CN213486163U

CN213486163U - Small bamboo cutting device

Info

Publication number: CN213486163U
Application number: CN202022054408.0U
Authority: CN
Inventors: 卢玉斌; 闫雷; 王明涛; 蔡雄峰
Original assignee: Quanzhou Institute of Equipment Manufacturing
Current assignee: Quanzhou Institute of Equipment Manufacturing
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-06-22
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a small-size bamboo device of cutting down, include: the device comprises a frame, a transmission flexible shaft, a power module, a workbench and a saw head; the power module is fixed on the frame and is connected with a transmission interface of a gear box in the frame through a transmission flexible shaft, and the power module drives the frame to walk through the transmission flexible shaft; the saw head is arranged at the front end of the frame through a workbench and is connected with the power module through a transmission flexible shaft, the workbench can position the bamboo pole, and the power module can drive the saw head to cut the bamboo; the utility model adopts the modularized integrated design, the integrated parts have mature technology, reliable quality and low price, and the manufacturing and maintenance cost of the bamboo cutting device can be effectively reduced on the premise of ensuring the quality; compared with the bamboo forest felling equipment in the prior art, the bamboo forest felling equipment can effectively reduce artificial direct load and avoid stooping labor, the bamboo felling efficiency is obviously increased, and the bamboo felling quality is guaranteed.

Description

Small bamboo cutting device

Technical Field

The utility model relates to an agriculture and forestry machinery technical field, concretely relates to small-size bamboo cutting device.

Background

The bamboo industry is one of the important industries related to civil and ecological construction in forestry in China, and the demand of the market for bamboo materials is continuously increased along with the wide application of the bamboo materials in the industries of home decoration, catering, manufacturing, building materials and the like. As the bamboos mostly grow in hills and mountains, large and medium-sized tilling and cutting machines cannot be used and are mainly realized manually. However, the manual cutting efficiency is low, the cutting cut is uneven, the labor intensity is high, and the working environment is dangerous. In a few areas, small portable devices such as chain saws and electric scissors are adopted to replace hacking knives, but the weight of workers is increased and the flexibility of movement is reduced by carrying the devices to cut bamboos up and down, and the long-time stooping operation of the workers cannot be avoided, so that the devices in the prior art are not widely used.

With the steady development of market economy, the labor cost is continuously increased, and the labor cost of bamboo enterprises accounts for almost 2/3 in per ton of moso bamboo cost; and because the complex growing environment of the bamboo can not realize thorough mechanization, and the loosening, weeding and maintenance are basically natural, the yield of the bamboo is unstable. In summary, the bamboo industry is in urgent need to develop a safe, efficient and quality-maintaining bamboo cutting device to facilitate cutting of bamboo.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a small-size bamboo cutting device can be convenient for safely, high-efficient, the bamboo cutting of guarantor's quality in the bamboo forest.

The technical scheme of the utility model is that: a small bamboo cutting device comprising: the device comprises a frame, a transmission flexible shaft, a power module, a workbench and a saw head;

the power module is fixed on the frame and is connected with a transmission interface of a gear box in the frame through a transmission flexible shaft, and the power module drives the frame to walk through the transmission flexible shaft; the saw head is arranged at the front end of the frame through the workbench and is connected with the power module through the transmission flexible shaft, the workbench can position the bamboo pole, and the power module can drive the saw head to cut the bamboo.

Preferably, the frame further comprises: the bicycle frame comprises a frame body, a control handlebar, wheels and a front guide wheel;

the frame body is supported on the ground through wheels, the control handlebar is hinged to one longitudinal end of the frame body through a rectangular frame, a convex plate is mounted at the other end of the frame body, the convex plate is supported on the ground through a front guide wheel, and the front guide wheel is used for supporting and guiding; the control handle is used for controlling the direction and installing a control cable; the wheels are supported on the frame body through axles of the gear box.

