Large-scale multi-stage crushing device for epidemic wood

Abstract

The utility model provides a large-scale multi-stage crushing device for epidemic wood, and belongs to the technical field of forestry equipment. The device is high in crushing efficiency, thorough in epidemic wood removal and high in power utilization rate. A feeding mechanism, a pretreatment mechanism, a conveying mechanism, a smashing mechanism, a hydraulic power device and a power mechanism of the device are all arranged on a crawler chassis mechanism, the feeding mechanism adds wood to the pretreatment mechanism, the pretreatment mechanism cuts the wood, the cut wood is conveyed into the smashing mechanism through the conveying mechanism to be smashed, and the power mechanism is arranged on the crawler chassis mechanism. The power mechanism and the hydraulic power device cooperatively drive and control all the mechanisms to operate. The device is good in smashing effect, and epidemic wood is thoroughly removed; according to the device, transmission driving of multiple mechanisms is achieved through a single power source and an exquisite transmission layout, the utilization rate of driving power is increased, and energy consumption is reduced; the device is simple in overall structure, low in failure rate and convenient to maintain.

Description

Technical Field

[0001] The utility model belongs to the technical field of forestry equipment, in particular to a large-scale diseased wood multi-stage crushing device. Background Art

[0002] Pine wood planting is more susceptible to pine nematode infestation, and the pest poses a serious threat to regional forest ecology, thus causing economic losses.

[0003] At present, the prevention and control measures for pine nematodes are mainly divided into two types: chemical methods and physical methods. The physical method adopts the form of crushing infected pine wood to eradicate the nematodes.

[0004] In specific applications, the crushing process of diseased wood of conventional size is relatively easy, but when crushing large diseased wood, there are problems such as the need for large equipment to match the large size of the diseased wood, high crushing cost, and incomplete crushing. Utility Model Content

[0005] In order to solve the problems existing in the above-mentioned background technology, the utility model provides a large-scale diseased wood multi-stage crushing device, which has high crushing efficiency, can completely remove the diseased wood, and has high power utilization rate.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a large-scale diseased wood multi-stage crushing device, including a feeding mechanism, a pretreatment mechanism, a conveying mechanism, a crushing mechanism, a hydraulic power device, a power mechanism and a crawler chassis mechanism, the feeding mechanism, the pretreatment mechanism, the conveying mechanism, the crushing mechanism, the hydraulic power device and the power mechanism are all arranged on the crawler chassis mechanism, the feeding mechanism is arranged on the feeding side of the pretreatment mechanism, the conveying mechanism is arranged on the discharging side of the pretreatment mechanism and is located on the feeding side of the crushing mechanism, the wood enters the device from the feeding mechanism, the feeding mechanism sends the wood to the pretreatment mechanism, the wood processed by the pretreatment mechanism is transported to the crushing mechanism through the conveying mechanism for crushing processing, the power mechanism drives the crushing mechanism and the conveying mechanism to operate through a belt transmission, the power mechanism drives the hydraulic power device to operate through a belt transmission, the pretreatment mechanism and the crawler chassis mechanism are both connected to the hydraulic circuit of the hydraulic power device, the hydraulic power device drives the push plate of the pretreatment mechanism to slide back and forth to process the wood, and the hydraulic power device provides driving force for the crawler chassis mechanism to realize the movement of the device.

[0007] The feeding mechanism includes a feeding flap, a hydraulic cylinder 1, a support frame 1, a pin 1, a pin 2 and a pin 3. The support frame 1 is fixedly arranged on the upper surface of the crawler chassis mechanism and is located on the feed side of the pretreatment mechanism. The mounting end of the feeding flap is hinged to the upper end of the support frame 1 through a pin 1, and the bottom surface of the feeding flap is hinged to the telescopic end of the hydraulic cylinder 1 through a pin 2.

[0008] The pretreatment mechanism includes a hydraulic cylinder 2, a hydraulic cylinder support, a push plate support, a support plate 2, a push plate, a blade, a guide rail and a supporting plate. The support plate 2 is fixedly arranged on the upper surface of the crawler chassis mechanism, the hydraulic cylinder support is fixedly arranged on the upper surface of the support plate 2, the hydraulic cylinder 2 is fixedly mounted on the hydraulic cylinder support, the extension direction of the hydraulic cylinder 2 is arranged in the horizontal direction, the push plate is fixedly arranged at the extension end of the hydraulic cylinder 2, the push plate support is fixedly arranged on the upper surface of the support plate 2, the push plate support is located on the extension side of the hydraulic cylinder 2, the supporting plate is fixedly arranged on the upper end surface of the push plate support, and the supporting plate is provided with upward turning edges on both sides of the supporting plate parallel to the extension direction of the hydraulic cylinder 2;

[0009] A guide rail is fixedly arranged at one end of the push plate support away from the second hydraulic cylinder, and a gap is left between the guide rail and the push plate support in the vertical direction. A blade is processed on the edge of the guide rail facing the second hydraulic cylinder, and a plurality of blades are fixedly arranged at equal intervals on the bottom surface of the guide rail, and the plurality of blades are all located in the gap, and the plurality of blades are all arranged along the pushing direction of the push plate, and the blade edges face the push plate; guide grooves are arranged on both sides of the guide rail and the upper edge of the supporting plate, and the push plate is a horizontally arranged rectangular frame, and a vertical plate is arranged on the far end of the push plate away from the second hydraulic cylinder, and the far end of the push plate is inserted in the guide groove of the guide rail.

