CN111357606A

CN111357606A - Circumference formula fell bamboo device

Info

Publication number: CN111357606A
Application number: CN202010333965.8A
Authority: CN
Inventors: 刘士伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-07-03
Anticipated expiration: 2040-04-24
Also published as: CN111357606B

Abstract

The invention relates to a circumferential bamboo felling device, which can horizontally cut bamboos by a cutting device for fixing the upper section and the lower section of a cutting fracture of the bamboos by adopting a cutting method of rotation and revolution, and improves the utilization rate of raw materials and the production efficiency, and is characterized in that the number of the fixed pliers devices is two, the upper end and the lower end of each fixed pliers device are respectively provided with one group, each group is connected into a scissor shape by two claws through a middle connecting rod for clamping the bamboos tightly, the lower end of the annular rail is connected with a protective cover plate, the tail end of the annular rail is connected with a sliding rail, gears are arranged on the inner sides of the annular rail and the sliding rail, the tail end of the sliding gear is not provided with the gear, the protective cover plate is connected with an outer frame of the circumferential bamboo felling device through two fixed rods, the connecting rods and the fixed rods are fixedly, the other end of the annular track is connected with the cutter assembly through a transmission rod, the protecting cover plates below the head end and the tail end of the annular track are respectively provided with a clockwork spring device, and the two clockwork spring devices are respectively connected with the gear box device and the sliding track through steel wire ropes and are used for resetting the gear box device and the sliding track.

Description

Circumference formula fell bamboo device

Technical Field

The invention belongs to the technical field of agricultural and forestry machinery, and relates to a circumferential bamboo cutting device.

Background

The area of the bamboo forest in China accounts for 33% of the world, and according to the results of forest resource survey for the eighth time, the area of the existing manually operated bamboo forest in China is about 600 ten thousand square meters, and the bamboo forest is rapidly increased at an average annual speed of more than 15 ten thousand square meters, so that the bamboo cutting amount is synchronously improved while the bamboo industry in China is rapidly developed.

Present manual felling still is the main mode of cutting down the bamboo, and the bamboo mainly grows in the hilly area, artifical felling is inefficient, intensity of labour is big, the operational environment is dangerous, because the bamboo cavity is crisp hard, when using manual felling or chain saw felling the noise is big and the bamboo very easily because the atress is inhomogeneous and produce the fracture in incision department, lead to the utilization ratio to reduce, especially fell in-process bamboo easily with cut down the interlock of bamboo instrument, it is inefficient to cut down, it is convenient for the operation in hilly mountain area to explore one kind, reduce intensity of labour, reduce the especially urgent need of felling bamboo device of felling in-process bamboo fracture.

Disclosure of Invention

The invention provides a circumferential bamboo felling device, which is characterized in that the upper end and the lower end of a cutting fracture of a bamboo are fixed through an encircling structure, the bamboo is horizontally cut by adopting a cutting method of rotation and revolution, and a cutter is used for uniformly cutting along the circumference of the bamboo, so that the problem of bamboo cracking during bamboo felling is solved, the length of a cut bamboo pile is reduced, and the utilization rate of raw materials and the production efficiency are improved.

The technical scheme adopted for achieving the purpose of the invention is as follows:

a circumferential bamboo cutting apparatus comprising: the bamboo wood veneer gluing machine comprises two groups of fixed pliers devices, an annular track, a gearbox device, a cutter assembly, a protective cover plate, a clockwork device and a device outer frame, wherein the two groups of fixed pliers devices are respectively arranged at the upper end and the lower end of each group, two claws are connected into a scissors shape through a middle connecting rod for clamping and holding bamboos tightly, the lower end of the annular track is connected with the protective cover plate, the tail end of the annular track is connected with a sliding track, gears are arranged on the inner sides of the annular track and the sliding track, the tail end of the sliding gear is not provided with the gear, the protective cover plate is connected with the device outer frame through two fixing rods, the connecting rods and the fixing rods are fixedly connected on the device outer frame, the gearbox device is sleeved and stringed on the annular track, one end of the gearbox device is connected with a motor driving shaft, the two groups of clockwork spring devices are respectively connected with the gear box device and the sliding rail through steel wire ropes and are used for resetting the gear box device and the sliding rail, the tail ends of the claws of the fixed pliers devices are respectively connected with steel wire wires, the steel wire wires are connected to a lifting rod on the lower edge of a handle of the outer frame of the device after being folded, the steel wire wires penetrate through a round hole in the outer frame of the device and are connected to the lifting rod, and the lifting rod is connected to the outer frame of the device through a rotary shaft capable.

