecting rod and main shaft feed spool disposed in parallel, one end of feeding connecting rod and the feeding
Eccentric wheel is connected, and the other end of feeding connecting rod is connected with the feed spool, and feed spool drives under the drive of the feeding eccentric wheel
Dynamic feed dog makees front-rear reciprocation movement；
Lift dental assembly, including lift tooth connecting rod and main shaft feed lifting rock shaft disposed in parallel, one end of lift tooth connecting rod and the lift tooth
Wherein one section of cooperation on eccentric wheel is connected, and the other end of lift tooth connecting rod is connected with the feed lifting rock shaft, and feed lifting rock shaft is in the lift tooth
It drives feed dog to pump under the drive of eccentric wheel, and lifts tooth connecting rod and cooperate from the different sections lifted on tooth eccentric wheel
When, the trajectory line that driving feed dog movement generates is different.
Preferably, the lift tooth connecting rod is connected with fixed lift tooth sliding slot sliding, and lifts tooth sliding slot and be obliquely installed.
Preferably, the lift tooth eccentric wheel slide axially with the main shaft and it is circumferentially positioned be connected, the lift tooth eccentric wheel
It is connected with actuator, moves axially under the driving of the driving member, on the one end and lift tooth eccentric wheel for making the lift tooth connecting rod
Different section cooperations.
Preferably, one end of the lift tooth connecting rod has fork pockets, and the fork pockets is fastened on the lift tooth eccentric wheel, with lift
The first segment of tooth eccentric wheel or the periphery face contact of second segment.
Preferably, the lift tooth eccentric wheel and feeding eccentric wheel are fixedly linked, and the lift tooth connecting rod is connected with driving assembly,
Under the driving of driving assembly, move axially the one end for lifting tooth connecting rod on lift tooth eccentric wheel.
Preferably, the lift tooth eccentric wheel is equipped with three sections, is located in the middle as changeover portion, second segment and the first segment
It is located at the two sides of changeover portion.
Preferably, the circumferential contour line of the second segment is by two sections of circular arc lines and intermediate curve structure concentric but that radius is different
At the main shaft drives in the lift tooth eccentric wheel rotation process, and the lift tooth connecting rod is contacted with the circular arc line of the second segment
When, feed lifting rock shaft is not swung, and when the intermediate curve of lift tooth connecting rod and second segment contacts, feed lifting rock shaft is swung, and drives feed dog to transport with this
Trajectory line that is dynamic, forming rectangle.
As described above, the adjustable sewing machine in track of the invention, has the advantages that on lift tooth eccentric wheel along axial direction
It is divided into multistage, every section of circumferential contour line is different, realizes the different swing side of feed lifting rock shaft from different sections of cooperations by lift tooth connecting rod
Formula is synthesized with this with the movement of feed spool, realizes the difference of feed dog path；The suitable of sewing machine sewing thin and thick can effectively be promoted
With property, and promote sewing performance.
Detailed description of the invention
Fig. 1 is shown as the adjustable sewing machine schematic diagram in track of the invention.
Fig. 2 is shown as lift dental assembly schematic diagram of the invention.
Fig. 3 is shown as lift tooth eccentric cam schematic diagram of the invention.
Fig. 4 is shown as the contour line schematic diagram of the second segment of lift tooth eccentric cam.
Fig. 5 is shown as lift tooth connecting rod and lifts the working principle diagram of the first segment cooperation of tooth eccentric cam.
Fig. 6 a be shown as the feed dog in work shown in Fig. 5 in the Y direction with the relation curve of main axis.
Fig. 6 b is shown as the feed dog in work shown in Fig. 5 in the relation curve of Z-direction and main axis.
Fig. 6 c is shown as the motion profile line of the feed dog in work shown in Fig. 5.
Fig. 7 is shown as lift tooth connecting rod and lifts the working principle diagram of the second segment cooperation of tooth eccentric cam.
Fig. 8 a be shown as the feed dog in work shown in Fig. 7 in the Y direction with the relation curve of main axis.
Fig. 8 b is shown as the feed dog in work shown in Fig. 7 in the relation curve of Z-direction and main axis.
Fig. 8 c is shown as the motion profile line of the feed dog in work shown in Fig. 7.