Preferably, the frame body is articulated respectively to the one end and the flange one end of control handlebar has a fixed bolster, and the axial of axis of rotation all along the horizontal of frame body, and after the felling bamboo device removed the settlement position, the rotation fixed bolster made it impress in earth, can fix a position.

Preferably, the frame further comprises: the two ends of the front wheel shock absorber are respectively hinged on the convex plate and the frame body and are used for shock absorption of the front guide wheel.

Preferably, the frame further comprises: the lifting rod is arranged on the convex plate, and the workbench can slide up and down along the lifting rod and is fixed through the bolt after sliding to a set position.

Preferably, the gear box is made of standard parts and is detachably connected with the wheels, so that different types of wheels can be replaced.

Preferably, the work table includes: the bamboo holding positioning device comprises a lifting platform, a lifting platform interface, a bamboo holding positioner, a saw head rotating platform, a rotating platform fixing shaft and an electric telescopic cylinder;

the lifting platform interface is of a sleeve structure arranged at one end of the lifting platform, the lifting platform is sleeved on the lifting rod through the lifting platform interface, the saw head is fixed at one end of the saw head rotating platform, the other end of the saw head rotating platform is rotatably connected to the lifting platform through a rotating platform fixing shaft, a cylinder body end of the electric telescopic cylinder is fixed on the lifting platform, a piston end is connected with the middle part of the saw head rotating platform, and the electric telescopic cylinder can drive the saw head rotating platform to rotate in the horizontal plane through telescopic motion; the bamboo holding positioner is installed at the other end bottom of lift platform, and the bamboo holding positioner is located saw head below for embrace the bamboo location below the bamboo pole incision.

Preferably, the bamboo holding positioner comprises two four-bar linkages sharing one sliding bar, and each four-bar linkage further comprises: the four-bar linkage mechanism comprises a quarter arc rod and two straight rods, wherein the two straight rods are a straight rod A and a straight rod B respectively, and the straight rod A, the straight rod B, a sliding rod and the quarter arc rod are sequentially hinged to form a four-bar linkage mechanism; the two quarter arc rods are hinged to one end of the sliding rod to form a semicircular rod, the two straight rods B are hinged to the other end of the sliding rod, the middle of each straight rod B is connected with the lifting platform in a pin mode through a pin, and in an initial state, an included angle protruding towards the sliding rod is formed between the two straight rods B; when the semicircular rod is in contact with the bamboo rod and assists in pushing, the sliding rod moves backwards, and the straight rod B and the straight rod A in the two four-bar linkage mechanisms push the two quarter arc rods to move oppositely and hold the bamboo rod tightly.

Preferably, a slide way is fixed at the bottom of the lifting platform and used for guiding the slide rod.

Preferably, the work table further comprises: the T-shaped limiting pin is fixed at the bottom of the saw head rotating platform, the T-shaped arc groove is formed in the position, corresponding to the lifting platform, of the lifting platform, and the saw head rotating platform is in coupling connection with the T-shaped arc groove of the lifting platform through the T-shaped limiting pin and used for limiting rotation of the saw head rotating platform.

Has the advantages that:

1. the utility model adopts the modularized integrated design, the integrated parts have mature technology, reliable quality and low price, and the manufacturing and maintenance cost of the bamboo cutting device can be effectively reduced on the premise of ensuring the quality; compared with the bamboo forest felling equipment in the prior art, the bamboo forest felling equipment can effectively reduce artificial direct load and avoid stooping labor, the bamboo felling efficiency is obviously increased, and the bamboo felling quality is guaranteed.

2. The utility model discloses the concrete setting of well frame supports the frame body through the tricycle, and existing stable support that does benefit to can effectively lead through the front idler again.

3. The utility model discloses well fixed bolster's setting is favorable to cutting down the bamboo device and fixing in settlement position department to the bamboo is cut down to the accuracy.