When the bamboo cutting tool is used, the two fixed pliers devices are respectively clamped on two sides of a bamboo, the lifting rod on the lower edge of the handle is tightly held, a steel wire line connected to the tail end of the claw is further tightened, the bamboo is fixed in an encircling mode by the two corresponding fixed pliers devices, the cutter assembly automatically adapts to the bamboos with different diameters under the action of the transmission rod and is tightly attached to the outer edge of the bamboo, the driving circuit starts the motor to rotate, the driving shaft drives the cutter assembly to rotate through the gearbox device to cut to the direction of the lower edge of the cutter assembly, the gearbox device is driven by the motor to move along the annular track, the gearbox device pushes the sliding track to move, the annular track and the sliding track are combined into a whole circle, when the gearbox device moves to the tail end of the sliding track, the cutter assembly cuts a circle along the bamboo, and no gear is, at the moment, the gearbox device stops moving, the driving circuit is disconnected with the motor to rotate, the gearbox device starts to return under the action of a steel wire rope connected with a clockwork device arranged on the protective cover plate below the head end of the annular rail, in the returning process, a roller of the gearbox device can downwards extrude a spring bolt on the sliding rail, the spring bolt downwards slides, the sliding rail returns to the starting position under the combined action of the tension of the steel wire rope connected with the clockwork device arranged on the protective cover plate below the tail end of the annular rail and a limiting baffle, a lifting rod on the lower edge of a lifting handle is loosened, the bamboo is loosened by the fixed pliers device, and a working cycle is completed;

the bamboo fixing pliers are characterized in that the bamboo fixing pliers are divided into two groups, the tail ends of the claws are provided with claw springs, the inner sides of the claws are provided with clamping teeth of rubber pads, friction force between the bamboo fixing pliers and the outer side of a bamboo can be increased, the upper end and the lower end of a bamboo fracture are fixed by the upper and lower groups of fixing pliers, and therefore the bamboo cannot topple over and injure workers;

the tail end of the annular track is embedded with a sliding track, the width of the annular track is the same as that of the sliding track, when the sliding track and the annular track are combined into a whole circle with the same width, the outer side of the connecting part of the sliding track and the annular track is connected with a limiting baffle plate on a protective cover plate to ensure that the sliding track is smoothly embedded with the annular track when in reset, one end of the connecting part of the sliding track and the annular track on the sliding track is provided with an upward spring bolt and a fixed cylindrical bolt on the upper side of the sliding track, the spring bolt can be inserted and connected with a reserved hole on the tail end of the annular track when bouncing up, the cylindrical bolt can be connected along an inclined groove on the tail end of the annular track, the upper side of the tail end of the annular track is in a slope shape to ensure that a roller on the gearbox device can smoothly roll onto the annular track from the, the steel wire rope connected between the spring device and the gearbox device is ensured to orbit in the groove;

the transmission device is sleeved and connected on the annular track in series, the transmission device is meshed and connected with a gear on the inner side of the annular track through the gear, the outer side of the annular track is abutted with the transmission device, the upper end of the annular track is in rolling connection with the transmission device through a front roller and a rear roller, the lower end of the annular track is abutted with the transmission device, a driving shaft on the motor drives the transmission device to move along the annular track through a connecting gear and simultaneously drives the cutter assembly to rotate through a transmission rod, the transmission rod is connected with a driving shaft in the transmission device through a connecting pin, and the transmission rod can slide left and right through the connecting pin and is simultaneously rotationally;

the bamboo cutting machine is characterized in that the cutter assembly comprises a circular cutting blade, a direction changing gear box and a transmission rod, the lower end of the circular cutting blade is connected with the direction changing gear box, the rotation of the transmission rod in the vertical direction is converted into the rotation of the transmission rod in the horizontal direction, a compression spring is sleeved on the outer side of the transmission rod between the direction changing gear box and the transmission box device, the contact end of the direction changing gear box and the outer side of a bamboo is spherical, the direction changing gear box is guaranteed to slide smoothly on the periphery of the bamboo, the circular cutting blade is uniformly cut for a circle along the circumference of the bamboo in a rotation and revolution cutting mode, the cutting to the center position of the bamboo is prevented;

