CN105624932A - Sewing machine - Google Patents
Sewing machine Download PDFInfo
- Publication number
- CN105624932A CN105624932A CN201511009472.4A CN201511009472A CN105624932A CN 105624932 A CN105624932 A CN 105624932A CN 201511009472 A CN201511009472 A CN 201511009472A CN 105624932 A CN105624932 A CN 105624932A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- retainer
- tooth
- feed
- sewing machine
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/02—Work-feeding means with feed dogs having horizontal and vertical movements
-
- 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 belongs to the technical field of sewing equipment, and particularly relates to a sewing machine. An output shaft of a cloth feeding motor is connected with a feed dog frame base, the feed dog frame base is hinged to one end of a feed dog frame, and the other end of the feed dog frame is connected with a feed lifting fork-shaped crank which is installed on a feed lifting shaft. The cloth feeding motor rotates forwards and reversely to drive the feed dog frame base to move so as to drive the feed dog frame to move forwards and backwards. The feed lifting shaft is further provided with a feed lifting rear crank which is connected with an eccentric wheel through a feed lifting connection rod, the eccentric wheel is arranged on a main shaft, the main shaft is driven by a main shaft motor to rotate and drives the eccentric wheel to move, so that the feed lifting rear crank is driven to swing up and down, the feed lifting shaft is driven to move in a reciprocating mode, and finally the feed lifting fork-shaped crank is driven to swing. Accordingly, the feed dog frame moves up and down. The feed dog frame is driven by the cloth feeding motor to move forwards and backwards, the feed dog frame is driven by the main shaft motor to move up and down, the two motors are used for driving, and the sewing machine has the advantages of being low in vibration and low in noise. The structure is compact, the number of installed parts is small, and installation intensity of workers is reduced.
Description
Technical field:
The invention belongs to sewing device technical field, refer in particular to a kind of sewing machine.
Background technology:
Traditional industrial sewing machine be all by a motor driving thorn cloth, send cloth, the corresponding work such as refund seam. Send cloth work to be by eccentric wheel drivening rod mechanism, then pass to what cloth feeding mechanism carried out realizing. Need a lot of parts and electromagnet assembly like this, and the noise of existing machine and vibration all very big, operation workers with long time works under such circumstances, physical and mental health is had a certain impact, as caused auditory dysesthesia etc.
Summary of the invention:
It is an object of the invention to provide the feeding mechanism of the sewing machine of noise and the vibration produced when a kind of structure is simple, reduction machine operates.
The present invention is achieved in that
A kind of sewing machine, include and send cloth motor, the output shaft of cloth motor is sent to be connected with retainer seat, one end of retainer seat and retainer is hinged, the other end of retainer is connected with feed lifting rock fork-shaped crank, feed lifting rock fork-shaped crank is arranged on to be lifted on tooth axle, described just sending cloth motor, reversion drives retainer seat action and then drives retainer to do front and back motion, described lift tooth axle is also provided with lift tooth rear crank, tooth connecting rod is connected with eccentric wheel by lifting to lift tooth rear crank, eccentric wheel is arranged on main shaft, described main shaft is driven by spindle motor and rotates, band movable eccentric wheel moves, and then drive and lift tooth rear crank and swing up and down, tooth axle to-and-fro movement is lifted in drive, final drive feed lifting rock fork-shaped crank swings, thus realize the up and down motion of retainer.
In technique scheme, described main shaft is also connected with lower axle by transmission rig, and the front end of lower axle is provided with revolves shuttle, and main shaft drives lower axle to rotate by transmission rig.
In technique scheme, the main shaft conical gear that described transmission rig comprises vertical pivot and is arranged on main shaft, conical gear and lower conical gear it is respectively arranged with at vertical pivot upper/lower terminal, upper conical gear and main shaft conical gear engaged transmission, lower conical gear and the lower shaft bevel gear engaged transmission being arranged on lower axle.
In technique scheme, described transmission rig comprises the upper synchronous belt wheel being arranged on main shaft, the lower synchronous belt wheel being arranged on lower axle, and it is arranged on the tightening pulley of lower synchronous belt wheel both sides, the tensioning wheel shaft of two tightening pulleys is connected with base plate, synchronous band connects upper synchronous belt wheel, lower synchronous belt wheel and two tightening pulleys, and lower synchronous belt wheel is positioned on the outside surface of synchronous band.