4. The utility model discloses the concrete setting of well front wheel shock absorber can effectively increase the stability of this fell bamboo device automobile body.

5. The utility model discloses the cooperation between well lifter and the workstation is connected, is convenient for adjust the operating height of workstation.

6. The utility model discloses a change different wheels and can realize that the bamboo forest felling, the little switch-over between the mechanized work such as ploughing, weeding, protecting and planting, for the peasant household provides a multi-functional, low-cost, durable, the bamboo forest of being convenient for to maintain ploughs felling mechanical equipment, can effectively improve felling bamboo efficiency, reduce workman intensity of labour and the cost of labor that the bamboo forest was ploughed felling, and then increase peasant household's income.

7. The utility model discloses the concrete setting of well workstation is favorable to pinpointing target bamboo pole to be convenient for the saw head fell the bamboo.

8. The utility model discloses well concrete setting of embracing the bamboo locator can accurately embrace the bamboo, simple high-efficient through pure mechanical structure.

9. The utility model discloses well cooperation between T shape spacer pin and the T shape circular arc groove is connected, can carry on spacingly to the rotation angle of saw head revolving stage to the turned angle of restriction saw head.

Drawings

Fig. 1 is the utility model discloses a fell bamboo device complete machine structure schematic diagram.

Fig. 2 is a schematic structural view of the middle frame of the present invention.

Fig. 3 is an overall schematic view of the middle power module of the present invention.

Fig. 4 is a schematic structural diagram of the middle working platform of the present invention.

Fig. 5 is an overall schematic view of the saw head of the present invention.

The automatic transmission device comprises a frame 1, a transmission flexible shaft 2, a transmission flexible shaft 3, a power module 4, a workbench 5, a saw head 11, a control handlebar 12, a gear box 13, a fixed support 13, a front wheel shock absorber 14, a lifting rod 15, a wheel 16, a front guide wheel 17, a spark plug 31, a fan 32, a transmission interface 33, a gasoline tank 34, a starter 35, an engine oil tank 36, a protective base 37, a lifting platform 40, a working platform interface 41, a bamboo holding positioner 42, a saw head rotating platform 43, a rotating platform fixed shaft 44, a T-shaped limit pin 45, an electric telescopic cylinder 46, a T-shaped arc groove 47, a top cover 51, a gear box cover 52, a gear box cover 42, a gear box cover 46, a transmission device, a motor, 53-lubricating oil chamber, 54-transmission shaft, 55-driving main shaft, 56-saw plate, 57-saw chain and 58-bolt.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings by way of examples.

This embodiment provides a small-size felling bamboo device, can be convenient for safely, high-efficient, the felling bamboo of guarantor's quality in the bamboo forest.

As shown in fig. 1, the bamboo cutting device comprises: the device comprises a frame 1, a transmission flexible shaft 2, a power module 3, a workbench 4 and a saw head 5; as shown in fig. 2, the vehicle frame 1 includes: the bicycle frame comprises a frame body, a control handlebar 11, a gear box 12, a fixed bracket 13, a front wheel shock absorber 14, a lifting rod 15, a wheel 16 and a front guide wheel 17; as shown in fig. 4, the table 4 includes: the bamboo cutting machine comprises a lifting platform 40, a lifting platform interface 41, a bamboo holding positioner 42, a saw head rotating platform 43, a rotating platform fixing shaft 44, a T-shaped limiting pin 45, an electric telescopic cylinder 46 and a T-shaped arc groove 47.

