CN111972251A - Rubber tapping machine and rubber tapping method - Google Patents
Rubber tapping machine and rubber tapping method Download PDFInfo
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- CN111972251A CN111972251A CN201910426269.9A CN201910426269A CN111972251A CN 111972251 A CN111972251 A CN 111972251A CN 201910426269 A CN201910426269 A CN 201910426269A CN 111972251 A CN111972251 A CN 111972251A
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- guide rail
- tapping machine
- deformable
- tapping
- lead screw
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G23/00—Forestry
- A01G23/10—Tapping of tree-juices, e.g. caoutchouc, gum
- A01G23/12—Knives or axes for tapping
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G23/00—Forestry
- A01G23/10—Tapping of tree-juices, e.g. caoutchouc, gum
Abstract
The invention discloses a tapping machine and a tapping method, wherein the tapping machine comprises an upper deformable guide rail and a lower deformable guide rail, a sliding groove is formed between the inner wall and the outer wall of each deformable guide rail, and teeth are arranged on the outer side of the outer wall; the rubber tapping machine also comprises a longitudinal guide rail, an upper guide rail frame and a lower guide rail frame are respectively arranged at two ends of the longitudinal guide rail, an inner groove and a transverse limiting wheel are arranged on the guide rail frames, a gear in the guide rail frames is meshed with teeth on the outer wall of the deformable guide rail, and the transverse limiting wheel is embedded into a corresponding sliding groove on the deformable guide rail; in addition, a lead screw is arranged between the upper guide rail frame and the lower guide rail frame, one end of the lead screw is fixedly connected with a motor tooth of a motor I, and the other end of the lead screw is fixedly connected with a driving gear; the tapping machine also comprises a tool rest assembly sleeved on the longitudinal guide rail and the screw rod. The rubber tapping machine disclosed by the invention can be suitable for trunks with different thicknesses and shapes by using the deformable guide rail, the whole rubber tapping machine can be firmly fixed on the trunks by matching with the tightening belt, and the deformable guide rail also plays a role in transmission in the rubber tapping process.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to a rubber tapping machine and a rubber tapping method for cutting rubber tree barks in the field.
Background
Since the discovery of natural rubber from rubber trees, the method for forming rubber bark into a rubber slide way is always to manually cut by a rubber cutter; although electric tapping knives are beginning to appear in recent times, manual hand-held operation is still required.
The Chinese patent application CN104429813A discloses a rubber tapping machine, which comprises a tree binding fixing frame and two annular planetary gear shells respectively arranged at the upper end and the lower end of the tree binding fixing frame, wherein a vector moving tool rest assembly is arranged between the two annular planetary gear shells; a gear shaft is arranged on the vector moving tool rest assembly, and a motor and a tapping tool rest with a gear rack are arranged in the vector moving tool rest assembly; the rubber tapping knife rest is internally provided with a rubber tapping knife assembly, the top end of the rubber tapping knife assembly is connected with a lead screw, and the rubber tapping knife assembly can move up and down in the rubber tapping knife rest by rotating the lead screw. The shape of the annular planetary gear shell of the rubber tapping machine is fixed, the annular planetary gear shell cannot be adjusted according to the thickness of a rubber trunk, if the rubber trunk is thin, the force arm between the rubber tapping knife assembly and the rubber trunk is long, rubber tapping is labor-consuming, and the effect is poor; the tapping knife rest adopts a gear and rack transmission mode, so that the failure rate is high and the installation is troublesome; in addition, the cutter head of the rubber tapping machine is fixed, the surface of the rubber bark is irregular, and the structure ensures that the rubber tapping machine can not cut the concave part of the surface of the rubber bark and is easily clamped by the convex part of the surface of the rubber bark in the rubber tapping process, so that the problem of continuous cutting of the surface of the irregular rubber bark can not be well solved.
