CN206706333U - A kind of sewing machine - Google Patents
A kind of sewing machine Download PDFInfo
- Publication number
- CN206706333U CN206706333U CN201720507885.3U CN201720507885U CN206706333U CN 206706333 U CN206706333 U CN 206706333U CN 201720507885 U CN201720507885 U CN 201720507885U CN 206706333 U CN206706333 U CN 206706333U
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- CN
- China
- Prior art keywords
- fuselage
- head
- eedle
- presser
- eccentric wheel
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of sewing machine, including upper lid wire-threading device, ledger line tension setting nut, presser feet, presser foot lifter spanner and chute B, the upper lid wire-threading device is arranged at the top of head, the head was provided with duct with fuselage junction, presser bar is provided with behind the eedle fix bar, and presser bar is fixed on head bottom surface, pin hole is provided with the middle part of the needle plate, feed dog is set on the outside of the pin hole, it is connected on the right side of the sliding block A by connecting rod A with eccentric wheel A, belt wheel in the eccentric wheel B is rotatablely connected by the belt wheel on belt and motor, the wire terminal box is internally provided with rotating shuttle, mounting hole is provided with the middle part of the rotating shuttle, the fuselage right hand top is provided with winder, the upper wheel outer ring, which is provided with, stops big screw, the head lower back is provided with presser foot lifter spanner.The utility model is operated steadily, and sewing speed is high, and feed dog is driven using individual motor, and work feed speed is adjustable, easy to operate, service life length.
Description
Technical field
Sewing-machine equipment technical field is the utility model is related to, is specially a kind of sewing machine.
Background technology
Sewing machine is with one or more sewing thread, and one or more stitchings are formed on sewing, make one or more layers seam
The machine that material interweaves or united by a seam, sewing machine are slowly developed into and just can stitched and backstitch from traditional positive sewing.It is but traditional
Sewing machine simply adjusts the feed dog direction of motion when being backstitched, and does not adjust the direction of motion of rotating shuttle, is being grown
The situation that gets stuck easily is produced when time backstitches, the power of the undesirable and traditional feed dog of sewing effect is drawn from main motor
Go out, in sewing clothes, it is impossible to which the individually speed of regulation work feed, existing sewing machine cloth feeding odontodes are only to set two groups of work feeds
Tooth, the notch for suture cabling is provided between two groups of cloth conveying teeths, sliding cloth phenomenon is easily caused during work feed, influences to stitch
The sewing of material.
Utility model content
The purpose of this utility model be to provide it is a kind of fall sewing machine, to solve the problems mentioned in the above background technology,
Possessed beneficial effect is：This is new to operate steadily, and sewing speed is high, and feed dog is using individual motor drive, work feed speed
It is adjustable, easy to operate, service life length.
To achieve the above object, the utility model provides following technical scheme：One kind fall sewing machine, including on covered line
Device, ledger line tension setting nut, presser feet, presser foot lifter spanner and chute B, the upper lid wire-threading device is arranged at the top of head, described
Head was provided with duct with fuselage junction, and thread take-up tension lever is provided with the head crossed on the left of duct, and the thread take-up tension lever is left
Side is provided with ledger line tension setting nut, and the head bottom is provided with eedle fix bar, and the eedle bottom of fixed is set
There is eedle, and eedle is fixed in eedle fix bar by eedle fastening bolt, and presser feet is provided with behind the eedle fix bar
Bar, and presser bar is fixed on head bottom surface, the presser bar bottom are provided with presser feet, are provided with the fuselage below the presser feet
Needle plate, the needle plate middle part are provided with pin hole, set feed dog on the outside of the pin hole, the feed dog passes through sliding block A and chute A
It is slidably connected, is connected on the right side of the sliding block A by connecting rod A with eccentric wheel A, the belt wheel in the eccentric wheel A passes through belt and electricity
Belt wheel rotation connection on machine, is provided with eccentric wheel B on the left of the motor, and the belt wheel in the eccentric wheel B passes through belt and electricity
Belt wheel rotation connection on machine, the eccentric wheel B are connected by connecting rod B with slide block B, and the slide block B upper surface is fixed with pole,
Chute A bottoms are fixed at the top of the pole, the chute B is fixed on fuselage inwall, and is arranged on above eccentric wheel B, institute
To state fuselage bottom left end and be provided with wire terminal box, the wire terminal box is internally provided with rotating shuttle, and the rotating shuttle is arranged on below feed dog,
Mounting hole is provided with the middle part of the rotating shuttle, the rotating shuttle outer ring is fixed with thread-lifting hook, and thread-lifting hook is provided with two, the fuselage
Right hand top is provided with winder, and wheel is provided with above the fuselage right flank, and the upper wheel outer ring, which is provided with, stops big spiral shell
Nail, the head lower back are provided with presser foot lifter spanner, and the fuselage wall front end face is disposed with style choosing from top to bottom
Select knob and backstitch pull bar.
