CN216473779U - Knitting variable-pattern circular flat crochet machine - Google Patents

Abstract

The utility model belongs to the technical field of the technique of weaving and specifically relates to a flat crochet machine of variable design and color circle is related to, including the crochet machine main part, paying off machine constructs, crochet machine structure and admission machine construct, the crochet machine main part includes the chassis and vertically sets up in the both sides board on chassis top, the mutual parallel arrangement of both sides board, be provided with driving motor in the chassis, be provided with the reduction gear on the lateral wall of curb plate, driving motor transmission is connected in the reduction gear, the crochet machine constructs to be located between the board of both sides, and by the drive of reduction gear, admission machine constructs including the receipts line tensioning component that is used for the tensioning braided wire, the transmission is connected with first connecting gear between receipts line tensioning component and reduction gear, the separable transmission of first connecting gear is connected in receiving line tensioning component and reduction gear. The application has the effect of improving the adaptability of the crochet machine.

Description

Knitting variable pattern round flat crochet machine

technical field

The present application relates to the technical field of textiles, in particular to a knitting variable-color flat crochet machine.

Background technique

Crochet knitting machine is a warp knitting machine in which the needle bed and the bar are arranged horizontally, and the weft-inserted bar is vertically arranged above the needle bed. It is a modified narrow-width Raschel warp knitting machine. The crochet machine uses latch needles or self-closing crochet needles to weave the warp yarns fed by the bar into loops, and the weft-insertion yarns are fed by the weft-insertion bars and clamped in the loops of the ground weave. Crochet machines are often used to produce narrow warp knitted fabrics such as lace tapes and elastic tapes.

In the weaving operation of different braids, the required tension of the silk thread is different. The more silk threads in the braided thread, the more complicated the braiding process, and accordingly, the higher the required silk thread tension. The silk thread is braided under the appropriate tension, which can improve the quality of the braided thread.

In view of the above-mentioned related technologies, the inventor believes that the tension of the thread conveyed in the crochet machine is not easy to change, so that when the crochet machine is knitting different types of knitting threads, the quality of the knitting threads is uneven, and the crochet machine has some problems. Poor adaptability defects.

Utility model content

In order to improve the adaptability of the crochet knitting machine, the present application provides a round flat crochet knitting machine with variable patterns.

The knitting variable color round flat crochet machine provided by the application adopts the following technical solutions:

Knitting variable-color round flat crochet machine, including a crochet machine body, a pay-off mechanism, a crochet mechanism and a thread take-up mechanism. The crochet machine body includes a base case and two sides vertically arranged on the top of the base case. The two side plates are arranged in parallel with each other, a drive motor is arranged in the base box, a reducer is arranged on the outer side wall of the side plate, the drive motor is connected to the reducer in a driving manner, and the hook is connected to the reducer. The braiding mechanism is located between the two side plates and is driven by the reducer. The wire take-up mechanism includes a take-up tensioning assembly for tensioning the braided wire. The take-up tensioning assembly is connected to the reducer. A first connecting gear is drive-connected between the two, and the first connecting gear is detachably connected to the wire take-up tensioning assembly and the speed reducer.

By adopting the above technical solution, the silk thread is passed out from the pay-off mechanism, knitted in the crochet mechanism, and then woven into a braided thread, and the braided thread is taken up in the thread take-up mechanism. The transmission connection or separation between the reducer and the take-up tensioning assembly is realized. When the knitting operation does not require high thread tension, the first connecting gear is disconnected from the take-up tensioning assembly and the reducer. The tensioning assembly is in a non-working state. When the knitting operation has a high requirement on the tension of the wire, the first connecting gear is connected to the wire take-up tensioning assembly and the reducer, so that the wire take-up tensioning assembly is in a working state, so as to improve the The tension of the silk thread and the braided thread, the staff can open and close the take-up tensioning component according to the requirements of the knitting operation, thus effectively improving the adaptability of the crochet knitting machine, so that the crochet knitting machine has the ability to knit different braided threads. Good weave quality.