The connection relationship of the bamboo cutting device is as follows: the frame body is supported on the ground through wheels 16, the control handlebar 11 is hinged to one longitudinal end of the frame body through a rectangular frame, a convex plate is mounted at the other end of the frame body and supported on the ground through a front guide wheel 17, and the front guide wheel 17 plays a supporting and guiding role; the control handle 11 is used for controlling the direction and installing a control cable of components such as an electric telescopic cylinder and the like; the wheels 16 are supported on the frame body through axles of the gear case 12;

as shown in fig. 3, the flexible transmission shaft 2 and the power module 3 are standard parts, so as to be convenient for maintenance and replacement, wherein the power module 3 comprises: the ignition plug 31, the fan 32, the transmission interface 33, the gasoline tank 34, the starter 35, the engine oil tank 36 and the protective base 37; the power module 3 is fixed on the upper surface of the frame body of the frame 1 through a protective base 37 and is connected with a transmission interface of the gear box 12 through a transmission flexible shaft 2 so as to drive the frame 1 to walk through the power module 3;

the workbench 4 is sleeved on the lifting rod 15 of the frame 1 through a lifting platform interface 41, and the height position of the workbench 4 on the lifting rod 15 is controlled through a bolt; the saw head 5 is fixed at one end of the saw head rotating platform 43, the other end of the saw head rotating platform 43 is rotatably connected (such as pin joint) on the lifting platform 40 through a rotating platform fixing shaft 44, a cylinder body end of the electric telescopic cylinder 46 is fixed on the lifting platform 40, a piston end is connected with the middle part of the saw head rotating platform 43, the electric telescopic cylinder 46 can drive the saw head rotating platform 43 to rotate in the horizontal plane through telescopic motion, the power module 3 and the saw head 5 are communicated through the transmission flexible shaft 2 when the bamboo is cut, and the saw head 5 can be driven to cut the bamboo through the power module 3; wherein, the lifting rod 15 is arranged on the convex plate, and the lifting platform interface 41 is a sleeve structure arranged at one end of the lifting platform 40;

a bamboo holding positioner 42 is arranged at the bottom of the other end of the lifting platform 40, and the bamboo holding positioner 42 is positioned below the saw head 5 and used for holding and positioning the bamboo below the bamboo rod notch;

as shown in fig. 5, the saw head 5 is a standard component of a pole chain saw working head, so as to be convenient for replacement and maintenance, and comprises: the saw head comprises a top cover 51, a gear box cover 52, a lubricating oil chamber 53, a transmission shaft 54, a driving main shaft 55, a saw plate 56, a saw chain 57 and bolts 58, wherein the top cover 51 and the lubricating oil chamber 53 are used as outer protective covers of the gear box cover 52 in the saw head 5 and support carriers of the saw plate 56 and the saw chain 57 and are tightly matched with the saw head rotating platform 43 through the bolts 58.

The working principle of the bamboo cutting device is as follows: firstly, connecting a transmission flexible shaft 2 with a transmission interface of a gearbox 12 on a frame 1, starting a power module 3, driving the frame 1, controlling a control handle 11, driving the whole machine to move, walking to a target bamboo pole, aligning a bamboo-holding positioner 42 to the bamboo pole for boosting, enabling the bamboo-holding positioner 42 to lock the root of the bamboo pole by the boosting force, and then stepping a fixed support 13 into soil to stabilize a vehicle body; the transmission flexible shaft 2 is pulled out from a transmission interface of the gear box 12 and is connected to a transmission shaft 54 of the saw head 5, the power module 3 is started again to drive the saw head 5 to idle, a switch of the electric telescopic cylinder 46 is turned on, the electric telescopic cylinder 46 extends to drive the saw head rotating platform 43 to slowly rotate, the saw head 5 is driven to be in contact with the bamboo rod and starts to cut the bamboo, and the lodging direction of the bamboo rod is perpendicular to the direction of the vehicle body of the bamboo cutting device so as to ensure the safety of personnel;

after one bamboo is fell down, the switch of the electric telescopic cylinder 46 is closed, the fixed support 13 is retracted, the vehicle body is pulled backwards to enable the bamboo holding positioner 42 to automatically release the current bamboo pole, and the current bamboo pole is moved to the next target bamboo pole to continue fell the bamboo; if the next target bamboo pole is close and the terrain is gentle, the transmission flexible shaft 2 does not need to be connected into the transmission interface power-assisted pushing frame 1 of the gear box 12, and the bamboo cutting device is manually pushed to move to the next target bamboo pole to sequentially carry out positioning, fixing support, starting and cutting.

Further, the bamboo holding positioner 42 includes two four-bar linkages sharing one sliding bar, and each four-bar linkage further includes: the four-bar linkage mechanism comprises a quarter arc rod and two straight rods, wherein the two straight rods are a straight rod A and a straight rod B respectively, and the straight rod A, the straight rod B, a sliding rod and the quarter arc rod are sequentially hinged to form a four-bar linkage mechanism; the two quarter arc rods are hinged to form a semicircular rod at one end of the sliding rod, the two straight rods B are hinged to the other end of the sliding rod, the middle of each straight rod B is in pin joint with the lifting platform 40 through a pin, and in an initial state, an included angle protruding towards the sliding rod is formed between the two straight rods B; when the semicircular rod is in contact with the bamboo rod and assists in pushing, the sliding rod moves backwards, and the straight rod B and the straight rod A in the two four-bar linkage mechanisms push the two quarter arc rods to move oppositely and hold the bamboo rod tightly.

Further, a slide way is fixed at the bottom of the lifting platform 40 for guiding the slide rod.

Further, the gear box 12 is made of standard parts and is detachably connected with the wheels 16, and different types of wheels 16 (such as herringbone rubber wheels, mowing iron wheels, micro-tillage knife wheels and ditching wheels) can be replaced so as to meet the requirements of tillage and felling of various complex terrains.

Further, frame body is articulated respectively to the one end of control handlebar 11 and flange one end has fixed bolster 13, and the axial of articulated axis of rotation all along frame body's horizontal, and after the bamboo cutting device removed the settlement position, rotate fixed bolster 13 and make it impress in earth, can fix this bamboo cutting device to prevent this bamboo cutting device during operation shake dislocation.

Further, the front wheel shock absorber 14 is hinged at two ends to the flange and the frame body respectively for absorbing shock of the front guide wheel 17, thereby increasing the stability of the felling bamboo device body.

Furthermore, a T-shaped limit pin 45 is fixed at the bottom of the saw head rotating platform 43, a T-shaped arc groove 47 is formed in the corresponding position on the lifting platform 40, and the saw head rotating platform 43 is coupled with the T-shaped arc groove 47 of the lifting platform 40 through the T-shaped limit pin 45 and used for limiting the rotation of the saw head rotating platform 43.

Further, the height of the frame is matched with the height of a worker and is adjustable, the vertical operation is guaranteed, and the connecting angle between the handlebar 11 and the frame body can be adjusted and controlled to achieve.

In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A small bamboo cutting device, comprising: the device comprises a frame (1), a transmission flexible shaft (2), a power module (3), a workbench (4) and a saw head (5);

the power module (3) is fixed on the frame (1) and is connected with a transmission interface of a gear box (12) in the frame (1) through a transmission flexible shaft (2), and the power module (3) drives the frame (1) to walk through the transmission flexible shaft (2); the saw head (5) is installed at the front end of the frame (1) through the workbench (4) and is connected with the power module (3) through the transmission flexible shaft (2), the workbench (4) can position the bamboo pole, and the power module (3) can drive the saw head (5) to cut the bamboo.

2. The small bamboos cutting device according to claim 1, wherein the frame (1) further comprises: the bicycle frame comprises a bicycle frame body, a control handle (11), a wheel (16) and a front guide wheel (17);

the frame body is supported on the ground through wheels (16), the control handlebar (11) is hinged to one longitudinal end of the frame body through a rectangular frame, a convex plate is mounted at the other end of the frame body and supported on the ground through a front guide wheel (17), and the front guide wheel (17) is used for supporting and guiding; wherein, the control handlebar (11) is used for controlling the direction and installing a control cable; the wheels (16) are supported on the frame body through axles of the gear box (12).

