CN112930847B

CN112930847B - Grass cutting device for forestry

Info

Publication number: CN112930847B
Application number: CN202110189696.7A
Authority: CN
Inventors: 曾超
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2023-09-29
Anticipated expiration: 2041-02-19
Also published as: CN112930847A

Abstract

The invention relates to the field of forestry and discloses a mowing device for forestry, which comprises a shell, wherein an adjusting mechanism is arranged on the upper surface of the shell, a mowing mechanism is fixedly connected to the left end of the adjusting mechanism, an extruding mechanism is arranged in the shell, the upper surface of the extruding mechanism is fixedly connected with the bottom end of a hydraulic cylinder, the hydraulic cylinder is fixedly connected to the right side surface of the shell, and a handle is fixedly connected to the outer surface of the shell. According to the grass cutting mechanism, the motor can drive the cutting wheel to rotate when in operation, so that turf can be rapidly cut, the motor can be controlled to move up and down by the aid of the electric push rod, the angle of the cutting wheel can be effectively adjusted under the action of the two bevel gears and the first rotating shaft, weeds on a slope can be well trimmed, and the first rack can stably move along a track under the action of the second slide block and the second slide groove without affecting the angle adjustment of the cutting wheel.

Description

Grass cutting device for forestry

Technical Field

The invention relates to the field of forestry, in particular to a mowing device for forestry.

Background

Mowers, also known as weed trimmers, lawnmowers, lawn trimmers, and the like, are used in forestry operations. The mower is a mechanical tool for trimming lawns, vegetation and the like, and consists of a cutter disc, an engine, travelling wheels, a travelling mechanism, blades, handrails and a control part, wherein the cutter disc is arranged on the travelling wheels, the engine is arranged on the cutter disc, the blades are arranged on an output shaft of the engine, the blades are greatly improved in speed by utilizing high-speed rotation of the engine, the working time of weeding workers is saved, and a large amount of human resources are reduced.

According to a novel mowing device for a mowing machine, which is provided by Chinese patent with the patent number of CN201720568572.9, the inventor finds that the following defects still exist when the technical scheme is realized: 1. when the weeds on the slope are cleaned, the existing mowing device needs to be controlled to move onto the slope, the equipment is easy to turn over, 2, driving equipment such as a motor is needed to be used when the existing equipment collects the weeds, so that the equipment cost is high, the weight of the equipment is increased, 3, the existing equipment can collect the weeds but can not extrude and bundle the weeds, so that the cleaning is troublesome, workers are required to take out the weeds in the collecting box by using tools, and the operation is very troublesome and the efficiency is low.

Disclosure of Invention

Aiming at the problems that 1 in the prior art, when the existing mowing device is used for cleaning weeds on a slope, the equipment needs to be controlled to move to the slope, and the equipment is easy to turn over, 2, when the existing equipment is used for collecting the weeds, the driving equipment such as a motor is needed, so that the equipment cost is high, the weight of the equipment is increased, 3, the existing equipment can collect the weeds, but can not carry out extrusion bundling treatment on the weeds, so that the cleaning is troublesome, workers are needed to take out the weeds in the collecting box by using tools, the operation is very troublesome, and the efficiency is low, the mowing device for forestry is provided.

In order to solve the technical problems, the invention is solved by the following technical scheme:

the utility model provides a grass cutting device for forestry, includes the shell, the upper surface of shell is provided with adjustment mechanism, adjustment mechanism's left end fixedly connected with grass cutting mechanism, be provided with extrusion mechanism in the shell, extrusion mechanism's upper surface and pneumatic cylinder's bottom fixed connection, pneumatic cylinder fixed connection is in the right flank of shell, the surface fixedly connected with handle of shell, the inside of shell lower surface is provided with feeding mechanism, the left and right sides face of shell is provided with scraper bowl and through-hole respectively, the outside of shell is provided with sweeps material mechanism, sweeps the left side that material mechanism is located the shell.

Preferably, the mowing mechanism comprises an L-shaped plate fixedly connected to the left end of the first rotating shaft, a first sliding groove is formed in the right side face of the inner wall of the L-shaped plate, a first sliding block is connected in the first sliding groove in a sliding mode, a protective shell is fixedly connected to the left side face of the first sliding block, two motors are arranged in the protective shell, an output shaft of each motor penetrates through the lower surface of the protective shell and is fixedly connected with a cutting wheel, and the left side and the right side of the upper surface of the protective shell are fixedly connected with the upper surface of the inner wall of the L-shaped plate through electric push rods.

