CN219981556U

CN219981556U - Weeding machine

Info

Publication number: CN219981556U
Application number: CN202321232742.8U
Authority: CN
Inventors: 韩正奇
Original assignee: Shandong Jingheng Technology Co ltd
Current assignee: Shandong Jingheng Technology Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-11-10
Anticipated expiration: 2033-05-22

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a weeding machine, wherein a cutting assembly is arranged in the middle of a frame and comprises a rotating source and a cutter head, the bottom of the rotating source is provided with a rotating shaft, the radial direction of the rotating shaft is provided with a clamping piece, one end of the clamping piece, which is far away from the rotating shaft, is provided with threads, the top of the cutter head is provided with a sleeve, the sleeve is sleeved on the outer wall of the rotating shaft, the vertical direction of the side wall of the sleeve is provided with a sliding groove, the horizontal direction of the side wall of the sleeve is provided with a plurality of arc-shaped height adjusting grooves, the initial end of the height adjusting groove is communicated with the sliding groove, and the clamping piece passes through the height adjusting grooves and is in threaded connection with nuts.

Description

Weeding machine

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a weeding machine.

Background

The weeder is also called a mower, a lawnmower, a lawn trimmer and the like. A mower is a mechanical tool for trimming lawns, vegetation and the like, and consists of a cutter, an engine, travelling wheels, a frame, armrests and a control part. The engine is connected with the rotating shaft in a transmission way, the blade is arranged on the rotating shaft, and the blade cuts weeds by utilizing high-speed rotation of the engine, so that the working time of weeding workers is saved, and a large amount of human resources are reduced.

The bottom of the existing weeding machine frame is provided with a rotating shaft, the frame is supported by wheels, and the distance from the bottom of the frame to the ground is certain, so that the distance from a cutter to the ground is certain, and the pruning height cannot be adjusted when plants are pruned; in the use of the weeder, small hard objects such as stones can damage the blade structure of the weeder, damage the inside of the weeder and reduce the service life of the weeder.

CN 205657131U discloses a crushing weeder, comprising a frame, a pushing handle, wheels, an engine, a crusher and a weeder; the weeding machine is movably connected to the frame; the engine is arranged above the weeding machine and is in transmission connection with the weeding machine; the crusher is movably connected to the frame and is positioned behind the weeding machine; the feeding hole of the crusher is in butt joint with the discharging hole of the weeding machine; the rotating shaft of the crusher is driven by the power output shaft of the engine through a belt; the wheels are rotatably arranged below the frame; the pushing hands are movably connected to the rear of the frame, so that plants can be effectively trimmed, but in the using process of the weeding machine, small hard objects such as stones can damage the blade structure of the weeding machine.

Disclosure of Invention

The utility model provides a weeding machine, which comprises the following specific embodiments:

the utility model provides a weeder, includes frame and cutting assembly, the middle part in the frame is installed to the cutting assembly, the cutting assembly includes rotary source and blade disc, the bottom of rotary source sets up the axis of rotation, be equipped with the fastener on the radial of axis of rotation, the one end that the axis of rotation was kept away from to the fastener is equipped with the screw thread, the top of blade disc sets up the sleeve, the sleeve cover is established on the outer wall of axis of rotation, set up the sliding tray in the vertical direction of sleeve lateral wall, set up a plurality of curved altitude mixture control grooves on the horizontal direction of sleeve lateral wall, altitude mixture control groove's starting end and sliding tray intercommunication, the fastener passes altitude mixture control groove and with nut threaded connection.

Further, the frame includes the backup pad, rotatory source is installed in the backup pad, the cylindricality brace table that is triangle-shaped and distributes is installed to the backup pad bottom, the below of cylindricality brace table is equipped with the pulley, the top of frame is equipped with the push rod.

Further, a weeder still includes that the stone pushes away keeps off the subassembly, the stone pushes away keeps off the subassembly and includes the connecting rod, the top at connecting rod both ends is equipped with the check and keeps off the light pole, and the top at middle part is equipped with the check and keeps off the screw rod, the check keeps off the screw rod and passes through two positioning nut to be fixed in the backup pad, the below of connecting rod is equipped with a plurality of evenly distributed's check and keeps off the tooth along its length direction.

Further, the cutter head is of a hexagonal structure, a plurality of through holes are formed in each corner of the cutter head, a cutting knife is arranged on the lower end face of the cutter head, and the cutting knife is connected with the through holes through bolts.

Further, the cutting knife is arranged on each angle of the cutterhead at a certain angle, and the angle is 0-60 degrees.

Furthermore, saw teeth are arranged on two sides of the cutting knife.

Further, an anti-skid sleeve is sleeved at the top of the push rod.

Furthermore, the bottom of the grid gear teeth is provided with inclined spines.

Further, the middle part of backup pad is close to the edge and is equipped with bilateral symmetry's mounting hole, the mounting hole is equipped with the apron, the one end and the backup pad bolted connection of apron, the other end of apron set up the joint arch with the fixed orifices joint of backup pad.

Further, a plane structure is arranged on the vertical direction of the outer side wall of the sleeve, and the plane structure is located at a position corresponding to the termination end of the height adjusting groove.

