Multifunctional lawn mower for producing artificial lawn

Abstract

The multifunctional lawn mower comprises an oil tank, a first needle bed and a second needle bed, tufting needles are detachably installed at the bottom of the first needle bed and the bottom of the second needle bed, the first needle bed and the second needle bed are arranged in parallel in a front-back spaced mode in the front-back direction of the lawn mower, and a first needle seat is detachably installed on the rear side of the first needle bed; the front side of the first needle bed is detachably provided with a first needle bed, the front side of the second needle bed is detachably provided with a second needle bed, each first needle bed and each second needle bed are provided with a vertically-arranged tufting needle, the tufting needles on the first needle beds and the tufting needles on the second needle beds are arranged in a staggered mode in the width direction, and the first needle bed is driven by a third driving mechanism to do reciprocating transverse movement in the width direction; the second needle bed is driven by a fourth driving mechanism to do reciprocating transverse movement in the radial direction, and the oil tank is driven by an oil tank transverse movement mechanism to do reciprocating transverse movement in the front-back direction. Products with rectangular long-strip-shaped and square blocky lawn patterns can be produced, products with rhombus-shaped, heart-shaped and more lawn patterns in different shapes can also be produced, and the multi-pattern fancy lawn requirements of users can be met.

Description

Technical Field

[0001] The invention relates to a lawn mower, in particular to a multifunctional lawn mower for producing artificial turf, belonging to the technical field of textile equipment. Background Art

[0002] There is an existing lawn machine for producing artificial turf, such as Chinese utility model patent ZL202120975892.2, named as a tufting machine for producing floor spring turf. The structure disclosed includes a frame, a cloth support plate, a needle seat, needles, a main hook base, a main hook knife, a secondary hook base, and a secondary hook knife. The cloth support plate is mounted on the frame, and the needle seat is arranged in parallel directly above the cloth support plate. The needles are multiple and evenly spaced and fixed on the needle seat close to the cloth support plate. A plurality of cloth support plate holes for the needles to pass through are provided on the cloth support plate to match the positions of the needles. The secondary hook base is arranged below the cloth support plate. The secondary hook knife is the same in number as the needles and is fixed at equal intervals. On the side of the auxiliary hook base close to the cloth support plate, the main hook base is arranged parallel to the bottom of the cloth support plate, there are multiple main hook knives and they match the auxiliary hook knives, and the main hook knives are fixed on the side of the main hook base close to the auxiliary hook base. The tufting machine also includes a needle seat driving mechanism for driving the needles driven by the cloth support plate to move up and down along the holes of the cloth support plate, a main hook driving mechanism for driving the main hook base to move forward and backward to drive the main hook knife to take or release the thread from the needle, an auxiliary hook driving mechanism for driving the auxiliary hook base to move forward and backward to drive the auxiliary hook knife to take or release the thread from the main hook knife, and a main driving mechanism for driving the needle seat driving mechanism, the main hook driving mechanism and the auxiliary hook driving mechanism to be linked.

[0003] The existing structure of the tufting machine, i.e., the lawn machine, has the following disadvantages in the actual production process: it can only produce products with rectangular long strip lawn patterns or products with square block lawn patterns, and cannot produce products with different shapes of diamond, heart or other self-designed lawn patterns. The variety of lawn patterns is small and cannot meet the actual needs of users for multi-patterned fancy lawns. Moreover, the structure of the existing lawn machine is relatively complex and the manufacturing cost is high. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the shortcomings of the prior art and provide a product that can produce rectangular strip lawn patterns and square block lawn patterns, as well as products with different shapes of diamond, heart and more lawn patterns, which can better meet the user's needs for multi-pattern fancy lawns and has a simple structure, easy implementation and low manufacturing cost. A multifunctional lawn machine for producing artificial turf.

[0005] In order to solve the above technical problems, the present invention adopts a multifunctional lawn mower for producing artificial turf, including an oil tank and a first needle bed and a second needle bed arranged horizontally along the width of the lawn mower and in a long strip shape, wherein a plurality of tufting needles arranged at intervals along the length direction of the first needle bed can be detachably installed at the bottom of the first needle bed, and a plurality of tufting needles arranged at intervals along the length direction of the second needle bed can be detachably installed at the bottom of the second needle bed, the first needle bed is driven by a first driving mechanism installed in the oil tank to move up and down in a vertical direction, and the second needle bed is driven by a second driving mechanism installed in the oil tank to move up and down in a vertical direction, the first needle bed and the second needle bed are arranged in parallel at intervals in the front and rear directions of the lawn mower, and a plurality of tufting needles arranged along the length direction of the first needle bed can be detachably installed on the rear side of the first needle bed A first needle seat, and a plurality of second needle seats arranged along the length direction of the second needle bed are detachably installed on the front side of the second needle bed, each first needle seat is installed with a vertically arranged tufting needle, and each second needle seat is installed with a vertically arranged tufting needle, the tufting needles installed on the first needle seat of the first needle bed and the tufting needles installed on the second needle seat of the second needle bed are staggered with each other along the width of the lawn mower, and the tufting needles installed on the first needle seat of the first needle bed and the tufting needles installed on the second needle seat of the second needle bed are on the same horizontal line in the width of the lawn mower, the first needle bed is driven by the third driving mechanism to make independent reciprocating transverse motion along the width of the lawn mower, the second needle bed is driven by the fourth driving mechanism to make independent reciprocating transverse motion along the width of the lawn mower, and the oil tank is driven by the oil tank transverse movement mechanism to reciprocate transversely in the front and rear directions of the lawn mower.

