CN106436045A - Cloth feeding mechanism for eyelet button hole sewing machine - Google Patents
Cloth feeding mechanism for eyelet button hole sewing machine Download PDFInfo
- Publication number
- CN106436045A CN106436045A CN201610942983.XA CN201610942983A CN106436045A CN 106436045 A CN106436045 A CN 106436045A CN 201610942983 A CN201610942983 A CN 201610942983A CN 106436045 A CN106436045 A CN 106436045A
- Authority
- CN
- China
- Prior art keywords
- tooth
- cloth feeding
- gear
- gear wheel
- feeding mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to a cloth feeding mechanism for an eyelet button hole sewing machine. The cloth feeding mechanism for the eyelet button hole sewing machine comprises an electric motor (1), a pinion (2), a gear wheel (3), a gear shaft (4) and a cloth feeding table (5); an output shaft of the electric motor (1) is fixedly connected with the pinion (2); the gear wheel (3) is in engaged transmission connection with the pinion (2); engaging teeth which can be in engaged transmission connection with the engaging teeth of the gear wheel (3) are formed on the gear shaft (4); the engaging teeth on the gear shaft (4) are in engaged transmission connection with the engaging teeth on the gear wheel (3) to drive the gear shaft (4) to move; one end of the gear shaft (4) is connected with the cloth feeding table (5). According to the cloth feeding mechanism provided by the invention, the cloth feeding table is driven to move and perform a cloth feeding operation by adopting the engaged transmission between the pinion and the gear wheel and the mode of driving the gear shaft to move; the service life is greatly prolonged; the cloth feeding mechanism is durable in use.
Description
Technical field
The present invention relates to a kind of cloth feeding mechanism of eyelet buttonhole sewing machine, the cloth feeding mechanism is using engaged transmission between gear simultaneously
The mode of sliding tooth axle movement drives cloth pushing table motion to carry out work feed operation, it is to avoid adopt toothed belt transmission longevity in prior art
The short defect of life.
Background technology
Lockstitch button holder (buttonholing machine) is very important a kind of equipment in garment machinery, and lockstitch button holder is main
For the buttonhole that processes in all kinds of dress ornaments, it is divided into straight buttonholing machine and eyelet buttonhole sewing machine, divides ending again and do not finish up two kinds.Wherein
Eyelet buttonhole sewing machine is a kind of industrial sewing machine for being exclusively used in stitching thick material clothing buttonhole in lock.So-called " round end " is the buttonhole of webs lock
Front end is rounded.Buttonhole anatomic shape is characterized in, stitching is uniformly solid.
Lockstitch button holder system is typically made up of nine great institutions:Feed mechanism, latch needle mechanism, needle bar mechanism, Beng Liao mechanism, hook shuttle
Mechanism, upper cutter mechanism, slipway mechanism, thread-dividing mechanism.Often there are its own and function in set mechanism, with relative independentability,
But they are to be fitted close at work, mutually coordinated again.
Lockstitch button holder is typically using swing shank, double loopers, double forked needle hook lines, two thread chain stitch composite chain type stitching.Lockstitch button holder
Elastic presser foot adapts to the clamping of different fabric thicknesses automatically.Operator can be particularly simple by exchanging two cams come real
The buttonhole of variously-shaped, size is now sewed.Upper thread automatic cutting device, facilitates operation, and stays needed for appropriate beginning seam
Upper thread length, it is ensured that buttonhole is sewed.Machine soon first can be cut stitch afterwards and first stitch cut afterwards turn.
China is the current textile machine of maximum, the big market of garment machinery in the world, and annual textile machine import is added
China's home equipment total value will be more than 8,000,000,000 dollars.Need the support of technical equipment in new developmental stage, except this in
Put on high salary equipment more beyond.Also need to quickly set up large-scale specialized market.With respect to textile machine with multi items,
Based on small lot, garment machinery is then based on extensive, many batch, is more suitable for being sold in mass market and being serviced.