Preferably, the eccentric wheel A is arranged on the fuselage inwall above motor.
Preferably, the motor is arranged on fuselage bottom.
Preferably, the slide block B is arranged in chute B, and is connected between slide block B and chute B for gap.
Preferably, the fuselage is fixed on base.
Compared with prior art, the beneficial effects of the utility model are：The equipment is by the power of feed dog using individually electricity
Machine, which drive, make it that feed dog work feed speed is independently adjustable, and dynamic balnce output is reliable and stable, and cloth will not be caused to stitch
The situation skidded when processed, at the same avoid because sewing speed it is too fast or be so slow that cloth can not it is synchronous with sewing speed holding and
Cause sewing cloth needlework spacing excessive or too small, be provided with rotating shuttle two thread-lifting hooks cause this it is new can be according to service condition
Carry out selecting the rotating of rotating shuttle to be backstitched, avoid tradition because the single thread-lifting hook of rotating shuttle causes to cause machine when backstitching
The stuck situation of device, stable, service life length.
Brief description of the drawings
Fig. 1 is front view of the present utility model；
Fig. 2 is right view of the present utility model；
Fig. 3 is needle plate structure schematic diagram of the present utility model；
Fig. 4 is feed dog motion structure schematic diagram of the present utility model；
Fig. 5 is rotating shuttle structural representation of the present utility model.
In figure：The upper lid wire-threading devices of 1-；2- crosses duct；3- fuselages；4- winders；Taken turns on 5-；6- styles select knob；7- chooses
Line bar；8- ledger line tension setting nuts；9- heads；10- eedle fix bars；11- presser bars；12- needle plates；13- wire terminal box；14-
Presser feet；15- eedle fastening bolts；16- bases；17- backstitches pull bar；18- stops big screw；19- presser foot lifter spanners；20- pin holes；
21- feed dogs；22- chutes A；23- chutes B；24- connecting rods A；25- eccentric wheel As；26- belts；27- motors；28- sliding blocks A；29-
Pole；30- slide block Bs；31- connecting rods B；32- eccentric wheel Bs；33- mounting holes；34- rotating shuttles；35- thread-lifting hooks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-5, a kind of embodiment provided by the utility model：Sewing machine includes upper lid wire-threading device 1, added one kind
Line tension adjusting nut 8, presser feet 14, presser foot lifter spanner 19 and chute B23, upper lid wire-threading device 1 are arranged on the top of head 9, head 9
The junction of fuselage 3 was provided with duct 2, crosses on the head 9 in the left side of duct 2 and thread take-up tension lever 7 is installed, the left side of thread take-up tension lever 7 is installed
There is ledger line tension setting nut 8, the bottom of head 9 is provided with eedle fix bar 10, and the bottom of eedle fix bar 10 is provided with eedle, and
Eedle is fixed in eedle fix bar 10 by eedle fastening bolt 15, and eedle fix bar 10 is provided with presser bar 11 below, and
Presser bar 11 is fixed on the bottom surface of head 9, and the bottom of presser bar 11 is provided with presser feet 14, pin is provided with the fuselage 3 of the lower section of presser feet 14
Plate 12, the middle part of needle plate 12 are provided with pin hole 20, and the outside of pin hole 20 sets feed dog 21, and feed dog 21 passes through sliding block A28 and chute
A22 is slidably connected, and is connected on the right side of sliding block A28 by connecting rod A24 with eccentric wheel A 25, the belt wheel in eccentric wheel A 25 passes through belt 26
