CN220986520U - Tobacco field sundry cleaning machine - Google Patents

Abstract

The utility model discloses a tobacco field sundry cleaning machine, and mainly relates to the technical field of agricultural machinery. The rotary tractor comprises a frame, a front traction frame connected with a four-wheel tractor is arranged on one side of the frame, a gearbox is arranged on the frame, the input end of the gearbox is connected with a driving shaft, one output end of the gearbox is provided with a rotary tillage transmission shaft, the other output end of the gearbox is provided with a first sprocket, an excavating device comprises a cutter shaft rotationally connected with the frame, a second sprocket is arranged at the end part of the cutter shaft, a third sprocket matched with the second sprocket is arranged at the end part of the rotary tillage transmission shaft, a conveyor belt is arranged on one side of the excavating device, a plurality of blades are sleeved on the outer side of the cutter shaft, the conveyor belt comprises a front driving chain shaft and a rear driving chain shaft, a fourth sprocket matched with the first sprocket is arranged at the end part of the rear driving chain, and a shaking screen matched with the conveyor belt is arranged at the end part of the frame. The utility model has the beneficial effects that: solves the problem of lower cleaning efficiency of the existing tobacco fields, and improves the efficiency and effect of cleaning the tobacco fields.

Description

Tobacco field sundry cleaning machine

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a tobacco field sundry cleaning machine.

Background

For a long time, after tobacco leaf picking is finished, tobacco stems are pulled out for transplanting tobacco plants in the next year, sundries in a tobacco field are cleaned up, and the tobacco stems are pushed flat.

At present, tobacco growers in China generally still adopt manual work to remove tobacco stems from tobacco fields, so that the labor intensity is high, the working efficiency is low, and meanwhile, tobacco roots of partial tobacco fields still exist in soil after the tobacco stems are cleaned, so that adverse effects are caused on cutting off tobacco field diseases. In addition, the tobacco field relates to that the field type is comparatively more, and the stone is great, more in the partial tobacco field, and during later stage ridging fertilization operation, tobacco field stone is too much to lead to mechanical blade to damage easily, will influence normal operation, and still has part great stone to lose in the tobacco field through artifical screening, and because the stone is heavier, is inconvenient for transport and collection.

Disclosure of utility model

The utility model aims to provide a tobacco field sundry cleaning machine, which solves the problem of lower cleaning efficiency of the existing tobacco field and improves the efficiency and effect of cleaning the tobacco field.

The utility model aims to achieve the aim, and the utility model is realized by the following technical scheme:

The utility model provides a tobacco field debris descaling machine, includes the descaling machine that is connected with four-wheel tractor, the descaling machine includes the frame, one side of frame is equipped with the preceding traction frame that is connected with four-wheel tractor, four-wheel tractor rotates and is connected with the driving shaft, be equipped with the gearbox on the frame, the input and the driving shaft of gearbox are connected, one of them output of gearbox is equipped with the rotary tillage transmission shaft, and another output is equipped with first sprocket, the tip rotation of frame is connected with excavating gear, excavating gear includes the arbor that rotates with the frame to be connected, the tip of arbor is equipped with the second sprocket, the tip of rotary tillage transmission shaft is equipped with the third sprocket that uses with the cooperation of second sprocket, one side of excavating gear is equipped with the conveyer belt, the arbor outside cover is equipped with a plurality of blade that uses with the cooperation of conveyer belt, the conveyer belt includes the driving chain front axle and the driving chain rear axle that are connected with the frame rotation, the tip of driving chain rear axle is equipped with the fourth sprocket that uses with the cooperation with first sprocket, the tip of frame is equipped with the sieve that uses with the cooperation with the conveyer belt.

Further, be equipped with a plurality of backup pad between blade and the arbor, backup pad and arbor sliding connection, the both sides of backup pad all are equipped with the stopper, one side of stopper is equipped with the elastic block that contacts with the arbor, threaded connection has the fixed block of cover in the elastic block outside to establish on the stopper, be equipped with the inclined plane that contacts with the elastic block on the fixed block.

Further, the main shaft and the auxiliary shaft are connected to the frame in a rotating mode, a fifth sprocket matched with the first sprocket is arranged on the main shaft, a sixth sprocket is arranged at the end portion of the main shaft, and a seventh sprocket and an eighth sprocket matched with the sixth sprocket and the fourth sprocket are respectively arranged at the two ends of the auxiliary shaft.

