Yarn pressing roller of warp knitting machine

Abstract

The utility model relates to the technical field of textile machinery, in particular to a yarn pressing roller of a warp knitting machine, which comprises a weaving shaft, fixing discs arranged at two ends of the weaving shaft, a driving motor arranged on the outer side of the fixing disc on one side, a driving motor output shaft fixedly connected with the weaving shaft, and fixing frames arranged on two sides of the weaving shaft. The inner side of one fixing frame is fixedly connected with the bottom of the driving motor, a yarn pressing mechanism is arranged on the outer side of the weaving shaft, and an adjusting mechanism is arranged on one side of the yarn pressing mechanism. When the warp knitting machine works, the driving motor rotates, the gear ring rotates under the meshing action of the gear ring and the spur gear, the threaded rod rotates under the meshing action of the driving bevel gear and the driven bevel gear, the set of threaded sleeves drive the yarn pressing roller to move, and therefore the distance between the yarn pressing roller and a weaving shaft is adjusted; when warp on the outer wall of the warp beam is gradually thickened, the yarn pressing roller can be slowly far away from the warp beam, so that the tension borne by the warp during winding is always the same, and the situation that the yarn is broken due to poor uniformity and compactness of the yarn is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of textile machinery, in particular to a yarn pressing roller of a warp knitting machine. Background Art

[0002] A warp knitting machine is a textile machine that uses one or several groups of parallel yarns to feed the machine's working needles in the warp direction and simultaneously form loops to form a knitted fabric. When the warp knitting machine is running, the gauze entering the machine needs to be crimped to ensure that the gauze enters the machine flat.

[0003] After searching, the patent publication number N212560599U is a warp knitting machine pressure roller, including a machine body and a front connecting plate, the front connecting plate is arranged in front of the left end face of the machine body, the connecting column is arranged behind the front connecting plate, the rear connecting plate is arranged behind the connecting column, the rear end face of the machine body is provided with a fixing rod, the rear end face of the fixing rod is provided with an extension rod, and the rear end face of the extension rod is provided with a fixing plate. In the process of implementing this scheme, it is found that the following problems in the prior art have not been well solved: when the warp knitting machine is working, the warp yarn wound on the outer wall of the weaving shaft gradually thickens, so that the overall diameter of the weaving shaft increases. If the distance between the pressure roller and the weaving shaft remains unchanged, the uniformity and tightness of the warp winding of the two will deteriorate, and even cause the yarn to break. Therefore, it is urgent to design a warp knitting machine pressure roller to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a yarn pressing roller for a warp knitting machine to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A yarn pressing roller of a warp knitting machine comprises a weaving shaft, fixed disks are arranged at both ends of the weaving shaft, a driving motor is arranged on the outer side of one of the fixed disks, the output shaft of the driving motor is fixedly connected to the weaving shaft, fixed frames are arranged on both sides of the weaving shaft, the inner side of one of the fixed frames is fixedly connected to the bottom of the driving motor, a yarn pressing mechanism is arranged on the outer side of the weaving shaft, a driving mechanism is arranged between the yarn pressing mechanism and a group of fixed frames, and an adjusting mechanism is arranged on one side of the yarn pressing mechanism.

[0007] Preferably, the yarn pressing mechanism is a yarn pressing roller, a group of fixed plates are fixedly connected to the outer wall with an inclined plate, a group of inclined plates are provided with sliding grooves inside, a group of sliding grooves are rotatably connected to the inner walls with threaded rods, the outer wall of the threaded rod is threadedly connected to a threaded sleeve, a movable plate is fixedly connected to one side of the threaded sleeve, and a yarn pressing roller is fixedly connected between a group of movable plates.

[0008] Preferably, the driving mechanism is a group of gear rings, a main shaft is arranged at the axis of each of the group of gear rings, one end of each of the main shafts is fixedly connected to a group of fixing frames, a spur gear is fixedly connected to the outer wall of the output shaft of the driving motor, a group of spur gears are respectively meshed with a group of gear rings, a rotating rod is fixedly connected to the other end of the main shaft, a driving bevel gear is fixedly connected to the other end of the rotating rod, a driven bevel gear is fixedly connected to the outer wall of one end of a group of threaded rods, and a group of driving bevel gears are respectively meshed with a group of driven bevel gears.

