CN1702221A - Sewing machine for barrel type curtain upside decoration cloth - Google Patents
Sewing machine for barrel type curtain upside decoration cloth Download PDFInfo
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- CN1702221A CN1702221A CNA2005100743965A CN200510074396A CN1702221A CN 1702221 A CN1702221 A CN 1702221A CN A2005100743965 A CNA2005100743965 A CN A2005100743965A CN 200510074396 A CN200510074396 A CN 200510074396A CN 1702221 A CN1702221 A CN 1702221A
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Abstract
This invention provides a cylinder type valance stitch sewing machine where simplification of structure and miniaturization can be realized in addition to following belt drive and which is suitable for valance flat sewing with cylinder type multiple needles. The cylinder type valance stitch sewing machine is provided with: a sewing machine bed 1; a nearly L-shaped arm 2 formed projecting on the side of the upper surface of the bed 1; and a cylinder 3 formed projecting forward so as to oppose the lower side of an arm head part 2b from the front side face of the sewing machine bed 1 so as to feed cloth backward from the tip of the cylinder. A drive shaft 4 arranged in the bed 1 is belt-driven with a driven shaft 6 arranged in the arm head part 2b. The tip side of the arm head part 2b is provided with: a needle bar drive mechanism 14 which changes the rotation of the driven shaft to the vertical movement of a needle bar 13 with a plurality of sewing machine needles 12 fitted to its lower end to drive the needle bar; and a spreader drive mechanism 17 which changes the rotation of the driven shaft to the rocking movement of a spreader 16 for valance threads fitted to the lower end of a spreader rotary shaft 15 to drive the spreader.
Description
Technical field
The present invention relates to have the cartridge type cylinder Sewing machines of (シ リ Application ダ one) is in detail some said, is the curtain upside decoration cloth curtain upside decoration cloth seam sewing machine that stitch, cartridge type that is used for forming at the length direction feeding cloth of cartridge type cylinder flat lock stitch etc.
Background technology
In the prior art, have the band of between the driven pulley that drives the drive pulley that rotates by motor of sewing machine and be used to shank is moved up and down, rolling up a power transmission belt of extension and drive Sewing machines (for example with reference to patent documentation 1).
Patent documentation 1: Japanese kokai publication sho 63-11194 communique.
Yet above-mentioned band drives the Sewing machines that Sewing machines is applicable to a pin flush joint, and on the Sewing machines of many pin curtain upside decoration cloths seams of the formation flat lock stitch of structure more complicated etc., is difficult to adopt aforesaid tape drive mechanism.
Summary of the invention
Purpose of the present invention promptly is, is following on the basis of being with drive-type, and the curtain upside decoration cloth seam sewing machine of the cartridge type of many pin curtain upside decoration cloth flat lock stitch that are fit to structure simplification, miniaturization is provided.
In order to achieve the above object, the curtain upside decoration cloth seam sewing machine of cartridge type of the present invention has the feature of following formation.
The curtain upside decoration cloth seam sewing machine of cartridge type of the present invention has: the sewing support, have the arm foot of the upper face side that is darted at this sewing support and from the upper end of this arm foot the forwards roughly L shaped arm of crooked arm head portion and the cartridge type cylinder of forwards dashing forward and establishing facing to the ground, below of described arm head portion from the leading flank of described sewing support, from the front end of described cartridge type cylinder feeding cloth rearward.
First invention of the present invention is in described sewing support and the driving shaft of the perpendicular direction of the direction of feed of described cloth configuration, and between the driven shaft of the inside of described arm head portion and described driving shaft configured in parallel, carrying out the band transmission.
Front in described arm head portion, have with the rotational transform of described driven shaft for moving up and down of shank that many Sewing needless are installed in the lower end needle bar drive device that this shank is driven and be to be installed on the spreader driving mechanism that the curtain upside decoration cloth line of the lower end of spreader turning cylinder drives this curtain upside decoration cloth line spreader with the swing movement ground of spreader with the rotational transform of described driven shaft.
Described needle bar drive device has: cooperate the shank that is fixed on described driven shaft to drive and use eccentric wheel, base portion is configured in the needle bar drive device bar of this shank driving with eccentric periphery, be disposed at the nearby shaking bearing axle of position of the described driven shaft in the described arm head portion, the shank that base portion is connected the pars intermedia that is fixed in described shank free to rotately is clasped the shank connecting rod of portion, between described needle bar drive device leading section and described shaking bearing axle, the relay part that moves up and down that described needle bar drive device is transformed to described shank with shaking of bar is set with the leading section of bar and described shank connecting rod.
