CN216884457U

CN216884457U - Traction type small-sized wood crusher

Info

Publication number: CN216884457U
Application number: CN202122358962.2U
Authority: CN
Inventors: 高慧敏; 朱敏; 李晔
Original assignee: Changzhou Han Sun Machinery Co ltd
Current assignee: Changzhou Han Sun Machinery Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-07-05
Anticipated expiration: 2031-09-28

Abstract

Small-size wood grinder of towed includes: the wood smashing device comprises a frame, a hopper mechanism, a wood smashing mechanism and a power mechanism, wherein the hopper mechanism is arranged on the frame, the wood smashing mechanism comprises a hob part and a flywheel mechanism, the hob part is arranged at the discharge end of the hopper mechanism, the flywheel mechanism is arranged at the rear end of the hob part, the discharge mechanism is arranged corresponding to the discharge end of the flywheel mechanism, and the power mechanism is arranged at the rear end of the flywheel mechanism and drives the flywheel mechanism to move; and the electric control mechanism is arranged at the top end of the power mechanism. The main body of the wood crusher is arranged on the frame, and can be quickly moved to a place where wood crushing operation is needed along with the frame and the tractor.

Description

Traction type small-sized wood crusher

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a traction type small-sized wood crusher.

Background

At present, in areas such as orchards, gardens, residential quarters, two sides of highways, tea gardens and the like in China, branches of fruit trees, flowers and trees, tea trees and the like are generally trimmed, simply and randomly stacked and burned to be used as garbage disposal, so that air pollution is caused, space is occupied, the environment is dirty and messy, and the sustainable development of people and nature is not facilitated.

A wood breaker is an agricultural machine that aims to break up trees, especially their trunk. The wood crusher stirs the branch and trunk parts of the trees and throws out the scraps, so that the wood crusher can be rapidly degraded and is beneficial to environmental protection.

Existing wood breakers have several major disadvantages:

1. the wood is inconvenient to carry, a fixed power supply is adopted to provide kinetic energy, and the wood can be carried by manpower to carry out wood crushing operation usually only in a fixed area;

2. the size is large, and the operation can not be carried out on some narrow roads;

3. the operation is inconvenient, the feeding or returning button design of traditional wood grinder is in the wood grinder main part, and in narrow space, the condition of often can not enough button can appear in the workman often.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a method for preparing:

small-size wood grinder of towed includes:

the frame is provided with a front wheel and a rear wheel,

a hopper mechanism arranged on the frame,

the wood smashing mechanism comprises a hob part and a flywheel mechanism, the hob part is arranged at the discharge end of the hopper mechanism, the flywheel mechanism is arranged at the rear end of the hob part,

the discharging mechanism is arranged corresponding to the discharging end of the flywheel mechanism,

the power mechanism is arranged at the rear end of the flywheel mechanism and drives the flywheel mechanism to move;

and the electric control mechanism is arranged at the top end of the power mechanism.

Further, the frame includes:

a frame, a traction component is arranged at the end part of the frame,

a traveling wheel disposed under the frame,

and the brake is arranged on the rack and used for braking the travelling wheel.

Further, the hopper mechanism includes:

a hopper body arranged above the frame,

the protective curtain is hung at the feeding end of the hopper body,

the hopper limiting blocks are symmetrically arranged on two sides of the feeding end of the hopper body,

an extension hopper arranged at the feeding end of the hopper body,

and the emergency stop switch is arranged at the top of the hopper body and is electrically connected with the electric control mechanism.

Further, the hob part includes:

a feeding box fixed at the discharge end of the hopper mechanism,

a hob seat fixed beside the feeding box,

a roller shaft rotatably arranged in the roller seat and extending to the interior of the roller seat through the feeding box,

a wolf tooth hob fixed on the side surface of the part of the hob shaft arranged in the feeding box,

a return spring vertically arranged between the roller seat and the top surface of the feeding box

And the motor box is fixed on the side edge of the feeding box, is connected with the outer end of the hob seat and provides power for the rotation of the hob seat.

Further, the flywheel mechanism includes:

a flywheel cover is arranged on the front side of the flywheel box and fixed with the discharge end of the feeding box, a material crushing window is arranged on the flywheel cover,

the main shaft is rotationally arranged in the flywheel box, the rear end part of the main shaft is connected with the power mechanism and is powered by the power mechanism,

the flywheel disc is fixedly arranged on the main shaft and arranged in the flywheel box, a gap is formed between the flywheel disc and the flywheel cover,

a flail knife group arranged on the flywheel disc,

a cutter disc which is arranged on the main shaft in parallel with the flywheel disc,

the movable cutter is arranged on one side of the cutter head close to the particle crushing window,

the fixed cutter is fixed at the bottom of the crushed aggregates window and is arranged at the inner side of the flywheel cover,

and the scrap poking plate is fixed on the main shaft.