Preferably, the adjusting mechanism comprises a shell fixedly connected to the upper surface of the shell, the left side surface and the right side surface of the inner wall of the shell are respectively and fixedly connected with a third bearing, a third rotating shaft is sleeved on the outer side of the third bearing, the right end of the third rotating shaft is fixedly connected with a hand wheel, the outer surface of the third rotating shaft is fixedly connected with a threaded column, the outer side of the threaded column is in threaded connection with a threaded cap, the back of the threaded cap is fixedly connected with a first rack through a connecting piece, the back of the first rack is fixedly connected with a second sliding block, and the second sliding block is slidably connected to the back of the inner wall of the shell.

Preferably, the front of the first rack is meshed with a first gear, the lower surface of the first gear is fixedly connected with a second rotating shaft, the second rotating shaft is sleeved in a second bearing clamped on the upper surface of the shell, the left side face of the shell is clamped with a first bearing, the first bearing is sleeved with the first rotating shaft, the right end of the first rotating shaft and the bottom end of the second rotating shaft are fixedly connected with bevel gears, the two bevel gears are meshed with each other, and the left end of the first rotating shaft is fixedly connected with an L-shaped plate.

Preferably, the extrusion mechanism comprises a pressing plate attached to the lower surface of the positioning shell, the lower surface of the pressing plate is uniformly and fixedly connected with a plurality of cutters from left to right, inserting plates are fixedly connected to the front side and the rear side of the upper surface of the pressing plate, the inserting plates penetrate through inserting holes formed in the lower surface of the positioning shell and extend into the positioning shell, the lower surface of the inner wall of the positioning shell is fixedly connected with a partition plate, the front side and the rear side of the partition plate are fixedly connected with clamping plates through a plurality of springs, the mutually-far surfaces of the two clamping plates are uniformly and fixedly connected with a plurality of inserting rods from left to right, the inserting rods are inserted into the inserting grooves, and the plurality of inserting grooves are respectively formed in the opposite surfaces of the two inserting plates.

Preferably, the left and right sides of splint lower surface all fixedly connected with third slider, third slider sliding connection is at the lower surface of positioning shell inner wall, and the right-hand member of two splint looks far away from the face all sets up to half arc, and two splint are located the U-shaped inboard, and the right flank of U-shaped board passes through slide bar fixedly connected with push pedal, and the push pedal is located the positioning shell right flank and sets up the hole inslot, and the slide bar cover is established in the sliding sleeve of positioning shell inner wall left surface joint.

Preferably, the sweeping mechanism comprises side plates fixedly connected to the front side and the rear side of the left side of the shell, a fixed shaft is rotatably connected between the two side plates, and a plurality of sweeping plates are fixedly connected to the outer side of the fixed shaft.

Preferably, the two ends of the fixed shaft are fixedly connected with first driving wheels, the front side surface and the rear side surface of the inner wall of the shell are rotatably connected with wheels, the opposite surfaces of the two wheels, which are far away from each other, are fixedly connected with third driving wheels, and the first driving wheels are in transmission connection with the third driving wheels through a first belt.

Preferably, the material conveying mechanism comprises a groove formed in the lower surface of the inner wall of the shell, a plurality of driving rollers are arranged in the groove, two ends of each driving roller are rotationally connected in the groove and respectively penetrate into two cavities, the cavities are formed in the shell, two ends of each driving roller are fixedly connected with second driving wheels, the plurality of second driving wheels are in transmission connection through second belts, the far-away surfaces of the front second driving wheels and the rear second driving wheels are fixedly connected with second gears, a second rack is meshed with the lower side of each second gear, and the right end of each second rack is fixedly connected with the right side surface of the inner wall of each cavity through a spring rod.

Preferably, the left end fixedly connected with fixed rope of second rack, the other end of fixed rope walk around the winding rod and pass the uide bushing and with the lower surface fixed connection of clamp plate, winding rod and uide bushing are all fixed connection in the cavity, a plurality of drainage holes have evenly been seted up to the shell lower surface.

