CN116267503A - Rubber tapping machine - Google Patents

Abstract

The invention provides a tapping machine, comprising: the device comprises two spiral flexible rails, a first traveling module arranged on one flexible rail, a second traveling module arranged on the other flexible rail and a rubber tapping host; the rubber tapping host is in transmission connection with the first walking module and the second walking module through the walking power transmission shaft, and the first walking module and the second walking module can synchronously move along the two flexible tracks respectively under the drive of the rubber tapping host; the first walking module is provided with an intermittent transmission mechanism which is in transmission connection with the rubber tapping host through a screw rod; the rubber tapping host comprises a cutter head for harvesting rubber. The rubber tapping machine provided by the embodiment of the invention can accurately simulate the action of manually harvesting rubber, fully combines the structural characteristics and harvesting rules of natural rubber trees, has high transmission efficiency, and can harvest rubber trees with all-weather, full-tree and full-tree-diameter sizes.

Description

Rubber tapping machine

Technical Field

The invention relates to the field of natural rubber harvesting, in particular to a rubber tapping machine.

Background

The rubber tapping machine is mechanical equipment for collecting natural rubber, the structure of the rubber tapping machine in the related technology is complex, the rubber tapping machine is difficult to adapt to the rubber tapping operation of all rubber trees, meanwhile, the cost and the cost are high, the production needs of farmers cannot be met, the large-scale input production cannot be realized, and a large number of manual rubber tapping modes still exist at present.

Rubber tapping machinery in the related art generally adopts mechanical horizontal circulating motion and vertical motion to synthesize oblique rubber tapping motion, has low transmission efficiency, and is insufficient in adaptability to various rubber trees, so that rubber trees which are too thick, too thin and recycled rubber for years cannot be tapped, and the rubber tapping machinery has great limitation and cannot meet the requirements of normal natural rubber agricultural operation.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems in the related art to some extent. The present invention provides a tapping machine comprising: the device comprises two spiral flexible rails, a first traveling module arranged on one flexible rail, a second traveling module arranged on the other flexible rail and a rubber tapping host;

the rubber tapping host is in transmission connection with the first walking module and the second walking module through a walking power transmission shaft, and the first walking module and the second walking module can synchronously move along the two flexible tracks under the drive of the rubber tapping host;

the intermittent transmission mechanism is arranged on the first travelling module and is in transmission connection with the tapping main machine through a screw rod, and the intermittent transmission mechanism can drive the tapping main machine to move along the length direction of the screw rod; the rubber tapping host comprises a cutter head for harvesting rubber.

The rubber tapping machine provided by the embodiment of the invention can enable the rubber tapping host to walk along the spiral shape through the spiral flexible track, so that the action of manually harvesting rubber is accurately simulated, the structural characteristics and harvesting rules of natural rubber trees are fully combined, the transmission efficiency is high, all-weather, full-tree and full-tree-diameter rubber tree harvesting can be used, the adaptability is extremely high, and the rubber tapping machine is completely different from various rubber tapping machines in related technologies.

Optionally, the flexible track comprises a plurality of flexible track units, and the flexible track units are connected end to end in sequence;

the flexible rail unit includes: the track comprises a track body made of flexible materials, a plurality of meshing teeth fixed on a first side of the track body and a plurality of anti-slip spines fixed on a second side of the track body; the plurality of meshing teeth are distributed at equal intervals along the length direction of the track body; the anti-slip spines are distributed at equal intervals along the length direction of the track body.

Optionally, the first walking module or the second walking module comprises:

the mounting frame is provided with at least one pair of main body clamping wheels, and each pair of main body clamping wheels are oppositely arranged at intervals and are in sliding fit with the flexible track;

the universal transmission mechanism is in transmission connection with the walking power transmission shaft, is arranged on the mounting frame and comprises a driving gear;

the walking gear is arranged on the mounting frame and meshed with the driving gear, and the walking gear is meshed with the meshing teeth; and

the swing arms are rotationally connected with the mounting frame, at least one pair of floating clamping wheels are arranged on the swing arms, and each pair of floating clamping wheels are oppositely arranged at intervals and are in sliding fit with the flexible track.

Optionally, the swing arm includes first swing arm and second swing arm, first swing arm with the mounting bracket is through first axis of rotation is connected, the second swing arm with first swing arm is through second axis of rotation is rotated and is connected, first axis of rotation with the second axis of rotation is perpendicular, first swing arm and/or be provided with on the second swing arm at least a pair of floating pinch roller.