China, in this field of lockstitch button holder, particularly eyelet buttonhole sewing machine, was also blank out, nearly ten years just before 15 years
At the early-stage, presently, a lot of kind lockstitch button holders of China's production, and by based on imitated American-European product.
Inventor is through research idea for many years in lockstitch button holder field, it was found that lacked using the technology of toothed belt transmission
Fall into, especially existing brother's board 9820 is using rubber synchronous belt feeding, 500 rpms of feeding speed, and Timing Belt often contaminates
Upper machine oil, at most just disconnected using 1 year if whole day work in 24 hours, synchronizing wheel is also often rotten.When changing this root Timing Belt and needing
Between 3-8 hour, 1000-1500 unit of expense.
Content of the invention
The short technological deficiency of life cycle, the present invention is driven between Timing Belt and synchronizing wheel in order to overcome in the middle of prior art
There is provided a kind of eyelet buttonhole sewing machine cloth feeding mechanism, the cloth feeding mechanism is using engaged transmission between gear and sliding tooth axle movement
Mode drives cloth pushing table motion to carry out work feed operation, substantially prolongs service life, durable in use.
To achieve these goals, the present invention provides following technical scheme：
The invention provides a kind of eyelet buttonhole sewing machine cloth feeding mechanism, including motor, little gear, gear wheel, tooth axle and
Cloth pushing table, is fixedly connected the little gear, the gear wheel and the little gear engaged transmission on the output shaft of the motor
Connection, offers the engaging tooth being in transmission connection that can be meshed, the tooth axle with the engaging tooth of the gear wheel on the tooth axle
On engaging tooth and the gear wheel on engaging tooth be connected by meshing transmission the driving tooth axle movement, one end of the tooth axle is even
Connect the cloth pushing table.
Motor needs execution rotating positive with driving pinion or rotates backward, and then drive gear wheel is rotated,
Gear wheel drives tooth axle to move again, when tooth axle will be moved to extreme position, as long as motor changes rotation direction in time, you can
Realize the reverse movement of cloth pushing table.
Further, nibbling for the transmission that can be meshed with the engaging tooth of the gear wheel is offered to insertion on the tooth axle
Close tooth.
Further, the engaging tooth straight-tooth on the tooth axle, on the tooth and the gear wheel for arranging in the little gear
The tooth of setting is straight-tooth, and the engaged transmission that cooperates.
It is also possible that the engaging tooth on the tooth axle is helical teeth, on the tooth and the gear wheel for arranging in the little gear
The tooth of setting is helical teeth, and the engaged transmission that cooperates.
Further, all offer on the whole circumference face of the tooth axle and can be meshed with the engaging tooth of the gear wheel
The engaging tooth of transmission.
Further, the motor is servomotor.
Further, between the output shaft of the motor and the little gear, overload protection arrangement is additionally provided with.
More specifically, the overload protection arrangement includes torque sensor, clutch and controller；The clutch sets
Put on the output shaft of the motor, the controller is arranged on the shell of the motor；The torque sensor
One end connects the output shaft of the motor, and the other end connects the little gear, for measure the output shaft of the motor with
Transmitting torque between the little gear；The torque sensor is connected with the controller, the controller and the clutch
Device connects.
During electric motor operation, the torque sensor is measured between the output shaft of motor and little gear in real time
Moment of torsion, once occurring moment of torsion excessive (by card or broken teeth etc.) in transmission process, controller receives the moment of torsion of torque sensor
Afterwards, control clutch disconnects the torque output on the output shaft of motor.
Controller noted above can also be the on and off switch of direct control motor, once moment of torsion is excessive, directly disconnect electronic
The power supply of machine, motor does not work, and also avoids excessive moment of torsion and can cause drive disk assembly (little gear, gear wheel and tooth
Axle) destruction.
The mode of above-mentioned motor forward/backward rotation control controller and travel switch can also be realized, the controller
Also it is connected with the travel switch for being arranged on tooth axle engagement tooth ends, touch when the engaging tooth of gear wheel (or will touch
Arrive) travel switch, signal feeds back to controller by travel switch, and controller control motor carries out the adjustment of rotating.