It is rotatablely connected with the belt wheel on motor 27, the left side of motor 27 is provided with eccentric wheel B 32, and the belt wheel in eccentric wheel B 32 passes through belt
26 are rotatablely connected with the belt wheel on motor 27, and eccentric wheel B 32 is connected by connecting rod B31 with slide block B 30, and the upper surface of slide block B 30 is consolidated
Surely there is pole 29, the top of pole 29 is fixed on chute A22 bottoms, and chute B23 is fixed on the inwall of fuselage 3, and is arranged on bias
Take turns above B32, the bottom left end of fuselage 3 is provided with wire terminal box 13, and wire terminal box 13 is internally provided with rotating shuttle 34, and rotating shuttle 34 is arranged on and sent
The lower section of dog 21, the middle part of rotating shuttle 34 are provided with mounting hole 33, and the outer ring of rotating shuttle 34 is fixed with thread-lifting hook 35, and thread-lifting hook 35 is provided with
Two, the right hand top of fuselage 3 is provided with winder 4, and wheel 5 is provided with above the right flank of fuselage 3, and 5 outer rings of upper wheel, which are provided with, stops
Big screw 18 is moved, the lower back of head 9 is provided with presser foot lifter spanner 19, and the wall front end face of fuselage 3 is disposed with flower from top to bottom
Sample selects knob 6 and backstitches pull bar 17, and eccentric wheel A 25 is arranged on the inwall of fuselage 3 of the top of motor 27, and motor 27 is arranged on machine
The bottom of body 3, slide block B 30 are arranged in chute B23, and are connected between slide block B 30 and chute B23 for gap, and fuselage 3 is fixed on bottom
On seat 16.
Operation principle：In use, bottom line is put into rotating shuttle 34, upper thread is connected, bottom line is drawn at pin, 20
Out, the clothes that will be stitched is put into pin, and on 12, presser feet 14 is put down by presser foot lifter spanner 19, starts to pull wheel 5, opens simultaneously
Move this it is new sewed, when being backstitched, move and backstitch pull bar 17, now the new interior main motor reverses so that
The backswing of rotating shuttle 34, while motor 27 reverses, eccentric wheel A 25, eccentric wheel B 32 are driven by connecting rod A24 and connecting rod B31
Feed dog 21 drives cloth to be backstitched from right to left.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. one kind sewing machine, including upper lid wire-threading device（1）, ledger line tension setting nut（8）, presser feet（14）, presser foot lifter spanner
（19）With chute B（23）, it is characterised in that：The upper lid wire-threading device（1）It is arranged on head（9）Top, the head（9）With machine
Body（3）Junction was provided with duct（2）, it is described to cross duct（2）The head in left side（9）On thread take-up tension lever is installed（7）, it is described to choose
Line bar（7）Left side is provided with ledger line tension setting nut（8）, the head（9）Bottom is provided with eedle fix bar（10）, it is described
Eedle fix bar（10）Bottom is provided with eedle, and eedle passes through eedle fastening bolt（15）It is fixed on eedle fix bar（10）
On, the eedle fix bar（10）Presser bar is provided with below（11）, and presser bar（11）It is fixed on head（9）Bottom surface, it is described
Presser bar（11）Bottom is provided with presser feet（14）, the presser feet（14）The fuselage of lower section（3）On needle plate is installed（12）, the pin
Plate（12）Middle part is provided with pin hole（20）, the pin hole（20）Outside sets feed dog（21）, the feed dog（21）Pass through cunning
