CN212247372U

CN212247372U - Yarn frame of large circular knitting machine

Info

Publication number: CN212247372U
Application number: CN202020631646.0U
Authority: CN
Inventors: 周利刚; 赵江
Original assignee: Zhejiang Henglong Aramid Fiber Technology Co ltd
Current assignee: Zhejiang Henglong Aramid Fiber Technology Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-29
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to a big circular knitting machine yarn frame relates to the technical field of big circular knitting machine, including the frame, set up the bracing piece in the frame, be provided with the adjustment mechanism who adjusts the bracing piece position in the frame, adjustment mechanism is including placing pole, sliding sleeve, positioner, elevating gear, places the vertical setting of sliding of pole in the frame, and the sliding sleeve level is slided the cover and is established on placing the pole, and the bracing piece setting is on the sliding sleeve, and positioner sets up on the sliding sleeve and fixes a position the sliding sleeve, and elevating gear sets up in the frame and the vertical position of placing the pole of adjusting. The utility model discloses a loosen positioner, then the slip sliding sleeve drives the bracing piece level and slides, and the removal is accomplished back locking positioner and is come to fix a position the sliding sleeve, and elevating gear starts the position of vertical regulation sliding sleeve after that to adjust the position of bracing piece on level and two vertical directions, place the yarn coil on the bracing piece at last, consequently increased the control range of bracing piece, thereby improved the application range of yarn frame.

Description

Yarn frame of large circular knitting machine

Technical Field

The utility model belongs to the technical field of big circular knitting machine's technique and specifically relates to a big circular knitting machine yarn frame is related to.

Background

The creel is a common component part in a circular knitting machine, a plurality of yarn barrel rods are arranged on the creel, a yarn barrel is placed on the yarn barrel rods in the using process, and yarns on the yarn barrel are conveyed into the circular knitting machine through a yarn conveyor.

In the prior art, reference can be made to the chinese utility model patent with the publication number CN209619575U, which discloses a yarn frame of a large circular knitting machine, comprising a frame, a placing rod and a support rod, wherein the placing rod is arranged on the frame; the adjusting mechanism comprises a sliding sleeve, a connecting block and a fixing piece, and the sliding sleeve is sleeved on the placing rod and is connected with the placing rod in a sliding manner; the connecting block is fixedly connected to the sliding sleeve, and the supporting rod is arranged on the connecting block; the fixing piece is arranged on the rack and connected with the sliding sleeve. Firstly, the sliding sleeve slides on the placing rod, then the fixing piece is used for fixing the sliding sleeve, the position of the connecting block is fixed, the position of the supporting rod is fixed, and then the yarn coil is placed on the supporting rod; the position of the supporting rod can be adjusted by the adjusting mechanism, so that the application range of the yarn frame is widened.

The technical scheme has the following defects: the adjusting mechanism can only adjust the position of the supporting rod from one direction, so that the adjusting range of the supporting rod is smaller, and the application range of the yarn frame is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a big circular knitting machine yarn frame, from the position that adjusts sliding sleeve and bracing piece on level and two vertical directions, place the yarn circle on the bracing piece at last, consequently increased the control range of bracing piece to the application range of yarn frame has been improved.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a big circular knitting machine yarn frame, includes the frame, sets up the bracing piece in the frame, be provided with in the frame from the level and two vertical direction adjustment support rod position's adjustment mechanism, adjustment mechanism is including placing pole, sliding sleeve, positioner, elevating gear, it just is the horizontality to place the vertical setting of sliding of pole in the frame, the sliding sleeve level is slided the cover and is established on placing the pole, just the bracing piece sets up on the sliding sleeve, positioner sets up on the sliding sleeve and fixes a position the sliding sleeve, elevating gear sets up in the frame and the position of pole is placed in vertical regulation.

By adopting the technical scheme, the positioning device is loosened, then the sliding sleeve is slid to drive the supporting rod to horizontally slide on the placing rod, and then the positioning device is locked to position the position of the sliding sleeve, so that the position of the supporting rod is transversely adjusted; meanwhile, the lifting device is started to adjust the position of the placing rod from the vertical direction, so that the position of the sliding sleeve is vertically adjusted, the positions of the sliding sleeve and the supporting rod are adjusted from the horizontal direction and the vertical direction, and finally, the yarn coil is placed on the supporting rod, so that the adjusting range of the supporting rod is enlarged, and the using range of the yarn frame is enlarged.

