CN212357491U - Flange plate device for automatic doffing of swing frame and supporting bobbin - Google Patents

Abstract

A flange plate device for automatically doffing and supporting a bobbin of a rocker is used in the field of cotton spinning. An aluminum alloy member is additionally arranged between the inner side of the flange plate transmission shaft and the inner side of the right flange plate, the adjusting distance between the left swing frame and the right swing frame is 50-350 mm, and the aluminum alloy member is screwed on the flange plate transmission shaft; the automatic doffing of the bobbin yarn winding is realized by additionally arranging a swing frame servo motor, a doffing cylinder and an automatic winding and doffing mechanism thereof. The utility model can not only process all yarns from natural fiber to synthetic fiber, but also realize the production of core-spun yarn from 40D filament and acrylic filament to spinning frame; after the full bobbin is wound, the doffing servo motor can drive the swing frame guide plate to rotate backwards, full bobbin yarn is made to just contact with the doffing conveying belt, and the doffing cylinder pushes the left swing frame handle open, so that automatic doffing is achieved. Simple structure, safe and reliable can improve production efficiency and degree of automation, practices thrift equipment input, reduction in production cost alleviates operating personnel intensity of labour.

Description

Flange plate device for automatic doffing of swing frame and supporting bobbin

Technical Field

The utility model relates to a cotton spinning machine technical field specifically is a flange dish device that is used for automatic doffing of rocker and support bobbin of precision spinning doubler winder.

Background

The existing precise spinning doubling winder consists of seven modules, namely a winding bobbin swing frame device, an empty bobbin frame device, a tension device, a yarn unwinding yarn supply bobbin device, a circulating blowing and sucking device, a dustproof device, a process and electric appliance control cabinet device and the like, is produced by adopting a precise winding mode and stepping precise drafting, can process all yarns from natural fibers to synthetic fibers, has the advantages that the spindle positions are mutually consistent and can be independently operated, the maximum winding range is up to 3000 dtex, and the winding customization requirements of various yarn counts can be met.

The winding bobbin yarn shaking frame device is a core part of the doubling winder and is used for winding a package according to a process, a hollow tube of each winding device is a parallel bobbin, the bobbin is clamped and wound by a left flange plate and a right flange plate on the shaking frame, and handles of the left shaking frame and the right shaking frame can be uniformly moved towards two sides so as to adjust the distance between the left shaking frame and the right shaking frame and ensure the winding production of the bobbin with the length of 150mm-350 mm. The winding bobbin yarn rack device is driven by a swing rack servo motor, a right flange plate is driven under the transmission of a winding toothed belt, the friction force between the bobbin and the right flange plate is increased through knurling on the right flange plate, so that the bobbin is driven to rotate, and the size deviation of the bobbin can be automatically finely adjusted through a spring on the left flange plate. The yarn guiding servo motor drives the yarn guiding rope driving wheel to drive the yarn guiding rope to swing left and right, the yarn guiding hook on the yarn guiding rope drives the yarn to reciprocate left and right, the yarn reciprocates left and right and forms circular precise winding through the autorotation of the bobbin, and in the winding process, the pressure between the bobbin and the supporting roller is adjusted through the sensor, so that the winding can be performed fully automatically. However, after the bobbin is fully wound, doffing needs to be performed manually, the left handle is opened by the left hand of an operator, the bobbin is fully wound by the right hand and is placed on the roof plate, the labor intensity is high, the production efficiency is low, and great potential safety hazards exist.

Meanwhile, if the 40D filament and the acrylic filament are produced on a spinning machine to be used as core-spun yarns, the unwinding of the spinning machine is affected due to the long bobbin, and therefore, the length of the bobbin is required to be between 80mm and 150 mm. The distance adjusting range of the traditional bobbin yarn rocker arm can only be 150-350 mm, and the production requirement cannot be met.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a flange plate device for automatically doffing and supporting a bobbin by using a swing frame, which changes manual doffing into automatic doffing, changes the adjusting distance between the left swing frame and the right swing frame of the swing frame device of the bobbin, and meets the requirement of producing core-spun yarns from 40D filaments and acrylic filaments to a spinning frame.

In order to achieve the above purpose, the utility model adds an aluminum alloy member between the inner side of the flange transmission shaft and the inner side of the right flange, so that the adjusting distance between the left swing frame and the right swing frame is 50mm-350 mm; the left rocker and the right rocker are connected with a rocker guide plate in a sliding manner, two ends of the rocker guide plate are fixed on a machine table through a left fixed support and a right fixed support, two ends of the rocker guide plate are connected with the left fixed support and the right fixed support through bearings in a rolling manner, a doffing servo motor fixed on the left fixed support and the right fixed support is connected with two ends of the rocker guide plate through doffing toothed belts, the left rocker and the right rocker can move on the rocker guide plate to adjust the distance between the rockers, and the left rocker and the right rocker can be driven to rotate through the rocker guide plate through the doffing servo motor; the two ends of the supporting roller are in rolling connection with the machine table through bearings; the two ends of the flange plate transmission shaft are in rolling connection with the right transmission handle through a bearing and a supporting bearing, a toothed belt wheel sleeved in the middle of the flange plate transmission shaft is meshed with a winding toothed belt, a swing frame servo motor fixed on a right swing frame is connected with the toothed belt wheel on the flange plate transmission shaft through the winding toothed belt, and the swing frame servo motor can drive the flange plate transmission shaft to rotate through the winding toothed belt; one end of the right transmission handle is connected with the right swing frame, and the other end of the right transmission handle is connected with the flange transmission shaft through a support bearing and locked by screws; the upper part of a left rocker handle of the left rocker handle is fixed with the left rocker together, the lower part of the left rocker handle is hinged with the upper part of the left rocker handle through a hinge, a hinge shaft of the left rocker handle is vertical to a transverse rocker guide plate, a cylinder barrel end of a doffing cylinder is fixed on the left rocker, a piston rod end is connected with the middle part of the left rocker handle, a piston rod of the doffing cylinder stretches, and the lower part of the left rocker handle rotates around the hinge; an adjusting spring is arranged between the left flange plate and the left rocker handle, and the end part of the adjusting spring is locked by a screw; a rocker servo motor drives an aluminum alloy member and a right flange plate to rotate concentrically through a winding toothed belt through a flange transmission shaft, a bobbin sleeved between the right flange plate and the left flange plate simultaneously rotates concentrically, a supporting roller supporting the bobbin rotates in friction contact with the bobbin, a yarn guiding servo motor drives a yarn guiding rope driving wheel, a yarn guiding hook is driven by the yarn guiding rope to reciprocate left and right, yarn is pulled by the yarn guiding hook and rotates under the rotation of the bobbin, after the bobbin is wound with a full bobbin, a doffing servo motor drives a doffing toothed belt to drive a rocker guide plate to rotate backwards by 180 degrees, full bobbin yarn is in contact with a doffing conveying belt, a piston rod of a doffing cylinder pushes the lower part of a left rocker handle to open leftwards, and full bobbin yarn is automatically rolled onto the doffing conveying belt under the action of gravity.

The aluminum alloy component is in clearance fit with the outer ring of the bearing at the left end of the flange transmission shaft, the sleeve is sleeved at the center of the aluminum alloy component, the right flange is arranged at the left side of the aluminum alloy component through a positioning boss on the aluminum alloy component, the screw penetrates through the right flange and the sleeve and is screwed in an inner threaded hole on the flange transmission shaft, two ends of the sleeve support the right flange and the aluminum alloy component, and the boss of the aluminum alloy component supports the end part of the inner ring of the bearing at the left end of the flange transmission shaft.

