CN205874676U - Presser foot's drive structure - Google Patents
Presser foot's drive structure Download PDFInfo
- Publication number
- CN205874676U CN205874676U CN201620877665.5U CN201620877665U CN205874676U CN 205874676 U CN205874676 U CN 205874676U CN 201620877665 U CN201620877665 U CN 201620877665U CN 205874676 U CN205874676 U CN 205874676U
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- sewing
- presser bar
- presser
- swing component
- output shaft
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Abstract
The utility model provides a presser foot's drive structure belongs to sewing machine technical field. It has solved inconvenient class of technical problem of current presser foot height adjustment. This sewing machine includes the presser bar who is used for connecting the presser foot, drives the structure and includes driving motor, is connected with the swing piece on driving motor's the output shaft, and the swing piece can reciprocate to swing along with the positive and negative rotation of driving motor output shaft, swing piece is connected with presser bar and can drives the upper and lower reciprocating motion of presser bar, and the turned angle through the controlled drive motor output shaft can adjust the distance that presser bar reciprocated. The utility model discloses in turned angle through the controlled drive motor output shaft adjust the distance that presser bar reciprocated, can change the dynamics that the material was pressed to the presser foot according to requirement such as the thickness of cloth, patterns, satisfiedly make up the requirement that the in -process compressed tightly to the cloth to the assurance is made up efficiency and is made up the effect.
Description
Technical field
This utility model belongs to technical field of sewing equipment, relates to the dependency structure of sewing-machine foot, particularly a kind of seam
Thread the driving structure of machine presser feet.
Background technology
The presser feet of sewing machine is the vitals in sewing device, and it can play the merit compressing and positioning cloth to be sewed
Can, to facilitate accurate and efficient sewing cloth.Sewing machine in the course of the work, often completes one section of stitching, it is necessary to lift pressure
Foot, has gone this action by manpower knee or manual actuation machinery, needs to bestow bigger moment, and sewing machine is in work
During work, the frequency ratio of presser feet is higher, and this can bring substantial amounts of workload, and people set through long-term exploration, the sewing in the present age
For designing various types of automatic presser foot device, by pneumatically or electrically driving presser feet lifting.Have the most in the market
Utilize the back of the body to carry external hanging type presser feet electric magnet on the back and carry out the equipment of lifting presser feet.This back of the body carry on the back external hanging type presser feet electromagnet apparatus cost high,
The bodily form is big, take up space, dismantle inconvenience, unsightly.
China's patent (publication number: CN 203668644 U, publication date: 2014.06.25) discloses oneself of a kind of sewing machine
Dynamic presser foot lifting device, including casing, presser foot component, the electric magnet that is arranged in casing, and is used for connecting presser foot component and electricity
The link assembly of Magnet, link assembly include pull bar, for the presser foot lifter Qian Gang pavilion being connected with presser foot component and for electricity
Lever after the presser foot lifter that Magnet is connected, before presser foot lifter, after lever and presser foot lifter, lever is separately positioned on the two ends respectively of pull bar
Being hinged in casing by front axial screw and rear axial screw, after presser foot lifter, the rear end of lever is provided with a roller, electric magnet
On be provided with the push rod that can move up and down, pavilion, top is arranged on the lower section of roller.
Above-mentioned patent produces magnetic force by the iron core of electric magnet and drives presser feet, inertial collision, and impulsive force can be produced
Relatively big, easily produce bigger vibration abrasion；It is relatively big that the entirety of above-mentioned automatic foot device takies volume, and relevant connecting rod
Structure can produce action and postpone, it is impossible to ensure the reliability of presser feet.Additionally carry sewing with dissection at sewing down jackets etc.
During product, suture needle detaches at a high speed and easily takes away out by the implant in interlayer, thus affects the quality of sewed product.
Summary of the invention
The problems referred to above that this utility model exists for existing technology, it is provided that the driving structure of a kind of sewing-machine foot,
Technical problem to be solved in the utility model is: how to improve the adjustability of presser feet height and position and ensures presser foot drive structure
Stability and compactedness.
The purpose of this utility model can be realized by following technical proposal:
The driving structure of a kind of sewing-machine foot, sewing machine includes the presser bar for connecting presser feet, described driving structure
Including driving motor, it is characterised in that connecting on the output shaft of described driving motor and have swing component, described swing component can be with driving
The positive and negative rotation of dynamic motor output shaft and reciprocally swinging；Described swing component is connected with described presser bar and can drive described pressure
Foot lever moves back and forth up and down, and can be regulated by the rotational angle of the described driving motor output shaft of control and move down on described presser bar
Dynamic distance.
