CN201605417U - Cloth feed control mechanism of small-traverse-tube sewing machine - Google Patents
Cloth feed control mechanism of small-traverse-tube sewing machine Download PDFInfo
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- CN201605417U CN201605417U CN2010200002038U CN201020000203U CN201605417U CN 201605417 U CN201605417 U CN 201605417U CN 2010200002038 U CN2010200002038 U CN 2010200002038U CN 201020000203 U CN201020000203 U CN 201020000203U CN 201605417 U CN201605417 U CN 201605417U
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Abstract
The utility model discloses a cloth feed control mechanism of a small-traverse-tube sewing machine, particularly referring to a feed control mechanism used for controlling the trip distance and the differential ratio of the front and the back traveling teeth of the small-traverse-tube sewing machine. A cloth feed control mechanism driven by a spindle is arranged in the small-traverse-tube sewing machine, wherein, the spindle is pivoted on a casing; a differential cam push-pull rod is pivoted on the spindle in the way of cam rotation, one end of a front differential swing stem is pivoted with and extended from the differential cam push-pull rod, the front differential swing stem is fixedly arranged on a differential spindle, and the differential spindle is pivoted on the casing; the front differential swing stem is linked with a front tooth seesaw unit; moreover, one cambered end of a back differential swing stem is fixedly arranged on the differential spindle, and the back differential swing stem is linked with a back tooth seesaw unit. With the structure, the cost of part material and the labor cost of part assembly are reduced effectively, and operational convenience is provided for the user.
Description
Technical field
The utility model relates to a kind of sewing machine cloth feed mechanism, especially refers to a kind of stroke distances of the forward and backward mobile tooth of little horizontal tube Sewing machines and feeding controlling organization of differential ratio of being used for.
Background technology
Along with the maturation and the material development of science and technology of textile industry technology, various material characteristic and the different cloth of traditional cloth have appearred, and, along with the raising of economic level, make suitable appearance dress more and more come into one's own.People advocate fashion, therefore, cooperate the design of the various complexity of designer, and bind also must be progressive.
Sewing machines is when work, the function of its forward and backward mobile tooth is cloth to be delivered to sewing position sew by the Sewing machines knitting needle, and the size of the reciprocating stroke distances of forward and backward mobile tooth, concerning the speed that cloth advances, that is to say, under identical knitting needle sewing velocity, the speed that cloth advances is fast more, on the cloth by knitting needle sew to knit line just sparse more, on the contrary, the speed that cloth advances is slow more, on the cloth by knitting needle sew to knit line just close more, this cloth feeding controlling organization that can change the sewing thread spacing is commonly called as " control of thickness pin "; In addition, mobile tooth after the next correspondence of the size of the shift motion distance of mobile tooth before adjusting, when the cloth amount that mobile tooth is brought into before making is brought cloth amount identical more or less (being commonly called as differential ratio) into the mobile tooth in back, will produce the different cloth cover effects that cloth sewing face has smooth or cloth compress or forms fold, so just can the elastomeric now cloth of correspondence and the costume design of various complexity.Yet, the utility model relates to little horizontal tube sewing machine cloth feeding controlling organization, please refer to the prior art of TW patent announcement M307633 number " Sewing machines feeds controlling organization " that inventor application checks and approves, its major technique means are that Sewing machines feeding controlling organization has a Control Shaft, this Control Shaft one end is installed with a control spanner, and the other end is installed with a pulling piece, it is characterized in that: this feeding controlling organization also has a couple axle, this couple axle one end is fixed with a connection piece, this connector extends a drivening piece, this drivening piece is to be coupling with above-mentioned pulling piece, and this couple axle other end is fixed with a movement parts, one end of this movement parts and a swing connecting bar articulates, mobile tooth connector before the other end of this swing connecting bar is pivoted with; An and swinging axle, this swinging axle extends a chute and and supports slide bar, wherein, be provided with the mobile tooth connector in a back in this chute, the mobile tooth connector in this back be can be in this chute slide displacement, this support slide bar then wears this preceding mobile tooth connector, and mobile tooth connector can support slide displacement on the slide bar at this before this; By pulling this control spanner, just can be somebody's turn to do preceding mobile tooth connector by interlock, make this preceding mobile tooth connector slide displacement on this support slide bar, make preceding mobile tooth connector and the back mobile tooth connector of this swinging axle when swing have different stroke distances and differential ratio.
By above-mentioned prior art means as can be seen, though possessed the means that can adjust forward and backward mobile tooth displacement stroke distance and differential ratio, still have following point anxious to be solved:
One, because the differential adjustment of the prior art, be to adjust control by the control spanner that is located at the Sewing machines rear, also will be and should control spanner by the drive of a Control Shaft and a couple axle, the big or small interlock that Sewing machines least significant end control spanner can be pulled realizes changing the purpose of differential ratio to the most preceding movement parts of Sewing machines, therefore the assembling of being difficult for and the higher relatively shortcoming of human cost are arranged, and, unnecessary fault also takes place easily.In case break down, because being long distances, this Control Shaft and this moving axis link, therefore the not problem of easy-maintaining is arranged.