Preferably, the wire take-up tensioning assembly comprises a winding roller rotatably connected between the two side plates and a second installation rod fixedly connected between the two side plates, the winding roller is located below the crochet mechanism, The winding roller is connected to the reducer through the first connecting gear, the second installation rod is arranged close to the winding roller, and a plurality of pressing tongue plates are arranged on the second installation rod. One end of the pressing tongue plate close to the winding roller is provided with a pressing roller, and the pressing roller is pressed against the winding roller.

By adopting the above technical solution, the braided thread after the knitting operation is passed out from the bottom of the crocheting mechanism, and is wound on the winding roller several times, so as to improve the frictional force of the braided thread when it passes through the winding roller, thereby effectively improving the The tension of the braided wire.

Preferably, the wire take-up tensioning assembly further comprises a first installation rod fixedly connected between the two side plates, the first installation rod is located between the crochet mechanism and the winding roller, the A tensioning sleeve is sleeved on the first installation rod.

By adopting the above technical solution, the braided wire is wound on the tensioning sleeve on the first installation rod before passing through the winding roller, so as to improve the frictional force of the braided wire and further improve the tension of the braided wire.

Preferably, the wire take-up mechanism further includes a wire take-up frame, a drive shaft and a wire take-up shaft are rotatably connected to the wire take-up frame, the axes of the drive shaft and the wire take-up shaft are arranged in parallel, and the drive shaft It is arranged in abutment with the side wall of the wire take-up rotating shaft.

By adopting the above technical solution, the braided wire after the braiding operation is transported to the take-up frame and wound on the take-up shaft to complete the wire take-up operation of the braided wire, and the drive shaft is used to provide power for the rotation of the take-up shaft.

Preferably, the pay-off mechanism includes a pay-off tension assembly for tensioning the wire, a second connection gear is drivingly connected between the pay-off tension assembly and the take-up tension assembly, and the second connection The gear is detachably connected to the wire take-up tensioning assembly and the pay-off tensioning assembly.

By adopting the above technical solution, the setting of the second connecting gear can realize the transmission connection or separation between the pay-off tensioning assembly and the take-up tensioning assembly, and the staff can open and close the pay-off tensioning assembly according to the requirements of the knitting operation to Further improve the adaptability of the crochet machine.

Preferably, the pay-off tensioning assembly includes a pressing roller rotatably connected between the two side plates, the number of pressing rollers is two, and the two pressing rollers are arranged close to each other and rotate in the same direction. The pressing roller is connected to the wire take-up tensioning assembly through the second connecting gear, an abutting roller is arranged on the pressing roller, the abutting roller is in contact with the two pressing rollers, and is connected with the two pressing rollers. The rotation directions of the pressing rollers are opposite.

By adopting the above technical solution, the wire passes through the contact between the pressing roller and the abutting roller, and the pressing roller and the abutting roller limit the position of the wire, which can improve the frictional force when the wire passes through the pressing roller. Increase the tension of the thread.

Preferably, the bottom end of the end of the abutting roller is provided with an adjustment base, the adjustment base is fixedly connected to the inner side wall of the side plate, and an adjustment rod is vertically penetrated on the adjustment base, so The adjusting rod is threadedly connected to the adjusting base, and a pressing spring is connected between the top end of the adjusting rod and the end of the abutting roller.

By adopting the above technical solution, the adjusting rod can adjust the size of the elastic force in the pressing spring, and then can adjust the pressing force between the abutting roller and the pressing roller, so that the worker can adjust the tension of the thread.

Preferably, the wire pay-off mechanism further comprises a pay-off rack, a first wire-arrangement frame and a second wire-arrangement frame, and the wire passes through the pay-off frame, the first wire-arrangement frame, and the pay-off tensioning assembly in sequence. and the second cable management frame.

