CN203513991U - Needle pitch transforming mechanism of sewing machine - Google Patents
Needle pitch transforming mechanism of sewing machine Download PDFInfo
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- CN203513991U CN203513991U CN201320577992.5U CN201320577992U CN203513991U CN 203513991 U CN203513991 U CN 203513991U CN 201320577992 U CN201320577992 U CN 201320577992U CN 203513991 U CN203513991 U CN 203513991U
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Abstract
The utility model provides a needle pitch transforming mechanism of a sewing machine, and belongs to the technical field of sewing machines. The problem that a sewing machine needle pitch transforming mechanism in the prior art is complex in structure and low in needle pitch adjusting precision is solved. The needle pith transforming mechanism of the sewing machine comprises a feed lifting rock shaft, a cloth feeding shaft, a swing plate seat, a cloth feeding eccentric wheel, a cloth feeding connecting rod and a cloth feeding crank, the swing plate seat is hinged to the machine case of the sewing machine, a swing plate component enabling the cloth feeding connecting rod to drive the cloth feeding crank to swing is arranged in the swing plate seat, the cloth feeding connecting rod is connected with the cloth feeding crank through the swing plate component, a motor is fixedly arranged on the machine case, the machine case is rotatably connected with a cloth feeding transforming shaft, the cloth feeding transforming shaft is in transmission connection with an output shaft of the motor through a transmission structure, a needle pitch transforming crank is fixedly connected on the cloth feeding transforming shaft, and an adjusting connecting rod capable of enabling the needle pith transforming crank and the swing plate seat to swing together is connected between the needle pith transforming crank and the swing plate seat. The needle pitch transforming mechanism has the advantages of being simple in structure, high in needle pith adjusting precision and the like.
Description
Technical field
The utility model belongs to sewing machine technique field, relates to a kind of needle gage mapping device of Sewing machines.
Background technology
Sewing machines is to use one or more sewing thread, forms one or more stitchings on sewing, the machine that makes one or more layers sewing interweave or unite by a seam.When we make dress material, all wish that the needle gage size of seam is evenly attractive in appearance, this just requires operator to adjust as required at any time needle gage mechanism.Meanwhile, the dress material of making due to us have thick have thin, hard-soft, while doing thick material and hard material, must needle gage be adjusted largerly, while doing soft material and thin material, must needle gage be adjusted smallerly, therefore, must, according to the character of dress material, utilize at any time needle gage mapping device to select suitable needle gage.In order to realize the regulatory function of just stitching, backstitch function and needle gage size of Sewing machines, production unit on each Sewing machines design and installation needle gage mapping device.
The needle gage mapping device of tradition Sewing machines by needle pitch base, backstitch connecting rod, swing panel seat, backstitch electromagnet etc. and form, by bidding quotation, adjust the size of sewing needle distance, by backstitching spanner and backstitching electromagnet, change the angle that swings panel seat and switch to fall along seam, there is complex structure in this mechanism, inconvenience is installed, backstitches the shortcomings such as electromagnetic actuation reaction speed is slow, impulsive force is large, noise is large.In addition, Chinese patent literature also discloses a kind of novel sewing machine needle gage mapping device [application number: 200610117561.5], comprise that sewing length adjustment device, needle gage regulate fork, backstitch crank, backstitch platform, described sewing length adjustment device has two groups, be respectively big needle distance adjusting device and little sewing length adjustment device, big needle distance adjusting device is comprised of big needle distance adjusting screw(rod), needle gage bidding quotation location-plate, needle gage bidding quotation, big needle distance bidding quotation panel; Little sewing length adjustment device is comprised of little needle gage adjusting screw(rod), needle gage bidding quotation location-plate, needle gage bidding quotation, little needle gage bidding quotation panel; Described needle gage regulates fork to contact with large and small needle gage adjusting screw(rod) respectively by backstitching close pin air cylinder driven.This needle gage mapping device, by hand rotation needle gage dial plate, changes numerical value shown in needle gage dial plate panel, makes needle gage increase or reduce.There is the deficiencies such as automaticity is low, adjusting precision is not high, troublesome poeration in the mode of manual adjustments.Meanwhile, this governor motion is the same with traditional needle gage mapping device, has complex structure, and the shortcoming of trouble is installed.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of needle gage mapping device of Sewing machines, and technical problem to be solved in the utility model is to improve the precision that needle gage regulates, and makes needle gage mapping device simple in structure.