[0009] Preferably, a group of threaded sleeves are respectively slidably connected to a group of sliding grooves, and the other sides of a group of threaded sleeves are fixedly connected to a limiting plate.

[0010] Preferably, the adjustment mechanism is a group of rotating plates, one end of which is rotatably connected to the outer wall of the yarn pressing roller, a group of movable plates are provided with tooth grooves on the inner sides, a group of rotating plates are provided with tooth plates on the outer walls, a group of tooth plates are respectively engaged with a group of tooth grooves, both ends of the yarn pressing roller are provided with threaded grooves, a group of threaded grooves are threadedly connected to rotating drums on the outer walls, and a group of rotating drums are respectively rotatably connected to a group of rotating plates.

[0011] Preferably, a group of rotating drum outer walls are evenly provided with a plurality of convex balls, a group of rotating plates are each provided with a telescopic rod at the other end, a same adjustment plate is fixedly connected between the group of telescopic rods, and a plurality of grooves are evenly provided on the surface of the adjustment plate.

[0012] Preferably, the other end of the weaving shaft, the bottom of a set of fixed disks, the other side of a set of main shafts, and the bottom of a set of inclined plates are all connected to a set of fixed frames.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, when the warp knitting machine is working, the driving motor rotates, so that the gear ring rotates under the meshing action with the spur gear, so that the threaded rod rotates under the meshing action of the active bevel gear and the driven bevel gear, so that a set of threaded sleeves drives the yarn pressing roller to move, thereby adjusting the distance between the yarn pressing roller and the weaving shaft, so that when the warp yarn on the outer wall of the weaving shaft gradually thickens, the yarn pressing roller can slowly move away from the weaving shaft, so as to ensure that the tension of the warp yarn is always the same when it is wound, and avoid the yarn breaking caused by the deterioration of yarn uniformity and compactness;

[0015] In the utility model, the yarns entering the warp knitting machine can be arranged by providing an adjustment plate with grooves, thereby enhancing the orderliness of the yarns. At the same time, rotating the rotating drum can adjust the locking relationship between a group of rotating plates and a group of movable plates, so that the adjustment plate can rotate around the yarn pressing roller, thereby enabling the device to adjust its tension according to the characteristics of different types of yarns, thereby enhancing the adjustability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The figure is a schematic diagram of the overall structure of a yarn pressing roller of a warp knitting machine.

[0017] Figure 2 This is a partial exploded view of the drive mechanism of the yarn pressing roller of a warp knitting machine.

[0018] Figure 3 This is a partial exploded view of the yarn pressing mechanism of a yarn pressing roller of a warp knitting machine.

[0019] Figure 4 The present invention is a schematic diagram of the structure of an adjustment mechanism of a yarn pressing roller of a warp knitting machine.

[0020] In the figure: 1, weaving shaft; 2, fixed plate; 3, driving motor; 4, fixed frame; 5, inclined plate; 6, slide groove; 7, threaded rod; 8, threaded sleeve; 9, movable plate; 10, yarn pressing roller; 11, gear ring; 12, main shaft; 13, spur gear; 14, rotating rod; 15, active bevel gear; 16, driven bevel gear; 17, limit plate; 18, groove; 19, rotating plate; 20, tooth groove; 21, tooth plate; 22, threaded groove; 23, rotating drum; 24, convex ball; 25, telescopic rod; 26, adjusting plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 In an embodiment of the utility model, a yarn pressing roller of a warp knitting machine includes a weaving shaft 1, fixed disks 2 are provided at both ends of the weaving shaft 1, a driving motor 3 is provided on the outer side of one side of the fixed disk 2, the output shaft of the driving motor 3 is fixedly connected to the weaving shaft 1, fixed frames 4 are provided on both sides of the weaving shaft 1, the inner side of one of the fixed frames 4 is fixedly connected to the bottom of the driving motor 3, a yarn pressing mechanism is provided on the outer side of the weaving shaft 1, a driving mechanism is provided between the yarn pressing mechanism and a group of fixed frames 4, and an adjusting mechanism is provided on one side of the yarn pressing mechanism.