[0006] As a preferred embodiment of the present invention, the first driving mechanism includes a first rotating shaft, a first eccentric wheel, a first eccentric sleeve connecting rod, a first swing arm, a first swing shaft, a second swing arm, a first connecting rod, a first output shaft, a first guide rail and a first slider. The first swing shaft and the first rotating shaft are arranged in parallel up and down and are rotatably installed in the oil tank respectively. The first eccentric wheel is fixedly installed on the first rotating shaft. The lower end of the first eccentric sleeve connecting rod is sleeved on the first eccentric wheel. The upper end of the first eccentric sleeve connecting rod is rotatably connected to one end of the first swing arm, the other end of the first swing arm is fixedly connected to the first swing shaft, one end of the second swing arm is fixedly connected to the first swing shaft, the other end of the second swing arm is rotatably connected to the upper end of the first connecting rod, the lower end of the first connecting rod is rotatably connected to the upper end of the first output shaft, the lower end of the first output shaft is fixedly connected to the first guide rail, the first slider is fixedly installed on the first needle bed and the first slider is slidably connected to the first guide rail in the width direction of the lawn mower, the first output shaft is vertically arranged and slidably matched with the bottom plate of the oil tank, and the first rotating shaft is connected by the first a motor drives the rotation; the second driving mechanism comprises a second rotating shaft, a second eccentric wheel, a second eccentric sleeve connecting rod, a third swing arm, a second swing shaft, a fourth swing arm, a second connecting rod, a second output shaft, a second guide rail and a second slider; the second swing shaft and the second rotating shaft are arranged in parallel up and down and are rotatably mounted in the oil tank respectively; the second eccentric wheel is fixedly mounted on the second rotating shaft; the lower end of the second eccentric sleeve connecting rod is sleeved on the second eccentric wheel; the upper end of the second eccentric sleeve connecting rod is rotatably connected to one end of the third swing arm; the other end of the third swing arm is fixedly connected to the second swing shaft; one end of the fourth swing arm is fixedly connected to the second swing shaft; the other end of the fourth swing arm is rotatably connected to the upper end of the second connecting rod; the lower end of the second connecting rod is rotatably connected to the upper end of the second output shaft; the lower end of the second output shaft is fixedly connected to the second guide rail; the second slider is fixedly mounted on the second needle bed and the second slider is slidably connected to the second guide rail in the width direction of the lawn mower; the second output shaft is vertically arranged and slidably matched with the bottom plate of the oil tank; the second rotating shaft is driven to rotate by the second motor.

[0007] As a preferred embodiment of the present invention, the third driving mechanism includes a third motor, a first gear and a first rack, the third motor is fixedly connected to the first guide rail, the first gear is fixedly mounted on the output shaft of the third motor, the first rack is fixedly mounted on the first needle bed, and the first gear is meshed with the first rack; the fourth driving mechanism includes a fourth motor, a second gear and a second rack, the fourth motor is fixedly connected to the second guide rail, the second gear is fixedly mounted on the output shaft of the fourth motor, the second rack is fixedly mounted on the second needle bed, and the second gear is meshed with the second rack.

[0008] As a preferred embodiment of the present invention, the third driving mechanism includes a first linear motor with a screw-nut linear motion mechanism, the first linear motor is fixedly connected to the first output shaft or the first guide rail, and the nut in the first linear motor is fixedly connected to the first needle bed; the fourth driving mechanism includes a second linear motor with a screw-nut linear motion mechanism, the second linear motor is fixedly connected to the second output shaft or the second guide rail, and the nut in the second linear motor is fixedly connected to the second needle bed.

[0009] As a preferred embodiment of the present invention, the first slider is slidably connected to the first guide rail via a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove or a rectangular groove structure, and the second slider is slidably connected to the second guide rail via a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove or a rectangular groove structure.

[0010] As a preferred embodiment of the present invention, the oil tank transverse movement mechanism includes a transverse movement motor, a transverse movement screw, a transverse movement nut, a transverse movement guide rail and a transverse movement slider. The transverse movement screw is connected to the output shaft of the transverse movement motor, the transverse movement nut is threadedly connected to the transverse movement screw, the transverse movement screw and the transverse movement guide rail are arranged along the front and rear direction of the lawn mower, and the transverse movement motor and the transverse movement guide rail are respectively fixedly installed on the frame of the lawn mower, the transverse movement nut and the transverse movement slider are fixedly installed on the bottom plate of the oil tank, and the transverse movement slider is slidably matched with the transverse movement guide rail.

[0011] As a preferred embodiment of the present invention, the cross-sections of the first needle bed and the second needle bed are both T-shaped, the spacing distance between the first needle bed and the second needle bed is L, L≥0.1mm, and a plurality of first hole portions arranged at intervals along the length direction of the first needle bed and used for installing tufting needles are provided on the bottom surface of the first needle bed, and a plurality of second hole portions arranged at intervals along the length direction of the second needle bed and used for installing tufting needles are provided on the bottom surface of the second needle bed; the first needle seat and the second needle seat are both blocks with an L-shaped cross-section, a third hole portion for installing tufting needles is provided on the bottom surface of the first needle seat, and a fourth hole portion for installing tufting needles is provided on the bottom surface of the second needle seat, the tufting needle comprises a needle bar and a yarn threading hole arranged at the bottom of the needle bar, and the needle bar is adapted to the size and shape of the first hole portion, the second hole portion, the third hole portion and the fourth hole portion.

[0012] As a preferred embodiment of the present invention, the distance between two adjacent grass yarns in the width direction of the artificial turf is W, the distance between the tufting needles installed on two adjacent first needle seats on the first needle bed is nⅹW, and the distance between the tufting needles installed on two adjacent second needle seats on the second needle bed is nⅹW, where n is an integer greater than or equal to 3.