Two, because the differential adjustment of the prior art, be to adjust control by the control spanner that is located at the Sewing machines rear, therefore, the user be difficult for seeing nearby but can't be located after the situation of reseting size and control spanner are pulled motionless, so often take place not adjust required differential ratio, and exist the unhandy serious problems of user.
The utility model content
Main purpose of the present utility model is to solve the aforesaid drawbacks, it is more easy that the utility model not only keeps in repair and assembles, and effectively reduce the cost of part material, and the differential ratio of mobile tooth, the mobile tooth in back before having increased respectively, thereby make Sewing machines can adapt to the cloth of more eurypalynous elastic woven material or special material, can also reduce the human cost of assembling, and provide operational convenience in use for the operator.
To achieve these goals, the utility model proposes a kind of little horizontal tube sewing machine cloth feeding controlling organization, be provided with a cloth feeding controlling organization that is driven by main shaft in the described little horizontal tube Sewing machines, wherein this main shaft is hubbed on the casing, on this main shaft with the cam rotation mode differential cam pull bar that is pivoted, differential fork one end before this differential cam pull bar extension is articulated with one, this preceding differential fork is fixedly arranged on the differential spindle rod and this differential spindle rod is hubbed on this casing, the other end of differential fork then articulates an end of differential pull bar before before being somebody's turn to do, and the other end of differential pull bar is articulated with a swing arm and push-pull arm before being somebody's turn to do, wherein this push-pull arm extends an end that articulates differential swing connecting bar before, and the other end of differential swing connecting bar is connected with a preceding differential axostylus axostyle that is hubbed on this casing before being somebody's turn to do, differential axostylus axostyle extends an end of an affixed nipper swing component before being somebody's turn to do, the other end of this nipper swing component is articulated with nipper front and back pushing block, and pushing block pushes away in the groove before and after being slidedly arranged on the nipper that mobile tooth is offered before before and after this nipper; An end that articulates differential tommy bar before is extended in this swing arm in addition, should before the preceding differential indicating arm axle center that is hubbed on this casing of differential tommy bar and affixed, before this other end of differential tommy bar then normality be subjected to downward pulling force traction and with one before differential adjusting lever hook joint form and locate.
To achieve these goals, the utility model proposes a kind of little horizontal tube sewing machine cloth feeding controlling organization simultaneously, be provided with a cloth feeding controlling organization that is driven by main shaft in the described little horizontal tube Sewing machines, wherein, this main shaft is hubbed on the casing, on this main shaft with the cam rotation mode differential cam pull bar that is pivoted, differential fork one end before this differential cam pull bar extension is articulated with one, this preceding differential fork is fixedly arranged on the differential spindle rod and this differential spindle rod is hubbed on this casing, on this differential spindle rod, set firmly an end of the back differential fork of an arc in addition, and the differential fork other end in this back is arcuation and is arranged in the perforation that a push rod offers, the end that this push rod extends the differential swing connecting bar of the other end and a back from this perforation articulates, and the other end of this differential swing connecting bar in back is connected with a back differential axostylus axostyle that is hubbed on this casing, the differential axostylus axostyle in this back extends an end of an affixed back tooth swing component, the other end of this back tooth swing component is articulated with tooth front and back, back pushing block, and pushing block pushes away in the groove before and after being slidedly arranged on the back tooth that mobile tooth is offered after before and after this back tooth; In addition, this perforation place articulates an end of a push-and-pull swing arm, the other end of this push-and-pull swing arm articulates an end of an interlock fork, the other end of this interlock fork is then affixed with a back differential adjustment indicating arm axle center that is hubbed on this casing, and then normality and this casing stationary positioned are held in the sensing of the differential adjustment indicating arm in this back.
The technological means that above-mentioned the utility model proposed compared with prior art, has following advantage:
One, because all design again of the transmission mechanism of the forward and backward transfer teeth of the utility model, not only part and interaction structure are simplified, maintenance and assembling are more prone to, and are adapted at using on the little horizontal cylindrical sewing machine, thereby reduce the cost of part material and the cost of labor of assembling effectively;
Two,, so can improve the user at operational convenience because the utility model is arranged on operator's right opposite with the adjustment screw rod of front transfer teeth.
Description of drawings
Fig. 1 is the little horizontal tube sewing machine cloth feeding controlling organization stereoscopic schematic diagram of the utility model.
Fig. 2 is the utility model cloth feeding controlling organization stereoscopic schematic diagram.
Fig. 3 is the utility model Fig. 2 local appearance schematic perspective view.
Fig. 4 is the utility model Fig. 3 exploded perspective schematic diagram.
Fig. 5-1,5-2 are the utility model Fig. 4 plane motion schematic diagram.
Fig. 6 is another local appearance schematic perspective view of the utility model Fig. 2.
Fig. 7 is the utility model Fig. 6 exploded schematic perspective view.
Fig. 8-1～8-4 is the utility model Fig. 7 plane motion schematic diagram.
Fig. 9 is another exploded schematic perspective view of the utility model Fig. 6.