Described spreader driving mechanism has: drive with eccentric wheel with described shank and put and cooperates the spreader driving eccentric wheel that is fixed on the described driven shaft, be intercalated in the spreader driving mechanism bar of this spreader driving with eccentric periphery, the nearby position of the described driven shaft in described arm head portion and the axis of rocking that this driven shaft supports abreast, logical first crank that on the described axis of rocking and the other end is rotatably connected to the leading section of described spreader driving mechanism usefulness bar that is fixed on is inserted in one end, one end is fixed on second crank that on described axis of rocking the other end and the other end is connected the turning cylinder upper end of described spreader.
As a kind of suitable form, in first invention, as described in second invention, aforementioned shaking bearing axle and aforementioned driven shaft are supporting abreast, and aforementioned relay part is propped up by an end pivot and is connected aforementioned needle bar drive device and is intercalated in a kind of crank that shakes that aforementioned shaking bearing axle, the other end pivot prop up the leading section that is connected aforementioned shank connecting rod with leading section, the intermediate portion of bar and constitutes.
As described in the 3rd invention, can be in the outer end of aforementioned driven shaft, but the manual belt pulley of fixing this driven shaft of manual rotation operation.As described in the 4th invention, can make aforementioned first crank and second crank integrated, also rotationally with its supporting.
As aforementioned belt driver, as described in the 5th invention, can by be fixed in drive pulley on the aforementioned driving shaft, be fixed in driven pulley on the aforementioned driven shaft, with the counter pulley that is disposed between aforementioned drive pulley and the aforementioned driven pulley on roll up ring-type power transmission belt of extension and constitute.As described in the 6th invention, also can be by the drive pulley that is fixed on the aforementioned driving shaft, with at this drive pulley and be fixed on volume link shape power transmission belt between the counter pulley that disposes between driven pulley on the aforementioned driven shaft, and volume is hung a ring-type power transmission belt formation different with aforementioned power transmission belt between aforementioned counter pulley and aforementioned driven pulley, perhaps as described in the 7th invention, the also drive pulley that can on aforementioned driving shaft, fix, hanging a ring-type power transmission belt with volume on the driven pulley of fixing on the aforementioned driven shaft constitutes.
In addition, as described in the 8th invention, aforementioned shaking bearing axle is supported on the direction vertical with aforementioned driven shaft, aforementioned relay part can be fixed in aforementioned shaking bearing axle, leading section by base portion and be connected the transverse arm of aforementioned needle bar drive device with the leading section of bar, and base portion is fixed in aforementioned shaking bearing axle, the front end of the aforementioned shank of configuration and this branched portion is constituted by the fork bar that pivot props up the leading section that is connected aforementioned shank connecting rod between the fork of the branched portion of front end.In this case, as described in the 9th invention, aforementioned shaking bearing axle can be along the inner wall arrangement of aforementioned arm head portion.In addition, as described in the tenth invention, aforementioned second crank is configurable between aforementioned transverse arm and aforementioned fork bar.
According to first invention, owing to and the axis of rocking of driven shaft configured in parallel spreader driving mechanism, shank is driven with eccentric wheel and spreader driving mechanism with eccentric wheel and put cooperation and be fixed in driven shaft simultaneously, can make needle bar drive device and spreader driving mechanism compact more, under the situation that can carry out curtain upside decoration cloth flat lock stitch, also can avoid oversize and the realization densification, and can simplified construction.
According to second invention, owing to be the shaking bearing axle that is supporting needle bar drive device with aforementioned driven shaft abreast also, relay part is propped up by an end pivot and is connected the leading section of needle bar drive device with bar simultaneously, pars intermedia is intercalated in aforementioned shaking bearing axle, the crank that shakes that the other end is connected the leading section of aforementioned shank connecting rod constitutes, can guarantee the path increment up and down of shank, and can make the integral body of needle bar drive device constitute the compactness that becomes, further the arm head portion of the curtain upside decoration cloth seam sewing machine of densification cartridge type can relax the restriction of the assembling space of other mechanisms in this arm head portion simultaneously.
According to the 3rd invention, because in the outer end of driven shaft, but fixed the manual belt pulley of this driven shaft of manual rotation operation, can rotate driven shaft simply and move up and down the position of Sewing needles by this manual belt pulley of manual rotation operation.
According to the 4th invention and since first crank and second crank integrated, and rotationally it is supported, so be expected further to reduce the member number of packages and assemble man-hour.