Its operation principle is as follows: by driving the bottom on the rotational band movable pendulum moving part of motor output shaft in the technical program
Dynamic, swing component drives presser bar raising and lowering to move again, thus drives presser feet action, turns at sewing front wheel driving motor output shaft
Dynamic drive swing component swings and then drives presser feet to decline and compresses cloth, completes rear drive motor output shaft backwards rotation band in sewing
Cloth is unclamped in movable pendulum moving part backswing and then drive presser feet rising, it is ensured that normal binder function.Meanwhile, according to cloth
Material thickness and the difference of pattern and the different of client need, by controlling to drive the rotational angle regulation presser feet of motor output shaft
The distance that bar moves up and down, ensures that presser feet binder has suitable dynamics, meets diversified demand.During sewing, pass through
Control to drive driven by motor swing component to swing different amplitude and adjust the position height of presser bar and presser feet in real time, it is possible to meet seam
During system to cloth compress requirement, it is also possible to be actually needed according to client and be adjusted correspondingly, it is ensured that sewing efficiency and
Sewing effect.The technical program uses and drives motor as power source, it is ensured that the timely reliability of action, and by control
System drives the rotational angle of motor to control swing component and drives presser bar action, it is ensured that action accurate；Drive motor and presser bar
Between drive disk assembly few so that the volume of whole driving structure is little, it is ensured that the compactedness of whole presser feet dependency structure；Also simultaneously
Loss and the error of moment transmittance process can be greatly reduced, promote the reliability of presser feet action.
In the driving structure of above-mentioned sewing-machine foot, between described swing component and presser bar, it is provided with connecting rod, described company
The two ends of bar are hinged with described swing component and presser bar respectively.Swing component drives presser bar raising and lowering to move by connecting rod
Dynamic, thus drive presser feet action, total is compact coherent, and having stable behavior is reliable.
In the driving structure of above-mentioned sewing-machine foot, described swing component is strip, one end of described swing component and institute
Stating the output shaft fixed connection driving motor, the other end of described swing component is hinged by the end of bearing pin one with described connecting rod.Pendulum
In moving part swing process, both drivening rod did corresponding oscillating motion, also moved up and down, and just could by this compound motion
Realize directly driving presser bar elevating movement.
In the driving structure of above-mentioned sewing-machine foot, described swing component is bending, and the two ends of described swing component are opened
It is provided with installing hole and is extended to the breach of installing hole by side.The output shaft of bearing pin and driving motor is plugged in swing component respectively
In the installing hole at two ends, swing component two ends are to bearing pin and drive the output shaft of motor to form anchor ear, consequently facilitating at narrow and small sky
Between install while ensure connect steadiness.
In the driving structure of above-mentioned sewing-machine foot, sewing machine includes that housing, described presser bar are vertically arranged and sliding
Being dynamically connected on the housing, described driving motor is the most fixed on the housing, the axis of described driving motor output shaft
Vertical with the axis antarafacial of described presser bar.Global shape according to sewing machine carries out rational deployment to this driving structure, protects
Card sewing machine all parts is formed without interference each other, ensures its structural compactness the most as far as possible, reduces overall volume.
In the driving structure of above-mentioned sewing-machine foot, described driving motor is positioned at the outside of described housing and is installed in
The side of described housing, the output shaft of described driving motor is through described housing and stretches into described enclosure interior and described presser bar
It is connected.The space of the sewing machine integral device that the arrangement driving motor in the technical program reasonably utilizes, prevents
Dependency structure forms interference each other, it also avoid driving motor and is arranged on head and affects sight line and aesthetic property, improves simultaneously
Security performance, drives the output shaft of motor to be connected through housing with presser bar, and connection and reasonable arrangement, and compact conformation, parts are few, make
Obtain whole driving structure lightened, thus ensure the high efficiency that presser bar drives.
In the driving structure of above-mentioned sewing-machine foot, between described connecting rod and described presser bar, it is additionally provided with contiguous block,
Described contiguous block anchor ear is on described presser bar, and the side of described contiguous block has connecting portion upwards, and described connecting rod passes through pin
Axle two is hinged on described connecting portion.By contiguous block, with presser bar, connecting rod is carried out transition to be connected, it is ensured that produce and assemble
Convenience, and rational deployment, improve the compactedness of total.
