A multi-color cord embroidery device

Abstract

The application discloses a multi-color rope embroidery device. The multi-color rope embroidery device comprises a needle bar frame, one side wall of the needle bar frame is provided with a first mounting frame, the first mounting frame is connected with a second mounting frame through a reciprocating mechanism, the bottom of the second mounting frame is provided with a plurality of rope output devices arranged in a straight line, the first mounting frame is provided with a first driving mechanism, each rope output device is driven to output embroidery rope to one side of the needle bar frame, a rope feeding device is arranged above the rope output device, the rope feeding device comprises a cable collecting box mounted on the top of the second mounting frame, a plurality of rope feeding pressure rollers corresponding to the rope output devices are arranged in the cable collecting box, a clutch flat plate is rotationally connected to the top of the first mounting frame, a rope feeding wheel is pivotally connected to the free end of the clutch flat plate, the clutch flat plate is provided with a second driving mechanism, and the second driving mechanism drives the rope feeding wheel to rotate and cooperate with the rope feeding pressure rollers to feed embroidery rope to the corresponding rope output device. The application solves the problems of high labor intensity and low work efficiency in the prior art.

Description

TECHNICAL FIELD

[0001] The present application relates to the embroidery machine technical field, especially to a multi-color rope embroidery device. BACKGROUND

[0002] To adapt to the challenge of commodity diversity brought by the gradual increase of people's daily needs, the original rope embroidery in the market can only complete single device single color rope embroidery, and it is necessary to change the rope or combine multiple devices to complete the production of multi-color rope embroidery, thereby causing large labor intensity of the operator and low work efficiency. SUMMARY

[0003] In view of the defects of the prior art, the purpose of the present application is to provide a multi-color rope embroidery device which reduces the labor intensity of the operator and improves the work efficiency.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the multi-color rope embroidery device of the present application is as follows:

[0005] A multi-color rope embroidery device, comprising a needle bar holder, a first mounting frame is arranged on one side wall of the needle bar holder, the first mounting frame is connected with a second mounting frame through a reciprocating mechanism, a plurality of rope outlets arranged in a straight line are arranged at the bottom of the second mounting frame, each rope outlet is driven to move along a direction parallel to the needle bar holder through the reciprocating mechanism, the first mounting frame is provided with a first driving mechanism, each rope outlet is driven to output embroidery rope to one side of the needle bar holder, a rope feeder is arranged above the rope outlet, the rope feeder comprises a cable collection box mounted on the top of the second mounting frame, a plurality of rope feeding pressure rollers corresponding to the rope outlets are arranged in the cable collection box, a clutch plate is rotatably connected to the top of the first mounting frame, a rope feeding wheel is pivotally connected to the free end of the clutch plate, the clutch plate is provided with a second driving mechanism, the second driving mechanism drives the rope feeding wheel to rotate and cooperate with the rope feeding pressure rollers to feed embroidery rope to the corresponding rope outlet.

[0006] Preferably, the rope outlet comprises a seat body, a first transmission shaft and a second transmission shaft are pivotally connected to the seat body, the first transmission shaft is located away from the needle bar holder, and the second transmission shaft is located close to the needle bar holder, a driven gear connected with the first driving mechanism is arranged at the top of the first transmission shaft, a first transmission wheel is arranged at the bottom of the first transmission shaft, the first transmission wheel is connected with a second transmission wheel fixedly connected to the top of the second transmission shaft through a belt, a third transmission wheel is arranged at the bottom of the second transmission shaft, and a rope feeding wheel pivotally connected to the seat body is connected to the third transmission wheel through a belt, the rope feeding wheel is close to the needle bar holder.

[0007] Preferably, the first driving mechanism comprises a first motor fixedly connected with the first mounting frame, and an output shaft of the first motor is fixedly connected with a first driving gear engaged with the driven gear.

[0008] Preferably, the seat bottom is provided with a rope clamping mechanism, the rope clamping mechanism comprises a telescopic rod in sliding connection with the seat, one end of the telescopic rod is hinged with a first connecting rod, one end of the first connecting rod is hinged with a second connecting rod, the middle part of the second connecting rod is high at both ends, the middle part of the second connecting rod is pivoted to the seat, one end of the second connecting rod towards the needle bar frame is provided with a movable chuck, the movable chuck comprises a movable chuck body which is parallel to the second connecting rod, one end of the movable chuck body towards the second connecting rod is provided with a driving pin, the second connecting rod is provided with an inclined sliding groove, the seat is provided with a vertical sliding groove, the driving pin slides in the inclined and vertical sliding grooves and performs up and down movement, one end of the movable chuck body away from the second connecting rod is provided with a hook part, and the seat is provided with a fixed chuck matched with the hook part.

