CN208293215U - The feeding driving device of sewing machine - Google Patents
The feeding driving device of sewing machine Download PDFInfo
- Publication number
- CN208293215U CN208293215U CN201820594422.XU CN201820594422U CN208293215U CN 208293215 U CN208293215 U CN 208293215U CN 201820594422 U CN201820594422 U CN 201820594422U CN 208293215 U CN208293215 U CN 208293215U
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- China
- Prior art keywords
- feed
- feed spool
- tooth
- rock shaft
- retainer
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Abstract
The utility model relates to sewing device fields, disclose the feeding driving device of sewing machine, including driving motor (1), it further include feed spool (4), the drive shaft of driving motor (1) is equipped with the worm gear (2) with driving axis connection, the right end of feed spool (4) is equipped with the worm screw (3) engaged with worm gear (2), worm gear (2) drives worm screw (3) to swing, worm screw (3) is fixedly connected with feed spool (4), and the left end of feed spool (4) is equipped with the retainer component connecting with feed spool (4).The utility model cooperates driving feed spool to swing by worm and gear, lifting tooth connecting rod drives feed lifting rock shaft to swing, and feed spool and feed lifting rock shaft are connect with retainer component, drive the transverse shifting of retainer component and vertically movable, simplify the structure of driving device, the stability for improving equipment operation reduces noise when equipment work.
Description
Technical field
The utility model relates to sewing device field more particularly to a kind of feeding driving devices of sewing machine.
Background technique
Sewing machine has been widely used as sewing device, and the flat seam machine in sewing machine is that utilization rate is highest sets
It is standby.Feeding mechanism in traditional flat seam machine is then to drive feeding material component, the lift tooth connecting rod of feeding material component by the rotation of main shaft
It drives the swing of feed lifting rock shaft and feed spool respectively with feeding connecting rod, then drives the front and back and upper bottom of retainer component by swinging
It moves, finally realizes the function of feeding.
And the prior art, if the cloth feeding mechanism in patent CN105113136B includes drive link, swing connecting bar and can
The retainer seat being pivotally supported in baseplate of sewing machine, one end of the drive link and the fixed company of the output shaft of work feed motor
It connects, the other end of drive link and one end of swing connecting bar are hinged, and the other end and retainer seat of swing connecting bar are hinged, the retainer
One end of seat and retainer is hinged；Retainer is driven to move forward and backward by swinging back and forth for work feed motor, but this mechanism passes through
The disadvantages of transmission of multi link easily causes machine vibration big, noise sound and unstable transmission.
Summary of the invention
The utility model for the sound of noise in the prior art, transmission is unstable the disadvantages of, provide that a kind of noise is small, transmission
The feeding driving device of stable sewing machine.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
The feeding driving device of sewing machine, including driving motor, further include feed spool, and the drive shaft of driving motor is equipped with
With the worm gear of driving axis connection, the right end of feed spool is equipped with worm screw engage with worm gear, and worm gear drives worm screw to rotate, worm screw with give
Material axis is fixedly connected, and the left end of feed spool is equipped with the retainer component with feeding axis connection.Driving motor drives worm gear rotation, worm gear
It is engaged with worm screw, to drive worm screw to carry out back rotation, worm screw drives feed spool to carry out back rotation, simplifies feed spool for worm gear rotation
Driving method simplifies the structure of driving, improves the stability of driving and the stability of equipment, reduces the noise of equipment.
Preferably, retainer component includes crank of tooth frame, the retainer seat hinged with crank of tooth frame, fixes with retainer seat upper end
The tooth of connection, the lower end of crank of tooth frame are located at the left end of feed spool and are fixedly connected with feed spool, the upper end of crank of tooth frame with
The rear end of retainer seat is hinged.Retainer seat transverse shifting is driven by crank of tooth frame when feed spool carrys out back rotation, tooth is with retainer
Seat is mobile, and crank of tooth frame and retainer seat hingedly facilitate retainer seat and crank of tooth frame to relatively rotate, to realize tooth transverse shifting
It is mobile to complete feeding, the structure of feeding is simplified, vibration when work is reduced.