Component label instructions
1 main shaft
2 feeding eccentric wheels
3 feeding connecting rods
4 swing seats
5 feed spools
6 lift tooth eccentric wheels
63 first segments
62 changeover portions
63 second segments
7 lift tooth connecting rods
8 sliding blocks
9 lift tooth sliding slots
10 feed lifting rock shaft cranks
11 feed lifting rock shafts
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 8.It should be clear that structure, ratio, size etc. depicted in this specification institute attached drawing, only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
In the range of art content can cover.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
As shown in Figure 1, the present invention provides a kind of adjustable sewing machine in track comprising:
Main shaft 1 and the lift tooth drawing-inroller group rotated synchronously on main shaft 1 with main shaft 1, lift tooth drawing-inroller group include lift
The outer peripheral surface edge of tooth eccentric wheel 6 and feeding eccentric wheel 2, the lift tooth eccentric wheel 6 is divided axially at least two sections, as shown in Figure 3, institute
There is the circumferential contour line of section different, and the circumferential contour line of first segment 63 is circle；
Feeding material component, including feeding connecting rod 3, with the feed spool 5 disposed in parallel of main shaft 1, one end of feeding connecting rod 3 with it is described
Feeding eccentric wheel 2 is connected, and the other end of feeding connecting rod 3 is connected with the feed spool 5, and feed spool 5 is in the feeding eccentric wheel 2
Lower driving feed dog is driven to make front-rear reciprocation movement；
Dental assembly, including lift tooth connecting rod 7 and the feed lifting rock shaft 11 disposed in parallel of main shaft 1 are lifted, one end and the institute of tooth connecting rod 7 are lifted
The wherein one section of cooperation stated on lift tooth eccentric wheel 6 is connected, and the other end of lift tooth connecting rod 7 is connected with the feed lifting rock shaft 11, feed lifting rock shaft
11 drive feed dog to pump under the drive of the lift tooth eccentric wheel 6, and lift tooth connecting rod 7 and lift tooth eccentric wheel 6
On the cooperation of different sections when, the trajectory line that driving feed dog movement generates is different.
For the present invention by that will lift tooth eccentric wheel 6 along multistage is divided axially into, every section of circumferential contour line is different, realizes lift with this
When tooth connecting rod 7 is from different sections of cooperations, drives the swing mode of feed lifting rock shaft 11 different, synthesized with this with the swing of feed spool 5, realized
The change of feed dog path adapts it to the sewing of different-thickness sewing, improves sewing quality.
Feeding material component
For one end cap of above-mentioned feeding connecting rod 3 on feeding eccentric wheel 2, the other end is bent by oscillating deck, swing seat 4, feeding
Handle passes to power on feed spool 5, to convert the rotary motion of main shaft 1 to the reciprocally swinging of feed spool 5, wherein feeding is bent
Handle is consolidated with feed spool 5.Feeding connecting rod 3 drives 5 reciprocally swinging of feed spool under the drive of main shaft 1 in the present embodiment,
Realize feed dog front-rear reciprocation movement, front-rear direction is the direction of feed of sewing in sewing process, the also referred to as side Y in the present embodiment
To.
Lift dental assembly
To drive feed lifting rock shaft to swing convenient for lift tooth connecting rod, the up and down motion of feed dog, as shown in Figure 2, the present embodiment are realized
Middle lift tooth connecting rod 7 is connected with the fixed sliding of lift tooth sliding slot 9, and lifts tooth sliding slot 9 and be obliquely installed, lift tooth sliding slot 9 for guiding with
The path of motion of limit lift tooth connecting rod.Tooth sliding slot 9 is lifted in the present embodiment and the casing of sewing machine is fixedly linked, in lift tooth connecting rod 7
A upper fixed sliding block 8, the sliding of sliding block 8 are set in lift tooth sliding slot 9, realize lift tooth connecting rod 7 and lift tooth sliding slot by the setting of sliding block 8
9 sliding is connected.
For convenient for feed lifting rock shaft with lift tooth connecting rod be connected, in the present embodiment on feed lifting rock shaft 11 a fixed feed lifting rock shaft crank 10, on
The end for stating lift tooth connecting rod 7 is rotatedly connected with feed lifting rock shaft crank 10.Tooth connecting rod 7 is lifted in the present embodiment to drive under the drive of main shaft 1
11 reciprocally swinging of feed lifting rock shaft realizes that feed dog pumps, and up and down direction is vertical lap seam in sewing process in the present embodiment
The direction in face, also referred to as Z-direction where material.
Convenient for lift tooth connecting rod 7 and to lift the cooperation of tooth eccentric wheel 6, one end that tooth connecting rod 7 is lifted in the present embodiment has fork pockets,
The fork pockets is fastened on the lift tooth eccentric wheel 6, is connect with the first segment 63 of lift tooth eccentric wheel 6 or the outer peripheral surface of second segment 61
Touching.The cooperation for lifting tooth connecting rod 7 and lift tooth eccentric wheel 6 is without being limited thereto, need to only meet the two and be connected, and realizes power transmitting.
