CN207121701U - Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine - Google Patents
Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine Download PDFInfo
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- CN207121701U CN207121701U CN201720990864.1U CN201720990864U CN207121701U CN 207121701 U CN207121701 U CN 207121701U CN 201720990864 U CN201720990864 U CN 201720990864U CN 207121701 U CN207121701 U CN 207121701U
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- presser feet
- crank
- presser
- connecting rod
- eccentric wheel
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Abstract
It the utility model is related to thickness in a kind of straight drive and expect feeding automatic shear line sewing machine up and down, also known as synchronizing trolley all-in-one, more particularly to it is a kind of up and down in feed flat sewing machine presser feet with shank oscilaltion device, it is structurally characterized in that, including crank, pressure foot lifting connecting rod, hooking device, presser bar and presser feet rod sleeve before eccentric wheel, connecting rod of eccentric wheel crank, presser feet lifting rear crank, rotating shaft, presser feet lifting.The present apparatus is simple in construction, rationally coordinates rotation, eedle hook cable architecture easy motion.Reduced in part, on the premise of cost of parts is greatly reduced, more than 30%, while lower noise can be improved in speed, reaching high-speed sewing product whereby prevents wire jumper, broken string, flotation line, makes the sewing thread trace of quilt more attractive in appearance.
Description
Technical field
Expect that feeding automatic shear line sewing machine up and down, more particularly to a kind of feeding up and down are put down the present invention relates to thick in a kind of straight drive
Presser feet is with the lowering or hoisting gear above and below shank in seam machine.
Background technology
Flat seam machine can form stitching by sewing thread on sewing, one or more layers fabric is interweaved and suture.Flat seam machine
Very easily the product such as the fabrics such as cotton, fiber crops, silk, hair, staple fibre and leather, plastics, paper can be sewed, be usually used in
Knitting, underwear, shirt, gym suit, jean, overcoat, shoes and hats, skin son, case and bag etc..
Due to the innovation of sewing machine field continuous development in recent years, but common middle thickness expects feeding automatic shear line sewing machine up and down
Can not meet the needs of user.
Feeding automatic shear line sewing machine is by four great institutions to middle thick material up and down：Needle bar mechanism punctures sewing, string-hooking mechanism
Rotating shuttle hooking, Yarn taking-up mechanism take-up, feed mechanism, by sending step tooth to add double presser feets to replace feeding, then by manually riding seam
Thread machine motor braking pedal, rotate electrical motor of sewing machine, then drive sewing machine operation, then formed on sewing by sewing thread
Stitching, one or more layers fabric is interweaved and suture.
It is different to automate sewing device mechanism and other sewing device mechanisms, automation sewing device be by it is computer numerical controlled from
Dynamic programming, computer controller control, X.Y. motors, which rotate, drives the support frame in timing belt or screw mandrel push rail to drive sewing
Template, moved by the stitching of computer programming, then coordinate flat seam machine, needle bar mechanism puncture sewing, string-hooking mechanism rotating shuttle hooking,
Yarn taking-up mechanism take-up, middle presser feet are rationally run with eedle oscilaltion binder.
It is exactly numerically controlled sewing equipment to automate sewing device, exactly the product that certain is sewed, by computer program handle
The stitching to be sewed designs, then carries out automatic sewing by automation sewing device, so as to reach desired sewing thread trace.
Feeding automatic shearing presser feet is current in a variety of automation seams with shank oscilaltion device flat seam machine up and down for middle thick material
Thread equipment, now such as：Computer automatic bag sticking machine, computer automatic mold trigger, tape program computer embroidery machine etc..Middle thickness expects that feeding is certainly up and down
Presser feet is with shank oscilaltion device flat seam machine in dynamic trimming, and mechanism is simple, and part is reduced, and cost of parts is greatly reduced, speed
More than 30% is improved, lower noise, whereby during high-speed sewing product, prevents wire jumper, is broken, flotation line, the quilt sewing thread made
Mark is more attractive in appearance.
But feeding automatic shear line sewing machine send step tooth to add to thick material by the machine feed mechanism up and down in existing direct-drive
Double presser feets replace feedings, it may be difficult to realize above-mentioned sewing efficiency, along with former machine assembles cumbersome, operation is complicated, noise compared with
Greatly, further, since above mentioned problem also triggers such as:Easy wire jumper, broken string, the problems such as flotation line, reduce the attractive in appearance of sewing thread trace
Degree.
The content of the invention
In order to solve the above problems and further reduce installation cost, simplify apparatus structure, lift the speed of service, and propose
Presser feet is with the lowering or hoisting gear above and below shank in a kind of new feed flat sewing machine up and down.
Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine, and it is structurally characterized in that, including eccentric wheel, eccentric wheel
Crank, pressure foot lifting connecting rod, presser feet lifting fixed seat, presser feet before connecting rod crank, presser feet lifting rear crank, rotating shaft, presser feet lifting
Bar and fixed cover, described connecting rod of eccentric wheel crank one end is connected to the side of eccentric wheel wheel disc, after the other end then lifts with presser feet
Crank is connected, and the presser feet lifting rear crank is connected with rotating shaft, and the rotating shaft is fixed on the rear side of flat seam machine housing by bearing
On panel, crank is connected before the rotating shaft lifts with presser feet, and crank is connected with pressure foot lifting connecting rod before the presser feet lifting, described
Pressure foot lifting connecting rod is connected with presser feet lifting fixed seat, and the presser feet lifting fixed seat is fixed with hooking device, presser bar respectively
Connection, the presser bar of the presser feet lifting fixed seat upper end are located in fixed cover, and the presser bar of presser feet lifting fixed seat lower end is worn
The shell for crossing flat seam machine housing is connected with sewing presser foot.
Preferably, the connecting rod of eccentric wheel crank is connected to the non-circle centre position of eccentric wheel wheel disc.
Preferably, the pressure foot lifting connecting rod lower end is provided with waist-shaped hole, and the fixed cover is spring.The beneficial effect of the present invention
Fruit is：Present apparatus operation is simple, and part is reduced, while cost of parts reduces, and speed is greatly improved, lower noise, reached whereby
Wire jumper is prevented during high-speed sewing product, breaks, flotation line, makes sewing thread trace more attractive in appearance.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention two.
Fig. 3 is the structural representation one of pressure foot lifting link gearing of the present invention.
Fig. 4 is the structural representation two of pressure foot lifting link gearing of the present invention.
Fig. 5 is the attachment structure schematic diagram of eccentric wheel of the present invention and pressure foot lifting link gearing.
Wherein：1- housings；2- eccentric wheels；3- first connecting rods；4- shank sleeves；5- hooking devices；The lifting of 51 presser feets is fixed
Seat；6- shanks；7- fixed covers；8- presser bars；9- pressure foot lifting connecting rods；Crank before the lifting of 10- presser feets；11- connecting rod of eccentric wheel is bent
Handle；12- presser feets lift rear crank；13- bearings；14- rotating shafts.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
Embodiment one
As shown in figure 1, presser feet connects with shank oscilaltion device, including eccentric wheel 2, eccentric wheel in feed flat sewing machine up and down
Crank 10, pressure foot lifting connecting rod 9, presser feet lifting are fixed before pole crank 11, presser feet lifting rear crank 12, rotating shaft 14, presser feet lifting
Seat（51）, hooking device 5, presser bar 8 and fixed cover 7.
Fig. 3, Fig. 4, Fig. 5 are referred to, as illustrated, the one end of connecting rod of eccentric wheel crank 11 is connected to the one of the wheel disc of eccentric wheel 2
Side, the other end are then connected with presser feet lifting rear crank 12, and presser feet lifting rear crank 12 is connected with rotating shaft 14, and rotating shaft 14 passes through bearing
13 are fixed on the rear side panel of flat seam machine housing 1, and crank 10 is connected before rotating shaft 14 lifts with presser feet.With continued reference to Fig. 1, such as scheme
Shown, crank 10 is connected with pressure foot lifting connecting rod 9 before presser feet lifting, and pressure foot lifting connecting rod 9 is connected with presser feet lifting fixed seat 51,
Presser feet lifting fixed seat 51 is fixedly connected with hooking device 5, presser bar 8 respectively, the presser bar 8 of presser feet lifting fixed seat 51 upper end
In fixed cover 7, the shell of presser bar 8 through the flat seam machine housing 1 of presser feet lifting fixed seat 51 lower end connects with sewing presser foot
Connect.Eccentric wheel 2 realizes that presser feet lifts the side-to-side movement of rear crank 12 by rotation, then lifts rear crank 12 with turning by presser feet
The side-to-side movement is conducted to crank 10 before presser feet lifts by axle 14, and the up and down motion of pressure foot lifting connecting rod 9 is realized by adjustment, is borrowed
This realizes that the lifting to presser bar 8 declines.