The chinese patent application CN107711410A discloses a tapping machine and a tapping method, which solves the problem of fixing the tapping machine on trunks with different thicknesses by using a flexible guide rail, but the stability of the whole machine in the tapping process needs to be improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a tapping machine and a tapping method which can be firmly fixed on different trunks and can stably and uniformly cut.
In order to solve the technical problems, the invention adopts the following technical scheme:
the rubber tapping machine is improved in that: the tapping machine comprises an upper deformable guide rail and a lower deformable guide rail, a sliding groove is formed between the inner wall and the outer wall of each deformable guide rail, and teeth are arranged on the outer side of the outer wall; the rubber tapping machine also comprises longitudinal guide rails, wherein upper and lower guide rail frames are respectively arranged at two ends of the longitudinal guide rails, an inner groove and a transverse limiting wheel are arranged on the guide rail frames, the upper and lower deformable guide rails are respectively inserted into the inner grooves of the upper and lower guide rail frames, so that a gear in the guide rail frames is meshed with teeth on the outer walls of the deformable guide rails, and the transverse limiting wheel is embedded into corresponding sliding grooves on the deformable guide rails; in addition, a lead screw is arranged between the upper guide rail frame and the lower guide rail frame, one end of the lead screw is fixedly connected with a motor tooth of a motor I, and the other end of the lead screw is fixedly connected with a driving gear; the tapping machine also comprises a tool rest assembly sleeved on the longitudinal guide rail and the screw rod.
Furthermore, the deformable guide rail is divided into an inner wall and an outer wall, the inner wall is of a spaced segmented structure, and each segment of the outer wall and each segment of the inner wall are connected into a whole.
Furthermore, the interval sections of the inner wall of the deformable guide rail are equal-interval uniform sections or regular small sections at equal intervals.
Furthermore, the surface of the inner wall of the deformable guide rail is provided with a convex nail.
Furthermore, the top and the bottom of the inner groove of the guide rail frame are respectively provided with more than two transverse limiting wheels.
Furthermore, the top and the bottom of the inner groove of the guide rail frame are respectively provided with more than two longitudinal limiting slide blocks.
Furthermore, motor teeth and driving gears in the upper guide rail frame and the lower guide rail frame are respectively meshed with teeth on the two deformable guide rails in a multi-stage gear transmission mode.
Furthermore, one end of the tool rest assembly is sleeved on the lead screw through a nut, the other end of the tool rest assembly penetrates through the longitudinal guide rail and can slide up and down along the longitudinal guide rail, a ratchet wheel and a fixed angle positioning block which can synchronously rotate with the nut are fixedly arranged outside the nut, a tool rest seat and a linear displacement sliding block with a spring reset sheet are arranged on the tool rest assembly, a motor II is fixedly arranged on the tool rest seat, a power wheel with a notch clamping groove is arranged on a power output shaft of the motor II, a rubber cutting tool assembly is arranged at one end of the linear displacement sliding block, the edge of the other end of the linear displacement sliding block is in contact with the power wheel, an elastic pawl is arranged on the linear displacement sliding block at a position opposite to the ratchet wheel, and positioning end faces are arranged at a position opposite.
Furthermore, the number of the teeth on the ratchet wheel is more than 3.
Further, the tapping knife subassembly include with tool post seat articulated tool bit swing arm, set up the torsional spring in the post of tool bit swing arm one end is protruding to be connected torsional spring and linear displacement slider through the steel wire, the dark locating part of sword is connected to the one end of tool bit swing arm, fixes the tapping blade on the dark locating part of sword.
Furthermore, the deep cutter limiting part is connected with the cutter head swing arm through a locking screw, and the deep cutter limiting part can freely swing at multiple angles.
Further, the knife depth limiting part is provided with a limiting part and a guiding part.