[0013] After adopting the above structure, the present invention has the following beneficial effects: The first needle bed and the second needle bed of the present invention are arranged in parallel with each other in the front and rear directions of the lawn mower; a plurality of tufting needles are detachably installed at the bottom of the first needle bed and the second needle bed, a plurality of first needle seats are detachably installed at the rear side of the first needle bed, and a plurality of second needle seats are detachably installed at the front side of the second needle bed; each of the first and second needle seats is equipped with a vertically arranged tufting needle; the tufting needles installed on the first needle seat of the first needle bed and the tufting needles installed on the second needle seat of the second needle bed are staggered in the width direction of the lawn mower; the first needle bed is driven by a third driving mechanism to make an independent reciprocating transverse movement in the width direction of the lawn mower; the second needle bed is driven by a fourth driving mechanism to make an independent reciprocating transverse movement in the width direction of the lawn mower; and the oil tank is driven by an oil tank transverse movement mechanism to reciprocate in the front and rear directions of the lawn mower. After adopting such a structure, the first needle bed is driven to move back and forth by the third driving mechanism, and the second needle bed is driven to move back and forth by the fourth driving mechanism, so that the requirements of the first and second needle beds to simultaneously complete large lateral movement in the width direction can be met; by adjusting the staggered distance between the tufting needles on the first needle seat and the tufting needles on the second needle seat, the two needle beds can be simultaneously, individually or alternately moved in the width direction at a set distance to achieve work according to the pattern design requirements; in the first working state, the tufting needles installed on the first needle seat of the first needle bed and the tufting needles installed on the second needle seat of the second needle bed are preferably inserted into grass silk yarns of different colors respectively, and the first needle bed and the tufting needles on the first needle seat are driven by the third driving mechanism, and the second needle bed and the tufting needles on the second needle seat are driven by the fourth driving mechanism to simultaneously move the tufting needles on the second needle seat at a set distance By shifting sideways, sideways or alternately sideways, different shapes of diamond, heart or other self-designed lawn patterns or shapes and lawn products of different colors can be produced during the continuous flocking operation; in the second working state, the tufting needles preferably installed at the bottom of the first needle bed and the tufting needles installed at the bottom of the second needle bed are respectively inserted with grass yarns of different colors, and the oil tank and the flocking mechanism composed of the first driving mechanism, the second driving mechanism, etc. installed in the oil tank are driven by the oil tank transverse movement mechanism to move back and forth along the front and rear directions of the lawn mower as a whole, so that the first needle bed and the second needle bed can be accurately changed to the working position, and rectangular strip lawn patterns and square block lawn patterns and lawn products of different colors can be produced during the continuous flocking operation.

[0014] The first needle seat of the present invention is detachably mounted on the rear side of the first needle bed, and the second needle seat is detachably mounted on the front side of the second needle bed. Therefore, it is convenient to adjust the distance between the tufting needles on two adjacent first needle seats and the distance between the tufting needles on two adjacent second needle seats.

[0015] The present invention can not only produce products with rectangular strip lawn patterns and square block lawn patterns, but also produce products with diamond, heart and more lawn patterns in different shapes, thereby better meeting the needs of users for ordinary pattern lawns and multi-pattern fancy lawns.

[0016] The invention has the advantages of simple structure, convenient implementation and low manufacturing cost, and the first needle bed and the second needle bed can be easily and accurately changed in position. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The specific implementation modes of the present invention are further described in detail below in conjunction with the accompanying drawings.

[0018] Figure 1 This is a front structural schematic diagram of a preferred embodiment of the multifunctional lawn mower of the present invention, in which only the first driving mechanism is shown, and the second and fourth driving mechanisms and the motor for lateral movement are not shown.

[0019] Figure 2 For the present invention Figure 1 A three-dimensional schematic diagram of the first driving mechanism shown.

[0020] Figure 3 This is a front structural schematic diagram of a preferred embodiment of the multifunctional lawn mower of the present invention, in which only the second driving mechanism is shown, and the first and third driving mechanisms and the motor for lateral movement are not shown.

[0021] Figure 4 For the present invention Figure 3 A three-dimensional schematic diagram of the second driving mechanism shown.

[0022] Figure 5 It is a structural schematic diagram of the first and second needle beds in the present invention.

[0023] Figure 6 It is a structural schematic diagram of the first and second needle seats in the present invention.

[0024] Figure 7 for Figure 6 Schematic side view of the present invention, in which the tufting needles are not shown.

[0025] Figure 8 This is a schematic side view of the structure of a preferred embodiment of the multifunctional lawn mower of the present invention, in which only the first to fourth driving mechanisms are shown, and the oil tank transverse movement mechanism is not shown.

[0026] Fig. 9 The present invention is a schematic structural diagram of a first needle bed driven by a third driving mechanism to independently reciprocate and move transversely along the width of the lawn mower.

[0027] Fig.10 The present invention is a structural schematic diagram in which the first needle bed and the second needle bed are arranged in parallel with each other in the front and rear directions of the lawn mower.

[0028] Fig.11 It is a structural schematic diagram of a second needle seat installed on the second needle bed in the present invention.

[0029] Fig.12 It is a structural schematic diagram of a first needle seat installed on a first needle bed in the present invention.

[0030] Fig.13 This is a schematic diagram of an embodiment in which the artificial turf of the present invention is in a diamond shape.

[0031] Fig.14 This is a schematic side view of the structure of a preferred embodiment of the multifunctional lawn mower of the present invention, in which only the oil tank transverse movement mechanism and the first and second drive mechanisms are shown, and the third and fourth drive mechanisms are not shown.

[0032] Fig.15 It is a structural schematic diagram of the oil tank in the present invention.

[0033] Fig.16 for Fig.15 Schematic side view of .