The purpose of this utility model can realize by following technical proposal: a kind of needle gage mapping device of Sewing machines, this needle gage mapping device comprises feed lifting rock shaft, cloth pushing shaft and swing panel seat, on described cloth pushing shaft, be fixed with cloth feeding crank, on described feed lifting rock shaft, be fixed with work feed eccentric wheel and on work feed eccentric wheel, be socketed with work feed connecting rod, it is characterized in that, described swing panel seat is hinged on the casing of Sewing machines, in swinging panel seat, be provided with the oscillating deck assembly that makes work feed connecting rod can drive cloth feeding crank to swing, described work feed connecting rod is connected with cloth feeding crank by oscillating deck assembly, on described casing, be also installed with motor and be rotatably connected to work feed exchanging shaft, described work feed exchanging shaft is in transmission connection by the output shaft of drive mechanism and motor, on work feed exchanging shaft, be fixed with needle gage conversion crank, described needle gage conversion crank with swing between panel seat, be connected with make both can together with the regulating connecting rod that swings.
This needle gage mapping device is mainly used in flat seam machine.Work feed connecting rod is socketed on work feed eccentric wheel, feed lifting rock shaft counterclockwise rotates, the eccentric rotation of work feed can convert the stretching motion of work feed connecting rod to, the flexible of work feed connecting rod drives cloth feeding crank to swing back and forth by oscillating deck assembly, then drives cloth pushing shaft to swing back and forth clockwise or counterclockwise, thereby controls seesawing of feed dog, simultaneously, when feed lifting rock shaft rotates, can control moving up and down of feed dog again, thereby form the feeding track of retainer.The direction swinging due to cloth feeding crank is swung the residing angle of panel seat to be affected, and swings the angle position of panel seat by changes, can switch the feeding state that Sewing machines is just stitching or backstitching, and in the process of change swing panel seat, the size of needle gage also can change thereupon simultaneously.In this needle gage mapping device, the angle that swings panel seat is subject to Electric Machine Control, and motor can accurately be rotated in the forward or counter-rotate certain angle by control system control, thereby accurately controls the angle that swings panel seat.Particularly, the output shaft of motor can drive work feed exchanging shaft to swing by drive mechanism, because needle gage conversion crank and work feed exchanging shaft are connected, therefore needle gage conversion crank can swing along with work feed exchanging shaft, then by regulating connecting rod, drive swing panel seat to rotate around its pin joint, the position that swings panel seat when turning to the angle of setting can be fixed, like this motor just can accurately control sewing needle that the pendulum angle that swings panel seat controls Sewing machines apart from, backstitch and along seam.Due to this needle gage mapping device motor with to swing between panel seat drive mechanism simple, and the adjusting of needle gage is subject to Electric Machine Control, therefore can save needle gage bidding quotation, needle gage dial plate panel, backstitch the structures such as electromagnet, has advantages of simple in structure.
In the needle gage mapping device of above-mentioned Sewing machines, described drive mechanism comprises synchronous pulley one and synchronous pulley two, described synchronous pulley one is connected on the output shaft of motor, described synchronous pulley two fixed covers are located on work feed exchanging shaft, between described synchronous pulley one and described synchronous pulley two, are connected with Timing Belt.Owing to connecting Timing Belt between synchronous pulley one and synchronous pulley two, therefore, when motor output shaft is when driving synchronous pulley one to rotate, synchronous pulley two can play rotation one by one with synchronous pulley, then drives work feed exchanging shaft to rotate.By toothed belt transmission, there is the advantages such as cost is low, transmission is stable.