By adopting the above technical solution, the silk thread is passed out from the pay-off frame, and passes through the first wire-arrangement frame, the pay-off tensioning assembly and the second wire-arrangement frame in sequence. With the function of guiding and guiding, the thread clusters can pass into the crocheting mechanism neatly, which is beneficial to the improvement of the quality of the knitting operation.

Preferably, a wire clamp is provided on the second wire management frame, and the wire clamp includes a wire clamp installation rod fixedly connected to the second wire management frame, and the wire clamp installation rod is sleeved with a wire clamp Two wire clamping discs, the two wire clamping discs are in contact with each other and are arranged close to the second wire management frame, and an adjusting nut is threadedly connected to one end of the wire clamping installation rod away from the wire clamping disc, and the clamp An adjusting spring is sleeved on the wire installation rod, and both ends of the adjusting spring are respectively abutted on the wire clamping disc and the adjusting nut.

By adopting the above technical solution, the wire clamp is used to clamp the wire to improve the tension of the wire, and the setting of the nut is adjusted, so that the staff can adjust the force of clamping the wire according to different working conditions, so as to adjust the tension of the wire. Spend.

To sum up, the present application includes at least one of the following beneficial technical effects:

1. The setting of the first connecting gear can realize the transmission connection or separation between the reducer and the take-up tensioning assembly. When the requirement for the tension of the thread is not high in the knitting operation, the first connecting gear and the take-up tension are The assembly and the reducer are disconnected, and the take-up tensioning assembly is in a non-working state. When the knitting operation requires high thread tension, the first connecting gear is connected to the take-up tensioning assembly and the reducer, so that the take-up tensioning assembly and the reducer are connected to each other. The thread tensioning component is in working state to improve the tension of the silk thread and braided thread. The staff can open and close the thread take-up tensioning component according to the requirements of the knitting operation, thus effectively improving the adaptability of the crochet knitting machine, making the crochet knitting machine When weaving different braided wires, all have good weaving quality;

2. The setting of the second connecting gear can realize the transmission connection or separation between the pay-off tensioning assembly and the take-up tensioning assembly, and the staff can open and close the pay-off tensioning assembly according to the requirements of the knitting operation, so as to further improve the crocheting. adaptability of the machine;

3. The settings of the pressing spring, the thread clamp and the tensioning sleeve provide the staff with additional means of adjusting the tension of the silk thread or braided thread, which can further improve the adaptability of the crochet knitting machine.

Description of drawings

Fig. 1 is the overall structure schematic diagram of removing the crochet mechanism and the wire take-up mechanism in the embodiment of the present application;

Fig. 2 is the overall structure schematic diagram of removing the pay-off mechanism in the embodiment of the present application;

3 is a schematic diagram of the overall structure of the main body of the crochet knitting machine in the embodiment of the present application;

4 is a schematic structural diagram of the main body of the crochet knitting machine in the embodiment of the present application;

5 is a cross-sectional view of the main body of the crochet knitting machine in the embodiment of the present application;

6 is a schematic structural diagram of a compression spring in an embodiment of the present application;

7 is a schematic structural diagram of the wire gripper in the embodiment of the present application;

8 is a schematic structural diagram of the wire take-up tensioning assembly in the embodiment of the present application;

FIG. 9 is a schematic view of the structure on the outer side wall of the side plate in the embodiment of the present application, which is used to show the transmission structure at the first connecting gear and the second connecting gear.

Reference numerals: 1. Main body of the crochet machine; 11. Base box; 12. Side plate; 13. Drive motor; 14. Reducer; 2. Pay-off mechanism; 21. Pay-off frame; frame; 221, wire management grid; 23, pay-off tensioning assembly; 231, pressing roller; 232, abutting roller; 233, lifting lever; 234, lifting handle; 235, adjusting base; 236, adjusting rod; 237 , press-fit spring; 24, the second wire management frame; 241, the wire clamp; 2411, the wire clamp installation rod; 2412, the wire clamp plate; 2413, the adjustment nut; 2414, the adjustment spring; 3, the crochet mechanism; 4, Wire take-up mechanism; 41, wire take-up tension assembly; 411, first installation rod; 412, tension sleeve; 4121, guide groove; 413, limit ring; 414, winding roller; 415, second installation rod; 416, pressing tongue plate; 4161, connecting flange; 4162, pressing roller; 42, wire take-up frame; 421, first mounting plate; 422, second mounting plate; 423, connecting column; 424, driving shaft; 425 , take-up shaft; 426, reversing rod; 4261, reversing pin; 51, first start and stop rod; 511, waist hole; 512, fastener; 52, first connecting gear; 53, second start and stop rod ; 54. The second connecting gear.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1 to 9 .

The embodiments of the present application disclose a knitting variable-color round flat crochet machine.

1 and 2 , the knitting variable-color flat crochet machine includes a main body 1 of the crochet machine, a pay-off mechanism 2 , a crochet mechanism 3 and a take-up mechanism 4 . The silk thread passes out from the pay-off mechanism 2 , completes the knitting operation in the crochet mechanism 3 , and is woven into a braided thread. Then, the braided thread is conveyed toward the thread take-up mechanism 4 , and the thread take-up operation is completed in the thread take-up mechanism 4 .

3 , the main body 1 of the crochet machine includes a base case 11 . Two side plates 12 are vertically arranged on the base case 11 . A drive motor 13 is fixedly connected to the bottom case base 11 , a reducer 14 is fixedly connected to the outer wall of the side plate 12 , and the output shaft of the drive motor 13 is drivingly connected to the reducer 14 and serves as the power input shaft of the reducer 14 .

Referring to FIGS. 1 and 2 , the pay-off mechanism 2 includes a pay-off frame 21 , a first wire-arrangement frame 22 , a pay-off tension assembly 23 and a second wire-arrangement frame 24 . The wire passes out from the pay-off rack 21, and passes through the first wire-arrangement frame 22, the pay-off tensioning assembly 23 and the second wire-arrangement frame 24 in turn. With the function of guiding and guiding, the thread clusters can pass into the crocheting mechanism 3 neatly, which is beneficial to the improvement of the quality of the knitting operation.

Among them, the pay-off frame 21 is located on one side of the main body 1 of the crochet machine, the first wire management frame 22 is located between the main body of the crochet machine 1 and the wire pay-off frame 21, and both the wire pay-off frame 21 and the first wire management frame 22 are installed on the ground. The pay-off frame 21 is provided with a plurality of textile spools, which are used for unwinding the silk thread. The first wire-arranging frame 22 is provided with a wire-arranging grid 221, which has the function of limiting and guiding the wire.

Referring to FIGS. 4 and 5 , the pay-off tensioning assembly 23 includes a pressing roller 231 rotatably connected between the two side plates 12 , and the pressing roller 231 is arranged horizontally. In the embodiment of the present application, there are two pressing rollers 231 , and the two pressing rollers 231 are arranged close to each other but do not touch each other.

The pressing roller 231 is provided with an abutting roller 232, the axis of the abutting roller 232 is arranged parallel to the axis of the pressing roller 231, the abutting roller 232 is located above the gap between the two pressing rollers 231, and abuts against the two pressing rollers 231 , the abutting roller 232 and the two pressing rollers 231 rotate synchronously and in opposite directions.

The wire passes through the contact between the pressing roller 231 and the abutting roller 232, and the pressing roller 231 and the abutting roller 232 limit the position of the wire, which can improve the frictional force when the wire passes through the pressing roller 231, so as to improve the The tension of the thread.

4 and 5 , both ends of the abutting roller 232 are provided with lift levers 233 . One end of the lift lever 233 is disposed close to the end of the abutment roller 232 and is snap-fitted with the end of the abutment roller 232 . The lift lever 233 is used to lift the abutment roller 232 so that the worker can pass the thread between the pressing roller 231 and the abutment roller 232 .