[0009] Preferably, the first mounting frame is provided with a linkage mechanism for driving the telescopic rod and the clutch plate, the linkage mechanism comprises a linkage motor fixedly connected with the first mounting frame, a third connecting rod and a fourth connecting rod are fixedly connected with the output shaft of the linkage motor, a driving wheel is pivoted to the other end of the third connecting rod, the lower part of the clutch plate is provided with a first boss matched with the driving wheel, a fifth connecting rod is pivoted to the other end of the fourth connecting rod, a sixth connecting rod is pivoted to the other end of the fifth connecting rod, a third transmission shaft pivoted to the lower part of the first mounting frame is fixedly connected to the other end of the sixth connecting rod, and a pushing block for pushing the telescopic rod is fixedly connected to the other end of the third transmission shaft.

[0010] Preferably, one end of the telescopic rod extending out of the seat is provided with a second boss, and a reset spring is sleeved outside the telescopic rod between the second boss and the seat.

[0011] Preferably, a tension spring is arranged between the third transmission shaft and the first mounting frame, and the tension spring provides power assistance for the reset of the pushing block.

[0012] Preferably, a zero position detector is arranged between the first mounting frame and the second mounting frame, and the zero position detector comprises a light detector fixedly connected with the second mounting frame and a light detection sheet fixedly connected with the first mounting frame.

[0013] Preferably, the reciprocating mechanism comprises a second motor fixedly connected with the first mounting frame, a second driving gear is fixedly connected with the output shaft of the second motor, a rack fixedly connected with the second mounting frame is engaged with the second driving gear, the rack is parallel to the needle bar frame, a sliding block is fixedly connected with the first mounting frame, and the sliding block is slidably connected with a sliding rail fixedly connected with the second mounting frame.

[0014] Preferably, the second driving mechanism comprises a third motor fixedly connected with the clutch plate, a driving wheel is fixedly connected with the output shaft of the third motor, the driving wheel is connected with a driven wheel through a belt, a fourth transmission shaft pivoted to the clutch plate is sleeved with the driven wheel, and the other end of the fourth transmission shaft is sleeved with the rope feeding wheel.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] 1. The second mounting frame is driven by the reciprocating mechanism, and the rope feeders and all the rope feeders are moved along the direction parallel to the needle frame, so that the required color feeder and the corresponding rope feed wheel above it are moved to the embroidery needle station. In theory, it can realize the switching between unlimited colors without manual rope replacement or multiple device combination, thereby reducing the labor intensity of the operator and improving the work efficiency.

[0017] 2. The linkage mechanism is provided, and the clutch plate and the rope clamping mechanism are driven at the same time when the color is changed. The clutch plate is turned outward to separate the rope feed wheel and the rope feed wheel, so as to avoid the wear of the embroidery rope between the rope feed wheel and the rope feed wheel. The clamping mechanism fixes the cut embroidery rope on the rope feed wheel, so as to facilitate the reuse of the embroidery rope next time. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the structural schematic diagram of the multi-color rope embroidery device of the application (with machine frame);

[0019] Figure 2 is the structural schematic diagram of the multi-color rope embroidery device of the application (without machine frame);

[0020] Figure 3 is Figure 2 the enlarged view of C of

[0021] Figure 4 is the structural schematic diagram of the rope feeder;

[0022] Figure 5 is the structural schematic diagram of the linkage mechanism;

[0023] Figure 6 is the structural schematic diagram of the reciprocating mechanism;

[0024] Figure 7 is the structural schematic diagram of the rope feeder;

[0025] Figure 8 is the structural schematic diagram of the rope clamping mechanism;

[0026] Figure 9 is the structural schematic diagram of the movable chuck;

[0027] Figure 10 is the structural schematic diagram of the zero position detector.