[0034] Fig.17 This is a schematic diagram of an embodiment of the artificial turf in the present invention having a rectangular strip pattern. DETAILED DESCRIPTION

[0035] See also Figures 1 to 17A multifunctional lawn mower for producing artificial turf shown in the figure comprises an oil tank 10 and a first needle bed 1 and a second needle bed 2 which are arranged horizontally along the width of the lawn mower and are in the shape of long strips. A plurality of tufting needles 7 which are arranged at intervals along the length direction of the first needle bed 1 can be detachably installed at the bottom of the first needle bed 1, and a plurality of tufting needles 7 which are arranged at intervals along the length direction of the second needle bed 2 can be detachably installed at the bottom of the second needle bed 2. The first needle bed 1 is driven by a first driving mechanism 3 installed in the oil tank 10 to move up and down in the vertical direction, and the second needle bed 2 is driven by a second driving mechanism 4 installed in the oil tank 10 to move up and down in the vertical direction. The first needle bed 1 and the second needle bed 2 are arranged in parallel at intervals in the front and rear directions of the lawn mower, and a plurality of first needle seats 5 which are arranged along the length direction of the first needle bed 1 can be detachably installed on the rear side of the first needle bed 1 preferably by bolts 1-2. The front side of the second needle bed 2 is preferably detachably mounted with a plurality of second needle seats 6 arranged along the length direction of the second needle bed 2 through bolts 2-2, each first needle seat 5 is mounted with a vertically arranged tufting needle 7, and each second needle seat 6 is mounted with a vertically arranged tufting needle 7, the tufting needles 7 mounted on the first needle seat 5 of the first needle bed 1 and the tufting needles 7 mounted on the second needle seat 6 of the second needle bed 2 are staggered with each other along the width of the lawn mower, and the tufting needles 7 mounted on the first needle seat 5 of the first needle bed 1 and the tufting needles 7 mounted on the second needle seat 6 of the second needle bed 2 are on the same horizontal line A in the width of the lawn mower, the first needle bed 1 is driven by the third driving mechanism 8 to make independent reciprocating transverse motion along the width of the lawn mower, the second needle bed 2 is driven by the fourth driving mechanism 9 to make independent reciprocating transverse motion along the width of the lawn mower, and the oil tank 10 is driven by the oil tank transverse movement mechanism to reciprocate transversely along the front and rear directions of the lawn mower.

[0036] As a preferred embodiment of the present invention, Figures 1 to 4 As shown, Figure 1 , Figure 33-1, the first eccentric wheel 3-2, the first eccentric sleeve connecting rod 3-3, the first swing arm 3-4, the first swing shaft 3-5, the second swing arm 3-6, the first connecting rod 3-7, the first output shaft 3-8, the first guide rail 3-9 and the first slider 3-10. The first swing shaft 3-5 and the first rotating shaft 3-1 are arranged in parallel up and down and are rotatably installed in the oil tank 10 through bearings respectively. The first eccentric wheel 3-2 is fixedly installed on the first rotating shaft 3-1. The lower end of the rod 3-3 is preferably mounted on the first eccentric wheel 3-2 through a bearing 18 or a sleeve, the upper end of the first eccentric sleeve connecting rod 3-3 is preferably rotatably connected to one end of the first swing arm 3-4 through a pin, the other end of the first swing arm 3-4 is fixedly connected to the first swing shaft 3-5 through a bolt, one end of the second swing arm 3-6 is fixedly connected to the first swing shaft 3-5 through a bolt, the other end of the second swing arm 3-6 is preferably rotatably connected to the upper end of the first connecting rod 3-7 through a pin, and the lower end of the first connecting rod 3-7 is preferably connected to the first output shaft through a pin. The first output shaft 3-8 is rotatably connected at the upper end, the lower end of the first output shaft 3-8 is preferably fixedly connected to the first guide rail 3-9 through a rectangular half 19 and bolts, the first slider 3-10 is fixedly installed on the first needle bed 1 by bolts, and the first slider 3-10 is slidably connected to the first guide rail 3-9 in the width direction of the lawn mower, the first output shaft 3-8 is vertically arranged and preferably slidably cooperates with the bottom plate 10-1 of the oil tank 10 through a linear bearing or a sleeve 20, and the first rotating shaft 3-1 is driven by the first motor 3-11 preferably through a synchronous wheel 21, a synchronous belt 2 2 transmission mechanism drives the first rotating shaft 3-1 to rotate. Of course, the first rotating shaft 3-1 can also be directly driven to rotate by the first motor 3-11; when the first rotating shaft 3-1 rotates, it drives the first eccentric wheel 3-2, the first eccentric sleeve connecting rod 3-3, the first swing arm 3-4, the first swing shaft 3-5, the second swing arm 3-6, and the first connecting rod 3-7 to drive the first output shaft 3-8 to move up and down in the vertical direction. When the first output shaft 3-8 moves up and down, it drives the first guide rail 3-9, the first slider 3-10 and the first needle bed 1 to move up and down at the same time, and implants the grass silk yarn into the grey cloth through the tufting needle 7 to perform flocking work;The second driving mechanism 4 includes a second rotating shaft 4-1, a second eccentric wheel 4-2, a second eccentric sleeve connecting rod 4-3, a third swing arm 4-4, a second swing shaft 4-5, a fourth swing arm 4-6, a second connecting rod 4-7, a second output shaft 4-8, a second guide rail 4-9 and a second slider 4-10. The second swing shaft 4-5 and the second rotating shaft 4-1 are arranged in parallel up and down and are rotatably installed in the oil tank 10 through bearings respectively. The second eccentric wheel 4-2 is fixedly installed on the second rotating shaft 4-1. The lower end of the second eccentric sleeve connecting rod 4-3 is preferably connected by a shaft The bearing 23 or the shaft sleeve is sleeved on the second eccentric wheel 4-2, the upper end of the second eccentric sleeve connecting rod 4-3 is preferably rotatably connected to one end of the third swing arm 4-4 through a pin, the other end of the third swing arm 4-4 is fixedly connected to the second swing shaft 4-5 through a bolt, one end of the fourth swing arm 4-6 is fixedly connected to the second swing shaft 4-5 through a bolt, the other end of the fourth swing arm 4-6 is preferably rotatably connected to the upper end of the second connecting rod 4-7 through a pin, and the lower end of the second connecting rod 4-7 is preferably rotatably connected to the upper end of the second output shaft 4-8 through a pin. The lower end of the second output shaft 4-8 is preferably fixedly connected to the second guide rail 4-9 through a rectangular half 24 and bolts, the second slider 4-10 is fixedly installed on the second needle bed 2 through bolts, and the second slider 4-10 is slidably connected to the second guide rail 4-9 in the width direction of the lawn mower, the second output shaft 4-8 is vertically arranged and preferably slidably cooperates with the bottom plate 10-1 of the oil tank 10 through a linear bearing or a sleeve 25, and the second rotating shaft 4-1 is driven by the second motor 4-11 preferably through a synchronous wheel 26 and a synchronous belt 27. The second rotating shaft 4-1 can also be directly driven to rotate by the second motor 4-11; when the second rotating shaft 4-1 rotates, it drives the second eccentric wheel 4-2, the second eccentric sleeve connecting rod 4-3, the third swing arm 4-4, the second swing shaft 4-5, the fourth swing arm 4-6, and the second connecting rod 4-7 to drive the second output shaft 4-8 to move up and down in the vertical direction. When the second output shaft 4-8 moves up and down, it drives the second guide rail 4-9, the second slider 4-10, and the second needle bed 2 to move up and down at the same time and implant the grass silk yarn into the grey cloth through the tufting needle 7 to perform flocking work.

