CN112570130A

CN112570130A - Crawler-type self-walking wood crusher

Info

Publication number: CN112570130A
Application number: CN202011382257.XA
Authority: CN
Inventors: 孙欣欣; 李长伟; 高惠敏
Original assignee: Changzhou Han Sun Machinery Co ltd
Current assignee: Changzhou Han Sun Machinery Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-03-30

Abstract

The invention relates to the field of agricultural machinery, in particular to a crawler-type self-walking wood crusher, which comprises a crawler chassis, a feed hopper, a discharge hole, a crushing device, an engine, an operating mechanism and an electric control system, wherein the feed hopper is arranged on the crawler chassis; the engine is respectively connected with the crawler chassis and the crushing device through a belt, the crawler chassis is respectively and fixedly connected with the crushing device and the operating mechanism, and the feed hopper is rotatably connected to the crushing device; the engine is connected with the walking driving device through a belt, the walking driving device is fixedly installed on the front side of the frame, the driving wheel, the thrust wheel and the guide wheel are sequentially installed on the lower side of the frame through the suspension from the front side to the rear side, and the crawler belt is sleeved on the outer sides of the driving wheel, the thrust wheel and the guide wheel. This wood chipper is from taking track chassis, can independently walk, and has automatic overload protection device, can prevent effectively that machine overload work from causing the damage, extension machine life, and the travel drive device is leading, has reduced the mounting height of feeder hopper, plays the effect of economize merit when the material loading.

Description

Crawler-type self-walking wood crusher

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a crawler-type self-walking wood crusher.

Background

The wood-breaking machine is a special equipment for producing wood powder (sawdust), and can be used for making raw wood, branches and other raw materials into wood powder at one time, and has the advantages of small investment, low energy consumption, high productivity, good economic benefit, convenient use and maintenance, etc.

Most of the existing wood chippers are of a suspension type and a tire trailer type, and the wood chippers cannot walk by themselves and need to be transported or pulled by a tractor during transition. The crushing wood needs to be concentrated before crushing, so that the labor intensity of workers is increased, and meanwhile, the early preparation working time of the crushing work is increased. Moreover, the operator mistakenly inputs the timber exceeding the crushing capacity of the machine, so that the machine is easily overloaded to work, the machine is damaged, and the service life of the machine is shortened. In addition, the existing wood chipper is mostly driven backwards, so the position of the feed hopper is also higher, and the labor intensity of workers in feeding is higher.

Disclosure of Invention

Aiming at the problems that the conventional wood chipper is inconvenient to transition and the wood chipper can overload, the invention provides a crawler-type self-walking wood chipper which is provided with a crawler chassis and can walk independently, and the wood chipper is provided with an automatic overload protection device, so that the damage caused by the overload work of the machine can be effectively prevented, and the service life of the machine is prolonged.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a crawler-type self-walking wood crusher is characterized by comprising a crawler chassis, a feed hopper, a discharge port, a crushing device, an engine, an operating mechanism and an electric control system; the engine is respectively connected with the crawler chassis and the crushing device through a belt, the crawler chassis is respectively and fixedly connected with the crushing device and the operating mechanism, the feed hopper is rotatably connected to the crushing device, and the discharge port is connected with the crushing device through a bolt; the crawler chassis comprises guide wheels, thrust wheels, driving wheels, a frame, a walking driving device and a crawler; the engine is connected with the walking driving device through a belt, the walking driving device is fixedly installed on the front side of the frame, the driving wheel, the thrust wheel and the guide wheel are sequentially installed on the lower side of the frame through a suspension from the front side to the rear side, and the track is sleeved on the outer sides of the driving wheel, the thrust wheel and the guide wheel; the smashing device comprises a feeding mechanism, a smashing mechanism and a chip removal mechanism, the smashing mechanism is connected with the engine through a belt, the chip removal mechanism is connected with the smashing mechanism through a belt, and the feeding mechanism is connected with the smashing mechanism through a belt; the crushing mechanism comprises a flywheel belt pulley, a flywheel assembly, a blade and a detection disc, the flywheel belt pulley is connected with the flywheel assembly through a flat key, the blade is fixedly installed on the flywheel assembly, and the detection disc is fixedly installed on the outer side of the flywheel belt pulley; the electric control system comprises a controller, a sensor and a switch, wherein the switch is connected with the controller through an electric wire harness; the sensor is installed detect dish one side, the sensor detects detect the dish rotational speed and be less than the settlement scope, through controller pause feed mechanism work, detect the dish rotational speed and resume setting for the scope after, resume feed mechanism work through the controller.