Block A（28）With chute A（22）It is slidably connected, the sliding block A（28）Right side passes through connecting rod A（24）With eccentric wheel A（25）It is connected, institute
State eccentric wheel A（25）On belt wheel pass through belt（26）With motor（27）On belt wheel rotation connection, the motor（27）Left side
It is provided with eccentric wheel B（32）, the eccentric wheel B（32）On belt wheel pass through belt（26）With motor（27）On belt wheel rotate connect
Connect, the eccentric wheel B（32）Pass through connecting rod B（31）With slide block B（30）It is connected, the slide block B（30）Upper surface is fixed with pole
（29）, the pole（29）Top is fixed on chute A（22）Bottom, the chute B（23）It is fixed on fuselage（3）On inwall, and
It is arranged on eccentric wheel B（32）Top, the fuselage（3）Bottom left end is provided with wire terminal box（13）, the wire terminal box（13）It is internal
It is provided with rotating shuttle（34）, the rotating shuttle（34）Installed in feed dog（21）Lower section, the rotating shuttle（34）Middle part is provided with mounting hole
（33）, the rotating shuttle（34）Outer ring is fixed with thread-lifting hook（35）, and thread-lifting hook（35）Two are provided with, the fuselage（3）Right side
Top is provided with winder（4）, the fuselage（3）Wheel is provided with above right flank（5）, the upper wheel（5）Outer ring is provided with
Stop big screw（18）, the head（9）Lower back is provided with presser foot lifter spanner（19）, the fuselage（3）Wall front end face from
Top to bottm is disposed with style selection knob（6）With backstitch pull bar（17）.
A kind of 2. sewing machine according to claim 1, it is characterised in that：The eccentric wheel A（25）It is arranged on motor
（27）The fuselage of top（3）On inwall.
A kind of 3. sewing machine according to claim 1, it is characterised in that：The motor（27）Installed in fuselage（3）Bottom
Portion.
A kind of 4. sewing machine according to claim 1, it is characterised in that：The slide block B（30）It is arranged on chute B（23）
It is interior, and slide block B（30）With chute B（23）Between for gap connect.
A kind of 5. sewing machine according to claim 1, it is characterised in that：The fuselage（3）It is fixed on base（16）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720507885.3U CN206706333U (en) | 2017-05-09 | 2017-05-09 | A kind of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720507885.3U CN206706333U (en) | 2017-05-09 | 2017-05-09 | A kind of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206706333U true CN206706333U (en) | 2017-12-05 |
Family
ID=60466643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720507885.3U Expired - Fee Related CN206706333U (en) | 2017-05-09 | 2017-05-09 | A kind of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206706333U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108149397A (en) * | 2018-03-05 | 2018-06-12 | 苏州强逸机械有限公司 | A kind of adjustable sewing machine cloth-feeding device |
| WO2022057446A1 (en) * | 2020-09-20 | 2022-03-24 | 琦星智能科技股份有限公司 | Sewing machine having high-efficiency transmission |
| WO2023213260A1 (en) * | 2022-03-05 | 2023-11-09 | 无锡品益缝纫机有限公司 | Rotary hook shuttle structure |
-
2017
- 2017-05-09 CN CN201720507885.3U patent/CN206706333U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108149397A (en) * | 2018-03-05 | 2018-06-12 | 苏州强逸机械有限公司 | A kind of adjustable sewing machine cloth-feeding device |
| WO2022057446A1 (en) * | 2020-09-20 | 2022-03-24 | 琦星智能科技股份有限公司 | Sewing machine having high-efficiency transmission |
| WO2023213260A1 (en) * | 2022-03-05 | 2023-11-09 | 无锡品益缝纫机有限公司 | Rotary hook shuttle structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20210509 |