The invention has the remarkable technical effects due to the adoption of the technical scheme:

1. according to the grass cutting mechanism, the motor can drive the cutting wheel to rotate when working, so that the grass can be rapidly cut, the motor can be controlled to move up and down through the electric push rod, the position of the cutting wheel can be adjusted, grass with different heights can be cut, the grass trimming effect is better, the adjusting mechanism is arranged, the threaded column can be driven to rotate when the hand wheel rotates, the threaded column can drive the first rack to move, the first rack can drive the first gear to rotate, the first gear can drive the second rotating shaft to rotate positively and negatively, the angle of the cutting wheel can be effectively adjusted under the action of the two bevel gears and the first rotating shaft, the weeds on a slope can be trimmed well, the first rack can stably move along the track under the action of the second slide block and the second slide groove, and the angle adjustment of the cutting wheel cannot be influenced.

2. According to the invention, the sweeping mechanism is arranged, the third driving wheel can be driven to move when the wheel rotates, the third driving wheel drives the first driving wheel to rotate through the first belt, the first driving wheel drives the sweeping plate to rotate through the fixed shaft, the sweeping plate can push all the cut forage to the bucket, the forage can be conveyed to the shell under the action of the bucket, the extruding mechanism and the hydraulic cylinder are arranged, the hydraulic cylinder can be stretched and driven to move downwards when working, the extruding mechanism can extrude weeds at the moment, so that the weeds can be extruded together, meanwhile, the weeds can be dehydrated, the follow-up taking-out treatment is facilitated, the pushing plate is pushed to extrude the U-shaped plate to move leftwards through the sliding rod, at the moment, the U-shaped plate can extrude the two clamping plates, the two clamping plates can approach each other and drive the inserting rod to be separated from the inserting groove to be no longer fixed, and finally the inserting plate can be taken out from the inserting hole to be separated from the positioning shell, and the cutter and the pressing plate can be replaced, and the influence on the use of the cutter and the pressing plate is avoided.

3. According to the invention, the material conveying mechanism is arranged, one end of the fixed rope can be pulled when the pressing plate moves upwards, the other end of the fixed rope can pull the second rack to move leftwards, the second rack can drive the second gear to rotate, at the moment, the second gear drives the second driving wheel to rotate, the plurality of driving rollers rotate under the action of the second belt, so that weeds can be driven to move to form a gathering effect, the extruded weeds are conveyed out through the through holes, automatic discharging is completed, subsequent material taking by workers is not needed, the work of workers is greatly facilitated, the fixed rope is not pulled when the pressing plate moves downwards, at the moment, the spring rod pulls the second rack to move rightwards to the initial position through self elastic shrinkage, the weeds are conveniently extruded next time and conveyed, and water in the weeds can be filtered out completely under the action of the water filtering holes through the arrangement of the water filtering holes, so that efficient treatment of the weeds is completed.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention.

Fig. 2 is a schematic structural view of the present invention.

FIG. 3 is a schematic top view of a cross-sectional structure of the pressing mechanism of the present invention.

Fig. 4 is a schematic top view of a cross-sectional structure of a feeding mechanism according to the present invention.

Fig. 5 is an enlarged schematic view of the structure of a in the present invention.

Fig. 6 is a schematic top view of a cross-sectional structure of an adjusting mechanism according to the present invention.