Preferably, the walking driving device comprises a speed reducer output half shaft, a speed reducer input belt pulley and a speed reducer; the engine is connected with the input belt pulley of the speed reducer through a belt, and the output half shaft of the speed reducer is connected with the driving wheel through a pin, a flat key or a spline.

Preferably, the reducer is provided with two reducer output half shafts capable of switching synchronous rotation and independent rotation.

Preferably, the discharge port comprises an upper discharge port and a lower discharge port; the upper discharge port is connected with the crushing device through a bolt; the lower discharge hole baffle is arranged on the outer side of the lower discharge hole, and a detachable discharge hole fence is arranged at the lower discharge hole.

Preferably, the discharge port fence comprises a fence body and a V-shaped bent plate fixed at the end part of the fence body, and the mounting position of the discharge port fence on the shell of the crushing device comprises an upper mounting position and a lower mounting position; when the discharge port fence is arranged at the lower mounting position, the lower discharge port baffle is opened, and the bending plate plugs the bottom of the upper discharge port; when the discharge port fence is arranged at the upper mounting position, the lower discharge port baffle is closed.

Preferably, the upper discharge port comprises an upper discharge port fixing part fixedly arranged at the top of the crushing device and communicated with the inner cavity of the crushing device, and an upper discharge port rotating part rotatably connected to the upper side of the upper discharge port fixing part and communicated with the upper discharge port rotating part.

Preferably, the upper end of the upper discharge port fixing part is fixedly provided with a fixing part connecting disc, the lower end of the upper discharge port rotating part is fixedly provided with a rotating part connecting disc, the lower side of the rotating part connecting disc is provided with a containing groove with a diameter larger than that of the fixing part connecting disc, an annular groove is formed between the outer edge of the fixing part connecting disc and the inner wall of the containing groove, a plurality of clamping parts are arranged in the annular groove, the fixing part connecting disc and the anti-loosening bolt of the rotating part connecting disc are provided, and a quick-change bolt is further.

Preferably, the feeding mechanism comprises a hydraulic system, a power unit belt pulley and a feeding roller; the hydraulic system comprises a power unit, a motor, a hydraulic pipe and an electromagnetic valve, wherein a belt pulley of the power unit is connected with the power unit through a hexagon socket head cap screw, the belt pulley of the power unit is connected with the crushing mechanism through a belt, the power unit is connected with the motor through the hydraulic pipe, and the electromagnetic valve is arranged on the hydraulic pipe; the motor is connected with the feed roller through a key.

Preferably, a hood is arranged on one side of the power unit belt pulley, and a wrench hole corresponding to the power unit belt pulley is formed in the hood.

The invention has the beneficial effects that:

1. the walking device is arranged at the bottom of the wood breaker, the wood breaker can be driven by the engine to walk automatically, the transition can be realized without the transportation or traction of a tractor, and the labor intensity of workers and the preparation time of the early stage of the crushing work are reduced.

2. When the engine is overloaded, the rotating speed of the flywheel is reduced, the feeding mechanism can automatically stop feeding at the moment, the cutting power is increased, the fed materials are digested, the feeding is recovered after the rotating speed of the flywheel is increased to a set range, the machine damage caused by the overload of the engine can be prevented, and the service life of the wood grinder is prolonged.