Optionally, a hinge seat is arranged on the mounting frame, the swing arm further comprises an adjusting block and an adjusting screw, and the adjusting block is rotationally connected with the hinge seat;

the first swing arm is provided with a connecting rib, a nut of the adjusting screw is located on the connecting rib, and the adjusting screw is in threaded fit with the adjusting block.

Optionally, the tapping host includes:

the output shaft of the driving component is provided with a first gear and a second gear;

the driving component is in transmission connection with the walking driving component through the first gear, and the walking driving component is in transmission connection with the walking power transmission shaft; and

the tool bit driving assembly comprises a telescopic push rod rack and a tool rest hinged to the telescopic push rod rack, the telescopic push rod rack is meshed with the second gear and moves synchronously with the rotation of the second gear, and the tool bit is arranged at the tail end of the tool rest.

Optionally, the walking driving assembly includes a third gear, a worm, a first driven wheel and a second driven wheel, the first driven wheel is arranged at a first end of the worm, the second driven wheel is arranged at a second end of the worm, the third gear is arranged between the first driven wheel and the second driven wheel, a central hole of the third gear is in spiral fit with the worm, the first gear is meshed with the third gear and can drive the third gear to move along the axial direction of the worm, the third gear moves along the axial direction of the worm in a first state, when moving to a position meshed with the first driven wheel, the third gear is switched to a second state, when moving to a position meshed with the second driven wheel, the third gear is switched to a third state, when moving to a position meshed with the second driven wheel, the third gear is meshed with the second driven wheel, and can drive the third gear to rotate in a third state, and the third gear is driven to rotate in a third direction opposite to the third driven wheel in a third state;

at least one of the worm, the first driven wheel and the second driven wheel is in transmission connection with the walking power transmission shaft.

Optionally, flexible push rod rack includes push rod body, guide bar, elastic component and rack, have first mounting groove on the push rod body, the both ends of guide bar set up respectively in the both ends in the first mounting groove, the elastic component with the rack is all overlapped and is located on the guide bar, just the elastic component is located the tip of rack, the elastic component elasticity extrusion the rack, the rack with second gear engagement.

Optionally, the tool bit driving assembly further comprises a sector gear, a limiting part and a stopping part, wherein the sector gear is arranged at the end part of the rack, and a pin shaft hole is formed in the sector gear;

the push rod body is provided with a second mounting groove, the limiting part is arranged in the second mounting groove, a pin shaft on the limiting part extends into the pin shaft hole, and the sector gear can push the pin shaft through the pin shaft hole so that the limiting part partially extends out of the second mounting groove;

the stop component is arranged on one side of the push rod body and used for stopping the stop component when the stop component partially extends out of the second mounting groove.

Optionally, the tapping machine further comprises a tensioning device arranged at the end part of the flexible track and a steel wire rope tied on the flexible track, wherein the tensioning device comprises a hoop and a tensioner fixedly connected with the hoop; the hoop is used for being fixedly connected with the trunk, and the tensioner is connected with the steel wire rope and used for tensioning the steel wire rope;

the anchor ear adopts nylon or polyoxymethylene engineering plastics, the strainer adopts the polycarbonate material, first walking module with the second walking module adopts the polycarbonate material, walking power transmission shaft adopts stainless steel material, the tool bit adopts stainless steel material.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic view of a tapping machine mounted on a tree trunk in accordance with one embodiment of the present invention;

FIG. 2 is a schematic view of a flexible track unit in an embodiment of the invention;

FIG. 3 is an exploded view of a first travel module according to an embodiment of the invention;

FIG. 4 is a side view of a first travel module in an embodiment of the invention;

FIG. 5 is an exploded view of a tapping machine according to an embodiment of the present invention;

FIG. 6 is an exploded view of a travel drive assembly according to one embodiment of the invention;

FIG. 7 is a top view of a travel drive assembly and a bit drive assembly in accordance with an embodiment of the present invention;

FIG. 8 is an exploded view of a bit drive assembly according to one embodiment of the present invention;

fig. 9 is a schematic view of a tensioning device in an embodiment of the present invention.

