CN210999126U

CN210999126U - Intelligent log cutting saw

Info

Publication number: CN210999126U
Application number: CN201921170045.8U
Authority: CN
Inventors: 周富海; 周富樑; 周富涛; 周富群
Original assignee: Fujian Strength And Mechanical Co ltd
Current assignee: Fujian Strength And Mechanical Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-07-14
Anticipated expiration: 2029-07-24

Abstract

The utility model relates to an intelligent log cutting saw, which comprises a feeding and selecting device, a cutting machine and a discharging device; the feeding and selecting device comprises a feeding conveying chain, a base arranged below the rear part of the feeding conveying chain, a feeding motor fixed on the base and a distance adjusting mechanism; an output shaft of the feeding motor is in transmission connection with a driving chain wheel of the feeding conveying chain; after the support rods penetrate through the supports on the two sides of the feeding conveying chain, the two ends of each support rod are respectively fixed on the base; the cutting machine comprises a machine tool, and a controller, a feeding device and a cutting mechanism which are fixed on the machine tool; the base is fixed with a machine tool; the cutting mechanism comprises a plurality of saw blade groups with different diameters and used for cutting logs; the controller drives the distance adjusting mechanism to operate, and the position of the feeding conveying chain on the base is adjusted, so that a channel sawed by the cutting machine is selected according to the diameter data of the logs, the outturn rate of the logs is maximized, the material selecting and stacking processes of different log diameters are reduced, and the production efficiency and the social efficiency are greatly improved.

Description

Intelligent log cutting saw

Technical Field

The utility model relates to an intelligence log slitting saw belongs to log processing equipment technical field.

Background

In current log multiple blade saw, what the feed mode generally adopted is to put log centering on the pay-off frame of V type link joint and carry timber to saw cut, and this feed mode saw cuts log centering, saw cuts into pieces timber according to certain saw bit combination. This saw cutting mode, it is fixed to open the board specification, and both sides flaw-piece panel is extravagant more, and the log is placed on the feeding frame, and is immovable about, and the outturn rate is lower. Meanwhile, the existing log cutting machine can only cut one size, logs of different sizes need to be automatically classified before cutting, and therefore the occupied area of a field required by classification is very large.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem, the utility model provides an intelligence log slitting saw through setting up 3D scanner and roll adjustment mechanism, and 3D scanner scanning log obtains and calculates data, and send instruction gives roll adjustment mechanism, changes the log and gets into the position of slitting machine through controlling feeding conveyor chain about, and the saw bit group that the maximum value that can saw cut according to log diameter size set for cuts, improves the outturn rate of log. In addition, a plurality of saw blade groups for cutting logs with different diameters are arranged on a long shaft, and then the logs with different diameters can be cut by a single machine through the movement of the feeding conveying chain, meanwhile, the logs can be cut into logs with different thicknesses, the field for sorting and classifying is saved, and the sorting and classifying processes are reduced.

The technical scheme of the utility model as follows:

the intelligent log cutting saw comprises a feeding and selecting device, a cutting machine and a discharging device in sequence from front to back; the feeding and selecting device comprises a feeding conveying chain, a base arranged below the rear part of the feeding conveying chain, a feeding motor fixed on the base and a distance adjusting mechanism; an output shaft of the feeding motor is in transmission connection with a driving chain wheel of the feeding conveying chain; after the support rods penetrate through the supports on the two sides of the feeding conveying chain along the width direction of the feeding conveying chain, the two ends of each support rod are respectively fixed on the base; the cutting machine comprises a machine tool, an electric control panel, a feeding device and a cutting mechanism, wherein the electric control panel, the feeding device and the cutting mechanism are fixed on the machine tool; the tail end of the base is fixed with the machine tool; the cutting mechanism comprises a plurality of saw blade groups with different diameters and used for cutting logs; a controller is fixed in the electric control panel; the controller is respectively in electric signal connection with the feeding motor, the distance adjusting mechanism, the feeding device and the cutting mechanism; the controller can drive the feeding motor to drive the feeding conveying chain to operate; the controller drives the distance adjusting mechanism to operate, so that the feeding conveying chain can slide on the base along the supporting rod, and the position of the log entering the cutting mechanism is changed.