3. The small bamboo cutting device as claimed in claim 2, wherein the frame body is hinged with a fixing bracket (13) at one end facing the control handle (11) and at one end of the convex plate, and the rotating shaft is axially arranged along the transverse direction of the frame body, and when the bamboo cutting device is moved to a set position, the fixing bracket (13) is rotated to be pressed into soil to be positioned.

4. The small bamboo cutting device according to claim 2, characterized in that the frame (1) further comprises: the front wheel shock absorber (14), the both ends of front wheel shock absorber (14) are articulated respectively on flange and frame body for shock absorber is carried out front guide wheel (17).

5. The small bamboo cutting device according to claim 2, characterized in that the frame (1) further comprises: the lifting rod (15), lifting rod (15) set up on the flange, and workstation (4) can slide from top to bottom along lifting rod (15) to it is fixed through the bolt after sliding to the settlement position.

6. Small bamboos device according to claim 2, characterised in that said gear box (12) is modular and removably connected to the wheels (16) to enable the replacement of different types of wheels (16).

7. The small bamboo cutting device according to claim 1, characterized in that the work table (4) comprises: the bamboo-holding device comprises a lifting platform (40), a lifting platform interface (41), a bamboo-holding positioner (42), a saw head rotating table (43), a rotating table fixing shaft (44) and an electric telescopic cylinder (46);

the lifting platform interface (41) is of a sleeve structure arranged at one end of the lifting platform (40), the lifting platform (40) is sleeved on the lifting rod (15) through the lifting platform interface (41), the saw head (5) is fixed at one end of the saw head rotating table (43), the other end of the saw head rotating table (43) is rotatably connected to the lifting platform (40) through a rotating table fixing shaft (44), a cylinder body end of the electric telescopic cylinder (46) is fixed on the lifting platform (40), a piston end is connected with the middle part of the saw head rotating table (43), and the electric telescopic cylinder (46) can drive the saw head rotating table (43) to rotate in the horizontal plane through telescopic motion; a bamboo holding positioner (42) is installed at the bottom of the other end of the lifting platform (40), and the bamboo holding positioner (42) is located below the saw head (5) and used for holding bamboo below the cut of the bamboo pole.

8. The small bamboo cutting device according to claim 7, wherein the bamboo holding positioner (42) comprises two four-bar linkages sharing a sliding bar, each four-bar linkage further comprising: the four-bar linkage mechanism comprises a quarter arc rod and two straight rods, wherein the two straight rods are a straight rod A and a straight rod B respectively, and the straight rod A, the straight rod B, a sliding rod and the quarter arc rod are sequentially hinged to form a four-bar linkage mechanism; the two quarter arc rods are hinged to form a semicircular rod at one end of the sliding rod, the two straight rods B are hinged to the other end of the sliding rod, the middle of each straight rod B is in pin joint with the lifting platform (40) through a pin, and an included angle protruding towards the sliding rod is formed between the two straight rods B in an initial state; when the semicircular rod is in contact with the bamboo rod and assists in pushing, the sliding rod moves backwards, and the straight rod B and the straight rod A in the two four-bar linkage mechanisms push the two quarter arc rods to move oppositely and hold the bamboo rod tightly.

9. Small bamboos cutting device according to claim 8, characterized in that the lifting platform (40) has at its bottom fixed runners for guiding the sliding rods.

10. The small bamboo cutting device according to claim 7, characterized in that the table (4) further comprises: t shape spacer pin (45) and T shape circular arc groove (47), T shape spacer pin (45) are fixed in the bottom of saw head revolving stage (43), and T shape circular arc groove (47) have been seted up to corresponding position department on lift platform (40), and saw head revolving stage (43) are connected through T shape spacer pin (45) and lift platform (40) T shape circular arc groove (47) coupling for it is spacing to the rotation of saw head revolving stage (43).