[0028] 1 needle bar frame, 2 lifting mechanism, 3 first mounting frame, 31 rope feeder, 311 junction box, 312 rope feeding pressure roller, 313 clutch plate, 3131 first boss, 314 rope feeding wheel, 315 second driving mechanism, 3151 third motor, 3152 driving wheel, 3153 driven wheel, 3154 fourth transmission shaft, 32 linkage mechanism, 321 linkage motor, 322 third connecting rod, 323 fourth connecting rod, 324 driving wheel, 325 fifth connecting rod, 326 sixth connecting rod, 327 third transmission shaft, 3271 first hook, 328 push block, 33 second hook, 4 reciprocating mechanism, 41 second motor, 42 second driving gear, 43 rack, 44 sliding block, 45 sliding rail, 5 second mounting frame, 51 rope feeder, 511 seat body, 5111 vertical sliding slot, 512 tensioning mechanism, 513 first transmission shaft, 514 second transmission shaft, 515 driven gear, 516 first transmission wheel, 517 second transmission wheel, 518 third transmission wheel, 519 rope feeding wheel, 52 first driving mechanism, 521 first motor, 522 first driving gear, 6 rope clamping mechanism, 61 telescopic rod, 611 second boss, 612 return spring, 62 first connecting rod, 63 second connecting rod, 631 oblique sliding slot, 64 movable clamp head, 641 movable clamp head body, 642 driving pin, 643 hook portion, 65 fixed clamp head, 7 tension spring, 8 zero position detector, 81 light detector, 82 light detection sheet, 9 rack, 91 rope cutting mechanism. DETAILED DESCRIPTION

[0029] The present application is further illustrated by the following drawings and detailed description, and it should be understood that these embodiments are only used to illustrate the present application and not used to limit the scope of the present application, and after reading the present application, those skilled in the art can make various equivalent modifications of the present application, which all fall within the scope defined by the appended claims.

[0030] As Figures 1-10As shown, a multi-color rope embroidery device includes a needle bar frame 1, a left side wall of the needle bar frame is connected with a first mounting frame 3 through a lifting mechanism 2, the first mounting frame is connected with a second mounting frame 5 through a reciprocating mechanism 4, the reciprocating mechanism includes a second motor 41 fixedly connected with the first mounting frame, an output shaft of the second motor is fixedly connected with a second driving gear 42, the second driving gear is engaged with a rack 43 fixedly connected with the second mounting frame, the rack is parallel with the needle bar frame, the first mounting frame is fixedly connected with a sliding block 44, the sliding block is slidingly connected with a sliding rail 45 fixedly connected with the second mounting frame, the bottom of the second mounting frame is mounted with three rope dispensers 51 arranged in a straight line, the spacing between the three rope dispensers is equal, the rope dispenser includes a seat body 511, a tensioning mechanism 512 is mounted at the middle part of the seat body, a first transmission shaft 513 is pivotally connected with the rear side (the side away from the needle bar frame) of the seat body, a second transmission shaft 514 is pivotally connected with the front side (the side close to the needle bar frame) of the seat body, a driven gear 515 is fixedly connected with the top of the first transmission shaft, a first transmission wheel 516 is fixedly connected with the bottom of the first transmission shaft, the first transmission wheel is connected with a second transmission wheel 517 fixedly connected with the top of the second transmission shaft through a belt, a third transmission wheel 518 is fixedly connected with the bottom of the second transmission shaft, a rope feeding wheel 519 is pivotally connected with the seat body through a belt, the rope feeding wheel is close to the needle bar frame, the first mounting frame is mounted with a first driving mechanism 52, each rope dispenser is driven to output embroidery rope to one side of the needle bar frame, the first driving mechanism includes a first motor 521 fixedly connected with the first mounting frame, an output shaft of the first motor is fixedly connected with a