Further, the conveyor belt comprises conveyor chains symmetrically arranged on two sides of the frame, the conveyor chains are composed of a plurality of mutually connected links, and round tubes are arranged between the two links.

Further, a bracket is arranged at the bottom of the frame, and a plurality of riding wheels which are contacted with the round tubes rotate on the bracket.

Further, the end symmetry of frame is equipped with the sleeve, sliding connection has the mounting bracket in the sleeve, rotate on the mounting bracket and be connected with the depth wheel, rotate on the sleeve and be connected with the hand wheel with mounting bracket threaded connection.

Further, the shaking screen is rotationally connected with the frame, an oil cylinder is rotationally connected to the frame, and the movable end of the oil cylinder is rotationally connected with the shaking screen.

Further, the end part of the frame is provided with a soil blocking plate matched with the excavating device, the middle part of the frame is symmetrically provided with guide plates matched with the conveyor belt, and a sliding plate is arranged between the conveyor belt and the shaking screen.

Compared with the prior art, the utility model has the beneficial effects that:

1. The four-wheel tractor engine transmits power to the gearbox through the driving shaft, a rotary tillage driving shaft and a first sprocket wheel are arranged at the output end of the gearbox to rotate simultaneously, torque generated after the rotary tillage driving shaft rotates drives a third sprocket wheel at the end of the rotary tillage driving shaft to rotate, and as the second sprocket wheel is connected with the third sprocket wheel through a chain, a cutter shaft is driven to rotate, a blade arranged at the front end of the cleaning machine is driven to continuously excavate a tobacco field, scattered stones or plant roots in the field are excavated and thrown out, and the thrown stones or plant roots are combined with a part of soil and fall onto a rear conveyor belt, so that the tobacco field is not required to be cleaned manually, and the influence on the subsequent operation caused by the residual of part of tobacco roots and stones in the tobacco field is avoided, and the efficiency and effect of tobacco field cleaning are improved;

2. In addition, the torsion generated after the rotation of the first sprocket drives the fourth sprocket to rotate, so that the conveyor belt is driven to rotate continuously, and stones or plant rhizomes with larger volume on the conveyor belt are conveyed backwards along with the conveyor belt; meanwhile, as the middle of the conveyor belt is provided with a larger gap, soil and fine stones with smaller volume leak to the ground from the gap of the conveyor belt, the preliminary screening of sundries is realized, the working intensity of the follow-up shaking screen is reduced, and the cleaning efficiency of the cleaning machine is improved;

3. The stones or plant rhizomes with larger volume are continuously conveyed backwards along with the conveyor belt, the stones and plant rhizomes on the conveyor belt are thrown into the collecting basket at the rear end of the conveyor belt under the action of inertia, soil attached to sundries falls out of meshes through machine vibration and is shaken out to the ground, the sundries stay in the shaking screen, after a preset amount is reached, the collecting basket is turned over by hydraulic oil to the ground, the sundries collected by the collecting basket are removed, manual screening and carrying of stones in a tobacco field are not needed, and the efficiency of tobacco field cleaning is improved; in addition, the excavating device and the conveyor share a single drive, thereby reducing the space required for installation of the drive and the cost required for manufacture.

Drawings

Fig. 1 is a schematic view of the structure of the cleaning machine of the present utility model.

Fig. 2 is a schematic structural view of the transmission of the present utility model.

Fig. 3 is a schematic structural view of the frame of the present utility model.

Fig. 4 is a schematic view of the structure of the conveyor belt of the present utility model.

Fig. 5 is a schematic view of the second sprocket and third sprocket of the present utility model engaged.

Fig. 6 is a schematic structural view of the arbor of the present utility model.

Fig. 7 is an enlarged view of a portion of the utility model at a in fig. 6.

Fig. 8 is a schematic structural view of the riding wheel of the present utility model.

FIG. 9 is a schematic representation of the construction of the depth stop wheel of the present utility model.