In the driving structure of above-mentioned sewing-machine foot, the sidewall of described housing offers vertical chute, described
Also having limited block on contiguous block, described limited block slides and is plugged in described chute.By arranging chute, limited block is carried out
Spacing so that connecting rod drives contiguous block can keep reliable and stable, so that presser bar is in raising and lowering when moving up and down
During action the most reliable.
In the driving structure of above-mentioned sewing-machine foot, described housing is installed with vertical fairlead, described presser feet
Bar slides and is plugged in described fairlead.By the guide effect of fairlead, reduce presser bar during raising and lowering
Circumference is rocked, and further improves accuracy and reliability that presser bar moves back and forth up and down.
Compared with prior art, this utility model has the advantage that
1, this utility model is driven on the rotational angle regulation presser bar of motor output shaft by control before and after sewing
The distance of lower movement, it is possible to require to change the dynamics of presser feet binder according to the thickness of cloth, pattern etc.；During sewing,
It also is able to by controlling the position height driving the different amplitude of driven by motor swing component swing to adjust presser bar and presser feet in real time,
The requirement during meeting sewing, cloth compressed, thus ensure sewing efficiency and sewing effect.
2, this utility model use driving motor as power source, it is ensured that the timely reliability of action, and due to
Drive the drive disk assembly between motor and presser bar few so that the volume of whole driving structure is little, it is ensured that the relevant knot of whole presser feet
The compactedness of structure；Loss and the error of moment transmittance process can also be greatly reduced simultaneously, promote the reliable and stable of presser feet action
Property.
Accompanying drawing explanation
Fig. 1 is this driving structure mounting structure schematic diagram on housing.
Fig. 2 is the perspective view one of this driving structure.
Fig. 3 is the perspective view two of this driving structure.
In figure, 1, housing；11, chute；2, presser bar；3, motor is driven；31, output shaft；4, swing component；41, installing hole；
42, breach；5, connecting rod；6, bearing pin one；7, bearing pin two；8, contiguous block；81, connecting portion；82, limited block；9, fairlead.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
As shown in Figure 1, Figure 2 and Figure 3, this sewing machine includes housing 1, and sewing machine includes presser bar 2, the lower end of presser bar 2
Connecting and have presser feet, drive structure to include driving motor 3, driving to connect on the output shaft 31 of motor 3 has swing component 4, swing component 4 energy
Enough with driving the positive and negative rotation of motor 3 output shaft 31 and reciprocally swinging；Swing component 4 is connected with presser bar 2 and can band dynamic pressure
Foot lever 2 moves back and forth up and down, and drives the rotational angle of motor 3 output shaft 31 can regulate presser bar 2 by control and moves up and down
Distance.Specifically, between swing component 4 and presser bar 2, be provided with connecting rod 5, the two ends of connecting rod 5 respectively with swing component 4 and presser feet
Bar 2 is hinged, and as shown in Figures 2 and 3, swing component 4 is in strip, and one end of swing component 4 is solid with the output shaft 31 driving motor 3
Even, the other end of swing component 4 is hinged by the end of bearing pin 1 with connecting rod 5；Swing component 4 in bending, the two of swing component 4
End offers installing hole 41 and is extended to the breach 42 of installing hole 41 by side, bearing pin and the output shaft 31 points of driving motor 3
Not being plugged in the installing hole 41 at swing component 4 two ends, swing component 4 two ends are to bearing pin and drive output shaft 31 formation of motor 3 to embrace
Hoop；Being installed with vertical fairlead 9 on housing 1, presser bar 2 is vertically arranged and presser bar 2 slides and is plugged in fairlead 9, drives
Galvanic electricity machine 3 is laterally installed on housing 1, and the axis driving motor 3 output shaft 31 is vertical with the axis antarafacial of presser bar 2.