Reference numerals:

1-a flexible track; 2-a first travel module; 3-a second walking module; 4-a rubber tapping host; 5-a walking power transmission shaft; 6-a screw rod; 7-a discontinuous transmission mechanism; 8-tensioning devices;

41-cutter head;

10-track body; 11-meshing teeth; 12-anti-slip spines;

20-mounting rack; 21-a main body pinch wheel; 22-universal transmission mechanism; 23-a drive gear; 24-a walking gear; 25-swing arms; 26-floating pinch wheels;

201-a hinge seat; 251-a first swing arm; 252-second swing arm; 253—a first rotation axis; 254-a second axis of rotation; 255-adjusting block; 256-adjusting screws; 257-connecting bars;

41-cutter head; 42-a drive member; 421-first gear; 422-a second gear; 43-a walk drive assembly; 431-third gear; 432-worm; 433—a first driven wheel; 434-a second driven wheel; 44-a cutter head drive assembly; 441—telescoping push rod rack; 442-tool holder; 443-sector gear; 4431-pin hole; 444-limit parts; 445-stop member; 45-an upper housing; 46-a lower housing;

4411-a pusher body; 4412-guide bar; 4413-elastic member; 4414-rack;

81-hoops; 82-tensioner.

Detailed Description

The technical scheme of the invention will be further described in detail below with reference to specific embodiments. It is to be understood that the following examples are illustrative only and are not to be construed as limiting the scope of the invention. All techniques implemented based on the above description of the invention are intended to be included within the scope of the invention.

The embodiment provides a rubber tapping machine, which can be used for harvesting natural rubber, is fixed on the trunk of a rubber tree when in use, and drives a rubber tapping host machine to spirally walk along the rubber tree through a driving part, and a cutter head on the rubber tapping host machine cuts rubber in the process.

Referring to fig. 1-7, in some embodiments, a tapping machine basically includes: the two flexible tracks 1, a first traveling module 2 arranged on one flexible track 1, a second traveling module 3 arranged on the other flexible track 1 and a rubber tapping host 4; the two flexible tracks 1 are spiral and are arranged in parallel, and the parallel arrangement means that the distance between the two flexible tracks 1 is always equal.

The rubber tapping host machine 4 comprises a cutter head 41 for harvesting rubber, the rubber tapping host machine 4 is respectively in transmission connection with the first walking module 2 and the second walking module 3 through a walking power transmission shaft 5, and the first walking module 2 and the second walking module 3 can respectively and synchronously move along the two flexible tracks 1 under the drive of the rubber tapping host machine 4; specifically, the driving part 42 on the tapping host 4 drives the traveling power transmission shaft 5 to rotate through the transmission part, so as to drive the first traveling module 2 and the second traveling module 3 to travel on the two flexible rails 1, respectively.

The first traveling module 2 is provided with an intermittent transmission mechanism 7, the intermittent transmission mechanism 7 is in transmission connection with the tapping host 4 through a screw rod 6, and the intermittent transmission mechanism 7 can drive the tapping host 4 to move along the length direction of the screw rod 6; after the primary tapping action is completed, the tapping host 4 is moved downwards for a certain distance, and then the secondary tapping action is performed, and the intermittent transmission mechanism 7 can automatically control the tapping host 4 to move downwards along the screw rod 6 and accurately control the moving distance.

The tapping process of the tapping machine of the above embodiment is as follows: after the tapping machine is mounted on the rubber tree, the two flexible rails 1 are only fixed on the trunk of the rubber tree by the tensioning device 8 at the end parts of the flexible rails 1, so that the flexible rails 1 perfectly fit on the rubber tree. At this time, the whole machine is in a state of to-be-cut rubber, after a rubber cutting instruction is received, the rubber cutting host machine 4 outputs power, the first driving tool bit 41 stretches out, then the first walking module 2 and the second walking module 3 are driven to respectively walk on the two flexible rails 1, the process continues to cut rubber, after the rubber cutting is stopped at a trunk setting position, the motor continues to rotate, the driving is completed to finish the tool retracting action, at this time, the tool bit 41 is retracted, then the first walking module 2 and the second walking module 3 are driven to reversely walk, the whole rubber cutting host machine 4 is moved downwards for a certain distance, the tool bit 41 stretches out, and the rubber cutting action is continued.

The rubber tapping machine of the embodiment enables the rubber tapping host to walk along the spiral shape through the spiral flexible track 1, so that the action of manually harvesting rubber is accurately simulated, the structural characteristics and harvesting rules of natural rubber trees are fully combined, the transmission efficiency is high, all-weather rubber tree harvesting with full tree diameter and full tree diameter can be used, the adaptability is extremely high, and the rubber tapping machine is completely different from various rubber tapping machines in related technologies.