The names of the parts indicated by the numerical references in the drawings are as follows: 1. a housing; 2. a mowing mechanism; 21. an L-shaped plate; 22. an electric push rod; 23. a first slider; 24. a protective shell; 25. a cutting wheel; 3. an adjusting mechanism; 31. a first rotating shaft; 32. a second rotating shaft; 33. bevel gears; 34. a housing; 35. a third rotating shaft; 36. a hand wheel; 37. a threaded column; 38. a threaded cap; 39. a first gear; 310. a second slider; 311. a first rack; 4. a hydraulic cylinder; 5. an extrusion mechanism; 51. positioning a shell; 52. a cutter; 53. a pressing plate; 54. a push plate; 55. a slide bar; 56. a U-shaped plate; 57. a clamping plate; 58. a spring; 59. a third slider; 510. a rod; 511. inserting plate; 6. a bucket; 7. a sweeping mechanism; 71. a fixed shaft; 72. a sweeping plate; 73. a first driving wheel; 74. a first belt; 75. a wheel; 8. a material conveying mechanism; 81. winding a rod; 82. a fixing rope; 83. a second gear; 84. a second rack; 85. a spring rod; 86. a guide sleeve; 87. a second belt; 88. a second driving wheel; 89. a driving roller; 810. a water filtering hole; 9. a handle; 10. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model provides a grass cutting device for forestry, shown in fig. 1-6, includes shell 1, the upper surface of shell 1 is provided with adjustment mechanism 3, and adjustment mechanism 3's left end fixedly connected with grass cutting mechanism 2, be provided with extrusion mechanism 5 in the shell 1, extrusion mechanism 5's upper surface and the bottom fixed connection of pneumatic cylinder 4, pneumatic cylinder 4 fixed connection is at shell 1's right flank, shell 1's surface fixedly connected with handle 9, shell 1 lower surface's inside is provided with material conveying mechanism, shell 1's left and right sides face is provided with scraper bowl 6 and through-hole 10 respectively, and shell 1's outside is provided with sweeps material mechanism 7, sweeps material mechanism 7 and is located shell 1's left side.

Further, mowing mechanism 2 includes L shaped plate 21 of fixed connection at first pivot 31 left end, first spout has been seted up to the right flank of L shaped plate 21 inner wall, sliding connection has first slider 23 in first spout, the left surface fixedly connected with protective housing 24 of first slider 23, be provided with two motors in the protective housing 24, the output shaft of motor runs through the lower surface of protective housing 24 and fixedly connected with cutting wheel 25, the upper surface fixed connection of upper surface of protective housing 24 and L shaped plate 21 inner wall is all passed through electric putter 22, through setting up mowing mechanism 2, wherein the motor during operation can drive cutting wheel 25 rotatory, thereby can carry out fast cutting to the turf, through setting up electric putter 22, electric putter 22 can control the motor and reciprocate, thereby make the position of cutting wheel 25 adjusted, and then can cut the grass of different height, make the weed trimming effect better.

Further, the adjusting mechanism 3 includes a housing 34 fixedly connected to the upper surface of the casing 1, the left and right sides of the inner wall of the housing 34 are respectively clamped with a third bearing, a third rotating shaft 35 is sleeved outside the third bearing, the right end of the third rotating shaft 35 is fixedly connected with a hand wheel 36, the outer surface of the third rotating shaft 35 is fixedly connected with a threaded column 37, the outer side of the threaded column 37 is in threaded connection with a threaded cap 38, the back of the threaded cap 38 is fixedly connected with a first rack 311 through a connecting piece, the back of the first rack 311 is fixedly connected with a second slider 310, the second slider 310 is slidably connected to the back of the inner wall of the housing 34, the front of the first rack 311 is meshed with a first gear 39, the lower surface of the first gear 39 is fixedly connected with a second rotating shaft 32, the second rotating shaft 32 is sleeved in a second bearing clamped on the upper surface of the casing 1, the left side of the casing 1 is clamped with a first bearing, the first bearing inner sleeve is provided with a first rotating shaft 31, the right end of the first rotating shaft 31 and the bottom end of the second rotating shaft 32 are fixedly connected with bevel gears 33, the two bevel gears 33 are meshed with each other, the left end of the first rotating shaft 31 is fixedly connected with an L-shaped plate 21, by arranging an adjusting mechanism 3, a hand wheel 36 can drive a threaded column 37 to rotate when rotating, so that the threaded column 37 can drive a first rack 311 to move, the first rack 311 can drive a first gear 39 to rotate, so that the first gear 39 can control the second rotating shaft 32 to rotate positively and negatively, the angle of a cutting wheel 25 can be effectively adjusted under the action of the two bevel gears 33 and the first rotating shaft 31, weeds on a slope can be well trimmed, the first rack 311 can stably move along a track under the action of the adjusting mechanism through arranging a second sliding block 310 and a second sliding groove, without affecting the angular adjustment of the cutting wheel 25.