Referring to FIGS. 5 and 6 , an adjustment base 235 is provided below the contact roller 232 , and the adjustment base 235 is fixedly connected to the inner wall of the side plate 12 . The adjusting base 235 is provided with an adjusting rod 236 along the vertical direction, and the adjusting rod 236 is threadedly connected to the adjusting base 235 . A pressing spring 237 is connected between the end of the contact roller 232 and the top end of the adjusting rod 236 , and the pressing spring 237 is always in an extended state.

The setting of the pressing spring 237 increases the pressing force between the abutting roller 232 and the pressing roller 231, which can further improve the tension of the wire. The staff can adjust the elongation of the pressing spring 237 by rotating the adjusting rod 236, that is, adjust the size of the elastic force in the pressing spring 237, and then can adjust the pressing force between the pressing roller 231 and the abutting roller 232 so as to facilitate the work. The personnel adjust the tension of the silk thread.

4 and 5, the second wire management frame 24 is fixedly connected to the top of the main body 1 of the crochet knitting machine, and the second wire management frame 24 is provided with a plurality of thread clamps 241, and the plurality of thread clamps 241 are arranged in a staggered setting number row. The staggered thread gripper 241 can reduce the interval between adjacent threads and increase the density of thread clusters. Under the condition that the width of the second thread management frame 24 is the same, it can accommodate more threads to pass through, thereby increasing the number of threads. Space utilization in the second cable management rack 24 .

Referring to FIG. 7 , the thread tensioner 241 includes a thread tension mounting rod 2411 , a thread tension disc 2412 , an adjustment nut 2413 and an adjustment spring 2414 . The wire clamping installation rod 2411 is vertically arranged and fixedly connected to the second wire management frame 24 . There are two thread tensioning discs 2412 on each thread tensioning device 241. The two thread tensioning discs 2412 are sleeved on the thread clamping installation rod 2411 and abut each other. Two wire management racks 24 . The adjusting nut 2413 is threadedly connected to the top end of the wire clamping installation rod 2411, the adjusting spring 2414 is sleeved on the wire clamping installation rod 2411, the top end of the adjusting spring 2414 abuts on the adjusting nut 2413, and the bottom end of the adjusting spring 2414 abuts on the clamp The spool 2412 and the adjustment spring 2414 are always in a compressed state.

The thread clamp 241 is used to clamp the thread to improve the tension of the thread, and the setting of the adjusting nut 2413 enables the staff to adjust the force of clamping the thread according to different working conditions to adjust the tension of the thread.

Referring to FIG. 2 , the wire take-up mechanism 4 includes a wire take-up tension assembly 41 and a wire take-up frame 42 . The wire take-up tensioning assembly 41 includes a first installation rod 411 fixedly connected between the two side plates 12 . The first installation rod 411 is horizontally arranged and located below the crochet mechanism 3 .

2 and 8 , a plurality of tensioning sleeves 412 are sleeved on the first installation rod 411, and the tensioning sleeves 412 are made of flexible materials. In the embodiment of the present application, the tensioning sleeves 412 are made of rubber , so as to increase the friction coefficient between the tension sleeve 412 and the first installation rod 411 . The outer side wall of the tensioning sleeve 412 is provided with guide grooves 4121 along the circumferential direction.

The braided wire passes out from below the crochet mechanism 3 and is wound on the tensioning sleeve 412 for several turns, and the tensioning sleeve 412 rotates relative to the first installation rod 411 to convey the braided wire downstream stably and at a constant speed. Stable sliding friction between the tensioning sleeve 412 and the first installation rod 411 increases the friction force received by the braided wire during the conveying process, thereby improving the tension of the braided wire during the conveying process.

Referring to FIG. 8 , a limit ring 413 is disposed between adjacent tensioning sleeves 412 . The limit ring 413 is sleeved on the first installation rod 411 and is fixedly connected to the first installation rod 411 by screws. The limiting ring 413 has a limiting effect on the tensioning sleeve 412, which can hinder the axial movement of the tensioning sleeve 412 along the first installation rod 411, and reduce the movement of the tensioning sleeve 412 along the first installation rod during the wire take-up operation. The probability of axial deviation of 411 is improved, thereby improving the stability of the tensioning sleeve 412 during the wire take-up operation.

