Knitting mechanism of warp knitting machine for producing artificial lawn

Abstract

The utility model discloses a knitting mechanism of a warp knitting machine for producing artificial lawns, which comprises a looping mechanism and a guide bar mechanism, the looping mechanism comprises a knocking-over needle arranged on a knocking-over needle bed, a latch needle arranged on a latch needle bed, a sinker arranged on a sinker bed, a front transmission main shaft and a rear transmission main shaft, the guide bar mechanism comprises a front guide bar seat and a rear guide bar seat which are arranged in a spaced mode from front to back, the front guide bar seat and the rear guide bar seat are fixedly installed on a front swing shaft and a rear swing shaft respectively, and the front swing shaft and the rear swing shaft are arranged in parallel in a spaced mode and are rotationally installed on a warp knitting machine rack respectively. The front guide bar seat is provided with at least two ground guide bars, the rear guide bar seat is provided with at least one grass guide bar, the front guide bar seat is driven by the front transmission main shaft to swing back and forth, and the rear guide bar seat is driven by the rear transmission main shaft to swing back and forth. The lawn mower can meet different grass height requirements of lawns of different specifications, and the lawn structure is stable and reliable.

Description

Technical Field

[0001] The utility model relates to a warp knitting machine for producing artificial turf, in particular to a weaving mechanism of the warp knitting machine for producing artificial turf, belonging to the technical field of textile equipment. Background Art

[0002] The existing weaving mechanism of the artificial turf warp knitting machine, such as the Chinese utility model patent ZL202022669591.5, is named a structure disclosed by a one-time formed 3D warp knitting lawn machine, which includes a bed, a plurality of legs are arranged under the bed, and a weaving device, a wool yarn cutting device and a fabric pulling device are arranged in the middle section of the bed, and the weaving device includes a comb, a latch needle and a terry needle; the comb is suspended on the bed, the latch needle is fixed upward on the bed, and the terry needle is fixed on the side of the latch needle. The lawn yarn is held, pulled, and helped to loop, and the lawn yarn is bent into a loop and interlaced to form a braid. It also includes a yarn guide needle, which is located at the end of the comb, and is used for swinging between yarn needles and moving left and right to achieve yarn padding.

[0003] The existing weaving mechanism has the following two disadvantages in actual working process: (1) Since the yarn guide comb and the grass fiber comb are installed on the same comb seat, they swing synchronously with the same swing amplitude during weaving. On the one hand, it leads to poor stability of the lawn structure, and on the other hand, it cannot meet the different grass fiber height requirements of lawns of different specifications; (2) The existing weaving mechanism has a complex structure, high manufacturing cost and low production efficiency. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a weaving mechanism of a warp knitting machine for producing artificial turf which can meet the different grass wire height requirements of lawns of different specifications, has a stable lawn structure, is simple in structure and has high production efficiency.

[0005] In order to solve the above technical problems, the utility model adopts such a knitting mechanism of a warp knitting machine for producing artificial turf, including a loop forming mechanism and a combing bar mechanism, the loop forming mechanism includes a knock-over needle installed on a knock-over needle bed, a latch needle installed on a latch needle bed, and a sinker installed on a sinker bed, and a front transmission main shaft and a rear transmission main shaft rotatably installed in an oil tank of the warp knitting machine, the front transmission main shaft is parallel to the rear transmission main shaft and is arranged at intervals, and the combing bar mechanism includes a front transmission main shaft and a rear transmission main shaft. A front comb bar seat and a rear comb bar seat are arranged at intervals, and the front comb bar seat and the rear comb bar seat are respectively fixedly mounted on a front swing shaft and a rear swing shaft, and the front swing shaft and the rear swing shaft are parallel, arranged at intervals and rotatably mounted on a warp knitting machine frame, at least two ground comb bars are mounted on the front comb bar seat, and at least one grass comb bar is mounted on the rear comb bar seat, the front comb bar seat is driven by the front transmission main shaft to swing back and forth, and the rear comb bar seat is driven by the rear transmission main shaft to swing back and forth.

[0006] As a preferred embodiment of the utility model, the front comb seat is driven by the front transmission main shaft through the front connecting rod mechanism to swing back and forth, and the front connecting rod mechanism includes a conjugate cam, a cam output rod and a front swing arm; the conjugate cam is fixedly mounted on the front transmission main shaft, the lower end of the cam output rod is abutted against the conjugate cam through a roller, the upper end of the cam output rod is rotatably connected to the front end of the front swing arm, and the rear end of the front swing arm is fixedly connected to the front swing shaft.