The reference numbers shown in the drawings:

1. A four-wheel tractor; 2. a cleaning machine; 3. a frame; 4. a front traction frame; 5. a driving shaft; 6. a gearbox; 7. a rotary tillage transmission shaft; 8. a first sprocket; 9. an excavating device; 10. a cutter shaft; 11. a second sprocket; 12. a third sprocket; 13. a conveyor belt; 14. a drive chain front axle; 15. a drive chain rear axle; 16. a fourth sprocket; 17. shaking and sieving; 18. a support plate; 19. a limiting block; 20. an elastic block; 21. a fixed block; 22. a main shaft; 23. a secondary shaft; 24. a fifth sprocket; 25. a sixth sprocket; 26. a seventh sprocket; 27. an eighth sprocket; 28. a conveyor chain; 29. linking; 30. a round tube; 31. a bracket; 32. a riding wheel; 33. a sleeve; 34. a mounting frame; 35. a depth stop wheel; 36. a hand wheel; 37. an oil cylinder; 38. a soil retaining plate; 39. a deflector; 40. and (3) a sliding plate.

Detailed Description

The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.

The utility model provides a tobacco field sundry cleaning machine, which comprises a cleaning machine 2 connected with a four-wheel tractor 1, as shown in figures 1, 2, 3, 4 and 5, wherein the cleaning machine 2 is driven to move on a tobacco field by the four-wheel tractor 1 to clean a deflector rod and sundries of the tobacco field, the cleaning machine 2 comprises a frame 3, one side of the frame 3 is provided with a front traction frame 4 connected with the four-wheel tractor 1, a plurality of connecting plates are respectively arranged on the front traction frame 4 and the four-wheel tractor 1, the connecting plates are connected together through bolts, the cleaning machine 2 is fixed on one side of the four-wheel tractor 1, a reinforcing plate is arranged between the front traction frame 4 and the frame 3, forming a stable triangular structure, and ensuring the overall stability; the four-wheel tractor 1 is rotationally connected with a driving shaft 5, the frame 3 is provided with a gearbox 6, the input end of the gearbox 6 is connected with the driving shaft 5, torque generated by an engine of the four-wheel tractor 1 is transmitted to the output end of the gearbox 6 and used for driving a conveyor belt 13 and an excavating device 9 to move, and the gearbox 6 can refer to HB series gearboxes 6 specifically; one output end of the gearbox 6 is provided with a rotary tillage transmission shaft 7, the other output end is provided with a first chain wheel 8, the end part of the frame 3 is rotationally connected with an excavating device 9, the excavating device 9 comprises a cutter shaft 10 rotationally connected with the frame 3, the end part of the cutter shaft 10 is provided with a second chain wheel 11, the end part of the rotary tillage transmission shaft 7 is provided with a third chain wheel 12 matched with the second chain wheel 11, and a chain is specifically sleeved outside the second chain wheel 11 and the third chain wheel 12, so that torque generated by the output end of the gearbox 6 is transmitted to the excavating device 9 to drive the excavating device 9 to rotate; a conveyor belt 13 is arranged on one side of the excavating device 9, a plurality of blades matched with the conveyor belt 13 are sleeved on the outer side of the cutter shaft 10, and the blades are driven to continuously excavate the tobacco field by rotating the cutter set on the frame 3, so that stones scattered in the tobacco field or plant roots which are not rotten are excavated and thrown out, the tobacco field is not required to be cleaned manually, and the influence of the residual tobacco roots and stones in the tobacco field on the subsequent operation is avoided, so that the efficiency and the effect of tobacco field cleaning are improved; then, the thrown stones or plant rhizomes are combined with a part of soil to fall onto the rear conveyor belt 13, and as the conveyor belt 13 is provided with a larger gap in the middle, the small-sized soil and fine stones leak onto the ground from the gap of the conveyor belt 13, so that the preliminary screening of sundries is realized; the conveyor belt 13 comprises a front transmission chain shaft 14 and a rear transmission chain shaft 15 which are rotatably connected with the frame 3, and a fourth chain wheel 16 which is matched with the first chain wheel 8 for use is arranged at the end part of the rear transmission chain shaft 15 to drive the conveyor belt 13 to rotate continuously, so that stones or plant roots with larger volume on the conveyor belt 13 are continuously conveyed backwards along with the conveyor belt 13; the tip of frame 3 is equipped with trembles the sieve 17 that uses with conveyer belt 13 cooperation, after the stone or the plant rhizome that carry through conveyer belt 13 arrives conveyer belt 13 rear end, because inertia effect will be thrown to collect in the basket, concrete trembles the sieve 17 and be netted to through the machine vibrations will be attached to the soil that the debris drops out trembles the sieve 17 to subaerial from the mesh, and debris then stays in trembles the sieve, after reaching predetermined volume, will collect the basket upset with the hydraulic oil top, lift the debris that collects the basket, need not the manual work to select and carry the stone in the tobacco field, promote the efficiency of tobacco field clearance.

