CN111066452B

CN111066452B - Mower dragging arm

Info

Publication number: CN111066452B
Application number: CN201911291413.9A
Authority: CN
Inventors: 徐友伟; 尤志伟; 尤国富
Original assignee: Yancheng Cross Machinery Manufacture Co ltd
Current assignee: Yancheng Cross Machinery Manufacture Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-08-24
Anticipated expiration: 2039-12-16
Also published as: CN111066452A

Abstract

The invention discloses a mower dragging arm and relates to the technical field of mowers. Through pulling the arm subassembly, including pulling the arm, the guide bar, the screw thread post, fixed link and fixed block, the surface cover that pulls the arm has a positioning sleeve, first rotation axis is installed to positioning sleeve's the formula that leads to in the surface, the other end fixed mounting of first rotation axis has the fixed block, the one end fixed mounting of fixed block has the support connecting rod, the other end of support connecting rod leads to the formula and installs the second rotation axis, the other end fixed mounting of second rotation axis has screw thread sleeve, the formula is installed rotatory piece in the both ends that pull the arm leads to, the both ends fixed mounting of guide bar has the stopper, the one end cover of guide bar has guide sleeve, the one end fixed mounting of screw thread post has the stopper, the other end fixed mounting of screw thread post has rotatory handle, solved when the people crowd in the face of difference, fixed arm that pulls is just inconvenient, the problem of corresponding height-adjusting.

Description

Mower dragging arm

Technical Field

The invention relates to the technical field of mowers, in particular to a mower drag arm.

Background

Mowers are also known as weed trimmers, lawnmowers, lawn trimmers, and the like. The mower is a mechanical tool for trimming lawn and vegetation, and is composed of cutter head, engine, walking wheels, walking mechanism, blades, handrail and control unit.

The cutter head is arranged on the travelling wheel, the engine is arranged on the cutter head, the blade is arranged on the output shaft of the engine, the blade is greatly improved in speed by utilizing the high-speed rotation of the engine, the operation time of weeding workers is saved, and a large amount of manpower resources are reduced.

However, the trailing arm of a conventional mower has some drawbacks, such as: when facing different user groups, the fixed towing arm is inconvenient and cannot correspondingly adjust the height, and the fixed structure of the towing arm ensures that the occupied space is large and the corresponding adjustment cannot be carried out.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a mower towing arm, which solves the problems that when different user groups are faced, the fixed towing arm is inconvenient, the height can not be correspondingly adjusted, and the fixed structure of the towing arm occupies a large space and can not be correspondingly adjusted.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a lawn mower drags arm, includes the organism lid, bottom one side of organism lid is provided with a pair of front wheel, the bottom opposite side of organism lid is provided with a pair of rear wheel, the top of organism lid is provided with the cutting machine, the side is provided with first spacing screw thread telescopic link around the top of organism lid, one side that the side is located first spacing screw thread telescopic link around the top of organism lid is provided with the spacing screw thread telescopic link of second, one side of organism lid is provided with drags the arm component.

Further, pull arm component, including pulling arm, guide bar, screw thread post, fixed link and fixed block, the surface cover that pulls the arm has a positioning sleeve, first rotation axis is installed to the formula of leading to on the surface of positioning sleeve, the other end fixed mounting of first rotation axis has the fixed block, the one end fixed mounting of fixed block has the support connecting rod, the other end of support connecting rod leads to the formula and installs the second rotation axis, the other end fixed mounting of second rotation axis has screw thread sleeve, pull the both ends of arm and lead to the formula and install rotatory piece, the both ends fixed mounting of guide bar has the stopper, the one pot head of guide bar has guide sleeve, the one end fixed mounting of screw thread post has the stopper, the other end fixed mounting of screw thread post has rotatory handle.

Further, the dragging arm is a U-shaped rod, and the fixed connecting rod is arranged inside the dragging arm.

Further, the fixed block is fixedly arranged on the upper surface of the machine body cover, and the fixed block and the rotating block are rotatably arranged.

Furthermore, the number of the first rotating shafts, the number of the positioning sleeves, the number of the supporting connecting rods and the number of the fixing blocks are two, and the two rotating shafts, the positioning sleeves, the supporting connecting rods and the fixing blocks are symmetrically arranged on the center line of the dragging arm.

Further, a second rotating shaft is fixedly mounted on the outer wall of the guide sleeve, and a second rotating shaft is fixedly mounted on the outer wall of the threaded sleeve.

Furthermore, the first limiting thread sleeve rod and the second limiting thread sleeve rod are coaxially arranged.