[0023] At the same time, the yarn pressing mechanism is a yarn pressing roller 10, a group of fixed plates 2 are fixedly connected to the outer wall with an inclined plate 5, a group of inclined plates 5 are opened inside with a slide groove 6, a group of slide grooves 6 are rotatably connected to the inner wall with a threaded rod 7, the outer wall of the threaded rod 7 is threadedly connected with a threaded sleeve 8, a movable plate 9 is fixedly connected to one side of the threaded sleeve 8, and a group of movable plates 9 are fixedly connected with a yarn pressing roller 10, so that when the warp yarn on the outer wall of the weaving shaft 1 gradually thickens, the yarn pressing roller 10 can slowly move away from the weaving shaft to ensure that the tension on the warp yarn is always the same when it is wound, so as to avoid yarn breakage caused by deterioration of yarn uniformity and compactness.

[0024] The driving mechanism is a group of gear rings 11, and a main shaft 12 is arranged at the axis of the group of gear rings 11. One end of the group of main shafts 12 is fixedly connected to a group of fixed frames 4 respectively. The outer wall of the output shaft of the driving motor 3 is fixedly connected to a spur gear 13, and a group of spur gears 13 are respectively meshed with a group of gear rings 11. The other end of the main shaft 12 is fixedly connected to a rotating rod 14, and the other end of the rotating rod 14 is fixedly connected to an active bevel gear 15. The outer walls of one end of a group of threaded rods 7 are fixedly connected to driven bevel gears 16, and a group of active bevel gears 15 are respectively meshed with a group of driven bevel gears 16. A group of threaded sleeves 8 are respectively slidably connected to a group of slide grooves 6, and the other side of a group of threaded sleeves 8 is fixedly connected to a limiting plate 17, which can ensure that the yarn pressing roller 10 moves slowly while the yarn is wound.

[0025] The adjusting mechanism is a group of rotating plates 19, one end of which is rotatably connected to the outer wall of the yarn pressing roller 10, a group of movable plates 9 are provided with tooth grooves 20 on the inner side, a group of rotating plates 19 are provided with tooth plates 21 on the outer wall, a group of tooth plates 21 are respectively engaged with a group of tooth grooves 20, both ends of the yarn pressing roller 10 are provided with threaded grooves 22, a group of threaded grooves 22 are threadedly connected to a rotating drum 23 on the outer wall, a group of rotating drums 23 are respectively rotatably connected to a group of rotating plates 19, a group of rotating drums 23 are evenly provided with a plurality of convex balls 24 on the outer wall, a group of rotating drums 23 are respectively rotatably connected to a group of rotating plates 19, a group of rotating drums 23 are evenly provided with a plurality of convex balls 24 on the outer wall, a group of rotating plates 19 are provided with telescopic rods 25 on the other end, a group of telescopic rods 25 are fixedly connected with the same adjusting plate 26, a plurality of grooves 18 are evenly provided on the surface of the adjusting plate 26, and the adjusting plate 26 can rotate around the yarn pressing roller 10, so that the device can adjust its tension according to the characteristics of different types of yarns, thereby enhancing the adjustability of the device.

[0026] The other end of the weaving beam 1, the bottom of a set of fixed disks 2, the other side of a set of main shafts 12, and the bottom of a set of inclined plates 5 are all connected to a set of fixed frames 4 to improve the stability of the device.

[0027] The working principle of the utility model is: rotating a group of rotating drums 23 makes a group of rotating plates 19 move inward, so that the tooth plate 21 on the outer side thereof is out of mesh with the tooth groove 20, and at this time, the adjusting plate 26 is rotated, and the position of the adjusting plate 26 is adjusted according to the type and characteristics of the yarn to be processed, so that the device bureau has a suitable tension for the yarn, and then the group of rotating drums 23 is reversely rotated so that a group of rotating plates 19 is locked with a group of moving plates 9, and the yarn to be processed is combed by a plurality of grooves 18 and then wound to the weaving shaft 1 by the yarn pressing roller 10, and the driving motor is operated, and the weaving shaft 1 is rotated to The yarn is processed. When the warp yarn wound on the outer wall of the weaving shaft 1 gradually thickens so that the overall diameter of the weaving shaft 1 increases, the gear ring 11 rotates under the meshing action with the spur gear 13, so that the threaded rod 7 rotates under the meshing action of the active bevel gear 15 and the driven bevel gear 16, so that a group of threaded sleeves 8 drive the yarn pressing roller 10 to move, thereby adjusting the distance between the yarn pressing roller 10 and the weaving shaft 1, so that the yarn pressing roller 10 can slowly move away from the weaving shaft 1, so as to ensure that the tension of the warp yarn is always the same when it is wound, and avoid the yarn breaking caused by the deterioration of yarn uniformity and compactness.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.