Further, the gear ratio between the little gear and the gear wheel is (12 20)：(68—82).
The difference of gear ratio can have a strong impact on the transmitting torque between gear wheel and little gear, also will be to a certain extent
Determine the service life of gear wheel and little gear, meanwhile, suitable gear ratio can ensure that the translational speed of tooth axle is suitable for, because
This selectes this gear ratio, needs to pay creative work in this area, and ensure that the labor productivity of optimum.
Further, quench through over carburizing after the gear wheel and the little gear in the fabrication process molding.
Beneficial effects of the present invention include：Avoid the toothed belt transmission that in prior art, cloth feeding mechanism is adopted easily old
Change, the technological deficiency of short life, and using engaging tooth transmission due to being positive drive, transmission is more accurate, substantially prolongs
Service life；The safety that overload protection arrangement improves transmission further is set on motor output shaft, it is ensured that canine tooth
The safety and stability being driven between wheel, little gear and tooth axle, will also increase the service life to a certain extent；Distinctive
Gear ratio between gear wheel and little gear, it is ensured that the transmission of safety also ensure that the translational speed of cloth pushing table.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of one embodiment of the invention.
Description of reference numerals is as follows：
1- motor；2- little gear；3- gear wheel；4- tooth axle；5- cloth pushing table.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Detailed description.Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained on the premise of creative work is not made to be owned
Other embodiment, belongs to the scope protected by the present invention.
As shown in figure 1, a kind of eyelet buttonhole sewing machine cloth feeding mechanism, including motor 1, little gear 2, gear wheel 3, tooth axle 4
With cloth pushing table 5, the little gear 2 on the output shaft of the motor 1, is fixedly connected, the gear wheel 3 is nibbled with the little gear 2
Conjunction is in transmission connection, and offers the engaging tooth being in transmission connection that can be meshed with the engaging tooth of the gear wheel 3 on the tooth axle 4,
Engaging tooth on engaging tooth on the tooth axle 4 and the gear wheel 3 driving tooth axle 4 that is connected by meshing transmission is moved, described
One end of tooth axle 4 connects the cloth pushing table 5.
In said structure, tooth axle 4 can also be replaced using turbine and worm with gear wheel 3, if using turbine and worm
Structure can cause to be difficult transmission between little gear 2 and gear wheel 3, it would however also be possible to employ connect an energy to 3 coaxial transmission of gear wheel
The gear that enough and little gear 2 is connected by meshing transmission replaces.Certainly, turbine is equivalent to the gear wheel 3 in the present invention, worm screw equivalent to
Tooth axle 4 in the middle of the present invention.
Motor 1 needs execution rotating positive with driving pinion 2 or rotates backward, and then 3 turns of drive gear wheel
Dynamic, gear wheel 3 drives tooth axle 4 to move again, when tooth axle 4 will be moved to extreme position, as long as motor 1 changes rotation side in time
To, you can realize the reverse movement of cloth pushing table 5.
Further, the transmission that can be meshed with the engaging tooth of the gear wheel 3 is offered to insertion on the tooth axle 4
Engaging tooth.
Further, the engaging tooth straight-tooth on the tooth axle 4, the tooth for arranging in the little gear 2 and the gear wheel 3
The tooth of upper setting is straight-tooth, and the engaged transmission that cooperates.
It is also possible that the engaging tooth on the tooth axle 4 is helical teeth, the tooth of setting and the gear wheel 3 in the little gear 2
The tooth of upper setting is helical teeth, and the engaged transmission that cooperates.
Further, all offer on the whole circumference face of the tooth axle 4 and can mutually nibble with the engaging tooth of the gear wheel 3
Close the engaging tooth of transmission.
Further, the motor 1 is servomotor 1.
Further, between the output shaft of the motor 1 and the little gear 2, overload protection arrangement is additionally provided with.