The rubber tapping method using the rubber tapping machine is improved by comprising the following steps of:
(1) fixing: the upper and lower deformable guide rails of the rubber tapping machine are hooped on a rubber tree, and the two ends of the deformable guide rails are tensioned by a tightening belt, so that the rubber tapping machine is fixed on a rubber tree trunk;
(2) placing a cutter: starting a motor II to enable a power wheel to rotate clockwise, and pulling a notch clamping groove on the power wheel to pull a linear displacement sliding block to reset so that a rubber tapping knife assembly extends out and tightly abuts against rubber barks;
(3) tapping: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate clockwise, so that an upper guide rail frame and a lower guide rail frame synchronously and circularly move clockwise along an upper deformable guide rail and a lower deformable guide rail respectively, and meanwhile, a tool rest assembly moves from bottom to top along the lead screw due to the transmission of the lead screw, and the vectors of the tool rest assembly and the lead screw are overlapped to form a spiral rubber tapping process from right to bottom to left;
(4) Retracting the cutter: when the upper and lower guide rail frames move to the tail ends of the deformable guide rails where the upper and lower guide rail frames are located, the motor I is closed, the motor II is started to rotate reversely to enable the power wheel to rotate anticlockwise, the notch clamping groove in the power wheel clamps the edge of the linear displacement sliding block and pushes the linear displacement sliding block forwards to enable the rubber tapping knife assembly to retract and be separated from rubber barks, meanwhile, the elastic pawl on the linear displacement sliding block is driven by the power wheel to rotate in the process that the power wheel pushes the linear displacement sliding block forwards, and the ratchet wheel rotates to drive the fixed angle positioning block and the nut to rotate;
(5) and (3) return stroke: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate anticlockwise, so that the upper guide rail frame and the lower guide rail frame synchronously move along the upper deformable guide rail and the lower deformable guide rail respectively and circularly anticlockwise, and meanwhile, the tool rest assembly moves from top to bottom along the lead screw due to the transmission of the lead screw, and vectors of the tool rest assembly and the lead screw are overlapped to form a spiral return from top left to bottom right;
(6) and (5) repeating the steps (2) - (5) until the whole tapping process is finished.
Further, in the step (2), the linear displacement slide block resets and simultaneously tightens the steel wire to drive the torsion spring to bear force, and the tool bit swing arm extends out; in the step (4), the linear displacement slide block is pushed forwards to enable the steel wire pulling the torsion spring to be relaxed, the torsion spring is not stressed, and the tool bit swing arm is retracted.
The invention has the beneficial effects that:
the rubber tapping machine disclosed by the invention can be suitable for trunks with different thicknesses and shapes by using the deformable guide rail, the whole rubber tapping machine can be firmly fixed on the trunks by matching with the tightening belt, and the deformable guide rail also plays a role in transmission in the rubber tapping process. The outer wall of the deformable guide rail is of a complete integrated structure, the inner wall of the deformable guide rail is of an interval segmented structure, the segmentation is favorable for uniform overall deformation, the rigidity of the inner wall is guaranteed, and the guide rail can be deformed at different angles integrally. The deformable guide rail is provided with the convex nails on the inner wall, so that the guide rail can grasp the surface of the trunk.
According to the tapping machine disclosed by the invention, the vertical direction and the horizontal direction between the deformable guide rail and the upper and lower guide rail frames are limited, so that the stability and the practicability of the tapping machine in a tapping process are greatly improved, and specifically: the transverse limiting wheels are embedded into the sliding grooves of the deformable guide rails, so that the guide rail frame can be prevented from being separated, the transverse displacement between the upper guide rail frame and the lower guide rail frame and the deformable guide rails can be limited, and the longitudinal limiting sliding blocks can play a role in reducing the friction force between the sliding grooves and the upper guide rail frame and the lower guide rail frame and can also play a role in limiting the vertical direction of the whole deformable guide rails.
According to the rubber tapping machine disclosed by the invention, as the trunk is not in a perfect circle shape, the cutter depth limiting piece can continuously change the swing angle along with the tree shape, so that the cutting blade is always vertical to the circle center, and the cutting depth is ensured to be uniform. Otherwise, when the rubber tree meets the concave part, the blade cannot cut, and when the blade meets the convex part, the blade cuts too deep, the blade is damaged, and the rubber tree is injured. The cutting depth of different rubber trees can also be controlled by adjusting the distance of the cutting blade extending out of the cutter depth limiting part.