3. The walking driving device is arranged in front, so that the mounting position of the engine is reduced, the mounting height of the feed hopper is reduced, the effect of saving power during feeding is achieved, and the working strength of feeding personnel is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is an assembly view of the crushing apparatus and the upper discharge port;

FIG. 3 is a schematic view of the crushing apparatus;

FIG. 4 is a schematic view of the feed mechanism;

FIG. 5 is a schematic view of a track chassis configuration;

FIG. 6 is a schematic structural view of the walking driving device;

FIG. 7 is a schematic view of the shredder mechanism;

FIG. 8 is a schematic view of sensor positions;

FIG. 9 is a schematic view of the mounting position on the discharge port fence;

FIG. 10 is a view showing the structure of the lower mounting position of the discharge port fence;

FIG. 11 is a schematic view of the bottom structure of the top and bottom discharge ports;

fig. 12 is a schematic top view of the top discharge hole.

In the figure: the device comprises a feed hopper 1, a control mechanism 2, an engine 3, a crawler chassis 4, a hood 5, a crushing device 6, a lower discharge port baffle 7, a discharge port fence 8, a fence body 81, a bending plate 82, an upper discharge port 9, an upper discharge port fixing part 91, an upper discharge port rotating part 92, a fixing part connecting disc 93, a rotating part connecting disc 94, a containing groove 95, a check bolt 96, a quick-change bolt 97, a crushing mechanism 10, a feeding mechanism 11, a chip removal mechanism 12, a power unit belt pulley 13, a feeding roller 14, a power unit 15, a motor 16, a hydraulic pipe 17, an electromagnetic valve 18, a guide wheel 19, a guide wheel 20, a driving wheel 21, a frame 22, a walking driving device 23, a crawler 24, a speed reducer output half shaft 25, a speed reducer input belt pulley 26, a speed reducer 27, a blade 28, a detection disc 29, a flywheel belt pulley.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the crawler-type self-walking wood crusher comprises a crawler chassis 4, a hood 5, a feed hopper 1, a discharge port, a crushing device 6, an engine 3, an operating mechanism 2 and an electric control system; the engine 3 is respectively connected with the crawler chassis 4 and the crushing device 6 through a belt; the crawler chassis 4 is respectively and fixedly connected with the crushing device 6 and the operating mechanism 2; the feed hopper 1 is connected with the crushing device 6 through a rotating shaft, and the feed hopper 1 can rotate around the rotating shaft relative to the crushing device 6.

Referring to fig. 5-6, the crawler chassis 4 includes guide wheels 19, track wheels 20, driving wheels 21, a frame 22, a travel driving device 23, and a crawler 24; the engine 3 is connected with a walking driving device 23 through a belt, a guide wheel 19, a thrust wheel 20 and a driving wheel 21 are respectively installed on the lower side of a frame 22 in a suspension mode, the driving wheel 21, the thrust wheel 20 and the guide wheel 19 are arranged from the front side to the rear side in sequence, and a crawler 24 is sleeved on the outer sides of the driving wheel 21, the thrust wheel 20 and the guide wheel 19;

the walking driving device 23 comprises a speed reducer output half shaft 25, a speed reducer input belt pulley 26 and a speed reducer 27; the engine 3 is connected to a reducer input pulley 26 by a belt, the reducer drive half-shaft 25 is preferably connected to the drive wheel 21 by a pin, and the reducer output half-shaft 25 may be connected to the drive wheel 21 by a flat key or a spline as required. The power of the engine 3 is transmitted to the speed reducer 27 through a belt, and is transmitted to the driving wheel 21 through the output half shaft 25 of the speed reducer after being reduced, and the driving wheel 21 in the front of the wood breaker drives the crawler belt 24 to rotate, so that the self walking of the wood breaker is completed; the speed reducer 27 is provided with two speed reducer output half shafts 25, the two speed reducer output half shafts 25 can drive the wood chipper to walk after rotating synchronously, and the two speed reducer output half shafts 25 can also be switched to rotate independently, so that the turning function of the wood chipper is realized.

Common track chassis 4, walking drive 23 are located the chipper rear, and walking drive 23 is leading in this embodiment, and walking drive 23 fixed mounting is in the front side of frame 22, so, can reduce the engine 3 mounted position at rear, then reduce the mounting height of feeder hopper 1, play the effect of economize merit when the material loading, reduced pay-off personnel's working strength.