first driving gear 522 engaged with a driven gear, a rope clamping mechanism 6 is mounted at the bottom of the seat body, the rope clamping mechanism includes an extension rod 61 slidingly connected with the seat body, a first connecting rod 62 is hingedly connected with one end of the extension rod towards the needle bar frame, a second connecting rod 63 is hingedly connected with one end of the first connecting rod towards the needle bar frame, the middle part of the second connecting rod is low and the two ends are high, the middle part of the second connecting rod is pivotally connected with the seat body, a movable clamp head 64 is slidingly connected with one end of the second connecting rod towards the needle bar frame, the movable clamp head includes a movable clamp head body 641 parallel with the second connecting rod, a driving pin 642 is integrally formed with one end of the movable clamp head body towards the second connecting rod, an inclined sliding groove 631 is formed in the second connecting rod, a vertical sliding groove 5111 is formed in the seat body, the driving pin simultaneously slides in the inclined and vertical sliding grooves and moves up and down, a hook portion 643 is arranged at one end of the movable clamp head body away from the second connecting rod, a fixed clamp head 65 is mounted at the front end of the seat body, the fixed clamp head clamps the cut embroidery rope in cooperation with the hook portion, a rope feeding device 31 is arranged above the rope dispenser, the rope feeding device includes a cable junction box 311 mounted at the top of the second mounting frame, three rope feeding rollers 312 corresponding to the rope dispensers are mounted in the cable junction box, a clutch plate 313 is rotatably connected with the top of the first mounting frame, a rope feeding wheel 314 is pivotally connected with the free end of the clutch plate, a second driving mechanism 315 is mounted on the clutch plate, the second driving mechanism drives the rope feeding wheel to rotate and cooperate with the rope feeding rollers to feed embroidery rope to the corresponding rope dispenser, the second driving mechanism includes a third motor 3151 fixedly connected with the clutch plate, a driving wheel 3152 is fixedly connected with an output shaft of the third motor, a driven wheel 3153 is connected with the driving wheel through a belt, a fourth transmission shaft 3154 is journally connected with the clutch plate,The other end of the fourth transmission shaft is sleeved with a rope feeding wheel. The first mounting frame is provided with a linkage mechanism 32 for driving the telescopic rod and the clutch plate, which comprises a linkage motor 321 fixed to the first mounting frame, an output shaft of the linkage motor, a third connecting rod 322 and a fourth connecting rod 323 fixed to the output shaft, a driving wheel 324 pivotally connected to the other end of the third connecting rod, a first boss 3131 integrally formed on the lower part of the clutch plate and matched with the driving wheel, a fifth connecting rod 325 pivotally connected to the other end of the fourth connecting rod, a sixth connecting rod 326 pivotally connected to the other end of the fifth connecting rod, a third transmission shaft 327 pivotally connected to the other end of the sixth connecting rod and fixed to the lower part of the first mounting frame, a pushing block 328 fixed to the other end of the third transmission shaft and used for pushing the telescopic rod, a screw as a second boss 611 threadedly connected to one end of the telescopic rod extending out of the seat, a reset spring 612 arranged between the second boss and the seat and sleeved on the outside of the telescopic rod, a first hook 3271 arranged on the third transmission shaft, a second hook 33 arranged on the first mounting frame, a tension spring 7 arranged between the first hook and the second hook and providing power assistance for the reset of the pushing block, and a zero position detector 8 arranged between the first mounting frame and the second mounting frame, which comprises a light detector 81 fixed to the second mounting frame and a light detector sheet 82 fixed to the first mounting frame.

