CN218262998U

CN218262998U - Knitting line tensioning device for computerized flat knitting machine

Info

Publication number: CN218262998U
Application number: CN202222203382.0U
Authority: CN
Inventors: 朱正保
Original assignee: Dalian Jiarui Clothing Co ltd
Current assignee: Dalian Jiarui Clothing Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-01-10
Anticipated expiration: 2032-08-22

Abstract

The utility model belongs to the technical field of the weaving equipment technique and specifically relates to a knitting line overspeed device tensioner for computerized flat knitting machine, it includes the computerized flat knitting machine main part, the discharge wheel, delivery wheel and straining device all install in the computerized flat knitting machine main part, straining device is including installing the pneumatic cylinder in the computerized flat knitting machine main part, the support of rigid coupling in pneumatic cylinder extension end and rotation connect the inside take-up pulley at the support, the support is U type structure, straining device still includes two dead levers of rigid coupling on the support inner wall, the sliding connection is at the outside slider of two dead levers, the arc type of rigid coupling on the slider is close to take-up pulley one side outer wall scrapes the material piece, install the dust catcher in the slider bottom and be used for driving the slider along the outside horizontal migration's of two dead levers drive assembly. The utility model discloses can carry out automatic clearance to the incomplete end of a thread on knitting to improved the clean and tidy degree of knitting, further improved the quality of finished product fabric, thereby improved this overspeed device tensioner's functionality.

Description

Knitting line tensioning device for computerized flat knitting machine

Technical Field

The utility model relates to a weaving equipment field especially relates to a thread tensioning device that weaves for computerized flat knitting machine.

Background

The computerized flat knitting machine is a double-needle-plate latch needle weft knitting machine, the cam device of the computerized flat knitting machine is just like a group of plane cams, the stitch of a knitting needle can enter the groove of the cam, the cam is moved, the knitting needle is forced to do regular lifting motion in the needle groove of the needle plate, and the knitting thread can be knitted into a knitted fabric through the actions of a needle hook and a needle latch, in the knitting process of the knitting thread, the tensioning degree of the knitting thread influences the knitting effect, and further the tensioning degree of the knitting thread needs to be adjusted by a tensioning device.

At present overspeed device tensioner's functional sex is comparatively single, and on the knitting line when overspeed device tensioner, overspeed device tensioner do not possess the function that the end of a thread on will knitting line was cleared up, and the quality when leading to knitting line to process into the fabric is general, for this reason, this scheme has proposed a knitting line overspeed device tensioner who is used for the computerized flat knitting machine.

SUMMERY OF THE UTILITY MODEL

The utility model provides a knitting line overspeed device tensioner for computerized flat knitting machine has solved the problem that overspeed device tensioner is functional single among the prior art.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a knitting line overspeed device tensioner for computerized flat knitting machine, includes computerized flat knitting machine main part, ejection of compact wheel, delivery wheel and straining device all install in the computerized flat knitting machine main part, straining device sets up between ejection of compact wheel and delivery wheel, straining device is including installing the pneumatic cylinder in the computerized flat knitting machine main part, the support of rigid coupling at the pneumatic cylinder extension end and rotate the inside take-up pulley of connection at the support, the support is U type structure, straining device still includes two dead levers of rigid coupling on the support inner wall, the outside slider of sliding connection at two dead levers, the arc scraper piece of rigid coupling on the slider is close to take-up pulley one side outer wall, installs the dust catcher in the slider bottom and is used for driving the slider along the outside horizontal migration's of two dead levers drive assembly of dust catcher bottom, two dead levers and take-up pulley are parallel arrangement each other, arc scraper piece and take-up pulley cooperate.

Preferably, the driving assembly comprises a motor installed on the inner wall of one side, away from the tension wheel, of the support, a crank sleeved outside an output shaft of the motor, a driving rod fixedly connected to the other end of the crank, and a sliding groove formed in the outer wall, close to the motor, of the sliding block in the vertical direction, and the other end of the driving rod extends to the inside of the sliding groove and is matched with the sliding groove.

Preferably, a rubber sleeve is fixedly sleeved outside the tension wheel.

Preferably, a movable groove is formed in the sliding block, a rack is fixedly connected to the inner wall of the support, the rack and the fixed rod are arranged in parallel, the rack penetrates through the sliding block and the movable groove, two cleaning assemblies connected with the rack are arranged in the movable groove, and the two cleaning assemblies are respectively located in the front and the rear of the arc-shaped scraping block.

Preferably, the clearance subassembly is including rotating the connection and keeping away from the arc type at the movable groove and scraping the transmission shaft on the inner wall of material piece one side and cup jointing the outside gear at the transmission shaft, gear and rack toothing, the other end of transmission shaft extends to the outside of slider, and the rigid coupling has the brush cover, the material piece butt is scraped with the arc type to the brush cover.

The utility model has the advantages that: through the cooperation of each part of the tensioning mechanism and the cleaning assembly, the residual thread end on the weaving line can be automatically cleaned, so that the neatness of the weaving line is improved, the quality of finished fabrics is further improved, and the functionality of the tensioning device is improved.

Drawings

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

Fig. 2 is a top view of the tensioning mechanism of the present invention.

Fig. 3 is a front sectional view of the tensioning mechanism of the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

Reference numbers in the figures: 1. a computerized flat knitting machine main body; 2. a discharging wheel; 3. a feed wheel; 4. a hydraulic cylinder; 5. a support; 6. a tension pulley; 7. a fixing rod; 8. a slider; 9. an arc-shaped scraper block; 10. a vacuum cleaner; 11. a motor; 12. a crank; 13. a drive rod; 14. a chute; 15. a rubber sleeve; 16. a rack; 17. a drive shaft; 18. a gear; 19. and (7) brushing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a knitting yarn tensioning device for a computerized flat knitting machine comprises a computerized flat knitting machine main body 1, a discharge wheel 2, a feed wheel 3 and a tensioning mechanism, wherein the discharge wheel 2, the feed wheel 3 and the tensioning mechanism are all mounted on the computerized flat knitting machine main body 1, the tensioning mechanism is arranged between the discharge wheel 2 and the feed wheel 3, the tensioning mechanism comprises a hydraulic cylinder 4 mounted on the computerized flat knitting machine main body 1, a support 5 fixedly connected to the extension end of the hydraulic cylinder 4 and a tensioning wheel 6 rotatably connected to the inside of the support 5, the support 5 is of a U-shaped structure, the tensioning mechanism further comprises two fixed rods 7 fixedly connected to the inner wall of the support 5, a sliding block 8 slidably connected to the outside of the two fixed rods 7, an arc-shaped scraping block 9 fixedly connected to the outer wall of the sliding block 8 on one side close to the tensioning wheel 6, a dust collector 10 mounted at the bottom of the sliding block 8 and a driving assembly for driving the sliding block 8 to horizontally move along the outside of the two fixed rods 7, the dust collection mouth of the dust collector 10 faces upwards, the two fixed rods 7 and the tensioning wheel 6 are arranged in parallel to each other, the arc-shaped scraping block 9 is matched with the tensioning wheel 6, the knitting yarn discharging block 2 passes through the tensioning wheel 6, the feed wheel 3, the knitting yarn on the discharge wheel 2, the support 1 moves to move to the support, the support when the computerized flat knitting machine main body moves, the weaving machine main body moves, and the weaving machine main body moves, the weaving machine main body moves to move, the support, the weaving yarn, and the tension wheel 5 moves to stretch, and the weaving machine, and the tension wheel 6 moves to stretch, so that the knitting machine moves to be tensioned by the tension wheel 6, and the flat knitting machine is controlled by the tension wheel 6, and the tension wheel 6;

the driving assembly comprises a motor 11 arranged on the inner wall of one side of the support 5 far away from the tension pulley 6, a crank 12 sleeved outside an output shaft of the motor 11, a driving rod 13 fixedly connected to the other end of the crank 12 and a sliding groove 14 vertically formed in the outer wall of one side of the sliding block 8 close to the motor 11, the other end of the driving rod 13 extends into the sliding groove 14 and is matched with the sliding groove 14, the driving rod 13 at the other end of the crank 12 is driven by the starting of the motor 11 in a matching mode with the output shaft of the motor to perform revolution motion by taking the output shaft of the motor 11 as the center, and therefore the sliding groove 14 is matched with the sliding groove 14 to drive the sliding block 8 to reciprocate back and forth along the outer portion of the fixing rod 7;

the rubber sleeve 15 is fixedly sleeved outside the tension pulley 6, the rubber sleeve 15 and the arc-shaped scraping block 9 approach to each other infinitely but are not attached together, so that the arc-shaped scraping block 9 does not influence the rotation of the rubber sleeve 15 and the tension pulley 6, but can clean the external thread end of the rubber sleeve 15;

the inside of slider 8 has been seted up the activity groove, the rigid coupling has rack 16 on the inner wall of support 5, rack 16 and dead lever 7 are parallel arrangement each other, rack 16 runs through slider 8 and activity groove setting, the inside in activity groove is provided with two clearance subassemblies that are connected with rack 16, two clearance subassemblies are located the place ahead and the rear of arc scraper piece 9 respectively, the clearance subassembly is including rotating the connection and keeping away from transmission shaft 17 and the gear 18 of cup jointing in transmission shaft 17 outside on the inner wall of arc scraper piece 9 one side in the activity groove, gear 18 and rack 16 mesh, the other end of transmission shaft 17 extends to the outside of slider 8, and the rigid coupling has brush cover 19, brush cover 19 scrapes the piece 9 butt with the arc, slider 8 is in the back and forth reciprocating motion process along dead lever 7 outside, drive the inside synchronous motion of transmission shaft 17 of activity inslot, through the effect of gear 18 and rack 16 meshing, drive transmission shaft 17 and rotate, and then drive brush cover 19 and rotate, thereby clear up the end of a thread attached on arc scraper piece 9.