Preferably, positioner includes profile of tooth strip, locating lever, positioning disk, positioning spring, the profile of tooth strip sets up on placing the pole and length direction is parallel and has seted up the flute profile along length direction array with the length direction of placing the pole, the locating lever slides and wears to establish on the sliding sleeve, the positioning disk sets up on the locating lever and is located to keep away from and places pole one side, the positioning spring cover is established on the locating lever and both ends are connected with sliding sleeve and positioning disk respectively, the locating lever is pegged graft under positioning spring's effect on the flute profile.

Through adopting above-mentioned technical scheme, the pulling locating lever is kept away from the profile of tooth strip and is made the locating lever drop from the tooth-shaped groove, then can remove the position that the sliding sleeve removed the bracing piece, removes the completion back, loosens the locating lever, and the locating lever is pegged graft under positioning spring's effect on the tooth-shaped groove to this comes to fix a position the bracing piece position, thereby realizes the purpose of horizontal migration bracing piece position.

Preferably, the lifting device comprises a sliding block, a lifting screw and a driving assembly, the sliding block is arranged on the placing rod, the lifting screw is vertically rotatably arranged on the rack and is in threaded connection with the sliding block, and the driving assembly is arranged on the rack and drives the lifting screw to rotate.

Through adopting above-mentioned technical scheme, drive assembly starts to drive the lifting screw and rotates, and the lifting screw rotates and drives the slider and place the pole vertical migration, and drive assembly stop motion after the removal is accomplished to this realizes that the drive starts to drive and places the purpose of pole vertical migration.

Preferably, the driving assembly comprises a first bevel gear, a driving motor and a second bevel gear, the first bevel gear is arranged on the lifting screw, the driving motor is arranged on the rack, and the second bevel gear is arranged on an output shaft of the driving motor and meshed with the first bevel gear.

By adopting the technical scheme, the driving motor is started to drive the second bevel gear to rotate, the second bevel gear rotates to drive the first bevel gear to rotate, and the first bevel gear rotates to drive the lifting screw to rotate, so that the purpose that the driving motor is started to drive the lifting screw to rotate is achieved.

Preferably, the inner side wall of the sliding sleeve is rotatably provided with a ball rolling on the placing rod.

Through adopting above-mentioned technical scheme, through the setting of ball, reduced the sliding sleeve and placed the frictional force between the pole, convenience when having improved sliding sleeve.

Preferably, a guide plate is arranged on the machine frame, and a guide hole for the yarn to pass through is formed in the guide plate.

By adopting the technical scheme, the yarn is guided by penetrating the guide hole on the guide plate after being wound out on the yarn ring, so that the probability of winding the yarn ring together is reduced.

Preferably, a rubber ring is arranged on the guide hole.

Through adopting above-mentioned technical scheme, through the setting of rubber circle, reduced the frictional force between yarn and the guiding hole, reduced the damage of guiding hole to the yarn to this plays the guard action to the yarn.

Preferably, the guide plate is provided with a tensioning assembly for tensioning the yarn, the tensioning assembly comprises a positioning column, a fixed pressing plate, a movable pressing plate, a positioning plate and a tensioning spring, the positioning column is arranged on the guide plate, the fixed pressing plate is arranged on the positioning column, the movable pressing plate is arranged on the positioning column in a sliding mode along the axis of the positioning column, the positioning plate is arranged on the positioning column above the movable pressing plate, the tensioning spring is sleeved on the positioning column, two ends of the tensioning spring are respectively connected with the positioning plate and the movable pressing plate, and the movable pressing plate is matched with the fixed pressing plate to tension the yarn under the action of the tensioning spring.

Through adopting above-mentioned technical scheme, the pulling movable platen is kept away from the stationary platen and has increased the distance between movable platen and the stationary platen, then can pass the yarn between movable platen and the stationary platen, then unclamp the movable platen, the movable platen is in the effect of positioning spring down with the stationary platen cooperation to the yarn tensioning, has improved the tensioning force of yarn.

To sum up, the utility model discloses a beneficial technological effect does:

1. by loosening the positioning device, then sliding the sliding sleeve to drive the supporting rod to horizontally slide on the placing rod, locking the positioning device to position the sliding sleeve after the movement is finished, then starting the position of the vertical adjusting sliding sleeve by the lifting device, so that the position of the supporting rod is adjusted from the horizontal direction and the vertical direction, and finally placing the yarn coil on the supporting rod, thereby increasing the adjusting range of the supporting rod and further improving the application range of the yarn frame;

2. through the arrangement of the roller, the friction force between the sliding sleeve and the placing rod is reduced, and the convenience in sliding the sliding sleeve is improved;

3. the yarn is guided by passing through the guide hole on the guide plate after being wound out of the yarn coil, so that the probability of winding the yarn coil together is reduced; meanwhile, the friction force between the yarns and the guide holes is reduced through the arrangement of the rubber rings, and the damage of the guide holes to the yarns is reduced, so that the yarns are protected;

4. the movable pressing plate is pulled to be away from the fixed pressing plate, then the yarn can pass through the space between the movable pressing plate and the fixed pressing plate, then the movable pressing plate is loosened, the movable pressing plate is matched with the fixed pressing plate under the action of the positioning spring to tension the yarn, and the tension of the yarn is improved.

Drawings

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

fig. 2 is a schematic view of a partial structure of the present invention, mainly showing the lifting device;

FIG. 3 is a partial exploded view of the present invention, showing mainly the positioning device;

fig. 4 is a schematic view of a partial structure of the present invention, mainly showing the tension assembly.

Reference numerals: 1. a frame; 11. a sliding groove; 12. a toothed groove; 13. sliding the column; 15. fixing the rod; 16. a support frame; 17. mounting a plate; 18. a support bar; 2. an adjustment mechanism; 21. placing a rod; 211. a placement groove; 22. a sliding sleeve; 221. a ball bearing; 23. a positioning device; 231. a toothed strip; 232. positioning a rod; 233. positioning a plate; 234. a positioning spring; 24. a lifting device; 241. a slider; 242. a lifting screw; 243. a drive assembly; 2431. a first bevel gear; 2432. a drive motor; 2433. a second bevel gear; 31. a guide plate; 32. a guide hole; 33. a rubber ring; 4. a tension assembly; 41. a positioning column; 42. fixing a pressure plate; 43. a movable platen; 44. positioning a plate; 45. the spring is tensioned.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for utility model's a big circular knitting machine yarn frame, including frame 1, install bracing piece 18 in frame 1, the yarn circle is placed on bracing piece 18, sets up the adjustment mechanism 2 of adjusting the bracing piece 18 position from horizontal and vertical two directions in frame 1.

The adjusting mechanism 2 comprises three placing rods 21, a sliding sleeve 22, a positioning device 23 and a lifting device 24, the placing rods 21 are vertically installed on the rack 1 in a sliding mode and are in a horizontal state, and the placing rods 21 are vertically arrayed; the sliding sleeve 22 is horizontally sleeved on the placing rod 21 in a sliding manner, four sliding sleeves 22 are arranged at intervals along the axis of the placing rod 21, and the supporting rod 18 is fixedly arranged on the sliding sleeve 22; the positioning device 23 is disposed on the sliding sleeve 22 and positions the sliding sleeve 22.

Referring to fig. 2 and 3, the positioning device 23 includes a toothed bar 231, a positioning rod 232, a positioning disc 233 and a positioning spring 234, a placing groove 211 is formed on a vertical side wall of one side of the placing rod 21 away from the supporting rod 18, the toothed bar 231 is installed on the placing groove 211 in a clamping manner, the length direction of the toothed bar 231 is parallel to the length direction of the placing rod 21 and is completely located in the placing groove 211, and meanwhile, toothed grooves 12 are formed in an array manner on the side wall of one side of the toothed bar 231 away from the bottom of the placing groove 211 along the length direction of the toothed bar 231; the locating rod 232 horizontally slides and penetrates through the side wall of one side, away from the supporting rod 18, of the sliding sleeve 22, the locating disc 233 is fixedly installed on the side wall, away from one side, away from the placing rod 21, of the locating rod 232, the locating spring 234 is sleeved on the locating rod 232, two ends of the locating spring 234 are fixedly connected with the side wall of one side, opposite to the sliding sleeve 22 and the locating disc 233, of the sliding sleeve 22 and are always in a stretching state, and meanwhile the locating rod 232 is inserted into the tooth-shaped groove 12 under the action of.

Referring to fig. 1 and 2, three rows of sliding grooves 11 are vertically arranged on the vertical side wall of the rack 1, two sliding grooves 11 are horizontally arranged on each row of sliding grooves 11, the lifting device 24 is arranged on the rack 1 and vertically adjusts the position of the placing rod 21, the lifting device 24 comprises a slider 241, a lifting screw 242 and a driving assembly 243, the slider 241 is fixedly installed on the placing rod 21 and vertically slidably installed on the sliding grooves 11, a vertical sliding column 13 is fixedly installed on the sliding groove 11 far away from the lifting screw 242, and the sliding column 13 slidably penetrates through the slider 241; the lifting screw 242 is rotatably installed on the sliding groove 11, and the lifting screw 242 is in a vertical state and is in threaded connection with the slider 241; the driving assembly 243 is disposed on the machine frame 1 and drives the lifting screw 242 to rotate, the driving assembly 243 comprises a first bevel gear 2431, a driving motor 2432 and a second bevel gear 2433, the first bevel gear 2431 is fixedly mounted on the lifting screw 242, the driving motor 2432 is fixedly mounted on the machine frame 1, and the second bevel gear 2433 is mounted on an output shaft of the driving motor 2432 and is meshed with the first bevel gear 2431.