By driving the rotational band movable pendulum moving part 4 of motor 3 output shaft 31 to swing up and down in the present embodiment, swing component 4 leads to again
Crossing connecting rod 5 drives presser bar 2 raising and lowering to move, thus drives presser feet action, drives the positive and negative rotation of motor 3 output shaft 31
Drive swing component 4 reciprocally swinging thus promote lifting or the decline of presser feet, carry out normal binder function, band dynamic pressure before sewing
Underfooting fall is mobile compresses cloth, and after sewing completes, the rising of drive presser feet is mobile unclamps cloth.Meanwhile, driven by control
The distance that the rotational angle regulation presser bar 2 of motor 3 output shaft 31 moves up and down such that it is able to according to thickness and the seam of cloth
The requirement of system or opportunity etc. because usually changing the elasticity of presser feet binder, during sewing, according to thickness and the pattern of cloth,
And test data, drive motor 3 to drive swing component 4 to swing different amplitude by control and adjust presser bar 2 and presser feet in real time
Position height, thus revise the position of presser feet in time, be prevented effectively from sewed product and come off skew, improve quality of sewing.Such as stitch
During down jackets processed, after adjusting the position height of presser feet, it is ensured that the dynamics that when suture needle is mentioned every time, presser feet compresses is moderate, effectively keeps away
Eiderdown quilt suture needle and the suture of exempting from down jackets intermediate course drive and detach, and in the present embodiment, employing driving motor 3 is as power source,
Ensure that the timely reliability of action, and owing to driving the drive disk assembly between motor 3 and presser bar 2 few so that whole drive
The volume of dynamic structure is little, it is ensured that the compactedness of whole presser feet dependency structure；Moment transmittance process can also be greatly reduced simultaneously
Loss and error, promote the reliability of presser feet action.The present embodiment can automatically control driving motor 3 by controller
Action, it is ensured that presser feet lifting and the promptness of decline and accuracy.
Further, the present embodiment drives motor 3 be positioned at the outside of housing 1 and be installed in the side of housing 1, drive electricity
The output shaft 31 of machine 3 is through housing 1 and stretches into that housing 1 is internal to be connected with presser bar 2, drives electric, and the arrangement of 3 is rational
The space of the sewing machine integral device utilized, prevents dependency structure from forming interference each other, it also avoid driving motor 3 and arranges
Affect sight line and aesthetic property at head, improve security performance simultaneously, drive the output shaft 31 of motor 3 through housing 1 and presser feet
Bar 2 connects, connection and reasonable arrangement, and compact conformation, and parts are few so that whole driving is structure lightened, thus ensures that presser bar 2 drives
High efficiency；By the guide effect of fairlead 9, reduce the presser bar 2 circumference during raising and lowering and rock, improve pressure
Accuracy that foot lever 2 moves back and forth up and down and reliability.
As shown in figures 1 and 3, being additionally provided with contiguous block 8 between connecting rod 5 and presser bar 2, contiguous block 8 anchor ear is at presser bar 2
On, the side of contiguous block 8 has connecting portion 81 upwards, and connecting rod 5 is hinged on connecting portion 81 by bearing pin 27；The side of housing 1
Offering vertical chute 11 on wall, contiguous block 8 also has limited block 82, limited block 82 slides and is plugged in chute 11；Logical
Cross contiguous block 8 with presser bar 2, connecting rod 5 is carried out transition to be connected, it is ensured that the convenience producing and assembling, and rational deployment, improve
The compactedness of total；By arranging chute 11, limited block 82 is carried out spacing so that connecting rod 5 drives and moves down on contiguous block 8
Can keep reliable and stable time dynamic, so that presser bar 2 action during raising and lowering is the most reliable.
Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute
Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although the most more employing 1, housing；11, chute；2, presser bar；3, motor is driven；31, output shaft；4, pendulum
Moving part；41, installing hole；42, breach；5, connecting rod；6, bearing pin one；7, bearing pin two；8, contiguous block；81, connecting portion；82, limited block；
9, the term such as fairlead, but it is not precluded from using the probability of other term.These terms are used to be only used to more easily
Describe and explain essence of the present utility model；Being construed as any additional restriction is all and this utility model spirit
Contrary.
Claims (9)
1. a driving structure for sewing-machine foot, sewing machine includes the presser bar (2) for connecting presser feet, described driving structure
Including driving motor (3), it is characterised in that the upper connection of the output shaft (31) of described driving motor (3) has swing component (4), described
Swing component (4) can with drive motor (3) output shaft (31) positive and negative rotation and reciprocally swinging；Described swing component (4) is with described
Presser bar (2) is connected and described presser bar (2) can be driven to move back and forth up and down, defeated by controlling described driving motor (3)
The rotational angle of shaft (31) can regulate the distance that described presser bar (2) moves up and down.
The driving structure of sewing-machine foot the most according to claim 1, it is characterised in that described swing component (4) and presser feet
Being provided with connecting rod (5) between bar (2), the two ends of described connecting rod (5) are hinged with described swing component (4) and presser bar (2) respectively.
The driving structure of sewing-machine foot the most according to claim 2, it is characterised in that described swing component (4) in strip,
One end of described swing component (4) is connected with the output shaft (31) of described driving motor (3), and the other end of described swing component (4) leads to
The end crossing bearing pin one (6) and described connecting rod (5) is hinged.