According to the invention of seven of the 5th-Di, by the ring-type transmission of power roll coil of strip is hung on drive pulley, driven pulley, with counter pulley etc., can realize really that band drives.
According to the 8th invention, because the shaking bearing axle is supporting with the driven shaft vertical direction, simultaneously relay part by base portion be fixed in the shaking bearing axle, leading section is connected the transverse arm of needle bar drive device with the leading section of bar, and the fork bar that base portion is fixed in the shaking bearing axle, the front end pivot that disposes shank, this branched portion between the fork of the branched portion of front end props up the leading section that is connected the shank connecting rod constitutes.Thereby, can guarantee the path increment up and down of shank and can make the needle bar drive device overall compact that the arm head portion of the curtain upside decoration cloth seam sewing machine of compact cartridge type further can relax simultaneously the restriction on the space of other mechanisms of assembling in this arm head portion.
According to the 9th invention, because the shaking bearing axle can further relax the restriction on other mechanism's assembling spaces along the inner wall arrangement of aforesaid arm head portion.According to the tenth invention, be disposed between aforementioned transverse arm and the aforementioned fork bar by second crank, can further effectively utilize the inner space of arm head portion.
Description of drawings
Fig. 1 is the stereoscopic figure of curtain upside decoration cloth seam sewing machine of the cartridge type of expression one embodiment of the invention.
With 2 is the sewing machine needle bar driving mechanism of Fig. 1 and the right side view of spreader driving mechanism.
Fig. 3 is from the sewing machine needle bar driving mechanism of the right-hand Fig. 1 of seeing and spreader driving mechanism stereogram.
Fig. 4 sees the sewing machine needle bar driving mechanism of Fig. 1 and the stereogram of spreader driving mechanism from left.
Fig. 5 is the right side view of the sewing machine needle bar driving mechanism of Fig. 1.
Fig. 6 is the exploded perspective view of targeting part of the sewing machine needle bar of Fig. 1.
Fig. 7 is the right side view of driving mechanism of spreader of the Sewing machines of Fig. 1.
Fig. 8 is the exploded perspective view of spreader driving mechanism of the Sewing machines of Fig. 1.
Fig. 9 is the stereogram that the inside of curtain upside decoration cloth seam sewing machine of the cartridge type of another embodiment of expression constitutes.
Figure 10 is the general view of the sewing machine needle bar periphery state of presentation graphs 9.
Figure 11 is the A-A line profile of Figure 10.
Figure 12 is the part sectioned view of the sewing machine needle bar periphery state of presentation graphs 9.
Figure 13 is the tape handler of curtain upside decoration cloth seam sewing machine of the cartridge type of other embodiment of expression.
Figure 14 is the tape handler of curtain upside decoration cloth seam sewing machine of the cartridge type of another embodiment of expression.
The specific embodiment
Following by description of drawings most preferred embodiment of the present invention.Fig. 1 is the stereoscopic figure of curtain upside decoration cloth seam sewing machine of the cartridge type of expression one embodiment of the invention, Fig. 2 is sewing machine needle bar driving mechanism and the spreader driving mechanism right side view of Fig. 1, Fig. 3 is from the sewing machine needle bar driving mechanism of the right-hand Fig. 1 of seeing and the stereogram of spreader driving mechanism, Fig. 4 sees the sewing machine needle bar driving mechanism of Fig. 1 and the stereogram of spreader driving mechanism from left, Fig. 5 is the right side view of the sewing machine needle bar driving mechanism of Fig. 1, Fig. 6 is the exploded perspective view of targeting part of the sewing machine needle bar of Fig. 1, Fig. 7 is the right side view of spreader driving mechanism of the Sewing machines of Fig. 1, and Fig. 8 is the exploded perspective view of spreader driving mechanism of the Sewing machines of Fig. 1.
In Fig. 1, the framework of the curtain upside decoration cloth seam sewing machine of this cartridge type has: sewing support 1, have the 2a of arm foot that is based in this sewing support 1 upper face side and the forwards arm 2 of the roughly L font of the crooked 2b of arm head portion and the cartridge type cylinder 3 of forwards dashing forward and establishing facing to the ground, below of the 2b of arm head portion abreast from the leading flank of sewing support 1 from the upper end of 2 a of this arm foot.When making, rearward carry cloth along directions X (cloth direction of feed) feeding from the front end of cartridge type cylinder 3.