Figure 10-1～10-4 is the utility model Fig. 9 plane motion schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing shown in the specific embodiment, the utility model is elaborated.
Please consult Fig. 1～Fig. 4, Fig. 6, Fig. 7 and Fig. 9 simultaneously, it is little horizontal tube sewing machine cloth feeding controlling organization stereoscopic of the utility model and decomposing schematic representation.As shown in drawings, be provided with a cloth feeding controlling organization 2 that is driven by main shaft 20 in the little horizontal tube Sewing machines 1 described in the utility model, wherein, this main shaft 20 is hubbed on the casing 11, on this main shaft 20 with the cam rotation mode differential cam pull bar 23 that is pivoted, this differential cam pull bar 23 extends an end that is articulated with differential fork 25 before, this preceding differential fork 25 is fixedly arranged on the differential spindle rod 24 and this differential spindle rod 24 is hubbed on this casing 11, should before 25 interlock one nippers of differential fork unit 40 that seesaws, this nipper unit 40 that seesaws comprises differential fork 25 before this, the other end then articulates an end of differential pull bar 41 before, and the other end of differential pull bar 41 is articulated with a swing arm 42 and push-pull arm 43 before being somebody's turn to do, wherein, this push-pull arm 43 extends an end that articulates differential swing connecting bar 44 before, and the other end of differential swing connecting bar 44 is connected with a preceding differential axostylus axostyle 45 that is hubbed on this casing 11 before being somebody's turn to do, differential axostylus axostyle 45 extends an end of an affixed nipper swing component 46 before being somebody's turn to do, the other end of this nipper swing component 46 is articulated with nipper front and back pushing block 47, and pushing block 47 pushes away in the groove 63 before and after being slidingly installed in the nipper that mobile tooth 60 is offered before before and after this nipper; In addition, an end that articulates differential tommy bar 81 before is extended in this swing arm 42, the axle center that this preceding differential tommy bar 81 and is hubbed at the preceding differential indicating arm 82 on this casing 11 is affixed, the other end of this preceding differential tommy bar 81 then normality is drawn by the downward pulling force of a drawing spring (not shown), and locatees with block piece 801 hook joints of a preceding differential adjusting lever 80; Wherein, differential dial 83 before the sensing relative position of differential indicating arm 82 is provided with on this casing 11 and before being somebody's turn to do.
In addition, on this differential spindle rod 24, set firmly an end of the back differential fork 26 of an arc, 26 interlocks of the differential fork in this back one back tooth unit 50 that seesaws, this back tooth unit 50 that seesaws comprises the differential fork 26 in this back, the other end is arcuation and is arranged in the perforation 510 that a push rod 51 offered, this push rod 51 articulates from this end of boring a hole the differential swing connecting bar 52 of the 510 extended other ends and a back, the other end of the differential swing connecting bar 52 in this back is connected with a back differential axostylus axostyle 53 that is hubbed on this casing 11, the differential axostylus axostyle 53 in this back extends an end of an affixed back tooth swing component 54, the other end of this back tooth swing component 54 is articulated with tooth front and back, back pushing block 55, pushes away in the groove 73 before and after the back tooth that mobile tooth 70 was offered after pushing block 55 was slidedly arranged on before and after this back tooth; In addition, these 510 places of boring a hole articulate an end of a push-and-pull swing arm 92, and the other end of this push-and-pull swing arm 92 articulates an end of an interlock fork 91, and the other end of this interlock fork 91 is then affixed with back differential adjustment indicating arm 90 axle center that are hubbed on this casing 11; Differential dial 93 after wherein the position relative with the sensing of the differential adjustment indicating arm 90 in this back is provided with on this casing 11, the sensing of the differential adjustment indicating arm 90 in this back are held then, and normality is fixed in the differential dial 93 in this back and this casing 11 formation location in the screw lock mode.
At last, on this main shaft 20 with the cam rotation mode cam pull bar 21 that also is pivoted, and be provided with an eccentric shaft 22 to eccentric part at these main shaft 20 terminal shafts, this cam pull bar 21 and 22 interlocks of this eccentric shaft, the one front and back tooth unit 30 that moves up and down, this front and back tooth unit 30 that moves up and down comprises this cam pull bar 21, it extends an end that articulates a swing connecting bar 31, the other end of this swing connecting bar 31 is connected with first axostylus axostyle 32 that is hubbed on this casing 11, this first axostylus axostyle 32 extends an end of affixed one first swing component 33, the other end of this first swing component 33 is articulated with pushing block 34 about in the of one first, this about in the of first pushing block 34 be slidedly arranged on the back teeth first that nipper first pushes away in the groove 61 up and down and the mobile teeth 70 in back are offered that mobile tooth 60 is offered before this and push away up and down in the groove 71; This eccentric shaft 22 extends an end of the eccentric pushing pull bar 35 that is pivoted, one end of the affixed swinging block 36 of the other end of this eccentric pushing pull bar 35, the other end of this swinging block 36 is connected with second axostylus axostyle 37 that is hubbed on this casing 11, this second axostylus axostyle 37 extends an end of affixed second swing component 38, the other end of this second swing component 38 is articulated with pushing block 39 about in the of second, this about in the of second pushing block 39 be slidedly arranged on the back teeth second that nipper second pushes away in the groove 62 up and down and the mobile tooth 70 in this back is offered that mobile tooth 60 is offered before this and push away up and down in the groove 72.
Please consult Fig. 3, Fig. 4, Fig. 5-1 and Fig. 5-2 more simultaneously, it is the little horizontal tube sewing machine cloth feeding controlling organization plane motion schematic diagram of the utility model.At first shown in Fig. 5-1, when 20 on this main shaft goes to as Fig. 5-2, this cam pull bar 21 that is hubbed on this main shaft 20 will turn right along with cam rotation, thereby this swing connecting bar 31 is swung to the right, this swing connecting bar 31 will drive first axostylus axostyle, the 32 inverse time needle shaft that is hubbed on the casing 11 changes, and an end of this pushing block 34 about in the of first that articulates with this first swing component 33 is swung downwards and left, but since this first about pushing block 34 be slidingly installed in the back teeth first that nipper first pushes away in the groove 61 up and down and the mobile tooth 70 in this back is offered that mobile tooth 60 is offered before this and push away up and down in the groove 71, so should preceding mobile tooth 60 and the mobile tooth 70 in this back only can move downward synchronously; Simultaneously, be provided with eccentric shaft 22 at these main shaft 20 terminal shafts to eccentric part, so this eccentric shaft 22 goes to as Fig. 5-2 o'clock on 20 on this main shaft, be hubbed on this eccentric pushing pull bar 35 on this eccentric shaft and will upwards promote the upwards swing of an end of this swinging block 36, because the other end of this swinging block 36 is connected with second axostylus axostyle 37 that is hubbed on this casing 11, so will driving these second axostylus axostyle, 37 up time needle shafts, changes this swinging block 36, thereby make the end swing to the right downwards of this pushing block 39 about in the of second that articulates with this second swing component 38, but since this second about pushing block 39 be slidingly installed in the back teeth second that nipper second pushes away in the groove 62 up and down and the mobile tooth 70 in this back is offered that mobile tooth 60 is offered before this and push away up and down in the groove 72, so should preceding mobile tooth 60 and the mobile tooth 70 in this back only can move downward moving synchronously; Like this, this main shaft 20 continues rotation, just can make this preceding mobile tooth 60 and the mobile tooth 70 in this back realize the purpose that moves up and down repeatedly synchronously.
In addition, please consult Fig. 6, Fig. 7 and Fig. 8-1～Fig. 8-4 simultaneously, above-mentioned each figure is the little horizontal tube sewing machine cloth feeding controlling organization plane motion schematic diagram of the utility model.At first shown in Fig. 8-1, when manual rotation should before differential adjusting lever 80 make this block piece 801 should before differential tommy bar 81 be transferred to below the time, should before differential indicating arm 82 just point to the below of differential dial 83 before this, during again with 20 positions that turn to shown in Fig. 8-2 of this main shaft, with the cam rotation mode be hubbed on differential cam pull bar 23 on this main shaft 20 will drive this before differential fork 25 1 ends swing to the right, because this preceding differential fork 25 is installed on the differential spindle rod 24 and this differential spindle rod 24 is hubbed on this casing 11, so should before the other end of differential fork 25 will swing left and before driving this differential pull bar 41 to left movement, thereby drive this swing arm 42 and upwards swing and drive this upwards promotion of push-pull arm 43 left, but because the other end axle of this swing arm 42 is located on this preceding differential tommy bar 81, so the amount of pushing away can be influenced by this swing arm 42 and the position of being somebody's turn to do preceding differential tommy bar 81 pivot joints on this push-pull arm 43, just be subjected to the influence of the amplitude of oscillation size of this swing arm 42, at this moment, because an end of differential swing connecting bar 44 is affixed with the preceding differential axostylus axostyle 45 that is hubbed on this casing 11 before being somebody's turn to do, therefore, this push-pull arm 43 just can promote the upwards swing to the right of the other end of this preceding differential swing connecting bar 44, make before and after this nipper that is articulated on this nipper swing component 46 pushing block 47 displacement to the right that can make progress greatly, but, because pushing block 47 pushes away in the groove 63 before and after being slidedly arranged on the nipper that mobile tooth 60 is offered before this before and after this nipper, thus should before mobile tooth 60 only can move right; Like this, change, just can allow this preceding mobile tooth 60 ultimate ranges ground seesaw repeatedly if this main shaft 20 continues axle.
Shown in Fig. 8-3, when manual rotation should before differential adjusting lever 80 when making this block piece 801 should preceding differential tommy bar 81 transfer to the top, differential indicating arm 82 just points to the top of this preceding differential dial 83 before being somebody's turn to do, and should will drive the place's of being coupling displacement of these swing arm 42 tops and be flapped toward the left position by preceding differential tommy bar 81, when again 20 on this main shaft being gone to shown in Fig. 8-4 position, 23 pullings of differential cam pull bar that are hubbed at this main shaft 20 in the cam rotation mode should be swung left by preceding differential fork 25 1 ends, this preceding differential fork 25 of cause is fixedly arranged on the differential spindle rod 24 and this differential spindle rod 24 is hubbed on this casing 11, so should before differential fork 25 other ends then to the right the swing and interlock should before differential pull bar 41 promote to the right, spur downwards to lower swing and this push-pull arm 43 of drive to the right and drive this swing arm 42, but because these swing arm 42 other ends are located on this preceding differential tommy bar 81, so the position that differential tommy bar 81 articulated before the drop-down amount of this push-pull arm 43 can be subjected to this swing arm 42 and be somebody's turn to do influences, just be subjected to the influence of the amplitude of oscillation size of this swing arm 42, at this moment, because an end of differential swing connecting bar 44 is affixed with the preceding differential axostylus axostyle 45 that is hubbed on this casing 11 before being somebody's turn to do, therefore this push-pull arm 43 just can promote the other end swing left downwards of this preceding differential swing connecting bar 44, pushing block 47 can be more by a small margin downwards to left dislocation before and after making this nipper that is articulated on this nipper swing component 46, but, because pushing block 47 pushes away in the groove 63 before and after being slidingly installed in the nipper that mobile tooth 60 is offered before this before and after this nipper, thus should before mobile tooth 60 only can be to left movement; Like this, if this main shaft 20 continues to rotate, just can allow this preceding mobile tooth 60 minimum ranges ground seesaw repeatedly.It should be noted that according to the above the user can be easily adjusts the size of move distance repeatedly of mobile tooth 60 before this by differential adjusting lever 80 before this with manual rotation mode.
Please consult Fig. 6, Fig. 9 and Figure 10-1～Figure 10-4 more simultaneously, above-mentioned each figure is the little horizontal tube sewing machine cloth feeding controlling organization plane motion schematic diagram of the utility model.At first shown in Figure 10-1, when adjusting the differential adjustment indicating arm in this back 90 in manual screw lock mode to below, the below of promptly should the differential adjustment indicating arm in back 90 pointing to this differential dial 93 in back, when again 20 on this main shaft being gone to shown in Figure 10-2 position, being hubbed on differential cam pull bar 23 on this main shaft 20 in the cam rotation mode will promote before this end of differential fork 25 and swing left, because this preceding differential fork 25 is installed on the differential spindle rod 24 and this differential spindle rod 24 is hubbed on this casing 11, so, the other end that is installed in the back differential fork 26 on this differential spindle rod 24 will be swung to the right, thereby swing to the right the lower end that makes this push rod 51 promote the differential swing connecting bar 52 in this back to the right, because the other end of the differential swing connecting bar 52 in this back is connected with the back differential axostylus axostyle 53 that is hubbed on this casing 11, and the differential axostylus axostyle 53 in this back extends an end that is fixed in this back tooth swing component 54, therefore, be articulated in before and after this back tooth of the other end of this back tooth swing component 54 pushing block 55 swing that will make progress left, but, because pushing block 55 is slidingly installed in the back tooth front and back that the mobile tooth 70 in this back offered and pushes away in the groove 73 before and after the tooth of this back, so this mobile tooth 70 in back only can be to left movement; Like this, if this main shaft 20 continues to rotate, mobile tooth 70 ultimate ranges ground, this back is seesawed repeatedly.
In addition, shown in Figure 10-3, when adjusting the differential adjustment indicating arm 90 in this back to the top in manual screw lock mode, promptly be somebody's turn to do the top of this differential dial 93 in back of differential adjustment indicating arm 90 sensings in back, at this moment, because pendulum makes in the perforation 510 of this push-and-pull swing arm 92 with this push rod 51 and is pushed into the higher position that is positioned at the differential fork 26 in this back on this interlock fork 91, during again with 20 positions that go to shown in Figure 10-4 of this main shaft, differential fork 25 1 ends were swung left before the differential cam pull bar 23 that is hubbed on this main shaft 20 in the cam rotation mode will promote this, this preceding differential fork 25 of cause is installed on the differential spindle rod 24 and this differential spindle rod 24 is hubbed on this casing 11, so the other end of the back differential fork 26 that sets firmly on this differential spindle rod 24 will be swung to the right, in addition, because the perforation 510 of this push rod 51 is positioned at the higher position of the differential fork 26 in this back, thereby can only make this push rod 51 produce trickle promotion to the right, thereby make the lower end of the differential swing connecting bar 52 in this back only can do trickle swing to the right, again because the other end of the differential swing connecting bar 52 in this back is connected with a back differential axostylus axostyle 53 that is hubbed on this casing 11, and the differential axostylus axostyle 53 in this back extends an end that is fixed in this back tooth swing component 54, therefore, this tooth front and back, back pushing block 55 that is articulated in the other end of this back tooth swing component 54 equally only can be done the trickle swing that makes progress left, but, because pushing block 55 is slidingly installed in the back tooth front and back that the mobile tooth 70 in this back offered and pushes away in the groove 73 before and after the tooth of this back, so the mobile tooth 70 in this back only can be done trickle motion left; Like this, if this main shaft 20 continues to rotate, mobile tooth 70 minimum ranges ground, this back is seesawed repeatedly.It should be noted that according to the above the user can adjust the size of move distance repeatedly of the mobile tooth 70 in this back easily in manual screw lock mode by the differential adjustment indicating arm 90 in this back.
Above-mentioned embodiment is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model.The equivalence that all photographs are done according to content of the present utility model changes and modifies, and is technology category of the present utility model.
Claims (10)
1. one kind little horizontal tube sewing machine cloth feeding controlling organization is provided with one by the cloth feeding controlling organization (2) of main shaft (20) drive in the described little horizontal tube Sewing machines (1), and wherein this main shaft (20) is hubbed on the casing (11), it is characterized in that:
This main shaft (20) is gone up with the cam rotation mode differential cam pull bar (23) that is pivoted, differential fork (25) one ends before this differential cam pull bar (23) extension is articulated with one, this preceding differential fork (25) is installed on the differential spindle rod (24) and this differential spindle rod (24) is hubbed on this casing (11), differential fork (25) other end then articulates an end of differential pull bar (41) before before being somebody's turn to do, and the other end of differential pull bar (41) is articulated with a swing arm (42) and push-pull arm (43) before being somebody's turn to do, wherein this push-pull arm (43) extends an end that articulates differential swing connecting bar (44) before, and the other end of differential swing connecting bar (44) is connected with a preceding differential axostylus axostyle (45) that is hubbed on this casing (11) before being somebody's turn to do, differential axostylus axostyle (45) extends an end of an affixed nipper swing component (46) before being somebody's turn to do, the other end of this nipper swing component (46) is articulated with nipper front and back pushing block (47), and pushing blocks (47) push away in the groove (63) before and after being slidedly arranged on the nipper that mobile tooth (60) is offered before before and after this nipper; An end that articulates differential tommy bar (81) before is extended in this swing arm (42) in addition, should before preceding differential indicating arm (82) axle center that is hubbed on this casing (11) of differential tommy bar (81) and affixed, before this other end of differential tommy bar (81) then normality be subjected to downward pulling force traction and with one before differential adjusting lever (80) hook joint form and locate.
2. little horizontal tube sewing machine cloth feeding controlling organization according to claim 1, it is characterized in that: go up with the cam rotation mode cam pull bar (21) that is pivoted at described main shaft (20), this cam pull bar (21) extends an end that articulates a swing connecting bar (31), the other end of this swing connecting bar (31) is connected with first axostylus axostyle (32) that is hubbed on this casing (11), this first axostylus axostyle (32) extends an end of affixed one first swing component (33), the other end of this first swing component (33) is articulated with pushing block (34) about in the of one first, this about in the of first pushing block (34) be slidingly installed in the back tooth first that nipper first pushes away in the groove (61) up and down and a mobile tooth in back (70) is offered that mobile tooth (60) is offered before this and push away up and down in the groove (71); And be provided with an eccentric shaft (22) to eccentric part at this main shaft (20) terminal shaft, this eccentric shaft (22) extends an end of the eccentric pushing pull bar (35) that is pivoted, one end of the affixed swinging block of the other end of this eccentric pushing pull bar (35) (36), the other end of this swinging block (36) is connected with second axostylus axostyle (37) that is hubbed on this casing (11), this second axostylus axostyle (37) extends an end of affixed one second swing component (38), the other end of this second swing component (38) is articulated with pushing block (39) about in the of one second, this about in the of second pushing block (39) be slidedly arranged on the back tooth second that nipper second pushes away in the groove (62) up and down and the mobile tooth in this back (70) is offered that mobile tooth (60) is offered before this and push away up and down in the groove (72).
3. according to claim 1 or 2 described little horizontal tube sewing machine cloth feeding controlling organizations, it is characterized in that: differential dial (83) before the relative position of sensing of differential indicating arm (82) is provided be positioned at this on described casing (11) before.
4. one kind little horizontal tube sewing machine cloth feeding controlling organization is provided with one by the cloth feeding controlling organization (2) of main shaft (20) drive in the described little horizontal tube Sewing machines (1), it is characterized in that this main shaft (20) is hubbed on the casing (11), is characterized in that:
This main shaft (20) is gone up with the cam rotation mode differential cam pull bar (23) that is pivoted, differential fork (25) one ends before this differential cam pull bar (23) extension is articulated with one, this preceding differential fork (25) is installed on the differential spindle rod (24) and this differential spindle rod (24) is hubbed on this casing (11), on this differential spindle rod (24), set firmly an end of the back differential fork (26) of an arc in addition, the differential fork in this back (26) other end is arc and is arranged in the perforation (510) that a push rod (51) offered, this push rod (51) from this perforation (510) extend the other end and articulate one the back differential swing connecting bar (52) an end, and the other end of the differential swing connecting bar in this back (52) is connected with a back differential axostylus axostyle (53) that is hubbed on this casing (11), this differential axostylus axostyle in back (53) extends an end of an affixed back tooth swing component (54), the other end of this back tooth swing component (54) is articulated with tooth front and back, back pushing block (55), and pushing blocks (55) push away in the groove (73) before and after being slidingly installed in the back tooth that mobile tooth (70) is offered after before and after this back tooth; This perforation (510) locates to articulate an end of a push-and-pull swing arm (92) in addition, the other end of this push-and-pull swing arm (92) articulates an end of an interlock fork (91), the other end of this interlock fork (91) is then affixed with back differential adjustment indicating arm (a 90) axle center that is hubbed on this casing (11), and then normality and this casing (11) formation location are held in the sensing of the differential adjustment indicating arm in this back (90).
5. according to claim 4 a described little horizontal tube sewing machine cloth feeding controlling organization, it is characterized in that: described main shaft (20) is gone up with the cam rotation mode cam pull bar (21) that is pivoted, this cam pull bar (21) extends an end that articulates a swing connecting bar (31), the other end of this swing connecting bar (31) is connected with first axostylus axostyle (32) that is hubbed on this casing (11), this first axostylus axostyle (32) extends an end of affixed one first swing component (33), the other end of this first swing component (33) is articulated with pushing block (34) about in the of one first, this about in the of first pushing block (34) be slidingly installed in mobile tooth (60) is offered before this nipper first and push away the back tooth of being offered with a mobile tooth in back (70) in the groove (61) first up and down and push away up and down in the groove (71); Be provided with an eccentric shaft (22) at this main shaft (20) terminal shaft to eccentric part, this eccentric shaft (22) extends an end of the eccentric pushing pull bar (35) that is pivoted, one end of the affixed swinging block of the other end of this eccentric pushing pull bar (35) (36), the other end of this swinging block (36) is connected with second axostylus axostyle (37) that is hubbed on this casing (11), this second axostylus axostyle (37) extends an end of affixed one second swing component (38), the other end of this second swing component (38) is articulated with pushing block (39) about in the of one second, this about in the of second pushing block (39) be slidingly installed in the back tooth second that nipper second pushes away in the groove (62) up and down and the mobile tooth in this back (70) is offered that mobile tooth (60) is offered before this and push away up and down in the groove (72).
6. according to claim 4 or 5 described little horizontal tube sewing machine cloth feeding controlling organizations, it is characterized in that the relative position of sensing that is positioned at the differential adjustment indicating arm in this back (90) on the described casing (11) is provided with a back differential dial (93).
7. one kind little horizontal tube sewing machine cloth feeding controlling organization is provided with one by the cloth feeding controlling organization (2) of main shaft (20) drive in the described little horizontal tube Sewing machines (1), and wherein this main shaft (20) is hubbed on the casing (11), it is characterized in that:
This main shaft (20) is gone up with the cam rotation mode differential cam pull bar (23) that is pivoted, differential fork (25) one ends before this differential cam pull bar (23) extension is articulated with one, this preceding differential fork (25) is installed on the differential spindle rod (24) and this differential spindle rod (24) is hubbed on this casing (11), the other end of differential fork (25) articulates an end of differential pull bar (41) before before being somebody's turn to do, the other end of differential pull bar (41) is articulated with a swing arm (42) and push-pull arm (43) before being somebody's turn to do, wherein, this push-pull arm (43) extends an end that articulates differential swing connecting bar (44) before, and the other end of differential swing connecting bar (44) is connected with a preceding differential axostylus axostyle (45) that is hubbed on this casing (11) before being somebody's turn to do, differential axostylus axostyle (45) extends an end of an affixed nipper swing component (46) before being somebody's turn to do, the other end of this nipper swing component (46) is articulated with nipper front and back pushing block (47), and pushing blocks (47) push away in the groove (63) before and after being slidingly installed in the nipper that mobile tooth (60) is offered before before and after this nipper; In addition, an end that articulates differential tommy bar (81) before is extended in this swing arm (42), preceding differential indicating arm (82) axle center that differential tommy bar (81) and is hubbed on this casing (11) before being somebody's turn to do is affixed, and the other end of this preceding differential tommy bar (81) then normality is subjected to downward pulling force traction and locatees with preceding differential adjusting lever (a 80) hook joint; On this differential spindle rod (24), set firmly an end of the back differential fork (26) of an arc in addition, the differential fork in this back (26) other end is arc and is arranged in the perforation (510) that a push rod (51) offered, this push rod (51) certainly this perforation (510) extend the other end and articulate one the back differential swing connecting bar (52) an end, and the other end of the differential swing connecting bar in this back (52) is connected with a back differential axostylus axostyle (53) that is hubbed on this casing (11), this differential axostylus axostyle in back (53) extends an end of an affixed back tooth swing component (54), the other end of this back tooth swing component (54) is articulated with tooth front and back, back pushing block (55), and pushing blocks (55) push away in the groove (73) before and after being slidingly installed in the back tooth that mobile tooth (70) is offered after before and after this back tooth; This perforation (510) locates to articulate an end of a push-and-pull swing arm (92) in addition, the other end of this push-and-pull swing arm (92) articulates an end of an interlock fork (91), the other end of this interlock fork (91) is then affixed with back differential adjustment indicating arm (a 90) axle center that is hubbed on this casing (11), and then normality and this casing (11) formation location are held in the sensing of the differential adjustment indicating arm in this back (90).