Claims

1. A yarn pressing roller of a warp knitting machine, comprising a weaving shaft (1), characterized in that: Both ends of the weaving shaft (1) are provided with fixed disks (2), a driving motor (3) is provided on the outside of one of the fixed disks (2), the output shaft of the driving motor (3) is fixedly connected to the weaving shaft (1), fixed frames (4) are provided on both sides of the weaving shaft (1), the inner side of one of the fixed frames (4) is fixedly connected to the bottom of the driving motor (3), a yarn pressing mechanism is provided on the outside of the weaving shaft (1), a driving mechanism is provided between the yarn pressing mechanism and a group of fixed frames (4), and an adjustment mechanism is provided on one side of the yarn pressing mechanism.

2. The yarn pressing roller of a warp knitting machine according to claim 1, characterized in that: The yarn pressing mechanism is a yarn pressing roller (10), a group of fixed plates (2) are fixedly connected to the outer wall with an inclined plate (5), a group of inclined plates (5) are provided with sliding grooves (6) inside, a group of sliding grooves (6) are rotatably connected to the inner wall with a threaded rod (7), the outer wall of the threaded rod (7) is threadedly connected to a threaded sleeve (8), one side of the threaded sleeve (8) is fixedly connected to a movable plate (9), and a group of movable plates (9) are fixedly connected to the yarn pressing roller (10).

3. The yarn pressing roller of a warp knitting machine according to claim 1, characterized in that: The driving mechanism comprises a group of gear rings (11), wherein a main shaft (12) is arranged at the axis of each group of gear rings (11), one end of each group of main shafts (12) is fixedly connected to a group of fixed frames (4), a spur gear (13) is fixedly connected to the outer wall of the output shaft of the driving motor (3), a group of spur gears (13) is meshedly connected to a group of gear rings (11), the other end of the main shaft (12) is fixedly connected to a rotating rod (14), the other end of the rotating rod (14) is fixedly connected to a driving bevel gear (15), the outer wall of one end of each group of threaded rods (7) is fixedly connected to a driven bevel gear (16), and a group of driving bevel gears (15) is meshedly connected to a group of driven bevel gears (16).

4. The yarn pressing roller of a warp knitting machine according to claim 2, characterized in that: A group of threaded sleeves (8) are respectively slidably connected to a group of sliding grooves (6), and the other side of a group of threaded sleeves (8) is fixedly connected to a limiting plate (17).

5. The yarn pressing roller of a warp knitting machine according to claim 1, characterized in that: The adjusting mechanism comprises a group of rotating plates (19), one end of each of the rotating plates (19) is rotatably connected to the outer wall of the yarn pressing roller (10), a group of movable plates (9) are provided with tooth grooves (20) on the inner side, a group of rotating plates (19) are provided with tooth plates (21) on the outer wall, a group of tooth plates (21) are respectively engaged with a group of tooth grooves (20), a thread groove (22) is provided at both ends of the yarn pressing roller (10), a group of thread grooves (22) are threadedly connected to the outer wall of a group of rotating drums (23), and a group of rotating drums (23) are respectively rotatably connected to a group of rotating plates (19).

6. The yarn pressing roller of a warp knitting machine according to claim 5, characterized in that: A plurality of convex balls (24) are evenly arranged on the outer wall of a group of rotating drums (23); a telescopic rod (25) is arranged at the other end of a group of rotating plates (19); a same adjustment plate (26) is fixedly connected between the group of telescopic rods (25); and a plurality of grooves (18) are evenly arranged on the surface of the adjustment plate (26).

7. The yarn pressing roller of a warp knitting machine according to claim 1, characterized in that: The other end of the weaving shaft (1), the bottom of a set of fixed disks (2), the other side of a set of main shafts (12), and the bottom of a set of inclined plates (5) are all connected to a set of fixed frames (4).

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