In technique scheme, described retainer cover for seat is contained in outside the output shaft sending cloth motor, and is fixed by screw lock.
In technique scheme, tooth slider pin is connected the other end of described retainer with lifting, described in lift tooth slider pin and be set in and lift tooth slide block, described in lift tooth slide block and be arranged in the opening of feed lifting rock fork-shaped crank, and can move along opening.
The advantage that the present invention gives prominence to compared to existing technology is:
1, by sending, cloth driven by motor retainer does front and back motion in the present invention, drives the up and down motion of retainer by spindle motor, and Dual-motors Driving, has the advantage of low vibration, low noise;
2, present configuration is compact, and the part of installation is few, reduces the intensity that workman installs.
Accompanying drawing illustrates:
Fig. 1 is the schematic diagram of the transmission rig employing geartransmission of the present invention;
Fig. 2 is the schematic diagram that the present invention is arranged on base plate, and transmission rig adopts geartransmission;
Fig. 3 is the schematic diagram that the transmission rig of the present invention adopts synchronous V belt translation;
Fig. 4 is the schematic diagram that the present invention is arranged on base plate, and transmission rig adopts synchronous V belt translation.
Embodiment:
With specific embodiment, the invention will be further described below, see Fig. 14:
A kind of sewing machine, include and send cloth motor 1, the output shaft 2 of cloth motor 1 is sent to be connected with retainer seat 3, retainer seat 3 is hinged with one end of retainer 4, the other end of retainer 4 is connected with feed lifting rock fork-shaped crank 5, feed lifting rock fork-shaped crank 5 is arranged on to be lifted on tooth axle 6, described just sending cloth motor 1 output shaft 2, reversion drives retainer seat 3 in two direction reciprocation actions in opposite directions and then to drive retainer 4 to do front and back motion, described lift tooth axle 6 is also provided with lift tooth rear crank 7, tooth connecting rod 8 is connected with eccentric wheel 9 by lifting to lift tooth rear crank 7, eccentric wheel 9 is arranged on main shaft 10, described main shaft 10 is driven by spindle motor and rotates, band movable eccentric wheel 9 moves, and then drive and lift tooth rear crank 7 and swing up and down, tooth axle 6 to-and-fro movement is lifted in drive, final drive feed lifting rock fork-shaped crank 5 swings, thus realize the up and down motion of retainer 4.
In technique scheme, described main shaft 10 is also connected with lower axle 11 by transmission rig, and the front end of lower axle 11 is provided with revolves shuttle 12, and main shaft 10 drives lower axle 11 to rotate by transmission rig.
In technique scheme, the main shaft conical gear 14 that described transmission rig comprises vertical pivot 13 and is arranged on main shaft 10, conical gear 15 and lower conical gear 16 it is respectively arranged with at vertical pivot 13 upper/lower terminal, upper conical gear 15 and main shaft conical gear 14 engaged transmission, lower conical gear 16 takes turns engaged transmission with the lower axle umbrella tooth 17 being arranged on lower axle 11.
Transmission rig is except above-mentioned gear drive, synchronous V belt translation can also be adopted, concrete structure is: comprise the upper synchronous belt wheel 21 being arranged on main shaft 10, the lower synchronous belt wheel 22 being arranged on lower axle 11, and it is arranged on the tightening pulley 23,24 of lower synchronous belt wheel 22 both sides, the tensioning wheel shaft of two tightening pulleys 23,24 is connected with base plate 25, the upper synchronous belt wheel 21 of synchronous band 26 connection, lower synchronous belt wheel 22 and two tightening pulleys 23,24, and lower synchronous belt wheel 22 is positioned on the outside surface of synchronous band 26.
In technique scheme, described retainer seat 3 is sleeved on outside the output shaft 2 sending cloth motor 1, and is locked by screw 18.
In technique scheme, tooth slider pin 19 is connected the other end of described retainer 4 with lifting, described in lift tooth slider pin and be set in and lift tooth slide block, described in lift in the opening that tooth slide block is arranged on feed lifting rock fork-shaped crank 5, and can move along opening.
The principle of work of the present invention:
The sewing machine of the present invention, by sending cloth motor 1, drives the feeding mechanism of sewing machine. Feeding mechanism comprises retainer seat 3, retainer 4, feed lifting rock fork-shaped crank 5 form. The output shaft 2 of cloth motor 1 is sent to be connected with retainer seat 3. Send cloth motor 1 by the clockwise of output shaft 2 and counterclockwise reciprocating rotation, thus drive retainer seat 3 towards a direction and the direction to-and-fro movement contrary with this direction. Retainer seat 3 is hinged with retainer 4, the motion of retainer seat 3, drives retainer 4 to do front and back motion.