Further, a 3D scanner is fixed at the upper end of the front part of the machine tool; the camera of the 3D scanner is over against the tail end of the feeding conveying chain; a data memory and a microprocessor are fixed in the 3D scanner; the data memory is respectively connected with the camera and the microprocessor through electric signals; the controller is in electric signal connection with the microprocessor; the camera gathers the data of the log on the feeding conveyor chain and transmits the data to the data memory, and the microprocessor receives and analyzes the data, and drives the distance adjusting mechanism to operate through the controller, and adjusts the position of the log entering the cutting mechanism.

Furthermore, a plurality of first chain plates are uniformly fixed on the outer peripheral surface of the feeding conveying chain at intervals, the first chain plates are centrally symmetrical V-shaped chain plates or L-shaped chain plates which are obliquely arranged, when the first chain plates are centrally symmetrical V-shaped chain plates, logs are placed in the middle of the V-shaped chain plates, when the first chain plates are L-shaped chain plates, the height of the tail ends of the long edges of the L-shaped chain plates is higher than the connecting position of the short edges and the long edges of the L-shaped chain plates, the upper end of one side, close to the short edges of the L-shaped chain plates, of the feeding conveying chain is further fixedly provided with a vertical baffle plate, and the logs are placed on the L-shaped chain plates and cling to the side wall surface of the baffle.

Further, the distance adjusting mechanism comprises a distance adjusting fixing seat fixed with the base, a distance adjusting nut fixed with the side wall of the feeding conveying chain and a distance adjusting lead screw with one end in threaded connection with the distance adjusting nut; the other end of the distance adjusting screw rod is rotationally fixed on the base; a distance adjusting motor is fixed on the distance adjusting fixed seat; an output shaft of the distance adjusting motor is in transmission connection with the distance adjusting lead screw; the distance adjusting motor is in electric signal connection with the controller; the controller drives the pitch adjusting motor to operate to drive the pitch adjusting screw rod to rotate, and the position of the feeding conveying chain in the base is adjusted through the matching of the pitch adjusting nut and the pitch adjusting screw rod.

Further, a supporting seat is fixed at the lower end of the front part of the feeding conveying chain, and a plurality of pulleys are rotatably connected below the supporting seat; the pulley can slide along a guide rail fixed on the ground; the guide rail is arranged along the width direction of the feeding conveying chain.

Further, the cutting mechanism comprises an upper saw blade group combination arranged behind the feeding conveying chain and a lower saw blade group combination arranged below the upper saw blade group combination; a first side plate is vertically fixed on the machine tool; an upper saw blade group main shaft of the upper saw blade group assembly penetrates through the first side plate and then is in transmission connection with an upper saw blade group motor fixed on the machine tool; the lower saw blade group main shaft of the lower saw blade group combination penetrates through the first side plate and then is in transmission connection with a lower saw blade group motor fixed on the machine tool; the upper saw blade group combination comprises a plurality of upper saw blade groups which are fixed on the main shaft of the upper saw blade group and have different diameters in the axial direction; the lower saw blade group combination comprises a plurality of lower saw blade groups with different diameters and sizes, and the lower saw blade groups are fixed on the axial direction of the lower saw blade group main shaft; the saw blades with the same diameter and size on the upper saw blade group and the lower saw blade group are positioned on the same vertical surface; the controller is respectively connected with the upper saw blade group motor and the lower saw blade group motor through electric signals.

Furthermore, the feeding device comprises a front feeding mechanism and a rear feeding mechanism which are respectively arranged at the front end and the rear end of the cutting mechanism, and a feeding motor fixed on the machine tool; the front end of the front feeding mechanism is provided with an anti-shrapnel; the front feeding mechanism comprises a front feeding conveying chain rotationally fixed on the machine tool, a plurality of front feeding chain plates uniformly fixed on the peripheral surface of the front feeding conveying chain at intervals and a front feeding thorn wheel arranged above the front feeding chain plates; the rear feeding mechanism comprises a rear feeding conveying chain rotationally fixed on the machine tool, a plurality of rear feeding chain plates uniformly fixed on the outer peripheral surface of the rear feeding conveying chain at intervals and a rear feeding press roller arranged above the rear feeding chain plates; the front feeding chain plate and the rear feeding chain plate are saw-shaped chain plates with bearing surfaces provided with racks; a front feeding shaft of the front feeding spur wheel and a rear feeding shaft of the rear feeding compression roller penetrate through the first side plate and are in transmission connection with an output shaft of the feeding motor respectively; the output shaft of the feeding motor is also in transmission connection with a driving chain wheel of the front feeding conveying chain and a driving chain wheel of the rear feeding conveying chain respectively; the controller is connected with the feeding motor through an electric signal.