Compared with the prior art, the utility model has the advantages that the aluminum alloy component is additionally arranged between the inner side of the flange transmission shaft and the inner side of the right flange, so that the adjusting range of the distance of the bobbin swing arm is expanded to 50-350 mm, all yarns from natural fibers to synthetic fibers can be processed, and 40D filaments and acrylic filaments can be produced on a spinning frame to form core-spun yarns; after the full bobbin is wound, the doffing servo motor can drive the swing frame guide plate to rotate backwards, full bobbin yarns are made to just contact the doffing conveying belt, and the doffing cylinder pushes the left swing frame handle open, so that automatic doffing is achieved. Simple structure, safe and reliable can effectively improve production efficiency and degree of automation, practices thrift equipment repeated input, reduction in production cost alleviates operating personnel's intensity of labour.

Drawings

Fig. 1 is a schematic view of the present invention.

FIG. 2 is a schematic view of the connection structure of the aluminum alloy member and the flange plate transmission shaft in FIG. 1.

In the figure: 1. a boss; 2. a sleeve; 3. positioning the boss; 4. a screw; 5. an aluminum alloy member; 6. a right flange plate; 7. a right drive handle; 8. winding the toothed belt; 9. a yarn guide hook; 10. a wire guide rope; 11. a wire guide rope driving wheel; 12. a support roller; 13. a left flange plate; 14. a left rocker handle; 15. a swing frame servo motor; 16. a swing frame guide plate; 17. fixing a bracket; 18. a flange plate transmission shaft; 19. a guide roller of the wire guide rope; 20. a left shaking frame; 21. a right shaking frame; 22. a yarn-drawing servo motor; 23. a screw; 24. a support bearing; 25. a doffing toothed belt; 26. a doffing servo motor; 27. a hinge; 28. a doffing cylinder; 29. adjusting the spring; 30. a toothed belt wheel; 31. a bearing; 32. a left rocker handle upper portion; 33. the lower part of the handle of the left shaking frame.

Detailed Description

As shown in fig. 1 and 2, the aluminum alloy member 5 with a length of 100mm is additionally arranged between the inner side of the flange transmission shaft 18 and the inner side of the right flange 6, so that the adjustment distance between the left swing frame 20 and the right swing frame 21 is 50mm-350 mm; the aluminum alloy member 5 is in clearance fit with the outer ring of the bearing 31 at the left end of the flange transmission shaft 18, the sleeve 2 is sleeved at the center of the aluminum alloy member 5, the right flange 6 is arranged at the left side of the aluminum alloy member 5 through the positioning boss 3 on the aluminum alloy member 5, the screw rod 4 penetrates through the right flange 6 and the sleeve 2 and is screwed in the inner threaded hole on the flange transmission shaft 18, the two ends of the sleeve 2 prop against the right flange 6 and the aluminum alloy member 5, and the boss 1 of the aluminum alloy member 5 props against the end part of the inner ring of the bearing 31 at the left end of the flange. The aluminum alloy member 5 has high processing precision requirement of 0- +0.02mm, can ensure that the bobbin does not rotate eccentrically, shake or jump when the bobbin and the aluminum alloy member 5 rotate concentrically, and has the advantages of light aluminum alloy material, easy processing and higher strength, thereby meeting the winding requirement of the bobbin.

The left rocker 20 and the right rocker 21 are slidably connected with a rocker guide 16, two ends of the rocker guide 16 are fixed on the machine table through a left fixed support 17 and a right fixed support 17, two ends of the rocker guide 16 are connected with the left fixed support 17 and the right fixed support 17 through bearings in a rolling manner, a doffing servo motor 26 fixed on the left fixed support 17 and the right fixed support 17 is connected with two ends of the rocker guide 16 through doffing toothed belts 25, the left rocker 20 and the right rocker 21 can move on the rocker guide 16 to adjust the distance between the rockers, and can be driven to rotate through the rocker guide 16 by the doffing servo motor 26; the two ends of the supporting roller 12 are in rolling connection with the machine table through bearings; the two ends of the flange transmission shaft 18 are connected with the right transmission handle 7 in a rolling manner through a bearing 31 and a supporting bearing 24, a toothed belt wheel 30 sleeved in the middle of the flange transmission shaft 18 is meshed with the winding toothed belt 8, a stand servomotor 15 fixed on the right stand 21 is connected with the toothed belt wheel 30 on the flange transmission shaft 18 through the winding toothed belt 8, and the stand servomotor 15 can drive the flange transmission shaft 18 to rotate through the winding toothed belt 8; one end of the right transmission handle 7 is connected with the right swing frame 21, and the other end is connected with the flange transmission shaft 18 through a support bearing 24 and locked by a screw 23; a left swing frame handle upper portion 32 of the left swing frame handle 14 is fixed with the left swing frame 20, a left end of a left swing frame handle lower portion 33 is hinged with a left end of the left swing frame handle upper portion 32 through a hinge 27, a hinge shaft of the left swing frame handle upper portion is perpendicular to the transverse swing frame guide plate 16, a cylinder end of the doffing cylinder 28 is fixed on the left swing frame 20, a piston rod end is connected with the middle portion of the left swing frame handle 14, and a piston rod of the doffing cylinder 28 extends and retracts to drive the lower portion of the left swing frame handle 14 to rotate around the connecting block 27; an adjusting spring 29 is arranged between the left flange 13 and the left rocker handle 14, the end part of the adjusting spring is locked by a screw 23, and the adjusting spring 29 can automatically finely adjust the dimensional deviation of the bobbin; a rocker servo motor 15 drives an aluminum alloy member 5 and a right flange 6 to concentrically rotate through a winding toothed belt 8 via a flange transmission shaft 18, a bobbin sleeved between the right flange 6 and the left flange 13 is concentrically rotated, a support roller 12 supporting the bobbin is rotated in frictional contact with the bobbin, a guide yarn servo motor 22 drives a guide yarn rope drive wheel 11, a guide yarn hook 9 is driven by a guide yarn rope 10 to reciprocate left and right, the bobbin is wound on the bobbin after being pulled by the guide yarn hook 9 and rotated by the rotation of the bobbin, the rocker servo motor 15 automatically stops the bobbin winding, a doffing servo motor 26 drives a doffing toothed belt 25 to drive a rocker guide plate 16 to rotate back 180 degrees, a left rocker 20 and a right rocker 21 on the rocker guide plate 16, a left rocker handle 14, a right transmission handle 7, a left flange 13, a right flange 6 and the aluminum alloy member 5 are then rotated back 180 degrees, the full package of yarn is brought into contact with the doffing belt, and the piston rod of the doffing cylinder 28 pushes the left swing frame handle lower part 33 to open in a splayed manner to the left about the hinge 27, and the full package of yarn is automatically rolled onto the doffing belt under the action of gravity. After completion of doffing, the doffing servomotor 26 rotates in the reverse direction, and the swing frame guide 16 and the mechanism thereon are reset to start repetition of the winding and doffing of the tubular yarn. The godet roller 19 can serve to adjust the tightness of the godet rope 10.

The utility model discloses an add aluminum alloy member 5 between ring flange transmission shaft 18 is inboard and right ring flange 6 is inboard, make the adjusting distance between left rocker 20 and the right rocker 21 expand to between 50mm-350 mm. When processing the 40D filament and the acrylic filament, only the aluminum alloy component 5 needs to be installed. The spinning machine not only can process all yarns from natural fibers to synthetic fibers, but also can realize the production of core-spun yarns from 40D filaments and acrylic filaments to the spinning machine, can realize automatic doffing, has high production efficiency and automation degree, and lightens the labor intensity of operators.