Referring to fig. 1-2, the discharge port includes an upper discharge port 9 and a lower discharge port; the upper discharge port 9 is connected with the crushing device 6 through a bolt; the lower discharge port is provided with a lower discharge port baffle 7, the lower discharge port baffle 7 is connected with the crushing device 6 through a rotating shaft, and when the lower discharge port baffle 7 is closed, crushed sawdust is discharged from the upper discharge port 9; a discharge port fence 8 connected with the crushing device 6 through a quick-change bolt is arranged at the lower discharge port.

Referring to fig. 3, the crushing device 6 includes a feeding mechanism 11, a crushing mechanism 10, and a chip discharging mechanism 12. The crushing mechanism 10 is connected with the engine 3 through a belt, the chip removal mechanism 12 is connected with the crushing mechanism 10 through a belt, and the feeding mechanism 11 is connected with the crushing mechanism 10 through a belt.

Referring to fig. 4, the feeding mechanism 11 includes a hydraulic system, a power unit pulley 13, and a feeding roller 14; the hydraulic system comprises a power unit 15, a motor 16, a hydraulic pipe 17 and an electromagnetic valve 18, wherein a power unit belt pulley 13 is connected with the power unit 15 through a hexagon socket head cap screw, the power unit belt pulley 13 is connected with the crushing mechanism 10 through a belt, the power unit 15 is connected with the motor 16 through the hydraulic pipe 17, and the electromagnetic valve 18 is arranged on the hydraulic pipe 17; the motor 16 is connected with the feed roll 14 through a key;

the hood 5 fixed on the outer shell of the outer crushing device 6 is arranged on one side of the power unit belt pulley 13, the hood 5 is provided with a wrench hole, and the power unit belt pulley 13 can be manually reversely rotated by inserting an inner hexagonal wrench into the wrench hole under the condition that the hood 5 is not detached, so that the motor 16 is driven to reversely rotate, manual material discharge is realized, and the problem of material blockage is solved.

Referring to fig. 7, the crushing mechanism 10 includes a flywheel pulley 30, a flywheel assembly 31, a blade 28, and a detection plate 29, the flywheel pulley 30 is connected to the flywheel assembly 31 through a flat key to transmit power, the blade 28 is mounted on the flywheel assembly 31 through a bolt, and the detection plate 29 is mounted on the outer side of the flywheel pulley 30 through a bolt.

Referring to fig. 9-10, the discharge port fence 8 comprises a fence body 81 and a V-shaped bent plate 82 fixed at the end of the fence body 81, and the discharge port fence 8 has an upper mounting position and a lower mounting position on the housing of the crushing device 6, wherein the upper mounting position and the lower mounting position are respectively an upper mounting position and a lower mounting position;

referring to fig. 9, when the discharge port fence 8 is installed at the lower installation position, the lower discharge port baffle 7 is opened, the bending plate 82 seals the bottom of the upper discharge port 9, the upper discharge port 9 is separated from the chip removal mechanism 12, and the crushed wood chips are discharged from the lower discharge port;

referring to fig. 10, when the discharge port fence 8 is installed at the upper installation position, the lower discharge port baffle 7 is closed, the bending plate 82 is located outside the wood crusher, no separation exists between the upper discharge port 9 and the chip removal mechanism 12, and crushed wood chips are discharged from the upper discharge port 9.

Referring to fig. 11-12, the upper discharge port 9 includes an upper discharge port fixing portion 91 fixedly disposed on the top of the crushing apparatus 6 and communicating with the inner cavity thereof, and an upper discharge port rotating portion 92 rotatably connected to the upper side of the upper discharge port fixing portion 91 and communicating therewith;

specifically, a fixing portion connecting disc 93 is fixedly arranged at the upper end of the upper discharge port fixing portion 91, a rotating portion connecting disc 94 is fixedly arranged at the lower end of the upper discharge port rotating portion 92, a containing groove 95 with the diameter larger than that of the fixing portion connecting disc 93 is formed in the lower side of the rotating portion connecting disc 94, an annular groove is formed between the outer edge of the fixing portion connecting disc 93 and the inner wall of the containing groove 95, a plurality of locking bolts 96 for clamping the fixing portion connecting disc 93 and the rotating portion connecting disc 94 are arranged in the annular groove, the rotating portion connecting disc 94 can rotate 360 degrees relative to the fixing portion connecting disc 93, so that the upper discharge direction can be adjusted according to the actual working environment, quick-change bolts 97 are further arranged in the annular groove, after adjustment is completed, the quick-change bolts.