More specifically, the overload protection arrangement includes torque sensor, clutch and controller；The clutch sets
Put on the output shaft of the motor 1, the controller is arranged on the shell of the motor 1；The torque sensor
One end connect the output shaft of the motor 1, the other end connects the little gear 2, for measuring the output of the motor 1
Transmitting torque between axle and the little gear 2；The torque sensor is connected with the controller, the controller with described
Clutch connects.
In 1 work process of motor, the torque sensor measure in real time motor 1 output shaft and little gear 2 it
Between moment of torsion, once occurring moment of torsion excessive (by card or broken teeth etc.) in transmission process, controller receives torque sensor
After moment of torsion, clutch is controlled to disconnect the torque output on the output shaft of motor 1.
Controller noted above can also be the on and off switch of direct control motor 1, once moment of torsion is excessive, directly disconnect electronic
The power supply of machine 1, motor 1 does not work, and also avoids excessive moment of torsion and can cause drive disk assembly (little gear 2, gear wheel 3
With tooth axle 4) destruction.
The mode of above-mentioned 1 rotating control controller of motor and travel switch can also be realized, the control
Device is also connected with the travel switch for being arranged on tooth axle 4 and engaging tooth ends, touch when the engaging tooth of gear wheel 3 (or will
Touch) travel switch, signal feeds back to controller by travel switch, and controller control motor 1 carries out the adjustment of rotating.
Further, the gear ratio between the little gear 2 and the gear wheel 3 is (12 20)：(68—82).
The difference of gear ratio can have a strong impact on the transmitting torque between gear wheel 3 and little gear 2, also will be to a certain degree
The upper service life for determining gear wheel 3 and little gear 2, meanwhile, suitable gear ratio can ensure that the translational speed of tooth axle 4 is fitted
Close, this gear ratio is therefore selected, need to pay creative work in this area, and ensure that the work production of optimum
Efficiency.
Further, quench through over carburizing after the gear wheel 3 and the little gear 2 in the fabrication process molding.
The toothed belt transmission that present invention, avoiding cloth feeding mechanism employing in prior art is easily aging, and the technology of short life lacks
Fall into, and using engaging tooth transmission due to being positive drive, transmission is more accurate, substantially prolongs service life；In motor 1
The safety that overload protection arrangement improves transmission further is set on output shaft, it is ensured that gear wheel 3, little gear 2 and tooth axle 4
Between be driven safety and stability, will also increase the service life to a certain extent；Distinctive gear wheel 3 and little gear
Gear ratio between 2, it is ensured that the transmission of safety also ensure that the translational speed of cloth pushing table 5.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.
Claims (10)
1. a kind of eyelet buttonhole sewing machine cloth feeding mechanism, it is characterised in that including motor, little gear, gear wheel, tooth axle and work feed
Platform, is fixedly connected the little gear on the output shaft of the motor, the gear wheel is connected by meshing transmission with the little gear,
The engaging tooth being in transmission connection that can be meshed with the engaging tooth of the gear wheel, nibbling on the tooth axle is offered on the tooth axle
Close the engaging tooth on tooth and the gear wheel to be connected by meshing transmission the driving tooth axle movement, one end connection of the tooth axle is described
Cloth pushing table.
2. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 1, it is characterised in that open up to insertion on the tooth axle
There is the engaging tooth of the transmission that can be meshed with the engaging tooth of the gear wheel.
3. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 1, it is characterised in that the engaging tooth on the tooth axle is straight
Tooth, the tooth for arranging on the tooth for arranging in the little gear and the gear wheel is straight-tooth, and the engaged transmission that cooperates.
4. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 1, it is characterised in that the engaging tooth on the tooth axle is
Helical teeth, the tooth for arranging on the tooth for arranging in the little gear and the gear wheel is helical teeth, and the engaged transmission that cooperates.
5. the eyelet buttonhole sewing machine cloth feeding mechanism according to claim 3 or 4, it is characterised in that the whole circle of the tooth axle
The engaging tooth of can with the engaging tooth of the gear wheel be meshed transmission is all offered on side face.
6. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 5, it is characterised in that the motor be
Machine.
7. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 6, it is characterised in that in the output shaft of the motor
Overload protection arrangement is additionally provided between the little gear.
8. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 7, it is characterised in that the overload protection arrangement includes
Torque sensor, clutch and controller；The clutch is arranged on the output shaft of the motor, and the controller is arranged
On the shell of the motor；One end of the torque sensor connects the output shaft of the motor, and the other end connects institute
Little gear is stated, for measuring the transmitting torque between the output shaft of the motor and the little gear；The torque sensor
It is connected with the controller, the controller is connected with the clutch.
9. the eyelet buttonhole sewing machine cloth feeding mechanism according to claim 1 or 8, it is characterised in that the little gear with described
Gear ratio between gear wheel is (12 20)：(68—82).
10. eyelet buttonhole sewing machine cloth feeding mechanism according to claim 1, it is characterised in that the gear wheel is little with described
Gear is quenched through over carburizing after molding in the fabrication process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610942983.XA CN106436045B (en) | 2016-11-01 | 2016-11-01 | A kind of eyelet buttonhole sewing machine cloth feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610942983.XA CN106436045B (en) | 2016-11-01 | 2016-11-01 | A kind of eyelet buttonhole sewing machine cloth feeding mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106436045A true CN106436045A (en) | 2017-02-22 |
| CN106436045B CN106436045B (en) | 2019-05-17 |
Family
ID=58177598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610942983.XA Active CN106436045B (en) | 2016-11-01 | 2016-11-01 | A kind of eyelet buttonhole sewing machine cloth feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106436045B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814831A (en) * | 2019-11-25 | 2020-02-21 | 上海工程技术大学 | Torque protection device |
| CN112779678A (en) * | 2021-01-14 | 2021-05-11 | 南京彩莱宝服装有限公司 | Too big subassembly of whole quick-witted moment of torsion is avoided to buttonhole maker of shirt intelligence manufacture |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271789A (en) * | 1999-04-26 | 2000-11-01 | 重机公司 | Feeding table driving device of buttonhole sewing machine |
| JP2008000422A (en) * | 2006-06-23 | 2008-01-10 | Juki Corp | Sewing machine |
| CN201110359Y (en) * | 2007-12-17 | 2008-09-03 | 许晓华 | Gear overload protection mechanism |
| CN204080776U (en) * | 2014-07-04 | 2015-01-07 | 郑州天时海洋石油装备有限公司 | There is the self-elevating drilling platform lifting actuator of overload protection function and adopt its offshore boring island |
| CN204474915U (en) * | 2015-02-05 | 2015-07-15 | 林元强 | The feed mechanism of artificial eye machine |
-
2016
- 2016-11-01 CN CN201610942983.XA patent/CN106436045B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271789A (en) * | 1999-04-26 | 2000-11-01 | 重机公司 | Feeding table driving device of buttonhole sewing machine |
| JP2008000422A (en) * | 2006-06-23 | 2008-01-10 | Juki Corp | Sewing machine |
| CN201110359Y (en) * | 2007-12-17 | 2008-09-03 | 许晓华 | Gear overload protection mechanism |
| CN204080776U (en) * | 2014-07-04 | 2015-01-07 | 郑州天时海洋石油装备有限公司 | There is the self-elevating drilling platform lifting actuator of overload protection function and adopt its offshore boring island |
| CN204474915U (en) * | 2015-02-05 | 2015-07-15 | 林元强 | The feed mechanism of artificial eye machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814831A (en) * | 2019-11-25 | 2020-02-21 | 上海工程技术大学 | Torque protection device |
| CN112779678A (en) * | 2021-01-14 | 2021-05-11 | 南京彩莱宝服装有限公司 | Too big subassembly of whole quick-witted moment of torsion is avoided to buttonhole maker of shirt intelligence manufacture |
| CN112779678B (en) * | 2021-01-14 | 2022-11-11 | 徐州力达缝纫设备制造有限公司 | Too big subassembly of whole quick-witted moment of torsion is avoided to buttonhole maker of shirt intelligence manufacture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106436045B (en) | 2019-05-17 |
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