Further, the discharge mechanism includes:

a discharge barrel communicated with the gap between the flywheel cover and the flywheel,

and the guide and exhaust cover is arranged at the discharge end of the discharge barrel.

Further, the power mechanism comprises:

the engine is fixed on the frame, the front end of the engine drives the flywheel mechanism to move through a belt pulley,

a muffler fixed to a side of the engine,

and the oil tank is connected with the engine through an oil pipe.

Further, still include operating device, operating device includes:

the operating rods are movably arranged at two sides of the extension hopper,

a controller fixed at the bottom of the extension hopper and electrically connected with the electric control mechanism,

a pull rod connected between the operating rod and the controller,

and the tension spring is arranged between the operating rod and the extension hopper.

Furthermore, the section of the movable knife is trapezoidal, an acute angle formed between the bottom surface of the movable knife and the two side surfaces is 34 degrees, and the movable knife is further provided with a mounting hole and is fixedly connected with the flywheel through the mounting hole.

Compared with the traditional technical scheme, the technical scheme of the utility model has the advantages that:

1. the main body of the wood crusher is arranged on the frame, and can be quickly moved to a place where wood crushing operation is needed along with the frame and the tractor.

2. The utility model is designed in a vertical arrangement mode from front to back, has compact volume and can be used in a narrow space of a road.

3. The utility model is also provided with an operating rod which is arranged on the hopper part, and workers do not need to stretch hands to press the button of the main body part of the wood breaker to realize the function of the wood breaker.

Drawings

The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a perspective view of the vehicle frame of the present invention;

FIG. 3 is a schematic perspective view of a ball end pull of the present invention and a semi-sectional view thereof;

FIG. 4 is a schematic perspective view of the hopper body of the present invention;

FIG. 5 is a schematic perspective view of a portion of the extended hopper of the present invention from a first perspective;

FIG. 6 is a perspective view of a second perspective view of the extension hopper section of the present invention;

FIG. 7 is a half-sectional view of the hob assembly of the present invention;

FIG. 8 is a schematic perspective view of a flywheel mechanism according to the present invention;

FIG. 9 is a half-sectional view of FIG. 8;

FIG. 10 is a schematic structural view of a discharging mechanism of the present invention;

FIG. 11 is a schematic view of the fuel tank of the present invention;

fig. 12 is a schematic view of the structure of the moving blade of the present invention.

Wherein:

10. the vehicle comprises a frame, 11, a frame, 12, a traction part, 121, a ball head traction part, 1211, a buffer, 122, a pin shaft traction part, 13, a front foot support, 14, a rear foot support, 15, a brake, 151, a hand brake, 16, a battery jar, 17, a bumper and 18 traveling wheels;

20. the automatic feeding device comprises a hopper mechanism, a hopper body, a hopper extending body, a hopper 23, a curtain protector, a hopper limiting block, a hopper 25, an emergency stop button, a specification barrel 26, an operation rod 27, a limiting mechanism 28, a long groove limiting plate 281, a long groove limiting plate 282, a pin shaft 283, an adjustable fixing plate 283, a compression spring 284, a screw 285, a screw 29, a controller 291, a feeding travel switch 292, a stop travel switch 292, a discharging travel switch 293, a sliding guide plate 294, a stroke collision block 295, a pull rod 296, a 297, a connection fork 298 and a tension spring;

30. the wood cutting machine comprises a wood cutting mechanism, a hob component, a feeding box 311, a hob seat 312, a hob shaft 313, a hob shaft 314, a motor box 315, a return spring 316, a wolf tooth hob 32, a flywheel mechanism 321, a flywheel box 322, a main shaft 323, a flywheel disc 324, a cutter throwing group 325, a material crushing window 326, a cutter disc 326, a movable cutter 327, a fixed cutter 328, a chip pulling plate 329 and a flywheel cover 330;

40. the engine comprises a power mechanism, 41, an engine, 42, a silencer, 43, an oil tank, 431, an oil tank body, 432, an air filter, 433, an oil return filter and 434, wherein the engine is connected with the engine through the silencer;

50. the discharging mechanism, 51, the discharging barrel, 52, the guide hood;

60. an electric control mechanism.