As shown in Figure 2, with motor of sewing machine (not shown) along left and right directions (with the perpendicular direction of cloth direction of feed) rotatably support in sewing support 1 is drive source drives axle 4, fixed drive belt pulley 5 on this driving shaft 4.On the other hand, the inside of the front of the 2b of arm head portion and driving shaft 4 abreast rotatably support driven shaft 6, fixing driven pulley 7 on this driven shaft 6.Innerly in the junction of 2a of arm foot and the 2b of arm head portion supporting jackshaft 8 abreast, fixing counter pulley 9 on this jackshaft 8 with driving shaft 4 and driven shaft 6.These drive pulleys 5, driven pulley 7, with counter pulley 9 on volume hang a power transmission belt 10 of band etc. synchronously, between driving shaft 4 and driven shaft 6, be with transmission.Sagging one side setting at power transmission belt 10 compresses belt pulley 11.
Front at the 2b of arm head portion has needle bar drive device 14 and spreader driving mechanism (curtain curtain top Zhuan Shi Bu Shake actuation mechanism) 17, described needle bar drive device 14 is moving up and down of shank 13 and drives shank 13 that with the rotational transform of driven shaft wherein the below of shank 13 is installed with many Sewing needless 12 by pin strain 13a; Described spreader driving mechanism 17 be used for spreader 16 that the rotational transform of driven shaft 6 is used for the curtain upside decoration cloth line of the lower end that is installed on spreader turning cylinder (curtain upside decoration cloth turning cylinder) 15 swing movement and drive the curtain upside decoration cloth line with spreader 16.
As Fig. 2-shown in Figure 5, in the needle bar drive device 14, shank driven with eccentric wheel 18 cooperations be fixed in driven shaft 6.Drive the base portion 19b that uses bar 19 with the periphery intercalation needle bar drive device of eccentric wheel 18 at this shank.The nearby position of the driven shaft 6 in the 2b of arm head portion is supported shaking bearing axle 20 and driven shaft 6 abreast and is stationary state.As shown in Figure 5, the pars intermedia 21a of crank 21 is shaken in intercalation on this shaking bearing axle 20, an end 21b who shakes crank 21 props up with pin P1 ground free to rotate pivot and is linked to the leading section 19a of needle bar drive device with bar 19, the other end 21c props up the leading section 23a that is linked to shank connecting rod 23 with pin P2 ground free to rotate pivot, and wherein the base portion 23b of this shank connecting rod 23 shank that is connected the pars intermedia that is fixed on shank 13 is clasped portion 22.As Fig. 4, shown in Figure 6, shank 13 can carry out guided bearing by the shank guide 24 that the section of vertical fixing in the 2b of arm head portion is ditch shape with moving up and down.Promptly, as Fig. 5, shown in Figure 6, shank 13, the shank that will have a pin 22a with screw 39 is clasped portion 22 and is fixed in the intermediate portion, its pin 22a is inserted free to rotately the base portion 23b that leads in shank connecting rod 23, inserting logical fixedly square nut 25 from the front end of the outstanding pin 22a of base portion 23b simultaneously, can be in above-below direction be matched with the ditch 24a of shank guide 24 with being free to slide with this square nut 25.Thus, shank 13 can be supported by the guide effect of sleeve up and down 40,41 fixing in shank guide 24 and the 2b of arm head portion with moving up and down.
At this moment, as shown in Figure 5, along with the rotation of driven shaft 6 to a direction, shaking crank 21 fluctuates around shaking bearing axle 20 with bar 19 by needle bar drive device, with the lower end shank 13 interlocks of many Sewing needless 12 are installed and move up and down along with shaking the fluctuating of crank 21, shank connecting rod 23, form the flat lock stitch by moving up and down of this shank 13.Thereby, be arranged at needle bar drive device with shaking crank 21 between the leading section 23a of the leading section 19a of bar 19 and shank connecting rod 23 and the shaking bearing axle 20, constituted the relay part that moves up and down that needle bar drive device is transformed to shank 13 with shaking of bar 19.And, when shank 13 descends, Sewing needles 12 runs through needle plate (cloth support) 42 (with reference to the Fig. 1) on the cartridge type cylinder 3.