[0007] As a preferred embodiment of the utility model, the rear comb seat is driven by the rear transmission main shaft through the rear connecting rod mechanism to swing back and forth, and the rear connecting rod mechanism includes an eccentric wheel, an eccentric sleeve connecting rod, a rocker, a connecting rod and a rear swing arm; the eccentric wheel is fixedly mounted on the rear transmission main shaft, the lower end of the eccentric sleeve connecting rod is sleeved on the eccentric wheel, the upper end of the eccentric sleeve connecting rod is rotatably connected to the front end of the rocker and the lower end of the connecting rod, the rear end of the rocker is rotatably mounted in the oil tank of the warp knitting machine, the upper end of the connecting rod is rotatably connected to the rear end of the rear swing arm, and the front end of the rear swing arm is fixedly connected to the rear swing shaft.

[0008] As a preferred embodiment of the utility model, a plurality of through holes are opened at the rear end of the rear swing arm, and the plurality of through holes are arranged at intervals along the length direction of the rear swing arm.

[0009] As a preferred embodiment of the utility model, three ground combs are installed on the front comb seat, and one grass comb is installed on the rear comb seat.

[0010] After adopting the above structure, the utility model has the following beneficial effects:

[0011] The utility model adopts a weaving mechanism, which adopts a front comb seat and a rear comb seat, wherein the front comb seat and the rear comb seat are respectively fixed on a front swing shaft and a rear swing shaft, and the front swing shaft and the rear swing shaft are respectively rotatably mounted on a frame, at least two ground combs are mounted on the front comb seat, and at least one grass silk comb seat is mounted on the rear comb seat, the ground comb seat mounted on the front comb seat is driven by a front transmission main shaft to swing back and forth, and cooperates with a latch needle, a sinker and a knock-off needle below to form a grey cloth, and at the same time, the grass silk comb seat mounted on the rear comb seat is driven by a rear transmission main shaft to swing back and forth, so that the grass silk is woven into the grey cloth to form an artificial lawn. Since the ground comb and the grass comb are respectively mounted on the front comb seat and the rear comb seat, that is, the ground comb and the grass comb are mounted on different comb seats, they can swing asynchronously and with different swing amplitudes during weaving. Thus, on the one hand, the produced lawn structure has better stability. On the other hand, the rear comb seat equipped with the grass comb and the front comb seat equipped with the ground comb can adopt different swing amplitudes. In other words, when the rear comb seat adopts a larger or smaller swing amplitude, different grass silk heights can be woven, thereby meeting the different grass silk height requirements of lawns of different specifications.

[0012] The utility model is provided with a plurality of through holes at the rear end of the rear swing arm, and the plurality of through holes are arranged at intervals along the length direction of the rear swing arm. With such a structure, the upper end of the connecting rod can be rotatably connected to the rear end of the rear swing arm through any through hole, and the swing amplitude and range of the grass comb can be adjusted and expanded by changing the rotation connection position between the upper end of the connecting rod and the rear end of the rear swing arm, so as to further meet the different grass height requirements of lawns of different specifications.

[0013] The braiding mechanism of the utility model has a simple structure and high production efficiency.

[0014] The front comb seat and the rear comb seat of the utility model are driven to swing through a connecting rod mechanism, so that the entire weaving process is more stable and reliable, the structure is simpler, and the production efficiency is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The specific implementation of the utility model is further described in detail below in conjunction with the accompanying drawings.

[0016] Figure 1 The utility model is a structural schematic diagram of a weaving mechanism of a warp knitting machine for producing artificial turf.

[0017] Figure 2 The utility model is a schematic structural diagram of the front connecting rod mechanism.

[0018] Figure 3 The utility model is a structural schematic diagram of the rear connecting rod mechanism. DETAILED DESCRIPTION