Further, the extruding mechanism 5 comprises a pressing plate 53 attached to the lower surface of the positioning shell 51, the lower surface of the pressing plate 53 is uniformly and fixedly connected with a plurality of cutters 52 from left to right, both sides of the upper surface of the pressing plate 53 are fixedly connected with inserting plates 511, the inserting plates 511 penetrate through inserting holes formed in the lower surface of the positioning shell 51 and extend into the positioning shell 51, the lower surface of the inner wall of the positioning shell 51 is fixedly connected with a baffle plate, both front and rear side surfaces of the baffle plate are fixedly connected with clamping plates 57 through a plurality of springs 58, the mutually far surfaces of the two clamping plates 57 are uniformly and fixedly connected with a plurality of inserting rods 510 from left to right, the inserting rods 510 are inserted into inserting grooves, the plurality of inserting grooves are respectively formed in the mutually opposite surfaces of the two inserting plates 511, both sides of the lower surface of the clamping plates 57 are fixedly connected with third sliding blocks 59, the third sliding blocks 59 are connected to the lower surface of the inner wall of the positioning shell 51, the right ends of the mutually far surfaces of the two clamping plates 57 are respectively arranged in a semi-arc shape, two clamping plates 57 are positioned on the inner side of a U-shaped plate 56, a push plate 54 is fixedly connected to the right side surface of the U-shaped plate 56 through a sliding rod 55, the push plate 54 is positioned in a hole groove formed in the right side surface of a positioning shell 51, the sliding rod 55 is sleeved in a sliding sleeve clamped on the left side surface of the inner wall of the positioning shell 51, through the arrangement of an extrusion mechanism 5 and a hydraulic cylinder 4, the hydraulic cylinder 4 can be stretched and drive the extrusion mechanism 5 to move downwards when working, at the moment, the extrusion mechanism 5 can extrude weeds, so that the weeds can be extruded together, meanwhile, the weeds can be dehydrated, the subsequent taking out treatment is convenient, wherein the push plate 54 is pushed to extrude the U-shaped plate 56 to move leftwards through the sliding rod 55, at the moment, the U-shaped plate 56 can extrude the two clamping plates 57, the two clamping plates 57 can mutually approach and drive an inserting rod 510 to separate from a slot to no longer fix an inserting plate 511, finally the inserting plate 511 can be taken out from the inserting plate 511 to be separated from the positioning shell 51, the cutter 52 and the pressing plate 53 can be replaced, and the abrasion of the cutter 52 and the pressing plate 53 is avoided to influence the use.

Further, the sweeping mechanism 7 comprises side plates fixedly connected to the front side and the rear side of the left side face of the casing 1, a fixed shaft 71 is rotationally connected between the two side plates, a plurality of sweeping plates 72 are fixedly connected to the outer side of the fixed shaft 71, first driving wheels 73 are fixedly connected to the two ends of the fixed shaft 71, wheels 75 are rotationally connected to the front side and the rear side face of the inner wall of the casing 1, third driving wheels are fixedly connected to the far-away faces of the two wheels 75, the first driving wheels 73 are in transmission connection with the third driving wheels through first belts 74, the third driving wheels can be driven to move when the wheels 75 rotate through the sweeping mechanism 7, the first driving wheels 73 are driven to rotate through the first belts 74, the sweeping plates 72 can push all cut forage to the bucket 6, and the cut forage can be conveyed to the casing 1 under the action of the bucket 6.

Further, the feeding mechanism 8 comprises a groove formed on the lower surface of the inner wall of the casing 1, a plurality of driving rollers 89 are arranged in the groove, two ends of each driving roller 89 are rotatably connected in the groove and respectively penetrate into two cavities, the cavities are formed in the casing 1, two ends of each driving roller 89 are fixedly connected with a second driving wheel 88, the plurality of second driving wheels 88 are in transmission connection through a second belt 87, the mutually-far surfaces of the front second driving wheel 88 and the rear second driving wheel 88 are fixedly connected with a second gear 83, the lower side of each second gear 83 is meshed with a second rack 84, the right end of each second rack 84 is fixedly connected with the right side surface of the inner wall of the corresponding cavity through a spring rod 85, the left end of each second rack 84 is fixedly connected with a fixed rope 82, the other end of each fixed rope 82 bypasses the corresponding winding rod 81 and penetrates through a guide sleeve 86 and is fixedly connected with the lower surface of the corresponding pressing plate 53, the winding rod 81 and the guide sleeve 86 are fixedly connected in the cavities, A plurality of drainage holes 810 are uniformly formed in the lower surface of the shell 1, by arranging the material conveying mechanism 8, when the pressing plate 53 moves upwards, one end of the fixing rope 82 can be pulled, the other end of the fixing rope 82 can pull the second rack 84 to move leftwards, the second rack 84 can drive the second gear 83 to rotate, at the moment, the second gear 83 drives the second driving wheel 88 to rotate, under the action of the second belt 87, the plurality of driving rollers 89 rotate, thereby driving weeds to move to form a gathering effect, and the extruded weeds are conveyed out through the through holes 10, automatic discharging is completed, subsequent material taking by workers is not needed, the work of workers is greatly facilitated, when the pressing plate 53 moves downwards, the fixing rope 82 is not pulled any more, at the moment, the spring rod 85 pulls the second rack 84 to move rightwards to an initial position through self elastic shrinkage, the next weed extrusion and the conveying are facilitated, by arranging the water filtering holes 810, water in weeds can be completely filtered out under the action of the water filtering holes 810, and efficient treatment of the weeds is completed.