As Fig. 2-Fig. 4, Fig. 7, shown in Figure 8, in the spreader driving mechanism 17, drive mutually and put the spreader driving mechanism is fixed in driven shaft 6 with eccentric wheel 26 cooperations with eccentric wheel 18 with shank.As Fig. 7, shown in Figure 8, at the periphery intercalation spreader driving mechanism bar 27 of this spreader driving mechanism with eccentric wheel 26.The nearby position and the driven shaft 6 parallel axis of rockings 28 that supporting of the driven shaft 6 in the 2b of arm head portion free to rotately.Insert a logical end 29a who fixes first crank 29 on axis of rocking 28, the other end 29b of first crank 29 is connected the leading section 27a of spreader driving mechanism with bar 27 by crank-pin 30 free to rotately.On axis of rocking 28, insert a logical end 31a who fixes second crank 31.In the 2b of arm head portion, spreader turning cylinder 15 around the axle center free rotation ground supporting on the tubular bearing (sleeve) 32 of vertical fixing.In the upper end of spreader turning cylinder 15, the crank 33 with crank-pin 33a is set, by square nut 34 the other end 31b of second crank 31 is connected this crank-pin 33a.Lower end at spreader turning cylinder 15 is installed with curtain upside decoration cloth line spreader 16 across bar 35.
At this moment, along with rotation, the axis of rocking 28 of driven shaft 6 use bar 27 to rotate around the axle center by the spreader driving with eccentric wheel 26 and spreader driving mechanism, along with the rotation of axis of rocking 28, spreader turning cylinder 15 rotate around the axle center with crank-pin 33a by square nut 34, by the rotation of this spreader turning cylinder 15, the curtain upside decoration cloth line stitches with the motion of spreader 16 shakes, formation curtain upside decoration cloth.
As Fig. 1, shown in Figure 3, in the face of the outer end of the driven shaft 6 of the right flank foreign side of the 2b of arm head portion, fixing manually belt pulley 36, by manual rotation operation this manual belt pulley 36, can make driven shaft 6 rotations, move up and down the position of Sewing needles 12.
Curtain upside decoration cloth seam sewing machine according to the cartridge type of above-mentioned formation, owing to set the shaking bearing axle 20 of needle bar drive device 14 and the axis of rocking 28 of spreader driving mechanism 17 abreast respectively with driven shaft 6, drive with eccentric wheel 18 and spreader simultaneously and drive mutually and put cooperation and be fixed on the driven shaft 6 with eccentric wheel 26 with shank, thereby, can be accommodated in needle bar drive device 14 and spreader driving mechanism 17 in the arm 2 compactly, size is increased, and can simplify unitary construction.
In the above-described embodiments, in spreader driving mechanism 17, first crank 29 and second crank 31 constitute respectively, still, for reduce the member number of packages with the assembling man-hour, also can be with this first crank 29 and second crank, 31 integrated formations.In this case, an end of incorporate crank, the same with the situation that bar 27 is connected with first crank 29 with the spreader driving mechanism, be rotatably connected to spreader driving mechanism bar 27; The other end is the same with the situation that the crank-pin 33a of the upper end of spreader turning cylinder 15 is connected with second crank 31, is connected the crank-pin 33a of the upper end of spreader turning cylinder 15 by square nut 34, and pars intermedia is intercalated in axis of rocking 28 rotationally.But in this case, 28 one-tenth stationary states of axis of rocking are supported in the 2b of arm head portion.Thus, can realize the shaking bearing axle 20 of needle bar drive device 14 and the sharing of the axis of rocking 28 of spreader driving mechanism 17.
In the above-described embodiments, in needle bar drive device 14, shaking bearing axle 20 is supporting abreast with driven shaft 6, to shake the relay part that moves up and down that crank 21 is configured for needle bar drive device is transformed to shaking of bar 19 shank 13, but also can thisly construct, as Fig. 9-shown in Figure 12, shaking bearing axle 20 is supported on the direction perpendicular with driven shaft 6.Correspondingly, needle bar drive device is being transformed in the relay part that moves up and down of shank 13 with shaking of bar 19, is adopting base portion 43b to be fixed in shaking bearing axle 20 and leading section 43a with spherojoint is connected that needle bar drive device is fixed in shaking bearing axle 20 with the transverse arm 43 of the leading section 19a of bar 19 and base portion 44b and shank 13 is disposed between the fork of branched portion 44a of front end and the front end pivot of this branched portion 44a is propped up the fork bar 44 of the leading section 23a that is connected shank connecting rod 23.
As shown in Figure 9, needle bar drive device is intercalated in shank on the driven shaft 6 with the base portion of bar 19 and drives periphery with eccentric wheel 18 (with reference to Fig. 5), and leading section 19a is connected the spherojoint of the leading section 43a of transverse arm 43 fixing on the shaking bearing axle 20.Shaking bearing axle 20 is along the inner wall arrangement of the 2b of arm head portion.As shown in figure 10, on shaking bearing axle 20, fix the base portion 44b that front end has the fork bar 44 of branched portion 44a, between the fork of this branched portion 44a, setting shank 13.
As Figure 10-shown in Figure 12, the front end of the branched portion 44a of fork bar 44 is connected the leading section 23a of shank connecting rod 23 by pin 45.Shank connecting rod 23, be connected on shank 13 fixing shank by pin 46 and clasp portion 22.Pin 45, as shown in figure 10 is with the front end of double base state support in the branched portion 44a of fork bar 44.And pin 46, as shown in figure 11, with the lower end of double base state support in shank connecting rod 23.
According to the needle bar drive device 14 of such formation, promptly together fluctuate with bar 19 and shaking bearing axle 20 to direction rotation, transverse arm 43 around this axle center by needle bar drive device as driven shaft 6.The fork bar 44 that shakes, is fixed on this shaking bearing axle 20 by this shaking bearing axle 20 also fluctuates, and clasps portion 22 by shank connecting rod 23 shanks 13 with shank and together moves up and down.In addition, as shown in figure 12, shank connecting rod 23 and shank 13 almost parallels, this state also change when shank 13 moves up and down hardly.
Like this, be supported on the direction vertical at shaking bearing axle 20 with driven shaft 6, the above-mentioned needle bar drive device 14 that the relay part that moves up and down that simultaneously needle bar drive device is transformed to shank 13 with shaking of bar 19 is made of transverse arm 43 and fork bar 44, the same with the situation of the needle bar drive device 14 of the foregoing description, can guarantee the path increment up and down of shank 13, and can make needle bar drive device 14 densification on the whole, the wall size 2b of the portion densification further of Sewing machines of the curtain curtain upper decoration cloth seam of cartridge type can be made, the restriction on the space of other mechanisms of assembling in the 2b of this arm head portion can be relaxed simultaneously.
In the various embodiments described above, as tape handler, drive pulley 5, driven pulley 7, with counter pulley 9 on volume hang a power transmission belt 10, but can not so also, as shown in figure 13, can hang l root power transmission belt 10a at volume on drive pulley 5 and the counter pulley 9, ring-type power transmission belt 10b different of volume extension on counter pulley 9 and driven pulley 7 with aforesaid power transmission belt 10a.In addition, as shown in figure 14, also can save counter pulley, volume is hung a ring-type power transmission belt 10 on drive pulley 5 and driven pulley 7.
And, as Fig. 2, shown in Figure 9, the depression bar 37 of configuration cloth presser between shank 13 and spreader turning cylinder 15.Depression bar 37 can slide up and down to be supported in the 2b of arm head portion on the stationary sleeve 47, and presser feet 38 is fixed in the lower end of depression bar 37.On depression bar 37, clamping compression spring 48, compressing the sleeve pipe 49 that spring-loaded is used midway fixing of depression bar 37.Regulate by the screw-in depth that increase and decrease is installed on the adjusting bolt 50 of depression bar 37 upper ends by the pressure that compression spring 48 puts on the depression bar 37, implement to regulate the supporting of the bolt 2b of 50 pairs of arm head portions by nut 51.Sleeve pipe 49 is connected connecting plate 53 by shoulder bolt 52, and connecting plate 53 is connected the upperpush rod 56 of last item 55 by shoulder bolt 54.And sleeve pipe 49 has tab (not shown), but this tab easy on and off is supported in the longitudinal furrow that is fixed on the depression bar 57 in the 2b of arm head portion slidably.
As shown in Figure 9, last item 55 rotatably supports are in the 2b of arm head portion, and operating sheet 58 rotatably supports are in last item 55.About the operation of last item 55, just possible when operating sheet 58 is incorporated into the sleeve pipe 59 of last item 55.When possible operation last item 55, can make presser feet 38 leave needle plate 42 on the cartridge type cylinder 3.
Claims (11)
1. the curtain upside decoration cloth seam sewing machine of a cartridge type, the curtain upside decoration cloth seam sewing machine of described cartridge type has: the sewing support, have the arm foot of the upper face side that is darted at this sewing support and the forwards roughly L shaped arm of crooked arm head portion and the cartridge type cylinder of forwards dashing forward and establishing facing to the ground, below of described arm head portion from the leading flank of described sewing support from the upper end of this arm foot, from the front end of described cartridge type cylinder feeding cloth rearward, it is characterized in that:
In described sewing support and the driving shaft of the perpendicular direction of the direction of feed of described cloth configuration and between the driven shaft of the inside of described arm head portion and described driving shaft configured in parallel, carrying out the band transmission;
Front in described arm head portion, have with the rotational transform of described driven shaft for moving up and down of shank that many Sewing needless are installed in the lower end needle bar drive device that this shank is driven and be to be installed on the spreader driving mechanism that the curtain upside decoration cloth line of the lower end of spreader turning cylinder drives this curtain upside decoration cloth line spreader with the swing movement ground of spreader with the rotational transform of described driven shaft;
Described needle bar drive device has: cooperate the shank that is fixed on described driven shaft to drive and use eccentric wheel, base portion is configured in the needle bar drive device bar of this shank driving with eccentric periphery, be disposed at the nearby shaking bearing axle of position of the described driven shaft in the described arm head portion, the shank that base portion is connected the pars intermedia that is fixed in described shank free to rotately is clasped the shank connecting rod of portion, at the leading section of described needle bar drive device with bar, and between the leading section of described shank connecting rod and the described shaking bearing axle, the relay part that moves up and down that described needle bar drive device is transformed to described shank with shaking of bar is set;
Described spreader driving mechanism has: drive with eccentric wheel with described shank and put and cooperates the spreader driving eccentric wheel that is fixed on the described driven shaft, be intercalated in the spreader driving mechanism bar of this spreader driving with eccentric periphery, the nearby position of the described driven shaft in described arm head portion and the axis of rocking 0 that this driven shaft supports abreast, logical first crank that on the described axis of rocking and the other end is rotatably connected to the leading section of described spreader driving mechanism usefulness bar that is fixed on is inserted in one end, one end is fixed on second crank that on described axis of rocking the other end and the other end is connected the turning cylinder upper end of described spreader.
2. press the curtain upside decoration cloth seam sewing machine of the described cartridge type of claim 1, it is characterized in that, described shaking bearing axle and described driven shaft are supporting abreast, described relay part by an end by pivot prop up be connected described needle bar drive device with the leading section of bar, pars intermedia by intercalation on described shaking bearing axle, the other end crank that shakes of being propped up the leading section that is connected described shank connecting rod by pivot constitutes.
3. by the curtain upside decoration cloth seam sewing machine of the described cartridge type of claim 1, it is characterized in that, at the fixing manual belt pulley of this driven shaft of rotating operation manually in the outer end of described driven shaft.
4. by the curtain upside decoration cloth seam sewing machine of the described cartridge type of claim 2, it is characterized in that, at the fixing manual belt pulley of this driven shaft of rotating operation manually in the outer end of described driven shaft.
5. by the curtain upside decoration cloth seam sewing machine of each described cartridge type among the claim 1-4, it is characterized in that, make described first crank and second crank integrated, also rotationally it is supported on described axis of rocking.
6. press the curtain upside decoration cloth seam sewing machine of each described cartridge type among the claim 1-4, it is characterized in that, be fixed in drive pulley on the described driving shaft, be fixed in the driven pulley on the described driven shaft and be disposed at described drive pulley and described driven pulley between counter pulley on volume hang a ring-type power transmission belt.
7. press the curtain upside decoration cloth seam sewing machine of each described cartridge type among the claim 1-4, it is characterized in that, be fixed on the described driving shaft drive pulley and this drive pulley be fixed on described driven shaft on driven pulley between between the counter pulley that disposes volume hang a ring-type power transmission belt and between described counter pulley and described driven pulley, roll up and hang a ring-type power transmission belt different with described power transmission belt.
8. press the curtain upside decoration cloth seam sewing machine of each described cartridge type among the claim 1-4, it is characterized in that volume is hung a ring-type power transmission belt on the driven pulley of fixing on drive pulley of fixing on the described driving shaft and the described driven shaft.
9. press the curtain upside decoration cloth seam sewing machine of the described cartridge type of claim 1, it is characterized in that, described shaking bearing axle is bearing on the direction vertical with described driven shaft, described relay part by base portion be fixed on the described shaking bearing axle, leading section is connected the described needle bar drive device transverse arm with the leading section of bar, and base portion is fixed on the described shaking bearing axle, the front end of the described shank of configuration and this branched portion is constituted by the fork bar that pivot props up the leading section that is connected described shank connecting rod between the trouble of the branched portion of front end.
10. by the curtain upside decoration cloth seam sewing machine of the described cartridge type of claim 9, it is characterized in that described shaking bearing axle along the inner wall arrangement of described arm head portion.