Furthermore, a lifting mechanism for controlling the height of the main shaft of the upper saw blade group is also arranged on the machine tool; the lifting mechanism comprises a hollow elevator case fixed on the machine tool and an upper spindle lifting table sleeved in the elevator case; a second side plate is vertically fixed behind the first side plate of the machine tool; two sides of the two vertical side box plates are respectively fixed with the first side plate and the second side plate; the elevator case is formed by a first side plate, a second side plate and a side case plate in a rectangular surrounding mode; a top cover plate is fixedly covered on the elevator case; the lifting mechanism also comprises a lifting fixed seat fixed at the upper end of the top cover plate, a lifting nut fixed at the middle part of the upper end of the upper spindle lifting platform, a lifting motor fixed on the lifting fixed seat and a lifting screw rod with one end in threaded connection with the lifting nut; the other end of the lifting screw rod is rotationally fixed on the lifting fixed seat; a vertical sliding seat is fixed on the outer peripheral wall of the upper spindle lifting table, and a plurality of convex blocks vertically fix a sliding rail sleeved outside the sliding seat on the inner side wall surface of the elevator case; the sliding seat is in sliding fit with the sliding rail; the controller is in electric signal connection with the lifting motor; the upper saw blade group main shaft is rotationally fixed on the upper main shaft lifting platform; the controller drives the lifting motor to operate to drive the lifting screw rod to rotate, and the position of the upper spindle lifting platform in the elevator case is adjusted through the matching of the lifting nut and the lifting screw rod, so that the height of the upper saw blade group combination is adjusted.

Furthermore, discharging device includes ejection of compact carriage and with ejection of compact carriage rotation fixed's ejection of compact roller.

The utility model discloses following beneficial effect has:

1. different from the cutting mode of current symmetry placed in the middle, the utility model discloses leaning on the limit with the log and saw cutting, through the L type link joint of slope, leaning on the limit with the log and saw cutting, the log just has great flaw-piece on one side only after cutting by cutting machine, has improved the outturn rate.

2. The feeding conveying chain is moved leftwards and rightwards integrally through the distance adjusting mechanism, so that the logs are sawn after being moved to the optimal position, and the side-approaching sawing machine is suitable for the sawing of logs of different specifications.

3. Through set up a plurality of saw blade groups of different diameter sizes of cutting on a major axis, can adjust the cutting position of log respectively according to the diameter of the log that saw cuts actually, reduce log classification process and stack the station, reduce the log and stack and occupy factory building area to improve the outturn percentage, production efficiency and the social of log greatly.

4. The data of the logs to be sawed are scanned and analyzed through the 3D scanner, the sawing channels of the cutting machine are selected, the optimal cutting method is obtained, then sawing is carried out, the log outturn rate is maximized, the material selecting and stacking processes of different log diameters are reduced, and the production efficiency and the social efficiency are greatly improved.

5. Through setting up elevating system for the height of going up saw bit group combination is adjustable, can be according to the diameter of the log that actually saw cuts, and the position of saw bit group combination is gone up in the adjustment from top to bottom, obtains the most suitable volume of saw cutting, with improvement work efficiency and job stabilization nature.

6. Through setting up preceding fulcrum frame and back fulcrum frame to exert in the front on fulcrum frame, back fulcrum frame through external force, can let preceding pay-off thorn wheel, back pay-off compression roller keep steady, exert pressure the equilibrium to the log, improve the stationarity when sawing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the feeding and sorting device of the present invention.

Fig. 3 is a front view of fig. 2.

Fig. 4 is a right side view of fig. 2.

Fig. 5 is a top view of fig. 2.

Fig. 6 is a schematic structural view of the cutting machine of the present invention.

Fig. 7 is a partially enlarged view of a portion a of fig. 6.

Fig. 8 is a schematic view of the internal structure of the cutting machine.

Fig. 9 is a schematic view of the internal structure of the cutting machine at another angle.

Fig. 10 is a right side view of fig. 8.

Fig. 11 is a left side view of fig. 8.

Fig. 12 is a top view of fig. 8.

Fig. 13 is a schematic structural view of the discharging device of the present invention.