Preferably, as shown in fig. 6 and 7, a plurality of supporting plates 18 are arranged between the blade and the cutter shaft 10, the supporting plates 18 are in sliding connection with the cutter shaft 10, limiting blocks 19 are arranged on two sides of the supporting plates 18, an elastic block 20 in contact with the cutter shaft 10 is arranged on one side of each limiting block 19, a fixing block 21 sleeved on the outer side of each elastic block 20 is connected to each limiting block 19 in a threaded manner, inclined planes in contact with the elastic blocks 20 are arranged on the fixing blocks 21, and the supporting plates 18 are slid on the cutter shaft 10 to change the spacing between the supporting plates 18, so that the change of the sizes of stones in the tobacco field is adapted, the stones are prevented from being blocked between the supporting plates 18, and the cleaning efficiency and the cleaning effect of the cleaning machine 2 are improved; then through rotating fixed block 21 for the inclined plane that fixed block 21 inboard was equipped with contacts with elastic block 20, thereby makes elastic block 20 bending deformation, until elastic block 20 contacts with the inboard of arbor 10, thereby fix stopper 19 in the both sides of backup pad 18, realize the fixed to the backup pad, be convenient for simultaneously change the interval between the backup pad 18, improve the work efficiency of descaling machine 2, in addition, knife tackle and backup pad 18 sliding connection, behind the adjustment tank that the bolt passed the knife tackle and was equipped with backup pad 18 fixed connection.

Preferably, as shown in fig. 2 and fig. 3, the frame 3 is rotatably connected with a main shaft 22 and a secondary shaft 23, a fifth sprocket 24 matched with the first sprocket 8 is arranged on the main shaft 22, a sixth sprocket 25 is arranged at the end of the main shaft 22, a seventh sprocket 26 and an eighth sprocket 27 matched with the sixth sprocket 25 and the fourth sprocket 16 are respectively arranged at the two ends of the secondary shaft 23, and specifically, chains are respectively sleeved on the first sprocket 8 and the fifth sprocket 24, the sixth sprocket 25 and the seventh sprocket 26 and the fourth sprocket 16 and the eighth sprocket 27, the torsion generated at the output end is transmitted to the conveyor belt 13 to drive the conveyor belt 13 to rotate, sand stones and sundries turned up by the excavating device 9 are transmitted to the shaking screen 17, and the tobacco fields are not required to be cleaned manually, so that part of tobacco root residues and stones are prevented from remaining in the tobacco fields to influence the subsequent operation, and the efficiency and effect of tobacco field cleaning are improved; in addition, through changing the gear ratio of first sprocket 8, fourth sprocket 16, fifth sprocket 24, sixth sprocket 25, seventh sprocket 26, eighth sprocket 27, realize multistage variable-speed driven, better regulation conveyer belt 13 conveying rate for less sand and stone is better falls down from conveyer belt 13 gap, improves conveyer belt 13 and realizes preliminary screening's effect, lightens the burden of trembling the screening 17 screening, improves the cleaning efficiency of descaling machine 2.

Preferably, as shown in fig. 3 and fig. 4, the conveyor belt 13 includes conveyor chains 28 symmetrically disposed on two sides of the frame 3, the conveyor chains 28 are composed of a plurality of links 29 connected with each other, round tubes 30 are disposed between two links 29, and the distance between the round tubes 30 is changed by changing the length of the links 29, so that the standard of screening sand and stones is changed, the effect of preliminary screening by the conveyor belt 13 is improved, the screening burden of the shaking screen 17 is reduced, and the cleaning efficiency of the cleaning machine 2 is improved.

Preferably, as shown in fig. 4 and 8, a bracket 31 is arranged at the bottom of the frame 3, and a plurality of riding wheels 32 contacting with the round tubes 30 rotate on the bracket 31 to support the middle part of the conveyor belt 13, thereby reducing the burden between the links 29 and prolonging the service life of the conveyor belt 13; the riding wheel 32 is made of nylon, so that friction force between the riding wheel 32 and the round tube 30 is reduced, and meanwhile, the round tube 30 is prevented from being damaged due to rigid contact between the round tube 30 and the riding wheel 32.