Further, the screw thread post and the guide rod are both arranged inside the first limiting screw thread sleeve rod and the second limiting screw thread sleeve rod in a penetrating mode.

The invention provides a mower trailing arm. Compared with the prior art, the method has the following beneficial effects:

1. the mower dragging arm comprises a dragging arm, a guide rod, a threaded column, a fixed connecting rod and a fixed block, wherein a positioning sleeve is sleeved on the surface of the dragging arm, a first rotating shaft is installed on the surface of the positioning sleeve in an insertion manner, the other end of the first rotating shaft is fixedly provided with the fixed block, one end of the fixed block is fixedly provided with a supporting connecting rod, the other end of the supporting connecting rod is installed with a second rotating shaft in an insertion manner, a threaded sleeve is fixedly installed on the other end of the second rotating shaft, rotating blocks are installed on the two ends of the dragging arm in an insertion manner, limiting blocks are fixedly installed on the two ends of the guide rod, one end of the guide rod is sleeved with the guide sleeve, a limiting block is fixedly installed on one end of the threaded column, a rotating handle is fixedly installed on the other end of the threaded column, the fixed block is fixedly installed on the upper surface of a machine body cover, and the fixed block and the rotating block are rotatably installed, the threaded column and the guide rod are arranged inside the first limit threaded sleeve rod and the second limit threaded sleeve rod in a penetrating mode, and the problems that when the user groups face different users, the fixed towing arm is inconvenient and the height cannot be adjusted correspondingly are solved.

2. The mower dragging arm comprises a dragging arm and a guide rod through a dragging arm component, the screw thread post, fixed link rod and fixed block, the surface cover that pulls the arm has positioning sleeve, positioning sleeve's surface leads to the income formula and installs first rotation axis, the other end fixed mounting of first rotation axis has the fixed block, the one end fixed mounting of fixed block has the support connecting rod, the other end of support connecting rod leads to the income formula and installs the second rotation axis, the other end fixed mounting of second rotation axis has screw sleeve, the both ends that pull the arm lead to the income formula and install rotatory piece, the both ends fixed mounting of guide bar has the stopper, the pot head of guide bar has guide sleeve, the one end fixed mounting of screw thread post has the stopper, the other end fixed mounting of screw thread post has rotatory handle, the fixed knot who has solved the arm that pulls just makes occupation space big, can not do the problem of corresponding adjustment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a drag arm assembly of the present invention.

In the figure: 1. a cutter; 2. a body cover; 3. a front wheel; 4. a first limit threaded sleeve rod; 5. a rear wheel; 6. a second limiting threaded sleeve rod; 7. a drag arm assembly; 701. a drag arm; 702. a first rotating shaft; 703. a positioning sleeve; 704. a second rotation shaft; 705. a guide bar; 706. a limiting block; 707. a threaded post; 708. a threaded sleeve; 709. rotating the handle; 710. a support link; 711. a fixed block; 712. a fixed connecting rod; 713. rotating the block; 714. a fixed block; 715. a guide sleeve.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-3, the present invention provides a technical solution: a mower trailing arm comprises a machine body cover 2, a pair of front wheels 3 is arranged on one side of the bottom of the machine body cover 2, a pair of rear wheels 5 is arranged on the other side of the bottom of the machine body cover 2, a cutting machine 1 is arranged on the top of the machine body cover 2, first limit thread sleeve rods 4 are arranged on the front side and the rear side of the top of the machine body cover 2, second limit thread sleeve rods 6 are arranged on the front side and the rear side of the top of the machine body cover 2, which are positioned on one side of the first limit thread sleeve rods 4, the first limit thread sleeve rods 4 and the second limit thread sleeve rods 6 are coaxially arranged, a trailing arm assembly 7 is arranged on one side of the machine body cover 2, the trailing arm assembly 7 comprises a trailing arm 701, a guide rod 705, a threaded column 707, a fixed connecting rod 712 and a fixed block 714, the trailing arm 701 is a U-shaped rod, the fixed connecting rod 712 is arranged inside the trailing arm 701, the threaded column 707 and the guide rod 705 are both arranged inside the first limit thread sleeve rods 4 and the second limit thread sleeve rods 6, the surface of the dragging arm 701 is sleeved with a positioning sleeve 703, the surface of the positioning sleeve 703 is provided with a first rotating shaft 702 in a through type, the other end of the first rotating shaft 702 is fixedly provided with a fixed block 711, one end of the fixed block 711 is fixedly provided with a supporting connecting rod 710, the first rotating shaft 702, the positioning sleeve 703, the supporting connecting rod 710 and the fixed block 711 are all provided with two parts and are symmetrically arranged with the center line of the dragging arm 701, the other end of the supporting connecting rod 710 is provided with a second rotating shaft 704 in a through type, the other end of the second rotating shaft 704 is fixedly provided with a threaded sleeve 708, the two ends of the dragging arm 701 are provided with rotating blocks 713 in a through type, the fixed block 714 is fixedly arranged on the upper surface of the machine body cover 2, the fixed block 714 and the rotating blocks 713 are rotatably arranged, the two ends of the guide rod 705 are fixedly provided with a limiting block 706, one end of the guide rod 705 is sleeved with a guide sleeve 715, and the outer wall of the guide sleeve 715 is fixedly provided with the second rotating shaft 704, a second rotating shaft 704 is fixedly installed on the outer wall of the threaded sleeve 708, a limiting block 706 is fixedly installed at one end of the threaded column 707, and a rotating handle 709 is fixedly installed at the other end of the threaded column 707.