Detailed Description

In light of the foregoing description of preferred embodiments of the utility model, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

The structures of the carriage 10, the hopper mechanism 20, the wood chopping mechanism 30, the discharging mechanism 50, the power mechanism 40 and the electric control mechanism 60 and the connection relationship thereof according to the present invention will be described in further detail with reference to the following drawings.

Referring to fig. 1, the overall structure of the present invention includes a movable carriage 10 disposed at the bottom, and a traction member 12 disposed at the head of the carriage 10 for dragging the carriage 10 to move by an external tractor or other power. The frame 10 is arranged from the back to the front: hopper mechanism 20, shredded wood mechanism 30 and power mechanism 40. Wherein, a discharging mechanism 50 is arranged beside the wood crushing mechanism 30, and an electric control mechanism is arranged at the top of the power mechanism 40.

The design scheme adopted by the utility model has compact design and small volume, can be dragged and moved by using external power, and can adapt to various different environments.

Referring to fig. 1 and 2, fig. 2 is a specific structural schematic diagram of the frame 10 of the present embodiment. Frame 10 the frame 10 comprises a frame 11 portion, the frame 11 is a square structure as a whole, the end portions of the frame 11 are contracted inwards to form a triangular structure, and a traction part 12 is arranged at the vertex position of the triangle. In fig. 1, the traction component 12 includes a ball head traction element and a pin shaft traction element to facilitate connection with an external power source.

In fig. 2 it can be seen that the pin pulling element is fixed at its rear end to the frame 11 and has a hole at its top end to facilitate insertion of the pin. Referring to fig. 1, the main body of the ball head traction device is fixed on the frame 11, and the tail end of the ball head traction device is fixed with the front supporting leg of the frame 11.

Fig. 3 is a half sectional view of the ball head traction member, and it can be seen that a buffer is provided in the middle of the ball head traction member, and the buffer can absorb the impact force when the frame 10 is started or stopped, thereby ensuring the stability of the frame 10.

In fig. 2, the traveling wheels, two in one set, are rotatably provided at the bottom of the frame 11 by a shaft. In addition, referring to FIG. 1, a front brace and a rear brace are provided to assist in stabilizing the frame 10.

The braking device 15 is further provided, specifically, the braking device 15 is arranged below the square area of the frame 11 and connected with the traveling tire in a pulling wire mode, and when braking is needed, the braking operation can be realized through a hand brake 151 at the front end of the frame 11.

In addition, the main body of the frame 10 is welded by a square pipe, the square pipe is of a closed structure, the end head of the square pipe is welded by a plug, and a hole and the like are not designed on the square pipe body, so that rainwater is prevented from entering and rusting. The parts needing to be perforated are designed into sheet metal bending parts, so that rainwater cannot be stored, and the corrosion probability is reduced.

The frame 10 is provided with a battery 16 for providing power for the subsequent electric control unit.

The tail of the frame 11 is provided with a bumper 17, and the bumper 17 is provided with components with warning functions such as a signboard lamp, a rear car lamp and the like.

Referring to fig. 1, 4 and 5, fig. 4 and 5 are schematic structural views of the hopper body 21 and the extension hopper 22 of the hopper mechanism 20, respectively.

Referring to fig. 4, the hopper body 21 of the present embodiment has a shape with a large opening at one end and a small opening at the other end, where the large opening is a feeding end and the other end is a discharging end. A transparent curtain 23 is hung at the opening of the larger end, and the top of the curtain 23 is nailed to the upper edge of the feeding end of the hopper body 21. The curtain 23 is designed to function: prevent flying debris from hurting people.

Hopper stopper 24 is arranged on both sides of the feeding end of hopper body 21 to prevent left and right movement of hopper body 21.

An extension plate extends upwards from the top of the feeding end, two red mushroom-shaped emergency stop buttons 25 are arranged at two ends of the plate body, the emergency stop buttons 25 are electrically connected with an electric control mechanism, and feeding is stopped immediately after the emergency stop buttons 25 are pressed down. When the mushroom head feeding device works, the mushroom head must be pressed down and rotated clockwise to lift the mushroom head, otherwise, feeding cannot be carried out.

In addition, a specification bucket 26 is arranged above the hopper body 21, and specifications can be put into the specification bucket 26 so as to be checked by an operator in real time.

Referring to fig. 5, one side of the extension hopper 22 is a smooth straight line type, and the other side is an arc line type, where one end of the straight line type is a discharge end and the other end is a feed end. The rear of the discharge end is connected with the feed end of the hopper body 21 by fastening means such as screws.

