CN111058171B - Working method of looping mechanism with head and tail chamfering mechanism for computerized flat knitting machine - Google Patents

Abstract

The invention discloses a looping mechanism with a head-tail chamfering mechanism for a computer flat knitting machine, which comprises a base, an electric push rod, a first motor, a second motor and a third motor, wherein a support pile and a sliding sleeve are fixed on the upper surface of the base through screws, the sliding sleeve is arranged on the left side of the support pile, a rotary table and a first spring are sleeved on the outer surface of the support pile, the first spring is arranged at the bottom end of the rotary table, a first cylinder roller and a second cylinder roller are assembled on the upper surface of the rotary table, the second cylinder roller is arranged on the left side of the first cylinder roller, a limiting disc is integrally connected with the upper surface of the rotary table, a fixed disc is integrally connected with the top end of the support pile, a support frame is fixed on the upper surface of the fixed disc through screws, the second motor is fixed at the bottom end of the right side of the support frame through screws, and a driving gear is sleeved at the output end of the second motor. The invention is convenient for directly chamfering the head and the tail of the yarn coil, is convenient for rapidly switching the yarn bobbin and improves the looping efficiency.

Description

Working method of looping mechanism with head and tail chamfering mechanism for computerized flat knitting machine

Technical Field

The invention relates to the technical field of textile equipment, in particular to a working method of a looping mechanism with a head and tail chamfering mechanism for a computerized flat knitting machine.

Background

The computerized flat knitting machine is a textile device for processing knitwear, when the computerized flat knitting machine is used for processing knitwear, yarn loops need to be arranged, the yarn loops are processed and manufactured through a looping mechanism, and the looping mechanism is called a coiling mechanism.

To this end, chinese patent application No.: 201510315783.7 discloses a spinning winding device, which comprises a support, wherein the support is provided with a winding disc, a yarn smoothing sleeve and a driving device for driving the winding disc to rotate, yarns pass through the yarn smoothing sleeve and are wound on the winding disc, the support is also provided with a guide screw rod in transmission connection with the winding disc, the guide screw rod is parallel to the axial direction of the winding disc, the bottom of the yarn smoothing sleeve is provided with a guide hole in cross connection with the guide screw rod, the guide screw rod is provided with a bidirectional spiral groove, the yarn smoothing sleeve is connected with a guide sheet, and one end of the guide sheet is embedded into the bidirectional spiral groove. The yarn looping can be realized, the guide screw is arranged, and the yarn smoothing sleeve is arranged, so that yarn winding can be avoided, yarns are orderly arranged, and friction borne by the yarns is reduced.

However, because the wire sleeve is evenly smoothed out with fingers the line, the external diameter at the yarn coil both ends after the looping keeps the same with middle external diameter basically, when transporting, often leads to yarn coil both ends to take off the line, consequently, after the looping, still need secondary operation, chamfer for yarn coil both ends, avoid yarn coil both ends to take off the line, can't directly carry out the chamfer, and unable convenient switching bobbin, influence the looping efficiency, consequently need to design a specific working method that has head and the tail chamfering mechanism for the flat knitting machine of computer solves above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a looping mechanism with a head and tail chamfering mechanism for a computer flat knitting machine, which aims to solve the problems that chamfering cannot be directly performed and a bobbin cannot be conveniently switched in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a working method of a looping mechanism with a head and tail chamfering mechanism for a computerized flat knitting machine comprises the following steps: the base is arranged at the tail end of the front end thread feeding mechanism, so that the yarns can pass through four groups of thread guide rollers, and then an external power supply is used for electrically connecting an electric push rod, a first motor, a second motor and a third motor in a looping mechanism with a head-tail chamfering mechanism for the computer flat knitting machine with an external control cabinet, so that the electric push rod, the first motor, the second motor and the third motor are controlled by the external control cabinet to work;