The driving structure of sewing-machine foot the most according to claim 3, it is characterised in that described swing component (4) is in bending
Shape, the two ends of described swing component (4) offer installing hole (41) and are extended to the breach (42) of installing hole (41) by side.
5. according to the driving structure of the sewing-machine foot described in Claims 2 or 3 or 4, it is characterised in that sewing machine includes housing
(1), described presser bar (2) is vertically arranged and is slidably connected on described housing (1), and described driving motor (3) is laterally installed in
On described housing (1), the axis of described driving motor (3) output shaft (31) is vertical with the axis antarafacial of described presser bar (2).
The driving structure of sewing-machine foot the most according to claim 5, it is characterised in that described driving motor (3) is positioned at
The outside of described housing (1) and be installed in the side of described housing (1), the output shaft (31) of described driving motor (3) passes institute
State housing (1) and stretch into that described housing (1) is internal to be connected with described presser bar (2).
The driving structure of sewing-machine foot the most according to claim 5, it is characterised in that described connecting rod (5) and described pressure
Be additionally provided with contiguous block (8) between foot lever (2), described contiguous block (8) anchor ear on described presser bar (2), described contiguous block (8)
Side has connecting portion (81) upwards, and described connecting rod (5) is hinged on described connecting portion (81) by bearing pin two (7).
The driving structure of sewing-machine foot the most according to claim 6, it is characterised in that on the sidewall of described housing (1)
Offering vertical chute (11), described contiguous block (8) also has limited block (82), described limited block (82) slides and is plugged in
In described chute (11).
The driving structure of sewing-machine foot the most according to claim 8, it is characterised in that described housing is installed with on (1)
Vertical fairlead (9), described presser bar (2) slides and is plugged in described fairlead (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877665.5U CN205874676U (en) | 2016-08-12 | 2016-08-12 | Presser foot's drive structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877665.5U CN205874676U (en) | 2016-08-12 | 2016-08-12 | Presser foot's drive structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205874676U true CN205874676U (en) | 2017-01-11 |
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ID=57703117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620877665.5U Active CN205874676U (en) | 2016-08-12 | 2016-08-12 | Presser foot's drive structure |
Country Status (1)
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| CN (1) | CN205874676U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107164884A (en) * | 2017-06-27 | 2017-09-15 | 拓卡奔马机电科技有限公司 | A kind of middle presser foot device of sewing machine and sewing machine |
| CN107366092A (en) * | 2017-09-05 | 2017-11-21 | 湖州华众机械科技有限公司 | A kind of presser feet arrangement of clutch of clothes template machine |
| CN107447378A (en) * | 2016-05-31 | 2017-12-08 | 兄弟工业株式会社 | Middle foot device and sewing machine |
| CN109278058A (en) * | 2018-10-25 | 2019-01-29 | 希格斯动力科技（珠海）有限公司 | Mechanical bionic finger and robot is played using the finger |
| CN109629126A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure adjusting method based on overedger |
-
2016
- 2016-08-12 CN CN201620877665.5U patent/CN205874676U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447378A (en) * | 2016-05-31 | 2017-12-08 | 兄弟工业株式会社 | Middle foot device and sewing machine |
| CN107447378B (en) * | 2016-05-31 | 2020-02-21 | 兄弟工业株式会社 | Middle presser foot device and sewing machine |
| CN107164884A (en) * | 2017-06-27 | 2017-09-15 | 拓卡奔马机电科技有限公司 | A kind of middle presser foot device of sewing machine and sewing machine |
| CN107366092A (en) * | 2017-09-05 | 2017-11-21 | 湖州华众机械科技有限公司 | A kind of presser feet arrangement of clutch of clothes template machine |
| CN109278058A (en) * | 2018-10-25 | 2019-01-29 | 希格斯动力科技（珠海）有限公司 | Mechanical bionic finger and robot is played using the finger |
| CN109629126A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure adjusting method based on overedger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171018 Address after: Taizhou City, Zhejiang province 318000 Jiaojiang Xiachen street, Airport Road No. 19-1 Patentee after: Zhejiang resistant Electromechanical Science and Technology Co Ltd Address before: Taizhou City, Zhejiang province 318010 Jiaojiang Xiachen street, Airport Road No. 19 Patentee before: Zhejiang Qingben Sewing Machine Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Presser foot's drive structure Effective date of registration: 20171228 Granted publication date: 20170111 Pledgee: Zhejiang Tailong commercial bank Taizhou branch of Limited by Share Ltd Pledgor: Zhejiang resistant Electromechanical Science and Technology Co Ltd Registration number: 2017330000338 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |