The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 is to Figure 13 shows that structural representation of the present invention.
Reference numeral wherein is: support 1, the first rotating shuttle 11, the second rotating shuttle 12, rotating shuttle seat 13, rotating shuttle driving shaft 16, swinging axle 17, wobble crank 17a, spring bearing 18, head 2, the first eedle 21, the second eedle 22, the first presser feet 23, pressure foot 23a, presser feet cylinder 23b, the second presser feet 24, eedle seat 25, presser feet position adjustment part 26, shank 27, eedle guide rail 28, motor 3, upper axle 31, eedle crank 31a, eedle connecting rod 31b, driving cam 31c, eedle bent axle 31d, crank portion 31e, the first lower shaft 32, synchronizing wheel 32a, rotating shuttle crank 32b, rotating shuttle connecting rod 32c, the second lower shaft 33, thread take-up tension lever 34, thread take-up tension lever back shaft 35, lower shaft drive rod 36, lower shaft crank 36a, lower shaft gear 36b, lower shaft connecting rod 38, Timing Belt 39, the first needle plate 41, the second needle plate 42, delivery sheet 5, pedestal 50, the first slide block 51, the first driver slot 51a, the first motor 511, the first feeding bogie 512, feeding tooth 513, the first driving shaft 514, the second slide block 52, the second driver slot 52a, the second motor 521, the second feeding bogie 522, motor feeding rod 523, the second driving shaft 524, presser feet arm 53, limit mounting support 54, limiting plate 55, adjusting rod 60, carriage 61, driving arm 62, the axis of guide 63, ball screw 64, rotating shuttle regulating electric machine 65, carriage rail 66, the first stationary knife 71, the first moving knife 72, first connecting rod 73, the first trimming drives cylinder 74, driving spring 80, trimming back shaft 801, the second stationary knife 81, the second moving knife 82, electromagnetic valve 83, drive rod 84, roller 84a, drive link 85, connecting rod 86, back-moving spring 87, tangent line lever 88, back shaft 88a, bearing pin 88b, drive link seat 89, the first pipeline purging device 91, the second pipeline purging device 92.
As shown in Figures 1 to 4, crosspointer nail button loop machine of the present invention comprises support 1 and head 2.
Be provided with for the first eedle 21 and the second eedle 22 of making respectively band button loop two ends at head 2.When making, the first eedle 21 and the second eedle 22 are sewed to the two ends of band button loop simultaneously, have greatly improved operating efficiency.
In support 1, be provided with for the first rotating shuttle 11 that cooperates 21 work of the first eedle with for the second rotating shuttle 12 that cooperates 22 work of the second eedle.Because the first eedle 21 and the second eedle 22 adopt respectively the rotating shuttle structure of the first rotating shuttle 11 and the second rotating shuttle 12 to match, when sewing, have advantages of high speed, low noise.
As shown in Figure 3 and Figure 4, the first eedle 21, the second eedle 22, the first rotating shuttle 11 and the second rotating shuttle 12 are by same motor 3 driving work, and whole drive mechanism is simple, are convenient to safeguard.
Between the first eedle 21 and the first rotating shuttle 11, and be provided with between described the second eedle 22 and the second rotating shuttle 12 for the delivery sheet 5 of placing material.Be provided with for the first presser feet 23 that cooperates delivery sheet 5 in the first eedle 21 1 sides, be provided with for the second presser feet 24 that cooperates delivery sheet 5 in the second eedle 22 1 sides.The material that the first presser feet 23 and the second presser feet 24 can be made needs is pressed on the delivery sheet 5, makes material cooperate delivery sheet 5 motions.
Delivery sheet 5, the first presser feet 23 and the second presser feet 24 are connected with the second slide block 52 for moving feeding.The second slide block 52 be fitted with can with the first slide block 51 of the second slide block 52 relative motions.The first slide block 51 connects the first motor 511 that is used for driving feeding.The second slide block 52 connects the second motor 521 that is used for driving feeding.
Fig. 5 and shown in Figure 6 be the drive mechanism of crosspointer nail button loop machine, comprise the first eedle 21 and the second eedle 22 that are arranged on head 2 and can move up and down, and be arranged on the first rotating shuttle 11 of support 1 interior cooperation the first eedle 21 work and the second rotating shuttle 12 that cooperates the second eedle 22 to work.
Afterbody installation at head 2 is provided with motor 3, and motor 3 is connected with revolvable upper axle 31, axle 31 rotary works in the driving.The front end of upper axle 31 drives the first eedle 21 by drive mechanism and the second eedle 22 moves up and down.
In the present embodiment, the first eedle 21 and the second eedle 22 are arranged on the eedle seat 25 that can move up and down, and eedle seat 25 is fixed with shank 27.In head 2, be provided with the eedle guide rail 28 that moves up and down for vectoring aircraft needle stand 25.Also be provided with the first pipeline purging device 91 and the second pipeline purging device 92 for pipeline purging in the both sides of the first eedle 21 and the second eedle 22.The first pipeline purging device 91 and the second pipeline purging device 92 comprise the pipeline purging cylinder and by the pipeline purging bar of pipeline purging air cylinder driven, pipeline purging cylinder action when sewing finishes, and the pipeline purging bar is pulled out certain amount with upper thread, discharges the tension force on the upper thread, is convenient to trimming.
The front end of upper axle 31 is fixedly connected with eedle crank 31a, and described eedle crank 31a is connected with eedle bent axle 31d, and the end of eedle connecting rod 31b and eedle crank 31a are rotationally connected, and the other end is used for driving machine needle stand 25 and moves up and down.When upper axle 31 rotated, eedle connecting rod 31b was subject to the guiding of eedle guide rail 28, drove eedle seat 25 and moved up and down.
As shown in Figure 6 and Figure 7, the lower end of eedle bent axle 31d and thread take-up tension lever 34 is rotatably assorted, and the other end of thread take-up tension lever 34 is shaped with through wires hole.Be provided with the thread take-up tension lever back shaft 35 that can rotate in the head 2, the middle part of the movable end of thread take-up tension lever back shaft 35 and thread take-up tension lever 34 is rotationally connected.When upper axle 31 rotation work, eedle bent axle 31d just drives thread take-up tension lever 34 work.
As shown in Figure 5, in support 1, be provided with for the first lower shaft 32 that drives the 11 reciprocating rotary work of the first rotating shuttle with for the second lower shaft 33 that drives the 12 reciprocating rotary work of the second rotating shuttle.The first lower shaft 32 and the second lower shaft 33 are by drive mechanism and 31 interlocks of described upper axle.
In the present embodiment, the first lower shaft 32 is by Timing Belt 39 and described upper axle 31 interlocks, and Timing Belt 39 drives the first lower shaft 32 rotates when upper axle 31 rotates.The front end of the first lower shaft 32 is connected with for the rotating shuttle crank transmission structure that drives the first rotating shuttle 11 reciprocating rotaries.
The rotating shuttle crank transmission structure comprises the rotating shuttle crank 32b that is connected with the first lower shaft 32, described rotating shuttle crank 32b is connected with wobble crank 17a by rotating shuttle connecting rod 32c, and described wobble crank 17a is connected with for the swinging axle 17 that drives the first rotating shuttle 11 reciprocating rotaries.
The first rotating shuttle 11 is connected with rotating shuttle driving shaft 16, and rotating shuttle driving shaft 16 cooperates interlock by gear with the swinging axle 17 of energy crankmotion.When the first lower shaft 32 rotary work, the first rotating shuttle 11 just can reciprocating rotary work.
The second lower shaft 33 is connected with the second rotating shuttle 12.In the present embodiment, upper axle 31 is shaped with for the crank portion 31e that drives 33 motions of the second lower shaft, and crank portion 31e is connected with lower shaft connecting rod 38.Lower shaft connecting rod 38 is connected with the lower shaft crank 36a that makes crankmotion for drive the second lower shaft 33.Be provided with lower shaft drive rod 36 in support 1, lower shaft crank 36a is fixedly connected with lower shaft drive rod 36, and lower shaft drive rod 36 drives the second lower shaft 33 by lower shaft gear 36b and makes crankmotion.
As shown in Figure 3 and Figure 4, crosspointer nail button loop machine of the present invention, the first rotating shuttle 11 is connected with for the governor motion of regulating distance between the first rotating shuttle 11 and the second rotating shuttle 12, can regulate distance between the first rotating shuttle 11 and the second rotating shuttle 12 by governor motion, to adapt to the different bands length of fastening with a rope, string, etc.
