Straw wrapping and roping device

Abstract

The straw package wrapping rope binding device belongs to the agricultural straw binding treatment machinery; the motor is fixed on the rear part of the frame, the lifting rod A is slidably fixed on the frame, the straw package feeding table is fixed on the top end of the lifting rod A, the reciprocating gear shaft A is rotatably installed on the frame, one end of the variable pitch winding rod is fixed, the variable pitch sliding rod is slidably installed in the slot of the variable pitch winding rod, one end of the sliding slot A is fixed on the variable pitch sliding rod, the other end is slidably installed in the hole, the extension end of the extension rod is fixed with the circular sliding slot, the sliding slot B is radially slidably installed on the circular sliding slot, the winding rod A is fixed on the sliding slot A, the winding rod B is slidably installed on the sliding slot B, and the knotting box is fixed on the frame above the straw package feeding table; the device realizes the rope wrapping binding operation for different volume of straw package, and achieves the purposes of expanding the operation adaptability of the equipment, high binding efficiency, good binding quality and low failure rate.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of agricultural straw bundling processing machinery, and mainly relates to a crop straw wrapping rope bundling device. BACKGROUND

[0002] In agricultural production, the collection and recycling of straw are increasingly concerned from the economic and environmental aspects. In the recycling process, in order to improve the transportation efficiency of crop straw, reduce transportation cost, and ensure that there is no scattering phenomenon in loading and unloading operations, before the crop straw transportation operation, a packing machine is used to extrude and process the loose straw into a rectangular bale, and then a bundling device is used to wrap and fasten the bale to achieve the above purposes.

[0003] At present, mechanical devices for completing the rope wrapping operation have been developed, but due to the shortcomings and defects of the existing structure design, the structure is not compact, the outer dimension is large, or there are technical problems such as low bundling efficiency, poor bundling quality, high failure rate, and increased maintenance cost, especially the rope wrapping cannot adapt to and meet the use of bales with different outer dimensions, the operation capacity is single, the versatility is poor, and the use efficiency is low. SUMMARY

[0004] The purpose of the present application is to solve the problems existing in the prior art, and to develop and design a new structure of straw bale wrapping and bundling device according to the actual needs of the rectangular straw bale wrapping and bundling operation, to achieve the purpose of expanding the operation adaptability of the equipment, high bundling efficiency, good bundling quality, low failure rate, and low use cost.