For the cooperation convenient for lift tooth connecting rod and lift tooth eccentric wheel difference section, it can be manually adjusted by tearing machine open, also be can be set
Driving mechanism is realized automatically.If manually adjusting, above-mentioned lift tooth eccentric wheel 6 can be fixedly linked by screw and main shaft 1, in main shaft
More several screw holes of setting are realized the change of lift 6 axial position of tooth eccentric wheel, are realized with this by fixing from different screw holes on 1
Lift tooth connecting rod 7 is motionless and changes and lifts the different sections of tooth eccentric wheel 6 and cooperate.
If automatic adjustment, as an embodiment, above-mentioned lift tooth eccentric wheel 6 and the main shaft 1 slide axially and circumferentially positioned
It is connected, the lift tooth eccentric wheel 6 is connected with actuator (being unillustrated), moves axially under the driving of the driving member, makes described
The one end for lifting tooth connecting rod 7 cooperates from the different sections on lift tooth eccentric wheel 6.The actuator of the present embodiment can be electromagnet, pass through electricity
The power on/off of magnet pushes lift tooth eccentric wheel 6 to slide axially along main shaft.Tooth eccentric wheel 6 and 1 axis of main shaft are lifted in the present embodiment
To sliding, circumferentially positioned connected concrete mode can are as follows: axially extending sliding slot is respectively set on lift tooth eccentric wheel 6 and main shaft 1
It with the mechanism of protrusion, is slid axially by sliding slot and the structure realization of protrusion, and limits circumferential, synchronous belt when rotating main shaft 1
Dynamic lift tooth eccentric wheel rotation.
As another embodiment, above-mentioned lift tooth eccentric wheel 6 and feeding eccentric wheel 2 can be fixedly linked, and be easily installed；The two
It can connectionless relationship.Lift tooth connecting rod 7 is connected with driving assembly in the present embodiment, under the driving of driving assembly, makes to lift tooth company
One end of bar 7 lift tooth eccentric wheel 6 on move axially, realize lift tooth connecting rod 7 one end from lift tooth eccentric wheel 6 on different sections
Cooperation.
The realization structure of above-mentioned lift tooth connecting rod 7 and the different sections cooperation on lift tooth eccentric wheel 6, it is without being limited thereto, it only needs to meet
There is axial relative movement between the two, and meet main axis and feed lifting rock shaft is driven to swing.
The motion profile of feed dog in a specific embodiment and the embodiment for lift tooth eccentric wheel is described below.
As shown in Figure 3, lift tooth eccentric wheel 6 is equipped with three sections, is located in the middle as changeover portion 62, is not involved in feed lifting rock shaft
Driving；Second segment 61 and the first segment 63 are located at the two sides of changeover portion 62.As shown in Figure 4, second segment in the present embodiment
61 circumferential contour line is made of two sections of circular arc line S1, S2 and intermediate curve S3, S4 concentric but that radius is different, referred to as wide
Cam contour, i.e., at circular arc line S1, S2, two cell walls for lifting the fork pockets of tooth connecting rod 7 are in contact with circular arc line S1, S2 always；?
The main shaft 1 drives in 6 rotation process of lift tooth eccentric wheel, the circular arc line S1 of the lift tooth connecting rod 7 and the second segment 61,
When S2 is contacted, feed lifting rock shaft 11 is not swung, and when intermediate curve S3, S4 of lift tooth connecting rod 7 and second segment 61 are contacted, feed lifting rock shaft 11 is put
Trajectory line dynamic, that feed dog movement is driven with this, forms rectangle.
As shown in Figure 5, the fork pockets and above-mentioned first segment 63 for lifting tooth connecting rod 7 cooperate, drive of the main shaft 1 in spindle motor at this time
Lower rotation drives lift tooth eccentric wheel 6 to rotate, and first segment 63 drives lift tooth connecting rod 7 to swing, and generates feed dog in Fig. 6 b
Tooth law curve is lifted, lift tooth law curve is that feed dog turns on Z-direction (the CD line in Z-direction, that is, Fig. 6 b extends to) with main shaft
Relation curve between dynamic；Feeding eccentric wheel 2 rotates simultaneously, and feed dog is made to generate work feed law curve in Fig. 6 a, and work feed rule is bent
Line is the relation curve on feed dog in the Y direction (the AB line in Y-direction, that is, Fig. 6 a extends to) between main axis；By feed dog
Feed dog path is formed in the movement synthesis of Z-direction and Y-direction, sees the elliptical orbit line in Fig. 6 c.