[0037] In the present invention, the structure of the first driving mechanism 3 and the second driving mechanism 4 is not limited to the first embodiment, and other structures may also be used. For example, the first crankshaft is used to replace the first rotating shaft 3-1 and the first eccentric wheel 3-2 transmission structure, the second crankshaft is used to replace the second rotating shaft 4-1 and the second eccentric wheel 4-2 transmission structure, and a connecting rod may be used to replace the second swing arm 3-6 and the first connecting rod 3-7 transmission structure or the fourth swing arm 4-6 and the second connecting rod 4-7 transmission structure, etc., which are not shown in the figure.

[0038] As a preferred embodiment of the present invention, Figure 1 ,3 As shown in , 8 and 9, the third driving mechanism 8 includes a third motor 8-1, a first gear 8-2 and a first rack 8-3. The third motor 8-1 is preferably fixedly connected to the first guide rail 3-9 through a bending plate 28 and bolts, the first gear 8-2 is fixedly mounted on the output shaft of the third motor 8-1, the first rack 8-3 is fixedly mounted on the first needle bed 1 through bolts, and the first gear 8-2 is meshed with the first rack 8-3; the fourth driving mechanism 9 includes a fourth motor 9-1, a second gear 9-2 and a second rack 9-3. The fourth motor 9-1 is fixedly connected to the second guide rail 4-9 through a bending plate 29 and bolts, the second gear 9-2 is fixedly mounted on the output shaft of the fourth motor 9-1, the second rack 9-3 is fixedly mounted on the second needle bed 2 through bolts, and the second gear 9-2 is meshed with the second rack 9-3. When working, the first needle bed 1 and the second needle bed are driven by the above-mentioned gear and rack transmission mechanism to make independent reciprocating transverse movements along the width of the lawn mower.

[0039] In the present invention, the third driving mechanism 8 is not limited to the above-mentioned embodiments, and other structures may also be adopted. For example, the third driving mechanism 8 includes a first linear motor with a screw-nut linear motion mechanism, and the first linear motor is preferably fixedly connected to the first output shaft 3-8 or the first guide rail 3-9 through a connecting plate and bolts. The nut in the first linear motor is fixedly connected to the first needle bed 1. When the first linear motor is working, its nut drives the first needle bed 1 to perform independent reciprocating and transverse motion along the width of the lawn mower, which is not shown in the figure; the fourth driving mechanism 9 may also adopt other structures. For example, the fourth driving mechanism 9 includes a second linear motor with a screw-nut linear motion mechanism, and the second linear motor is preferably fixedly connected to the second output shaft 4-8 or the second guide rail 4-9 through a connecting plate and bolts. The nut in the second linear motor is fixedly connected to the second needle bed 2. When the second linear motor is working, its nut drives the second needle bed 2 to perform independent reciprocating and transverse motion along the width of the lawn mower, which is not shown in the figure.

[0040] As a preferred embodiment of the present invention, the first slider 3-10 is slidably connected to the first guide rail 3-9 through a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove, or a rectangular groove, and the second slider 4-10 is slidably connected to the second guide rail 4-9 through a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove, or a rectangular groove, and the figure only shows the circular arc groove structure. Figure 2 , 4, 8, and 9, do not show dovetail grooves, triangular grooves, trapezoidal grooves, or rectangular grooves. In implementation, it is only necessary to set grooves on the top of the first slider 3-10 and the second slider 4-10 and set dovetail-shaped convex blocks, circular arc-shaped convex blocks, triangular convex blocks, trapezoidal convex blocks, or rectangular convex blocks on both sides of the grooves, and set dovetail-shaped grooves, circular arc-shaped grooves, triangular grooves, trapezoidal grooves, or rectangular grooves on both sides of the first guide rail 3-9 and the second guide rail 4-9, and the convex blocks can slide in the corresponding grooves.