then sheathing the bobbin on a first bobbin roller and a second bobbin roller, generating elastic force by utilizing the deformation of a second spring to be applied to a clamping pile, enabling the second spring to abut against the inner wall of the bobbin, enabling the bobbin to be fixed on a connecting pipe, fixing one end of yarn with the bobbin in an adhesion manner, electrifying a first motor through an external control cabinet, enabling the first motor to drive the connecting pipe to rotate through a driving pile, enabling the connecting pipe to drive the bobbin to rotate, enabling a lead to be wound on the bobbin, and enabling a third motor to drive a half-tooth driving wheel to rotate by supplying power to the third motor, so that the half-tooth driving wheel drives an inner toothed plate to slide up and down in a sliding groove, further driving the yarn to lift up and down, and enabling the yarn to be uniformly wound on the bobbin;

after the bobbin of the second bobbin roller is fully wound, the electric push rod 10 is powered on to drive the connecting frame to descend, so that the connecting frame can drive the second chamfering disc to press downwards to chamfer the top end of the yarn coil, and meanwhile, the first chamfering disc can chamfer the bottom end of the yarn coil;

then through pushing down the revolving stage, make the draw-in groove keep away from the spacing of drive stake, can make the revolving stage rotate on supporting the stake, make the revolving stage drive first section of thick bamboo roller and second section of thick bamboo roller and switch over, make the drive stake insert with the top of first section of thick bamboo roller and establish fixedly, make the bobbin on the second section of thick bamboo roller can take off, more renew the bobbin, the bobbin on the first section of thick bamboo roller can continue to carry out the lopping work simultaneously.

Compared with the prior art, the invention has the beneficial effects that: this computerized flat knitting machine is with looping mechanism who has end to end chamfer mechanism is convenient for directly carry out end to end chamfer to the yarn coil, and the fast switch-over bobbin of being convenient for improves looping efficiency.

The yarn winding machine is provided with a rotary table, a first cylinder roller, a second cylinder roller, a first chamfer disc and a second chamfer disc, a support pile is arranged on the upper surface of a base, the outer surface of the support pile is sleeved with the rotary table, the first cylinder roller and the second cylinder roller are arranged on the rotary table, when a clamping groove is connected with the drive pile in an inserting mode, a first motor can drive a connecting pipe to rotate through the drive pile, the connecting pipe drives a bobbin to wind, after the coiling is completed, a connecting frame is driven to descend through an electric push rod, the connecting frame can drive the second chamfer disc to downwards press, the top end of a yarn coil is chamfered, meanwhile, the first chamfer disc can chamfer the bottom end of the yarn coil, the clamping groove is far away from the limit of the drive pile through downwards pressing the rotary table, the rotary table can rotate on the support pile, the rotary table drives the first cylinder roller to be switched with the second cylinder roller, and then the purpose of directly chamfering the yarn coil is achieved, the bobbin is convenient to switch fast, and the effect of looping efficiency is improved.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional elevation view of the structure of the present invention;

FIG. 3 is a schematic sectional elevation view of the second can roll of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 2 according to the present invention;

FIG. 6 is an enlarged view of the structure at C of FIG. 2 according to the present invention;

FIG. 7 is a partial side view of the sliding sleeve of FIG. 1 according to the present invention.

In the figure: 1. a base; 2. supporting piles; 3. a turntable; 4. a first spring; 5. a first barrel roll; 6. a second cylinder roller; 61. a connecting pipe; 62. supporting a tube; 63. a card slot; 7. a fixing mechanism; 71. fixing the sleeve; 72. a second spring; 73. pile clamping; 8. a first chamfer disc; 9. a support frame; 10. an electric push rod; 11. a connecting rod; 12. a support plate; 13. a first motor; 14. driving the pile; 15. a second chamfer disc; 16. a connecting frame; 17. a limiting disc; 18. fixing the disc; 19. a sleeve; 20. clamping teeth; 21. a second motor; 22. a drive gear; 23. a sliding sleeve; 24. a chute; 25. an inner toothed plate; 26. a semi-toothed driving wheel; 27. a threading box; 28. a wire guide roller; 29. a third motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown:

a looping mechanism with a head-tail chamfering mechanism for a computer flat knitting machine comprises a base 1, an electric push rod 10, a first motor 13, a second motor 21 and a third motor 29, wherein a support pile 2 and a sliding sleeve 23 are fixed on the upper surface of the base 1 through screws, the sliding sleeve 23 is arranged on the left side of the support pile 2, an inner toothed plate 25 is arranged on the inner side of the sliding sleeve 23, sliding grooves 24 are formed in two ends of the inner toothed plate 25, the sliding grooves 24 are formed in the inner wall of the sliding sleeve 23, the inner toothed plate 25 and the sliding grooves 24 form a sliding structure, the inner toothed plate 25 and the sliding sleeve 23 form a lifting structure, a third motor 29 is fixed on the outer surface of the rear end of the sliding sleeve 23 through screws, a half-tooth driving wheel 26 is sleeved on the output end of the third motor 29, the half-tooth driving wheel 26 is meshed with the inner wall of the inner toothed plate 25, a threading box 27 is fixed on the outer surface of the front end of the inner toothed plate 25 through screws, a threading box, the four groups of wire rollers 28 are arranged in a 'well' shape, two ends of the four groups of wire rollers 28 are rotatably connected with the inner wall of the threading box 27 through rotating shafts, as shown in fig. 1, 6 and 7, four surfaces of yarns can be abutted against the wire rollers 28 through the arrangement of the four groups of wire rollers 28 in a 'well' shape, so that the yarns can be conducted in any direction to avoid thread jamming, the model of the third motor 29 is R2430, the half-tooth driving wheel 26 is driven to rotate through the third motor 29, the half-tooth driving wheel 26 can drive the tooth blocks on the inner wall of the inner toothed plate 25, when the half-tooth driving wheel 26 clockwise drives the tooth blocks on the left side of the inner wall of the inner toothed plate 25, the inner toothed plate 25 can be driven to ascend in the sliding groove 24, when the half-tooth driving wheel 26 clockwise drives the tooth blocks on the right side of the inner wall of the inner toothed plate 25, the inner toothed plate 25 can be driven to descend in the sliding groove 24, and then the inner toothed plate 25 can ascend and descend in the sliding groove 24, so that the inner toothed plate 25 drives the threading box 27 to ascend and descend, the threading box 27 drives the thread guiding roller 28 to guide the thread to move up and down, so that the thread can be uniformly wound on the thread cylinder.

The outer surface cover of support stake 2 is equipped with revolving stage 3 and first spring 4, and first spring 4 sets up in the bottom of revolving stage 3, and revolving stage 3 constitutes elastic construction with first spring 4, and revolving stage 3 constitutes elevation structure with support stake 2, as shown in figure 1, first spring 4 plays the effect of providing the elasticity for revolving stage 3, makes revolving stage 3 when no external force application, can remain the state as shown in figure 1 all the time.

The upper surface of the rotary table 3 is integrally connected with a limiting disc 17, the top end of the support pile 2 is integrally connected with a fixed disc 18, the upper surface of the limiting disc 17 is meshed with the lower surface of the fixed disc 18, the outer wall of the driving gear 22 is abutted to the inner wall of the sleeve 19, as shown in fig. 5, the limiting disc 17 is meshed with the fixed disc 18, the limiting disc 17 and the fixed disc 18 can be fixedly connected, and the rotary table 3 and the support pile 2 are fixedly connected.

The upper surface of the fixed disc 18 is fixed with a supporting frame 9 through screws, the bottom end of the right side of the supporting frame 9 is fixed with a second motor 21 through screws, and the output end of the second motor 21 is sleeved with a driving gear 22, the upper surface of the rotary table 3 is integrally connected with a sleeve 19, the inner wall of the sleeve 19 is uniformly provided with clamping teeth 20, the bottom end of the second cylinder roller 6 is provided with a first chamfer disc 8, the top end of the second cylinder roller 6 is provided with a second chamfer disc 15, the lower surface of the support frame 9 is fixed with a connecting rod 11, one side of the lower surface of the support frame 9 close to the connecting rod 11 is provided with a connecting frame 16, and the top end of the connecting frame 16 is provided with an electric push rod 10, the top end of the electric push rod 10 is fixedly connected with the supporting frame 9 through a screw, the output end of the electric push rod 10 is fixedly connected with the top end of the connecting frame 16, as shown in figure 1, the connecting frame 16 is driven by the electric push rod 10 to descend, so that the connecting frame 16 drives the second chamfering disk 15 to descend.

The bottom end of the connecting rod 11 is fixed with a supporting plate 12 through a screw, the upper surface of the supporting plate 12 is fixed with a first motor 13 through a screw, the output end of the first motor 13 is sleeved with a driving pile 14, the upper surface of the rotary table 3 is provided with a first barrel roller 5 and a second barrel roller 6, the second barrel roller 6 is arranged at the left side of the first barrel roller 5, the second barrel roller 6 comprises a connecting pipe 61, a supporting pipe 62 and a clamping groove 63, the upper surface of the connecting pipe 61 is provided with a clamping groove 63, the driving pile 14 is fixedly inserted into the clamping groove 63, the bottom end of the connecting pipe 61 is sleeved with the supporting pipe 62, the supporting pipe 62 is rotatably connected with the bottom end of the connecting pipe 61 through a bearing, the structure of the first barrel roller 5 is completely the same as that of the second barrel roller 6, the inner side of the connecting pipe 61 is provided with a fixing mechanism 7, as shown in fig. 3 and 4, the driving pile 14 is in a hexagonal structure, the inner wall of the clamping groove 63 is matched with the driving pile 14 and the clamping groove 63, so that the driving pile 14 can drive the connecting pipe 61 to rotate on the supporting pipe 62, the model of the first motor 13 is R2430, and the first motor 13 plays a role in driving the driving pile 14 to rotate.

The fixing mechanism 7 includes a fixing sleeve 71, a second spring 72 and a clamping pile 73, two ends of the fixing sleeve 71 are welded and fixed with the inner wall of the connecting pipe 61, the second spring 72 is disposed on the inner side of the fixing sleeve 71, the clamping pile 73 is disposed on two ends of the second spring 72, and the clamping pile 73 penetrates through the surface of the connecting pipe 61, as shown in fig. 3, the second spring 72 plays a role of providing elasticity for the clamping pile 73, the outer surface of the clamping pile 73 is serrated, the second spring 72 deforms to generate elasticity to be applied to the clamping pile 73, so that the clamping pile 73 can tightly abut against the inner wall of the bobbin, and the bobbin is connected and fixed with the connecting pipe 61.

The working principle is as follows: when in use, the base 1 is arranged at the tail end of the front end thread feeding mechanism, so that the yarns can pass through the four groups of thread guide rollers 28, and then the electric push rod 10, the first motor 13, the second motor 21 and the third motor 29 in the looping mechanism with the head and tail chamfering mechanism for the computer flat knitting machine are all electrically connected with an external control cabinet through an external power supply, so that the electric push rod 10, the first motor 13, the second motor 21 and the third motor 29 are all controlled by the external control cabinet to work;

then, the bobbin is sleeved on the first bobbin roller 5 and the second bobbin roller 6, the second spring 72 is deformed to generate elastic force to be applied to the clamping pile 73, the second spring 72 can abut against the inner wall of the bobbin, the bobbin is fixed on the connecting pipe 61, one end of the yarn is fixedly bonded with the bobbin, the first motor 13 is electrified through an external control cabinet, the first motor 13 can drive the connecting pipe 61 to rotate through the driving pile 14, the connecting pipe 61 drives the bobbin to rotate, the wire is wound on the bobbin, the third motor 29 is powered to drive the half-tooth driving wheel 26 to rotate, the half-tooth driving wheel 26 drives the inner toothed plate 25 to slide up and down in the sliding groove 24, the yarn is driven to lift up and down, and the yarn is uniformly wound on the bobbin;

when the bobbin of the second bobbin roller 6 is fully wound, the electric push rod 10 is electrified, so that the electric push rod 10 drives the connecting frame 16 to descend, the connecting frame 16 can drive the second chamfering disc 15 to press downwards, the top end of the yarn coil is chamfered, and meanwhile, the first chamfering disc 8 can chamfer the bottom end of the yarn coil;

then through pushing down revolving stage 3, make draw-in groove 63 keep away from the spacing of drive stake 14, can make revolving stage 3 rotate on supporting stake 2, make revolving stage 3 drive first section of thick bamboo roller 5 and second section of thick bamboo roller 6 and switch over, make the top of drive stake 14 and first section of thick bamboo roller 5 insert and establish fixedly, make the bobbin on the second section of thick bamboo roller 6 can take off, change new bobbin, the bobbin on the first section of thick bamboo roller 5 can continue to carry out the lopping work simultaneously.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (1)

1. A working method of a looping mechanism with an end-to-end chamfering mechanism for a computer flat machine comprises a base (1), an electric push rod (10), a first motor (13), a second motor (21) and a third motor (29), wherein a supporting pile (2) and a sliding sleeve (23) are fixed on the upper surface of the base (1) through screws, the sliding sleeve (23) is arranged on the left side of the supporting pile (2), a rotary table (3) and a first spring (4) are sleeved on the outer surface of the supporting pile (2), the first spring (4) is arranged at the bottom end of the rotary table (3), a first barrel roller (5) and a second barrel roller (6) are assembled on the upper surface of the rotary table (3), the second barrel roller (6) is arranged on the left side of the first barrel roller (5), and a limiting disc (17) is integrally connected with the upper surface of the rotary table (3), the top end of the supporting pile (2) is integrally connected with a fixed disc (18), the upper surface of the fixed disc (18) is fixedly provided with a supporting frame (9) through screws, the right bottom end of the supporting frame (9) is fixedly provided with a second motor (21) through screws, the output end of the second motor (21) is sleeved with a driving gear (22), the upper surface of the rotary table (3) is integrally connected with a sleeve (19), the inner wall of the sleeve (19) is uniformly provided with clamping teeth (20), the bottom end of the second barrel roller (6) is provided with a first chamfering disc (8), the top end of the second barrel roller (6) is provided with a second chamfering disc (15), the lower surface of the supporting frame (9) is fixedly provided with a connecting rod (11), the bottom end of the connecting rod (11) is fixedly provided with a supporting plate (12) through screws, the upper surface of the supporting plate (12) is fixedly provided with a first motor (13), the output end of the first motor (13) is sleeved with a driving pile (14), one side, close to the connecting rod (11), of the lower surface of the supporting frame (9) is provided with a connecting frame (16), the top end of the connecting frame (16) is provided with an electric push rod (10), the top end of the electric push rod (10) is fixedly connected with the supporting frame (9) through a screw, and the output end of the electric push rod (10) is fixedly connected with the top end of the connecting frame (16); the rotary table (3) and the first spring (4) form an elastic structure, and the rotary table (3) and the support pile (2) form a lifting structure; the second cylinder roller (6) comprises a connecting pipe (61), a supporting pipe (62) and a clamping groove (63), the clamping groove (63) is formed in the upper surface of the connecting pipe (61), and the driving pile (14) is fixedly inserted into the clamping groove (63); the bottom end of the connecting pipe (61) is sleeved with a supporting pipe (62), the supporting pipe (62) is rotatably connected with the bottom end of the connecting pipe (61) through a bearing, the structure of the first barrel roller (5) is completely the same as that of the second barrel roller (6), and a fixing mechanism (7) is arranged on the inner side of the connecting pipe (61); the fixing mechanism (7) comprises a fixing sleeve (71), a second spring (72) and a clamping pile (73), two ends of the fixing sleeve (71) are welded and fixed with the inner wall of the connecting pipe (61), the second spring (72) is arranged on the inner side of the fixing sleeve (71), the clamping pile (73) is arranged on two ends of the second spring (72), and the clamping pile (73) penetrates through the surface of the connecting pipe (61); the upper surface of the limiting disc (17) is meshed with the lower surface of the fixed disc (18), and the outer wall of the driving gear (22) is abutted against the inner wall of the sleeve (19); an inner toothed plate (25) is arranged on the inner side of the sliding sleeve (23), sliding grooves (24) are formed in two ends of the inner toothed plate (25), the sliding grooves (24) are formed in the inner wall of the sliding sleeve (23), the inner toothed plate (25) and the sliding grooves (24) form a sliding structure, and the inner toothed plate (25) and the sliding sleeve (23) form a lifting structure; the rear end outer surface of the sliding sleeve (23) is fixedly provided with a third motor (29) through screws, the output end of the third motor (29) is sleeved with a half-tooth driving wheel (26), the half-tooth driving wheel (26) is meshed with the inner wall of the inner toothed plate (25), the front end outer surface of the inner toothed plate (25) is fixedly provided with a threading box (27) through screws, the inner side of the threading box (27) is provided with wire guide rollers (28), the number of the wire guide rollers (28) is four groups, the four groups of the wire guide rollers (28) are arranged in a shape like a Chinese character 'jing', and the two ends of the four groups of the wire guide rollers (28) are rotatably connected with the inner wall of the threading box (27) through rotating shafts;

the working method comprises the following steps: the base is arranged at the tail end of the front end thread feeding mechanism, so that the yarns can pass through four groups of thread guide rollers, and then an external power supply is used for electrically connecting an electric push rod, a first motor, a second motor and a third motor in a looping mechanism with a head-tail chamfering mechanism for the computer flat knitting machine with an external control cabinet, so that the electric push rod, the first motor, the second motor and the third motor are controlled by the external control cabinet to work;

then sheathing the bobbin on a first bobbin roller and a second bobbin roller, generating elastic force by utilizing the deformation of a second spring to be applied to a clamping pile, enabling the second spring to abut against the inner wall of the bobbin, enabling the bobbin to be fixed on a connecting pipe, fixing one end of yarn with the bobbin in an adhesion manner, electrifying a first motor through an external control cabinet, enabling the first motor to drive the connecting pipe to rotate through a driving pile, enabling the connecting pipe to drive the bobbin to rotate, enabling a lead to be wound on the bobbin, and enabling a third motor to drive a half-tooth driving wheel to rotate by supplying power to the third motor, so that the half-tooth driving wheel drives an inner toothed plate to slide up and down in a sliding groove, further driving the yarn to lift up and down, and enabling the yarn to be uniformly wound on the bobbin;

when the bobbin of the second bobbin roller is fully wound, the electric push rod is electrified to drive the connecting frame to descend, so that the connecting frame can drive the second chamfering disc to press downwards to chamfer the top end of the yarn coil, and meanwhile, the first chamfering disc can chamfer the bottom end of the yarn coil;

then through pushing down the revolving stage, make the draw-in groove keep away from the spacing of drive stake, can make the revolving stage rotate on supporting the stake, make the revolving stage drive first section of thick bamboo roller and second section of thick bamboo roller and switch over, make the drive stake insert with the top of first section of thick bamboo roller and establish fixedly, make the bobbin on the second section of thick bamboo roller can take off, more renew the bobbin, the bobbin on the first section of thick bamboo roller can continue to carry out the lopping work simultaneously.

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