CN2749899Y - Linkage presser foot mechanism for sewing machine - Google Patents
Linkage presser foot mechanism for sewing machine Download PDFInfo
- Publication number
- CN2749899Y CN2749899Y CN 200420062396 CN200420062396U CN2749899Y CN 2749899 Y CN2749899 Y CN 2749899Y CN 200420062396 CN200420062396 CN 200420062396 CN 200420062396 U CN200420062396 U CN 200420062396U CN 2749899 Y CN2749899 Y CN 2749899Y
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- swing
- presser foot
- main shaft
- eccentric wheel
- sewing machines
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Abstract
The utility model relates to a component for a sewing machine, particularly a linkage presser foot mechanism for a sewing machine, and the linkage presser foot mechanism for a sewing machine is suitable for sewing and processing various materials, such as leather, chemical fibers, cotton, bunting cloth, silk, hemp, etc. The utility model comprises a foot rod mechanism and a presser foot, wherein a swing and connecting mechanism is arranged between the foot rod mechanism and the presser foot; the swing and connecting mechanism forms linkage connection with a main shaft which is linked with a drive source and is rotationally supported in a sewing machine through a transmission mechanism. The sewing processing of workpieces of thicker or thinner materials, such as leather, chemical fibers, bunting cloth, silk, etc. can be easily completed through a mode that a presser foot mechanism which is stationary when an original sewing machine works is designed into a linkage presser foot mechanism of which a stroke can be adjusted, and the surface of each workpiece is smooth; the planeness of an upper and a lower layers of the workpieces is improved; accordingly, the running is more steady, the sound is lighter and the work efficiency is improved.
Description
Technical field
The utility model relates to a kind of Sewing machines member, is meant a kind of Sewing machines interlock presser foot device of sewing such as all kinds material that is applicable to leather, chemical fibre, cotton, silk fabric, silk, fiber crops processing especially.
Background technology
Fast development along with the Sewing machines production technology, the Sewing machines product of all kinds structure also produces thereupon, but the cooperation of various Sewing machiness between presser feet and feeding tooth is roughly all the same, this presser foot device is when processing work, its processing feeding process is to be moved by the feeding tooth, workpiece is between presser feet and feeding tooth, and the feeding tooth is done upwards, when moving backward, driven workpiece by the frictional force between workpiece and the feeding tooth and travel forward.The presser foot device of this existing Sewing machines, because presser feet is actionless during work, processing exists resistance to presser feet to workpiece, when sewing up, cause the slow lower floor in upper strata fast, cause the out-of-flatness of levels workpiece, elasticity is inconsistent, particularly for smoother and relatively the defective and the problem that exist of the workpiece of book is more again, for the thicker cloth of sewing processing, there are the problems referred to above equally in leathers etc., though adding general turner meeting in man-hour a little with the lining band layer of staying, but can not well deal with problems, and existing sewing machine running up down, foot pressure is big, fluctuation of service, noise are also big.
Summary of the invention
The utility model provides a kind of sewing-machine foot stroke adjustable Sewing machines interlock presser foot device in order to solve the weak point that above-mentioned sewing-machine foot mechanism exists.Greatly improve the workpiece flatness of aspect up and down, reduced workman's working strength, improved operating efficiency.
For achieving the above object, the utility model adopts following scheme: a kind of Sewing machines interlock presser foot device, include foot rod mechanism and presser feet, be provided with swing bindiny mechanism between described foot rod mechanism and the presser feet, swing bindiny mechanism is connected by having the main shaft that links with drive source and supported rotationally in transmission mechanism and the Sewing machines.
The utility model further is set to: described swing bindiny mechanism includes swinging mounting and bottom motion block, last swinging mounting an end be fixedly connected on the foot rod mechanism, one end of bottom motion block is fixedly connected on the presser feet, and the other end of the other end of last swinging mounting and bottom motion block flexibly connects.
The described upward other end of swinging mounting and the other end of bottom motion block flexibly connect by swing arm.
Described transmission mechanism includes the eccentric stiffener that is fixedly connected on the main shaft, and the power transmission shaft and the endplay device that are rotationally being supported parallel with the main-shaft axis direction, wherein an end of endplay device is connected by connecting rod and power transmission shaft, the other end of endplay device is connected with swing bindiny mechanism by connecting rod, and power transmission shaft is connected by eccentric stiffener and main shaft.
Described eccentric stiffener includes fixedly sleeved rolling disc, the eccentric wheel on rolling disc of being connected, an end face on main shaft and adjustablely is connected adjustment disk on the main shaft, slidably is connected a swing component on the eccentric wheel side face and an end and is movably connected in swing arm on the swing component near eccentric wheel, and the other end of swing arm is fixedly connected on power transmission shaft one end.