Further, a vibration damping gasket is clamped between the rotary source and the supporting plate.

By adopting the technical scheme, the utility model has the beneficial technical effects that:

1. the cutting assembly comprises a cutter head, a sleeve is arranged at the top of the cutter head, a sliding groove is arranged in the vertical direction of the side wall of the sleeve, a plurality of arc-shaped height adjusting grooves are arranged in the horizontal direction of the side wall of the sleeve, the starting end of each height adjusting groove is communicated with the corresponding sliding groove, and the height of the cutter head can be adjusted through the corresponding height adjusting groove, so that the trimming height can be adjusted conveniently;

2. the stone pushing block assembly is arranged in the utility model, and comprises the grid block teeth which can push the stones on the trimmed road away, so that the damage caused by collision between the cutting blade and the stones is avoided, the service life of the device is prolonged, and the height of the grid block teeth can be adjusted through the grid block screw and the positioning nut, so that the device is convenient and flexible to use.

Drawings

FIG. 1 is a schematic diagram of a weeding machine according to the present utility model;

FIG. 2 is a schematic view of the structure of the frame and cutting assembly of the present utility model;

FIG. 3 is a schematic view of a cutting assembly according to the present utility model;

FIG. 4 is a schematic view of the structure of the cover plate of the present utility model;

FIG. 5 is a schematic view of a stone pusher assembly according to the present utility model;

fig. 6 is a schematic structural diagram of a weeding machine according to the second embodiment of the present utility model.

Reference numerals illustrate:

1. the machine frame, 2, the cutting component, 3, the stone pushing and blocking component,

11. a supporting plate, 12, a cylindrical supporting table, 13, pulleys, 14, push rods, 15, mounting holes, 16, a cover plate, 17 and a vibration damping gasket,

141. an anti-skid sleeve 161 and a clamping bulge,

21. a rotary source 22, a cutter head 23, a sleeve,

211. a rotation shaft 212, a clip 221, a through hole 222, a cutter 223, a serration 231, a sliding groove 232, a height adjusting groove 233, a plane structure,

31. a connecting rod, 32, a polish rod, 33, a check screw, 34, check teeth, 35 and a positioning nut,

341. a spike.

Detailed Description

The following describes specific embodiments of the utility model with reference to the drawings and examples:

it should be noted that the structures, proportions, sizes, etc. shown in the drawings are merely for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the appended claims.

Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

In embodiment 1 and referring to fig. 1-3, a weeding machine comprises a frame 1 and a cutting assembly 2, wherein the cutting assembly 2 is installed in the middle of the frame 1, the cutting assembly 2 comprises a rotating source 21 and a cutter disc 22, a rotating shaft 211 is arranged at the bottom of the rotating source 21, a clamping piece 212 is arranged in the radial direction of the rotating shaft 211, a thread is arranged at one end, far away from the rotating shaft 211, of the clamping piece 212, a sleeve 23 is arranged at the top of the cutter disc 22, the sleeve 23 is sleeved on the outer wall of the rotating shaft 211, a sliding groove 231 is arranged in the vertical direction of the side wall of the sleeve 23, a plurality of arc-shaped height adjusting grooves 232 are arranged in the horizontal direction of the side wall of the sleeve 23, the starting end of the height adjusting groove 232 is communicated with the sliding groove 231, the clamping piece 212 passes through the height adjusting groove 232 and is in threaded connection with a nut, when the cutter disc 22 is installed, the clamping piece 212 passes through the sliding groove 231, then the height adjusting groove 232 is fixed on the rotating shaft 211 through the nut, and when the height of the cutter disc 22 needs to be adjusted, the operator can take down the nut from the clamping piece 212 and adjust the height of the cutter disc to the height properly, and the height of the cutter disc is adjusted by screwing the nut.

A planar structure 233 is arranged on the outer side wall of the sleeve 23 in the vertical direction, the planar structure 233 is located at a position corresponding to the end of the height adjusting groove 232, and the planar structure 233 increases the contact area between the nut and the sleeve 23, so that the device is more fastened.

The cutter head 22 is of a hexagonal structure, a plurality of through holes 221 are formed in each corner of the cutter head 22, a cutter blade 222 is arranged on the lower end face of the cutter head 22, the cutter blade 222 is connected with the through holes 221 through bolts, the cutter blade 222 is installed on each corner of the cutter head 22 at a certain angle, the angle is 0-60 degrees, saw teeth 223 are formed in two sides of the cutter blade 222, the cutter blade 222 can be prevented from rotating in the trimming process, and meanwhile, the hexagonal cutter head 22 achieves rapid trimming of plants.

Embodiment 2, combine fig. 2, fig. 4 and fig. 6, frame 1 includes backup pad 11, rotatory source 21 is installed on backup pad 11, the cylindricality brace table 12 that is triangle-shaped distribution is installed to backup pad 11 bottom, the below of cylindricality brace table 12 is equipped with pulley 13, the top of frame 1 is equipped with push rod 14, and push rod 14 top cover is equipped with anti-skidding cover 141, and backup pad 11 can prevent weeds at the in-process of building and splash, plays the guard action to the people, and pulley 13 can be convenient for operating personnel mobile device, alleviates the fatigue of long-time gripping device, and anti-skidding cover 141 plays the antiskid effect.

The vibration damping gasket 17 is clamped between the rotary source 21 and the supporting plate 11, and the vibration damping gasket 17 can play a role in vibration damping in the working process of the weeding machine, so that the rotary source 21 is protected, and the service life of the device is prolonged.

The middle part of backup pad 11 is close to the edge and is equipped with bilateral symmetry's mounting hole 15, mounting hole 15 is equipped with apron 16, the one end and the backup pad 11 bolted connection of apron 16, the other end of apron 16 set up with the joint protruding 161 of the fixed orifices joint of backup pad, when operating personnel adjusts blade disc 22 height, pass the mounting hole 15 with the hand and adjust high, avoided the risk of cutting blade 222 fish tail hand, apron 16 can cover mounting hole 15 after cutting assembly 2 installs, avoid weeds to splash through mounting hole 15, injury operating personnel.

Embodiment 3, in combination with fig. 5, a weeder still includes that the stone pushes away keeps off subassembly 3, the stone pushes away keeps off subassembly 3 and includes connecting rod 31, the top at connecting rod 31 both ends is equipped with check light bar 32, and the top at middle part is equipped with check screw rod 33, check screw rod 33 passes through two positioning nut 35 to be fixed on backup pad 11, the below of connecting rod 31 is equipped with a plurality of evenly distributed's check and keeps off tooth 34 along its length direction, and through two positioning nut 35 and check screw rod 33 adjustment check fender tooth 34's height, the operation of being convenient for, check light bar 32 has increased the check of device and has kept off intensity.

Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims

1. The utility model provides a weeder, includes frame (1) and cutting assembly (2), its characterized in that:

the cutting assembly (2) is installed in the middle of the frame (1), and comprises a rotating source (21) and a cutter disc (22), a clamping piece (212) is arranged on the radial direction of a rotating shaft (211) at the bottom of the rotating source (21), one end, far away from the rotating shaft (211), of the clamping piece (212) is provided with threads, a sleeve (23) is arranged at the top of the cutter disc (22), the sleeve (23) is sleeved on the outer wall of the rotating shaft (211), a sliding groove (231) is arranged in the vertical direction of the side wall of the sleeve (23), a plurality of arc-shaped height adjusting grooves (232) are arranged in the horizontal direction, the starting end of each height adjusting groove (232) is communicated with the corresponding sliding groove (231), and the clamping piece (212) penetrates through the corresponding height adjusting groove (232) and is in threaded connection with a nut.

2. A weeding machine according to claim 1, wherein: the frame (1) comprises a supporting plate (11), the rotating source (21) is arranged on the supporting plate (11), a cylindrical supporting table (12) which is distributed in a triangular mode is arranged at the bottom of the supporting plate (11), a pulley (13) is arranged below the cylindrical supporting table (12), and a push rod (14) is arranged above the frame (1).

3. A weeding machine according to claim 1, wherein: the weeding machine further comprises a stone pushing block assembly (3), the stone pushing block assembly (3) comprises a connecting rod (31), a grid light blocking rod (32) is arranged above two ends of the connecting rod (31), a grid blocking screw rod (33) is arranged above the middle of the connecting rod, the grid blocking screw rod (33) is fixed on a supporting plate (11) through two positioning nuts (35), and a plurality of grid blocking teeth (34) which are uniformly distributed are arranged below the connecting rod (31) along the length direction of the connecting rod.

4. A weeding machine according to claim 1, wherein: the cutter head (22) is of a hexagonal structure, a plurality of through holes (221) are formed in each corner of the cutter head (22), a cutting knife (222) is arranged on the lower end face of the cutter head (22), and the cutting knife (222) is connected with the through holes (221) through bolts.

5. A weeding machine according to claim 4, wherein: the cutter (222) is mounted at an angle to each angle of the cutterhead (22) of 0-60 degrees.

6. A weeding machine according to claim 4, wherein: the two sides of the cutter blade (222) are provided with saw teeth (223).

7. A weeding machine according to claim 2, wherein: an anti-skid sleeve (141) is sleeved at the top of the push rod (14).

8. A weeding machine according to claim 3, wherein: the bottom of the grid blocking teeth (34) is provided with inclined spines (341).

9. A weeding machine according to claim 2, wherein: the middle part of backup pad (11) is close to the edge and is equipped with bilateral symmetry's mounting hole (15), mounting hole (15) are equipped with apron (16), the one end and the backup pad (11) bolted connection of apron (16), the other end of apron (16) set up joint protruding (161) with the fixed orifices joint of backup pad.

10. A weeding machine according to claim 1, wherein: a planar structure (233) is arranged on the outer side wall of the sleeve (23) in the vertical direction, and the planar structure (233) is located at a position corresponding to the terminating end of the height adjusting groove (232).

11. A weeding machine according to claim 2, wherein: a damping gasket (17) is clamped between the rotary source (21) and the supporting plate (11).