CN212278900U - Lifting type tobacco leaf harvesting machine - Google Patents

Abstract

The utility model provides a lifting tobacco leaf harvesting machine, which comprises a frame, wherein the lower part of the lifting mechanism is connected with a harvesting mechanism through a lifting arm, two sides of the harvesting mechanism are provided with a conveying mechanism, the upper end of the conveying mechanism is connected with a collecting box of the harvesting mechanism, the collecting mechanism is connected with the frame through a lifting mechanism, the harvesting mechanism can be controlled through the lifting mechanism, the lifting height can be increased according to the height adjustment of tobacco leaves at any time, the harvesting monomer is not required to be manually disassembled and upwards lifted when the lower part tobacco leaves are harvested, the adaptability is enhanced, the collecting mode is changed from the prior net cage into a large frame for collection, then the tobacco leaves are self-unloaded into a transportation carriage, the transportation efficiency is improved, the adaptability is stronger, the steering mechanism is designed by two hydraulic cylinders at two sides, the angle of left and right steering can be ensured to be completely consistent, the idle stroke is avoided, the operability of steering, the application is wide, and the harvesting efficiency of tobacco leaves is improved.

Description

Lifting type tobacco leaf harvesting machine

Technical Field

The utility model relates to a tobacco leaf reaps technical field, concretely relates to over-and-under type tobacco leaf harvester.

Background

Tobacco leaves are an important economic crop in national economy in China. In the production process of the tobacco leaves, the picking is basic work, and the tobacco leaves are harvested timely and scientifically to ensure the quality of the tobacco leaves. At present, most of the harvesting methods in China still collect tobacco leaves manually, a large amount of labor and time are consumed, and timely picking is difficult. Under the condition of extremely large tobacco leaf harvesting amount, manual harvesting can not meet the requirement, and the optimal harvesting time is easy to miss. In addition, in recent years, the labor price of the tobacco area is continuously increased, the cost of manual tobacco collection is continuously increased, and labor reduction and cost reduction are urgent requirements for realizing continuous, stable and healthy development of tobacco production. At present, a small amount of semi-automatic equipment is also available in domestic markets, but the harvesting operation needs to be carried out in a mode of manual collection and mechanical conveying, so that the efficiency can be improved, the labor intensity is reduced, more labor still needs to be invested, a person sits on a seat to harvest tobacco leaves, the advancing speed of a machine is set to be matched with the speed of manually harvesting the tobacco leaves, the semi-mechanical harvesting process still needs manual operation, and the efficiency is low; although some mechanized tobacco leaf harvesting machines are equipped with the tobacco leaf harvesting devices, the tobacco leaf harvesting devices still need to be manually adjusted according to tobacco leaves with different heights, the tobacco leaf harvesting devices cannot be adjusted at any time according to the tobacco leaf heights, and the harvesting effect needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a lifting tobacco leaf harvesting machine.

The purpose of the utility model is realized with the following mode:

the utility model provides an over-and-under type tobacco leaf harvester, includes the frame, and frame one end is equipped with steering mechanism, and the frame other end is equipped with back actuating mechanism, frame middle part top is equipped with elevating system, and the one end of keeping away from steering mechanism at elevating system is equipped with collects the mechanism, the mechanism of gathering is connected through the lifing arm in the elevating system below, is equipped with transport mechanism in the mechanism both sides of gathering, the collecting box of collecting the mechanism is connected to the transport mechanism upper end, collects the mechanism and passes through hoist mechanism and connect the frame.

The steering mechanism comprises a steering arm, a left steering oil cylinder and a right steering oil cylinder, wherein the upper end of the steering arm is hinged to the frame, the lower end of the steering arm is hinged to a steering wheel, two sides of the upper end of the steering arm are hinged to the left steering oil cylinder and the right steering oil cylinder, the working end of the left steering oil cylinder is hinged to the steering arm through a steering sleeve, the right steering oil cylinder is hinged to the steering arm through a connecting sleeve, and the connecting sleeve is fixedly connected with the steering arm.

The rear driving mechanism comprises a rear driving support, the rear driving support is connected to the lower end of the rack through a bolt, a speed reduction motor is arranged at the lower end of the rear driving support, the working end of the speed reduction motor is connected with a driving wheel, and the speed reduction motor is fixedly connected with the rear driving support.