End face of described rolling disc is provided with slot, slot is provided with the adjusting through hole, eccentric wheel is provided with the movable block that matches with slot, adjustment disk one end face is provided with cam, the cam engage sleeves is connected in the eccentric wheel, and eccentric wheel is connected with rolling disc is adjustable by adjustment disk, dog screw and the shell fragment that is installed on the dog screw.
Described endplay device comprise the regulating block that is movably articulated on the frame, with the adjustable sleeve pipe that is connected of regulating block, be installed in the sleeve pipe spring and can be in sleeve pipe free movable movable axis, wherein an end of movable axis contacts with spring, and the other end of movable axis is movably hinged with swing bindiny mechanism by connecting rod.
The utlity model has the meaning effect is: actionless presser foot device when former Sewing machines is worked, be designed to the interlock presser foot device that stroke can be debugged, utilize this mechanism to finish easily as leather, chemical fibre, cotton, silk fabric, silk, more smooth etc. various surfaces, material sewing processing thicker or thin workpiece, greatly improved the flatness of workpiece levels, and has the elastic shock attenuation function, alleviated the pressure of sewing-machine foot, make its operation more steady, sound is lighter, improved operating efficiency, alleviated working strength of workers, particularly result of use can be better on high speed sewing machine.
Description of drawings
Fig. 1 is the present embodiment structural representation;
Fig. 2 is a present embodiment eccentric stiffener structural representation.
Among the figure: 1, main shaft
2, foot rod mechanism
3, presser feet
4, swing bindiny mechanism 41, last swinging mounting 42, bottom motion block
43, swing arm
5, transmission mechanism
51, eccentric stiffener 510, adjustment disk 511, eccentric wheel 512, swing component 513, swing arm 514, rolling disc 515, slot 516, adjusting through hole 517, movable block 518, dog screw 519, shell fragment 501, cam
52, power transmission shaft
53, endplay device 531, regulating block 532, sleeve pipe 533, spring 534, movable axis
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is further specified:
As shown in Figure 1 and Figure 2, the utility model adopts a kind of Sewing machines interlock presser foot device, include foot rod mechanism 2 and presser feet 3, be provided with swing bindiny mechanism 4 between described foot rod mechanism 2 and the presser feet 3, swing bindiny mechanism 4 is connected by having in transmission mechanism 5 and the Sewing machines with drive source interlock and the main shaft 1 that supported rotationally.
The utility model adopts, described swing bindiny mechanism 4 includes swinging mounting 41 and bottom motion block 42, last swinging mounting 41 an end be fixedly connected on the foot rod mechanism 2, one end of bottom motion block 42 is fixedly connected on the presser feet 3, and the other end of the other end of last swinging mounting 41 and bottom motion block 42 flexibly connects.The utility model further is set to, and the other end of the other end of last swinging mounting 41 and bottom motion block 42 flexibly connects by swing arm 43, by swing arm 43 is set, makes the oscillator arc of bottom motion block 42 more approach straight line, and is more steady when making presser feet 3 work.
The utility model adopts, described transmission mechanism 5 includes the eccentric stiffener 51 that is fixedly connected on the main shaft 1, and the power transmission shaft 52 and the endplay device 53 that are rotationally being supported parallel with main shaft 1 axis direction, wherein an end of endplay device 53 is connected by connecting rod and power transmission shaft 52, the other end of endplay device 53 is connected with swing bindiny mechanism 4 by connecting rod, and power transmission shaft 52 is connected by eccentric stiffener 51 and main shaft 1.
The utility model further is set to, described eccentric stiffener 51 includes fixedly sleeved rolling disc 514, the eccentric wheel 511 on rolling disc 514 of being connected, an end face on main shaft 1 and adjustablely is connected adjustment disk 510 on the main shaft 1, slidably is connected a swing component 512 on eccentric wheel 511 side faces and an end and is movably connected in swing arm 513 on the swing component 512 near eccentric wheel 511, and the other end of swing arm 513 is fixedly connected on power transmission shaft 52 1 ends.514 1 end faces of rolling disc are provided with slot 515, slot 515 is provided with regulates through hole 516, eccentric wheel 511 is provided with the movable block 517 that matches with slot 515, adjustment disk 510 1 end faces are provided with cam 501, cam 501 engage sleeves are connected in the eccentric wheel 511, by regulating adjustment disk 510 cam 501 that is socketed on eccentric wheel 511 inwalls is rotated, the movable block 517 that cam 501 drives on the eccentric wheel 511 moves in slot 515, shell fragment (519) on dog screw and the dog screw 518 is to movable block 517 location, so that adjust the relative position of eccentric wheel 511 and rolling disc 514, to reach the amplitude of oscillation of regulating power transmission shaft 52 reciprocally swingings.