the protective cover plate is of a circular plate-shaped structure and is fixedly connected to the lower end of the annular track and fixedly connected with the device outer frame through two fixing rods, the clockwork spring devices are fixedly connected to the protective cover plates on the lower portions of the head end and the tail end of the annular track respectively, the limiting blocking piece is fixedly connected to the protective cover plate on the lower portion of the tail end of the annular track, and the protective cover plate can block bamboo scraps cut by the circular cutting piece and prevent splashing around to influence workers;

the clockwork device total 2 group, all be connected with wire rope, when wire rope atress elongation, wire rope can receive clockwork device's pulling force, and then withdraws wire rope and twines in the clockwork device.

Compared with the prior art, the circumference type bamboo felling device has the advantages that the circumference type bamboo felling device is simple in structure, practical and convenient, operation and use in bamboo forest areas in hilly and mountainous regions are facilitated, when the circumference type bamboo felling device is placed on the outer surface of a bamboo, the compression spring on the outer side of the transmission rod is subjected to compression deformation after self-adaptive adjustment according to the diameter of the bamboo, the circumference track automatically adapts to the bamboos with different diameters, the ring track automatically forms a circle adjusting track, the bamboo felling quality is improved by uniformly cutting the bamboos along the circumference of the bamboos in a rotation and revolution cutting mode through a cutter, manual felling is replaced by the light and simple mechanical felling, labor force is greatly liberated, and production efficiency is improved.

Drawings

FIG. 1 is a schematic view of a circumferential bamboo cutting apparatus.

FIG. 2 is a top view of the circular track and a top view of the sliding track of the circumferential bamboo cutting device.

FIG. 3 is a schematic cross-sectional view of the circular track and a schematic cross-sectional view of the sliding track of the circumferential bamboo cutting device.

Fig. 4 is a schematic plan view (one) of the sliding track of the circumferential bamboo cutting device and a schematic longitudinal view (two) of the sliding track.

FIG. 5 is a schematic view of the tail structure of the circular track of the circumferential bamboo cutting device.

FIG. 6 is a schematic cross-sectional view of the circumferential bamboo cutting device at the tail of the circular track.

Fig. 7 is a schematic longitudinal view of a first gearbox device (first) arranged on an annular track and a limiting baffle plate arranged on a protective cover plate of the circumferential bamboo cutting device (second).

In the figure: 1-fixed pliers device; 11-paw; 12-paw spring; 2-an annular track; 21-a sliding track; 211-a latch; 212 — a cylindrical bolt; 22-preformed hole; 23-inclined grooves; 3-a gearbox device; 31-a drive shaft; 32-a roller; 4-a cutter assembly; 41-circular cutting blade; 42-direction change gear box; 43-a transmission rod; 44-connecting pin; 5, a protective cover plate; 51-a limit stop sheet; 6-clockwork spring device; 61-steel wire rope; 7-device external frame; 71-lifting rod.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples.