Working principle: when mowing is needed, a worker controls the shell 1 to move and adjust the position of the cutting wheel 25 through the handle 9, wherein the hand wheel 36 can drive the threaded column 37 to rotate when rotating, so that the threaded column 37 can drive the first rack 311 to move, the first rack 311 can drive the first gear 39 to rotate, the first gear 39 can control the second rotating shaft 32 to rotate positively and negatively, the angle of the cutting wheel 25 can be effectively adjusted under the action of the two bevel gears 33 and the first rotating shaft 31, the motor can drive the cutting wheel 25 to rotate when working, thereby the quick cutting treatment can be carried out on turf, good trimming can be carried out on weeds on a slope, in the process of pushing the wheels 75 to move, the third driving wheel can drive the third driving wheel to move when the wheels 75 rotate, the third driving wheel drives the first driving wheel 73 to rotate through the first belt 74, the first driving wheel 73 drives the sweeping plate 72 to rotate through the fixing shaft 71, the sweeping plate 72 can push all the cut forage to the bucket 6, the forage can be conveyed into the shell 1 under the action of the bucket 6, the hydraulic cylinder 4 can be stretched and drive the extrusion mechanism 5 to move downwards when working, the extrusion mechanism 5 can extrude weeds so as to extrude the weeds together, meanwhile, the weeds can be dehydrated, one end of the fixing rope 82 can be pulled when the pressing plate 53 moves upwards, the other end of the fixing rope 82 can pull the second rack 84 to move leftwards, the second rack 84 can drive the second gear 83 to rotate, the second gear 83 can drive the second driving wheel 88 to rotate at the moment, the plurality of driving rollers 89 can be driven to move to form a gathering effect under the action of the second belt 87, the extruded weeds are conveyed out through the through holes 10, and (5) completing automatic discharging.

In summary, the foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the invention.