[0010] The conveying mechanism includes a first pulley, a second-stage gear box, a first bearing seat, a first conveyor belt support seat, a conveyor belt housing, a conveyor belt side baffle, a feed support rod, a sprocket adjustment frame, a pull rod bolt, an angle iron, a second conveyor belt support seat, a driving shaft, a driving sprocket, a driven shaft, a driven sprocket and a chain. The driving shaft and the driven shaft are arranged in parallel, and driving sprockets are fixedly arranged at both ends of the driving shaft. Two driven sprockets are arranged on the driven shaft to match and align with the two driving sprockets. Chains are installed on the two sets of matched driving sprockets and driven sprockets. Multiple feed support rods are set between the two chains. The multiple feed support rods are fully covered with chains, and each feed support rod is fixedly connected to the two chains.

[0011] The driving shaft and the driven shaft are both rotatably installed in the conveyor belt housing, the driving shaft is coaxially driven and connected to the output end of the secondary gear box, a pulley 1 is arranged at the input end of the secondary gear box, two ends of the driven shaft pass through the conveyor belt housing unevenly, and pull rod bolts are arranged on the two passing sections of the driven shaft, the adjusting ends of the two pull rod bolts are respectively passed through the sprocket adjustment frames fixedly arranged on the conveyor belt housing, and adjusting nuts are arranged for limiting, and conveyor belt side baffles are respectively extended upward on the vertical surfaces of both sides of the conveyor belt housing, and two conveyor belt support seats 1 and two conveyor belt support seats 2 are fixedly arranged outside the conveyor belt housing, the two conveyor belt support seats 1 are respectively located on both sides of the conveyor belt housing and below the driving shaft, the two ends of the driving shaft are mounted on the conveyor belt support seat 1 through a bearing seat 1, the two conveyor belt support seats 2 are respectively located on both sides of the conveyor belt housing and below the driven shaft, and the two sprocket adjustment frames are respectively fixed on the two conveyor belt support seats 2 through angle irons.

[0012] The crushing mechanism comprises a second pulley, a rotor shaft, a second bearing seat, a bearing seat bracket, a crushing box, a discharge box, a pressure roller box, a hydraulic motor, a fan blade, a crushing tool and a pressure roller. The pressure roller box and the crushing box are connected and arranged in sequence along the wood processing sequence. The pressure roller is rotatably arranged in the pressure roller box. The pressure roller is connected to the hydraulic motor. The hydraulic motor drives the pressure roller to rotate and rolls the wood conveyed by the conveying mechanism into the crushing box. The rotor shaft is rotatably arranged in the crushing box. The discharge box is arranged on the discharge side of the crushing box. A plurality of crushing tools are arranged around the outer circumference of the rotor shaft. A second pulley is coaxially fixedly arranged on one end of the shaft rod of the rotor shaft. The second pulley is connected to the power mechanism. A plurality of fan blades are evenly protruded and arranged on one end surface of the rotor shaft around the axis. The power mechanism drives the rotor shaft to rotate to crush the wood. The rotation of the fan blades generates airflow to discharge the wood chips from the discharge box to the crushing mechanism.

[0013] A bearing seat bracket is fixedly arranged outside the crushing box, and a bearing seat 2 is arranged on the top of the bearing seat bracket. The rotor shaft is installed in the crushing box through the bearing seat 2. The belt pulley 2 is connected to the belt pulley through the transmission belt 3. When the crushing mechanism is driven by the power mechanism, the belt pulley 2 and the belt pulley 1 drive conveying mechanism are synchronously operated.

[0014] The crawler chassis mechanism includes a crawler chassis, two hydraulic motors, a support beam and one support plate. The two hydraulic motors are drive-connected to the crawler chassis to provide power for the crawler chassis. The one support plate is laid on the crawler chassis and fixedly connected to the crawler chassis through the support beam.

[0015] The hydraulic power device includes a hydraulic pump, a hydraulic box and a hydraulic pump support frame. The hydraulic pump support frame is fixedly arranged on the hydraulic box, and the hydraulic pump is fixedly arranged on the hydraulic pump support frame. The hydraulic pump is connected to the hydraulic box through a hose. The hydraulic box supplies pressure medium to the hydraulic pump. The hydraulic pump is driven and connected to hydraulic cylinder 1, hydraulic cylinder 2, hydraulic motor 1 and hydraulic motor 2 respectively through multiple hoses. Each hose is independently equipped with a valve to control the flow direction and flow rate of the pressure medium. A pulley 4 is set at the driving end of the hydraulic pump. The pulley 4 is connected to the power mechanism for transmission. The power mechanism drives the hydraulic pump to work.