Preferably, as shown in fig. 9, the end portion of the frame 3 is symmetrically provided with a sleeve 33, the sleeve 33 is slidably connected with a mounting frame 34, the mounting frame 34 is rotatably connected with a depth limiting wheel 35, the sleeve 33 is rotatably connected with a hand wheel 36 in threaded connection with the mounting frame 34, and the hand wheel 36 is rotated on the sleeve 33, so that the hand wheel 36 is in threaded connection with the mounting frame 34, and the mounting frame 34 is driven to slide in the sleeve 33, and further the depth limiting wheel 35 mounted at the end portion of the mounting frame 34 is driven to ascend or descend, so that the height of the limiting wheel is adjusted, and the digging depth of the cleaner 2 is changed according to actual requirements.

Preferably, as shown in fig. 3 and fig. 4, the shaking screen 17 is rotatably connected with the frame 3, an oil cylinder 37 is rotatably connected to the frame 3, a movable end of the oil cylinder 37 is rotatably connected with the shaking screen 17, and the shaking screen 17 is driven to shake continuously by reciprocating extension and retraction of the movable end of the oil cylinder 37, so that small sand and stones contained in sundries can conveniently pass through the shaking screen 17, and screening efficiency of the shaking screen 17 is improved.

Preferably, as shown in fig. 2, 3 and 4, the end of the frame 3 is provided with a retaining plate 38 matched with the excavating device 9 to prevent the turned dust from drifting around, the middle of the frame 3 is symmetrically provided with a guide plate 39 matched with the conveyor belt 13 to guide the turned sand and stone to prevent the influence of the falling of the large stones from two sides on the cleaning effect, a sliding plate 40 is arranged between the conveyor belt 13 and the shaking screen 17 to transfer the large sand and stone screened by the conveyor belt 13 into the shaking screen 17, so that the large sand and stone can be further screened and stored.

Example 1

The utility model provides a tobacco field sundry cleaning machine, as shown in figures 1, 2, 3, 4 and 5, comprising a frame 3, wherein one side of the frame 3 is provided with a front traction frame 4 connected with a four-wheel tractor 1, the front traction frame 4 and the four-wheel tractor 1 are provided with a plurality of connecting plates, and the connecting plates are connected together through bolts; meanwhile, a reinforcing plate is arranged between the front traction frame 4 and the frame 3 to form a stable triangular structure, so that the overall stability is ensured, the cleaner 2 is fixed on one side of the four-wheel tractor 1, and therefore the cleaner 2 is driven to move on a tobacco field by the traction of the four-wheel tractor 1, and the cleaning of a deflector rod and sundries in the tobacco field is realized;

When a tobacco field needs to be cleaned, the engine of the four-wheel tractor 1 transmits power to the gearbox 6 through the driving shaft 5 to drive the rotary tillage transmission shaft 7 and the first chain wheel 8 which are arranged at the output end of the gearbox 6 to rotate simultaneously, and torque generated after the rotary tillage transmission shaft 7 rotates drives the third chain wheel 12 at the end of the rotary tillage transmission shaft to rotate; in addition, the torsion generated after the rotation of the first sprocket 8 drives the fourth sprocket 16 to rotate so as to drive the conveyor belt 13 to rotate continuously, and the stones or plant rhizomes with larger volume on the conveyor belt 13 are continuously conveyed backwards along with the conveyor belt 13; meanwhile, as the middle of the conveyor belt 13 is provided with a larger gap, soil and fine stones with smaller volume leak to the ground from the gap of the conveyor belt 13, the preliminary screening of sundries is realized, the working intensity of the follow-up shaking screen 17 is reduced, and the cleaning efficiency of the cleaning machine 2 is improved; the stones or plant roots with larger volume are continuously conveyed backwards along with the conveyor belt 13, the stones and plant roots on the conveyor belt 13 are thrown into the collecting basket due to the inertia effect to the rear end of the conveyor belt 13, soil attached to sundries falls out of the mesh openings to the shaking screen 17 through machine vibration and the sundries stay in the shaking screen, after a preset amount is reached, the collecting basket is turned over by hydraulic oil to the ground, the sundries collected by the collecting basket are detached, and stone in a tobacco field is not required to be manually screened and conveyed, so that the efficiency of tobacco field cleaning is improved; in addition, the excavating device 9 and the conveyor belt 13 share one drive, thereby reducing the space required for installation of the drive and the cost required for manufacturing.