The working principle is as follows: when the automatic cleaning device works, the knitting line can drive the rubber sleeve 15 to rotate under the action of abutting the knitting line with the rubber sleeve 15, the residual line head on the knitting line can be attached to the surface of the rubber sleeve 15 through the contact of the rubber sleeve 15 and the knitting line, the driving rod 13 at the other end of the crank 12 is driven by the aid of the starting motor 11 in a matching mode through the output shaft of the starting motor 11 to revolve around the output shaft of the motor 11, the sliding groove 14 is matched to drive the sliding block 8 to reciprocate back and forth along the outside of the fixed rod 7, the arc-shaped scraping block 9 is driven to reciprocate back and forth along the outside of the rubber sleeve 15, the residual line head on the surface of the rubber sleeve 15 is cleaned, the sliding block 8 drives the transmission shaft 17 in the movable groove to synchronously move back and forth along the outside of the fixed rod 7, the transmission shaft 17 is driven to rotate through the meshing effect of the gear 18 and the rack 16, the brush sleeve 19 is driven to rotate, the line head attached to the arc-shaped scraping block 9 is cleaned, the residual line head is sucked by the dust collector 10 at the bottom of the sliding block 8, and the effect of automatically cleaning the residual line head on the knitting line is achieved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 for simplicity of description, but 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a knitting line overspeed device tensioner for computerized flat knitting machine, includes computerized flat knitting machine main part (1), discharge wheel (2), feed wheel (3) and straining device, its characterized in that, discharge wheel (2), feed wheel (3) and straining device all install on computerized flat knitting machine main part (1), straining device sets up between discharge wheel (2) and feed wheel (3), straining device is including installing pneumatic cylinder (4) on computerized flat knitting machine main part (1), support (5) and the rotation connection at the pneumatic cylinder (4) extension end take-up pulley (6) inside support (5), support (5) are U type structure, straining device still includes two dead levers (7) of rigid coupling on support (5) inner wall, sliding connection at the outside slider (8) of two dead levers (7), rigid coupling arc type scraper piece (9) on slider (8) are close to take-up pulley (6) one side outer wall, install dust catcher (10) at slider (8) bottom and be used for driving slider (8) along the outside horizontal migration's of two dead levers (7) drive assembly, two take-up pulleys (7) and take-up pulley (6) are parallel to each other the take-up pulley (6) and take-up the arc type structure.

2. The knitting yarn tensioning device for the computerized flat knitting machine according to claim 1, characterized in that the driving assembly comprises a motor (11) mounted on an inner wall of the bracket (5) on a side away from the tensioning wheel (6), a crank (12) sleeved outside an output shaft of the motor (11), a driving rod (13) fixedly connected to the other end of the crank (12), and a sliding groove (14) vertically formed on an outer wall of the slider (8) on a side close to the motor (11), wherein the other end of the driving rod (13) extends to the inside of the sliding groove (14) and is matched with the sliding groove (14).

3. The thread tensioner for computerized flat knitting machines according to claim 1, characterized in that the external fixing of the tensioner (6) is sleeved with a rubber sleeve (15).

4. The knitting yarn tensioning device for the computerized flat knitting machine according to claim 1, characterized in that a movable groove is formed inside the sliding block (8), a rack (16) is fixedly connected to the inner wall of the support (5), the rack (16) and the fixed rod (7) are arranged in parallel, the rack (16) penetrates through the sliding block (8) and the movable groove, two cleaning assemblies connected with the rack (16) are arranged inside the movable groove, and the two cleaning assemblies are respectively positioned in front of and behind the arc-shaped scraping block (9).

5. The knitting yarn tensioning device for the computerized flat knitting machine as claimed in claim 4, characterized in that the cleaning assembly comprises a transmission shaft (17) rotatably connected to the inner wall of one side of the movable groove far away from the arc-shaped scraper block (9) and a gear (18) sleeved outside the transmission shaft (17), the gear (18) is meshed with the rack (16), the other end of the transmission shaft (17) extends to the outside of the sliding block (8) and is fixedly connected with a brush sleeve (19), and the brush sleeve (19) is abutted against the arc-shaped scraper block (9).