Such as Figure 12 and shown in Figure 13, in the present embodiment, governor motion comprises carriage 61, the adjusting rod 60 that is connected with described carriage 61 that is movably set in the support 1 and the adjusting driving mechanism that is connected with adjusting rod 60.Regulating driving mechanism comprises for the rotating shuttle regulating electric machine 65 that drives adjusting rod 60 axially-movables.
Being fixedly installed rotating shuttle seat 13, the first rotating shuttles 11 that are useful on installation the first rotating shuttle 11 on the carriage 61 is rotatably assorted with rotating shuttle seat 13.The rotating shuttle driving shaft 16 that is connected with the first rotating shuttle 11, be used for to drive the swinging axle 17 of rotating shuttle driving shaft 16, and be connected with the first lower shaft 32 and the rotating shuttle crank 32b that is used for driving swinging axle 17 crankmotions installs with rotating shuttle seat 13 respectively and cooperates.Swinging axle 17 is fixedly connected with wobble crank 17a, is connected with rotating shuttle connecting rod 32c between rotating shuttle crank 32b and the wobble crank 17a.The first lower shaft 32 drives swinging axle 17 crankmotions by rotating shuttle crank 32b, and swinging axle 17 is made crankmotion by gear driven rotating shuttle driving shaft 16.
Adjusting rod 60 is connected with driving arm 62, and described driving arm 62 slides and is arranged on the axis of guide 63 in the support 1.Rotating shuttle regulating electric machine 65 is connected with for the ball screw 64 that drives driving arm 62 motions.Be provided with for the carriage rail 66 that leads in the bottom of carriage 61,65 work of rotating shuttle regulating electric machine drive carriages 61 by adjusting rod 60 and move along carriage rail 66.
The first rotating shuttle 11 and the rotating shuttle crank transmission structure that be used for to drive the first rotating shuttle 11 reciprocating rotaries by rotating shuttle seat 13 integrated installations at carriage 61, by rotating shuttle regulating electric machine 65 work, just can regulate distance between the first rotating shuttle 11 and the second rotating shuttle 12 with the fasten with a rope, string, etc. length at two ends of adaptive zone.
In the present embodiment, the first lower shaft 32 is splined shaft, and an end of the first lower shaft 32 is connected with rotating shuttle crank 32b, and the spring bearing 18 in the other end and the support 1 matches.Be provided with for the synchronizing wheel 32a that drives 32 rotations of the first lower shaft at described the first lower shaft 32, the first lower shaft 32 and described synchronizing wheel 32a and spring bearing 18 axial sliding fits, to adapt to the change of the first rotating shuttle 11 positions, be convenient to regulate the distance between the first rotating shuttle 11 and the second rotating shuttle 12.
As shown in Figure 9, be provided with the first needle plate 41 on the rotating shuttle seat 13.The bottom of the first needle plate 41 is provided with the first thread cutter.The first thread cutter comprises the first stationary knife 71 and the first moving knife 72.The first moving knife 72 connects the first trimming driving cylinder 74 by the first connecting rod 73 that is arranged in the rotating shuttle seat 13.The first trimming drives cylinder 74 and is arranged on the carriage 61.The first needle plate 41, the first thread cutter can be with carriage 61 motions.
Above the second rotating shuttle 12, be provided with the second needle plate 42.The second needle plate 42 bottoms are provided with the second thread cutter.Distance between the first needle plate 41 and the second needle plate 42 is regulated by rotating shuttle regulating electric machine 65.
As shown in Figure 7, upper axle 31 is provided with for the driving cam 31c that drives the second moving knife 82.The second moving knife 82 is connected with the drive rod 84 that can cooperate with driving cam 31c with disengaging movement.When drive rod 84 matched with driving cam 31c, driving cam 31c drove the second moving knife 82 trimmings.
Drive rod 84 is connected with for control drive rod 84 and cooperates gauge tap with disengaging movement with driving cam 31c.Gauge tap is provided with the push rod that carries out routing motion for control drive rod 84 and driving cam 31c.In the present embodiment, gauge tap is electromagnetic valve 83.
As shown in Figure 9, drive rod 84 is connected with the driving spring 80 that carries out disengaging movement for driving drive rod 84 and driving cam 31c.