According to the rubber tapping machine disclosed by the invention, the power wheel, the linear displacement slide block, the ratchet wheel and the fixed angle positioning block are arranged on the cutter frame seat, so that the cutter frame assembly automatically moves downwards for a set distance after each cutting is finished, and the cutter frame assembly keeps fixed after moving downwards until the next cutting process is finished. Specifically, the rotating angle of the ratchet wheel is determined by the number of teeth on the ratchet wheel, the positioning is realized by the superposition of the positioning end surface on the linear displacement slide block and the end surface of the fixed-angle positioning block at one side of the ratchet wheel, and the ratchet wheel is meshed with the screw rod through the nut, so that the ratchet wheel rotates to drive the whole tool rest assembly to move downwards.
The rubber tapping method disclosed by the invention can complete the vector superposition rubber tapping process from the right lower part to the left upper part and the vector superposition return stroke process from the left upper part to the right lower part through one motor, accords with the rubber tapping rule of a rubber tree, completes the downward movement of the tool rest assembly while retracting the tool, and is simple and convenient.
Drawings
Fig. 1 is a schematic structural diagram I of a tapping machine disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram II of the tapping machine disclosed in embodiment 1 of the present invention;
FIG. 3 is a schematic view I of a partial structure of a tool rest assembly of the tapping machine disclosed in embodiment 1 of the present invention;
FIG. 4 is a schematic view II of a part of the structure of a tool rest assembly of the tapping machine disclosed in embodiment 1 of the present invention;
fig. 5 is a partial structural schematic view of a tapping knife assembly in the tapping machine disclosed in embodiment 1 of the present invention;
fig. 6 is a schematic structural view of a deformable guide rail of the tapping machine disclosed in embodiment 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1, as shown in fig. 1 and 2, the embodiment discloses a tapping machine, which comprises an upper deformable guide rail 1 and a lower deformable guide rail 1, wherein a sliding groove 2 is formed between the inner wall and the outer wall of each deformable guide rail, and teeth 3 are arranged on the outer side of the outer wall of each deformable guide rail 1; the tapping machine also comprises a longitudinal guide rail 4, an upper guide rail frame 5 and a lower guide rail frame 5 are respectively arranged at two ends of the longitudinal guide rail 4, an inner groove is arranged on the guide rail frame 5, the upper deformable guide rail 1 and the lower deformable guide rail 1 are respectively inserted into the inner grooves of the upper guide rail frame 5 and the lower guide rail frame 5, so that a gear in the guide rail frame 5 is meshed with teeth 3 on the outer wall of the deformable guide rail, a transverse limiting wheel 6 and a longitudinal limiting slide block 13 are respectively arranged on the upper guide rail frame and the lower guide rail frame, the transverse limiting wheel 6 is embedded into the corresponding sliding groove 2 on the deformable guide rail, and the longitudinal limiting slide; in addition, a lead screw 7 is arranged between the upper guide rail bracket and the lower guide rail bracket 5, one end of the lead screw 7 is fixedly connected with a motor tooth of a motor I8, and the other end of the lead screw is fixedly connected with a driving gear; the motor teeth and the driving gear in the upper and lower guide rail frames 5 are respectively meshed with the teeth on the two deformable guide rails in a multi-stage gear transmission mode, driven gears can be further arranged in the upper and lower guide rail frames to ensure that the transmission between the guide rail frames and the deformable guide rails is more stable, and the tapping machine further