11. the curtain upside decoration cloth seam sewing machine by the described cartridge type of claim 9 is characterized in that described second crank is configured between described transverse arm and the described fork bar.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004156137A JP2005334234A (en) | 2004-05-26 | 2004-05-26 | Cylinder type valance stitch sewing machine |
| JP2004156137 | 2004-05-26 | ||
| JP2004337247 | 2004-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1702221A true CN1702221A (en) | 2005-11-30 |
Family
ID=35488440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100743965A Pending CN1702221A (en) | 2004-05-26 | 2005-05-26 | Sewing machine for barrel type curtain upside decoration cloth |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005334234A (en) |
| CN (1) | CN1702221A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409489A (en) * | 2011-09-14 | 2012-04-11 | 新杰克缝纫机股份有限公司 | Needle rod for two-needle sewing machine, and switching mechanism for needle rod |
| CN101503846B (en) * | 2008-02-08 | 2013-01-30 | 大和缝纫机制造株式会社 | Driving device for cutter of sewing machine |
| CN106087290A (en) * | 2015-04-30 | 2016-11-09 | 杜克普爱华股份公司 | Sewing machine |
| CN106149211A (en) * | 2016-08-09 | 2016-11-23 | 孙丽君 | A kind of Chinese knot sewing machine from ball of yarn to finished product |
| CN107237058A (en) * | 2017-06-29 | 2017-10-10 | 杰克缝纫机股份有限公司 | The feed tip adjustment structure of sewing machine |
| CN107237057A (en) * | 2017-06-29 | 2017-10-10 | 杰克缝纫机股份有限公司 | A kind of feed tip adjustment structure of sewing machine |
| CN107237060A (en) * | 2017-07-28 | 2017-10-10 | 台州市叶氏绣花机制造有限公司 | A kind of sewing machine |
| CN110318174A (en) * | 2018-03-28 | 2019-10-11 | 飞马缝纫机制造株式会社 | The needle bar driving mechanism of sewing machine |
| CN112267222A (en) * | 2020-10-19 | 2021-01-26 | 拓卡奔马机电科技有限公司 | Drive structure of wrist bending machine |
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| JP2012034809A (en) * | 2010-08-06 | 2012-02-23 | Morimoto Mfg Co Ltd | Sewing machine |
| CN110409068B (en) * | 2019-08-28 | 2024-04-05 | 浙江乐江机械有限公司 | Sewing machine mop wheel device |
-
2004
- 2004-05-26 JP JP2004156137A patent/JP2005334234A/en active Pending
-
2005
- 2005-05-26 CN CNA2005100743965A patent/CN1702221A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101503846B (en) * | 2008-02-08 | 2013-01-30 | 大和缝纫机制造株式会社 | Driving device for cutter of sewing machine |
| CN102409489A (en) * | 2011-09-14 | 2012-04-11 | 新杰克缝纫机股份有限公司 | Needle rod for two-needle sewing machine, and switching mechanism for needle rod |
| CN102409489B (en) * | 2011-09-14 | 2013-06-05 | 新杰克缝纫机股份有限公司 | Needle rod for two-needle sewing machine, and switching mechanism for needle rod |
| CN106087290A (en) * | 2015-04-30 | 2016-11-09 | 杜克普爱华股份公司 | Sewing machine |
| CN106087290B (en) * | 2015-04-30 | 2020-10-23 | 杜克普爱华股份公司 | Sewing machine |
| CN106149211A (en) * | 2016-08-09 | 2016-11-23 | 孙丽君 | A kind of Chinese knot sewing machine from ball of yarn to finished product |
| CN107237058A (en) * | 2017-06-29 | 2017-10-10 | 杰克缝纫机股份有限公司 | The feed tip adjustment structure of sewing machine |
| CN107237057A (en) * | 2017-06-29 | 2017-10-10 | 杰克缝纫机股份有限公司 | A kind of feed tip adjustment structure of sewing machine |
| CN107237060A (en) * | 2017-07-28 | 2017-10-10 | 台州市叶氏绣花机制造有限公司 | A kind of sewing machine |
| CN110318174A (en) * | 2018-03-28 | 2019-10-11 | 飞马缝纫机制造株式会社 | The needle bar driving mechanism of sewing machine |
| CN112267222A (en) * | 2020-10-19 | 2021-01-26 | 拓卡奔马机电科技有限公司 | Drive structure of wrist bending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005334234A (en) | 2005-12-08 |
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