As shown in Figure 7, the second segment 61 of the fork pockets and lift tooth eccentric wheel 6 of lifting tooth connecting rod 7 cooperates, when lift tooth connecting rod 7 and institute
When stating circular arc line S1, S2 contact of second segment 61, during lift tooth eccentric wheel 6 rotates, feed lifting rock shaft 11 stops swinging, and is reflected in
It is exactly that tooth height remains unchanged in feeding tooth track, sees the straightway in lift tooth law curve shown in Fig. 8 b, straightway can
Find out that feed dog height C, D are constant, figure is shown in the swing generation of the of short duration swing stopped with feed spool 5 of feed lifting rock shaft 11, feed spool 5
Work feed law curve in 8a, two movement synthesis, just will form the horizontal component seen in Fig. 8 c in feed dog path；When lift tooth
When intermediate curve S3, S4 of connecting rod 7 and second segment 61 are contacted, 11 reciprocally swinging of feed lifting rock shaft, feed dog will move up and down, and lift tooth
The swing of the of short duration swing of axis 11 and feed spool 5, two movements synthesis just will form and see in Fig. 8 c in feed dog path line highly
The track in direction ultimately forms and sees approximate rectangular trajectory line in Fig. 8 c.
By Fig. 8 c it is found that in the rectangular path line of feed dog, feed dog is substantially vertical ascent, declines upwards in CD,
Therefore its compared with the elliptical orbit line in Fig. 6 c, work feed is very capable, phenomena such as effectively sewing capable of being overcome to misplace, low
Effect is obvious when speed sewing thickness material, effectively improves sewing performance, which adapts to the sewing of thick material.Therefore when sewing is thick
When material, the axial position of lift tooth eccentric wheel 6 need to be only adjusted, cooperates second segment 61 and lift tooth connecting rod 7 thereon.
The circumferential contour line of second segment is without being limited thereto on above-mentioned lift tooth eccentric wheel, may be other shapes, can make
Feed dog path line forms the irregular shape that sewing needs.
In conclusion the adjustable sewing machine in track of the invention, lifts edge on tooth eccentric wheel and is divided axially into multistage, every section of week
To contour line difference, the different swing mode of feed lifting rock shaft is realized from different sections of cooperations by lift tooth connecting rod, with this and feed spool
Movement synthesis, realizes the difference of feed dog path；The applicability of sewing machine sewing thin and thick can be effectively promoted, and promote sewing
Energy.So the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (7)
1. a kind of adjustable sewing machine in track characterized by comprising
Main shaft and the lift tooth drawing-inroller group rotated synchronously on main shaft with main shaft, lift tooth drawing-inroller group include that lift tooth is eccentric
Wheel and feeding eccentric wheel, the outer peripheral surface of the lift tooth eccentric wheel is along being divided axially at least two sections, and all sections of circumferential contour line is not
Together, and the circumferential contour line of first segment is circle；
Feeding material component, including feeding connecting rod and main shaft feed spool disposed in parallel, one end of feeding connecting rod and the feeding are eccentric
Wheel is connected, and the other end of feeding connecting rod is connected with the feed spool, and feed spool drives under the drive of the feeding eccentric wheel and send
Cloth tooth makees front-rear reciprocation movement；
Dental assembly, including lift tooth connecting rod and main shaft feed lifting rock shaft disposed in parallel are lifted, one end and the lift tooth for lifting tooth connecting rod are eccentric
Wherein one section of cooperation on wheel is connected, and the other end of lift tooth connecting rod is connected with the feed lifting rock shaft, and feed lifting rock shaft is eccentric in the lift tooth
When driving feed dog to pump under the drive of wheel, and lifting tooth connecting rod from the different sections cooperation lifted on tooth eccentric wheel, drive
The trajectory line that dynamic feed dog movement generates is different.
2. the adjustable sewing machine in track according to claim 1, it is characterised in that: the lift tooth connecting rod and fixed lift tooth
Sliding slot sliding is connected, and lifts tooth sliding slot and be obliquely installed.
3. the adjustable sewing machine in track according to claim 2, it is characterised in that: the lift tooth eccentric wheel and the main shaft
Slide axially and it is circumferentially positioned be connected, the lift tooth eccentric wheel is connected with actuator, move axially under the driving of the driving member,
Cooperate one end of the lift tooth connecting rod from the different sections on lift tooth eccentric wheel.
4. the adjustable sewing machine in track according to claim 2, it is characterised in that: one end of the lift tooth connecting rod has fork
Slot, the fork pockets are fastened on the lift tooth eccentric wheel, with the first segment of lift tooth eccentric wheel or the periphery face contact of second segment.