Referring to FIGS. 2 and 8 , a winding roller 414 is arranged below the first installation rod 411 , the axis of the winding roller 414 is arranged parallel to the axis of the first installation rod 411 , and both ends of the winding roller 414 are rotatably connected to the side The surfaces of the plate 12 and the winding roller 414 are processed with anti-skid lines.

A second installation rod 415 is also disposed between the two side plates 12 , the axis of the second installation rod 415 is parallel to the axis of the winding roller 414 , and both ends of the second installation rod 415 are fixedly connected to the side plate 12 . The second installation rod 415 is provided with a plurality of pressing tongue plates 416 , two sides of the pressing tongue plate 416 are bent toward the same side to form the connecting flanges 4161 , and the second installation rod 415 penetrates through the two connecting flanges 4161 to realize The sleeve of the pressing tongue plate 416 on the second installation rod 415 .

Referring to FIG. 8 , a pressing roller 4162 is rotatably connected to one end of the pressing tongue 416 . The pressing roller 4162 is made of a flexible material. In the embodiment of the present application, the pressing roller 4162 is made of rubber. A torsion spring is connected between the pressing tongue plate 416 and the second installation rod 415 , so that the pressing roller 4162 is pressed against the winding roller 414 .

The braided wire passing through the tensioning sleeve 412 is wound on the winding roller 414 several times, and the pressing roller 4162 is pressed against the braided wire wound on the winding roller 414 . The anti-skid pattern on the surface of the winding roller 414 and the pressing roller 4162 made of flexible material can increase the friction coefficient between the braided wire and the surface of the winding roller 414, so as to improve the resistance of the braided wire when passing through the winding roller 414. friction, which in turn increases the tension of the braided wire.

Referring to FIGS. 5 and 9 , a first start-stop lever 51 is provided on the outer side wall of the side plate 12 to which the reducer 14 is fixedly connected, the first start-stop lever 51 is provided with a waist hole 511 , and the waist hole 511 is penetrated with a waist hole 511 . The fastener 512 penetrates through the waist hole 511 and is threadedly connected to the side plate 12 . The end of the first start-stop lever 51 is rotatably connected with a first connecting gear 52 , and the winding roller 414 is connected to the reducer 14 through the first connecting gear 52 in a driving manner. The staff can realize the transmission connection or separation between the first connecting gear 52 and the winding roller 414 and the reducer 14 by adjusting the relative position between the first start-stop lever 51 and the fastener 512 .

A second start-stop lever 53 is also disposed on the outer side wall of the side plate 12 fixedly connected with the reducer 14 , and the second start-stop lever 53 is located above the first start-stop lever 51 . Similar to the first start-stop lever 51 , the second start-stop lever 53 is also provided with a waist hole 511 , the same fastener 512 is pierced in the waist hole 511 , and the fastener 512 penetrates through the waist hole 511 and is threadedly connected to the side. board 12. The end of the second start-stop lever 53 is rotatably connected with a second connecting gear 54 , and the pressing roller 231 is connected to the winding roller 414 through the second connecting gear 54 in a driving manner. The worker can realize the transmission connection or separation between the second connecting gear 54 and the pressing roller 231 and the winding roller 414 by adjusting the relative position between the second start-stop lever 53 and the fastener 512 .

Referring to FIG. 2 , the wire take-up frame 42 includes a first mounting plate 421 and a second mounting plate 422 , both of which are provided as two. The two first mounting plates 421 are respectively fixedly connected to the sidewalls of the two side plates 12 away from each other, the two first mounting plates 421 are perpendicular to the side plates 12 , and the two first mounting plates 421 are located at the same height.