[0005] The basic design of the present application is that: the motor is fixed at the rear of the frame, the driving gear is fixed on the motor, the driven gear shaft B is rotatably installed on the frame, the driven gear B is fixed on one end of the driven gear shaft B, the driven gear B is engaged with the driving gear, the cam is fixed on the other end of the driven gear shaft B, the reciprocating slide rail is fixed on the frame, the spring A is fixed on both sides of the reciprocating slide rail, the stopper is slidably installed in the slot in the middle of the reciprocating slide rail and extends from below the slot, the rack is slidably installed in the slot of the reciprocating slide rail, the spring B is fixed on both ends of the rack, the buffer block is fixed on the other end of the spring B, the buffer single tooth piece is fixed on the buffer block, the reciprocating gear shaft A is rotatably installed on the frame, the reciprocating gear A is fixed on one end of the reciprocating gear shaft, the variable pitch winding rod is fixed on the other end of the reciprocating gear shaft, the variable pitch slide rod is slidably installed in the slot of the variable pitch winding rod, the slide groove A is fixed on one end of the variable pitch slide rod, the other end of the slide groove A is slidably installed in the hole, the extension rod is fixed on the extending end of the slide groove, the circular slide groove is slidably installed on the slide groove, the winding rod A is fixed on the slide groove A, the winding rod B is slidably installed on the slide groove B, the lifting rod A is slidably adjusted and fixed on the frame, the straw bale feeding table is fixed on the top end of the lifting rod A, the lifting rod B is slidably installed on the lower part of the frame, the thread wheel shaft is fixed on the lifting rod B, the thread wheel is rotatably installed on the thread wheel shaft, the knotting box is fixed on the frame at the upper part above the straw bale feeding table, the reciprocating bevel gear shaft B is rotatably inserted into the rear side wall of the knotting box, the reciprocating gear B is fixed on the outer side of the reciprocating bevel gear shaft B and engaged with the reciprocating gear A, the other end of the reciprocating bevel gear shaft B extends into the knotting box and fixes the driving bevel gear B, the driven bevel gear shaft is rotatably installed on the knotting box and perpendicular to the reciprocating bevel gear shaft B, the driven bevel gear A is fixed on one end of the driven bevel gear shaft and engaged with the driving bevel gear B, the other end of the driven bevel gear shaft fixes the rotating wheel B, the eccentric column is fixed on the side wall of the rotating wheel B, the slide groove C is fixed on the knotting box, the cutter is slidably installed in the slide groove C, one end of the connecting rod is rotatably installed on the eccentric column and the other end is rotatably installed on the cutter, the driven gear shaft A is rotatably inserted into the side wall of the knotting box, the driven gear A is fixed on the outer side of the driven gear shaft A and engaged with the driving gear, the other end of the driven gear shaft A fixes the rotating wheel A,The fan-shaped bevel gear is fixed on the rotating wheel A, the annular slide groove is fixed on the knotting box below the driven gear shaft A, the driving bevel gear shaft is rotatably inserted into the annular slide groove, the driving bevel gear A is fixed on the upper end of the driving bevel gear shaft, the driving bevel gear A is engaged with the fan-shaped bevel gear, the connecting shaft is fixed on the other end of the driving bevel gear shaft, the lower beak is fixed on the other end of the connecting shaft, the upper beak is rotatably mounted on the lower beak, the spherical slide rod is hingedly connected to the upper beak at one end and slidably embedded into the annular groove of the annular slide groove at the other end, the hawk wings are fixed on the two sides of the lower beak, the driven gear shaft D and the driven gear shaft C are rotatably mounted on the side wall of the knotting box from top to bottom, the driven bevel gear B and the driven gear D are fixed on the driven gear shaft D in sequence, the driven bevel gear B is engaged with the fan-shaped bevel gear, the driven gear C and the wire clamping groove wheel are fixed on the driven gear shaft C in sequence, the driven gear C is engaged with the driven gear D, the wire clamping bracket is symmetrically fixed on the two sides of the wire clamping groove wheel, the knotting rope is wound on the rotating wheel, passes through the winding rods A and B in sequence and is clamped at the position between the wire clamping bracket and the wire clamping groove wheel, thus the straw bale knotting device is formed.

[0006] The straw bale knotting device realizes the rope knotting operation for straw bales of different sizes through the adjustable winding rod, the telescopic rod and the straw bale feeding table with adjustable height, improves the universality of the knotting device and improves the use efficiency and reduces the use cost. BRIEF DESCRIPTION OF DRAWINGS

[0007] Figure 1 is a front view of the straw bale knotting device;

[0008] Figure 2 is a top view of the straw bale knotting device;

[0009] Figure 3 is Figure 1 a left view of the straw bale knotting device;

[0010] Figure 4 is an installation view of the knotting rope;

[0011] Figure 5 is a beak knotting component view;

[0012] Figure 6 is a knotting rope winding component view;

[0013] Figure 7 is Figure 1 an enlarged view of A in the straw bale knotting device;

[0014] Figure 8 is Figure 4 an enlarged view of B in the straw bale knotting device;

[0015] Figure 9 is Figure 6 is an enlarged view of part C in figure

[0016] Figure 10 is an isometric view;

[0017] Figure 11 is Figure 10 is an enlarged view of part D in figure

[0018] Explanation of reference numerals in the figures:

[0019] 1. driven gear A; 2. sector bevel gear; 3. runner A; 4. driven gear shaft A; 5. driving bevel gear A; 6. driving bevel gear shaft; 7. ring slide; 8. driving bevel gear B; 9. shuttle bevel gear shaft B; 10. driven bevel gear A; 11. motor; 12. shuttle gear B; 13. driving gear; 14. shuttle gear A; 15. shuttle gear shaft A; 16. driven gear B; 17. straw bale feeding table; 18. spring A; 19. shuttle slide; 20. driven gear shaft B; 21. cam; 22. slide B; 23. winding rod B; 24. circular slide; 25. lifting rod A; 26. telescopic rod; 27. slide A; 28. winding rod A; 29. variable distance slide; 30. frame; 31. lifting rod B; 32. variable distance winding rod; 33. thread wheel shaft; 34. thread wheel; 35. stop block; 36. buffer single tooth piece; 37. spring B; 38. rack; 39. buffer block; 40. knotting box; 41. driven bevel gear shaft; 42. thread clamping bracket; 43. thread clamping sheave; 44. driven gear shaft C; 45. driven gear C; 46. driven gear D; 47. driven gear shaft D; 48. driven bevel gear B; 49. hawk wing; 50. lower hawk beak; 51. upper hawk beak; 52. connecting shaft; 53. spherical slide; 54. runner B; 55. slide C; 56. cutter; 57. connecting rod; 58. eccentric column; 59. knotting rope. DETAILED DESCRIPTION

[0020] The embodiments of the present application will be described in detail below with reference to the drawings.