[0016] The power mechanism includes an engine, a third pulley and an engine support frame. The engine is fixedly arranged on a support plate one through the engine support frame. A third pulley is arranged on the output end of the engine. The third pulley is connected to the second pulley through a transmission belt one to drive the rotor shaft to rotate. The third pulley is connected to the fourth pulley through a transmission belt two to provide driving force for the hydraulic pump.

[0017] The beneficial effects of the utility model are as follows: the device is provided with a pre-treatment mechanism to perform primary processing on the wood, and is combined with a crushing mechanism to crush the wood, so that the crushing effect is better and the diseased wood is completely removed; the device uses a single power source through a sophisticated transmission layout to realize the transmission drive of multiple mechanisms, thereby improving the utilization rate of the driving power and reducing energy consumption; the overall structure of the device is simple, the failure rate is low and it is easy to maintain.

[0018] The device adopts pre-cutting technology and multi-stage crushing process, combined with conveying mechanism and crushing mechanism, to form a set of efficient, low-cost and easy-to-operate diseased wood treatment solutions; the device not only significantly reduces equipment cost and energy consumption, but also improves crushing efficiency and pine wood nematode mortality rate, while being friendly to the ecological environment, and plays an important role in enhancing the social value and practical significance of diseased wood treatment; the device is easy to implement and maintain, providing a practical solution for forest resource protection and ecological balance maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In the attached picture:

[0020] Figure 1 It is a top view of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the feeding mechanism of the utility model;

[0022] Figure 3 It is a schematic diagram of the structure of the pretreatment mechanism of the utility model;

[0023] Figure 4 It is a side view of the pretreatment mechanism of the utility model;

[0024] Figure 5 It is a schematic diagram of the guide rail structure and blade layout in the pretreatment mechanism of the utility model;

[0025] Figure 6 This is a schematic diagram of the push plate structure of the pretreatment mechanism of the utility model;

[0026] Figure 7 This is a schematic diagram of the structure of the conveying mechanism of the utility model;

[0027] Figure 8 It is a schematic diagram of the layout of the feed support rods in the conveying mechanism of the utility model;

[0028] Fig. 9 This is a schematic diagram of the structure of the pulverizing mechanism of the utility model;

[0029] Fig.10 This is a schematic diagram of the rotor shaft structure of the pulverizing mechanism of the utility model;

[0030] Fig.11 It is a schematic diagram of the structure of the pressure roller of the pulverizing mechanism of the utility model;

[0031] Fig.12 This is a schematic diagram of the structure of the hydraulic power device of the utility model;

[0032] Fig.13 This is a schematic diagram of the power mechanism structure of the utility model;

[0033] Fig.14 This is a schematic diagram of the structure of the crawler chassis mechanism of the utility model;

[0034] In the figure: 1. feeding mechanism; 2. pre-treatment mechanism; 3. conveying mechanism; 4. crushing mechanism; 5. hydraulic power device; 6. power mechanism; 7. crawler chassis mechanism; 1-1. feeding flap; 1-2. hydraulic cylinder 1; 1-3. support frame 1; 1-4. pin 1; 1-5. pin 2; 1-6. pin 3; 2-1. hydraulic cylinder 2; 2-2. hydraulic cylinder support; 2-3. push plate support; 2-4. support plate 2; 2-5. push plate; 2-6. blade; 2-7. guide rail; 2-8. support plate; 3-1. pulley 1; 3-2. secondary gear box; 3-3. bearing seat 1; 3-4. conveyor belt support seat 1; 3-5. conveyor belt shell; 3-6. conveyor belt side baffle; 3-7. feed support rod; 3-8. sprocket adjustment frame; 3-9. pull rod bolt; 3-10. Angle iron; 3-11, conveyor belt support seat 2; 3-12, driving shaft; 3-13, triangular seat; 3-14, driving sprocket; 3-15, driven shaft; 3-16, driven sprocket; 3-17, chain; 4-1, pulley 2; 4-2, rotor shaft; 4-3, bearing seat 2; 4-4, bearing seat bracket; 4-5, crushing box; 4-6, discharge box; 4-7, pressure roller box; 4-8, hydraulic motor 1; 4-9, fan blade; 4-10, crushing tool; 4-11, pressure roller; 5-1, hydraulic pump; 5-2, hydraulic box; 5-3, hydraulic element; 5-4, hydraulic pump support frame; 6-1, engine; 6-2, pulley 3; 6-3, engine support frame; 7-1, crawler chassis; 7-2, hydraulic motor 2; 7-3, support beam; 7-4, support plate 1. DETAILED DESCRIPTION

[0035] The utility model is now described in further detail with reference to the accompanying drawings. The accompanying drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0036] A large-scale diseased wood multi-stage crushing device, comprising a feeding mechanism 1, a pretreatment mechanism 2, a conveying mechanism 3, a crushing mechanism 4, a hydraulic power device 5, a power mechanism 6 and a crawler chassis mechanism 7, wherein the feeding mechanism 1, the pretreatment mechanism 2, the conveying mechanism 3, the crushing mechanism 4, the hydraulic power device 5 and the power mechanism 6 are all arranged on the crawler chassis mechanism 7, the feeding mechanism 1 is arranged on the feeding side of the pretreatment mechanism 2, the conveying mechanism 3 is arranged on the discharging side of the pretreatment mechanism 2 and is located on the feeding side of the crushing mechanism 4, the wood enters the device from the feeding mechanism 1, and the feeding mechanism 1 puts the wood The wood is sent to the pretreatment mechanism 2. After being processed by the pretreatment mechanism 2, the wood is transported to the crushing mechanism 4 through the conveying mechanism 3 for crushing processing. The power mechanism 6 drives the crushing mechanism 4 and the conveying mechanism 3 to operate through belt transmission. The power mechanism 6 drives the hydraulic power device 5 to operate through belt transmission. The pretreatment mechanism 2 and the crawler chassis mechanism 7 are both connected to the hydraulic circuit of the hydraulic power device 5. The hydraulic power device 5 drives the push plate 2-5 of the pretreatment mechanism 2 to slide back and forth to process the wood. The hydraulic power device 5 provides driving force for the crawler chassis mechanism 7 to realize the movement of the device.

[0037] The feeding mechanism 1 includes a feeding flap 1-1, a hydraulic cylinder 1-2, a support frame 1-3, a pin 1-4, a pin 2 1-5 and a pin 3 1-6. The support frame 1-3 is fixedly erected on the upper surface of the crawler chassis mechanism 7 and is located on the feeding side of the pretreatment mechanism 2. The mounting end of the feeding flap 1-1 is hinged to the upper end of the support frame 1-3 through a pin 1-4, the bottom surface of the feeding flap 1-1 and the telescopic end of the hydraulic cylinder 1-2 are hinged through a pin 2 1-5, the base end of the hydraulic cylinder 1-2 is hinged to the support frame 1-3 through a pin 3 1-6, and the hydraulic cylinder 1-2 is extended, so that the feeding flap 1-1 is rotated and flipped up with the pin 1-4 and the base point to fill the pretreatment mechanism 2.

[0038] The pretreatment mechanism 2 includes a hydraulic cylinder 2-1, a hydraulic cylinder support 2-2, a push plate support 2-3, a support plate 2-4, a push plate 2-5, a blade 2-6, a guide rail 2-7 and a supporting plate 2-8. The support plate 2-4 is fixedly arranged on the upper surface of the crawler chassis mechanism 7, the hydraulic cylinder support 2-2 is fixedly arranged on the upper surface of the support plate 2-4, the hydraulic cylinder 2-1 is fixedly mounted on the hydraulic cylinder support 2-2, the telescopic direction of the hydraulic cylinder 2-1 is arranged along the horizontal direction, the push plate 2-5 is fixedly arranged at the telescopic end of the hydraulic cylinder 2-1, the push plate support 2-3 is fixedly arranged on the upper surface of the support plate 2-4, the push plate support 2-3 is located on the extended side of the hydraulic cylinder 2-1, the supporting plate 2-8 is fixedly arranged on the upper end surface of the push plate support 2-3, and the supporting plate 2-8 is provided with upward turning edges on both sides of the supporting plate 2-8 parallel to the telescopic direction of the hydraulic cylinder 2-1;

[0039] A guide rail 2-7 is fixedly arranged at one end of the push plate support 2-3 away from the hydraulic cylinder 2-1, and a gap is left between the guide rail 2-7 and the push plate support 2-3 in the vertical direction. A blade is processed on the edge of the guide rail 2-7 facing the hydraulic cylinder 2-1, and a plurality of blades 2-6 are fixedly arranged at equal intervals on the bottom surface of the guide rail 2-7. The plurality of blades 2-6 are all located in the gap, and the plurality of blades 2-6 are arranged along the pushing direction of the push plate 2-5, and the blades of the blades 2-6 face the push plate 2-5;

[0040] The two sides of the guide rail 2-7 and the supporting plate 2-8 that are in contact with each other are set as guide grooves. The push plate 2-5 is a horizontally arranged rectangular frame. A vertical plate is set at the far end of the push plate 2-5 away from the hydraulic cylinder 2-1. The far end of the push plate 2-5 is inserted in the guide groove of the guide rail 2-7. The hydraulic cylinder 2-1 is driven to extend and retract the telescopic end, and push and pull the push plate 2-5 to slide back and forth along the guide groove. The wood is placed in the hollow middle part of the push plate 2-5. The push plate 2-5 is pushed to the far end, that is, the wood is pushed to be cut by the guide rail 2-7 and multiple blades 2-6. The push plate 2-5 is pulled back, that is, the vertical plate is limited and pushed back to push the wood to fall on the supporting plate 2-8. The hydraulic cylinder 2-1 repeatedly extends and retracts, that is, controls the push plate 2-5 to repeatedly push and pull the wood, thereby completing the pre-treatment of the wood.