In some embodiments, the flexible track 1 comprises a plurality of flexible track units connected end to end in sequence; referring to fig. 2, the flexible rail unit includes: a track body 10 made of flexible materials, a plurality of meshing teeth 11 fixed on a first side of the track body 10 and a plurality of anti-slip spines 12 fixed on a second side of the track body 10; the plurality of meshing teeth 11 are distributed at equal intervals along the length direction of the track body 10; the plurality of anti-slip spikes 12 are equally spaced apart along the length direction of the rail body 10. The first traveling module 2 and the second traveling module 3 travel along the flexible rail 1 through the engagement teeth 11, and the anti-slip spike 12 may be partially inserted into the trunk of the rubber tree, thereby enhancing the stability of fixation with the trunk.

In some embodiments, the mechanisms of the first walking module 2 and the second walking module 3 may be the same, may be different, may be substantially the same, and may have a small amount of difference according to the installation requirements. The structure of the first traveling module 2 and the second traveling module 3 will be described below.

Referring to fig. 3 and 4, the first traveling module 2 or the second traveling module 3 includes: the walking module comprises a mounting frame 20, a universal transmission mechanism 22, a walking gear 24 and a swing arm 25, wherein at least one pair of main body clamping wheels 21 are arranged on the mounting frame 20, each pair of main body clamping wheels 21 are oppositely arranged at intervals and are in sliding fit with the flexible track 1, and the main body clamping wheels 21 can play a guiding role to guide the walking module to stably slide along the track.

The universal transmission mechanism 22 is in transmission connection with the walking power transmission shaft 5, and the universal transmission mechanism 22 is arranged on the mounting frame 20 and comprises a driving gear 23; the traveling gear 24 is arranged on the mounting frame 20 and meshed with the driving gear 23, and the traveling gear 24 is meshed with the meshing teeth 11; the swing arm 25 is rotatably connected with the mounting frame 20, at least one pair of floating clamping wheels 26 are arranged on the swing arm 25, and each pair of floating clamping wheels 26 are oppositely arranged at intervals and are in sliding fit with the flexible track 1.

The main function of the swing arm 25 is to better slide fit with a curved flexible rail, which may be helical. Specifically, the swing arm 25 is rotatably connected with the mounting frame 20, that is, the swing arm 25 can rotate relative to the mounting frame 20, at least one pair of floating clamping wheels 26 are arranged on the swing arm 25, and each pair of floating clamping wheels 26 are oppositely arranged at intervals and are used for being in rolling fit with the clamped flexible track. The floating clamp wheel 26 functions similarly to the main clamp wheel 21 and also can serve as a guide to guide the traveling module to stably slide along the rail.

The first walking module 2 or the second walking module 3 in the above embodiment can automatically adapt to a curved flexible track by arranging the swing arm 25, so that the special action of rubber tapping of a natural rubber tree can be completely attached to the curved surface of the rubber tree; in addition, through main part pinch roller 21 and the floating pinch roller 26 that set up, can with the stable sliding fit of track, reduce the removal resistance, improved the stability of walking.

The flexible rail 1 itself can be bent, but is not affected by the clamping action of the main body clamping wheel 21 and the floating clamping wheel 26.

Further, the swing arm 25 includes a first swing arm 251 and a second swing arm 251, the first swing arm 251 is rotatably connected with the mounting frame 20 through a first rotation shaft 253, the second swing arm 252 is rotatably connected with the first swing arm 251 through a second rotation shaft 254, and the first rotation shaft 253 is perpendicular to the second rotation shaft 254, so that the swing arm 25 can twist in multiple directions, thereby being better adapted to walk on a curved track, and particularly adapted to walk on a spiral track.

At least one pair of floating clamping wheels 26 is arranged on the first swing arm 251 and/or the second swing arm 252, that is, the floating clamping wheels 26 can be arranged on the first swing arm 251, the second swing arm 252 or both the first swing arm 251 and the second swing arm 252.

In some embodiments, the first rotation axis 253 is perpendicular to the axial direction of the body pinch wheels 21, such that in use the first rotation axis 253 spans the width of the track, with the two body pinch wheels 21 on either side of the track.