comprises a tool rest assembly sleeved on the longitudinal guide rails 4 and the lead screw 7. As shown in fig. 1-4, one end of the tool holder assembly is sleeved on the screw rod 7 through a nut, the other end passes through the longitudinal guide rail 4 and can slide up and down along the longitudinal guide rail, a ratchet 10 and a fixed angle positioning block 11 which can rotate synchronously with the nut are fixedly installed outside the nut, a tool holder seat and a linear displacement slide block 12 with a spring return sheet 17 are arranged on the tool holder assembly, a motor II9 is fixedly installed on the tool holder seat, a power wheel 14 with a notch clamping groove is installed on a power output shaft of the motor II9, a rubber cutter component is installed at one end of the linear displacement slide block 12, the other end edge of the linear displacement slide block 12 is contacted with the power wheel 14, in addition, an elastic pawl 15 is installed on the linear displacement slide block 12 opposite to the ratchet 10, and a positioning end face 16 is arranged at an interval opposite to the fixed angle positioning block 11. In this embodiment, the number of teeth on the ratchet 10 is 4, the fixed angle positioning block 11 is a square with a rounded corner, the number of positioning end faces on the linear displacement slider 12 is 2, when the power wheel 14 rotates counterclockwise, when the edge of the linear displacement slider 12 falls into a notch of the power wheel 14, the linear displacement slider 12 is pushed out, the elastic pawl 15 pulls the teeth on the ratchet, the ratchet 10 and the fixed angle positioning block 11 rotate 90 degrees, and after the rotation to the position, one end face of the fixed angle positioning block 11 is superposed and positioned with one positioning end face 16 on the linear displacement slider 12, meanwhile, due to the fact that a nut inside the ratchet is meshed with the lead screw 7, the rotation process of the ratchet 10 can drive the whole tool rest assembly to move down by one distance unit along the longitudinal guide rail 4 and the lead screw 7; when the power wheel 14 rotates clockwise, the edge of the linear displacement slider 12 falls into the notch clamping groove of the power wheel 14 under the action of the spring return sheet 17, the power wheel 14 pulls back the linear displacement slider 12, the elastic pawl 15 cannot poke the teeth on the ratchet wheel 10, and the ratchet wheel 10 and the fixed-angle positioning block 11 are not moved in situ.
As shown in fig. 1 and 5, in this embodiment, the tapping knife assembly includes a knife head swing arm 18 hinged to the knife rest base, a torsion spring 19 is disposed on a column protrusion at one end of the knife head swing arm, and the torsion spring 19 is connected to the linear displacement slider 12 through a steel wire, one end of the knife head swing arm 18 is connected to a knife depth limiting member 20, a limiting portion 23 and a guiding portion 22 are disposed on the knife depth limiting member 20 and can freely swing at multiple angles, the knife depth limiting member 20 is connected to the knife head swing arm 18 through a locking screw, a tapping knife blade 21 is fixed on the knife depth limiting member 20, a cutting depth adjusting hole is formed in the tapping knife blade 21, and the tapping knife blade 21 passes through the depth adjusting hole through a screw and is fixed on the knife depth limiting.
As shown in fig. 6, in this embodiment, the deformable guide rail is divided into an inner wall and an outer wall, the outer wall is an integral structure, the inner wall is a spaced and segmented structure, each segment of the outer wall and each segment of the inner wall are connected into a whole, the segments of the inner wall may be equal-spaced and uniform segments or may not be equal, but the equal-spaced and spaced segments are more favorable for uniform deformation. The deformable guide rails have studs 24 on their inner walls for gripping the trunk, or the inner walls may be textured or non-slip surfaces.