Drive rod 84 is slidingly arranged on the trimming back shaft 801, and driving spring 80 is sheathed on the trimming back shaft 801; Be provided with for the roller 84a that cooperates driving cam 31c at drive rod 84.Drive rod 84 moves to driving cam 31c along trimming back shaft 801 under the push rod effect, and roller 84a is matched with the cam path of driving cam 31c.
Be connected with transmission component between drive rod 84 and the second moving knife 82.Transmission component comprises drive link seat 89 and the tangent line lever 88 that matches.Drive link seat 89 is connected with the connecting rod 86 with drive rod 84 interlocks, and tangent line lever 88 is connected with the drive link 85 that is connected with the second moving knife 82.
Movable end and the connecting rod 86 of drive link seat 89 are rotationally connected, and another movable end matches with bearing pin 88b on the tangent line lever 88, and bearing pin 88b is connected with back-moving spring 87.
When drive rod 84 close driving cam 31c, connecting rod 86 is take drive link seat 89 as support rotating.Drive rod 84 is with after driving cam 31c matches, and connecting rod 86 can axially-movable, and drives drive links 85 motions by tangent line lever 88, makes drive link 85 drive the second moving knife 82 trimmings.
As shown in Figure 10 and Figure 11, the feeding structure of crosspointer nail button loop machine comprises the first presser feet 23, the second presser feet 24 and delivery sheet 5.Slide block travel mechanism comprises the first slide block 51 and the second slide block 52 that moves at in-plane for driving delivery sheet 5, the first presser feet 23 and the second presser feet 24.
The first slide block 51 slides and is arranged on the pedestal 50, and described the second slide block 52 slides and is arranged on the first slide block 51, and the glide direction of the glide direction of the second slide block 52 and the first slide block 51 is perpendicular.Like this, delivery sheet 5, the first presser feet 23 and the second presser feet 24 can move respectively in directions X and the Y-direction on plane.
The first slide block 51 is connected with for the first motor 511, the second slide blocks 52 that drive 51 slips of the first slide block and is connected with the second motor 521 that slides for driving the second slide block 52.
The first presser feet 23 and the second presser feet 24 are separately positioned on the presser feet arm 53.Presser feet arm 53 is connected with the second slide block 52 respectively with delivery sheet 5.When 52 motion of the second slide block, the first presser feet 23 and the second presser feet 24 cooperate delivery sheet 5 to move together.
The first presser feet 23 and the second presser feet 24 comprise respectively pressure foot 23a and are used for driving the presser feet cylinder 23b that pressure foot 23a moves up and down.
Presser feet arm 53 is provided with for presser feet position adjustment part 26, the first presser feets 23 of regulating distance between the first presser feet 23 and the second presser feet 24 and matches with the adjusting position of presser feet position adjustment part 26.The first presser feet 23 can be regulated by fixture easily with the fixed position of presser feet position adjustment part 26, to adapt to the length of different band button loop.
Be equipped with for the limit mounting support 54 and the limiting plate 55 that cooperate material on the delivery sheet 5 at the second slide block 52.When the work beginning, material is delivered on the delivery sheet 5 of crosspointer nail button loop machine by feed mechanism first, by the limit mounting support 54 on the delivery sheet 5 and limiting plate 55, band button loop sewing position is positioned, and makes material be positioned at suitable sewing position.
The first slide block 51 is shaped with the first driver slot 51a, and the first motor 511 is connected with the first feeding bogie 512.The first feeding bogie 512 is shaped with feeding tooth 513, the first motors 511 that match with the first motor 511 and moves by gear driven the first feeding bogie 512.As shown in figure 11, the first driver slot 51a is sagittal elongated slot, and the first feeding bogie 512 is provided with the first driving shaft 514 that matches with the first driver slot 51a.When 511 work of the first motor, the first driving shaft 514 of the first feeding bogie 512 just can drive the first slide block 51 along its guide rail transverse movement.
The second slide block 52 is provided with the second driver slot 52a, and the motor feeding rod 523 of the second motor 521 by can axially-movable is connected with the second feeding bogie 522, the second feeding bogies 522 and is shaped with the second driving shaft 524 that matches with the second driver slot 52a.As shown in figure 11, the second driver slot 52a is horizontal elongated slot, and motor feeding rod 523 is along front and back to setting, and the second driving shaft 524 by the second feeding bogie 522 drives the second slide block 52 and moves upward in front and back along its guide rail.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.