Further, the rotation range of the first swing arm 251 and the mounting frame 20 is 0 ° -60 °, that is, the first swing arm 251 can rotate within an angle range of 60 ° relative to the mounting frame 20; the rotation range of the second swing arm 252 and the first swing arm 251 is 0 ° -30 °, that is, the second swing arm 252 can rotate within an angle range of 30 ° with respect to the first swing arm 251. Within this angular range, the traveling module is able to substantially accommodate all tapping application requirements of the rubber tree.

In some embodiments, the mounting frame 20 is provided with a hinge seat 201, the swing arm 25 further includes an adjusting block 255 and an adjusting screw 256, and the adjusting block 255 is rotatably connected with the hinge seat 201; the first swing arm 251 is provided with a connecting rib 257, a nut of the adjusting screw 256 is positioned on the connecting rib 257, and the adjusting screw 256 is in threaded fit with the adjusting block 255.

Through changing the degree of cooperation of adjusting screw 256 and regulating block 255, can change the rotation angle of first swing arm 251 and mounting bracket 20, in carrying out the rubber tapping operation, after selecting suitable rotation angle according to the size of rubber tree, through adjusting screw 256 and regulating block 255 locking position, guarantee that first swing arm 251 and mounting bracket 20 walk under fixed angle all the time. The adjustment screw 256 may be readjusted in size when harvesting rubber from other rubber trees.

Referring to fig. 5 to 7, the tapping host 4 includes: the driving part 42, the walking driving assembly 43 and the cutter head driving assembly 44, wherein a first gear 421 and a second gear 422 are arranged on an output shaft of the driving part 42; the first gear 421 and the second gear 422 may be integrally formed and rotated in synchronization, and the central axes of the first gear 421 and the second gear 422 are the same, but the outer diameters are different, thereby adjusting the gear ratio as needed. The driving part 42 is in transmission connection with the walking driving assembly 43 through a first gear 421, and the walking driving assembly 43 is in transmission connection with the walking power transmission shaft 5.

The tool bit driving assembly 44 includes a telescopic push rod rack 441 and a tool rest 442 hinged to the telescopic push rod rack 441, the telescopic push rod rack 441 is meshed with the second gear 422 and moves synchronously with the rotation of the second gear 422, and the tool bit 41 is disposed at the end of the tool rest 442.

Further, referring to fig. 6, the walking driving assembly 43 includes a third gear 431, a worm 432, a first driven wheel 433 and a second driven wheel 434, the first driven wheel 433 is disposed at a first end (upper end in the drawing) of the worm 432, the second driven wheel 434 is disposed at a second end (lower end in the drawing) of the worm 432, the third gear 431 is disposed between the first driven wheel 433 and the second driven wheel 434, and a center hole of the third gear 431 is in spiral engagement with the worm 432, the first gear 421 is engaged with the third gear 431 and is capable of driving the third gear 431 to move along an axial direction of the worm 432, the third gear 431 is shifted to a second state along the axial direction of the worm 432 when shifted to a position engaged with the first driven wheel 433, the third gear 431 is shifted to a third state when shifted to a position engaged with the second driven wheel 434, the third gear 431 is shifted to a third state in the third state and drives the second driven wheel 434 to rotate synchronously, and the third gear 431 is shifted to a third driven wheel 21 in the third state in the opposite direction to the third driven wheel 21 in the third state; at least one of the worm 432, the first driven wheel 433 and the second driven wheel 434 is in driving connection with the walking power transmission shaft 5. The third gear 431 drives the first driven wheel 433 to rotate in the opposite direction to the second driven wheel 434, so that the rubber tapping machine can travel forward or backward.

In the tapping machine 4 of the above embodiment, only one driving member 42 is used, the cutter head 41 is driven to stretch and retract in a period of time when the third gear 431 moves on the worm 4322, and after the stretching and retracting action of the cutter head 41 is completed, the third gear 431 is meshed with the first driven wheel 433 or the second driven wheel 434, so as to drive walking; the whole structural design is simple, and the driving effect is stable, has improved the rubber tapping efficiency of rubber tapping machine.