The utility model adopts, described endplay device 53 comprise the regulating block 531 that is movably articulated on the frame, with regulating block 531 by the adjustable sleeve pipe that is connected 532 of screw, be installed in spring 533 in the sleeve pipe 532 and movable axis 534 that can free activity sleeve pipe 532 in, wherein an end of movable axis 534 contacts with spring 533, the other end of movable axis 534 is movably hinged by connecting rod and bottom motion block 42, spring 533 presses movable axis 534, play cushioning effect, make the work of swing bindiny mechanism more steady.
The utility model embodiment, machine spindle 1 rotation, driving fixedly sleeved rolling disc 514 on main shaft 1 rotates, rolling disc 514 rotates and drives adjustable eccentric wheel 511 rotations that are connected on the rolling disc 514 again, eccentric wheel 511 rotates and makes the swing component 512 that slidably is connected on eccentric wheel 511 side faces do oscillating traverse motion, and swing component 512 is done oscillating traverse motion by the swing arm 513 drives power transmission shaft 52 parallel with main shaft 1 axis direction and that supported rotationally that is movably connected on the swing component 512.Eccentric stiffener 51 is converted to oscillating traverse motion on main shaft 1 parallel plane with rotatablely moving of main shaft 1, and the utility model eccentric stiffener 51 also can adopt cam mechanism, universal joint mechanism also can realize above-mentioned purpose certainly, but poor effect.
The reciprocally swinging of power transmission shaft 52 drives the endplay device 53 that is connected with power transmission shaft 52 and do oscillating traverse motion in the plane perpendicular to power transmission shaft 52 axis, sleeve pipe 532 in the endplay device 53 with regulating block 531 on frame the junction be that fulcrum is done oscillating traverse motion, sleeve pipe 532 drives 4 motions of swing bindiny mechanism by movable axis 534 and connecting rod, presser feet 3 is done the interlock motion by swing bindiny mechanism 4, sleeve pipe 532 can be regulated the position of sleeve pipe 532 on regulating block 531 by the screw on the regulating block 531, realizes the control to presser feet 4 strokes.Certain swing of the present utility model bindiny mechanism 4 can adopt the pin joint of last swinging mounting 41 and bottom motion block 42 is arranged on the axis of foot rod mechanism 2, and endplay device 53 also can adopt the form of leverage to realize.
Claims (5)
1, a kind of Sewing machines interlock presser foot device, include foot rod mechanism and presser feet, it is characterized in that: be provided with swing bindiny mechanism (4) between described foot rod mechanism (2) and the presser feet (3), swing bindiny mechanism (4) is connected by having the main shaft (1) that links with drive source and supported rotationally in transmission mechanism (5) and the Sewing machines, described swing bindiny mechanism (4) includes swinging mounting (41) and bottom motion block (42), an end of wherein going up swinging mounting (41) is fixedly connected on the foot rod mechanism (2), one end of bottom motion block (42) is fixedly connected on the presser feet (3), the other end of the other end of last swinging mounting (41) and bottom motion block (42) flexibly connects, and the other end of described upward swinging mounting (41) and the other end of bottom motion block (42) flexibly connect by swing arm (43).
2, a kind of Sewing machines interlock presser foot device according to claim 1, it is characterized in that: described transmission mechanism (5) includes the eccentric stiffener (51) that is fixedly connected on the main shaft (1), and the power transmission shaft (52) and the endplay device (53) that are rotationally being supported parallel with main shaft (1) axis direction, wherein an end of endplay device (53) is connected by connecting rod and power transmission shaft (52), the other end of endplay device (53) is connected with swing bindiny mechanism (4) by connecting rod, and power transmission shaft (52) is connected by eccentric stiffener (51) and main shaft (1).
3, a kind of Sewing machines interlock presser foot device according to claim 1 and 2, it is characterized in that: described eccentric stiffener (51) includes fixedly sleeved rolling disc (514) on main shaft (1), eccentric wheel (511) on rolling disc (514) is connected, one end face is near the adjustable adjustment disk (510) that is connected on the main shaft (1) of eccentric wheel (511), slidably be connected a swing component (512) on eccentric wheel (511) side face and an end and be movably connected in swing arm (513) on the swing component (512), the other end of swing arm (513) is fixedly connected on power transmission shaft (52) one ends.