[0041] As a preferred embodiment of the present invention, Figure 1 , 3 As shown in FIG. 14 , the oil tank transverse movement mechanism includes a transverse movement motor 11, a transverse movement screw rod 12, a transverse movement nut 13, a transverse movement guide rail 14 and a transverse movement slider 15. Figure 1 , 3 The traverse motor 11 is not shown. The traverse screw 12 is preferably connected to the output shaft of the traverse motor 11 through a speed reducer 30. The traverse nut 13 is threadedly connected to the traverse screw 12. The traverse screw 12 and the traverse guide rail 14 are arranged along the front and rear direction of the lawn mower. The traverse motor 11 and the traverse guide rail 14 are respectively fixedly mounted on the frame 16 of the lawn mower. The traverse nut 13 and the traverse slider 15 are fixedly mounted on the bottom plate 10-1 of the oil tank 10 by bolts, and the traverse slider 15 is slidably matched with the traverse guide rail 14. When working, the traverse motor 11 drives the traverse screw 12 to rotate. When the traverse screw 12 rotates, the oil tank 10 and the first drive mechanism 3, the second drive mechanism 4, the first needle bed 1 and the second needle bed 2 are reciprocated and traverse along the front and rear direction of the lawn mower through the traverse nut 13, the traverse slider 15 and the traverse guide rail 14. The lateral motor 11, lateral screw rod 12, lateral nut 13, lateral guide rail 14 and lateral slider 15 of the present invention are preferably provided on both sides of the oil tank 10. Figure 1 , 3 Of course, it is also possible to set up one set only on one side, and only set up the lateral guide rail 14 and the lateral slider 15 on the other side, which are not shown in the figure.

[0042] In the present invention, the structure of the oil tank transverse movement mechanism is not limited to the above-mentioned embodiment, and other structures may also be used. For example, an electric cylinder, a transverse movement guide rail 14 and a transverse movement slider 15 are used to drive the oil tank 10 to move back and forth in the front and rear directions of the lawn mower. During installation, it is only necessary to fix the output shaft of the electric cylinder to the front side or the rear side of the oil tank 10, or a motor, a rack and pinion transmission mechanism and other structures are used to drive the oil tank 10 to move back and forth in the front and rear directions of the lawn mower. During installation, it is only necessary to fix the rack on the bottom plate 10-1 of the oil tank 10, and the gear is installed on the output shaft of the motor. The oil tank 10 is driven to move laterally through the rack and pinion transmission mechanism, which is not shown in the figure.

[0043] As a preferred embodiment of the present invention, Figures 1 to 12 As shown, the cross-sections of the first needle bed 1 and the second needle bed 2 are both T-shaped, and of course they can also be rectangular, L-shaped or other shapes. The spacing distance between the first needle bed 1 and the second needle bed 2 is L, L ≥ 0.1 mm, and a plurality of first hole portions 1-1 arranged at intervals along the length direction of the first needle bed 1 and used for installing the tufting needles 7 are provided on the bottom surface of the first needle bed 1, and a plurality of second hole portions 2-1 arranged at intervals along the length direction of the second needle bed 2 and used for installing the tufting needles 7 are provided on the bottom surface of the second needle bed 2; the first needle seat 5 and the second needle seat 6 are preferably blocks with L-shaped cross-sections, and of course they can also be rectangular, right-angled trapezoidal or other shapes, and a third hole for installing the tufting needle 7 is provided on the bottom surface of the first needle seat 5 Part 5-1, a fourth hole part 6-1 for installing a tufting needle 7 is opened on the bottom surface of the second needle seat 6, the tufting needle 7 has a needle rod 7-1 and a threading hole 7-2 arranged at the bottom of the needle rod 7-1, the needle rod 7-1 is adapted to the size and shape of the first hole part 1-1, the second hole part 2-1, the third hole part 5-1 and the fourth hole part 6-1, the first hole part 1-1, the second hole part 2-1, the third hole part 5-1 and the fourth hole part 6-1 of the present invention are preferably round holes, and the needle rod 7-1 is a round rod. When installing, it is only necessary to insert the needle rod 7-1 of the tufting needle 7 into the first hole part 1-1, the second hole part 2-1, the third hole part 5-1 and the fourth hole part 6-1, and fix them by tightening screws.

[0044] As a preferred embodiment of the present invention, Fig.13In the rhombus lawn pattern shown, the distance between two adjacent grass yarns 17 in the width direction of the artificial lawn is W, where W is one needle pitch, the distance between the tufting needles 7 installed on the two adjacent first needle seats 5 of the first needle bed 1 is n x W, where n is an integer greater than or equal to 3, i.e., greater than or equal to 3 needle pitches, and the distance between the tufting needles 7 installed on the two adjacent second needle seats 6 of the second needle bed 2 is n x W, where n is an integer greater than or equal to 3, i.e., greater than or equal to 3 needle pitches. In actual operation, the distance between the tufting needles 7 on the two adjacent first needle seats 5 can be adjusted to, for example, 5, 8, 12 needle pitches, etc. according to the lawn pattern, and the distance between the tufting needles 7 on the two adjacent second needle seats 6 can be adjusted to, for example, 5, 8, 12 needle pitches, etc., and the operation is very convenient.

[0045] As a working mode of the present invention, the tufting needles 7 installed on the first needle seat 5 of the first needle bed 1 and the tufting needles 7 installed on the second needle seat 6 of the second needle bed 2 are preferably inserted into grass silk yarns of different colors, see Figure 8 The grey cloth 31 is pulled by the mop fork 32 of the lawn mower to move from the back of the machine to the front of the machine. The mop fork 32 of the present invention can also be replaced by a traction roller. The grey cloth 31 is pulled by the traction roller to move from the back of the machine to the front of the machine. The traction roller is not shown in the figure. The third driving mechanism 8 drives the first needle bed 1 and the tufting needles 7 on the first needle seat 5, and the fourth driving mechanism 9 drives the second needle bed 2 and the tufting needles 7 on the second needle seat 6. At the same time, they move horizontally according to the set distance or needle pitch, or move horizontally alone or alternately to the flocking position. The first needle bed 1 is driven by the first driving mechanism 3, and the second needle bed 2 is driven by the second driving mechanism 4. At the same time, or individually or alternately, they move up and down in the vertical direction to flock the grey cloth 31. In the continuous operation process of the mop fork traction, the needle bed lateral movement and the up and down movement flocking, different shapes of diamond, heart, triangle, T or L shape or other lawn patterns or shapes designed by themselves, and lawn products of different colors can be realized. Fig.13 Only diamond-shaped lawn patterns are shown, and lawn patterns of other shapes are not shown.