8. according to claim 7 a described little horizontal tube sewing machine cloth feeding controlling organization, it is characterized in that: described main shaft (20) is gone up with the cam rotation mode cam pull bar (21) that is pivoted, this cam pull bar (21) extends an end that articulates a swing connecting bar (31), the other end of this swing connecting bar (31) is connected with first axostylus axostyle (32) that is hubbed on this casing (11), this first axostylus axostyle (32) extends an end of affixed one first swing component (33), the other end of this first swing component (33) is articulated with pushing block (34) about in the of one first, this about in the of first pushing block (34) be slidedly arranged on the back tooth first that nipper first pushes away in the groove (61) up and down and a mobile tooth in back (70) is offered that mobile tooth (60) is offered before this and push away up and down in the groove (71); Be provided with an eccentric shaft (22) at this main shaft (20) terminal shaft to eccentric part, this eccentric shaft (22) extends an end of the eccentric pushing pull bar (35) that is pivoted, one end of the affixed swinging block of the other end of this eccentric pushing pull bar (35) (36), the other end of this swinging block (36) is connected with second axostylus axostyle (37) that is hubbed on this casing (11), this second axostylus axostyle (37) extends an end of affixed one second swing component (38), the other end of this second swing component (38) is articulated with pushing block (39) about in the of one second, this about in the of second pushing block (39) be slidingly installed in the back tooth second that nipper second pushes away in the groove (62) up and down and the mobile tooth in this back (70) is offered that mobile tooth (60) is offered before this and push away up and down in the groove (72).
9. according to the described little horizontal tube sewing machine cloth feeding controlling organizations of claim 7 or 8, it is characterized in that on described casing (11), being positioned at that the relative position of sensing of differential indicating arm (82) is provided with a preceding differential dial (83) before this.
10. according to claim 9 a described little horizontal tube sewing machine cloth feeding controlling organization, it is characterized in that the relative position of sensing that is positioned at the differential adjustment indicating arm in this back (90) on described casing (11) is provided with a back differential dial (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200002038U CN201605417U (en) | 2010-01-04 | 2010-01-04 | Cloth feed control mechanism of small-traverse-tube sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200002038U CN201605417U (en) | 2010-01-04 | 2010-01-04 | Cloth feed control mechanism of small-traverse-tube sewing machine |
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| Publication Number | Publication Date |
|---|---|
| CN201605417U true CN201605417U (en) | 2010-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200002038U Expired - Fee Related CN201605417U (en) | 2010-01-04 | 2010-01-04 | Cloth feed control mechanism of small-traverse-tube sewing machine |
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| CN (1) | CN201605417U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046239A (en) * | 2011-10-14 | 2013-04-17 | 高林股份有限公司 | Cloth feeding device of sewing machine |
| RU2493303C2 (en) * | 2011-12-29 | 2013-09-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановская государственная текстильная академия" (ИГТА) | Mechanism of transportation of fabric of sewing machine |
| CN104775236A (en) * | 2015-04-30 | 2015-07-15 | 杰克缝纫机股份有限公司 | Sewing machine feeding mechanism |
| CN104911827A (en) * | 2015-06-15 | 2015-09-16 | 杰克缝纫机股份有限公司 | Differential ratio adjustment mechanism for sewing machine |
| CN105803692A (en) * | 2016-05-22 | 2016-07-27 | 贵州大学 | Control device for sewing cloth cutting device |
| CN111235766A (en) * | 2018-11-29 | 2020-06-05 | 高林股份有限公司 | Close-sewing device for chain-stitch sewing machine |
-
2010
- 2010-01-04 CN CN2010200002038U patent/CN201605417U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046239A (en) * | 2011-10-14 | 2013-04-17 | 高林股份有限公司 | Cloth feeding device of sewing machine |
| CN103046239B (en) * | 2011-10-14 | 2015-03-25 | 高林股份有限公司 | Cloth feeding device of sewing machine |
| RU2493303C2 (en) * | 2011-12-29 | 2013-09-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановская государственная текстильная академия" (ИГТА) | Mechanism of transportation of fabric of sewing machine |
| CN104775236A (en) * | 2015-04-30 | 2015-07-15 | 杰克缝纫机股份有限公司 | Sewing machine feeding mechanism |
| CN104911827A (en) * | 2015-06-15 | 2015-09-16 | 杰克缝纫机股份有限公司 | Differential ratio adjustment mechanism for sewing machine |
| CN105803692A (en) * | 2016-05-22 | 2016-07-27 | 贵州大学 | Control device for sewing cloth cutting device |
| CN111235766A (en) * | 2018-11-29 | 2020-06-05 | 高林股份有限公司 | Close-sewing device for chain-stitch sewing machine |
| CN111235766B (en) * | 2018-11-29 | 2021-06-29 | 高林股份有限公司 | Close-sewing device for chain-stitch sewing machine |
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