Claims (2)

1. The utility model provides a flange dish device of automatic doff of rocker and support bobbin which characterized in that: an aluminum alloy member (5) is additionally arranged between the inner side of the flange transmission shaft (18) and the inner side of the right flange (6), and the adjusting distance between the left swing frame (20) and the right swing frame (21) is 50-350 mm; a left swing frame (20) and a right swing frame (21) are slidably connected with a swing frame guide plate (16), two ends of the swing frame guide plate (16) are fixed on a machine table through a left fixed support (17) and a right fixed support (17), two ends of the swing frame guide plate (16) are connected with the left fixed support (17) and the right fixed support (17) in a rolling mode through bearings, a doffing servo motor (26) fixed on the left fixed support (17) and the right fixed support (17) is connected with two ends of the swing frame guide plate (16) through a doffing toothed belt (25), the left swing frame (20) and the right swing frame (21) can move on the swing frame guide plate (16) to adjust the distance between the swing frames, and the left swing frame (20) and the right swing frame (21) can be driven to rotate through the swing frame guide plate (16) through the doffing servo motor; two ends of the supporting roller (12) are in rolling connection with the machine table through bearings; two ends of a flange transmission shaft (18) are in rolling connection with a right transmission handle (7) through a bearing (31) and a supporting bearing (24), a toothed belt wheel (30) sleeved in the middle of the flange transmission shaft (18) is meshed with a winding toothed belt (8), a rocker servo motor (15) fixed on a right rocker (21) is connected with the toothed belt wheel (30) on the flange transmission shaft (18) through the winding toothed belt (8), and the rocker servo motor (15) can drive the flange transmission shaft (18) to rotate through the winding toothed belt (8); one end of a right transmission handle (7) is connected with the right swing frame (21), and the other end of the right transmission handle is connected with a flange transmission shaft (18) through a supporting bearing (24) and locked by a screw (23); a left rocker handle upper part (32) of a left rocker handle (14) is fixed with a left rocker (20), a left rocker handle lower part (33) is hinged with the left rocker handle upper part (32) through a hinge (27), a hinge shaft of the left rocker handle upper part is perpendicular to a transverse rocker guide plate (16), a cylinder end of a doffing cylinder (28) is fixed on the left rocker (20), a piston rod end is connected with the middle part of the left rocker handle (14), and a piston rod of the doffing cylinder (28) stretches and stretches to drive the left rocker handle lower part (33) to rotate around the hinge (27); an adjusting spring (29) is arranged between the left flange plate (13) and the left swing frame handle (14), and the end part of the adjusting spring is locked by a screw (23); a swing rack servo motor (15) drives an aluminum alloy member (5) and a right flange plate (6) to rotate concentrically through a winding toothed belt (8) by a flange transmission shaft (18), a bobbin sleeved between the right flange plate (6) and a left flange plate (13) simultaneously rotates concentrically, a supporting roller (12) for supporting the bobbin rotates in a friction contact manner with the bobbin, a guide yarn servo motor (22) drives a guide yarn rope driving wheel (11), a guide yarn hook (9) is driven by a guide yarn rope (10) to reciprocate left and right, yarn is pulled by the guide yarn hook (9) and rotates under the rotation of the bobbin, after the bobbin is wound with a full bobbin, a doffing servo motor (26) drives a doffing toothed belt (25) to drive a swing rack guide plate (16) to rotate back by 180 degrees, full bobbin yarn is contacted with the swing rack guide plate, a piston rod of a doffing cylinder (28) pushes a left swing rack handle lower part (33) to open left, the full cone yarn is automatically rolled onto the doffing conveyer belt under the action of gravity.

2. The swing stand auto-doffing and bobbin supporting flange pan apparatus according to claim 1, wherein: aluminum alloy component (5) and bearing (31) outer lane clearance fit of ring flange transmission shaft (18) left end, center department in aluminum alloy component (5) is overlapped in sleeve pipe (2), right flange dish (6) are adorned in the left side of aluminum alloy component (5) through location boss (3) on aluminum alloy component (5), screw rod (4) are passed right flange dish (6) and sleeve pipe (2) and are screwed in the interior screw hole on ring flange transmission shaft (18), right flange dish (6) and aluminum alloy component (5) are withstood at the both ends of sleeve pipe (2), boss (1) of aluminum alloy component (5) are withstood at the tip of left end bearing (31) inner circle of ring flange transmission shaft (18).

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