4, a kind of Sewing machines interlock presser foot device according to claim 3, it is characterized in that: (514) end faces of described rolling disc are provided with slot (515), slot (515) is provided with regulates through hole (516), eccentric wheel (511) is provided with the movable block (517) that matches with slot (515), adjustment disk (510) one end faces are provided with cam (501), cam (501) engage sleeves is connected in the eccentric wheel (511), and eccentric wheel (511) is by adjustment disk (510), dog screw (518) and be installed in shell fragment (519) and adjustable connection of rolling disc (514) on the dog screw (518).
5, a kind of Sewing machines interlock presser foot device according to claim 4, it is characterized in that: described endplay device (53) comprises the regulating block (531) that is movably articulated on the frame, with the adjustable sleeve pipe that is connected of regulating block (531) (532), be installed in spring (533) in the sleeve pipe (532) and movable axis (534) that can free activity sleeve pipe (532) in, wherein an end of movable axis (534) contacts with spring (533), and the other end of movable axis (534) is movably hinged with swing bindiny mechanism (4) by connecting rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420062396 CN2749899Y (en) | 2004-06-30 | 2004-06-30 | Linkage presser foot mechanism for sewing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420062396 CN2749899Y (en) | 2004-06-30 | 2004-06-30 | Linkage presser foot mechanism for sewing machine |
Publications (1)
Publication Number | Publication Date |
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CN2749899Y true CN2749899Y (en) | 2006-01-04 |
Family
ID=35823288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200420062396 Expired - Fee Related CN2749899Y (en) | 2004-06-30 | 2004-06-30 | Linkage presser foot mechanism for sewing machine |
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CN (1) | CN2749899Y (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102514041A (en) * | 2012-01-11 | 2012-06-27 | 宁波舒普机电科技有限公司 | Punching machine |
CN104032491A (en) * | 2014-06-24 | 2014-09-10 | 新杰克缝纫机股份有限公司 | Automatic presser foot lifting mechanism for sewing machine |
CN104032492A (en) * | 2014-06-24 | 2014-09-10 | 新杰克缝纫机股份有限公司 | Built-in automatic presser foot lifting mechanism of sewing machine |
CN106835517A (en) * | 2017-03-09 | 2017-06-13 | 广东溢达纺织有限公司 | Auto lifting pressure shoes mechanism and sewing machine |
CN106854798A (en) * | 2016-12-28 | 2017-06-16 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its vibration absorber |
CN107059270A (en) * | 2016-12-28 | 2017-08-18 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its damper mechanism |
-
2004
- 2004-06-30 CN CN 200420062396 patent/CN2749899Y/en not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102514041A (en) * | 2012-01-11 | 2012-06-27 | 宁波舒普机电科技有限公司 | Punching machine |
CN102514041B (en) * | 2012-01-11 | 2013-01-09 | 宁波舒普机电科技有限公司 | Punching machine |
CN104032491A (en) * | 2014-06-24 | 2014-09-10 | 新杰克缝纫机股份有限公司 | Automatic presser foot lifting mechanism for sewing machine |
CN104032492A (en) * | 2014-06-24 | 2014-09-10 | 新杰克缝纫机股份有限公司 | Built-in automatic presser foot lifting mechanism of sewing machine |
CN104032491B (en) * | 2014-06-24 | 2015-12-02 | 杰克缝纫机股份有限公司 | A kind of sewing-machine automatic needle-foot-lifting mechanism |
CN104032492B (en) * | 2014-06-24 | 2015-12-02 | 杰克缝纫机股份有限公司 | The built-in automatic needle-foot-lifting mechanism of Sewing machines |
CN106854798A (en) * | 2016-12-28 | 2017-06-16 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its vibration absorber |
CN107059270A (en) * | 2016-12-28 | 2017-08-18 | 杰克缝纫机股份有限公司 | A kind of sewing machine and its damper mechanism |
CN107059270B (en) * | 2016-12-28 | 2020-02-14 | 杰克缝纫机股份有限公司 | Sewing machine and vibration reduction mechanism thereof |
CN106854798B (en) * | 2016-12-28 | 2020-03-24 | 杰克缝纫机股份有限公司 | Sewing machine and vibration damper thereof |
CN106835517A (en) * | 2017-03-09 | 2017-06-13 | 广东溢达纺织有限公司 | Auto lifting pressure shoes mechanism and sewing machine |
CN106835517B (en) * | 2017-03-09 | 2023-01-31 | 广东溢达纺织有限公司 | Automatic pressure shoe lifting mechanism and sewing machine |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |