CN210684111U - Control device for seam cam and density cam of knitting glove knitting machine - Google Patents

Abstract

The utility model provides a knitting glove knitting machine's seam triangle and density triangle's controlling means. The push rod device in the control device comprises a motor, a cam and a push rod, the motor and the cam are arranged at one end of a sliding rail, the push rod is in a strip shape and is arranged in a push rod groove, one side of the push rod is fixed with the cam, the motor drives the cam to rotate so that the other side of the push rod can be pushed out from the sliding rail, meanwhile, the control device is additionally provided with a driving lever on the existing seam cam and density cam, the push rod pushes a positioning rod to enable the driving lever to overturn a pin shaft I which drives the density cam device, the seam cam and the density cam can stretch out and draw back together to penetrate out of a machine head, and after the structure is adopted, a group of pushing devices are omitted to directly push the density cam to.

Description

Control device for seam cam and density cam of knitting glove knitting machine

Technical Field

The utility model relates to a knitting glove machine accessory, specific knitting glove machine's seam triangle and density triangle's controlling means that says so.

Background

The existing glove knitting machines are provided with two machine heads, each machine head is internally provided with a stitch cam, a density cam and a rubber band cam, the stitch cams are used for controlling the motion tracks of knitting needles on corresponding needle plates to realize the functions of sewing, loosening and closing up of gloves, the stitch cams are also called needle raising cams, when fingertips are knitted, the front machine head and the rear machine head need to knit the fingertips together at the same time, the two machine heads need to knit at the same time, the stitch cams need to extend out of a base of the machine heads to intervene the knitting needles of the needle plates, the knitting needles of the needle plates enter knitting rail grooves of the base to knit yarns, after the fingertips are sewn, the stitch cams of the two machine heads retract into the machine heads, and the front machine head and the rear machine head knit the yarns alternately; the density cam is arranged at a notch at one end of the knitting rail groove of the machine head and used for controlling the length of the knitting rail groove extending downwards to control the density of the gloves, the density cam and the seam cam of the existing knitting glove machine are controlled by two groups of pushing devices which respectively push positioning rods of the density cam and the seam cam, each group of pushing devices is composed of a motor, a cam and a push rod, the structure is complex, and the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

In view of the defects existing in the control device of the existing seam triangle and density triangle, the utility model aims to solve the technical problems that: provided is a control device for a stitch cam and a density cam of a knitting glove machine, which has a simple structure and low manufacturing cost.

In order to achieve the above object, according to one aspect of the present invention, the present invention is realized by the following technical measures: a control device for a stitch cam and a density cam of a knitting glove knitting machine, comprising:

the two fixing frames are respectively provided with a group of sliding rods and sliding rails at two sides, a machine head is respectively arranged between the two groups of sliding rods and the sliding rails, so that the machine head can slide left and right along the sliding rails and the sliding rods, and the sliding rails are also provided with push rod grooves;

the push rod device comprises a motor, a cam and a push rod, the motor and the cam are arranged at one end of the slide rail, the push rod is in a strip shape and is arranged in a push rod groove, one side of the push rod is fixed with the cam, and the motor drives the cam to rotate so that the other side of the push rod can be pushed out of the slide rail;

the positioning rod of the seam cam device is provided with a shifting rod, and the push rod pushes the positioning rod to enable the shifting rod to turn over a pin shaft I which drives the density cam device, so that the seam cam device and the density cam on the density cam device can extend and retract together to penetrate out of the machine head.

Compared with the prior art, the utility model has the advantages of: the density triangle is shifted to move up and down through the matching of the shifting rod and the existing positioning rod, a group of pushing devices are omitted to directly push the density triangle to move, and the knitting glove knitting machine is simple in structure and reduces manufacturing cost.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

fig. 1 is a schematic structural view of the push rod device of the present invention.

Fig. 2 is a schematic view of the structure of the handpiece of the present invention.

Fig. 3 is a schematic view of the base structure of the handpiece of the present invention.

Description of reference numerals: 1. a fixed mount; 2. a slide bar; 3. a slide rail; 4. a machine head; 5. a motor; 6. a cam; 7. a push rod; 9. a base; 10. a triangular through groove is sewed; 11. a density triangular through groove; 12. a tension spring I fixes a shaft II; 13. a tension spring I; 14. a pin shaft III; 15. positioning a rod; 16. a tension spring II fixes a shaft I; 17. a pin shaft II; 18. a V-shaped groove; 19. a bearing; 20. a positioning rod seat; 21. a tension spring II fixes a shaft II; 22. a tension spring II; 23. a deflector rod; 24. a pin shaft I; 25. a chute; 26. positioning pins; 28. a seam triangle; 29. a density triangle; 30. a tension spring I fixes a shaft I; 31. knitting a rail groove; 32. and (7) a cover plate.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "bottom", "top", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, the control device for the stitch cam and the density cam of the knitting glove knitting machine according to the present embodiment includes two fixing frames 1, two sliding rods 2, two sliding rails 3, and a machine head 4, where the two fixing frames 1 are fixed above the left and right ends of the machine frame, two sides of the two fixing frames 1 are respectively provided with a set of sliding rods 2 and a set of sliding rails 3, a machine head 4 is respectively arranged between the two sets of sliding rods 2 and the sliding rails 3, and the machine head 4 can slide left and right along the sliding rods 2 and the sliding rails 3.

Referring to fig. 2 and 3, the head 4 includes a housing and a base 9, the top surface of the base 9 is fixed with a positioning rod 15, a positioning rod seat 20, a shift lever 23, a slit triangle 28, a density triangle 29, a tension spring i 13 and a tension spring ii 22, the base 9 is fixed below the housing, the bottom surface center of the base 9 is provided with a knitting rail groove 31, the upper side of the left end of the knitting rail groove 31 is provided with a density triangle through groove 11, the lower side is provided with a slit triangle through groove 10, one side of the slit triangle through groove 10 on the top surface of the base 9 is fixed with the positioning rod seat 20, the middle part of the positioning rod seat 20 is provided with a sliding groove 25 penetrating through the upper and lower ends of the positioning rod seat 20, the positioning rod 15 is arranged in the sliding groove 25 of the positioning rod seat 20, the right side of the sliding groove 25 is provided with a slit triangle fixing hole, the upper end top surface of the positioning rod 15 is fixed with a tension spring ii fixing shaft i 16, a pin shaft II 17 is fixed on the bottom surface of the upper end of the positioning rod 15, a pin shaft III 14 is fixed on the top surface of the lower end of the positioning rod 15, a bearing 19 is fixed on the pin shaft III 14, a V-shaped groove 18 is also formed in the middle of the top surface of the positioning rod 15, the slit triangle 28 is a step iron block with a cylindrical upper end of a lower end triangle block, a cylinder at the upper end of the slit triangle 28 is inserted into a slit triangle fixing hole of the positioning rod seat 20, a horizontal positioning pin 26 extends from the side wall of the cylinder at the upper end of the slit triangle 28, the positioning pin 26 is abutted against the positioning rod 15 of the positioning rod seat 20 and can be clamped in the V-shaped groove 18 by the movement of the positioning rod 15, the lower end of the slit triangle 28 is inserted into the slit triangle through groove 10 on the base 9, a pressure spring is also arranged outside the cylinder at the upper end of the slit triangle 28, one end of the pressure spring is abutted against the triangle block at, the density triangle 29 is an iron block with a small middle part and two large ends, the middle part of the density triangle is inserted into the through groove 11 of the density triangle on the base 9, the two ends of the density triangle are clamped on the front and back surfaces of the base 9, the density triangle 29 can slide up and down along the through groove 11 of the density triangle of the base 9, one end of the density triangle 29 is further fixed with a pin shaft I24, the density triangle 29 on one side of the pin shaft I24 is provided with a fixed shaft I30 of a tension spring, meanwhile, the base 9 is further fixed with a fixed shaft II 12 of the tension spring I, the two ends of the tension spring I13 are respectively fixed on the two fixed shafts, and the positioning rod 15 in the structure is limited in.