In the needle gage mapping device of above-mentioned Sewing machines, described drive mechanism comprises shaft coupling, and one end of described shaft coupling connects the output shaft of motor, and the other end of shaft coupling connects work feed exchanging shaft.Shaft coupling is for connecting two axles in different institutions as driving shaft and driven shaft, makes it common rotation with the machine components of transmitting torque.Shaft coupling uses very extensive in existing machinery drive technology field, and general engine is mostly connected by means of shaft coupling and working machine.By shaft coupling transmission, have that transmission is stable, precision advantages of higher.
In the needle gage mapping device of above-mentioned Sewing machines, on described casing, be fixed with installation axle sleeve, the middle part of described work feed exchanging shaft is rotated and is located in described installation axle sleeve, described needle gage conversion crank is connected in one end of work feed exchanging shaft, and described synchronous pulley two fixed covers are located at the other end of work feed exchanging shaft.Axle sleeve is installed and is played the fixedly effect of work feed exchanging shaft, make work feed exchanging shaft easy for installation.
In the needle gage mapping device of above-mentioned Sewing machines, one end of described regulating connecting rod is hinged on described needle gage conversion crank, and the other end of regulating connecting rod is hinged on described swing panel seat.
In the needle gage mapping device of above-mentioned Sewing machines, on described needle gage conversion crank, offer connecting hole one, on described swing panel seat, offer connecting hole two, the two ends of described regulating connecting rod offer respectively through hole, and the through hole at described regulating connecting rod two ends is be also respectively inserted with latch relative to connecting hole two connecting hole one respectively.Latch can rotate in connecting hole one, connecting hole two and through hole.
In the needle gage mapping device of above-mentioned Sewing machines, described motor is stepper motor or servomotor.Stepper motor and servomotor are prior art, all can on market, convenient purchase obtain.Stepper motor and servomotor all have advantages of accurate positioning, therefore apply in this needle gage mapping device, can more accurately regulate the angle that swings panel seat, thereby improve the precision that needle gage regulates.And after swing panel seat angular adjustment completes, the driving shaft of stepper motor and servomotor can not rotate voluntarily, thereby the position that swings panel seat is fixed.
In the needle gage mapping device of above-mentioned Sewing machines, one end of described work feed connecting rod is socketed on described work feed eccentric wheel, the other end of described work feed connecting rod is connected with connecting pin, described oscillating deck assembly comprises long oscillating deck and short oscillating deck, one end of described long oscillating deck and described short oscillating deck is all rotatably connected on connecting pin, the other end of described long oscillating deck is hinged on described cloth feeding crank, and the other end of described short oscillating deck is hinged on described swing panel seat.Because one end of long oscillating deck and short oscillating deck is all connected on connecting pin, and the short oscillating deck other end is hinged on swing panel seat, cloth feeding crank is driven and is swung by long oscillating deck, therefore the direction that long oscillating deck and cloth feeding crank swing is swung the residing angle of panel seat to be affected, by change, swing panel seat angle position, can switch the feeding state that Sewing machines is just stitching or backstitching, in changing the process that swings panel seat, the size of needle gage also can be along with change simultaneously.In order to make more stable transmission, the quantity of long oscillating deck and short oscillating deck is two, and two long swings and two short oscillating decks are symmetricly set on cloth feeding crank both sides respectively.
In the needle gage mapping device of above-mentioned Sewing machines, on described casing, be installed with steady pin, described swing panel seat is hinged on described casing by described steady pin.Swinging panel seat can be that axle rotates around steady pin, regulates self angle.
Compared with prior art, the needle gage mapping device of this Sewing machines has the following advantages:
1, this needle gage mapping device mechanism has and can accurately control stepper motor or the servomotor that swings panel seat angle, can fine adjustment swings the angle of panel seat, therefore has the advantages such as precision that needle gage regulates is high, easy to adjust.