Example 2

On the basis of the embodiment 1, as shown in fig. 6, 7 and 9, when the soil stone and the digging depth are changed after the tobacco field needs to be replaced, the distance between the supporting plates 18 is changed by sliding the supporting plates 18 on the cutter shaft 10, so that the change of the size of the tobacco field stone is adapted, the stone is prevented from being blocked between the supporting plates 18, and the cleaning efficiency and the cleaning effect of the cleaner 2 are improved; after the supporting plate 18 is adjusted, the inclined planes arranged on the inner sides of the fixed blocks 21 are contacted with the elastic blocks 20 by rotating the fixed blocks 21, so that the elastic blocks 20 are bent and deformed until the elastic blocks 20 are contacted with the inner sides of the cutter shafts 10, and the limiting blocks 19 are fixed on the two sides of the supporting plate 18, so that the supporting plate is fixed, the distance between the supporting plates 18 is conveniently changed, and the working efficiency of the cleaner 2 is improved; meanwhile, by changing the length of the links 29, changing the distance between the round pipes 30, changing the standard of screening sand and stones, improving the effect of the conveyor belt 13 on realizing preliminary screening, reducing the screening burden of the shaking screen 17 and improving the cleaning efficiency of the cleaning machine 2; finally, by rotating the hand wheel 36 on the sleeve 33, the hand wheel 36 is in threaded connection with the mounting frame 34, so that the mounting frame 34 is driven to slide in the sleeve 33, and further the depth limiting wheel 35 arranged at the end part of the mounting frame 34 is driven to ascend or descend, the height of the limiting wheel is adjusted, and the excavating depth of the cleaning machine 2 is changed according to actual requirements.

Example 3

On the basis of embodiment 1, as shown in fig. 2 and 3, after the torsion generated at the output end is transferred to the first gear, the fifth sprocket 24 is driven to rotate by a chain, then the main shaft 22 and a sixth sprocket 25 arranged at the end of the main shaft are driven to rotate, and then the seventh sprocket 26 is driven by the chain to rotate, so that the auxiliary shaft 23 and an eighth sprocket 27 arranged at the end of the auxiliary shaft are driven to rotate, and the conveyor belt 13 is driven to rotate on the frame 3, sand and stones and sundries turned up by the excavating device 9 are transferred to the shaking screen 17, so that the tobacco field is not required to be cleaned manually, the phenomenon that part of tobacco root residues and stones remain in the tobacco field to influence the subsequent operation is avoided, and the efficiency and effect of tobacco field cleaning are improved; in addition, the gear ratios of the first sprocket 8, the fourth sprocket 16, the fifth sprocket 24, the sixth sprocket 25, the seventh sprocket 26 and the eighth sprocket 27 are changed, multistage variable-speed driven is realized, the conveying speed of the conveying belt 13 is better regulated, smaller sand and stones better fall from gaps of the conveying belt 13, the primary screening effect of the conveying belt 13 is improved, the screening burden of the shaking screen 17 is reduced, and the cleaning efficiency of the cleaning machine 2 is improved; as shown in fig. 4 and 8, the supporting rollers 32 arranged on the bracket 31 are contacted with the round tube 30, so that the middle part of the conveying belt 13 is supported, the burden between the links 29 is reduced, and the service life of the conveying belt 13 is prolonged; the riding wheel 32 is made of nylon, friction force between the riding wheel 32 and the round tube 30 is reduced, and meanwhile damage to the round tube 30 caused by rigid contact between the round tube 30 and the riding wheel 32 is avoided.

Example 4

On the basis of the embodiment 1, as shown in fig. 3 and 4, the movable end of the oil cylinder 37 is extended and retracted in a reciprocating manner to drive the shaking screen 17 to shake continuously, so that smaller sand and stones contained in sundries can pass through the shaking screen 17 conveniently, and the screening efficiency of the shaking screen 17 is improved; in addition, the tip of frame 3 is equipped with the retaining plate 38 that cooperation excavating gear 9 used, avoids the dust that turns over to fly away everywhere, and the middle part symmetry of frame 3 is equipped with the guide plate 39 that uses with conveyer belt 13 cooperation, plays the effect of direction to the gravel that turns over, avoids the massive stone to drop from both sides and influences the cleaning effect, is equipped with slide 40 between conveyer belt 13 and the tremble screen 17, transmits the massive gravel after the conveyer belt 13 screening in tremble screen 17 to further screening and storage massive gravel.