The three sides of the extension hopper 22 are opened, so that trees with more branches can be conveniently sent into the hopper body 21.

Referring to fig. 5 and 6, fig. 6 is a schematic perspective view of the extension hopper 22 of fig. 5 when viewed from the bottom. An operating lever 27 is also provided on the extension hopper 22.

In fig. 5, both end portions of the operation lever 27 are rotatably connected to both sides of the extension hopper 22. A limiting mechanism 28 is further disposed between the extension hopper 22 and the operating rod 27, the limiting mechanism 28 includes a long groove limiting plate 281 mounted on the side surface of the extension hopper 22, a rotatable pin is fixed on the long groove limiting plate 281, and an adjustable fixing plate 283 is fixed outside the pin. A compression spring 284 is further disposed between the groove of the long groove position-limiting plate 281 and the adjustable fixing plate 283, and the side surface of the adjustable fixing plate 283 is fixedly connected with the operating rod 27. A screw 285 is inserted in the extension spring. The stopper mechanism 28 prevents the operating lever 27 from slipping off.

Referring to fig. 6, a controller 29 is provided at the bottom of the extension hopper 22, which includes three side-by-side travel switches provided from the feed end to the discharge end: the feeding travel switch 291, the stop travel switch 292 and the discharging travel switch 293 are electrically connected with the electric control mechanism. After receiving the signal of the travel switch, the electric control mechanism respectively controls the hobbing cutter mechanism of the wood chopping mechanism 30 to rotate forwards, stops and reversely so as to complete the feeding, stopping and discharging operations.

A slide guide plate 294 is provided at a side of the stroke switch, and a stroke striking block 295 is provided at an inner side thereof, the stroke striking block 295 being movable in the slide guide plate 294, and a stop position thereof activates the stroke switch at the position. The side of the travel striking block 295 is connected to the operating rod 27 via a tie rod 296. The lever 27 is pivotally connected to the pull rod 296 by a joint yoke 297.

An anchor point is arranged at the middle position of the pull rod 296, a tension spring 298 is arranged between the anchor point and the bottom surface of the extension hopper 22, and the tension spring 298 enables the pull rod 296 to drive the stroke collision block 295 to stop at the position of the stop stroke switch 292 under the normal state.

Referring to fig. 1 and 7, fig. 7 is a schematic view of a part of a hob part 31 of a wood chopping mechanism 30 according to the embodiment. In fig. 1, it can be seen that a feed box 311 is provided at the outlet end of the hopper body 21, which communicate with each other. The roller holder 312 is arranged beside the feeding box 311, the roller shaft 313 is rotatably arranged on the roller holder 312, and part of the roller shaft 313 penetrates through the feeding box 311 and extends into the feeding box 311. A motor case 314 is further sleeved outside the roller holder 312, and an oil motor is provided in the motor case 314, and the oil motor provides power to rotate the roller shaft 313.

Referring to fig. 7, a return spring 315 is further disposed on the roller holder 312, and on the extension portion of the side surface of the roller holder 312, the lower end of the return spring 315 is fixedly connected with the extension portion, and the top of the return spring 315 is fixedly connected with the top of the feeding box 311, when the size of wood entering the feeding box 311 is too large, the roller shaft 313 and the roller holder 312 sink under the action of the return spring 315, so that the wood can pass through. The return spring 315 of the hob part 31 is a cone end extension spring, the diameter of the wood changes during feeding, and the spring is extended along with the extension. The bolt is directly installed in the spring, a certain gap is reserved between the bolt and the spring, the bolt is equivalent to a universal bearing during stretching, and the bolt is convenient and vibration-resistant.

The teeth of the feeding wolf tooth hob 316 are in a sharp tooth shape, the sharp teeth can penetrate into wood in a labor-saving manner, and the hob with the material can advance and retreat quickly and stably.

Referring to fig. 1, 8 and 9, fig. 8 is a schematic structural diagram of a flywheel mechanism, and fig. 9 is a half sectional view of fig. 8.

In fig. 8, the freewheel mechanism includes a freewheel housing 321, and a freely rotating main shaft 322 is disposed in the middle of the freewheel housing 321, and the end of the main shaft 322 is connected to the power mechanism 40 for rotation. A flywheel disk 323 is provided inside the main body of the flywheel housing 321, and the flywheel disk 323 is fixed to the main shaft 322 to rotate together therewith.

Referring to fig. 9, the outer portion of the flywheel disc 323 is fixed with flail sets 324, and in order to achieve a better implementation effect, two sets of flail sets 324 may be arranged on the flywheel disc 323, and are arranged symmetrically with respect to the center of the main shaft 322.