The embodiment also discloses a tapping method, and the tapping method comprises the following steps:
(1) Fixing: the upper and lower deformable guide rails of the rubber tapping machine are hooped on a rubber tree, and the two ends of the deformable guide rails are tensioned by a tightening belt, so that the rubber tapping machine is fixed on a rubber tree trunk;
(2) placing a cutter: starting a motor II to enable a power wheel to rotate clockwise, and pulling a notch clamping groove on the power wheel to pull a linear displacement sliding block to reset so that a rubber tapping knife assembly extends out and tightly abuts against rubber barks;
(3) tapping: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate clockwise, so that an upper guide rail frame and a lower guide rail frame synchronously and circularly move clockwise along an upper deformable guide rail and a lower deformable guide rail respectively, and meanwhile, a tool rest assembly moves from bottom to top along the lead screw due to the transmission of the lead screw, and the vectors of the tool rest assembly and the lead screw are overlapped to form a spiral rubber tapping process from right to bottom to left;
(4) retracting the cutter: when the upper and lower guide rail frames move to the tail ends of the deformable guide rails where the upper and lower guide rail frames are located, the motor I is closed, the motor II is started to rotate reversely to enable the power wheel to rotate anticlockwise, the notch clamping groove in the power wheel clamps the edge of the linear displacement sliding block and pushes the linear displacement sliding block forwards to enable the rubber tapping knife assembly to retract and be separated from rubber barks, meanwhile, the elastic pawl on the linear displacement sliding block is driven by the power wheel to rotate in the process that the power wheel pushes the linear displacement sliding block forwards, and the ratchet wheel rotates to drive the fixed angle positioning block and the nut to rotate;
(5) And (3) return stroke: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate anticlockwise, so that the upper guide rail frame and the lower guide rail frame synchronously move along the upper deformable guide rail and the lower deformable guide rail respectively and circularly anticlockwise, and meanwhile, the tool rest assembly moves from top to bottom along the lead screw due to the transmission of the lead screw, and vectors of the tool rest assembly and the lead screw are overlapped to form a spiral return from top left to bottom right;
(6) and (5) repeating the steps (2) - (5) until the whole tapping process is finished.
In the step (2), the linear displacement slide block resets and simultaneously strains the steel wire to drive the torsion spring to bear force, and the tool bit swing arm extends out; in the step (4), the linear displacement slide block is pushed forwards to enable the steel wire pulling the torsion spring to be relaxed, the torsion spring is not stressed, and the tool bit swing arm is retracted. When the knife is retracted, the ratchet wheel 10 rotates 90 degrees to drive the knife rest assembly to move downwards by a distance unit along the screw rod 7 and the longitudinal guide rail 4. After the ratchet 10 is shifted to rotate for one time by the elastic pawl 15 for positioning by 90 degrees, no matter how many circles the power wheel 14 continues to rotate anticlockwise, the ratchet 10 and the fixed angle positioning block 11 are still positioned by being clamped and cannot move any more; only when the power wheel 10 rotates clockwise to pull the linear displacement slider 12 back to the original position and the power wheel 10 rotates counterclockwise again to push the linear displacement slider 12, the elastic pawl 15 can toggle the ratchet wheel 10 to rotate for the second 90 degrees, and so on, thereby realizing the function of unidirectional fixed angle positioning.
Claims (14)
1. The utility model provides a tapping machine which characterized in that: the tapping machine comprises an upper deformable guide rail and a lower deformable guide rail, a sliding groove is formed between the inner wall and the outer wall of each deformable guide rail, and teeth are arranged on the outer side of the outer wall; the rubber tapping machine also comprises longitudinal guide rails, wherein upper and lower guide rail frames are respectively arranged at two ends of the longitudinal guide rails, an inner groove and a transverse limiting wheel are arranged on the guide rail frames, the upper and lower deformable guide rails are respectively inserted into the inner grooves of the upper and lower guide rail frames, so that a gear in the guide rail frames is meshed with teeth on the outer walls of the deformable guide rails, and the transverse limiting wheel is embedded into corresponding sliding grooves on the deformable guide rails; in addition, a lead screw is arranged between the upper guide rail frame and the lower guide rail frame, one end of the lead screw is fixedly connected with a motor tooth of a motor I, and the other end of the lead screw is fixedly connected with a driving gear; the tapping machine also comprises a tool rest assembly sleeved on the longitudinal guide rail and the screw rod.