Claims (8)

1. The utility model provides a tobacco field debris descaling machine, includes descaling machine (2) that are connected with four-wheel tractor (1), its characterized in that: the cleaning machine (2) comprises a frame (3), one side of the frame (3) is provided with a front traction frame (4) connected with a four-wheel tractor (1), the four-wheel tractor (1) is rotationally connected with a driving shaft (5), the frame (3) is provided with a gearbox (6), the input end of the gearbox (6) is connected with the driving shaft (5), one output end of the gearbox (6) is provided with a rotary tillage transmission shaft (7), the other output end is provided with a first chain wheel (8), the end part of the frame (3) is rotationally connected with a digging device (9), the digging device (9) comprises a cutter shaft (10) rotationally connected with the frame (3), the end part of the cutter shaft (10) is provided with a second chain wheel (11), the end part of the rotary tillage transmission shaft (7) is provided with a third chain wheel (12) matched with the second chain wheel (11), one side of the digging device (9) is provided with a conveying belt (13), the outer side of the cutter shaft (10) is sleeved with a plurality of blades matched with the conveying belt (13), the conveying belt (13) comprises a cutter shaft (16) rotationally connected with the front chain wheel (15) and the rear chain (15) of the frame (3), the end part of the frame (3) is provided with a shaking screen (17) matched with the conveyor belt (13).

2. A tobacco field debris cleaning machine according to claim 1, characterized in that: be equipped with a plurality of backup pad (18) between blade and arbor (10), backup pad (18) and arbor (10) sliding connection, the both sides of backup pad (18) all are equipped with stopper (19), one side of stopper (19) is equipped with elastic block (20) with arbor (10) contact, threaded connection has fixed block (21) of cover in elastic block (20) outside on stopper (19), be equipped with on fixed block (21) with elastic block (20) contact inclined plane.

3. A tobacco field debris cleaning machine according to claim 1, characterized in that: the novel chain wheel comprises a frame (3), and is characterized in that a main shaft (22) and a secondary shaft (23) are rotatably connected to the frame (3), a fifth chain wheel (24) matched with a first chain wheel (8) is arranged on the main shaft (22), a sixth chain wheel (25) is arranged at the end part of the main shaft (22), and a seventh chain wheel (26) and an eighth chain wheel (27) matched with the sixth chain wheel (25) and the fourth chain wheel (16) are respectively arranged at the two ends of the secondary shaft (23).

4. A tobacco field debris cleaning machine according to claim 1, characterized in that: the conveyor belt (13) comprises conveyor chains (28) symmetrically arranged on two sides of the frame (3), the conveyor chains (28) are composed of a plurality of mutually connected links (29), and round tubes (30) are arranged between the two links (29).

5. A tobacco field debris cleaning machine according to claim 1, characterized in that: the bottom of the frame (3) is provided with a bracket (31), and the bracket (31) rotates with a plurality of riding wheels (32) contacted with the round tube (30).

6. A tobacco field debris cleaning machine according to claim 1, characterized in that: the end symmetry of frame (3) is equipped with sleeve (33), sliding connection has mounting bracket (34) in sleeve (33), rotationally be connected with depth limiting wheel (35) on mounting bracket (34), rotationally be connected with hand wheel (36) with mounting bracket (34) threaded connection on sleeve (33).

7. A tobacco field debris cleaning machine according to claim 1, characterized in that: the shaking screen (17) is rotationally connected with the frame (3), an oil cylinder (37) is rotationally connected to the frame (3), and the movable end of the oil cylinder (37) is rotationally connected with the shaking screen (17).

8. A tobacco field debris cleaning machine according to claim 1, characterized in that: the end of the frame (3) is provided with a soil retaining plate (38) matched with the excavating device (9), the middle of the frame (3) is symmetrically provided with a guide plate (39) matched with the conveyor belt (13), and a sliding plate (40) is arranged between the conveyor belt (13) and the shaking screen (17).