[0019] See also Figures 1 to 3 A knitting mechanism of a warp knitting machine for producing artificial turf is shown, comprising a loop forming mechanism and a comb mechanism, wherein the loop forming mechanism comprises a knock-over needle 1-1 mounted on a knock-over needle bed 1, a latch needle 2-1 mounted on a latch needle bed 2, and a sinker 3-1 mounted on a sinker bed 3, as well as a front transmission spindle 4 and a rear transmission spindle 5 rotatably mounted in an oil tank of the warp knitting machine, wherein the front transmission spindle 4 and the rear transmission spindle 5 are parallel and spaced apart, and the loop forming mechanism of the utility model preferably adopts the loop forming mechanism of a double needle bed warp knitting machine, wherein the knock-over needle bed 1 and the knock-over needle 1-1 thereon, the latch needle bed 2 and the latch needle 2-1 thereon, and the sinker bed 3 and the sinker 3-1 thereon are driven to move by respective conventional looping motion mechanisms, not shown in the figure, the front transmission main shaft 4 and the rear transmission main shaft 5 can be driven to rotate synchronously by a motor through a transmission mechanism, or can be driven to rotate separately by respective independently arranged motors; the comb mechanism comprises a front comb seat 6 and a rear comb seat 7 arranged at intervals from the front of the machine to the rear of the machine, the front comb seat 6 and the rear comb seat 7 are respectively fixedly mounted on the front swing shaft 8 and the rear swing shaft 9 through conventional connection structures such as Haff, and the front swing shaft 8 and the rear swing shaft 9 are parallel, spaced and respectively rotatably mounted on the warp knitting machine frame, as shown in FIG. Figure 1 As shown, the front swing shaft 8 and the rear swing shaft 9 are arranged in parallel with the front transmission main shaft 4 and the rear transmission main shaft 5, at least two ground combs 10 are installed on the front comb bar seat 6 by bolts, and at least one grass silk comb bar 11 is installed on the rear comb bar seat 7 by bolts, the bottom of the ground comb bar 10 is provided with a yarn guide needle for inserting the yarn, and the bottom of the grass silk comb bar 11 is provided with a tube needle 11a for inserting the grass silk, the front comb bar seat 6 is driven by the front transmission main shaft 4 to swing back and forth, and the rear comb bar seat 7 is driven by the rear transmission main shaft 5 to swing back and forth.

[0020] As a preferred embodiment of the present invention, Figure 1 , 2 As shown, the front comb seat 6 is driven by the front transmission main shaft 4 through the front connecting rod mechanism 12 to swing forward and backward, and the front connecting rod mechanism 12 includes a conjugate cam 12-1, a cam output rod 12-2 and a front swing arm 12-3; the conjugate cam 12-1 is fixedly installed on the front transmission main shaft 4, the lower end of the cam output rod 12-2 is against the conjugate cam 12-1 through an upper roller 14a installed in a roller support seat 14, the upper end of the cam output rod 12-2 is rotatably connected to the front end of the front swing arm 12-3 through a pin and a bearing, and the rear end of the front swing arm 12-3 is fixedly connected to the front swing shaft 8 through a conventional connection structure such as Haff. In the utility model, the front connecting rod mechanism 12 can also adopt other connecting rod structures, such as an eccentric wheel connecting rod mechanism.

[0021] As a preferred embodiment of the present invention, Figure 1 , 3 As shown, the rear comb seat 7 is driven by the rear transmission main shaft 5 through the rear connecting rod mechanism 13 to swing forward and backward, and the rear connecting rod mechanism 13 includes an eccentric wheel 13-1, an eccentric sleeve connecting rod 13-2, a rocker 13-3, a connecting rod 13-4 and a rear swing arm 13-5; the eccentric wheel 13-1 is fixedly mounted on the rear transmission main shaft 5, and the lower end of the eccentric sleeve connecting rod 13-2 is preferably sleeved on the eccentric wheel 13-1 through a bearing, and the upper end of the eccentric sleeve connecting rod 13-2 is rotatably connected to the front end of the rocker 13-3 and the lower end of the connecting rod 13-4 through a pin shaft and a bearing, and the rear end of the rocker 13-3 is rotatably mounted in the warp knitting machine oil tank through a pin shaft and a bearing, and the upper end of the connecting rod 13-4 is rotatably connected to the rear end of the rear swing arm 13-5 through a pin shaft and a bearing, and the front end of the rear swing arm 13-5 is fixedly connected to the rear swing shaft 9 through a conventional connection structure such as Haff. In the present invention, the rear connecting rod mechanism 13 may also adopt other connecting rod structures, such as a cam connecting rod mechanism.

[0022] As a preferred embodiment of the present invention, Figure 1 , 3As shown, a plurality of through holes 13a are provided at the rear end of the rear swing arm 13-5, and the plurality of through holes 13a are arranged at intervals along the length direction of the rear swing arm 13-5. With such a structure, the upper end of the connecting rod 13-4 can be rotatably connected to the rear end of the rear swing arm 13-5 through any through hole 13a, and by changing the rotation connection position between the upper end of the connecting rod 13-4 and the rear end of the rear swing arm 13-5, the swing amplitude and range of the grass comb 11 can be adjusted and expanded, further meeting the different grass height requirements of lawns of different specifications.

[0023] As a preferred embodiment of the present invention, Figure 1 , 2 As shown in FIG. 3 , three ground combs 10 are installed on the front comb seat 6 , and a grass silk comb 11 is installed on the rear comb seat 7 .