[0046] As another working mode of the present invention, the tufting needles 7 installed at the bottom of the first needle bed 1 and the tufting needles 7 installed at the bottom of the second needle bed 2 are preferably inserted with grass yarns of different colors, see Fig.14The oil tank 10 is driven by the oil tank 10 and the flocking mechanism composed of the first driving mechanism 3, the second driving mechanism 4, etc. installed in the oil tank 10 to move back and forth along the front and rear direction of the lawn mower, so that the first needle bed 1 and the second needle bed 2 can be accurately changed to the working position. In the continuous operation process of the mopping fork pulling, the oil tank moving horizontally and the first needle bed 1 or the second needle bed 2 moving up and down, rectangular strip lawn patterns and square block lawn patterns, and lawn products of different colors can be produced. Fig.17 Only rectangular strips of lawn pattern are shown.

[0047] After trial, the present invention can not only produce products with rectangular long strip lawn patterns and square block lawn patterns, but also produce products with different shapes of diamond, heart, triangle, T, L or other self-designed lawn patterns or shapes, and lawn products of different colors, which can better meet the needs of users for ordinary pattern lawns and multi-pattern fancy lawns, and has a simple structure, easy implementation, low manufacturing cost, and has achieved good results.

Claims

1. A multifunctional lawn mower for producing artificial turf, comprising an oil tank (10) and a first needle bed (1) and a second needle bed (2) arranged horizontally along the width of the lawn mower and in the shape of a long strip, wherein the bottom of the first needle bed (1) is detachably mounted with a plurality of tufting needles (7) arranged at intervals along the length direction of the first needle bed (1), and the bottom of the second needle bed (2) is detachably mounted with a plurality of tufting needles (7) arranged at intervals along the length direction of the second needle bed (2), wherein the first needle bed (1) is driven by a first drive mechanism (3) installed in the oil tank (10) to move up and down in a vertical direction, and the second needle bed (2) is driven by a second drive mechanism (4) installed in the oil tank (10) to move up and down in a vertical direction, and wherein: The first needle bed (1) and the second needle bed (2) are arranged in parallel with each other in the front and rear directions of the lawn mower. A plurality of first needle seats (5) arranged along the length direction of the first needle bed (1) are detachably mounted on the rear side of the first needle bed (1). A plurality of second needle seats (6) arranged along the length direction of the second needle bed (2) are detachably mounted on the front side of the second needle bed (2). Each first needle seat (5) is mounted with a vertically arranged tufting needle (7). Each second needle seat (6) is mounted with a vertically arranged tufting needle (7). The tufting needles (7) mounted on the first needle seat (5) of the first needle bed (1) and the tufting needles (7) mounted on the second needle bed The tufting needles (7) on the second needle seat (6) of the lawn mower (2) are arranged staggered with each other in the width direction of the lawn mower, and the tufting needles (7) installed on the first needle seat (5) of the first needle bed (1) and the tufting needles (7) installed on the second needle seat (6) of the second needle bed (2) are located on the same horizontal line (A) in the width direction of the lawn mower. The first needle bed (1) is driven by a third driving mechanism (8) to independently reciprocate and move transversely in the width direction of the lawn mower, and the second needle bed (2) is driven by a fourth driving mechanism (9) to independently reciprocate and move transversely in the width direction of the lawn mower. The oil tank (10) is driven by an oil tank transverse movement mechanism to reciprocate and move transversely in the front and rear directions of the lawn mower.

2. The multifunctional lawn machine for producing artificial turf according to claim 1, characterized in that: The first driving mechanism (3) comprises a first rotating shaft (3-1), a first eccentric wheel (3-2), a first eccentric sleeve connecting rod (3-3), a first swing arm (3-4), a first swing shaft (3-5), a second swing arm (3-6), a first connecting rod (3-7), a first output shaft (3-8), a first guide rail (3-9) and a first sliding block (3-10); the first swing shaft (3-5) and the first rotating shaft (3-1) are arranged in parallel up and down and are rotatably mounted in the oil tank (10); the first eccentric wheel (3-2) is fixedly mounted on the first rotating shaft (3-1); the lower end of the first eccentric sleeve connecting rod (3-3) is sleeved on the first eccentric wheel (3-2); the upper end of the first eccentric sleeve connecting rod (3-3) is rotatably connected to one end of the first swing arm (3-4); the other end of the first swing arm (3-4) is rotatably connected to the first output shaft (3-8); the first output shaft (3-8) is rotatably mounted on the second output shaft (3-9); the first output shaft (3-8) is rotatably mounted on the second output shaft (3-10); the first output shaft (3-1 ... One end is fixedly connected to the first swing shaft (3-5), one end of the second swing arm (3-6) is fixedly connected to the first swing shaft (3-5), the other end of the second swing arm (3-6) is rotatably connected to the upper end of the first connecting rod (3-7), the lower end of the first connecting rod (3-7) is rotatably connected to the upper end of the first output shaft (3-8), the lower end of the first output shaft (3-8) is fixedly connected to the first guide rail (3-9), the first slider (3-10) is fixedly mounted on the first needle bed (1) and the first slider (3-10) is slidably connected to the first guide rail (3-9) in the width direction of the lawn mower, the first output shaft (3-8) is vertically arranged and slidably matched with the bottom plate (10-1) of the oil tank (10), and the first rotating shaft (3-1) is driven to rotate by a first motor (3-11);The second driving mechanism (4) comprises a second rotating shaft (4-1), a second eccentric wheel (4-2), a second eccentric sleeve connecting rod (4-3), a third swing arm (4-4), a second swing shaft (4-5), a fourth swing arm (4-6), a second connecting rod (4-7), a second output shaft (4-8), a second guide rail (4-9) and a second slider (4-10); the second swing shaft (4-5) and the second rotating shaft (4-1) are arranged in parallel up and down and are rotatably mounted in the oil tank (10); the second eccentric wheel (4-2) is fixedly mounted on the second rotating shaft (4-1); the lower end of the second eccentric sleeve connecting rod (4-3) is sleeved on the second eccentric wheel (4-2); the upper end of the second eccentric sleeve connecting rod (4-3) is rotatably connected to one end of the third swing arm (4-4); the other end of the third swing arm (4-4) is rotatably connected to the second eccentric wheel (4-2); One end is fixedly connected to the second swing shaft (4-5), one end of the fourth swing arm (4-6) is fixedly connected to the second swing shaft (4-5), the other end of the fourth swing arm (4-6) is rotatably connected to the upper end of the second connecting rod (4-7), the lower end of the second connecting rod (4-7) is rotatably connected to the upper end of the second output shaft (4-8), the lower end of the second output shaft (4-8) is fixedly connected to the second guide rail (4-9), the second slider (4-10) is fixedly mounted on the second needle bed (2) and the second slider (4-10) is slidably connected to the second guide rail (4-9) in the width direction of the lawn mower, the second output shaft (4-8) is vertically arranged and slidably matched with the bottom plate (10-1) of the oil tank (10), and the second rotating shaft (4-1) is driven to rotate by the second motor (4-11). ; 3. The multifunctional lawn machine for producing artificial turf according to claim 2, characterized in that: The third driving mechanism (8) comprises a third motor (8-1), a first gear (8-2) and a first rack (8-3); the third motor (8-1) is fixedly connected to the first guide rail (3-9); the first gear (8-2) is fixedly mounted on the output shaft of the third motor (8-1); the first rack (8-3) is fixedly mounted on the first needle bed (1); the first gear (8-2) and the first rack (8-3) are meshed with each other; the fourth driving mechanism (9) comprises a fourth motor (9-1), a second gear (9-2) and a second rack (9-3); the fourth motor (9-1) is fixedly connected to the second guide rail (4-9); the second gear (9-2) is fixedly mounted on the output shaft of the fourth motor (9-1); the second rack (9-3) is fixedly mounted on the second needle bed (2); the second gear (9-2) and the second rack (9-3) are meshed with each other.