2, because this needle gage mapping device is simple in structure, therefore easy for installation, the advantage such as reaction speed is fast, impulsive force is little, noise is little.
3, this needle gage mapping device mechanism also has reasonable in design, simple in structure, automaticity advantages of higher.
Accompanying drawing explanation
Fig. 1 is the explosive view of the needle gage mapping device of this Sewing machines.
Fig. 2 is the perspective view of the needle gage mapping device of this Sewing machines.
Fig. 3 is the partial structurtes schematic diagram of the needle gage mapping device of this Sewing machines.
Fig. 4 is the assembling schematic diagram of the needle gage mapping device of this Sewing machines.
Fig. 5 is the explosive view of embodiment bis-.
In figure, 1, casing; 2, feed lifting rock shaft; 3, cloth pushing shaft; 4, swing panel seat; 4a, connecting hole two; 5, cloth feeding crank; 6, work feed eccentric wheel; 7, work feed connecting rod; 8, motor; 8a, output shaft; 9, work feed exchanging shaft; 10, needle gage conversion crank; 10a, connecting hole one; 11, regulating connecting rod; 11a, through hole; 12, synchronous pulley one; 13, synchronous pulley two; 14, Timing Belt; 15, shaft coupling; 16, axle sleeve is installed; 17, latch; 18, connecting pin; 19, long oscillating deck; 20, short oscillating deck; 21, steady pin.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment mono-
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the needle gage mapping device of this Sewing machines comprises feed lifting rock shaft 2, cloth pushing shaft 3, swings panel seat 4, motor 8, work feed connecting rod 7, work feed exchanging shaft 9 etc.Motor 8 is fixed on sewing machine case 1, and motor 8 can adopt servomotor 8 or stepper motor 8.On cloth pushing shaft 3, be fixed with cloth feeding crank 5, on feed lifting rock shaft 2, be fixed with work feed eccentric wheel 6, on sewing machine case 1, be installed with steady pin 21, swing panel seat 4 and be hinged on sewing machine case 1 by steady pin 21.In swinging panel seat 4, be provided with the oscillating deck assembly that makes work feed connecting rod 7 can drive cloth feeding crank 5 to swing.One end of work feed connecting rod 7 is socketed on work feed eccentric wheel 6, and the rotational of work feed eccentric wheel 6 converts the stretching motion of work feed connecting rod 7 to.The other end of work feed connecting rod 7 is connected with connecting pin 18 and is connected with cloth feeding crank 5 by oscillating deck assembly.Particularly, as shown in Figures 2 and 3, oscillating deck assembly comprises long oscillating deck 19 and short oscillating deck 20, one end of long oscillating deck 19 and short oscillating deck 20 is all rotatably connected on connecting pin 18, the other end of long oscillating deck 19 is hinged on cloth feeding crank 5, and the other end of short oscillating deck 20 is hinged on and swings on panel seat 4.
When needle gage conversion crank 10 with while swinging panel seat 4 in different angle position, feed mechanism is in different feeding states, the pendulum angle that swings panel seat 4 for motor 8 can be controlled is accurately controlled the sewing needle distance of Sewing machines, backstitch and suitable seam, on sewing machine case 1, be fixed with axle sleeve 16 is installed, the middle part of work feed exchanging shaft 9 is rotated to be located in and is installed in axle sleeve 16, needle gage conversion crank 10 is connected in one end of work feed exchanging shaft 9, and the other end of work feed exchanging shaft 9 is in transmission connection by the output shaft 8a of drive mechanism and motor 8.Particularly, drive mechanism comprises synchronous pulley 1 and synchronous pulley 2 13, synchronous pulley 1 is connected on the output shaft 8a of motor 8, and synchronous pulley 2 13 fixed covers are located at the other end of work feed exchanging shaft 9, between synchronous pulley 1 and synchronous pulley 2 13, are connected with Timing Belt 14.On work feed exchanging shaft 9, be fixed with needle gage conversion crank 10, needle gage conversion crank 10 with swing between panel seat 4, be connected with make both can together with the regulating connecting rod 11 that swings, one end of this regulating connecting rod 11 is hinged on needle gage conversion crank 10, and the other end of regulating connecting rod 11 is hinged on and swings on panel seat 4.Particularly, as shown in Figure 3, on needle gage conversion crank 10, offer connecting hole one 10a, swing on panel seat 4 and offer connecting hole two 4a, the two ends of regulating connecting rod 11 offer respectively through hole 11a, and the through hole 11a at regulating connecting rod 11 two ends is be also respectively inserted with latch 17 relative to connecting hole two 4a connecting hole one 10a respectively.