Referring to fig. 1 to 7, according to the embodiment of the invention, when bamboo cutting is to be performed, two fixed pinchers (1) are respectively clamped at two sides of a bamboo, a lifting rod (71) at the lower edge of the handle is gripped, a steel wire line connected to the tail end of a claw (11) is tightened, the bamboo is fixed by the two corresponding fixed pinchers (1) in an encircling manner, a cutter assembly (4) is automatically adapted to bamboo with different diameters to cling to the outer edge of the bamboo under the action of a transmission rod (43), a driving circuit opening device is preferably arranged at the lifting rod (71) at the lower edge of the handle, when the lifting rod (71) is gripped, the driving circuit is opened, a motor rotates, a driving shaft (31) drives the cutter assembly (4) to cut to the direction of the lower edge of the cutter assembly (4) through a gearbox device (3) to switch a gearbox (42) to cling to the outer edge of the bamboo, and simultaneously drives the gearbox device (3) to move along an annular track (2), then the gearbox device (3) pushes the sliding rail (21) to move, the annular rail (2) and the sliding rail (21) are combined into a whole circle, when the gearbox device (3) moves to the tail end of the sliding rail (21), the cutter assembly (4) cuts a circle along the bamboo, because no gear is arranged at the tail end of the sliding rail (21), the gearbox device (3) stops moving, preferably, a driving circuit closing device is arranged at the tail end of the sliding rail (21), when the gearbox device (3) moves to the tail end of the sliding rail (21), a circuit is closed, a motor stops rotating, the gearbox device (3) starts to retreat under the action of a steel wire rope (61) connected with a clockwork (6) arranged on the protective cover plate (5) below the front end of the annular rail (2), and in the retreating process, a roller (32) of the gearbox device (3) can downwards extrude a spring bolt (211) on the sliding rail (21), the spring bolt (211) slides downwards, the sliding track (21) returns to the starting position under the combined action of the pulling force of a steel wire rope (61) connected with a spring device (6) arranged on the protective cover plate (5) below the tail end of the annular track (2) and a limiting blocking piece (51), a lifting rod (71) on the lower edge of the handle is loosened, the bamboo is loosened by the fixed pliers device (1), and a working cycle is completed.

Fixed pliers device (1) totally two sets ofly, be provided with hand claw spring (12) at the tail end of hand claw (11), be provided with the double-layered tooth of rubber pad in the inboard of hand claw (11), can increase and bamboo the frictional force between the outside, both ends are fixed by upper and lower two sets of fixed pliers device (1) about the bamboo fracture, and then the bamboo can not topple over, injures the staff by a crashing object.

The tail end of the annular track (2) is embedded with a sliding track (21), the width of the annular track (2) is the same as that of the sliding track (21), when the sliding track (21) and the annular track (2) are combined into a whole circle with the same width, the outer side of the connecting part of the sliding track (21) and the annular track (2) is connected with a limiting stop piece (51) on a protective cover plate (5), the sliding track (21) is ensured to be smoothly embedded with the annular track (2) when being reset, one end of the connecting part of the sliding track (21) and the annular track (2) on the sliding track (21) is provided with an upward spring bolt (211) on the upper side of the sliding track (21) and a fixed cylindrical bolt (212) on the lower side, the spring bolt (211) can be inserted into and connected with a preformed hole (22) at the tail end of the annular track (2) when bouncing up, and the cylindrical bolt (212) can be connected along an inclined groove (23) at the tail end of the annular, the upper side of the tail end of the annular rail (2) is in a slope shape, so that a roller (32) on the gearbox device (3) can smoothly roll to the annular rail (2) from the sliding rail (21), a groove is formed in the outer side of the annular rail (2), a steel wire rope (61) connected between the spring device (6) and the gearbox device (3) is guaranteed to orbit in the groove, preferably, the spring bolt (211) is installed at the upper end of the sliding rail (21) through a built-in compression spring, the upper end of the spring bolt (211) is in a conical shape, the lower end of the spring bolt is in a cylindrical shape, the cylindrical bolt (212) is fixedly connected to the lower end of the sliding rail (21), when the annular rail (2) forms a whole circle, the cylindrical bolt (212) slides into the inclined groove (23) and meanwhile the spring bolt (211) is inserted into the preformed hole (22), the spring bolt (211) should protrude out of the upper end of the annular rail (2) by a certain height, and when the roller (32, the part of the spring bolt (211) protruding out of the annular track (2) is compressed until the top of the spring bolt (211) is flush with the upper end of the annular track (2), the spring bolt (211) is separated from the annular track (2) under the tension of a steel wire rope (61) of the spring device (6), the action of the cylindrical bolt (212) in the inclined groove (23) and the action of the limiting stop piece (51) of the sliding track (21), and the sliding track (21) completes the reset action.