Spindle motor drives main shaft 10 to be rotated, and main shaft conical gear 14 is fixedly connected with main shaft 10, and eccentric wheel 9 is fixedly connected with main shaft 10. Main shaft 10 moves, and drives main shaft conical gear 14 to rotate. Upper conical gear 15 is fixedly connected with vertical pivot 13, and lower conical gear 16 is fixedly connected with vertical pivot 13. Main shaft conical gear 14 rotates, and by vertical pivot 13, by transmission of power to lower axle 11, thus drives lower axle 11 to rotate. Meanwhile, main shaft 10 moves, and band movable eccentric wheel 9 moves, thus drives and lift tooth rear crank 7 and swing up and down within the specific limits, drives and lifts tooth axle 6 to-and-fro movement within the specific limits. Final drive feed lifting rock fork-shaped crank 5 swings, thus realizes the up and down motion of retainer 4. Being provided with tooth 20 on retainer 4, the action of retainer 4 drives tooth 20 action to realize feeding.
One of above-described embodiment better embodiment being only the present invention, not limits the practical range of the present invention with this, therefore: the equivalence change that all shapes according to the present invention, structure, principle are done, all should be covered by within protection scope of the present invention.
Claims (6)
1. a sewing machine, it is characterized in that: include and send cloth motor, the output shaft of cloth motor is sent to be connected with retainer seat, one end of retainer seat and retainer is hinged, the other end of retainer is connected with feed lifting rock fork-shaped crank, feed lifting rock fork-shaped crank is arranged on to be lifted on tooth axle, described just sending cloth motor, reversion drives retainer seat action and then drives retainer to do front and back motion, described lift tooth axle is also provided with lift tooth rear crank, tooth connecting rod is connected with eccentric wheel by lifting to lift tooth rear crank, eccentric wheel is arranged on main shaft, described main shaft is driven by spindle motor and rotates, band movable eccentric wheel moves, and then drive and lift tooth rear crank and swing up and down, tooth axle to-and-fro movement is lifted in drive, final drive feed lifting rock fork-shaped crank swings, thus realize the up and down motion of retainer.
2. a kind of sewing machine according to claim 1, it is characterised in that: described main shaft is also connected with lower axle by transmission rig, and the front end of lower axle is provided with revolves shuttle, and main shaft drives lower axle to rotate by transmission rig.
3. a kind of sewing machine according to claim 2, it is characterized in that: the main shaft conical gear that described transmission rig comprises vertical pivot and is arranged on main shaft, conical gear and lower conical gear it is respectively arranged with at vertical pivot upper/lower terminal, upper conical gear and main shaft conical gear engaged transmission, lower conical gear and the lower shaft bevel gear engaged transmission being arranged on lower axle.
4. a kind of sewing machine according to claim 2, it is characterized in that: described transmission rig comprises the upper synchronous belt wheel being arranged on main shaft, the lower synchronous belt wheel being arranged on lower axle, and it is arranged on the tightening pulley of lower synchronous belt wheel both sides, the tensioning wheel shaft of two tightening pulleys is connected with base plate, synchronous band connects upper synchronous belt wheel, lower synchronous belt wheel and two tightening pulleys, and lower synchronous belt wheel is positioned on the outside surface of synchronous band.
5. a kind of sewing machine according to claim 1, it is characterised in that: described retainer cover for seat is contained in outside the output shaft sending cloth motor, and is fixed by screw lock.