2. The tapping machine as claimed in claim 1, wherein: the deformable guide rail is divided into an inner wall and an outer wall, the inner wall is of a spaced segmented structure, and the outer wall and each segment of the inner wall are connected into a whole.
3. The tapping machine as claimed in claim 2, wherein: the interval sections of the inner wall of the deformable guide rail are equal-interval uniform sections or regular small sections with equal intervals.
4. The tapping machine as claimed in claim 1, wherein: the surface of the inner wall of the deformable guide rail is provided with a convex nail.
5. The tapping machine as claimed in claim 1, wherein: more than two transverse limiting wheels are respectively arranged at the top and the bottom of the groove in the guide rail frame.
6. The tapping machine as claimed in claim 1, wherein: more than two longitudinal limiting slide blocks are respectively arranged at the top and the bottom of the groove in the guide rail frame.
7. The tapping machine as claimed in claim 1, wherein: the motor teeth and the driving gear in the upper and lower guide rail frames are respectively meshed with the teeth on the two deformable guide rails in a multi-stage gear transmission mode.
8. The tapping machine as claimed in claim 1, wherein: one end of the tool rest assembly is sleeved on the lead screw through a nut, the other end of the tool rest assembly penetrates through the longitudinal guide rail and can slide up and down along the longitudinal guide rail, a ratchet wheel and a fixed angle positioning block which can synchronously rotate with the nut are fixedly arranged outside the nut, a tool rest seat and a linear displacement sliding block with a spring reset sheet are arranged on the tool rest assembly, a motor II is fixedly arranged on the tool rest seat, a power wheel with a notch clamping groove is arranged on a power output shaft of the motor II, a rubber cutting tool component is arranged at one end of the linear displacement sliding block, the edge of the other end of the linear displacement sliding block is in contact with the power wheel, an elastic pawl is arranged on the linear displacement sliding block at a position opposite to the ratchet wheel, and positioning end faces are arranged at a.
9. Tapping machine as claimed in claim 8, characterized in that: the number of the teeth on the ratchet wheel is more than 3.
10. Tapping machine as claimed in claim 8, characterized in that: the tapping knife component comprises a knife head swing arm hinged with the knife rest base, a torsion spring is arranged on a column protrusion at one end of the knife head swing arm, the torsion spring is connected with the linear displacement slider through a steel wire, one end of the knife head swing arm is connected with a knife depth limiting part, and a tapping knife blade is fixed on the knife depth limiting part.
11. The tapping machine as claimed in claim 10, wherein: the deep cutter limiting part is connected with the cutter head swing arm through a locking screw, and the deep cutter limiting part can freely swing at multiple angles.
12. The tapping machine as claimed in claim 10, wherein: the knife depth limiting part is provided with a limiting part and a guiding part.
13. A tapping method using the tapping machine of any one of claims 8-12, characterized by comprising the steps of:
(1) fixing: the upper and lower deformable guide rails of the rubber tapping machine are hooped on a rubber tree, and the two ends of the deformable guide rails are tensioned by a tightening belt, so that the rubber tapping machine is fixed on a rubber tree trunk;
(2) placing a cutter: starting a motor II to enable a power wheel to rotate clockwise, and pulling a notch clamping groove on the power wheel to pull a linear displacement sliding block to reset so that a rubber tapping knife assembly extends out and tightly abuts against rubber barks;
(3) Tapping: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate clockwise, so that an upper guide rail frame and a lower guide rail frame synchronously and circularly move clockwise along an upper deformable guide rail and a lower deformable guide rail respectively, and meanwhile, a tool rest assembly moves from bottom to top along the lead screw due to the transmission of the lead screw, and the vectors of the tool rest assembly and the lead screw are overlapped to form a spiral rubber tapping process from right to bottom to left;
(4) retracting the cutter: when the upper and lower guide rail frames move to the tail ends of the deformable guide rails where the upper and lower guide rail frames are located, the motor I is closed, the motor II is started to rotate reversely to enable the power wheel to rotate anticlockwise, the notch clamping groove in the power wheel clamps the edge of the linear displacement sliding block and pushes the linear displacement sliding block forwards to enable the rubber tapping knife assembly to retract and be separated from rubber barks, meanwhile, the elastic pawl on the linear displacement sliding block is driven by the power wheel to rotate in the process that the power wheel pushes the linear displacement sliding block forwards, and the ratchet wheel rotates to drive the fixed angle positioning block and the nut to rotate;
(5) and (3) return stroke: a starting motor I drives a motor tooth, a lead screw and a driving gear to rotate anticlockwise, so that the upper guide rail frame and the lower guide rail frame synchronously move along the upper deformable guide rail and the lower deformable guide rail respectively and circularly anticlockwise, and meanwhile, the tool rest assembly moves from top to bottom along the lead screw due to the transmission of the lead screw, and vectors of the tool rest assembly and the lead screw are overlapped to form a spiral return from top left to bottom right;
(6) And (5) repeating the steps (2) - (5) until the whole tapping process is finished.