4. The multifunctional lawn machine for producing artificial turf according to claim 2, characterized in that: The third drive mechanism (8) comprises a first linear motor with a screw-nut linear motion mechanism, the first linear motor is fixedly connected to the first output shaft (3-8) or the first guide rail (3-9), and the nut in the first linear motor is fixedly connected to the first needle bed (1); the fourth drive mechanism (9) comprises a second linear motor with a screw-nut linear motion mechanism, the second linear motor is fixedly connected to the second output shaft (4-8) or the second guide rail (4-9), and the nut in the second linear motor is fixedly connected to the second needle bed (2).

5. The multifunctional lawn machine for producing artificial turf according to claim 2, characterized in that: The first slider (3-10) is slidably connected to the first guide rail (3-9) via a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove or a rectangular groove structure, and the second slider (4-10) is slidably connected to the second guide rail (4-9) via a dovetail groove, a circular arc groove, a triangular groove, a trapezoidal groove or a rectangular groove structure.

6. The multifunctional lawn machine for producing artificial turf according to claim 1, characterized in that: The oil tank transverse movement mechanism comprises a transverse movement motor (11), a transverse movement screw rod (12), a transverse movement nut (13), a transverse movement guide rail (14) and a transverse movement slider (15); the transverse movement screw rod (12) is connected to the output shaft of the transverse movement motor (11); the transverse movement nut (13) is threadedly connected to the transverse movement screw rod (12); the transverse movement screw rod (12) and the transverse movement guide rail (14) are arranged along the front and rear direction of the lawn mower; the transverse movement motor (11) and the transverse movement guide rail (14) are respectively fixedly mounted on the frame (16) of the lawn mower; the transverse movement nut (13) and the transverse movement slider (15) are fixedly mounted on the bottom plate (10-1) of the oil tank (10); and the transverse movement slider (15) is slidably matched with the transverse movement guide rail (14).

7. The multifunctional lawn machine for producing artificial turf according to claim 1, characterized in that: The cross-sections of the first needle bed (1) and the second needle bed (2) are both T-shaped. The spacing distance between the first needle bed (1) and the second needle bed (2) is L, L ≥ 0.1 mm. A plurality of first holes (1-1) arranged at intervals along the length direction of the first needle bed (1) and used for mounting tufting needles (7) are provided on the bottom surface of the first needle bed (1). A plurality of second holes (2-1) arranged at intervals along the length direction of the second needle bed (2) and used for mounting tufting needles (7) are provided on the bottom surface of the second needle bed (2). The first needle seat (5) and the second needle seat (6) The blocks are all L-shaped in cross section, a third hole portion (5-1) for mounting a tufting needle (7) is provided on the bottom surface of the first needle seat (5), and a fourth hole portion (6-1) for mounting the tufting needle (7) is provided on the bottom surface of the second needle seat (6), the tufting needle (7) comprises a needle bar (7-1) and a threading hole (7-2) arranged at the bottom of the needle bar (7-1), and the needle bar (7-1) is adapted in size and shape to the first hole portion (1-1), the second hole portion (2-1), the third hole portion (5-1) and the fourth hole portion (6-1).

8. The multifunctional lawn machine for producing artificial turf according to any one of claims 1 to 7, characterized in that: The distance between two adjacent grass yarns (17) in the width direction of the artificial turf is W, the distance between the tufting needles (7) installed on the two adjacent first needle seats (5) of the first needle bed (1) is n x W, and the distance between the tufting needles (7) installed on the two adjacent second needle seats (6) of the second needle bed (2) is n x W, where n is an integer greater than or equal to 3.

Images