Further, referring to fig. 8, the telescopic push rod rack 441 includes a push rod body 4411, a guide rod 4412, an elastic piece 4413 and a rack 4414, wherein the push rod body 4411 is provided with a first installation groove, two ends of the guide rod 4412 are respectively arranged at two ends in the first installation groove, the rack 4414 is provided with a central hole, the elastic piece 4413 and the rack 4414 are both sleeved on the guide rod 4412, the elastic piece 4413 is positioned at the end part of the rack 4414, the elastic piece 4413 elastically presses the rack 4414, and the rack 4414 is meshed with the second gear 422. When the second gear 422 is engaged with the rack 4414 and drives the rack 4414 to move, the elastic force of the elastic member 4413 is overcome, and when the whole telescopic push rod rack 441 moves to the end, the second gear 422 cannot drive the telescopic push rod rack 441 to move continuously, and if the second gear 422 is reversed, the rack 4414 is easy to engage with the second gear 422 continuously under the action of the elastic member 4413 and move reversely under the drive of the second gear 422.

The elastic member 4413 may be a spring, for example.

In some embodiments, the tapping host 4 operates as follows: the driving part 42 drives the first gear 421 and the second gear 422 to synchronously rotate in the forward direction, wherein the first gear 421 is meshed with the third gear 431, and drives the third gear 431 to move along the axial direction of the worm 432, in the process, the second gear 422 drives the telescopic push rod rack 441 to linearly move, so that the telescopic push rod rack 441 drives the tool rest 442 to push the tool bit 41 to extend, when the tool bit 41 extends, the third gear 431 just moves to a state meshed with the first driven wheel 433, so that the first driven wheel 433 is driven to synchronously rotate, so that the whole tapping host is driven to move, the tool bit 41 performs tapping operation in the moving process, the second gear 422 is not meshed with the telescopic push rod rack 441 after the tool bit 41 extends, so that the telescopic push rod rack 441 is not driven to move, and the tool bit 41 is kept in the extending state to perform tapping operation; when the tapping machine moves to the end of the stroke after one end of the movement, the driving part 42 drives the first gear 421 and the second gear 422 to synchronously and reversely rotate, at this time, the second gear 422 is further meshed with the telescopic push rod rack 441 and drives the telescopic push rod rack 441 to reversely move, and then the cutter head 41 is retracted through the cutter rest 442 to complete the cutter retracting action, in the process, the third gear 431 moves along the axial direction of the worm 432 from the position meshed with the first driven wheel 433, before moving to the position meshed with the second driven wheel 434, the first driven wheel 433 and the second driven wheel 434 are not rotated, so that the whole tapping machine walks, during this time, the telescopic push rod rack 441 and the cutter rest 442 just drive the cutter head 41 to retract, and when the third gear 431 moves to the position meshed with the second driven wheel 434, the cutter retracting action is completed, the second driven wheel 434 also starts rotating, and thus the whole tapping machine is driven to walk. It can be seen that the rubber tapping host does not walk in the process of extending and retracting the cutter, and the rubber tapping host starts to walk after the extending and retracting actions are completed, so that the cutter head 41 is prevented from being damaged in the extending and retracting processes.

In some embodiments, tapping machine 4 further comprises an upper housing 45 and a lower housing 46, upper housing 45 and lower housing 46 may provide a mounting base for drive member 42, walk drive assembly 43, and bit drive assembly 44, etc., so that it operates stably. Of course, the driving member 42, the traveling driving unit 43, the cutter head driving unit 44, and the like may be other mounting bases, which are not limited thereto.

Illustratively, the cutter head driving assembly 44 further includes a sector gear 443, a limiting member 444 and a stopping member 445, the sector gear 443 is disposed at the end of the rack 4414, and the sector gear 443 is provided with a pin shaft hole 4431; the push rod body 4411 is provided with a second mounting groove, the limiting component 444 is arranged in the second mounting groove, the pin shaft 4441 on the limiting component 444 extends into the pin shaft hole 4431, and the sector gear 443 can push the pin shaft 4441 through the pin shaft hole 4431 so that the limiting component 444 partially extends out of the second mounting groove; the stopping member 445 is disposed at one side of the push rod body 4411 for stopping the stopping member 444 when the stopping member 444 partially protrudes from the second mounting groove.

By providing the sector gear 443, the limit member 444, and the stopper member 445, the stroke and the start position of the entire telescopic push rod rack 441 can be accurately controlled.

Referring to fig. 1 and 9, the tapping machine further comprises a tensioning device 8 arranged at the end part of the flexible track 1 and a steel wire rope tied on the flexible track 1, wherein the tensioning device 8 comprises a hoop 81 and a tensioner 82 fixedly connected with the hoop 81; the anchor ear 81 is fixedly connected with the trunk, and the tensioner 82 is connected with the steel wire rope and used for tensioning the steel wire rope; the tensioning device 8 can fix the flexible rail 1 more firmly to the trunk, the part of the flexible rail 1 being wrapped around in fig. 1 representing the trunk.