[0031] When color changing is needed, the lifting mechanism lifts the first mounting frame, the rope cutting mechanism 91 arranged on the rack 9 cuts the embroidery rope, the output shaft of the linkage motor rotates counterclockwise, the driving wheel extrudes the first boss to drive the clutch plate to rotate clockwise, the rope feeding wheel is separated from the rope pressing wheel, the fourth connecting rod pulls up the fifth connecting rod, the fifth connecting rod pulls the sixth connecting rod, the third transmission pin rotates counterclockwise, the pushing block moves away from the rear end of the screw, the telescopic rod moves to the rear side of the seat under the action of the reset spring, the first connecting rod pulls the second connecting rod, the front end of the second connecting rod is lifted to drive the driving pin to slide upward in the vertical sliding groove, the hook part is matched with the fixed chuck to clamp the cut embroidery rope head, the second motor is started, the second driving gear is matched with the rack to drive the second mounting frame to slide along the guide rail, and the rope feeder and the corresponding rope pressing wheel of the required color are moved to the embroidery needle. The present application automatically switches various color embroidery ropes for rope embroidery operation, without manual rope changing or multiple device combination, greatly reducing the labor intensity of the operator and improving the work efficiency.

Claims

1. A multi-color crewel work device comprising a needle bar carriage, characterized by: The side wall of the needle bar frame is provided with a first mounting frame, the first mounting frame is connected with a second mounting frame through a reciprocating mechanism, the bottom of the second mounting frame is provided with a plurality of rope outlets arranged in a straight line, each rope outlet is driven to move along a direction parallel to the needle bar frame through the reciprocating mechanism, the rope outlet comprises a seat body, the first mounting frame is provided with a first driving mechanism for driving each rope outlet to output embroidery thread to one side of the needle bar frame, the upper portion of the rope outlet is provided with a thread feeding device, the thread feeding device comprises a cable collecting box mounted on the top of the second mounting frame, a plurality of thread feeding pressure rollers corresponding to the rope outlets are arranged in the cable collecting box, the top of the first mounting frame is rotatably connected with a clutch plate, the free end of the clutch plate is pivotally connected with a thread feeding wheel, the clutch plate is provided with a second driving mechanism, the second driving mechanism drives the thread feeding wheel to rotate and cooperate with the thread feeding pressure rollers to feed embroidery thread to the corresponding rope outlet, the bottom of the seat body is provided with a clamping mechanism, the clamping mechanism comprises a telescopic rod slidably connected with the seat body, the end of the telescopic rod towards the needle bar frame is pivotally connected with a first connecting rod, the end of the first connecting rod towards the needle bar frame is pivotally connected with a second connecting rod, the middle portion of the second connecting rod is low and the two ends are high, the middle portion of the second connecting rod is pivotally connected with the seat body, the end of the second connecting rod towards the needle bar frame is provided with a movable chuck, the movable chuck comprises a movable chuck body arranged side by side with the second connecting rod, the end of the movable chuck body towards the second connecting rod is provided with a driving pin, the second connecting rod is provided with an inclined sliding groove, the seat body is provided with a vertical sliding groove, the driving pin simultaneously slides in the inclined and vertical sliding grooves to move up and down, the end of the movable chuck body away from the second connecting rod is provided with a hook portion, the seat body is provided with a fixed chuck matched with the hook portion, the first mounting frame is provided with a linkage mechanism for driving the telescopic rod and the clutch plate, the linkage mechanism comprises a linkage motor fixedly connected with the first mounting frame, the output shaft of the linkage motor is fixedly connected with a third connecting rod and a fourth connecting rod, the other end of the third connecting rod is pivotally connected with a driving wheel, the lower portion of the clutch plate is provided with a first boss matched with the driving wheel, the other end of the fourth connecting rod is pivotally connected with a fifth connecting rod, the other end of the fifth connecting rod is pivotally connected with a sixth connecting rod, the other end of the sixth connecting rod is fixedly connected with a third transmission shaft pivotally connected with the lower portion of the first mounting frame, the other end of the third transmission shaft is fixedly connected with a pushing block for pushing the telescopic rod.

2. The multi-color rope-burning device according to claim 1, characterized in that: The seat body is pivotally connected with a first transmission shaft and a second transmission shaft, the first transmission shaft is located away from the needle bar frame, and the second transmission shaft is located close to the needle bar frame, the top of the first transmission shaft is provided with a driven gear connected with the first driving mechanism, the bottom of the first transmission shaft is provided with a first transmission wheel, the first transmission wheel is connected with a second transmission wheel fixedly connected with the top of the second transmission shaft through a belt, the bottom of the second transmission shaft is provided with a third transmission wheel, the third transmission wheel is connected with a thread feeding wheel pivotally connected with the seat body through a belt, and the thread feeding wheel is close to the needle bar frame.

3. The multi-color rope-burning device according to claim 2, characterized in that: The first driving mechanism comprises a first motor fixedly connected with the first mounting frame, and the output shaft of the first motor is fixedly connected with a first driving gear engaged with the driven gear.

4. The multi-color rope-embroidering apparatus according to claim 1, characterized in that: The end of the telescopic rod extending out of the seat body is provided with a second boss, and a return spring is arranged outside the telescopic rod between the second boss and the seat body.

5. The multi-color rope-embroidering apparatus according to claim 1, characterized in that: A tension spring is arranged between the third transmission shaft and the first mounting frame, and the tension spring provides power assistance for the return of the pushing block.

6. The multi-color rope-embroidering apparatus according to claim 1, characterized in that: The first mounting frame and the second mounting frame are provided with a zero detector, which comprises a light detector fixed to the second mounting frame and a light detector sheet fixed to the first mounting frame.

7. The multi-color rope-embroidering apparatus according to claim 1, characterized in that: The reciprocating mechanism comprises a second motor fixed to the first mounting frame, an output shaft of the second motor is fixed with a second driving gear, the second driving gear is engaged with a rack fixed to the second mounting frame, the rack is parallel to the needle bar frame, the first mounting frame is fixed with a sliding block, the sliding block is slidingly connected with a sliding rail fixed to the second mounting frame.

8. The multi-color rope-embroidering apparatus according to claim 1, characterized in that: The second driving mechanism comprises a third motor fixed to the clutch plate, an output shaft of the third motor is fixed with a driving wheel, the driving wheel is connected with a driven wheel through a belt, the driven wheel is sleeved with a fourth transmission shaft pivoted to the clutch plate, the other end of the fourth transmission shaft is sleeved with a rope feeding wheel.

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