The operation principle of the needle gage mapping device of this Sewing machines is: feed lifting rock shaft 2 counterclockwise rotates, the rotation of work feed eccentric wheel 6 can convert the stretching motion of work feed connecting rod 7 to, the long oscillating deck 19 of flexible drive of work feed connecting rod 7 and short oscillating deck 20 rotate, the rotation of long oscillating deck 19 drives cloth feeding crank 5 to swing back and forth, then drive cloth pushing shaft 3 to swing back and forth clockwise or counterclockwise, thereby control seesawing of feed dog, simultaneously, when feed lifting rock shaft 2 rotates, can control moving up and down of feed dog again, thereby form the feeding track of retainer.When need to switching the just seam of Sewing machines or backstitching state, while maybe needing to change needle gage size, only need control motor 8 by control system and rotate certain angle, the output shaft 8a of motor 8 drives synchronous pulley 1 to rotate, synchronous pulley 1 drives synchronous pulley 2 13 to rotate by Timing Belt 14, then drives the needle gage conversion crank 10 on work feed exchanging shaft 9 and work feed exchanging shaft 9 to rotate.Due to needle gage conversion crank 10 with swing panel seat 4 and be connected by regulating connecting rod 11, so swing panel seat 4 and can convert crank 10 with needle gage and jointly swing, at the angle rear motor 8 that swings to setting, shut down, the position of swing panel seat 4 is fixed.Swing after the angle position change of panel seat 4, the duty of Sewing machines is also changed.
Embodiment bis-
The present embodiment is basic identical with structure and the principle of embodiment mono-, different place is: the structure of drive mechanism can adopt following scheme to replace, as shown in Figure 5, drive mechanism comprises shaft coupling 15, one end of shaft coupling 15 connects the output shaft 8a of motor 8, and the other end of shaft coupling 15 connects work feed exchanging shaft 9.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used sewing machine case 1, feed lifting rock shaft 2, cloth pushing shaft 3, swing panel seat 4, connecting hole two 4a, cloth feeding crank 5, work feed eccentric wheel 6, work feed connecting rod 7, motor 8, output shaft 8a, work feed exchanging shaft 9, needle gage conversion crank 10, connecting hole one 10a, regulating connecting rod 11, through hole 11a, synchronous pulley 1, synchronous pulley 2 13, Timing Belt 14, shaft coupling 15 herein, the terms such as axle sleeve 16, latch 17, connecting pin 18, long oscillating deck 19, short oscillating deck 20, steady pin 21 be installed, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (9)
1. the needle gage mapping device of a Sewing machines, this needle gage mapping device comprises feed lifting rock shaft (2), cloth pushing shaft (3) and swing panel seat (4), on described cloth pushing shaft (3), be fixed with cloth feeding crank (5), on described feed lifting rock shaft (2), be fixed with work feed eccentric wheel (6) and on work feed eccentric wheel (6), be socketed with work feed connecting rod (7), it is characterized in that, described swing panel seat (4) is hinged on the casing (1) of Sewing machines, in swinging panel seat (4), be provided with the oscillating deck assembly that makes work feed connecting rod (7) can drive cloth feeding crank (5) to swing, described work feed connecting rod (7) is connected with cloth feeding crank (5) by oscillating deck assembly, on described casing (1), be also installed with motor (8) and be rotatably connected to work feed exchanging shaft (9), described work feed exchanging shaft (9) is in transmission connection by the output shaft (8a) of drive mechanism and motor (8), on work feed exchanging shaft (9), be fixed with needle gage conversion crank (10), described needle gage conversion crank (10) with between swing panel seat (4), be connected with make both can together with the regulating connecting rod (11) that swings.