Claims

1. Grass cutting device for forestry, including shell (1), its characterized in that: the utility model discloses a cutting machine, including shell (1), upper surface of shell (1) is provided with adjustment mechanism (3), the left end fixedly connected with of adjustment mechanism (3) mowing mechanism (2), be provided with extrusion mechanism (5) in shell (1), the upper surface of extrusion mechanism (5) and the bottom fixed connection of pneumatic cylinder (4), the right flank of pneumatic cylinder (4) fixed connection at shell (1), the surface fixedly connected with handle (9) of shell (1), the inside of shell (1) lower surface is provided with feeding mechanism (8), the left and right sides face of shell (1) is provided with scraper bowl (6) and through-hole (10) respectively, the outside of shell (1) is provided with sweeps material mechanism (7), sweep material mechanism (7) are located the left side of shell (1), mowing mechanism (2) are including L shaped plate (21) of fixed connection at first pivot (31) left end, first spout has been seted up to the right flank of L shaped plate (21) inner wall, first sliding groove is connected with first slider (23), the left side fixedly connected with protective housing (24) of first slider (23), motor (24) is provided with protective housing (24) and two cut through-out motor (24) are connected with lower surface (25), the left and right sides of protective housing (24) upper surface all is through electric putter (22) and the upper surface fixed connection of L shaped plate (21) inner wall, adjustment mechanism (3) are including casing (34) of fixed connection at shell (1) upper surface, the equal joint of the left and right sides face of casing (34) inner wall has the third bearing, the outside cover of third bearing is equipped with third pivot (35), the right-hand member fixedly connected with hand wheel (36) of third pivot (35), the surface fixedly connected with screw post (37) of screw post (37), the outside threaded connection of screw post (37) has screw cap (38), the back of screw cap (38) is through connecting piece fixedly connected with first rack (311), the back fixedly connected with second slider (310) of first rack (311), the back of second slider (310) sliding connection is at the back of shell (34) inner wall, the front meshing of first rack (311) has first gear (39), the lower surface fixedly connected with second pivot (32) of first gear (39), the right side face fixedly connected with second pivot (32) cover is equipped with first pivot (31) of first bearing joint on shell (1), the two bevel gears (33) are meshed with each other, the left end of the first rotating shaft (31) is fixedly connected with an L-shaped plate (21), the extrusion mechanism (5) comprises a pressing plate (53) attached to the lower surface of the positioning shell (51), a plurality of cutters (52) are uniformly and fixedly connected to the lower surface of the pressing plate (53) from left to right, inserting plates (511) are fixedly connected to the front side and the rear side of the upper surface of the pressing plate (53), the inserting plates (511) penetrate through inserting holes formed in the lower surface of the positioning shell (51) and extend into the positioning shell (51), a baffle is fixedly connected to the lower surface of the inner wall of the positioning shell (51), clamping plates (57) are fixedly connected to the front side and the rear side of the baffle through a plurality of springs (58), the two clamping plates (57) are uniformly and fixedly connected with a plurality of inserting rods (510) from left to right, the inserting rods (510) are inserted into the inserting grooves, the inserting grooves are respectively arranged on the opposite surfaces of the two inserting plates (511), the material sweeping mechanism (7) comprises side plates fixedly connected to the front side and the rear side of the left side of the shell (1), a fixed shaft (71) is rotationally connected between the two side plates, a plurality of material sweeping plates (72) are fixedly connected to the outer side of the fixed shaft (71), the material conveying mechanism (8) comprises a groove arranged on the lower surface of the inner wall of the shell (1), a plurality of driving rollers (89) are arranged in the groove, two ends of each driving roller (89) are rotationally connected in the groove and respectively penetrated into the two cavities, the cavity is seted up inside shell (1), the equal fixedly connected with second drive wheel (88) in both ends of driving roller (89), pass through second belt (87) transmission connection between a plurality of second drive wheels (88), the equal fixedly connected with second gear (83) of the looks face of keeping away from of two second drive wheels (88) around, the downside meshing of second gear (83) has second rack (84), the right-hand member of second rack (84) passes through spring rod (85) and the right flank fixed connection of cavity inner wall, the left end fixedly connected with fixed rope (82) of second rack (84), the other end of fixed rope (82) is walked around winding rod (81) and is passed uide bushing (86) and with the lower surface fixed connection of clamp plate (53).

2. A mowing device for forestry as recited in claim 1, wherein: the left and right sides of splint (57) lower surface all fixedly connected with third slider (59), third slider (59) sliding connection is at the lower surface of positioning shell (51) inner wall, the right-hand member of two splint (57) looks far away from the face all sets up to half arc, two splint (57) are located U shaped plate (56) inboard, the right flank of U shaped plate (56) is through slide bar (55) fixedly connected with push pedal (54), push pedal (54) are located positioning shell (51) right flank and offer the hole inslot, slide bar (55) cover is established in the sliding sleeve of positioning shell (51) inner wall left surface joint.

3. A mowing device for forestry as recited in claim 1, wherein: the winding rod (81) and the guide sleeve (86) are fixedly connected in the cavity, and a plurality of water filtering holes (810) are uniformly formed in the lower surface of the shell (1).

4. A mowing device for forestry as recited in claim 1, wherein: the two ends of the fixed shaft (71) are fixedly connected with a first driving wheel (73), the front side surface and the rear side surface of the inner wall of the shell (1) are rotatably connected with wheels (75), and the far surfaces of the two wheels (75) are fixedly connected with a third driving wheel.

5. A mowing device for forestry according to claim 1, characterized in that the first transmission wheel (73) is in transmission connection with the third transmission wheel via a first belt (74).