The lifting mechanism comprises a second-layer main frame, the second-layer main frame is connected with the rack through a lifting oil cylinder, the working end of the lifting oil cylinder is hinged with a lifting column, the lifting column is vertically and fixedly connected with the second-layer main frame, a front beam is arranged on one side, close to the steering mechanism, of the second-layer main frame, a plurality of suspension frames are arranged on the front beam, and the suspension frames are fixedly connected with the front end of the conveying mechanism; be equipped with fork arm and lower fork arm between two layers of body frames and the frame, the middle part of going up the fork arm is articulated with the middle part of fork arm down, go up fork arm one end and articulate in the frame, the last fork arm other end is connected with two layers of body frames through the glide slope, goes up the fork arm and passes through top sheave and last slide sliding connection, and the top sheave is articulated with last fork arm, fork arm one end articulates in the frame down, and the lower fork arm other end is connected with two layers of body frames through the glide slope, and the lower fork arm passes through lower pulley and lower glide slope sliding connection, and the lower sheave is articulated with lower fork arm.

The harvesting mechanism comprises a harvesting knife, a harvesting knife rest, a harvesting support, a harvesting baffle, a harvesting gear box, a harvesting roller and a harvesting guide plate, wherein one end of the harvesting knife rest is connected with a harvesting motor through a universal coupling, the other end of the harvesting knife rest is connected with a suspension type bearing seat with an outer spherical surface, the bearing seat is connected with the harvesting support through a supporting rod, the harvesting knife rest is fixedly connected with the two sides of the harvesting guide plate, the harvesting guide plate is installed at the upper end of the harvesting knife, the harvesting roller is connected with the harvesting gear box, the harvesting gear box is connected with the harvesting motor through a chain wheel, the two ends of the harvesting roller are hinged to the harvesting baffle, the harvesting gear box is fixed on the harvesting baffle, the harvesting baffle is fixedly connected with the harvesting support, the harvesting guide plate is hinged to the harvesting baffle, and the two-layer main frame.

The conveying mechanism is a belt conveyor, the front end of the belt conveyor is fixedly connected with a suspension bracket, and the rear end of the belt conveyor is connected with a collecting box of the collecting mechanism.

The collecting mechanism comprises a collecting box, the lifting mechanism comprises a guide rail, a guide rail seat, a pulley, a lifting plate and a fixed plate, the guide rail is fixedly connected with the guide rail seat, the guide rail seat is fixed above the frame, the fixed plate is fixed at the two ends of the lifting plate, the pulley is hinged at the middle part of the fixed plate, the pulley is connected with the guide rail in a sliding mode, the cross section of the lifting plate is T-shaped, the lifting plate is connected with the collecting box through bolts, a hinged seat is arranged on the outer side of the lifting plate, the hinged seat is connected with a working end of a lifting oil cylinder, and the.

Be equipped with outer bracing tube between guide rail and the guide rail seat, outer bracing tube one end fixed connection guide rail, outer bracing tube other end fixed connection guide rail seat, be equipped with the reinforcing plate between outer bracing tube and the guide rail, be equipped with the end at the guide rail lower extreme and violently manage, the end is violently managed one end fixed connection guide rail, and the end is violently managed outside bracing tube of other end fixed connection, is equipped with interior bracing tube outside bracing tube below, interior bracing tube both ends respectively with guide rail and end violently manage fixed connection.

The link includes connecting plate, welded pipe and stay tube, stay tube both ends fixed connection welded pipe, at stay tube both sides fixed connection connecting plate, the connecting plate passes through bolted connection lifting plate.

Compared with the prior art, the utility model can control the harvesting mechanism through the lifting mechanism, can be adjusted at any time according to the height of the tobacco leaves, does not need workers to manually adjust the harvesting mechanism, and can keep the relative distance between the tobacco leaves and the transmission mechanism unchanged, thereby ensuring the normal collection and transmission of the tobacco leaves, adopting the fork frame type direct lifting technology to increase the lifting height, when the tobacco leaves on the middle and lower parts are harvested, the harvesting monomer does not need to be manually disassembled and lifted, the adaptability is enhanced, the collection mode is changed from the prior net cage into the large frame collection, then the utility model is self-unloaded into the transportation wagon box, the transportation efficiency is improved, the adaptability is stronger, the steering mechanism is designed by double hydraulic cylinders at two sides, the angle that turns to about can guaranteeing is unanimous completely, avoids the idle stroke, strengthens the operability that turns to, the utility model discloses convenient operation, the use is extensive, improves the efficiency of reaping of tobacco leaf.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the rear drive mechanism.