The opposite side of eccentric wheel 2 connects first connecting rod 3, and first connecting rod 3 is connected with the shank 6 in shank sleeve 4.It is eccentric
Wheel 2 realizes the up and down motions of first connecting rod 3 by rotation, because first connecting rod 3 is connected with the shank 6 being located in shank sleeve 4,
So up and down motion of the shank 6 in shank sleeve 4 can be realized.Because first connecting rod 3, connecting rod of eccentric wheel crank 11 connect respectively
The both sides of the wheel disc of eccentric wheel 2 are connected on, so, when the wheel disc of eccentric wheel 2 rotates, you can while realize hooking device 5, shank 6 and pressure
The oscilaltion of foot lever 8.First connecting rod 3, the tie point of connecting rod of eccentric wheel crank 11 and the wheel disc of eccentric wheel 2 are not located at eccentric wheel 2
Circle centre position.
Embodiment two
On the basis of embodiment one, Fig. 2 is further regarded to, as illustrated, the lower end of pressure foot lifting connecting rod 9 is provided with waist type
Hole, fixed cover 7 are spring.
Presser feet lifting fixed seat 51 is flexibly connected by waist-shaped hole with pressure foot lifting connecting rod 9, under the action of the spring downwards
Stretch out, crank 10 is lifted up before treating presser feet lifting, then drives presser feet lifting fixed seat 51 to be lifted up, while is also just driven
Presser bar 8 is lifted up.Crank 10 is downward before presser feet lifting is treated, then hooking device 5 is stretched downwards again under the action of the spring
Go out, move in circles, realize that presser feet is with shank oscilaltion in feed flat sewing machine up and down whereby.The oscilaltion angle of presser bar 8 and
Time can lift eccentric mechanism by presser feet and adjust, and wire jumper, broken string, flotation line, make seam when avoiding quilting machine quilt
Stitching of threading is more attractive in appearance.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, it can also make a variety of changes and modification, thus it is all
Equivalent technical scheme falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (3)
- About 1. in feed flat sewing machine presser feet with shank oscilaltion device, it is characterised in that：Including eccentric wheel（2）, eccentric wheel Connecting rod crank（11）, presser feet lifting rear crank（12）, rotating shaft（14）, presser feet lifting before crank（10）, pressure foot lifting connecting rod（9）、 Presser feet lifts fixed seat（51）, presser bar（8）And fixed cover（7）, the connecting rod of eccentric wheel crank（11）One end is connected to bias Wheel（2）The side of wheel disc, the other end then lift rear crank with presser feet（12）Connection, the presser feet lift rear crank（12）With rotating shaft （14）Connection, the rotating shaft（14）Pass through bearing（13）It is fixed on flat seam machine housing（1）Rear side panel on, the rotating shaft（14） Crank before being lifted with presser feet（10）Connection, crank before the presser feet lifting（10）With pressure foot lifting connecting rod（9）Connection, the presser feet Lift connecting rod（9）Fixed seat is lifted with presser feet（51）Connection, the presser feet lift fixed seat（51）Respectively with hooking device（5）、 Presser bar（8）It is fixedly connected, the presser feet lifts fixed seat（51）The presser bar of upper end（8）Positioned at fixed cover（7）It is interior, presser feet liter Fixed seat drops（51）The presser bar of lower end（8）Through flat seam machine housing（1）Shell be connected with sewing presser foot.
- 2. presser feet is with shank oscilaltion device in feed flat sewing machine up and down as claimed in claim 1, it is characterised in that：It is described Connecting rod of eccentric wheel crank（11）It is connected to eccentric wheel（2）The non-circle centre position of wheel disc.
- 3. presser feet is with shank oscilaltion device in feed flat sewing machine up and down as claimed in claim 1, it is characterised in that：It is described Pressure foot lifting connecting rod（9）Lower end is provided with waist-shaped hole, the fixed cover（7）For spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990864.1U CN207121701U (en) | 2017-08-09 | 2017-08-09 | Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720990864.1U CN207121701U (en) | 2017-08-09 | 2017-08-09 | Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207121701U true CN207121701U (en) | 2018-03-20 |
Family
ID=61612308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720990864.1U Expired - Fee Related CN207121701U (en) | 2017-08-09 | 2017-08-09 | Presser feet is with shank oscilaltion device in upper and lower feed flat sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207121701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528194A (en) * | 2018-05-23 | 2019-12-03 | 天津宝盈电脑机械有限公司 | A kind of synchronous presser foot device for transverse joint head |
-
2017
- 2017-08-09 CN CN201720990864.1U patent/CN207121701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528194A (en) * | 2018-05-23 | 2019-12-03 | 天津宝盈电脑机械有限公司 | A kind of synchronous presser foot device for transverse joint head |
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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: 20180320 Termination date: 20190809 |