2. the needle gage mapping device of Sewing machines according to claim 1, it is characterized in that, described drive mechanism comprises synchronous pulley one (12) and synchronous pulley two (13), described synchronous pulley one (12) is connected on the output shaft (8a) of motor (8), it is upper that described synchronous pulley two (13) fixed covers are located at work feed exchanging shaft (9), between described synchronous pulley one (12) and described synchronous pulley two (13), is connected with Timing Belt (14).
3. the needle gage mapping device of Sewing machines according to claim 1, it is characterized in that, described drive mechanism comprises shaft coupling (15), and one end of described shaft coupling (15) connects the output shaft (8a) of motor (8), and the other end of shaft coupling (15) connects work feed exchanging shaft (9).
4. the needle gage mapping device of Sewing machines according to claim 2, it is characterized in that, on described casing (1), be fixed with axle sleeve (16) is installed, the middle part of described work feed exchanging shaft (9) is rotated and is located in described installation axle sleeve (16), described needle gage conversion crank (10) is connected in one end of work feed exchanging shaft (9), and described synchronous pulley two (13) fixed covers are located at the other end of work feed exchanging shaft (9).
5. according to the needle gage mapping device of the Sewing machines described in claim 1 or 2 or 3 or 4, it is characterized in that, it is upper that one end of described regulating connecting rod (11) is hinged on described needle gage conversion crank (10), and the other end of regulating connecting rod (11) is hinged on described swing panel seat (4).
6. the needle gage mapping device of Sewing machines according to claim 5, it is characterized in that, on described needle gage conversion crank (10), offer connecting hole one (10a), on described swing panel seat (4), offer connecting hole two (4a), the two ends of described regulating connecting rod (11) offer respectively through hole (11a), and the through hole (11a) at described regulating connecting rod (11) two ends is be also respectively inserted with latch (17) relative to connecting hole two (4a) connecting hole one (10a) respectively.
7. according to the needle gage mapping device of the Sewing machines described in claim 1 or 2 or 3 or 4, it is characterized in that, described motor (8) is stepper motor (8) or servomotor (8).
8. the needle gage mapping device of Sewing machines according to claim 1, it is characterized in that, one end of described work feed connecting rod (7) is socketed on described work feed eccentric wheel (6), the other end of described work feed connecting rod (7) is connected with connecting pin (18), described oscillating deck assembly comprises long oscillating deck (19) and short oscillating deck (20), one end of described long oscillating deck (19) and described short oscillating deck (20) is all rotatably connected on described connecting pin (18), the other end of described long oscillating deck (19) is hinged on described cloth feeding crank (5), the other end of described short oscillating deck (20) is hinged on described swing panel seat (4).