The two second mounting plates 422 are fixedly connected to both ends of the first cable management frame 22 in the horizontal direction, the second mounting plates 422 are parallel to the first mounting plate 421 , and the second mounting plates 422 are arranged in a one-to-one correspondence with the first mounting plates 421 . Correspondingly arranged first mounting plate 421 and second mounting plate 422 are fixedly connected with connecting columns 423 , and both connecting columns 423 are arranged horizontally and parallel to each other.

Referring to FIG. 2 , a drive shaft 424 and a wire take-up shaft 425 are also arranged horizontally between the first installation plate 421 and the second installation plate 422. The drive shaft 424 and the wire take-up shaft 425 are both set to two, and they are set in one-to-one correspondence. Two sets of drive shafts 424 and thread take-up shafts 425 can improve the thread take-up capability of the crochet knitting machine.

The two ends of the drive shaft 424 are rotatably connected to the first mounting plate 421 and the second mounting plate 422 respectively. The side of the second mounting plate 422 away from the drive shaft 424 is fixedly connected with a wire take-up drive motor for driving the drive shaft 424 to rotate. The wire take-up shaft 425 is located above the drive shaft 424 and close to the drive shaft 424. When the braided wire starts to be wound on the wire take-up shaft 425, the drive shaft 424 abuts against the wire take-up shaft 425 on which the braided wire is wound, and drives the The wire take-up shaft 425 is rotated to continue the wire take-up operation.

Referring to FIG. 2 , the surface of the drive shaft 424 is processed with anti-skid patterns to improve the friction between the drive shaft 424 and the wire take-up shaft 425 . The drive shaft 424 drives the wire take-up shaft 425 through the side wall, so that the axial distribution of the driving force received by the wire take-up shaft 425 is relatively uniform, thereby improving the stability of the wire take-up shaft 425 when it is rotated.

A reversing rod 426 is connected between the two connecting columns 423 , and a plurality of reversing pins 4261 are evenly arranged on the top side of the reversing rod 426 along the length direction. When the braided wire passes through the reversing pin 4261 , the conveying direction is changed from a direction perpendicular to the reversing rod 426 to a direction parallel to the reversing rod 426 , so as to continue to be conveyed toward the wire take-up shaft 425 .

The implementation principle of the knitting variable color round flat crochet machine in the embodiment of the present application is:

The setting of the first connecting gear 52 can realize the transmission connection or separation between the winding roller 414 and the reducer 14 , and the setting of the second connecting gear 54 can realize the transmission connection or separation between the pressing roller 231 and the winding roller 414 . The staff can open and close the winding roller 414 and the pressing roller 231 according to the requirements of the knitting operation, so as to improve the adaptability of the crochet knitting machine, so that the crochet knitting machine has good knitting quality when knitting different knitting threads.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (9)

1. The circular flat crochet machine with variable knitting patterns comprises a crochet machine main body (1), a paying-off mechanism (2), a crochet mechanism (3) and a take-up mechanism (4), wherein the crochet machine main body (1) comprises a bottom box base (11) and two side plates (12) vertically arranged at the top end of the bottom box base (11), the two side plates (12) are arranged in parallel, a driving motor (13) is arranged in the bottom box base (11), a speed reducer (14) is arranged on the outer side wall of each side plate (12), the driving motor (13) is in transmission connection with the speed reducer (14), the crochet mechanism (3) is positioned between the two side plates (12) and driven by the speed reducer (14), and the circular flat crochet machine is characterized in that the take-up mechanism (4) comprises a take-up tensioning assembly (41) for tensioning knitting yarns, a first connecting gear (52) is in transmission connection between the take-up tensioning assembly (41) and the speed reducer (14), the first connecting gear (52) is in separable transmission connection with the wire take-up tensioning assembly (41) and the speed reducer (14).