[0021] The device is characterized in that a motor (11) is fixed at the rear of a frame (30), a driving gear (13) is fixed on the motor (11), a driven gear shaft (B20) is rotatably mounted on the frame (30), a driven gear (B16) is fixed at one end of the driven gear shaft (B20), the driven gear (B16) is engaged with the driving gear (13), a cam (21) is fixed at the other end of the driven gear shaft (B20), a reciprocating slide rail (19) is fixed on the frame (30), springs (A18) are fixed on both sides of the reciprocating slide rail (19), a stop block (35) is slidably mounted in a slot in the middle of the reciprocating slide rail (19) and extends from below the slot, a rack (38) is slidably mounted in a slot in the reciprocating slide rail (19), springs (B37) are respectively fixed on both ends of the rack (38), a buffer block (39) is fixed on the other end of the springs (B37), a buffer single tooth piece (36) is fixed on the buffer block (39), a reciprocating gear shaft (A15) is rotatably mounted on the frame (30), a reciprocating gear (A14) is fixed at one end of the reciprocating gear shaft (A15), a variable-pitch winding rod (32) is fixed at the other end of the reciprocating gear shaft (A15), a variable-pitch slide rod (29) is slidably mounted in a slot in the variable-pitch winding rod (32), a slide slot (A27) is fixed at one end of the variable-pitch slide rod (29), the other end of the slide slot (A27) is slidably mounted in a hole in an extension rod (26), a circular slide slot (24) is fixed at the extending end of the extension rod (26), a slide slot (B22) is radially slidably mounted on the circular slide slot (24), a winding rod (A28) is fixed on the slide slot (A27), a winding rod (B23) is slidably mounted on the slide slot (B22), a lifting rod (A25) is slidably and adjustably fixed on the frame (30), a straw bale feeding table (17) is fixed at the top end of the lifting rod (A25), a lifting rod (B31) is slidably mounted on the lower part of the frame (30), a thread wheel shaft (33) is fixed on the lifting rod (B31), a thread wheel (34) is rotatably mounted on the thread wheel shaft (33), a knotting box (40) is fixed on the frame (30) at a position above the straw bale feeding table (17), a reciprocating bevel gear shaft (B9) is rotatably inserted into the rear side wall of the knotting box (40), a reciprocating gear (B12) is fixed on the outer side of the reciprocating bevel gear shaft (B9) and engaged with the reciprocating gear (A14), the other end of the reciprocating bevel gear shaft (B9) extends into the knotting box (40) and a driving bevel gear (B8) is fixed thereon, a driven bevel gear shaft (41) is rotatably mounted on the knotting box (40) and perpendicular to the reciprocating bevel gear shaft (B9), a driven bevel gear (A10) is fixed at one end of the driven bevel gear shaft (41) and engaged with the driving bevel gear (B8), a runner (B54) is fixed at the other end of the driven bevel gear shaft (41), an eccentric column (58) is fixed on the side wall of the runner (B54), a slide slot (C55) is fixed on the knotting box (40), a cutter (56) is slidably mounted in the slide slot (C55), a connecting rod (57) is rotatably mounted at one end on the eccentric column (58) and at the other end on the cutter (56), a driven gear shaft (A4) is rotatably inserted into the side wall of the knotting box (40), a driven gear (A1) is fixed on the outer side of the driven gear shaft (A4) and engaged with the driving gear (13), a runner (A3) is fixed at the other end of the driven gear shaft (A4).The fan-shaped bevel gear 2 is fixed on the runner A3, the annular slide groove 7 is fixed on the knotting box 40 at the lower part of the driven gear shaft A4, the driving bevel gear shaft 6 is rotatably inserted into the annular slide groove 7, the upper end of the driving bevel gear shaft 6 is fixed with the driving bevel gear A5, the driving bevel gear A5 is engaged with the fan-shaped bevel gear 2, the other end of the driving bevel gear shaft 6 is fixed with the connecting shaft 52, the other end of the connecting shaft 52 is fixed with the lower beak 50, the upper beak 51 is rotatably mounted on the lower beak 50, the spherical slide rod 53 is hingedly connected to the upper beak 51 at one end and slidably embedded in the annular groove of the annular slide groove 7 at the other end, the hawk wings 49 are fixed on both sides of the lower beak 50, the driven gear shaft D47 and the driven gear shaft C44 are rotatably mounted on the side wall of the knotting box 40 from top to bottom, the driven bevel gear B48 and the driven gear D46 are fixed on the driven gear shaft D47 in sequence, the driven bevel gear B48 is engaged with the fan-shaped bevel gear 2, the driven gear C45 and the driven gear D46 are fixed on the driven gear shaft C44 in sequence, the driven gear C45 is engaged with the driven gear D46, the wire clamping groove wheels 43 are symmetrically fixed on both sides of the wire clamping groove wheel 43, the knotting rope 59 is wound on the runner 34, passes through the winding rods A28 and B23 in sequence, and is clamped at the end between the wire clamping bracket 42 and the wire clamping groove wheel 43.