During the use, we drive the screw thread post 707 to rotate through rotating rotatory handle 709, because the outer wall of screw thread post 707 is the screw thread, the inner wall of screw sleeve 708 is the screw thread, we guarantee that screw sleeve 708 is motionless, and then make screw sleeve 708 be the seesaw, it is rotatory to drive support connecting rod 710, thereby make and pull arm 701 rotatory round turning block 713, thereby reach the purpose of height-adjusting, stopper 706 is limiting displacement, guide sleeve 715 and guide bar 705 play the effect of assistance-localization real-time support, because the structure is the formula of registing, make the dismouting extremely convenient, thereby reach the initial purpose of device.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.

Claims

1. A mower trailing arm comprising a body cover (2), characterized in that: a pair of front wheels (3) is arranged on one side of the bottom of the machine body cover (2), a pair of rear wheels (5) is arranged on the other side of the bottom of the machine body cover (2), a cutting machine (1) is arranged on the top of the machine body cover (2), a pair of first limiting thread sleeve rods (4) arranged on the left side and the right side of the machine body cover (2) are arranged on the rear side of the top of the machine body cover (2), a pair of second limiting thread sleeve rods (6) arranged on the left side and the right side of the machine body cover (2) are arranged on the front side of the top of the machine body cover (2), and the first limiting thread sleeve rods (4) and the second limiting thread sleeve rods (6) on the left side and the right side are coaxially arranged;

a dragging arm assembly (7) is arranged on the rear side of the machine body cover (2), the dragging arm assembly (7) comprises a dragging arm (701), a guide rod (705), a threaded column (707), a fixed connecting rod (712) and a fixed block I (714), the dragging arm (701) is a U-shaped rod, and the fixed connecting rod (712) is arranged inside the dragging arm (701); the threaded column (707) penetrates through the insides of a first limiting threaded sleeve rod (4) and a second limiting threaded sleeve rod (6) on the left side of the machine body cover (2), and the guide rod (705) penetrates through the insides of the first limiting threaded sleeve rod (4) and the second limiting threaded sleeve rod (6) on the right side of the machine body cover (2); the two fixing blocks I (714) are fixedly arranged on the left side and the right side of the upper surface of the machine body cover (2), two ends of an opening of the U-shaped rod are respectively provided with a rotating block (713) in a penetrating manner, and the fixing block I (714) on each side is rotatably arranged with the rotating block (713) on the corresponding side;

positioning sleeves (703) are sleeved on the surfaces of the left side and the right side of the U-shaped rod, a first rotating shaft (702) is installed on the surface of each positioning sleeve (703) in an access mode, a fixed block II (711) is fixedly installed at the other end of each first rotating shaft (702), a supporting connecting rod (710) is fixedly installed at the lower end of each fixed block II (711), a second rotating shaft (704) is installed at the other end of each supporting connecting rod (710) in an access mode, a threaded sleeve (708) is fixedly installed at the other end of the second rotating shaft (704) on the left side, a guide sleeve (715) is fixedly installed at the other end of the second rotating shaft (704) on the right side, the guide rod (705) penetrates through the guide sleeve (715), and the threaded column (707) penetrates through the threaded sleeve (708); the two ends of the guide rod (705) are fixedly provided with limiting blocks (706), the front end of the threaded column (707) is fixedly provided with a limiting block (706), the rear end of the threaded column (707) is fixedly provided with a rotating handle (709), and the first rotating shaft (702), the locating sleeve (703), the supporting connecting rod (710) and the fixing block II (711) are symmetrically arranged with the center line of the dragging arm (701).