Referring to fig. 8, a flywheel cover 330 is further fixed to a side of the flywheel box 321 close to the discharge end of the feeding box 311, a material crushing window 325 is formed in the flywheel cover 330, and the material crushing window 325 is communicated with the feeding box 311. The cutter head is arranged at the front end of the flywheel disc 323, the flail knife group 324 is arranged between the flywheel disc 323 and the cutter head, the movable knife 327 is arranged on the cutter head, the movable knife 327 is provided with four handles, and in a static state, two longitudinal movable knives 327 and two transverse movable knives 327 are arranged at intervals. At the lower edge of the material crushing window 325, a fixed knife 328 is disposed, and the fixed knife 328 is disposed inside the flywheel cover 330. There is a gap between the flywheel cover 330 and the flywheel disc 323 for throwing out the broken wood chips.

A chip removing plate 329 is also provided on the main shaft 322, and chips are picked up by the chip removing plate and thrown out when the main shaft 322 rotates.

Referring to fig. 1 and 10, fig. 10 is a schematic structural diagram of the discharging mechanism 50 of the present invention. In fig. 10, the discharging cylinder 51 is fixedly connected to the discharging end of the flywheel housing 321, receives the chips discharged from the chip-removing plate 329, and guides the chips to be discharged along the direction in which the discharging cylinder 51 is disposed. A guide hood 52 is also provided at the top end of the discharge chute 51, and the guide hood 52 is adjustable in angle and fixed or released by a screw.

Referring to fig. 1 and fig. 11, fig. 11 is a schematic structural diagram of an oil tank 43 of the power mechanism 40. In fig. 1, the front end of the motor 41 is movably connected to the main shaft 322 via a pulley, and the motor 41 drives the main shaft 322 to rotate. The muffler 42 is fixed to the side of the engine 41 to reduce noise generated from the engine 41. In fig. 11, the oil tank 43 includes a body of the oil tank 43, and an air filter 432 and a return oil filter 433 are provided at a top portion thereof, and a mesh filter joint 434 is provided at an oil outlet end of the body of the oil tank 43, through which the gasoline is kept clean when entering the engine 41 through an oil path.

Referring to fig. 12, fig. 12 is a schematic perspective view of the movable blade 327 of this embodiment, in which the bottom surface and the side surface form an acute angle, the angle is 34, and the blade has a symmetrical structure, and can be used in two directions after being detached from the mounting hole, so as to increase the service life.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. Small-size wood grinder of towed, its characterized in that includes:

the frame is provided with a plurality of wheels,

a hopper mechanism arranged on the frame,

2. The small tractor-driven wood grinder of claim 1, wherein the frame includes:

a frame, a traction component is arranged at the end part of the frame,

a traveling wheel disposed under the frame,

3. The pull-type log splitter of claim 1, wherein the hopper mechanism comprises:

a hopper body arranged above the frame,

the protective curtain is hung at the feeding end of the hopper body,

the hopper limiting blocks are symmetrically arranged at the two sides of the feeding end of the hopper body,

an extension hopper arranged at the feeding end of the hopper body,

4. The pull-type log splitter of claim 1, wherein the hob assembly includes:

a feeding box fixed at the discharge end of the hopper mechanism,

a hob seat fixed beside the feeding box,

a hob shaft which is rotatably arranged in the hob seat and penetrates through the feeding box to extend towards the interior of the feeding box,

5. The small wood grinder of claim 4, wherein the flywheel mechanism includes:

a flail knife group arranged on the flywheel disc,

and the scrap poking plate is fixed on the main shaft.

6. The small wood grinder of claim 5, wherein the discharge mechanism comprises:

7. The pull-type small wood grinder as set forth in claim 1, wherein the power mechanism comprises:

a muffler fixed to a side of the engine,

and the oil tank is connected with the engine through an oil pipe.

8. The pull-type log splitter of claim 3, further comprising an operating mechanism, the operating mechanism comprising:

the operating rods are movably arranged at two sides of the extension hopper,

the controller is fixed at the bottom of the extension hopper and is electrically connected with the electric control mechanism,

a pull rod connected between the operating rod and the controller,

9. The small traction-type wood grinder as claimed in claim 5, wherein the section of the movable knife is trapezoidal, the acute angle formed between the bottom surface of the movable knife and the two side surfaces is 34 degrees, and the movable knife is further provided with a mounting hole and fixedly connected with the flywheel through the mounting hole.