[0041] The conveying mechanism 3 includes a pulley 3-1, a secondary gear box 3-2, a bearing seat 3-3, a conveyor belt support seat 3-4, a conveyor belt shell 3-5, a conveyor belt side baffle 3-6, a feed support rod 3-7, a sprocket adjustment frame 3-8, a pull rod bolt 3-9, an angle iron 3-10, a conveyor belt support seat 3-11, a driving shaft 3-12, a driving sprocket 3-14, a driven shaft 3-15, a driven sprocket 3-16 and a chain 3-17. The driving shaft 3-12 is parallel to the driven shaft 3-15. The driving sprockets 3-14 are fixedly arranged at both ends of the driving shaft 3-12, and two driven sprockets 3-16 are arranged on the driven shaft 3-15 to match and align with the two driving sprockets 3-14. Chains 3-17 are installed on the two sets of matched driving sprockets 3-14 and driven sprockets 3-16. A plurality of feed support rods 3-7 are set between the two chains 3-17. The plurality of feed support rods 3-7 are fully covered with the chains 3-17, and each feed support rod 3-7 is fixedly connected to the two chains 3-17.

[0042] The driving shaft 3-12 and the driven shaft 3-15 are both rotatably installed in the conveyor belt housing 3-5. The driving shaft 3-12 is coaxially driven and connected with the output end of the secondary gear box 3-2. A pulley 3-1 is arranged at the input end of the secondary gear box 3-2. The pulley 3-1 is driven by the power source belt to drive the secondary gear box 3-2 to operate, thereby driving the driving shaft 3-12 to rotate, and further driving the chain 3-17 to roll through the driving sprocket 3-14, so that the feeding support rod 3-7 completes the wood conveying work. The two ends of the driven shaft 3-15 are unevenly passed through the conveyor belt housing 3-5, and the driven shaft Pull rod bolts 3-9 are arranged on the two passing sections of 3-15, and the adjustment ends of the two pull rod bolts 3-9 are respectively installed on the sprocket adjustment frame 3-8 fixedly arranged on the conveyor housing 3-5, and adjusting nuts are arranged for limiting. The two pull rod bolts 3-9 are adjusted to move on the sprocket adjustment frame 3-8 by screwing the two adjusting nuts equally, thereby pulling the driven shaft 3-15 to move in the horizontal direction to adjust the distance between the driven shaft 3-15 and the driving shaft 3-12, thereby adjusting the tension of the chain 3-17. When the distance increases, the chain 3-17 is tightened, and when the distance decreases, the chain 3-17 is loosened.

[0043] The vertical surfaces on both sides of the conveyor belt shell 3-5 are respectively extended upward to set conveyor belt side baffles 3-6 to prevent the transported wood from slipping. Two conveyor belt support seats 1 3-4 and two conveyor belt support seats 2 3-11 are fixedly set outside the conveyor belt shell 3-5. The two conveyor belt support seats 1 3-4 are respectively located on both sides of the conveyor belt shell 3-5 and below the driving shaft 3-12. Both ends of the driving shaft 3-12 are mounted on the conveyor belt support seat 1 3-4 through the bearing seat 1 3-3. The bearing seat 1 3-3 bears the axial and radial loads of the driving shaft 3-12. The two conveyor belt support seats 2 3-11 are respectively located on both sides of the conveyor belt shell 3-5 and below the driven shaft 3-15. The two sprocket adjustment frames 3-8 are respectively fixed on the two conveyor belt support seats 2 3-11 through angle irons 3-10.

[0044] The crushing mechanism 4 includes a pulley 4-1, a rotor shaft 4-2, a bearing seat 4-3, a bearing seat bracket 4-4, a crushing box 4-5, a discharge box 4-6, a pressure roller box 4-7, a hydraulic motor 4-8, a fan blade 4-9, a crushing tool 4-10 and a pressure roller 4-11. The pressure roller box 4-7 and the crushing box 4-5 are connected and arranged in sequence along the wood processing sequence. The pressure roller 4-11 is rotatably arranged in the pressure roller box 4-7. Teeth are machined on the outer circumferential surface of the pressure roller 4-11. The pressure roller 4-11 is connected to the hydraulic motor 1. The hydraulic motor 4-8 drives the pressure roller 4-11 to rotate. The wood transported by the conveying mechanism 3 is rolled into the crushing box 4-5 under the rotation and push of the teeth. A rotor shaft 4-2 is rotatably arranged in the crushing box 4-5, and a discharge box 4-6 is arranged on the discharge side of the crushing box 4-5. A plurality of crushing cutters 4-10 are arranged around the outer circumferential surface of the rotor shaft 4-2. A pulley 4-1 is coaxially fixedly arranged at one end of the shaft of the rotor shaft 4-2. The pulley 4-1 is transmission-connected to the power mechanism 6. A plurality of blades 4-9 are evenly protruded and arranged around the axis at one end surface of the rotor shaft 4-2. The power mechanism 6 drives the rotor shaft 4-2 to rotate through the pulley 4-1, and the wood is crushed by the crushing cutter 4-10. The blades 4-9 rotate together with the rotor shaft 4-2 to generate airflow, and the wood chips crushed by the operation of the rotor shaft 4-2 are discharged from the crushing mechanism 4 from the discharge box 4-6.