Fig. 14 is a schematic structural view of the lifting mechanism of the present invention.

Fig. 15 is a schematic view of the internal structure of the lifting mechanism of the present invention.

Fig. 16 is a control schematic diagram of the present invention.

The reference numbers in the figures denote:

1. the automatic feeding device comprises a feeding and selecting device, 11 a feeding conveying chain, 111, L type chain plates, 112 a baffle plate, 113 a material reversing folded plate, 12 a base, 13 a supporting seat, 14 a guide rail, 15 a supporting rod, 16 a switch seat, 17 a feeding motor, 2 a cutting machine, 21 a machine tool, 211 an electric control panel, 212 a first side plate, 213 a second side plate, 214 a controller, 22 an upper saw blade group combination, 23 an upper saw blade group main shaft, 24 an upper saw blade group motor, 25 a lower saw blade group combination, 26 a lower saw blade group main shaft, 27 a lower saw blade group motor, 28 a bulletproof sheet, 281 a bulletproof handle, 3 a discharging device, 31 a discharging conveying frame, 32 a discharging roller, 4 a distance adjusting mechanism, 41, a distance adjusting fixed seat, 42, a distance adjusting screw rod, 43, a distance adjusting nut, 44, a distance adjusting motor, 5 a feeding device, 51 a front feeding conveying chain, 52, a front feeding wheel, 53, a front feeding wheel, 54 a rear stabbing conveying chain, 56, a front feeding sliding seat, a front feeding roller, a rear conveying slide, a front feeding roller, a rear feeding roller, a lifting roller.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-16, the intelligent log cutting saw sequentially comprises a feeding and selecting device 1, a cutting machine 2 and a discharging device 3 from front to back; the feeding and selecting device 1 comprises a feeding conveying chain 11, a base 12 arranged below the rear part of the feeding conveying chain 11, a feeding motor 17 fixed on the base 12 and a distance adjusting mechanism 4; an output shaft of the feeding motor 17 is in transmission connection with a driving sprocket of the feeding conveying chain 11; after the support rods 15 penetrate through the brackets at two sides of the feeding conveying chain 11 along the width direction of the feeding conveying chain 11, two ends of each support rod are respectively fixed on the base 12; the cutting machine 2 comprises a machine tool 21, and an electric control panel 211, a feeding device 5 and a cutting mechanism which are fixed on the machine tool 21; the tail end of the base 12 is fixed with the machine tool 21; the cutting mechanism comprises a plurality of saw blade groups with different diameters for cutting the log 91; a controller 214 is fixed in the electric control panel 211; the controller 214 is respectively connected with the feeding motor 17, the distance adjusting mechanism 4, the feeding device 5 and the cutting mechanism through electric signals; the controller 214 can drive the feeding motor 17 to drive the feeding conveying chain 11 to operate; the pitch adjustment mechanism 4 is actuated by the controller 214 to allow the feed conveyor chain 11 to slide on the base 12 along the support rods 15, thereby changing the position of the logs 91 entering the cutting mechanism. The feeding conveying chain 11 is integrally moved left and right through the distance adjusting mechanism 4, and then the logs 91 are sawn after the feeding conveying chain is moved to the optimal position, so that the feeding conveying chain is suitable for the side sawing of logs 91 with different specifications.

In particular, a switch base 16 is fixed at the front end of the feeding conveying chain 11, and an emergency stop button is arranged on the switch base 16 and used for emergency stop of the cutting saw.

Specifically, a pulley 92 is fixed to the rear end of the lower portion of the base 12 for easy movement. Meanwhile, in order to adjust the height, a height adjustable leg 93 is screwed to the front end of the lower portion of the base 12.

Further, a 3D scanner 6 is fixed to the upper end of the front part of the machine tool 21; the camera 61 of the 3D scanner 6 faces the tail end of the feeding conveying chain 11; a data memory 62 and a microprocessor 63 are fixed in the 3D scanner 6; the data memory 62 is respectively connected with the camera 61 and the microprocessor 63 through electric signals; the controller 214 is in electrical signal connection with the microprocessor 63; the camera 61 collects the data of the logs 91 on the feeding conveyor chain 11 and transmits the data to the data memory 62, and the microprocessor 63 receives and analyzes the data and drives the pitch adjusting mechanism 4 to operate through the controller 214 to adjust the position of the logs 91 entering the cutting mechanism. The data of the logs 91 to be sawed are scanned and analyzed through the 3D scanner 6, a channel for sawing by the cutting machine 2 is selected, and sawing is performed after the optimal cutting method is obtained, so that the outturn rate of the logs 91 is maximized, the material selecting and stacking processes of different diameters of the logs 91 are reduced, and the production efficiency and the social efficiency are greatly improved.