The electric control system comprises a controller, a sensor 32 and a switch, wherein a built-in program of the controller is compiled according to needs, the switch comprises an emergency stop switch, a power supply main switch and a feed roller switch, and the switch is connected with the controller through an electric wire harness; the detecting disc 29 rotates with the flywheel, the sensor 32 is installed on one side of the detecting disc 29 of the crushing mechanism 10, when the crushing mechanism works, the sensor 32 detects the rotating speed of the detecting disc 29, namely the rotating speed of the flywheel, the signal is fed back to the controller, the controller receives the signal and converts the signal into the rotating speed of the engine, the rotating speed is compared with a set rotating speed range of the engine, whether the engine 3 works in an overload mode is judged, if the engine works in the overload mode, the controller sends a signal to control the electromagnetic valve 18 to cut off an oil circuit of the feeding mechanism 11, oil supply to the motor 16 is stopped, the feeding roller 14 is forced to stop feeding, the flywheel still carries out rotary cutting work at the moment, the fed materials are crushed, at the moment, because the feeding roller 14 stops, the load of the engine 3 is reduced, the rotating speed is increased, the cutting, the controller sends a signal to control the electromagnetic valve to recover the oil path of the feeding mechanism 11, the motor 16 is continuously supplied with oil, the feeding roller 14 recovers the feeding action, if the fed material is not crushed before the feeding is stopped, the continuous feeding can cause the load of the engine 3 to increase and the rotating speed to decrease, when the rotating speed of the engine 3 is lower than the set rotating speed range, the controller sends a signal again to control the electromagnetic valve 18 to cut off the oil path of the feeding mechanism 11, if the phenomenon repeatedly occurs for a plurality of times, the emergency stop switch needs to be pressed down, the machine is stopped, the overload work of the engine 3 is avoided, and the purpose of protecting the engine 3 is achieved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. 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.

Claims

1. A crawler-type self-walking wood crusher is characterized by comprising a crawler chassis (4), a feed hopper (1), a discharge hole, a crushing device (6), an engine (3), an operating mechanism (2) and an electric control system;

the engine (3) is respectively connected with the crawler chassis (4) and the crushing device (6) through a belt, the crawler chassis (4) is respectively fixedly connected with the crushing device (6) and the operating mechanism (2), and the feed hopper (1) is rotatably connected to the crushing device (6);

the crawler chassis (4) comprises guide wheels (19), thrust wheels (20), driving wheels (21), a frame (22), a walking driving device (23) and a crawler (24); the engine (3) is connected with the walking driving device (23) through a belt, the walking driving device (23) is fixedly installed on the front side of the frame (22), the driving wheel (21), the thrust wheel (20) and the guide wheel (19) are sequentially installed on the lower side of the frame (22) through a suspension from the front side to the rear side, and the crawler (24) is sleeved on the outer sides of the driving wheel (21), the thrust wheel (20) and the guide wheel (19);

the smashing device (6) comprises a feeding mechanism (11), a smashing mechanism (10) and a chip removal mechanism (12), the smashing mechanism (10) is connected with the engine (3) through a belt, the chip removal mechanism (12) is connected with the smashing mechanism (10) through a belt, and the feeding mechanism (11) is connected with the smashing mechanism (10) through a belt;

the crushing mechanism (10) comprises a flywheel belt pulley (30), a flywheel assembly (31), blades (28) and a detection disc (29), wherein the flywheel belt pulley (30) is connected with the flywheel assembly (31) through a flat key, the blades (28) are fixedly installed on the flywheel assembly (31), and the detection disc (29) is fixedly installed on the outer side of the flywheel belt pulley (30);

the electric control system comprises a controller, a sensor (32) and a switch, wherein the switch is connected with the controller through an electric wire harness; the sensor (32) is installed on one side of the detection disc (29), the sensor (32) detects that the rotating speed of the detection disc (29) is lower than a set range, the feeding mechanism (11) is paused through the controller, and after the rotating speed of the detection disc (29) is restored to the set range, the feeding mechanism (11) is restored to work through the controller.