Preferably, further including the feed lifting rock shaft connecting with retainer component, feed lifting rock shaft is arranged in parallel with feed spool, feed lifting rock shaft
Left end is equipped with the feed lifting fork connecting with feed lifting rock shaft, and feed lifting fork is connect with retainer component.Feed lifting rock shaft rotation drives feed lifting fork rotation,
Feed lifting fork is connect with retainer seat, feed lifting fork drive retainer seat move up and down, realize tooth move up and down and feeding, simplify
The structure driven upside down.
Preferably, the right end of feed lifting rock shaft is equipped with the lift tooth crankshaft connecting with feed lifting rock shaft, lift tooth crankshaft is equipped with and lift tooth
The hinged lift tooth connecting rod of crankshaft.The driving equipment moved up and down is connect with lift tooth connecting rod, is driven lift tooth connecting rod vertically movable, is lifted tooth
Connecting rod drives feed lifting rock shaft to move up and down by lift tooth bent axle, simplifies the link mechanism vertically driven, reduces costs.
The utility model has significant technical effect: being cooperated by worm and gear due to using above technical scheme
Driving feed spool carrys out back rotation, and lift tooth connecting rod drives feed lifting rock shaft to swing, and feed spool and feed lifting rock shaft are connect with retainer component, drives
The transverse shifting of dynamic retainer component and vertically movable, simplifies the structure of driving device, improves the stability of equipment operation, drop
Noise when low equipment work.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model solid.
Fig. 2 is the utility model side structure schematic view.
Fig. 3 is the utility model overlooking structure diagram.
The toponym that each number designation is referred in attached drawing is as follows: 1-driving motor, 2-worm gears, 3-worm screws, 4-
Feed spool, 5-crank of tooth frame, 6-retainer seats, 7-teeth, 8-feed lifting forks, 9-feed lifting rock shafts, 10-lift tooth crankshafts, 11-lifts
Tooth connecting rod.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Embodiment 1
The feeding driving device of sewing machine, as shown in Figure 1 to Figure 3, including driving motor 1, it further include feed spool 4, driving
The drive shaft of motor 1 is equipped with the worm gear 2 with driving axis connection, and the right end of feed spool 4 is equipped with the worm screw 3 engaged with worm gear 2, snail
2 drive worm screws 3 of wheel carry out back rotation, worm screw 3 is fixedly connected with feed spool 4, and the left end of feed spool 4 with feed spool 4 equipped with connecting
Retainer component.Driving motor 1 drives worm gear 2 to rotate, and worm gear 2 drives worm screw 3 to carry out back rotation, and feed spool 4 is driven to come back rotation, tooth
Frame component improves the stability of retainer component transverse shifting with 4 transverse shifting of feed spool.Retainer component includes crank of tooth frame
5, the retainer seat 6 hinged with crank of tooth frame 5, the tooth 7 being fixedly connected with 6 upper end of retainer seat, retainer seat 6 is on crank of tooth frame 5
It can relatively rotate, to drive the transverse shifting of tooth 7, the lower end of crank of tooth frame 5 is located at the left end of feed spool 4 and and feeding
Axis 4 is fixedly connected, and the upper end of crank of tooth frame 5 and the rear end of retainer seat 6 are hinged.
It further include the feed lifting rock shaft 9 being connect with retainer component, feed lifting rock shaft 9 is arranged in parallel with feed spool 4, the left end of feed lifting rock shaft 9
Equipped with the feed lifting fork 8 connecting with feed lifting rock shaft 9, feed lifting fork 8 is connect with retainer component, and feed lifting fork 8 is set on feed lifting rock shaft 9, lifts tooth
Fork 8 is connect with the front end of retainer seat 6, drives retainer seat 6 to move up and down when feed lifting fork 8 rotates, tooth 7 is with about 6 retainer seat
It is mobile.