[0045] A bearing seat bracket 4-4 is fixedly arranged outside the crushing box 4-5, and a bearing seat 2 4-3 is arranged on the top of the bearing seat bracket 4-4. The rotor shaft 4-2 is mounted in the crushing box 4-5 through the bearing seat 2 4-3. The belt pulley 2 4-1 and the belt pulley 1 3-1 are connected through a transmission belt 3. When the crushing mechanism 4 is driven by the power mechanism 6, the conveying mechanism 3 is synchronously operated through the mutually transmitted belt pulley 2 4-1 and the belt pulley 1 3-1.

[0046] The crawler chassis mechanism 7 includes a crawler chassis 7-1, a hydraulic motor 2 7-2, a support beam 7-3 and a support plate 1 7-4. The hydraulic motor 2 7-2 is drivingly connected to the crawler chassis 7-1 to provide power for the crawler chassis 7-1. The support plate 1 7-4 is laid on the crawler chassis 7-1 and fixedly connected to the crawler chassis 7-1 through the support beam 7-3. The pretreatment mechanism 2, the conveying mechanism 3, the crushing mechanism 4, the hydraulic power device 5 and the power mechanism 6 are all arranged on the support plate 1 7-4.

[0047] The hydraulic power device 5 includes a hydraulic pump 5-1, a hydraulic box 5-2 and a hydraulic pump support frame 5-4. The hydraulic pump support frame 5-4 is fixedly arranged on the hydraulic box 5-2, and the hydraulic pump 5-1 is fixedly arranged on the hydraulic pump support frame 5-4. The hydraulic pump 5-1 is connected to the hydraulic box 5-2 through a hose. The hydraulic box 5-2 supplies pressure medium to the hydraulic pump 5-1. The hydraulic pump 5-1 is driven and connected to the hydraulic cylinder 1-2, the hydraulic cylinder 2-1, the hydraulic motor 1-8 and the hydraulic motor 2-2 through a plurality of hoses. Each hose is independently equipped with a valve to control the flow direction and flow rate of the pressure medium. A pulley 4 is set at the driving end of the hydraulic pump 5-1. The pulley 4 is connected to the power mechanism 6 for transmission. The power mechanism 6 drives the hydraulic pump 5-1 to work.

[0048] The power mechanism 6 includes an engine 6-1, a pulley three 6-2 and an engine support frame 6-3. The engine 6-1 is fixedly arranged on a support plate one 7-4 through the engine support frame 6-3. A pulley three 6-2 is arranged on the output end of the engine 6-1. The pulley three 6-2 is connected to the pulley two 4-1 through a transmission belt one to drive the rotor shaft 4-2 to rotate. The pulley three 6-2 is connected to the pulley four through a transmission belt two to provide driving force for the hydraulic pump 5-1.

[0049] Working principle:

[0050] The wood to be processed is sawn into a specified size, which is set according to the size of the rectangular frame of the push plate 2-5. The wood sawn into a fixed size is placed on the feeding mechanism 1, and the outer cylindrical surface of the wood is tangent to the plane of the feeding flap 1-1. The hydraulic cylinder 1-2 is adjusted to extend and lift the feeding flap 1-1 to send the wood to the pretreatment mechanism 2, and let the wood fall into the depression formed by the push plate 2-5 and the supporting plate 2-8. The hydraulic cylinder 2-1 is extended, and the blade of the guide rail 2-7 and multiple blades 2-6 jointly cut the wood into strips. The hydraulic cylinder 2-1 cyclically retracts and contracts to cut the wood, and pushes the cut wood to the feeding support rod 3-7 of the conveying mechanism 3. The conveying mechanism 3 operates to transport the cut wood to the crushing mechanism 4, and the pressure roller 4-11 sends the wood to the rotor shaft 4-2 for crushing. The crushed wood chips are discharged from the discharge box 4-6.

[0051] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A large-scale multi-stage crushing device for diseased wood, characterized in that: The invention comprises a feeding mechanism (1), a pretreatment mechanism (2), a conveying mechanism (3), a crushing mechanism (4), a hydraulic power device (5), a power mechanism (6) and a crawler chassis mechanism (7), wherein the feeding mechanism (1), the pretreatment mechanism (2), the conveying mechanism (3), the crushing mechanism (4), the hydraulic power device (5) and the power mechanism (6) are all arranged on the crawler chassis mechanism (7), the feeding mechanism (1) is arranged on the feeding side of the pretreatment mechanism (2), the conveying mechanism (3) is arranged on the discharging side of the pretreatment mechanism (2) and is located on the feeding side of the crushing mechanism (4), the wood enters the device from the feeding mechanism (1), and the feeding mechanism (1) delivers the wood to the pretreatment mechanism (2). At the processing mechanism (2), the wood processed by the pre-processing mechanism (2) is transported to the crushing mechanism (4) through the conveying mechanism (3) for crushing processing. The power mechanism (6) drives the crushing mechanism (4) and the conveying mechanism (3) to operate through belt transmission. The power mechanism (6) drives the hydraulic power device (5) to operate through belt transmission. The pre-processing mechanism (2) and the crawler chassis mechanism (7) are both connected to the hydraulic circuit of the hydraulic power device (5). The hydraulic power device (5) drives the push plate (2-5) of the pre-processing mechanism (2) to slide back and forth to process the wood. The hydraulic power device (5) provides driving force for the crawler chassis mechanism (7) to realize the movement of the device.