[0022] When the machine is in use, the extruded straw bale is placed on the straw bale feeding table 17, and under the action of external force, the straw bale is pushed to the right into the lower part of the knotting box 40. The motor 11 is started, driving the driving gear 13 to rotate clockwise by 180°, the driven gear A1 meshing with the driving gear 13 rotates counterclockwise by 180°, the runner A3 fixed on the driven gear shaft A4 rotates counterclockwise by 180°, the sector bevel gear 2 fixed on the runner A3 rotates by 180° and starts to mesh with the driving bevel gear A5; the driven gear B16 meshing with the driving gear 13 rotates counterclockwise by 180°, the driven gear shaft B20 fixed on the frame 30 rotates counterclockwise by 180°, the cam 21 rotates counterclockwise by 180°, the stop block 35 abutting with the cam 21 loses the constraint of the cam 21, the stop block 35 slides to the lower part of the reciprocating slide rail 19, the buffer block 39 loses the constraint of the stop block 35, the spring B37 rebounds, the rack 38 slides to the left to the spring B37 at the other end of the reciprocating slide rail 19, the reciprocating gear A14 meshing with the rack 38 rotates clockwise by 90°, the reciprocating gear shaft A15 rotates clockwise by 90°, the variable pitch winding rod 32 fixed on the reciprocating gear shaft A15 rotates clockwise by 90°, the winding rod B23 with the knotting rope 59 rotates clockwise by 90°, and rotates to above the top groove of the upper beak 51, after the cam 21 rotates 180°, the stop block 35 is again pushed out upward, the stop block 35 abuts against the buffer block 39 at the right end of the rack 38, the buffer block 39 at the left end of the rack 38 contacts with the spring B37 at the left end of the reciprocating slide rail 19, the spring B37 is compressed, and the feeding work is completed; while the reciprocating gear A14 rotates clockwise by 90°, the reciprocating gear B12 meshing with the reciprocating gear A14 rotates counterclockwise by 90°, the driving bevel gear B8 fixed on the reciprocating bevel gear shaft B9 rotates counterclockwise by 90°, the driven bevel gear A10 meshing with the driving bevel gear B8 rotates counterclockwise by 90°, the runner B54 fixed on the driven bevel gear shaft 41 rotates counterclockwise by 90°, the eccentric column 58 fixed on the runner B54 is hinged with the cutter 56 through the connecting rod 57, and the cutter 56 is retracted into the sliding groove C55.

[0023] The driving gear 13 rotates clockwise for the second 180°, the driven gear A1 engaged with the driving gear 13 rotates counterclockwise for the second 180°, the rotating wheel A3 fixed on the driven gear shaft A4 rotates counterclockwise for the second 180°, the sector bevel gear 2 fixed on the rotating wheel A3 rotates for the second 180°, in the process of rotating for the first 90°, the driving bevel gear A5 engaged with the sector bevel gear 2 rotates clockwise for 360°, in the process of rotating clockwise for 360°, the spherical slide rod 53 fixed on the upper beak 51 rotates for 180° in the higher slide groove of the annular slide groove 7 firstly, and then rotates into the lower slide groove of the annular slide groove 7, the upper beak 51 is lifted up, the tied knot rope 59 in the two parts of the top groove of the upper beak 51 is clamped by the vulture wing 49 and surrounded into a ring, the tied knot rope 59 is contained in the process of lifting up the upper beak 51; in the process of rotating for the second 90°, the sector bevel gear 2 is disengaged from the driving bevel gear A5 and engaged with the driven bevel gear B48, the driven bevel gear B48 rotates clockwise for 90°, the driven gear D46 fixed on the driven gear shaft D47 rotates clockwise for 90°, the driven gear C45 engaged with the driven gear D46 rotates counterclockwise for 90°, the carding groove wheel 43 fixed on the driven gear shaft C44 rotates counterclockwise for 90°, the original left groove of the carding groove wheel 43 loses the carding rope function after rotating counterclockwise for 90°, the original top groove of the carding groove wheel 43 rotates counterclockwise for 90° and performs new carding rope work with the carding support 42. The driving gear 13 rotates clockwise for the second 180°, the driven gear B16 engaged with the driving gear 13 rotates counterclockwise for the second 180°, the driven gear shaft B20 fixed on the frame 30 rotates counterclockwise for the second 180°, the cam 21 rotates counterclockwise for the second 180°, the stopper 35 combined with the cam 21 loses the constraint of the cam 21 again, the stopper 35 slides to the lower part of the reciprocating slide rail 19, the buffer block 39 loses the constraint of the stopper 35, the spring B37 rebounds, the rack 38 slides to the right spring B37 at the right end of the reciprocating slide rail 19, the reciprocating gear A14 engaged with the rack 38 rotates counterclockwise for 90°, the reciprocating gear shaft A15 rotates counterclockwise for 90°, the variable-distance winding rod 32 fixed on the reciprocating gear shaft A15 rotates counterclockwise for 90°, the winding rod B23 with the tied knot rope 59 rotates counterclockwise for 90°, the cam 21 rotates counterclockwise for the second 180° and pushes out the stopper 35 upward again, the stopper 35 pushes against the buffer block 39 at the left end of the rack 38, the buffer block 39 at the right end of the rack 38 contacts with the spring B37 at the right end of the reciprocating slide rail 19, and the spring B37 is pressed.When the shuttle gear A14 rotates counterclockwise by 90°, the shuttle gear B12 engaged with the shuttle gear A14 rotates clockwise by 90°, the driving bevel gear B8 fixed on the shuttle bevel gear shaft B9 rotates clockwise by 90°, the driven bevel gear A10 engaged with the driving bevel gear B8 rotates clockwise by 90°, the rotating wheel B54 fixed on the driven bevel gear shaft 41 rotates clockwise by 90°, the eccentric column 58 fixed on the rotating wheel B54 is hinged with the knife 56 through the connecting rod 57, the knife 56 extends out of the chute C55, the tied rope 59 is cut by the knife 56, the tied rope 59 held by the upper hawk beak 51 forms a knot and falls off, and the tying work of the straw bale is completed.

[0024] The lifting rods A25 and B31 can be adjusted in height to adapt to straw bales of different volumes, the chute B22 can be elastically rotated in the circular chute 24, the winding rod B23 above the straw bale feeding table 17 is prevented from hindering the movement of the straw briquettes on the straw bale feeding table 17, the variable-distance sliding rod 29 can slide in the sliding slot of the variable-distance winding rod 32, the rope feeding work can be adjusted according to the volume of the straw briquettes, and the tying of straw bales of different volumes can be realized.

Claims

1. A straw wrapping rope binding device, characterized by: The motor (11) is fixed at the rear of the frame (30), the driving gear (13) is fixed on the motor (11), the driven gear shaft B (20) is rotatably mounted on the frame (30), the driven gear B (16) is fixed on one end of the driven gear shaft B (20), the driven gear B (16) is engaged with the driving gear (13), the cam (21) is fixed on the other end of the driven gear shaft B (20), the reciprocating slide rail (19) is fixed on the frame (30), the spring A (18) is fixed on both sides of the reciprocating slide rail (19), the stop block (35) is slidably mounted in the slot of the reciprocating slide rail (19) and extends from below the slot, the rack (38) is slidably mounted in the slot of the reciprocating slide rail (19), the spring B (37) is fixed on both ends of the rack (38), the buffer block (39) is fixed on the other end of the spring B (37), the buffer single tooth piece (36) is fixed on the buffer block (39), the reciprocating gear shaft A (15) is rotatably mounted on the frame (30), the reciprocating gear A (14) is fixed on one end of the reciprocating gear shaft A (15), the variable pitch winding rod (32) is fixed on the other end, the variable pitch slide rod (29) is slidably mounted in the slot of the variable pitch winding rod (32), the slide slot A (27) is fixed on one end of the variable pitch slide rod (29), the other end is slidably mounted in the hole of the telescopic rod (26), the telescopic rod (26) is fixed on the extending end of the circular slide slot (24), the slide slot B (22) is radially slidably mounted on the circular slide slot (24), the winding rod A (28) is fixed on the slide slot A (27), the winding rod B (23) is slidably mounted on the slide slot B (22), the lifting rod A (25) is slidably adjusted and fixed on the frame (30), the straw bale feeding table (17) is fixed on the top end of the lifting rod A (25), the lifting rod B (31) is slidably mounted on the lower part of the frame (30), the thread wheel shaft (33) is fixed on the lifting rod B (31), the thread wheel (34) is rotatably mounted on the thread wheel shaft (33), the knotting box (40) is fixed on the frame (30) at the upper part above the straw bale feeding table (17), the reciprocating bevel gear shaft B (9) is rotatably inserted into the rear side wall of the knotting box (40), the reciprocating gear B (12) is fixed on the outer side of the reciprocating bevel gear shaft B (9) and engaged with the reciprocating gear A (14), the other end of the reciprocating bevel gear shaft B (9) extends into the knotting box (40) and fixes the driving bevel gear B (8), the driven bevel gear shaft (41) is rotatably mounted on the knotting box (40) and perpendicular to the reciprocating bevel gear shaft B (9), the driven bevel gear A (10) is fixed on one end of the driven bevel gear shaft (41), the driven bevel gear A (10) is engaged with the driving bevel gear B (8), the other end of the driven bevel gear shaft (41) is fixed with the rotating wheel B (54), the eccentric column (58) is fixed on the side wall surface of the rotating wheel B (54), the slide slot C (55) is fixed on the knotting box (40), the cutter (56) is slidably mounted in the slide slot C (55).The connecting rod (57) is rotatably mounted at one end on the eccentric column (58) and at the other end on the cutter (56). The driven gear shaft A (4) is rotatably inserted on the side wall of the knotting box (40). The driven gear A (1) is fixed on the outer side of the driven gear shaft A (4). The driven gear A (1) is engaged with the driving gear (13). The other end of the driven gear shaft A (4) is fixed with the rotating wheel A (3). The sector bevel gear (2) is fixed on the rotating wheel A (3). The annular slide (7) is fixed on the knotting box (40) below the driven gear shaft A (4). The driving bevel gear shaft (6) is rotatably inserted in the annular slide (7). The upper end of the driving bevel gear shaft (6) is fixed with the driving bevel gear A (5). The driving bevel gear A (5) is engaged with the sector bevel gear (2). The other end of the driving bevel gear shaft (6) is fixed with the connecting shaft (52). The other end of the connecting shaft (52) is fixed with the lower hawk beak (50). The upper hawk beak (51) is rotatably mounted on the lower hawk beak (50). The spherical slide rod (53) is hinged at one end on the upper hawk beak (51) and slidably inserted at the other end in the annular slot of the annular slide (7). The hawk wings (49) are fixed on both sides of the lower hawk beak (50). The driven gear shaft D (47) and the driven gear shaft C (44) are rotatably mounted in parallel from top to bottom on the side wall of the knotting box (40) on the side of the driven gear shaft A (4). The driven bevel gear B (48) and the driven gear D (46) are fixed in sequence on the driven gear shaft D (47). The driven bevel gear B (48) is engaged with the sector bevel gear (2). The clamping line groove wheel (43) and the driven gear C (45) are fixed in sequence on the driven gear shaft C (44). The driven gear C (45) is engaged with the driven gear D (46). The clamping line bracket (42) is symmetrically fixed on both sides of the clamping line groove wheel (43). The knotting rope (59) is wound on the rotating wheel (34), passes through the winding rod A (28) and the winding rod B (23) in sequence, and is clamped at the end between the clamping line bracket (42) and the clamping line groove wheel (43).

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