6. a kind of sewing machine according to claim 1, it is characterized in that: tooth slider pin is connected the other end of described retainer with lifting, described tooth slider pin of lifting is set in and lifts tooth slide block, described in lift tooth slide block and be arranged in the opening of feed lifting rock fork-shaped crank, and can move along opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009472.4A CN105624932A (en) | 2015-12-29 | 2015-12-29 | Sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009472.4A CN105624932A (en) | 2015-12-29 | 2015-12-29 | Sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105624932A true CN105624932A (en) | 2016-06-01 |
Family
ID=56040256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009472.4A Pending CN105624932A (en) | 2015-12-29 | 2015-12-29 | Sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105624932A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103673A (en) * | 2018-03-05 | 2018-06-01 | 苏州强逸机械有限公司 | A kind of crank-sewing machine crank balance regulator |
| CN108396468A (en) * | 2018-04-24 | 2018-08-14 | 浙江美机缝纫机有限公司 | A kind of Dual-motors Driving feed device of sewing machine |
| CN112626732A (en) * | 2019-09-24 | 2021-04-09 | 杰克缝纫机股份有限公司 | Feed lifting mechanism with adjustable feed lifting height and sewing machine |
| CN112626731A (en) * | 2019-09-24 | 2021-04-09 | 杰克缝纫机股份有限公司 | Feed lifting mechanism with adjustable feed lifting height and sewing machine |
| WO2021128842A1 (en) * | 2019-12-25 | 2021-07-01 | 杰克缝纫机股份有限公司 | Feeding mechanism of sewing machine and sewing machine comprising feeding mechanism |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088565A (en) * | 2011-11-05 | 2013-05-08 | 麻佰林 | Novel driving structure device of special intelligent eyelet buttonhole sewing machine |
| CN203096382U (en) * | 2013-02-06 | 2013-07-31 | 台州拓卡奔马机电科技有限公司 | Power transmission mechanism of buttonholing machine |
| CN203144694U (en) * | 2013-03-28 | 2013-08-21 | 麻佰林 | Eyelet buttonhole sewing machine direct-driving structure |
| CN103361903A (en) * | 2012-03-30 | 2013-10-23 | 兄弟工业株式会社 | A sewing machine |
| CN203487351U (en) * | 2013-10-10 | 2014-03-19 | 詹国强 | Belt-type synchronous edge stitching machine |
| CN204455541U (en) * | 2015-02-09 | 2015-07-08 | 浙江乐江机械有限公司 | A kind of Sewing machines |
| CN105113152A (en) * | 2015-09-30 | 2015-12-02 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN105177870A (en) * | 2015-09-30 | 2015-12-23 | 杰克缝纫机股份有限公司 | Tooth lifting mechanism of sewing machine |
-
2015
- 2015-12-29 CN CN201511009472.4A patent/CN105624932A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088565A (en) * | 2011-11-05 | 2013-05-08 | 麻佰林 | Novel driving structure device of special intelligent eyelet buttonhole sewing machine |
| CN103361903A (en) * | 2012-03-30 | 2013-10-23 | 兄弟工业株式会社 | A sewing machine |
| CN203096382U (en) * | 2013-02-06 | 2013-07-31 | 台州拓卡奔马机电科技有限公司 | Power transmission mechanism of buttonholing machine |
| CN203144694U (en) * | 2013-03-28 | 2013-08-21 | 麻佰林 | Eyelet buttonhole sewing machine direct-driving structure |
| CN203487351U (en) * | 2013-10-10 | 2014-03-19 | 詹国强 | Belt-type synchronous edge stitching machine |
| CN204455541U (en) * | 2015-02-09 | 2015-07-08 | 浙江乐江机械有限公司 | A kind of Sewing machines |
| CN105113152A (en) * | 2015-09-30 | 2015-12-02 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN105177870A (en) * | 2015-09-30 | 2015-12-23 | 杰克缝纫机股份有限公司 | Tooth lifting mechanism of sewing machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103673A (en) * | 2018-03-05 | 2018-06-01 | 苏州强逸机械有限公司 | A kind of crank-sewing machine crank balance regulator |
| CN108396468A (en) * | 2018-04-24 | 2018-08-14 | 浙江美机缝纫机有限公司 | A kind of Dual-motors Driving feed device of sewing machine |
| CN108396468B (en) * | 2018-04-24 | 2023-08-15 | 浙江美机缝纫机有限公司 | Dual-motor driving feeding device of sewing machine |
| CN112626732A (en) * | 2019-09-24 | 2021-04-09 | 杰克缝纫机股份有限公司 | Feed lifting mechanism with adjustable feed lifting height and sewing machine |
| CN112626731A (en) * | 2019-09-24 | 2021-04-09 | 杰克缝纫机股份有限公司 | Feed lifting mechanism with adjustable feed lifting height and sewing machine |
| WO2021128842A1 (en) * | 2019-12-25 | 2021-07-01 | 杰克缝纫机股份有限公司 | Feeding mechanism of sewing machine and sewing machine comprising feeding mechanism |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |