CN203923613U - The feed mechanism of arm-outtake type sewing machine - Google Patents
The feed mechanism of arm-outtake type sewing machine Download PDFInfo
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- CN203923613U CN203923613U CN201420306961.0U CN201420306961U CN203923613U CN 203923613 U CN203923613 U CN 203923613U CN 201420306961 U CN201420306961 U CN 201420306961U CN 203923613 U CN203923613 U CN 203923613U
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- differential feed
- feed
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
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- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
Even the utility model provide the thickness of two clothes in left and right in the case of sewing up or material different, make curve part, also can realize operating personnel desired make the suitably feed mechanism of the arm-outtake type sewing machine of two clothes in feeding left and right of result ground.Feed mechanism (6) is by the main feeding tooth (19), the first differential feed tooth (20) and the second differential feed tooth (21) that carry out elliptic motion with main shaft interlock in the vertical plane along cloth direction of feed (F), and the cloth that will be positioned on machine barrel (1) is carried along cloth direction of feed (F).Feed mechanism (6) possesses the main shaft amount that the first differential feed tooth (20) moves on fore-and-aft direction (following, to be called the first differential feed amount) that often turns around is changed to the first differential feed amount governor motion (61) of adjusting.In addition, feed mechanism (6) possesses the second differential feed amount governor motion (71) that changes the amount (following, to be called the second differential feed amount) that the second differential feed tooth (21) moves on fore-and-aft direction that regulates main shaft often to turn around.
Description
Technical field
The utility model relates to a kind of feed mechanism of the arm-outtake type sewing machine of making operation that easily carries out roundel, barrel, particularly relate to a kind of in the time that two clothes in left and right are sewed up the most applicable by cloth the feed mechanism along the arm-outtake type sewing machine of cloth direction of feed feeding.
In the utility model, cloth direction of feed refers to the direction that machine barrel (cylinder) extends from base plate bottom.
In the utility model, front and back refer to the fore-and-aft direction in cloth direction of feed, left and right directions when left and right refers to from positive (the base plate side in front cloth direction of feed) observation Sewing machines.In addition, refer to up and down the above-below direction of Sewing machines.
Background technology
In the past, as the feed mechanism of this arm-outtake type sewing machine, the feed mechanism of known following arm-outtake type sewing machine, it is configured in machine barrel inside along the length direction of the machine barrel extending in the horizontal direction by feeding tooth trace (feeding platform) in Sewing machines bottom, and cloth is carried to (with reference to patent documentation 1) along the bearing of trend of machine barrel.The feeding tooth trace of the feed mechanism of this arm-outtake type sewing machine forms to tooth trace (differential feed platform) with laggard to tooth trace (main feeding platform) by advancing, the feeding tooth trace left and right spread configuration in machine barrel before and after these.Advancing to tooth trace and be laggardly separately installed with and advance to tooth (main feeding tooth), laggard to tooth (differential feed tooth) to the front end of tooth trace.Advance to tooth and the laggard mode front and back configuration each other that is positioned at the laggard rear to tooth to feeding tooth before tooth.
[formerly technical literature]
[patent documentation]
Patent documentation 1: practical new case No. 3151578 communique of registration of Japan (6-8 page, the first-5 figure)
This arm-outtake type sewing machine is for example for carrying out the stitching of lower crosspiece part of briefs for men, pants, particularly, upper and lower overlapping and sew up with Rack from ora terminalis separately by being positioned in two of left and right cloth on machine barrel.Two of the left and right cloth of sewing up left and right on feeding tooth is arranged and is transferred in cloth direction of feed, and in the feed mechanism of the arm-outtake type sewing machine of prior art, two of the left and right fabric thickness of sewing up, material exist the different situation of the cloth amount of feeding of left and right or making curve part when different time, exist the cloth of left and right to need the situation of the different amount of feeding.Therefore, in arm-outtake type sewing machine in the past, in the situation that carrying out described above making, exist to cause at sewings to produce the problem of making result that seam wrinkle waits operating personnel never to expect.
Utility model content
To this, the utility model completes for the problem solving as above, its object is, though provide two of left and right fabric thickness in the case of sewing up or material different or make curve part, also can realize operating personnel desired make the suitably feed mechanism of the arm-outtake type sewing machine of two clothes in feeding left and right of result ground.
[for solving the means of problem]
For the feed mechanism of arm-outtake type sewing machine of the present utility model, as described in technical scheme 1, describe with reference to the symbol marking in Fig. 1～Fig. 4 for the ease of understanding content of the present utility model,
The feed mechanism 6,106 that this arm-outtake type sewing machine possesses is carried the cloth being positioned on described machine barrel 1,101 by machine barrel 1,101 and arm 3,103 and feeding tooth along cloth direction of feed F, described machine barrel 1,101 extends to cloth direction of feed F from the bottom of erectting the base plate 2,102 arranging, described arm 3,103 extends from the end of described base plate 2,102 to the direction of intersecting with cloth direction of feed F, described feeding tooth and main shaft interlock and in the vertical plane along cloth direction of feed F, carry out elliptic motion
The feed mechanism 6,106 of described arm-outtake type sewing machine is characterised in that to possess:
Main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16, they are along the bearing of trend of described machine barrel 1,101 and in machine barrel 1,101 interior left and right alignment arrangements;
Main feeding tooth 19, it is arranged on the front end of described main feeding platform 14;
The first differential feed tooth 20, it is positioned at the face front side on cloth direction of feed F with respect to described main feeding tooth 19, and is installed in the front end of described the first differential feed platform 15;
The second differential feed tooth 21, it is positioned at the face front side on cloth direction of feed F with respect to described main feeding tooth 19, and adjacent in the direction of intersecting with cloth direction of feed F with respect to described the first differential feed tooth 20, and this second differential feed tooth 21 is installed in the front end of described the second differential feed platform 16;
The first differential feed amount governor motion 61, it changes adjusting to the main shaft amount (following, to be called the first differential feed amount) that the first differential feed tooth 20 and the first differential feed platform 15 move on fore-and-aft direction that often turns around;
The second differential feed amount governor motion 71, it changes adjusting to the main shaft amount (following, to be called the second differential feed amount) that the second differential feed tooth 21 and the second differential feed platform 16 move on fore-and-aft direction that often turns around.
Accordingly, in the time that two of the left and right that thickness, material is different cloth is sewed up or while making curve part etc. in situation, by possessing the first differential feed amount governor motion 61, the second differential feed amount governor motion 71, the first differential feed amount, the second differential feed amount can be regulated respectively, thereby desired the making of result of making can be carried out.
As described in technical scheme 2, the feed mechanism of the arm-outtake type sewing machine described in technical scheme 1 also can be taked following structure,, described the first differential feed amount governor motion 61 possesses and is arranged on the outside for regulating the first control member of the first differential feed amount of Sewing machines
Described the second differential feed amount governor motion 71 possesses and is arranged on the outside for regulating the second control member of the second differential feed amount of Sewing machines.
Accordingly, because the first control member, the second control member are arranged on the outside of Sewing machines, therefore can extremely easily carry out the adjusting of the first differential feed amount, the second differential feed amount.
As described in technical scheme 3, the feed mechanism of the arm-outtake type sewing machine described in technical scheme 2 also can be taked following structure,, described the first differential feed tooth 20 and described the second differential feed tooth 21 are with respect to cloth direction of feed F, be positioned at the mode left and right configuration each other in the left side of described the second differential feed tooth 21 with described the first differential feed tooth 20
Described the first control member is configured in the left surface of described base plate 2,102,
Described the second control member is configured in the right flank of described base plate 2,102.
Accordingly, keep left the first differential feed amount that the first differential feed tooth 20 of side configuration causes to change in wish to regulate with respect to cloth direction of feed F, the first control member to the left surface that is configured in base plate 2,102 operates the mode getting final product, with wish regulate differential feed amount side differential feed tooth accordingly by it is changed adjusting control member be configured on base plate.Therefore,, even dispose the first control member and the second control member in the side of base plate 2,102, operating personnel can not confuse to use yet and should operate which side control member, and can change the desired differential feed amount that regulates.
As described in technical scheme 4, the feed mechanism of the arm-outtake type sewing machine described in technical scheme 3 also can be taked following structure,, described feed mechanism 6,106 possesses main differential feed amount governor motion 81, this main differential feed amount governor motion 81 is (following to the main shaft amount that described main feeding tooth 19 and described main feeding platform 14 move on fore-and-aft direction that often turns around, be called the main amount of feeding), the first differential feed amount and the second differential feed amount change adjusting in the lump
Described main differential feed amount governor motion 81 possesses the 3rd control member, and the 3rd control member is arranged on the outside of Sewing machines for the main amount of feeding, the first differential feed amount and the second differential feed amount are regulated in the lump.
Accordingly, by the 3rd outside control member that is arranged on Sewing machines is operated, can change in the lump the main amount of feeding, the first differential feed amount and the second differential feed amount of regulating.
[utility model effect]
According to the feed mechanism of arm-outtake type sewing machine of the present utility model, in the case of sew up two of left and right fabric thickness or material different or make curve part, because the cloth with respect to left and right can be distinguished and easily change and regulate the amount of feeding of cloth, therefore can realize operating personnel desired make two clothes in feeding left and right, result ground.
Brief description of the drawings
Fig. 1 is the approximate three-dimensional map that represents the outward appearance of the feed mechanism in the arm-outtake type sewing machine of an embodiment of the present utility model.
Fig. 2 is the stereogram of the outward appearance of the feed mechanism in the arm-outtake type sewing machine of presentation graphs 1.
Fig. 3 is the exploded perspective view of the outward appearance of the feed mechanism in the arm-outtake type sewing machine of presentation graphs 1.
Fig. 4 is the approximate three-dimensional map that represents the outward appearance of the feed mechanism in the arm-outtake type sewing machine of another embodiment of the present utility model.
Detailed description of the invention
Preferred first embodiment of the related arm-outtake type sewing machine of the utility model is described with reference to Fig. 1-Fig. 3 below.
As shown in Figure 1, the related arm-outtake type sewing machine of the first embodiment has machine barrel 1, base plate 2 and arm 3.Machine barrel 1 extends from the bottom along continuous straight runs of erectting the base plate 2 arranging.The direction that machine barrel 1 is extended from base plate 2 bottoms is as cloth direction of feed F.Base plate 2 extends upward and to cloth direction of feed F, and in the time making operation, operating personnel makes operation from base plate 2 sidelong glance in depending on machine barrel 1, therefore for easily visual its on hand, and be provided with as shown in Figure 1 step 2a at base plate 2.In the end of base plate 2 of extending to cloth direction of feed F, arm 3 is to the direction extension intersecting with cloth direction of feed F, and the front end of arm 3 is positioned at the top of machine barrel 1 front end.
On the bottom of base plate 2 and machine barrel 1, dispose feed mechanism 6.There is the not shown main shaft that can pivot in the internal configurations of arm 3, by the rotary actuation feed mechanism 6 of this main shaft.Feed mechanism 6 is configured in the bottom of base plate 2 and has the power transmission shaft 7 extending along left and right horizontal.Power transmission shaft 7, is pivoted with the rotation interlock of main shaft for rotating freely by base plate 2 axle supportings.As shown in Figure 1-Figure 3, on power transmission shaft 7, be fixed with eccentric part 8, be linked with one end with rod 9 and front and back rod 10 up and down at this eccentric part 8.
One end of pin 13 chimeric other end of using up and down rod 9 that is inserted in rotationally.The other end of pin 13 is fitted and inserts in the pin-and-hole 14ab that is fixed on the piece sheet 14a forming at the cardinal extremity of main feeding platform 14.And, the chimeric pin 22 that is inserted with in the pin-and-hole 14ac of piece sheet 14a, pin 22 is fixed on pin-and-hole 14ac from the outstanding mode in the two ends of pin-and-hole 14ac with its two ends.The two fork sheet 15a that are formed on two trouble shapes of the cardinal extremity of the first differential feed platform 15 can be entrenched in one end of pin 22 slidably.And the two fork sheet 16a that are formed on two trouble shapes of the cardinal extremity of the second differential feed platform 16 can be entrenched in the other end of pin 22 slidably.
Main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 are interior along left and right alignment arrangements at machine barrel 1 along the bearing of trend of machine barrel 1.Clip main feeding platform 14, dispose the first differential feed platform 15 in left side, dispose the second differential feed platform 16 on right side.Be formed with respectively cross-drilled hole 14b, 15b, 16b at main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16.Open die (Jiao Horse) 17 run through and chimeric being inserted in cross-drilled hole 14b, 15b, 16b the slip before and after cross-drilled hole 14b, 15b, 16b are set to can to carry out with respect to open die 17.Pivot pin 18 is chimeric to be inserted in open die 17 and can to pivot.Pivot pin 18 is with respect to the bearing of trend level of machine barrel 1 and configuration orthogonally, and the two ends of pivot pin 18 are erected on machine barrel 1.
At the front end of main feeding platform 14, main feeding tooth 19 is installed to be and can carries out upper-lower position adjusting.At the front end of the first differential feed platform 15, the first differential feed tooth 20 is installed to be and can carries out upper-lower position adjusting.The first differential feed tooth 20 is positioned at the face front side on cloth direction of feed F with respect to main feeding tooth 19.At the front end of the second differential feed platform 16, the second differential feed tooth 21 is installed to be and can carries out upper-lower position adjusting.The second differential feed tooth 21 is positioned at the face front side on cloth direction of feed F with respect to main feeding tooth 19, and adjacent in the direction of intersecting with cloth direction of feed F with respect to the first differential feed tooth 20.With regard to the first differential feed tooth 20 and the second differential feed tooth 21, with respect to cloth direction of feed F, be positioned at the mode in left side of the second differential feed tooth 21 with the first differential feed tooth 20 and mutually left and right configuration.By regulating respectively the installation site on the above-below direction of the first differential feed tooth 20, can regulate respectively the amount of feeding with respect to the cloth of the cloth of left and right.
Front and back link with the other end of rod 10 and the linking part of crank 25, and the base portion of crank 25 is fixed on couple axle 26.The couple axle 26 that left and right horizontal is extended is supported and rotates freely by base plate 2 axles, swings around axle with the rotation interlock of power transmission shaft 7.Except crank 25, be also fixed with the base portion that regulates crank 27 at couple axle 26.Regulate crank 27 to there is the circular-arc wrist 27a rearward extending compared with base portion.Insert the chimeric sliding part 28 that has at wrist 27a, sliding part 28 is set as and can on wrist 27a, slides.Be linked with respectively one end of connecting rod 29, connecting rod 30 at the left and right of sliding part 28 end.The other end of connecting rod 29 is linked to the linking part of crank 31 by screw 33 and the collar 34.The base portion of crank 31 is fixed on swinging axle 32 midway.The swinging axle 32 that left and right horizontal is extended, is swung around axle with the swing interlock of couple axle 26 for rotating freely by base plate 2 axle supportings.At the base portion that is fixed with crank 35 midway of swinging axle 32.The linking part of crank 35 is linked to one end of connecting rod 36 by screw 37 and the collar 38.The other end of connecting rod 36 is linked to main feeding platform 14 midway by screw 39 and the collar 40.
Be fixed with the base portion of the first differential adjusting crank 45 at the left end of swinging axle 32.The first differential adjusting crank 45 has the circular-arc wrist 45a extending upward from base portion.Wrist 45a has the regulating tank 45b of right openings " コ " shape.Insert the chimeric open die 46 that has at regulating tank 45b, open die 46 is linked to one end of connecting rod 47 by pin 50.Open die 46 is set as and can in regulating tank 45b, slides.The other end of connecting rod 47 is linked to the first differential feed platform 15 midway by screw 48 and the collar 49.
Be fixed with the base portion of the second differential adjusting crank 55 at the right-hand member of swinging axle 32.The second differential adjusting crank 55 has the circular-arc wrist 55a extending upward from base portion.Wrist 55a has the regulating tank 55b of " コ " shape of left side opening.Insert the chimeric open die 56 that has at regulating tank 55b, open die 56 is linked to one end of connecting rod 57 by pin 60.Open die 56 is set as and can in regulating tank 55b, slides.The other end of connecting rod 57 is linked to the second differential feed platform 16 midway by screw 58 and the collar 59.
Main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 along with utilize feed mechanism 6 main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 driving (based on move up and down with seesaw synthetic, along the elliptic motion in the vertical plane of cloth direction of feed F) and never the feeding tooth groove of illustrated needle plate haunt, the cloth being positioned in machine barrel 1 in the time that main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 are outstanding from needle plate upper surface is transferred along cloth direction of feed F.
Illustrate the driving of main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16.In the time that power transmission shaft 7 pivots with the rotation interlock of main shaft, main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 by up and down with rod 9, pin 13 and pin 22 taking pivot pin 18 for propping up a spot wobble.The main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 that are assemblied in the front end of main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 move up and down.And in the time that power transmission shaft 7 pivots with the rotation interlock of main shaft, couple axle 26 use excellent 10 and crank 25 and swinging around axle by front and back.In the time that the axle of couple axle 26 swings, regulate the swing of crank 27 to be passed to swinging axle 32 by sliding part 28, connecting rod 29 and crank 31 when regulating crank 27 to pass through the swing of couple axle 26, swinging axle 32 swings around axle.By the swing of swinging axle 32, make winner's feeding platform 14 carry out front and back action by crank 35 and connecting rod 36.And, by the swing of swinging axle 32, the first differential adjusting crank 45 is swung around the axle of swinging axle 32, thus the swing of the first differential adjusting crank 45 by open die 46, pin 50 and connecting rod 47 be passed to the first differential feed platform 15, the first differential feed platforms 15 carry out front and back move.In addition, by the swing of swinging axle 32, the second differential adjusting crank 55 is swung around the axle of swinging axle 32, thus the swing of the second differential adjusting crank 55 by open die 56, pin 60 and connecting rod 57 be passed to the second differential feed platform 16, the second differential feed platforms 16 carry out front and back move.; in the time that swinging axle 32 swings with the rotation interlock of main shaft, the main feeding tooth 19, the first differential feed tooth 20 and the second differential feed tooth 21 that are assembled in the front end of main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 seesaw.
Next, the first differential feed amount governor motion 61 that the first differential feed quantitative change is more regulated is described.The first differential feed amount governor motion 61 has the first differential adjusting rod 62 and the first differential scale plate 63 in base plate 2 outsides.The first differential adjusting rod 62 and the first differential scale plate 63 are configured in the left surface of base plate 2 bottoms.The first differential scale plate 63 and in its back-end edge mark have the scale 63a corresponding with the size of the first differential feed amount.The mode that the first differential adjusting rod 62 rearward extends from cardinal extremity towards the scale 63a of the first differential scale plate 63 with its front end configures.The cardinal extremity of the first differential adjusting rod 62 is fixed on one end of crank 64.The other end of crank 64 in base plate 2 interior bonds in one end of bar 65.Pass and have swinging axle 32 at the base portion of bar 65.Bar 65 rotates freely around the axle of swinging axle 32 with respect to swinging axle 32.The other end of one end of connecting rod 66 and bar 65 links, and one end of the other end of connecting rod 66 and connecting rod 47 links.
Herein, the change of the first differential feed amount is regulated and described.When rotating operation, can bar 65 being swung around the axle of swinging axle 32 by crank 64 along the first differential scale plate 63 on above-below direction the first differential adjusting rod 62.Thus, by connecting rod 66 and connecting rod 47, the position of the open die 46 in the regulating tank 45b of the first differential adjusting crank 45 is changed.And, by changing the distance of swinging axle 32 and open die 46, the oscillating quantity of the connecting rod 47 being bonded by open die 46 and pin 50 is changed.Along with making the first differential adjusting rod 62 upward direction rotating operations, open die 46 is slided to the lower end side of regulating tank 45b, the oscillating quantity of connecting rod 47 diminishes, and the first differential feed quantitative change is little.In addition, along with making the first differential adjusting rod 62 downward direction rotating operations, open die 46 slides to the upper end side of regulating tank 45b, and the swing quantitative change of connecting rod 47 is large, and the first differential feed quantitative change is large.According to above content, by the rotating operation of the first differential adjusting rod 62, the first differential feed quantitative change more, but on the main amount of feeding, the second differential feed amount without impact.
Next, the second differential feed amount governor motion 71 that changes the second differential feed amount of adjusting is described.The second differential feed amount governor motion 71 has the second differential adjusting rod 72 and the second differential scale plate 73 in base plate 2 outsides.The second differential adjusting rod 72 and the second differential scale plate 73 are configured in the right flank of base plate 2 bottoms.The second differential scale plate 73 and in its back-end edge mark have the scale 73a corresponding with the size of the second differential feed amount.The mode that the second differential adjusting rod 72 rearward extends from cardinal extremity towards the scale 73a of the second differential scale plate 73 with its front end configures.The cardinal extremity of the second differential adjusting rod 72 is fixed on one end of crank 74.The other end of crank 74 in base plate 2 interior bonds in one end of bar 75.Pass and have swinging axle 32 at the base portion of bar 75.Bar 75 rotates freely around the axle of swinging axle 32 with respect to swinging axle 32.One end of the other end of bar 75 and connecting rod 76 links, and one end of the other end of connecting rod 76 and connecting rod 57 links.
Herein, the change of the second differential feed amount is regulated and described.When rotating operation, can bar 75 being swung around the axle of swinging axle 32 by crank 74 along the second differential scale plate 73 on above-below direction the second differential adjusting rod 72.Thus, by connecting rod 76 and connecting rod 57, the position of the open die 56 in the regulating tank 55b of the second differential adjusting crank 55 is changed.And, by changing the distance of swinging axle 32 and open die 56, change the oscillating quantity of the connecting rod 57 linking by pin 60 and open die 56.Along with by the second differential adjusting rod 72 upward direction rotating operations, open die 56 is slided to the lower end side of regulating tank 55b, the oscillating quantity of connecting rod 57 diminishes, and the second differential feed quantitative change is little.In addition, along with by the second differential adjusting rod 72 downward direction rotating operations, open die 56 slides to the upper end side of regulating tank 55b, and the swing quantitative change of connecting rod 57 is large, and the second differential feed quantitative change is large.According to above content, by the rotating operation of the second differential adjusting rod 72, make the second differential feed quantitative change more, but on the main amount of feeding, the first differential feed amount without impact.
According to above structure, in the situation such as situation, the situation of making curve part that thickness, different two of the left and right cloth of material are sewed up, by the differential adjusting rod 72 of the difference differential adjusting rod 62 or the second of rotating operation first, the first differential feed amount, the second differential feed amount can be regulated respectively, thereby desired the making of result of making can be carried out.And, because the first differential adjusting rod 62, the second differential adjusting rod 72 are arranged on the outside of base plate 2, therefore can extremely easily carry out the adjusting of the first differential feed amount, the second differential feed amount.
Next, the main differential feed amount governor motion 81 that the main amount of feeding, the first differential feed amount and the second differential feed amount is changed in the lump to adjusting is described.Main differential feed amount governor motion 81 has main differential adjusting rod 82 and main differential scale plate 83 in base plate 2 outsides.Main differential adjusting rod 82 and main differential scale plate 83 are configured in the left surface of base plate 2 bottoms.Main differential scale plate 83 is configured in the position by rear than the first differential scale plate 63.Main differential scale plate 83 and in its back-end edge mark have the scale 83a corresponding with the size of the main amount of feeding, the first differential feed amount and the second differential feed amount.The mode that main differential adjusting rod 82 rearward extends from cardinal extremity towards the scale 83a of main differential scale plate 83 with its front end configures.The cardinal extremity of main differential adjusting rod 82 is fixed on one end of crank 84.The other end of crank 84 one end inner at base plate 2 and bar 85 links.Pass and have turning cylinder 86 at the base portion of bar 85, bar 85 is fixed on turning cylinder 86.Turning cylinder 86 extends in left and right horizontal, is to rotate freely by base plate 2 axle supportings.The other end of the other end of bar 85 and connecting rod 30 links.
Herein, the change in the lump of the main amount of feeding, the first differential feed amount and the second differential feed amount is regulated and described.When will lead differential adjusting rod 82 along main differential scale plate 83 on above-below direction when rotating operation, can the rotate axle of moving axis 86 of bar 85 and turning cylinder 86 be swung by crank 84.Thus, by connecting rod 30, the position of the sliding part 28 at the wrist 27a place that regulates crank 27 is changed.And, by changing the distance of couple axle 26 and sliding part 28, change the oscillating quantity of the swinging axle 32 linking by crank 31 and connecting rod 29.Thereupon, by crank 35, the oscillating quantity of connecting rod 36 is changed, by the first differential adjusting crank 45 and open die 46, the oscillating quantity of connecting rod 47 is changed, by the second differential adjusting crank 55 and open die 56, the oscillating quantity of connecting rod 57 is changed.Along with leading differential adjusting rod 82 upward direction rotating operations, sliding part 28 slides to the front of wrist 27a, the oscillating quantity of swinging axle 32 diminishes, and the oscillating quantity of each connecting rod 36,47,57 also diminishes, and the main amount of feeding, the first differential feed amount and the second differential feed amount diminish in the lump.And, along with leading differential adjusting rod 82 downward direction rotating operations, sliding part 28 slides to the rear end side of wrist 27a, and the swing quantitative change of swinging axle 32 is large, the oscillating quantity of each connecting rod 36,47,57 also becomes greatly, and the main amount of feeding, the first differential feed amount and the second differential feed amount become large in the lump.According to above content, by the rotating operation of main differential adjusting rod 82, the amount that main feeding platform 14, the first differential feed platform 15 and the second differential feed platform 16 are moved on fore-and-aft direction changes in the lump.According to above structure, carry out rotating operation by the differential adjusting rod 82 of outside master of the base plate 2 to being arranged on Sewing machines, can easily the main amount of feeding, the first differential feed amount and the second differential feed amount be changed to adjusting in the lump.
Feed mechanism of the present utility model is not limited to the first embodiment described above, also can in arm-outtake type sewing machine as shown in Figure 4, implement (following, to be called the second embodiment).About the second embodiment shown in Fig. 4, only the structure different from the first embodiment described, to structure mark with the first embodiment identical symbol identical with the first embodiment.As shown in Figure 4, the related arm-outtake type sewing machine of the second embodiment has machine barrel 101, base plate 102 and arm 103.Machine barrel 101 extends along cloth direction of feed F from the bottom of base plate 102.Base plate 102 is erect and is arranged from the cardinal extremity of machine barrel 101.Arm 103 extends from the end of base plate 102 along the direction of intersecting with cloth direction of feed, arm 103 bending midway, and its front end is positioned at the top of machine barrel 1.Will be along horizontally extending main shaft 107 axle supportings for rotating freely at arm 103.On main shaft 107, be fixed with eccentric part 108, this eccentric part 108 links with one end of rod 109 and front and back rod 110 up and down with feed mechanism 106.Link with the piece sheet 14a of the cardinal extremity that is formed on main feeding platform 14 by pin 13 with the other end of rod 109 up and down.The linking part of crank 25 and front and back link with the other end of rod 110.According to above content, described in the second embodiment, to also implementing feed mechanism of the present utility model with the dissimilar arm-outtake type sewing machine of the first embodiment, the second embodiment can obtain the effect same with the first embodiment, effect.
The utility model is not limited to embodiment described above, and those skilled in the art can implement the additional various changes of described embodiment in the scope that does not depart from purport of the present utility model, and the utility model also comprises these alter modes.
[symbol description]
1 machine barrel
2 base plates
3 arms
9 use rod up and down
Rod for 10 front and back
14 main feeding platforms
15 first differential feed platforms
16 second differential feed platforms
19 main feeding teeth
20 first differential feed teeth
21 second differential feed teeth
26 couple axles
27 regulate crank
32 swinging axles
45 first differential adjusting cranks
55 second differential adjusting cranks
61 first differential feed amount governor motions
62 first differential adjusting rods (the first control member)
71 second differential feed amount governor motions
72 second differential adjusting rods (the second control member)
81 main differential feed amount governor motions
82 main differential adjusting rods (the 3rd control member)
Claims (4)
1. the feed mechanism of an arm-outtake type sewing machine, it is carried the cloth being positioned on described machine barrel by machine barrel, arm, feeding tooth along cloth direction of feed, described machine barrel extends to cloth direction of feed from the bottom of erectting the base plate arranging, described arm extends from the end of described base plate to the direction of intersecting with cloth direction of feed, described feeding tooth and main shaft interlock and in the vertical plane along cloth direction of feed, carry out elliptic motion
The feed mechanism of described arm-outtake type sewing machine is characterised in that to possess:
Main feeding platform, the first differential feed platform and the second differential feed platform, their left and right alignment arrangements along the bearing of trend of described machine barrel and in machine barrel;
Main feeding tooth, it is arranged on the front end of described main feeding platform;
The first differential feed tooth, it is positioned at the face front side in cloth direction of feed with respect to described main feeding tooth, and is installed in the front end of described the first differential feed platform;
The second differential feed tooth, it is positioned at the face front side in cloth direction of feed with respect to described main feeding tooth, and adjacent in the direction of intersecting with cloth direction of feed with respect to described the first differential feed tooth, and this second differential feed tooth is installed in the front end of described the second differential feed platform;
The first differential feed amount governor motion, its to main shaft often turn around amount that described the first differential feed tooth and described the first differential feed platform move on fore-and-aft direction the first differential feed amount change adjusting;
The second differential feed amount governor motion, its to main shaft often turn around amount that described the second differential feed tooth and described the second differential feed platform move on fore-and-aft direction the second differential feed amount change adjusting.
2. the feed mechanism of arm-outtake type sewing machine as claimed in claim 1, is characterized in that,
Described the first differential feed amount governor motion possesses and is arranged on the outside for regulating the first control member of the first differential feed amount of Sewing machines,
Described the second differential feed amount governor motion possesses and is arranged on the outside for regulating the second control member of the second differential feed amount of Sewing machines.
3. the feed mechanism of arm-outtake type sewing machine as claimed in claim 2, is characterized in that,
Described the first differential feed tooth and described the second differential feed tooth, with respect to cloth direction of feed, are positioned at the mode left and right configuration each other in the left side of described the second differential feed tooth with described the first differential feed tooth,
Described the first control member is configured in the left surface of described base plate,
Described the second control member is configured in the right flank of described base plate.
4. the feed mechanism of arm-outtake type sewing machine as claimed in claim 3, is characterized in that,
Described feed mechanism possesses main differential feed amount governor motion, this main differential feed amount governor motion often turns around to main shaft, and the main amount of feeding, the first differential feed amount and the second differential feed amount change adjusting to the amount that described main feeding tooth and described main feeding platform move on fore-and-aft direction in the lump
Described main differential feed amount governor motion possesses the 3rd control member, and the 3rd control member is arranged on the outside of Sewing machines for the main amount of feeding, the first differential feed amount and the second differential feed amount are regulated in the lump.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-153782 | 2013-07-24 | ||
| JP2013153782A JP6210774B2 (en) | 2013-07-24 | 2013-07-24 | Feeding mechanism of feeding arm type sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203923613U true CN203923613U (en) | 2014-11-05 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932995.3A Active CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
| CN201410255683.5A Active CN104342853B (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
| CN201420306961.0U Withdrawn - After Issue CN203923613U (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810932995.3A Active CN108754883B (en) | 2013-07-24 | 2014-06-10 | Feed mechanism of delivery arm type sewing machine |
| CN201410255683.5A Active CN104342853B (en) | 2013-07-24 | 2014-06-10 | The feed mechanism of arm-outtake type sewing machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6210774B2 (en) |
| CN (3) | CN108754883B (en) |
| TW (2) | TWI722303B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342853A (en) * | 2013-07-24 | 2015-02-11 | 飞马缝纫机制造株式会社 | Feeding mechanism for feeding arm type sewing machine |
| TWI598485B (en) * | 2016-04-22 | 2017-09-11 | Ming Jang Sewing Machine Co Ltd | Sewing machine feed dog feed device |
| CN109281076A (en) * | 2017-07-19 | 2019-01-29 | Juki株式会社 | Sewing machine |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6334989B2 (en) * | 2014-03-28 | 2018-05-30 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| JP6364214B2 (en) * | 2014-03-28 | 2018-07-25 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| JP6335045B2 (en) * | 2014-06-25 | 2018-05-30 | ペガサスミシン製造株式会社 | Delivery arm type sewing machine |
| TWI585262B (en) * | 2015-12-25 | 2017-06-01 | Ming Jang Sewing Machine Co Ltd | Curved arm type sewing machine structure |
| CH712437A1 (en) | 2016-05-06 | 2017-11-15 | Bernina Int Ag | Sewing machine comprising a device for manually changing a transporter. |
| JP7388809B2 (en) * | 2017-09-25 | 2023-11-29 | Juki株式会社 | Feed-out arm type double chainstitch sewing machine |
| CN111793907A (en) * | 2019-04-09 | 2020-10-20 | 精机机械厂股份有限公司 | Three-rail cloth feeding device of sewing machine |
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| IT1073022B (en) * | 1976-10-13 | 1985-04-13 | Rockwell Rimoldi Spa | COMMAND FOR A DIFFERENTIAL TRANSPORT ADJUSTMENT DEVICE OF A SEWING MACHINE |
| JPS5545428A (en) * | 1978-09-26 | 1980-03-31 | Brother Ind Ltd | Feed gear of sewing machine |
| JPS57136480A (en) * | 1981-02-17 | 1982-08-23 | Aisin Seiki | Differential feeding mechanism of sewing machine |
| JPS6030234B2 (en) * | 1981-12-21 | 1985-07-15 | アイシン精機株式会社 | Sewing machine differential feed device |
| JPH02140187A (en) * | 1988-11-19 | 1990-05-29 | Brother Ind Ltd | Feed mechanism for sewing machine |
| CN1978724A (en) * | 2005-11-29 | 2007-06-13 | 株式会社森本制作所 | Feeding device for sewing machine |
| CN201473719U (en) * | 2009-08-31 | 2010-05-19 | 浙江青本缝纫机有限公司 | Adjustor of differential mechanism of straight tubular flat seaming machine |
| CN101649529B (en) * | 2009-08-31 | 2012-07-04 | 浙江青本缝纫机有限公司 | Adjusting device for differential mechanism of straight flat seaming machine |
| JP2012179091A (en) * | 2011-02-28 | 2012-09-20 | Morimoto Mfg Co Ltd | Feed arm type sewing machine |
| JP3178831U (en) * | 2012-07-20 | 2012-10-04 | 石淵 徐 | Sewing machine feed mechanism |
| JP6210774B2 (en) * | 2013-07-24 | 2017-10-11 | ペガサスミシン製造株式会社 | Feeding mechanism of feeding arm type sewing machine |
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2013
- 2013-07-24 JP JP2013153782A patent/JP6210774B2/en active Active
-
2014
- 2014-06-10 CN CN201810932995.3A patent/CN108754883B/en active Active
- 2014-06-10 CN CN201410255683.5A patent/CN104342853B/en active Active
- 2014-06-10 CN CN201420306961.0U patent/CN203923613U/en not_active Withdrawn - After Issue
- 2014-06-17 TW TW107124984A patent/TWI722303B/en active
- 2014-06-17 TW TW103120792A patent/TWI642825B/en active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342853A (en) * | 2013-07-24 | 2015-02-11 | 飞马缝纫机制造株式会社 | Feeding mechanism for feeding arm type sewing machine |
| CN104342853B (en) * | 2013-07-24 | 2018-11-16 | 飞马缝纫机制造株式会社 | The feed mechanism of arm-outtake type sewing machine |
| TWI598485B (en) * | 2016-04-22 | 2017-09-11 | Ming Jang Sewing Machine Co Ltd | Sewing machine feed dog feed device |
| CN109281076A (en) * | 2017-07-19 | 2019-01-29 | Juki株式会社 | Sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108754883B (en) | 2021-05-25 |
| CN108754883A (en) | 2018-11-06 |
| CN104342853B (en) | 2018-11-16 |
| JP6210774B2 (en) | 2017-10-11 |
| TWI722303B (en) | 2021-03-21 |
| TW201508122A (en) | 2015-03-01 |
| TWI642825B (en) | 2018-12-01 |
| TW201840924A (en) | 2018-11-16 |
| CN104342853A (en) | 2015-02-11 |
| JP2015023911A (en) | 2015-02-05 |
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