In some embodiments, the anchor ear 81 is made of nylon or Polyoxymethylene (POM) engineering plastic, the tensioner 82 is made of polycarbonate material, the first traveling module 2 and the second traveling module 3 are made of polycarbonate material, the traveling power transmission shaft 5 is made of stainless steel material, and the cutter head 41 is made of stainless steel material. Of course, the materials for the respective portions are not limited to the above embodiments, and those skilled in the art may have a need to select other materials that are satisfactory.

In summary, in the tapping machine provided by the embodiment of the invention, the flexible track oblique layout is innovatively provided to completely simulate the tapping action of artificial natural rubber, realize the mechanical re-engraving of the special action of tapping of natural rubber trees, and simultaneously design the intermittent transmission mechanism, the universal transmission mechanism, the traveling module and the tapping host machine capable of flexibly and stably outputting power, so that the tapping machine can stably travel on the spiral flexible track, the applicable tree shape is complete, and the tapping thickness can be accurately controlled by the adjusting screw on the tool rest, for example: the tapping thickness may be 1.2mm,1.5mm,1.6mm, etc. The mechanical efficiency of the rubber tapping machine is extremely high, the single rubber tapping time can be controlled within 20 seconds, and the rubber tapping efficiency is greatly improved.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made to the above embodiments by those skilled in the art within the scope and spirit of the invention, and any such modifications, equivalents, improvements, etc. are intended to be included within the scope of the present invention.

Claims (10)

1. A tapping machine, comprising: the device comprises two spiral flexible rails (1), a first traveling module (2) arranged on one flexible rail (1), a second traveling module (3) arranged on the other flexible rail (1) and a rubber tapping host machine (4);

the rubber tapping host machine (4) is in transmission connection with the first walking module (2) and the second walking module (3) through a walking power transmission shaft (5), and the first walking module (2) and the second walking module (3) can synchronously move along the two flexible tracks (1) under the driving of the rubber tapping host machine (4);

the intermittent transmission mechanism (7) is arranged on the first travelling module (2), the intermittent transmission mechanism (7) is in transmission connection with the rubber tapping host (4) through a screw rod (6), and the intermittent transmission mechanism (7) can drive the rubber tapping host (4) to move along the length direction of the screw rod (6);

the rubber tapping host machine (4) comprises a cutter head (41) for harvesting rubber.

2. A tapping machine according to claim 1, wherein the flexible rail (1) comprises a plurality of flexible rail units connected end to end in sequence;

the flexible rail unit includes: a track body (10) made of flexible materials, a plurality of meshing teeth (11) fixed on a first side of the track body (10) and a plurality of anti-slip spines (12) fixed on a second side of the track body (10); the plurality of meshing teeth (11) are distributed at equal intervals along the length direction of the track body (10); the plurality of anti-slip spines (12) are distributed at equal intervals along the length direction of the track body (10).

3. The tapping machine according to claim 2, characterized in that the first walking module (2) or the second walking module (3) comprises:

the mounting frame (20), at least one pair of main body clamping wheels (21) are arranged on the mounting frame (20), and each pair of main body clamping wheels (21) are oppositely arranged at intervals and are in sliding fit with the flexible track (1);

the universal transmission mechanism (22) is in transmission connection with the walking power transmission shaft (5), and the universal transmission mechanism (22) is arranged on the mounting frame (20) and comprises a driving gear (23);

a traveling gear (24), wherein the traveling gear (24) is arranged on the mounting frame (20) and meshed with the driving gear (23), and the traveling gear (24) is meshed with the meshing teeth (11); and

swing arm (25), swing arm (25) with mounting bracket (20) rotate and connect, be provided with at least a pair of floating clamp wheel (26) on swing arm (25), every pair floating clamp wheel (26) interval sets up relatively, and with flexible track (1) sliding fit.

4. A tapping machine according to claim 3, characterized in that the swing arm (25) comprises a first swing arm (251) and a second swing arm (251), the first swing arm (251) is rotatably connected with the mounting frame (20) through a first rotation shaft (253), the second swing arm (252) is rotatably connected with the first swing arm (251) through a second rotation shaft (254), the first rotation shaft (253) is perpendicular to the second rotation shaft (254), and at least one pair of floating clamping wheels (26) are arranged on the first swing arm (251) and/or the second swing arm (252).