The right end of feed lifting rock shaft 9 is equipped with the lift tooth crankshaft 10 connecting with feed lifting rock shaft 9, and lift tooth crankshaft 10 is set on feed lifting rock shaft 9,
It lifts tooth crankshaft 10 and is equipped with the lift tooth connecting rod 11 hinged with lift tooth crankshaft 10.Lift tooth connecting rod 11 is connect with vertical driving equipment, is erected
Drive lift tooth connecting rod 11 vertically movable to driving equipment, lift tooth connecting rod 11 drives feed lifting rock shaft 9 to put along axle center by lift tooth crankshaft 10
Dynamic, feed lifting rock shaft 9 drives retainer seat 6 to move up and down by feed lifting fork 8, and feed spool 4 drives the transverse shifting of tooth 7,9 band of feed lifting rock shaft
Vertically movable, the feeding of the realization multi-direction movement of tooth 7 of dynamic tooth 7, and driving device is simplified, when reducing equipment work
Vibration, improve the quality of product.
Driving motor 1 rotates, and by the transmission of worm gear 2 and worm gear 3, has driven the rotation of feed spool 4, feed spool 4 passes through
Crank of tooth frame 5 drives 6 transverse shifting of retainer seat, to also drive moving forward and backward for retainer component；It lifts tooth connecting rod 11 and drives lift
Tooth crank 10 is vertically swung, and is generated feed lifting rock shaft 9 along axis swing, to drive swinging up and down for feed lifting fork 8, is made retainer component
Displacement above and below generating；By changing forward and reverse rotation of driving motor 1, the needle gage size of changeable sewing machine and realization are refunded
The functions such as seam.
In short, the above is only the preferred embodiment of the present invention, it is all according to present utility model application the scope of the patents institute
The equivalent changes and modifications of work should all belong to the covering scope of the utility model patent.
Claims (4)
1. the feeding driving device of sewing machine, including driving motor (1), it is characterised in that: it further include feed spool (4), driving electricity
The drive shaft of machine (1) is equipped with the worm gear (2) with driving axis connection, and the right end of feed spool (4) is equipped with the snail engaged with worm gear (2)
Bar (3), worm gear (2) drive worm screw (3) rotation, and worm screw (3) is fixedly connected with feed spool (4), the left end of feed spool (4) equipped with
The retainer component of feed spool (4) connection.
2. the feeding driving device of sewing machine according to claim 1, it is characterised in that: retainer component includes crank of tooth frame
(5), the retainer seat (6) hinged with crank of tooth frame (5), the tooth (7) being fixedly connected with retainer seat (6) upper end, crank of tooth frame (5)
Lower end be located at the left end of feed spool (4) and be fixedly connected with feed spool (4), the upper end of crank of tooth frame (5) and retainer seat (6)
Rear end is hinged.
3. the feeding driving device of sewing machine according to claim 1, it is characterised in that: further include being connect with retainer component
Feed lifting rock shaft (9), feed lifting rock shaft (9) is arranged in parallel with feed spool (4), and the left end of feed lifting rock shaft (9) is equipped with to be connect with feed lifting rock shaft (9)
Feed lifting fork (8), feed lifting fork (8) are connect with retainer component.
4. the feeding driving device of sewing machine according to claim 3, it is characterised in that: the right end of feed lifting rock shaft (9) is equipped with
The lift tooth crankshaft (10) connecting with feed lifting rock shaft (9), lift tooth crankshaft (10) are equipped with the lift tooth connecting rod hinged with lift tooth crankshaft (10)
(11)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594422.XU CN208293215U (en) | 2018-04-24 | 2018-04-24 | The feeding driving device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594422.XU CN208293215U (en) | 2018-04-24 | 2018-04-24 | The feeding driving device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208293215U true CN208293215U (en) | 2018-12-28 |
Family
ID=64725646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820594422.XU Active CN208293215U (en) | 2018-04-24 | 2018-04-24 | The feeding driving device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208293215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647199A (en) * | 2019-11-08 | 2021-04-13 | 徐州力达缝纫设备制造有限公司 | Feeding device of sewing machine |
-
2018
- 2018-04-24 CN CN201820594422.XU patent/CN208293215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647199A (en) * | 2019-11-08 | 2021-04-13 | 徐州力达缝纫设备制造有限公司 | Feeding device of sewing machine |
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