2. The flat crochet machine with variable knitting suit circle according to claim 1, characterized in that the take-up tension assembly (41) comprises a winding roller (414) rotatably connected between the two side plates (12) and a second mounting bar (415) fixedly connected between the two side plates (12), the winding roller (414) is located below the crochet mechanism (3), the winding roller (414) is in transmission connection with the speed reducer (14) through the first connecting gear (52), the second mounting bar (415) is arranged close to the winding roller (414), a plurality of pressing tongues (416) are arranged on the second mounting bar (415), a pressing roller (4162) is arranged at one end of the pressing tongues (416) close to the winding roller (414), and the pressing roller (4162) abuts against the winding roller (414).

3. The knitting variable suit round flat crochet machine according to claim 2 characterized in that the take-up tension assembly (41) further comprises a first mounting bar (411) fixedly connected between the two side plates (12), the first mounting bar (411) is located between the crochet mechanism (3) and the winding roller (414), and the first mounting bar (411) is sleeved with a tension sleeve (412).

4. The knitting variable-suit circular flat crochet machine according to claim 1, characterized in that the take-up mechanism (4) further comprises a take-up stand (42), a driving shaft (424) and a take-up rotating shaft (425) are rotatably connected to the take-up stand (42), the axes of the driving shaft (424) and the take-up rotating shaft (425) are arranged in parallel, and the driving shaft (424) is arranged in abutment with the side wall of the take-up rotating shaft (425).

5. The knitting variable suit circular flat crochet machine according to claim 1, characterized in that the pay-off mechanism (2) comprises a pay-off tensioning assembly (23) for tensioning the thread, a second connecting gear (54) is drivingly connected between the pay-off tensioning assembly (23) and the take-up tensioning assembly (41), and the second connecting gear (54) is detachably drivingly connected to the take-up tensioning assembly (41) and the pay-off tensioning assembly (23).

6. The knitting variable suit round flat crochet machine according to claim 5, characterized in that the paying-off tensioning assembly (23) comprises two stitching rollers (231) rotatably connected between the two side plates (12), the stitching rollers (231) are arranged in two, the two stitching rollers (231) are arranged close to each other and rotate in the same direction, the stitching rollers (231) are in transmission connection with the taking-up tensioning assembly (41) through the second connecting gear (54), the stitching rollers (231) are provided with abutting rollers (232), and the abutting rollers (232) abut against the two stitching rollers (231) and rotate in the opposite direction of the stitching rollers (231).

7. The knitting variable suit round flat crochet machine according to claim 6, characterized in that the bottom end of the abutting roller (232) is provided with an adjusting base (235), the adjusting base (235) is fixedly connected to the inner side wall of the side plate (12), an adjusting rod (236) vertically penetrates through the adjusting base (235), the adjusting rod (236) is in threaded connection with the adjusting base (235), and a pressing spring (237) is connected between the top end of the adjusting rod (236) and the end of the abutting roller (232).

8. The knitting variable suit round flat crochet machine according to claim 5 characterized in that the pay-off mechanism (2) further comprises a pay-off rack (21), a first wire arranging rack (22) and a second wire arranging rack (24), the threads passing through the pay-off rack (21), the first wire arranging rack (22), the pay-off tensioning assembly (23) and the second wire arranging rack (24) in sequence.

9. The knitting variable-color circular flat crochet machine according to claim 8, characterized in that a yarn trapper (241) is arranged on the second yarn arranging frame (24), the yarn trapper (241) comprises a yarn trapping mounting rod (2411) fixedly connected to the second yarn arranging frame (24), two yarn trapping discs (2412) are sleeved on the yarn trapping mounting rod (2411), the two yarn trapping discs (2412) are abutted to each other and are arranged close to the second yarn arranging frame (24), an adjusting nut (2413) is connected to one end, far away from the yarn trapping discs (2412), of the yarn trapping mounting rod (2411) in a threaded mode, an adjusting spring (2414) is sleeved on the yarn trapping mounting rod (2411), and two ends of the adjusting spring (2414) are abutted to the yarn trapping discs (2412) and the adjusting nut (2413) respectively.

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