[0024] When the weaving mechanism of the utility model is weaving, the ground comb bar 10 installed on the front comb bar seat 6 is driven by the front transmission main shaft 4 through the front connecting rod mechanism 12 to swing back and forth, and cooperates with the latch needle 2-1, the sinker 3-1, and the knock-over needle 1-1 below to form the grey cloth. At the same time, the grass silk comb bar 11 installed on the rear comb bar seat 7 is driven by the rear transmission main shaft 5 through the rear connecting rod mechanism 13 to swing back and forth, and the grass silk is woven into the grey cloth through the tube needle 11a at the bottom of the grass silk comb bar 11 to weave into the grey cloth to form artificial turf.

[0025] After trial, the utility model can well meet the different grass wire height requirements of lawns of different specifications, the lawn structure is stable and reliable, and the structure is simple and the production efficiency is high, and good results have been achieved.

Claims

1. A knitting mechanism for a warp knitting machine for producing artificial turf, comprising a loop forming mechanism and a combing bar mechanism, wherein the loop forming mechanism comprises a knock-over needle (1-1) mounted on a knock-over needle bed (1), a latch needle (2-1) mounted on a latch needle bed (2), a sinker (3-1) mounted on a sinker bed (3), and a front transmission spindle (4) and a rear transmission spindle (5) rotatably mounted in an oil tank of the warp knitting machine, wherein the front transmission spindle (4) and the rear transmission spindle (5) are arranged in parallel and at intervals, and characterized in that: The comb bar mechanism comprises a front comb bar seat (6) and a rear comb bar seat (7) which are arranged at intervals from the front of the machine to the rear of the machine. The front comb bar seat (6) and the rear comb bar seat (7) are respectively fixedly mounted on a front swing shaft (8) and a rear swing shaft (9). The front swing shaft (8) and the rear swing shaft (9) are arranged in parallel and at intervals and are respectively rotatably mounted on a warp knitting machine frame. At least two ground comb bars (10) are mounted on the front comb bar seat (6), and at least one grass comb bar (11) is mounted on the rear comb bar seat (7). The front comb bar seat (6) is driven by the front transmission main shaft (4) to swing forward and backward, and the rear comb bar seat (7) is driven by the rear transmission main shaft (5) to swing forward and backward.

2. The weaving mechanism of the warp knitting machine for producing artificial turf according to claim 1, characterized in that: The front comb seat (6) is driven by the front transmission main shaft (4) through a front connecting rod mechanism (12) to swing forward and backward, and the front connecting rod mechanism (12) comprises a conjugate cam (12-1), a cam output rod (12-2) and a front swing arm (12-3); the conjugate cam (12-1) is fixedly mounted on the front transmission main shaft (4), the lower end of the cam output rod (12-2) abuts against the conjugate cam (12-1) through a roller, the upper end of the cam output rod (12-2) is rotatably connected to the front end of the front swing arm (12-3), and the rear end of the front swing arm (12-3) is fixedly connected to the front swing shaft (8).

3. The weaving mechanism of the warp knitting machine for producing artificial turf according to claim 1, characterized in that: The rear comb seat (7) is driven by the rear transmission main shaft (5) through a rear connecting rod mechanism (13) to swing forward and backward. The rear connecting rod mechanism (13) comprises an eccentric wheel (13-1), an eccentric sleeve connecting rod (13-2), a rocking rod (13-3), a connecting rod (13-4) and a rear swing arm (13-5); the eccentric wheel (13-1) is fixedly mounted on the rear transmission main shaft (5); the lower end of the eccentric sleeve connecting rod (13-2) is sleeved on the eccentric wheel (13-1); the upper end of the eccentric sleeve connecting rod (13-2) is rotatably connected to the front end of the rocking rod (13-3) and the lower end of the connecting rod (13-4); the rear end of the rocking rod (13-3) is rotatably mounted in the warp knitting machine oil tank; the upper end of the connecting rod (13-4) is rotatably connected to the rear end of the rear swing arm (13-5); and the front end of the rear swing arm (13-5) is fixedly connected to the rear swing shaft (9).

4. The weaving mechanism of the warp knitting machine for producing artificial turf according to claim 3, characterized in that: A plurality of through holes (13a) are provided at the rear end of the rear swing arm (13-5), and the plurality of through holes (13a) are arranged at intervals along the length direction of the rear swing arm (13-5).

5. The weaving mechanism of the warp knitting machine for producing artificial turf according to any one of claims 1 to 4, characterized in that: Three ground combs (10) are mounted on the front comb seat (6), and a grass comb (11) is mounted on the rear comb seat (7).

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