Fig. 3 is a schematic structural view of the steering mechanism.

FIG. 4 is a schematic view of the structure of the elevating mechanism

Fig. 5 is a schematic structural view of the lower yoke.

FIG. 6 is an enlarged schematic view of A in FIG. 5

Fig. 7 is a schematic structural view of the lower pulley.

Fig. 8 is a schematic structural view of the upper fork.

Fig. 9 is a schematic structural view of the upper pulley.

Fig. 10 is a schematic view of the lifting mechanism and the collection box.

Fig. 11 is a schematic view of the structure of the guide rail.

Fig. 12 is a schematic view of the installation of the pulley.

Fig. 13 is a schematic structural view of the connecting frame.

Fig. 14 is a schematic diagram of the harvesting mechanism.

Fig. 15 is a schematic view of the installation of the harvesting knife.

Fig. 16 is a schematic view of the installation of the harvesting mechanism.

Wherein, 1, a frame, 2, a transmission mechanism, 3, a steering mechanism, 31, a right steering oil cylinder, 32, a left steering oil cylinder, 33, a connecting sleeve, 34, a steering arm, 35, a steering wheel, 4, a lifting mechanism, 401, a two-layer main frame, 402, an upper fork rod, 4021, an upper pulley, 403, a lower fork rod, 4031, a lower pulley, 404, a suspension bracket, 405, a front beam, 406, a lifting oil cylinder, 407, a lifting column, 408, an upper slideway, 409, a lower slideway, 5, a collecting box, 6, a lifting mechanism, 61, a guide rail, 611, an outer inclined support pipe, 612, an inner inclined support pipe, 613, a bottom transverse pipe 614, a guide rail seat, 615, a reinforcing plate 615, 62, a fixing plate, 63, a connecting frame, 631, a supporting pipe, 632, a connecting plate, 633, a welding pipe, 621, a pulley, 622, a lifting plate, 7, a rear driving mechanism, 71, a rear driving support, 72, a speed reduction motor, 73, a flange and 8 a harvesting mechanism, 81. the harvesting machine comprises a harvesting support, a triangular plate, a harvesting guide plate, a supporting rod, a harvesting baffle 85, a harvesting roller 86, a harvesting roller 87, a bearing seat 88, a harvesting motor 89, a universal coupling 801, a harvesting knife rest 802 and a harvesting knife.

Detailed Description

As shown in fig. 1 to 16, the lifting tobacco leaf harvesting machine comprises a frame 1, wherein one end of the frame 1 is provided with a steering mechanism 3, the other end of the frame 1 is provided with a rear driving mechanism 7, a lifting mechanism 4 is arranged above the middle of the frame 1, one end of the lifting mechanism 4, which is far away from the steering mechanism 3, is provided with a collecting mechanism, the lower part of the lifting mechanism 4 is connected with a harvesting mechanism 8 through a lifting arm, two sides of the harvesting mechanism 8 are provided with conveying mechanisms 2, the upper ends of the conveying mechanisms 2 are connected with collecting boxes 5 of the collecting mechanism, and the collecting mechanism is connected with the frame 1 through a lifting mechanism 6.

Steering mechanism 3 includes steering arm 34, left steering cylinder 32 and right steering cylinder 31, steering arm 34 upper end is articulated with frame 1, and steering arm 34 lower extreme articulates directive wheel 35, and steering arm 34 upper end both sides are articulated left steering cylinder 32 and right steering cylinder 31, the work end of left steering cylinder 32 is through turning to the articulated steering arm 34 of cover, right steering cylinder 31 passes through the articulated steering arm 34 of adapter sleeve 33, and adapter sleeve 33 fixed connection steering arm 34, fixed connection is the welding.

The rear driving mechanism 7 comprises a rear driving support 71, the rear driving support 71 is connected to the lower end of the rack 1 through bolts, a speed reducing motor 72 is arranged at the lower end of the rear driving support 71, the working end of the speed reducing motor 72 is connected with a driving wheel, the driving wheel is connected with the speed reducing motor 72 through a speed reducing flange 73, and the speed reducing motor 72 is fixedly connected with the rear driving support 71.

The lifting mechanism 4 comprises a two-layer main frame 401, the two-layer main frame 401 is connected with the frame 1 through a lifting oil cylinder 406, the working end of the lifting oil cylinder 406 is hinged with a lifting column 407, the lifting column 407 is vertically and fixedly connected with the two-layer main frame 401, a front beam 405 is arranged on one side, close to the steering mechanism 3, of the two-layer main frame 401, a plurality of suspension frames 404 are arranged on the front beam 405, at least three suspension frames 404 are arranged, the front end of the transfer mechanism 2 is connected to the side on the outermost side, the harvesting baffle 85 connected to the harvesting mechanism 8 is arranged in the middle of the two-layer main frame 401, each suspension frame 404 comprises an upper connecting plate 632, a bent pipe frame and a lower connecting plate 632, slotted holes are formed in each of the upper connecting plate 632 and the lower connecting plate 632, the upper connecting plate 632 is connected with the front beam 405 through bolts, the lower connecting plate 632 is connected with the belt conveyer through; be equipped with fork arm 402 and lower fork arm 403 between two layers of body frames 401 and the frame 1, the middle part of going up fork arm 402 is articulated with the middle part of lower fork arm 403, it articulates on frame 1 to go up fork arm 402 one end, and the last fork arm 402 other end passes through glide slope 408 and is connected with two layers of body frames 401, goes up fork arm 402 through upper pulley 4021 and upper slide 408 sliding connection, and upper pulley 4021 is articulated with upper fork arm 402, lower fork arm 403 one end articulates on frame 1, and the lower fork arm 403 other end passes through glide slope 409 and is connected with two layers of body frames 401, and lower fork arm 403 passes through lower pulley 4031 and lower glide slope 409 sliding connection, and lower pulley 4031 is articulated with lower fork arm 403.

The harvesting mechanism 8 comprises a harvesting knife 802, a harvesting knife rest 801, a harvesting bracket 81, a harvesting baffle 85, a harvesting gear box, a harvesting roller 86 and a harvesting guide plate 83, one end of the harvesting knife rest 801 is connected with a harvesting motor 88 through a universal coupling 89, the other end of the harvesting knife rest 801 is connected with an outer spherical surface belt suspension type bearing seat 87, the bearing seat 87 is connected with the harvesting bracket 81 through a supporting rod 84, two sides of the harvesting knife rest 801 are fixedly connected with the harvesting knife 802, the harvesting guide plate 83 is installed at the upper end of the harvesting knife 802, the harvesting roller 86 is connected with the harvesting gear box, the harvesting gear box is connected with the harvesting motor 88 through chain wheel transmission, two ends of the harvesting roller 86 are hinged with the harvesting baffle 85, the harvesting gear box is fixed on the harvesting baffle 85, the harvesting baffle 85 is fixedly connected with the harvesting bracket 81, the harvesting guide plate 83 is hinged with the harvesting baffle 85, the harvesting support 81 is fixedly connected with the two-layer main frame 401 of the lifting mechanism 4, and the harvesting guide plate 83 can assist tobacco leaves to smoothly enter a harvesting channel so as to be harvested by the harvesting knife 802. Harvesting motor 88 transmits power to harvesting knife 802 on the one hand, and to the harvesting gearbox and then to harvesting roller 86 through sprocket drive on the other hand. One end of the harvesting knife rest 801 is connected with a harvesting motor 88 through a universal coupling 89, the other end of the harvesting knife rest is connected with an outer spherical surface suspension type bearing seat 87, and the outer spherical surface suspension type bearing seat is fixed on the supporting rod 84.

The conveying mechanism 2 is a belt conveyor, the front end of the belt conveyor is fixedly connected with a suspension bracket 404, and the rear end of the belt conveyor is connected with a collecting box 5 of the collecting mechanism.