Furthermore, a plurality of first chain plates are uniformly fixed on the outer peripheral surface of the feeding conveying chain 11 at intervals, the first chain plates are symmetrically centered V-shaped chain plates or L-shaped chain plates 111 which are obliquely arranged, when the first chain plates are symmetrically centered V-shaped chain plates, the logs 91 are placed in the middle of the V-shaped chain plates, when the first chain plates are L-shaped chain plates 111, the height of the tail ends of the long sides of the L-shaped chain plates 111 is higher than the connecting position of the short sides and the long sides of the L-shaped chain plates 111, the upper end of one side, close to the short sides of the L-shaped chain plates 111, of the feeding conveying chain 11 is also fixedly provided with a vertical baffle plate 112, the logs 91 are placed on the L-shaped chain plates 111 and the logs 91 are tightly attached to the surface of the baffle plate 112, and by arranging the L-shaped chain plates 111, the logs 91 naturally abut against the L-shaped chain plates 111 and the baffle.

In particular, a plurality of material pouring flaps 113 are fixed at intervals on the other side of the feeding conveyor chain 11, the height of the end of each material pouring flap 113 is higher than the height of the joint of the material pouring flap 113 and the feeding conveyor chain 11, so that the logs 91 are conveyed to the feeding conveyor chain 11 during discharging, the logs 91 naturally and quickly enter L-type chain plates 111, and the direction of an arrow in fig. 2 and 4 indicates the feeding direction.

Further, the distance adjusting mechanism 4 comprises a distance adjusting fixing seat 41 fixed with the base 12, a distance adjusting nut 43 fixed with the side wall of the feeding conveying chain 11, and a distance adjusting lead screw 42 with one end in threaded connection with the distance adjusting nut 43; the other end of the distance-adjusting screw rod 42 is rotationally fixed on the base 12; a distance-adjusting motor 44 is fixed on the distance-adjusting fixed seat 41; an output shaft of the distance adjusting motor 44 is in transmission connection with the distance adjusting screw rod 42; the pitch motor 44 is in electrical signal connection with the controller 214; the controller 214 drives the pitch adjustment motor 44 to operate, drives the pitch adjustment screw 42 to rotate, and adjusts the position of the feeding conveying chain 11 in the base 12 through the matching of the pitch adjustment nut 43 and the pitch adjustment screw 42.

Further, a support base 13 is fixed at the lower end of the front part of the feeding conveying chain 11, and a plurality of pulleys 92 are rotatably connected below the support base 13; the pulley 92 is slidable along a guide rail 14 fixed to the ground; the guide rail 14 is provided along the width direction of the feeding conveyor chain 11. The supporting seat 13 is beneficial to keeping the balance of the front end and the rear end of the feeding conveying chain 11, and meanwhile, the matching of the pulley 92 and the guide rail 14 can also improve the stability of the feeding conveying chain 11 when moving left and right.

Further, the cutting mechanism comprises an upper saw blade group combination 22 arranged behind the feeding conveying chain 11 and a lower saw blade group combination 25 arranged below the upper saw blade group combination 22; a first side plate 212 is vertically fixed on the machine tool 21; an upper saw blade group main shaft 23 of the upper saw blade group combination 22 penetrates through the first side plate 212 and then is in transmission connection with an upper saw blade group motor 24 fixed on the machine tool 21; the lower saw blade group main shaft 26 of the lower saw blade group combination 25 penetrates through the first side plate 212 and then is in transmission connection with a lower saw blade group motor 27 fixed on the machine tool 21; the upper saw blade group assembly 22 comprises a plurality of upper saw blade groups with different diameters and fixed on the axial direction of the main shaft 23 of the upper saw blade group; the lower saw blade group combination 25 comprises a plurality of lower saw blade groups with different diameters and sizes, which are fixed on the axial direction of the lower saw blade group main shaft 26; the saw blades with the same diameter and size on the upper saw blade group and the lower saw blade group are positioned on the same vertical surface; the controller 214 is in electrical communication with the upper blade group motor 24 and the lower blade group motor 27, respectively. The defect that multiple machines are needed to cut in the prior art can be overcome by arranging a plurality of upper saw blade groups with different diameters in the axial direction of the upper saw blade group main shaft 23, arranging a plurality of lower saw blade groups with different diameters in the axial direction of the lower saw blade group main shaft 26 and matching the distance adjusting mechanisms 4, and various types of logs 91 can be cut by a single machine.