2. The crawler-type self-propelled wood grinder as set forth in claim 1, wherein: the walking driving device (23) comprises a speed reducer output half shaft (25), a speed reducer input belt pulley (26) and a speed reducer (27); the engine (3) is connected with the speed reducer input belt pulley (26) through a belt, and the speed reducer output half shaft (25) is connected with the driving wheel (21) through a pin, a flat key or a spline.

3. A track-type self-propelled wood grinder as set forth in claim 2, wherein: the speed reducer (27) is provided with two speed reducer output half shafts (25) which can be switched to synchronously rotate and independently rotate.

4. The crawler-type self-propelled wood grinder as set forth in claim 1, wherein: the discharge port comprises an upper discharge port (9) and a lower discharge port; the upper discharge hole (9) is connected with the crushing device (6) through a bolt; a lower discharge port baffle plate (7) is arranged on the outer side of the lower discharge port, and a detachable discharge port fence (8) is arranged at the lower discharge port.

5. The crawler-type self-propelled wood grinder as set forth in claim 4, wherein: the discharge port fence (8) comprises a fence body (81) and a V-shaped bent plate (82) fixed at the end part of the fence body (81), and the mounting position of the discharge port fence (8) on the shell of the crushing device (6) comprises an upper mounting position and a lower mounting position;

when the discharge port fence (8) is arranged at the lower mounting position, the lower discharge port baffle plate (7) is opened, and the bent plate (82) seals the bottom of the upper discharge port (9);

when the discharge port fence (8) is arranged at the upper mounting position, the lower discharge port baffle plate (7) is closed.

6. The crawler-type self-propelled wood grinder as set forth in claim 4, wherein: the upper discharge hole (9) comprises an upper discharge hole fixing part (91) fixedly arranged at the top of the crushing device (6) and communicated with the inner cavity of the crushing device, and an upper discharge hole rotating part (92) rotatably connected to the upper side of the upper discharge hole fixing part (91) and communicated with the upper discharge hole fixing part.

7. The crawler-type self-propelled wood grinder as set forth in claim 6, wherein: the upper end of top discharge mouth fixed part (91) has set firmly fixed part connection pad (93), the lower extreme of top discharge mouth rotation portion (92) has set firmly rotation portion connection pad (94), the diameter has been seted up to the downside of rotation portion connection pad (94) and has been greater than storage tank (95) of fixed part connection pad (93), the outer edge of fixed part connection pad (93) with form the annular groove between the inner wall of storage tank (95), be provided with a plurality of centre grippings in the annular groove fixed part connection pad (93) with check bolt (96) of rotation portion connection pad (94), still be provided with quick change bolt (97) in the annular groove.

8. The crawler-type self-propelled wood grinder as set forth in claim 1, wherein: the feeding mechanism (11) comprises a hydraulic system, a power unit belt pulley (13) and a feeding roller (14); the hydraulic system comprises a power unit (15), a motor (16), a hydraulic pipe (17) and an electromagnetic valve (18), wherein a power unit belt pulley (13) is connected with the power unit (15) through a hexagon socket head cap screw, the power unit belt pulley (13) is connected with a crushing mechanism (10) through a belt, the power unit (15) is connected with the motor (16) through the hydraulic pipe (17), and the electromagnetic valve (18) is arranged on the hydraulic pipe (17); the motor (16) is connected with the feeding roller (14) through a key.

9. The crawler-type self-propelled wood grinder of claim 8, wherein: one side of the power unit belt pulley (13) is provided with a hood (5), and a wrench hole corresponding to the power unit belt pulley (13) is formed in the hood (5).