The collection mechanism includes collecting box 5, hoist mechanism 6 includes guide rail 61, guide rail seat 614, pulley 621, lift board 622 and fixed plate 62, the perpendicular fixed connection guide rail seat 614 of guide rail 61, guide rail seat 614 fixes in frame 1 top, fixed plate 62 fixes at the both ends of lift board 622, at the articulated pulley 621 in fixed plate 62 middle part, pulley 621 and guide rail 61 sliding connection, lift board 622 cross section are the T type, lift board 622 passes through bolted connection collecting box 5, is equipped with articulated seat in the lift board 622 outside, the work end of lift cylinder is connected to articulated seat, and the articulated frame 1 of the other end of lift cylinder.

Be equipped with outer bracing tube 611 between guide rail 61 and the guide rail seat 614, outer bracing tube 611 one end fixed connection guide rail 61, outer bracing tube 611 other end fixed connection guide rail seat 614, be equipped with reinforcing plate 615 between outer bracing tube 611 and the guide rail 61, be equipped with the end violently pipe at the guide rail 61 lower extreme, end violently pipe one end fixed connection guide rail 61, end violently pipe other end fixed connection outer bracing tube 611, be equipped with interior bracing tube 612 below outer bracing tube 611, interior bracing tube 612 both ends respectively with guide rail 61 and end violently pipe fixed connection.

The connecting frame 63 includes a connecting plate 632, a welding pipe 633 and a supporting pipe 631, the welding pipe 633 is fixedly connected to both ends of the supporting pipe 631, a connecting plate 632 is fixedly connected to both sides of the supporting pipe 631, and the connecting plate 632 is connected to the lifting plate 622 by bolts.

The working process of the utility model is as follows: the harvesting motor 88 is started, the harvesting motor 88 transmits power to the harvesting knife 802, and simultaneously transmits the power to the harvesting gear box through chain wheel transmission, and further transmits the power to the harvesting roller 86, one side of the harvesting knife 802 is connected with the harvesting motor 88 through a directional coupler, the other side of the harvesting knife 802 is connected with the spherical outside surface belt suspension type seat bearing, the spherical outside surface belt suspension type seat bearing is fixed on the harvesting shaft adjusting frame, so that the angle of the harvesting knife 802 can be adjusted through adjusting the harvesting shaft adjusting frame, the tobacco can smoothly enter a harvesting channel under the assistance of a guide rod, so that the tobacco is harvested by the harvesting knife 802, the harvested tobacco is conveyed to the belt conveyer through the roller, is conveyed again to the collecting box 5, the tobacco harvesting work is completed, when the tobacco is higher, the harvesting knife 802 cannot effectively harvest the tobacco, the lifting oil cylinder 406 is started, the working end of the lifting oil cylinder 406 pushes the lifting column 407, the lifting column 407 drives the two, two layers of body frames 401 drive through mounted frame 404 and the support 81 of gathering and gather mechanism 8 and transport mechanism 2 promotion or decline, the completion is to the collection of different tobacco leaf heights, and simultaneously, the articulated seat of promotion hydro-cylinder promotion, articulated seat drives lifting plate 622, pulley 621 in lifting plate 622 rises or descends at guide rail 61, lifting plate 622 drives 5 promotions of collecting box or descends through connecting plate 632, collecting box 5 cooperatees with gathering mechanism 8 and transport mechanism 2 and uses, further accomplish the tobacco leaf and gather work.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims (9)

1. The utility model provides a lift-type tobacco leaf harvester, includes the frame, its characterized in that: frame one end is equipped with steering mechanism, and the frame other end is equipped with back actuating mechanism, frame middle part top is equipped with elevating system, and the one end of keeping away from steering mechanism at elevating system is equipped with collects the mechanism, the mechanism of gathering is connected through the lifing arm in the elevating system below, is equipped with transport mechanism in the mechanism both sides of gathering, the collecting box of collecting the mechanism is connected to the transport mechanism upper end, collects the mechanism and passes through hoist mechanism and connect the frame.

2. The elevating tobacco harvester of claim 1, wherein: the steering mechanism comprises a steering arm, a left steering oil cylinder and a right steering oil cylinder, wherein the upper end of the steering arm is hinged to the frame, the lower end of the steering arm is hinged to a steering wheel, two sides of the upper end of the steering arm are hinged to the left steering oil cylinder and the right steering oil cylinder, the working end of the left steering oil cylinder is hinged to the steering arm through a steering sleeve, the right steering oil cylinder is hinged to the steering arm through a connecting sleeve, and the connecting sleeve is fixedly connected with the steering arm.