9. according to the needle gage mapping device of the Sewing machines described in claim 1 or 2 or 3 or 4, it is characterized in that, on described casing (1), be installed with steady pin (21), described swing panel seat (4) is hinged on described casing (1) by described steady pin (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577992.5U CN203513991U (en) | 2013-09-17 | 2013-09-17 | Needle pitch transforming mechanism of sewing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577992.5U CN203513991U (en) | 2013-09-17 | 2013-09-17 | Needle pitch transforming mechanism of sewing machine |
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| CN203513991U true CN203513991U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320577992.5U Expired - Fee Related CN203513991U (en) | 2013-09-17 | 2013-09-17 | Needle pitch transforming mechanism of sewing machine |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104195752A (en) * | 2014-09-25 | 2014-12-10 | 杰克缝纫机股份有限公司 | Cloth feeding mechanism for overedger |
| CN104264378A (en) * | 2014-09-25 | 2015-01-07 | 杰克缝纫机股份有限公司 | Needle pitch adjusting mechanism of overedger |
| CN105734849A (en) * | 2016-04-27 | 2016-07-06 | 杰克缝纫机股份有限公司 | Stitch length adjusting mechanism of lockstitch sewing machine |
| CN108457006A (en) * | 2018-05-08 | 2018-08-28 | 浙江美机缝纫机有限公司 | A kind of sewing machine and its can needle space changable mechanism |
| CN109371578A (en) * | 2018-12-29 | 2019-02-22 | 杰克缝纫机股份有限公司 | Adjust the mechanism and its working method of sewing needle distance |
| CN109402878A (en) * | 2018-12-29 | 2019-03-01 | 杰克缝纫机股份有限公司 | The needle gage regulating mechanism and its working method of sewing machine |
| CN109706629A (en) * | 2019-02-22 | 2019-05-03 | 浙江美机缝纫机有限公司 | The sewing length adjustment device of sewing machine |
| CN110258034A (en) * | 2019-06-06 | 2019-09-20 | 温州友缝机电有限公司 | Tape edge sewing machine |
| CN110273230A (en) * | 2019-07-19 | 2019-09-24 | 浙江美机缝纫机有限公司 | The needle gage control mechanism of sewing machine |
| CN111118752A (en) * | 2020-02-25 | 2020-05-08 | 杰克缝纫机股份有限公司 | Sewing machine |
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2013
- 2013-09-17 CN CN201320577992.5U patent/CN203513991U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264378A (en) * | 2014-09-25 | 2015-01-07 | 杰克缝纫机股份有限公司 | Needle pitch adjusting mechanism of overedger |
| CN104195752A (en) * | 2014-09-25 | 2014-12-10 | 杰克缝纫机股份有限公司 | Cloth feeding mechanism for overedger |
| CN105734849B (en) * | 2016-04-27 | 2019-03-01 | 杰克缝纫机股份有限公司 | Flush joint needle pitch regulating mechanism |
| CN105734849A (en) * | 2016-04-27 | 2016-07-06 | 杰克缝纫机股份有限公司 | Stitch length adjusting mechanism of lockstitch sewing machine |
| CN108457006A (en) * | 2018-05-08 | 2018-08-28 | 浙江美机缝纫机有限公司 | A kind of sewing machine and its can needle space changable mechanism |
| CN109402878A (en) * | 2018-12-29 | 2019-03-01 | 杰克缝纫机股份有限公司 | The needle gage regulating mechanism and its working method of sewing machine |
| CN109371578A (en) * | 2018-12-29 | 2019-02-22 | 杰克缝纫机股份有限公司 | Adjust the mechanism and its working method of sewing needle distance |
| CN109371578B (en) * | 2018-12-29 | 2023-10-31 | 杰克科技股份有限公司 | Mechanism for adjusting needle distance of sewing machine and working method thereof |
| CN109706629A (en) * | 2019-02-22 | 2019-05-03 | 浙江美机缝纫机有限公司 | The sewing length adjustment device of sewing machine |
| CN110258034A (en) * | 2019-06-06 | 2019-09-20 | 温州友缝机电有限公司 | Tape edge sewing machine |
| CN110273230A (en) * | 2019-07-19 | 2019-09-24 | 浙江美机缝纫机有限公司 | The needle gage control mechanism of sewing machine |
| CN111118752A (en) * | 2020-02-25 | 2020-05-08 | 杰克缝纫机股份有限公司 | Sewing machine |
| CN111118752B (en) * | 2020-02-25 | 2021-10-15 | 杰克缝纫机股份有限公司 | Sewing machine |
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