5. The walking module according to claim 4, characterized in that the mounting frame (20) is provided with a hinge seat (201), the swing arm (25) further comprises an adjusting block (255) and an adjusting screw (256), and the adjusting block (255) is rotatably connected with the hinge seat (201);

the first swing arm (251) is provided with a connecting rib (257), a nut of the adjusting screw (256) is located on the connecting rib (257), and the adjusting screw (256) is in threaded fit with the adjusting block (255).

6. The walking module according to claim 1, characterized in that the tapping master (4) comprises:

a driving part (42), wherein a first gear (421) and a second gear (422) are arranged on an output shaft of the driving part (42);

the driving component (42) is in transmission connection with the walking driving component (43) through the first gear (421), and the walking driving component (43) is in transmission connection with the walking power transmission shaft (5); and

the tool bit driving assembly (44), the tool bit driving assembly (44) comprises a telescopic push rod rack (441) and a tool rest (442) hinged to the telescopic push rod rack (441), the telescopic push rod rack (441) is meshed with the second gear (422) and moves synchronously with the rotation of the second gear (422), and the tool bit (41) is arranged at the tail end of the tool rest (442).

7. The walking module according to claim 6, characterized in that the walking drive assembly (43) comprises a third gear (431), a worm (432), a first driven wheel (433) and a second driven wheel (434), the first driven wheel (433) being arranged to move along the axial direction of the worm (432), the second driven wheel (434) being arranged to move along the axial direction of the worm (432) to a second end of the worm (432), the third gear (431) being arranged between the first driven wheel (433) and the second driven wheel (434), and the central hole of the third gear (431) being in screw engagement with the worm (432), the first gear (421) being in mesh with the third gear (431) and being capable of driving the third gear (431) to move along the axial direction of the worm (432), the third gear (431) switching to a second state when moving to a position of engagement with the first driven wheel (432), the third gear (431) switching to a third state when the third gear (433) is in mesh with the second driven wheel (433) and in synchronous rotation with the third driven wheel (434), the direction of the third gear (21) driving the first driven wheel (23) to rotate in the second state is opposite to the direction of the third gear (21) driving the second driven wheel (24) to rotate in the third state;

at least one of the worm (432), the first driven wheel (433) and the second driven wheel (434) is in transmission connection with the walking power transmission shaft (5).

8. The walking module of claim 6, wherein the telescopic push rod rack (441) comprises a push rod body (4411), a guide rod (4412), an elastic piece (4413) and a rack (4414), wherein the push rod body (4411) is provided with a first mounting groove, two ends of the guide rod (4412) are respectively arranged at two ends in the first mounting groove, the elastic piece (4413) and the rack (4414) are both sleeved on the guide rod (4412), the elastic piece (4413) is positioned at the end part of the rack (4414), the elastic piece (4413) elastically presses the rack (4414), and the rack (4414) is meshed with the second gear (422).

9. The tapping machine according to claim 8, wherein the tool bit driving assembly (44) further comprises a sector gear (443), a limiting component (444) and a stopping component (445), the sector gear (443) is arranged at the end of the rack (4414), and a pin shaft hole (4431) is formed in the sector gear (443);

the push rod body (4411) is provided with a second mounting groove, the limiting component (444) is arranged in the second mounting groove, a pin shaft (4441) on the limiting component (444) stretches into the pin shaft hole (4431), and the sector gear (443) can push the pin shaft (4441) through the pin shaft hole (4431) so that the limiting component (444) partially stretches out from the second mounting groove;

the stop member (445) is disposed on one side of the push rod body (4411) and is used for stopping the stop member (444) when the stop member (444) partially extends out of the second mounting groove.

10. The tapping machine according to claim 8, further comprising a tensioning device (8) arranged at the end of the flexible rail (1) and a wire rope tied on the flexible rail (1), wherein the tensioning device (8) comprises a hoop (81) and a tensioner (82) fixedly connected with the hoop (81); the anchor ear (81) is used for being fixedly connected with a trunk, and the tensioner (82) is connected with the steel wire rope and used for tensioning the steel wire rope;

the anchor ear (81) adopts nylon or polyoxymethylene engineering plastics, strainer (82) adopts the polycarbonate material, first walking module (2) with second walking module (3) adopts the polycarbonate material, walking power transmission shaft (5) adopts the stainless steel material, tool bit (41) adopts the stainless steel material.

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