14. The tapping method according to claim 13, wherein: in the step (2), the linear displacement slide block resets and simultaneously strains the steel wire to drive the torsion spring to bear force, and the tool bit swing arm extends out; in the step (4), the linear displacement slide block is pushed forwards to enable the steel wire pulling the torsion spring to be relaxed, the torsion spring is not stressed, and the tool bit swing arm is retracted.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910426269.9A CN111972251B (en) | 2019-05-21 | 2019-05-21 | Rubber tapping machine and rubber tapping method |
| PCT/CN2019/117362 WO2020233003A1 (en) | 2019-05-21 | 2019-11-12 | Rubber tapping machine and rubber tapping method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910426269.9A CN111972251B (en) | 2019-05-21 | 2019-05-21 | Rubber tapping machine and rubber tapping method |
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| Publication Number | Publication Date |
|---|---|
| CN111972251A true CN111972251A (en) | 2020-11-24 |
| CN111972251B CN111972251B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910426269.9A Active CN111972251B (en) | 2019-05-21 | 2019-05-21 | Rubber tapping machine and rubber tapping method |
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|---|---|
| CN (1) | CN111972251B (en) |
| WO (1) | WO2020233003A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113841583A (en) * | 2021-10-13 | 2021-12-28 | 华南农业大学 | Automatic rubber tapping machine |
| CN113933151A (en) * | 2021-09-18 | 2022-01-14 | 中国热带农业科学院橡胶研究所 | Rubber bark tensile strength testing device and testing method |
| CN113933087A (en) * | 2021-09-18 | 2022-01-14 | 中国热带农业科学院橡胶研究所 | Rubber bark cutting device for tensile and shear strength tests |
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| CN114532179A (en) * | 2022-03-10 | 2022-05-27 | 刘红琼 | Cutting mechanism for preventing rubber tree from rubber discharge and causing early coagulation of latex |
| CN114680015A (en) * | 2020-12-31 | 2022-07-01 | 宁波中创瀚维科技有限公司 | Rubber tapping machine and rubber tapping method |
| CN114798282A (en) * | 2022-05-12 | 2022-07-29 | 重庆电子工程职业学院 | High-altitude operation's outer wall spraying robot |
| CN115380796A (en) * | 2022-09-27 | 2022-11-25 | 海南大学 | Profiling track type automatic tapping and using method thereof |
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| CN114532179A (en) * | 2022-03-10 | 2022-05-27 | 刘红琼 | Cutting mechanism for preventing rubber tree from rubber discharge and causing early coagulation of latex |
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| CN115380796A (en) * | 2022-09-27 | 2022-11-25 | 海南大学 | Profiling track type automatic tapping and using method thereof |
Also Published As
| Publication number | Publication date |
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| WO2020233003A1 (en) | 2020-11-26 |
| CN111972251B (en) | 2023-09-12 |
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