In the embodiment, on the basis of the prior art, a shift lever 23 is further disposed on the base 9 above the positioning rod seat 20, the left end of the shift lever 23 is movably connected to the base 9, the right end of the shift lever 23 abuts against a pin shaft i 24 at one end of a density triangle 29, meanwhile, the pin shaft II 17 is supported below the middle part of the deflector rod 23, the number of the push rod devices is planned, each group of the seam cam and the density cam is pushed by only one push rod device as an optimal structure, the push rod device comprises a motor 5, a cam 6 and a push rod 7, the motor 5 and the cam 6 are arranged on the right fixed frame 1, the push rod 7 is in a strip shape, the push rod 7 is arranged in a push rod groove of the slide rail 3, the push rod 7 is fixed with the cam 6, the motor 5 at the right end of the slide rail 3 drives the cam 6 to rotate, and the push rod 7 can be pushed out from the right side of the slide rail 3 to abut against a bearing 19 of the pin shaft III 14 to push the positioning rod 15 to move.

The embodiment provides a control device of a stitch cam and a density cam of a knitting glove knitting machine, when the knitting glove knitting machine starts to knit fingertips of gloves, a push rod 7 of a pushing device retracts into a push rod groove of a slide rail 3, a positioning rod 15 on a base 9 of a machine head 4 slides downwards along a sliding groove 25 of a positioning rod seat 20 under the action of a tension spring II 22, a positioning pin 26 abutting against the upper end of a stitch cam 28 on the positioning rod 15 slides into a V-shaped sliding groove 18 in the middle of the positioning rod 15 along the positioning rod 15, the lower end of the stitch cam 28 penetrates through a stitch cam through groove 10 of the base 9 under the action of a pressure spring, when the machine head 4 moves along the slide rail 3 and the slide rail 2, a knitting needle on a needle plate meets the stitch cam 28 and is guided into a knitting rail groove 31 of the base 9, the knitting needle plays a knitting role, the front machine head 4 and the rear machine head 4 are knitted simultaneously, the fingertips of, the positioning pin 26 at the upper end of the sewing triangle 28 slides out of the V-shaped groove 18 of the positioning rod 15 and is positioned above the positioning rod 15, when the positioning rod 15 is continuously pushed upwards, the pin shaft II 17 at the upper end of the positioning rod 15 pushes the shifting rod 23 to turn upwards, the movable end of the shifting rod 23 abuts against the pin shaft I24 of the density triangle 28, the density triangle 28 slides upwards along the density triangle through groove 11 of the base 9, the length of the knitting rail groove 31 is shortened, the knitted glove is tightened, if the knitted glove is loosened, the push rod 7 of the pushing device retracts, the positioning rod 15 slides downwards under the action of the tension spring II 22, the shifting rod 23 loses the resistance of the pin shaft II 17, the density triangle 29 and the shifting rod 23 slide downwards together under the action of the tension spring I13 of the density triangle 29, the knitting rail groove 31 of the base 9 is prolonged, and the knitted glove is looser.

The density triangles of the stitch cam and the density triangle control device of the knitting glove knitting machine with the structure are shifted to move up and down through the matching of the shift lever and the positioning lever, a group of pushing devices are omitted to directly push the density triangles to move, and the knitting glove knitting machine is simple in structure and reduces the manufacturing cost.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various changes and modifications may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (1)

1. A control device for a seam cam and a density cam of a knitting glove knitting machine is characterized by comprising:

the two fixing frames are respectively provided with a group of sliding rods and sliding rails at two sides, a machine head is respectively arranged between the two groups of sliding rods and the sliding rails, so that the machine head can slide left and right along the sliding rails and the sliding rods, and the sliding rails are also provided with push rod grooves;

the push rod device comprises a motor, a cam and a push rod, the motor and the cam are arranged at one end of the slide rail, the push rod is in a strip shape and is arranged in a push rod groove, one side of the push rod is fixed with the cam, and the motor drives the cam to rotate so that the other side of the push rod can be pushed out of the slide rail;

the positioning rod of the seam cam device is provided with a shifting rod, and the push rod pushes the positioning rod to enable the shifting rod to turn over a pin shaft I which drives the density cam device, so that the seam cam device and the density cam on the density cam device can extend and retract together to penetrate out of the machine head.

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