3. The elevating tobacco harvester of claim 1, wherein: the rear driving mechanism comprises a rear driving support, the rear driving support is connected to the lower end of the rack through a bolt, a speed reduction motor is arranged at the lower end of the rear driving support, the working end of the speed reduction motor is connected with a driving wheel, and the speed reduction motor is fixedly connected with the rear driving support.

4. The elevating tobacco harvester of claim 1, wherein: the lifting mechanism comprises a second-layer main frame, the second-layer main frame is connected with the rack through a lifting oil cylinder, the working end of the lifting oil cylinder is hinged with a lifting column, the lifting column is vertically and fixedly connected with the second-layer main frame, a front beam is arranged on one side, close to the steering mechanism, of the second-layer main frame, a plurality of suspension frames are arranged on the front beam, and the suspension frames are fixedly connected with the front end of the conveying mechanism; be equipped with fork arm and lower fork arm between two layers of body frames and the frame, the middle part of going up the fork arm is articulated with the middle part of fork arm down, go up fork arm one end and articulate in the frame, the last fork arm other end is connected with two layers of body frames through the glide slope, goes up the fork arm and passes through top sheave and last slide sliding connection, and the top sheave is articulated with last fork arm, fork arm one end articulates in the frame down, and the lower fork arm other end is connected with two layers of body frames through the glide slope, and the lower fork arm passes through lower pulley and lower glide slope sliding connection, and the lower sheave is articulated with lower fork arm.

5. The elevating tobacco harvester of claim 1, wherein: the harvesting mechanism comprises a harvesting knife, a harvesting knife rest, a harvesting support, a harvesting baffle, a harvesting gear box, a harvesting roller and a harvesting guide plate, wherein one end of the harvesting knife rest is connected with a harvesting motor through a universal coupling, the other end of the harvesting knife rest is connected with a suspension type bearing seat with an outer spherical surface, the bearing seat is connected with the harvesting support through a supporting rod, the harvesting knife rest is fixedly connected with the two sides of the harvesting guide plate, the harvesting guide plate is installed at the upper end of the harvesting knife, the harvesting roller is connected with the harvesting gear box, the harvesting gear box is connected with the harvesting motor through a chain wheel, the two ends of the harvesting roller are hinged to the harvesting baffle, the harvesting gear box is fixed on the harvesting baffle, the harvesting baffle is fixedly connected with the harvesting support, the harvesting guide plate is hinged to the harvesting baffle, and the two-layer main frame.

6. The elevating tobacco harvester of claim 4, wherein: the conveying mechanism is a belt conveyor, the front end of the belt conveyor is fixedly connected with a suspension bracket, and the rear end of the belt conveyor is connected with a collecting box of the collecting mechanism.

7. The elevating tobacco harvester of claim 1, wherein: the collecting mechanism comprises a collecting box, the lifting mechanism comprises a guide rail, a guide rail seat, a pulley, a lifting plate and a fixed plate, the guide rail is fixedly connected with the guide rail seat, the guide rail seat is fixed above the frame, the fixed plate is fixed at the two ends of the lifting plate, the pulley is hinged at the middle part of the fixed plate, the pulley is connected with the guide rail in a sliding mode, the cross section of the lifting plate is T-shaped, the lifting plate is connected with the collecting box through bolts, a hinged seat is arranged on the outer side of the lifting plate, the hinged seat is connected with a working end of a lifting oil cylinder, and the.

8. The elevating tobacco harvester of claim 7, wherein: be equipped with outer bracing tube between guide rail and the guide rail seat, outer bracing tube one end fixed connection guide rail, outer bracing tube other end fixed connection guide rail seat, be equipped with the reinforcing plate between outer bracing tube and the guide rail, be equipped with the end at the guide rail lower extreme and violently manage, the end is violently managed one end fixed connection guide rail, and the end is violently managed outside bracing tube of other end fixed connection, is equipped with interior bracing tube outside bracing tube below, interior bracing tube both ends respectively with guide rail and end violently manage fixed connection.

9. The elevating tobacco harvester of claim 7, wherein: the lifting plate is connected with the connecting plate through bolts, the connecting plate is fixedly connected with the supporting tube, and two ends of the supporting tube are fixedly connected with the welded tube.

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