Referring to fig. 2 and 3, the positioning rod 232 is pulled to be away from the tooth-shaped bar 231, so that the positioning rod 232 is separated from the tooth-shaped groove 12, then the sliding sleeve 22 can be moved to move the position of the supporting rod 18, after the movement is completed, the positioning rod 232 is released, the positioning rod 232 is inserted into the tooth-shaped groove 12 under the action of the positioning spring 234, then the driving motor 2432 is started to drive the second bevel gear 2433 to rotate, the second bevel gear 2433 rotates to drive the first bevel gear 2431 to rotate, the first bevel gear 2431 rotates to drive the lifting screw 242 to rotate, the lifting screw 242 rotates to drive the sliding block 241 and the placing rod 21 to move vertically, and after the movement is completed, the driving motor 2432 stops operating, so that the positions of the sliding sleeve 22 and the supporting rod 18 are adjusted in. Gaps are reserved between the four inner side walls of the sliding sleeve 22 and the placing rod 21, the four inner side walls of the sliding sleeve 22 are rotatably provided with balls 221 rolling on the placing rod 21, and the balls 221 reduce friction force between the sliding sleeve 22 and the placing rod 21.

Referring to fig. 1 and 4, the side wall of the rack 1, which is far away from the side where the placing rod 21 is placed, is fixedly provided with three fixing rods 15, the fixing rods 15 are vertically arranged at intervals and are in a horizontal state, meanwhile, each fixing rod 15 is provided with a support frame 16 at intervals along the length direction of the fixing rod 15, the support frame 16 is fixedly provided with a C-shaped mounting plate 17, and the mounting plate 17 is clamped and mounted on the fixing rod 15 and has elasticity; one end of the support frame 16, which is far away from the mounting plate 17, is fixedly provided with a C-shaped guide plate 31, and the C-shaped opening of the guide plate 31 faces upwards and is in an inclined state; two opposite side walls of the guide plate 31 are provided with guide holes 32 for yarns to pass through, and after the yarns are wound out on the yarn ring, the yarns pass through the guide holes 32 on the guide plate 31 to be guided; the rubber ring 33 is clamped and installed on the guide hole 32, and the rubber ring 33 reduces the friction force between the yarns and the guide hole 32.

A tensioning assembly 4 for tensioning the yarn is arranged on the guide plate 31, the tensioning assembly 4 comprises a positioning column 41, a fixed pressing plate 42, a movable pressing plate 43, a positioning plate 44 and a tensioning spring 45, the positioning column 41 is fixedly arranged on the upper surface of the guide plate 31, and the axis of the positioning column 41 is perpendicular to the upper surface of the guide plate 31 and is positioned between the two guide holes 32; the fixed pressing plate 42 is fixedly arranged on the positioning column 41, the movable pressing plate 43 is arranged on the positioning column 41 in a sliding mode along the axis of the positioning column 41, the movable pressing plate 43 is located above the fixed pressing plate 42, and meanwhile the positioning plate 44 and the movable pressing plate 43 are both circular; the positioning plate 44 is fixedly installed on the positioning column 41 above the movable platen 43, the tension spring 45 is sleeved on the positioning column 41, two ends of the tension spring 45 respectively abut against the positioning plate 44 and the side wall of the movable platen 43 on the opposite side, and simultaneously the movable platen 43 is matched with the fixed platen 42 to tension the yarn under the action of the tension spring 45.

The yarn is passed through the lower guide hole 32, the movable platen 43 is pulled away from the stationary platen 42 to increase the distance between the movable platen 43 and the stationary platen 42, and then the yarn can be passed between the movable platen 43 and the stationary platen 42, and then the yarn is passed through the higher guide hole 32, and then the movable platen 43 is released, and the movable platen 43 is engaged with the stationary platen 42 by the positioning spring 234 to tension the yarn, thereby increasing the tension of the yarn.