5. the adjustable sewing machine in track according to claim 1, it is characterised in that: the lift tooth eccentric wheel and feeding are eccentric
Wheel is fixedly linked, and the lift tooth connecting rod is connected with driving assembly, under the driving of driving assembly, is lifting the one end for lifting tooth connecting rod
It is moved axially on tooth eccentric wheel.
6. the adjustable sewing machine in track according to claim 1, it is characterised in that: the lift tooth eccentric wheel is equipped with three
Section is located in the middle as changeover portion, and second segment and the first segment are located at the two sides of changeover portion.
7. the adjustable sewing machine in track according to claim 6, it is characterised in that: the circumferential contour line of the second segment by
Two sections of circular arc lines and intermediate curve concentric but that radius is different are constituted, and the main shaft drives the lift tooth eccentric wheel rotation process
In, when the circular arc line of the lift tooth connecting rod and the second segment contacts, feed lifting rock shaft is not swung, and lifts the centre of tooth connecting rod and second segment
When curvilinear contact, feed lifting rock shaft is swung, the trajectory line for driving feed dog movement with this, forming rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910186082.6A CN109706628B (en) | 2019-03-12 | 2019-03-12 | Sewing machine with adjustable track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910186082.6A CN109706628B (en) | 2019-03-12 | 2019-03-12 | Sewing machine with adjustable track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109706628A true CN109706628A (en) | 2019-05-03 |
| CN109706628B CN109706628B (en) | 2021-01-01 |
Family
ID=66266664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910186082.6A Active CN109706628B (en) | 2019-03-12 | 2019-03-12 | Sewing machine with adjustable track |
Country Status (1)
| Country | Link |
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| CN (1) | CN109706628B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112226929A (en) * | 2020-10-07 | 2021-01-15 | 浙江杜马缝纫机股份有限公司 | Flush joint machine |
| CN112575456A (en) * | 2020-12-01 | 2021-03-30 | 杰克缝纫机股份有限公司 | Cloth feeding device for realizing quasi-rectangular tooth track and sewing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871311A (en) * | 1973-11-15 | 1975-03-18 | Singer Co | Adjustable eccentric for sewing machines |
| US4125844A (en) * | 1976-01-15 | 1978-11-14 | U.S. Philips Corporation | Magnetic position marker for a tape recorder using magnetically alignable particles for making the mark |
| JPS63163772U (en) * | 1987-04-15 | 1988-10-25 | ||
| JP2002276762A (en) * | 2001-03-19 | 2002-09-25 | Brother Ind Ltd | Cam following mechanism |
| CN101168885A (en) * | 2006-10-26 | 2008-04-30 | Juki株式会社 | Feeding mechanism for sewing machine |
| JP2009061177A (en) * | 2007-09-07 | 2009-03-26 | Juki Corp | Cam following mechanism for sewing machine |
| CN106835514A (en) * | 2016-10-10 | 2017-06-13 | 阮晨航 | The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system |
-
2019
- 2019-03-12 CN CN201910186082.6A patent/CN109706628B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871311A (en) * | 1973-11-15 | 1975-03-18 | Singer Co | Adjustable eccentric for sewing machines |
| US4125844A (en) * | 1976-01-15 | 1978-11-14 | U.S. Philips Corporation | Magnetic position marker for a tape recorder using magnetically alignable particles for making the mark |
| JPS63163772U (en) * | 1987-04-15 | 1988-10-25 | ||
| JP2002276762A (en) * | 2001-03-19 | 2002-09-25 | Brother Ind Ltd | Cam following mechanism |
| CN101168885A (en) * | 2006-10-26 | 2008-04-30 | Juki株式会社 | Feeding mechanism for sewing machine |
| JP2009061177A (en) * | 2007-09-07 | 2009-03-26 | Juki Corp | Cam following mechanism for sewing machine |
| CN106835514A (en) * | 2016-10-10 | 2017-06-13 | 阮晨航 | The cloth-dragging wheel and tooth of a kind of flat seam machine are adjusted in synchronism system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112226929A (en) * | 2020-10-07 | 2021-01-15 | 浙江杜马缝纫机股份有限公司 | Flush joint machine |
| CN112575456A (en) * | 2020-12-01 | 2021-03-30 | 杰克缝纫机股份有限公司 | Cloth feeding device for realizing quasi-rectangular tooth track and sewing machine |
| CN112575456B (en) * | 2020-12-01 | 2022-07-05 | 杰克科技股份有限公司 | Cloth feeding device for realizing quasi-rectangular tooth track and sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109706628B (en) | 2021-01-01 |
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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. |
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