The bamboo wall cutting machine is characterized in that the gearbox device (3) is sleeved and stringed on the annular track (2), the gearbox device (3) is meshed and connected with a gear on the inner side of the annular track (2) through a gear, the outer side of the annular track (2) is abutted against the gearbox device (3), the upper end of the annular track (2) is in rolling connection with the gearbox device (3) through a front roller (32) and a rear roller (32), the lower end of the annular track (2) is abutted against the gearbox device (3), a driving shaft (31) on a motor drives the gearbox device (3) to move along the annular track (2) through a connecting gear and simultaneously drives a cutter component (4) to rotate through a transmission rod (43), the moving speed of the gearbox device (3) is not more than the speed of cutting the wall thickness of bamboo through the cutter component (4), the bamboo wall can be completely cut off in the moving process of the gearbox device (3), the transmission rod (43) is connected with the driving shaft (31) inside the gearbox device (3, the transmission rod (43) can slide left and right through a connecting pin (44) and is connected with the driving shaft (31) in a rotating mode, preferably, a motor is used for connecting the driving shaft, and an electric storage device is placed on the device outer frame and is connected with the motor through a circuit.

The cutting tool assembly (4) comprises a circular cutting blade (41), a direction conversion gear box (42) and a transmission rod (43), the lower end of the circular cutting blade (41) is connected with the direction conversion gear box (42), the rotation of the transmission rod (43) in the vertical direction is converted into the rotation in the horizontal direction, a compression spring is sleeved on the outer side of the transmission rod (43) between the direction conversion gear box (42) and the gearbox device (3), the contact end of the direction conversion gear box (42) and the outer side of the bamboo is spherical, the smooth sliding of the direction conversion gear box (42) on the periphery of the bamboo is guaranteed, the radius of the circular cutting blade (41) is determined according to the wall thickness of most bamboos of a bamboo forest to be felled, the cutting thickness of the circular cutting blade (41) is preferably slightly larger than that of the bamboo wall thickness of the circular cutting blade (41), and the circular cutting blade (41) uniformly cuts a circle along the circumference of, the cutting to the center of the bamboo is prevented, the circular cutting blade (41) is blocked, and the circular cutting blade (41) is prevented from being damaged.

Guard shield board (5) be the disc structure, fixed connection is at the lower extreme of circular orbit (2), through two dead levers and device outrigger (7) fixed connection, on guard shield board (5) of the lower part at the head and the tail both ends of circular orbit (2) respectively fixedly connected with clockwork spring device (6), fixedly connected with spacing separation blade (51) on guard shield board (5) of the tail end lower part of circular orbit (2), guard shield board (5) can block the bamboo bits of circular cutting piece (41) cutting, prevent to splash everywhere, cause the influence to the staff.

The winding device (6) have 2 groups, all are connected with steel wire ropes (61), when the steel wire ropes (61) are stressed and elongated, the steel wire ropes (61) can be pulled by the winding device (6), and then the steel wire ropes (61) are retracted and wound in the winding device (6).

As it will be clear to a person skilled in the art that the present invention is not limited to details of the foregoing illustrative embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics thereof, and that the embodiments are therefore to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency of the claims are intended to be embraced therein.

Claims

1. Bamboo device is felled to circumference formula, its characterized in that includes: the bamboo wood veneer gluing machine comprises two groups of fixed pliers devices, an annular track, a gearbox device, a cutter assembly, a protective cover plate, a clockwork device and a device outer frame, wherein the two groups of fixed pliers devices are respectively arranged at the upper end and the lower end of each group, two claws are connected into a scissors shape through a middle connecting rod for clamping and holding bamboos tightly, the lower end of the annular track is connected with the protective cover plate, the tail end of the annular track is connected with a sliding track, gears are arranged on the inner sides of the annular track and the sliding track, the tail end of the sliding gear is not provided with the gear, the protective cover plate is connected with the device outer frame through two fixing rods, the connecting rods and the fixing rods are fixedly connected on the device outer frame, the gearbox device is sleeved and stringed on the annular track, one end of the gearbox device is connected with a motor driving shaft, the two groups of clockwork spring devices are respectively connected with the gear box device and the sliding track through steel wire ropes and are used for resetting the gear box device and the sliding track;

the fixed pliers devices are divided into two groups, the tail ends of the claws are provided with claw springs, and the inner sides of the claws are provided with clamping teeth of rubber pads;

the tail end of the annular track is embedded with a sliding track, the width of the annular track is the same as that of the sliding track, and the sliding track and the annular track can be combined into a whole circle with the same width.