2. A large-scale multi-stage crushing device for diseased wood according to claim 1, characterized in that: The feeding mechanism (1) comprises a feeding flap (1-1), a hydraulic cylinder (1-2), a support frame (1-3), a pin (1-4), a pin (1-5) and a pin (1-6); the support frame (1-3) is fixedly arranged on the upper surface of the crawler chassis mechanism (7) and is located on the feeding side of the pretreatment mechanism (2); the mounting end of the feeding flap (1-1) is hinged to the upper end of the support frame (1-3) through the pin (1-4); the bottom surface of the feeding flap (1-1) and the telescopic end of the hydraulic cylinder (1-2) are hinged through the pin (1-5).

3. A large-scale multi-stage crushing device for diseased wood according to claim 2, characterized in that: The pretreatment mechanism (2) comprises a hydraulic cylinder (2-1), a hydraulic cylinder support (2-2), a push plate support (2-3), a support plate (2-4), a push plate (2-5), a blade (2-6), a guide rail (2-7) and a supporting plate (2-8), wherein the support plate (2-4) is fixedly arranged on the upper surface of the crawler chassis mechanism (7), the hydraulic cylinder support (2-2) is fixedly arranged on the upper surface of the support plate (2-4), and the hydraulic cylinder (2-1) is fixedly arranged on the upper surface of the support plate (2-4). The hydraulic cylinder support (2-2) is mounted on the hydraulic cylinder support (2-2), the extension direction of the hydraulic cylinder (2-1) is arranged in the horizontal direction, the extension end of the hydraulic cylinder (2-1) is fixedly provided with a push plate (2-5), the upper surface of the support plate (2-4) is fixedly provided with a push plate support (2-3), the push plate support (2-3) is located on the extension side of the hydraulic cylinder (2-1), and the upper end surface of the push plate support (2-3) is fixedly provided with a supporting plate (2-8), and the supporting plate (2-8) is parallel to the hydraulic cylinder. Upward turning edges are arranged on both sides of the hydraulic cylinder 2 (2-1) in the extension direction, a guide rail (2-7) is fixedly arranged at one end of the push plate support (2-3) away from the hydraulic cylinder 2 (2-1), a gap is left between the guide rail (2-7) and the push plate support (2-3) in the vertical direction, a blade is processed on the edge of the guide rail (2-7) facing the hydraulic cylinder 2 (2-1), and a plurality of blades (2-6) are fixedly arranged at equal intervals on the bottom surface of the guide rail (2-7), and the plurality of blades (2-6) are all located in the gap. In the invention, a plurality of blades (2-6) are arranged along the pushing direction of the push plate (2-5), the cutting edges of the blades (2-6) face the push plate (2-5), the two sides of the guide rail (2-7) and the supporting plate (2-8) are arranged along the upper edges thereof to form guide grooves, the push plate (2-5) is a horizontally arranged rectangular frame, a vertical plate is arranged at the far end of the push plate (2-5) away from the second hydraulic cylinder (2-1), and the far end of the push plate (2-5) is inserted into the guide groove of the guide rail (2-7).

4. A large-scale multi-stage crushing device for diseased wood according to claim 3, characterized in that: The conveying mechanism (3) comprises a belt pulley (3-1), a two-stage gear box (3-2), a bearing seat (3-3), a conveyor belt support seat (3-4), a conveyor belt housing (3-5), a conveyor belt side baffle (3-6), a feed support rod (3-7), a sprocket adjustment frame (3-8), a pull rod bolt (3-9), an angle iron (3-10), a conveyor belt support seat (3-11), a driving shaft (3-12), a driving sprocket (3-14), a driven shaft (3-15), a driven sprocket (3-16) and a chain (3-17), wherein the driving shaft (3-12) and the driven shaft (3-15) are arranged in parallel, and the driving shaft (3-12) A driving sprocket (3-14) is fixedly arranged at both ends, two driven sprockets (3-16) are arranged on the driven shaft (3-15) to match and align with the two driving sprockets (3-14), chains (3-17) are mounted on the two sets of matched driving sprockets (3-14) and driven sprockets (3-16), a plurality of feed support rods (3-7) are arranged between the two chains (3-17), the plurality of feed support rods (3-7) fully cover the chains (3-17), each feed support rod (3-7) is fixedly connected to the two chains (3-17), and the driving shaft (3-12) and the driven shaft (3-15) are rotatably mounted in the conveyor belt housing (3-5). The driving shaft (3-12) is coaxially connected to the output end of the secondary gear box (3-2), and a pulley (3-1) is arranged at the input end of the secondary gear box (3-2). The two ends of the driven shaft (3-15) are unevenly passed through the conveyor housing (3-5), and the two passing sections of the driven shaft (3-15) are both provided with tie rod bolts (3-9). The adjustment ends of the two tie rod bolts (3-9) are respectively passed through the sprocket adjustment frame (3-8) fixedly arranged on the conveyor housing (3-5), and adjustment nuts are arranged for limiting. The vertical surfaces on both sides of the conveyor housing (3-5) are respectively extended upward to provide conveyor side baffles (3-6). The conveyor housing (3 -5) are externally fixedly provided with two conveyor belt support seats 1 (3-4) and two conveyor belt support seats 2 (3-11), the two conveyor belt support seats 1 (3-4) are respectively located on both sides of the conveyor belt housing (3-5) and below the driving shaft (3-12), both ends of the driving shaft (3-12) are mounted on the conveyor belt support seat 1 (3-4) through a bearing seat 1 (3-3), the two conveyor belt support seats 2 (3-11) are respectively located on both sides of the conveyor belt housing (3-5) and below the driven shaft (3-15), and the two sprocket adjustment frames (3-8) are respectively fixedly provided on the two conveyor belt support seats 2 (3-11) through angle irons (3-10).

5. A large-scale multi-stage crushing device for diseased wood according to claim 4, characterized in that: The crushing mechanism (4) comprises a second pulley (4-1), a rotor shaft (4-2), a second bearing seat (4-3), a bearing seat bracket (4-4), a crushing box (4-5), a discharge box (4-6), a pressure roller box (4-7), a hydraulic motor (4-8), a fan blade (4-9), a crushing tool (4-10) and a pressure roller (4-11). The pressure roller box (4-7) and the crushing box (4-5) are arranged in sequence along the wood processing sequence. The pressure roller box (4-7) rotates A pressing roller (4-11) is arranged, and the pressing roller (4-11) is connected to a hydraulic motor. The hydraulic motor (4-8) drives the pressing roller (4-11) to rotate, so that the wood conveyed by the conveying mechanism (3) is rolled into a crushing box (4-5). A rotor shaft (4-2) is arranged in a rotation manner in the crushing box (4-5). A discharge box (4-6) is arranged on the discharge side of the crushing box (4-5). A plurality of crushing cutters (4-10) are arranged around the outer circumference of the rotor shaft (4-2). The rotor shaft ( A pulley 2 (4-1) is coaxially fixedly arranged at one end of the shaft of the rotor shaft (4-2), and the pulley 2 (4-1) is connected to the power mechanism (6) in transmission. A plurality of blades (4-9) are evenly arranged and protruded around the axis at one end surface of the rotor shaft (4-2). The power mechanism (6) drives the rotor shaft (4-2) to rotate, and the wood is crushed. The blades (4-9) rotate to generate airflow, and the wood chips are discharged from the crushing mechanism (4) from the discharge box (4-6). The crushing box (4-5) is fixedly arranged outside. A bearing seat bracket (4-4) is provided on the top of the bearing seat bracket (4-4). The rotor shaft (4-2) is mounted in the crushing box (4-5) through the bearing seat bracket (4-3). The belt pulley (4-1) and the belt pulley (3-1) are connected to each other through a transmission belt. When the crushing mechanism (4) is driven by the power mechanism (6), the conveying mechanism (3) is driven to operate synchronously through the belt pulley (4-1) and the belt pulley (3-1) that transmit to each other.

6. A large-scale multi-stage pest-wood crushing device according to claim 5, characterized in that: The crawler chassis mechanism (7) comprises a crawler chassis (7-1), a second hydraulic motor (7-2), a support beam (7-3) and a first support plate (7-4); the second hydraulic motor (7-2) is drivingly connected to the crawler chassis (7-1) to provide power for the crawler chassis (7-1); the first support plate (7-4) is laid on the crawler chassis (7-1) and fixedly connected to the crawler chassis (7-1) via the support beam (7-3).

7. A large-scale multi-stage crushing device for diseased wood according to claim 6, characterized in that: The hydraulic power device (5) comprises a hydraulic pump (5-1), a hydraulic housing (5-2) and a hydraulic pump support frame (5-4). The hydraulic pump support frame (5-4) is fixedly arranged on the hydraulic housing (5-2). The hydraulic pump (5-1) is fixedly arranged on the hydraulic pump support frame (5-4). The hydraulic pump (5-1) is connected to the hydraulic housing (5-2) via a hose. The hydraulic housing (5-2) supplies pressure medium to the hydraulic pump (5-1). The hydraulic pump (5-1) is connected to hydraulic cylinder 1 (1-2), hydraulic cylinder 2 (2-1), hydraulic motor 1 (4-8) and hydraulic motor 2 (7-2) via a plurality of hoses. Each hose is independently equipped with a valve to control the flow direction and flow rate of the pressure medium. A pulley 4 is arranged at the driving end of the hydraulic pump (5-1). The pulley 4 is connected to the power mechanism (6) through transmission. The power mechanism (6) drives the hydraulic pump (5-1) to work.

8. A large-scale multi-stage crushing device for diseased wood according to claim 7, characterized in that: The power mechanism (6) comprises an engine (6-1), a pulley three (6-2) and an engine support frame (6-3); the engine (6-1) is fixedly arranged on a support plate one (7-4) via the engine support frame (6-3); a pulley three (6-2) is arranged on the output end of the engine (6-1); the pulley three (6-2) is connected to the pulley two (4-1) via a transmission belt one to drive the rotor shaft (4-2) to rotate; the pulley three (6-2) is connected to the pulley four via a transmission belt two to provide driving force for the hydraulic pump (5-1).

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