The implementation principle of the embodiment is as follows:

pulling locating lever 232 makes locating lever 232 drop from tooth-shaped groove 12, then remove the position that sliding sleeve 22 comes horizontal translation movable support pole 18, remove the completion back, loosen locating lever 232 and make locating lever 232 peg graft and fix a position bracing piece 18 position on tooth-shaped groove 12, driving motor 2432 starts to drive after that and places pole 21 and the vertical removal of bracing piece 18, driving motor 2432 stall after the removal is accomplished, thereby adjust the position of bracing piece 18 on level and two vertical directions, consequently, the adjustment range of bracing piece 18 has been increased, thereby the application range of yarn frame has been improved.

The yarn is passed through the lower guide hole 32, the movable platen 43 is pulled away from the fixed platen 42, then the yarn is passed between the movable platen 43 and the fixed platen 42, then the yarn is passed through the upper guide hole 32, then the movable platen 43 is released, the movable platen 43 is matched with the fixed platen 42 under the action of the positioning spring 234 to tension the yarn, and the tension of the yarn is improved; and simultaneously, the guide holes 32 are used for guiding the yarn, so that the probability of winding the yarn coils together is reduced.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a big circular knitting machine yarn frame, includes frame (1), sets up bracing piece (18) on frame (1), its characterized in that: be provided with adjustment mechanism (2) from level and two vertical direction regulation bracing piece (18) positions in frame (1), adjustment mechanism (2) are including placing pole (21), sliding sleeve (22), positioner (23), elevating gear (24), it just is the horizontality to place the vertical setting of sliding of pole (21) on frame (1), sliding sleeve (22) level slip cover is established on placing pole (21), just bracing piece (18) set up on sliding sleeve (22), positioner (23) set up on sliding sleeve (22) and fix a position sliding sleeve (22), elevating gear (24) set up in frame (1) and vertical regulation place the position of pole (21).

2. The yarn stand of claim 1, wherein: positioner (23) are including profile of tooth strip (231), locating lever (232), positioning disk (233), location spring (234), profile of tooth strip (231) set up on placing pole (21) and length direction is parallel and have seted up profile of tooth groove (12) along the length direction array with the length direction who places pole (21), locating lever (232) slide and wear to establish on sliding sleeve (22), positioning disk (233) set up on locating lever (232) and lie in and keep away from and place pole (21) one side, location spring (234) cover is established on locating lever (232) and both ends are connected with sliding sleeve (22) and positioning disk (233) respectively, locating lever (232) are pegged graft under the effect of location spring (234) on profile of tooth groove (12).

3. The yarn stand of claim 1, wherein: elevating gear (24) include slider (241), lifting screw (242), drive assembly (243), slider (241) set up on placing pole (21), lifting screw (242) vertical rotation set up in frame (1) and with slider (241) threaded connection, drive assembly (243) set up in frame (1) and drive lifting screw (242) and rotate.

4. The yarn stand of claim 3, wherein: the driving assembly (243) comprises a first bevel gear (2431), a driving motor (2432) and a second bevel gear (2433), wherein the first bevel gear (2431) is arranged on the lifting screw (242), the driving motor (2432) is arranged on the machine frame (1), and the second bevel gear (2433) is arranged on an output shaft of the driving motor (2432) and is meshed with the first bevel gear (2431).

5. The yarn stand of claim 1, wherein: the inner side wall of the sliding sleeve (22) is rotatably provided with a ball (221) rolling on the placing rod (21).

6. The yarn stand of claim 1, wherein: the yarn guiding device is characterized in that a guide plate (31) is arranged on the rack (1), and a guide hole (32) for yarn to pass through is formed in the guide plate (31).

7. The yarn stand of claim 6, wherein: and a rubber ring (33) is arranged on the guide hole (32).

8. The yarn stand of claim 6, wherein: the yarn tensioning device is characterized in that a tensioning assembly (4) for tensioning yarns is arranged on the guide plate (31), the tensioning assembly (4) comprises a positioning column (41), a fixed pressing plate (42), a movable pressing plate (43), a positioning plate (44) and a tensioning spring (45), the positioning column (41) is arranged on the guide plate (31), the fixed pressing plate (42) is arranged on the positioning column (41), the movable pressing plate (43) is arranged on the positioning column (41) in a sliding mode along the axis of the positioning column (41), the positioning plate (44) is arranged on the positioning column (41) above the movable pressing plate (43), the tensioning spring (45) is sleeved on the positioning column (41), two ends of the tensioning spring are connected with the positioning plate (44) and the movable pressing plate (43) respectively, and the movable pressing plate (43) is matched with the fixed pressing plate (42) under the action of the tensioning spring (45) to tension yarns.