Particularly, the transmission mode between the upper saw blade group motor 24 and the upper saw blade group main shaft 23 adopts belt transmission connection; the lower saw blade group motor 27 is connected with the lower saw blade group main shaft 26 in a belt transmission mode.

In particular, the upper blade group motor 24 and the lower blade group motor 27 are both fixed to the machine tool 21 by a motor adjusting nut 94 and a motor adjusting screw 95. The motor adjusting screw 95 can be used to adjust the positions of the upper blade group motor 24 and the lower blade group motor 27, thereby adjusting the tension of the belt.

Further, the feeding device 5 comprises a front feeding mechanism and a rear feeding mechanism respectively arranged at the front end and the rear end of the cutting mechanism, and a feeding motor 57 fixed on the machine tool 21; the front end of the front feeding mechanism is provided with an anti-shrapnel 28; the front feeding mechanism comprises a front feeding conveying chain 51 rotationally fixed on the machine tool 21, a plurality of front feeding chain plates 52 uniformly fixed on the outer peripheral surface of the front feeding conveying chain 51 at intervals, and a front feeding spur wheel 53 arranged above the front feeding chain plates 52; the rear feeding mechanism comprises a rear feeding conveying chain 54 rotationally fixed on the machine tool 21, a plurality of rear feeding chain plates 55 uniformly fixed on the outer peripheral surface of the rear feeding conveying chain 54 at intervals, and a rear feeding press roller 56 arranged above the rear feeding chain plates 55; the front feeding chain plate 52 and the rear feeding chain plate 55 are both saw-shaped chain plates with bearing surfaces provided with racks; the front feeding shaft 58 of the front feeding spur wheel 53 and the rear feeding shaft 59 of the rear feeding compression roller 56 penetrate through the first side plate 212 and are in transmission connection with the output shaft of the feeding motor 57 respectively; the output shaft of the feeding motor 57 is also in transmission connection with the driving sprocket of the front feeding conveying chain 51 and the driving sprocket of the rear feeding conveying chain 54 respectively; the controller 214 is in electrical signal connection with the feed motor 57.

In particular, the output shaft of the feeding motor 57 is connected with the driving sprocket of the front feeding conveying chain 51, the driving sprocket of the rear feeding conveying chain 54, the front feeding shaft 58 of the front feeding spur wheel 53 and the rear feeding shaft 59 of the rear feeding compression roller 56 in a chain transmission manner.

In particular, guide plates 96 are fixed to the upper ends of both sides of the rear feed conveyor chain 54 to prevent the sawn logs 91 from being scattered and falling off from both sides of the rear feed conveyor chain 54.

In particular, the anti-spring plate 28 is used to prevent the log 91 from lifting up when entering the feeding device 5. In addition, the bulletproof piece 28 can be rotated by rotating the bulletproof handle 281 fixed on the machine tool 21, so that the bulletproof piece 28 can rotate upwards towards the inner side of the machine tool 21.

In particular, the saw-type link plate can increase the friction force of the link plate against the log 91, preventing the log 91 from slipping.

Further, the front feeding chain plate 52 is a saw-shaped chain plate with a rack on a bearing surface; the rear feeding chain plate 55 is a saw-shaped chain plate with a rack on the bearing surface. The saw-type chain plate can increase the friction force of the chain plate to the log 91 and prevent the log 91 from sliding.

Further, the machine tool 21 is also provided with a lifting mechanism 7 for controlling the height of the main shaft 23 of the upper saw blade group; the lifting mechanism 7 comprises a hollow elevator case fixed on the machine tool 21 and an upper spindle lifting table 71 sleeved in the elevator case; a second side plate 213 is vertically fixed behind the first side plate 212 in the machine tool 21; two sides of the two vertical side box plates 791 are respectively fixed with the first side plate 212 and the second side plate 213; the elevator car is formed by enclosing a first side plate 212, a second side plate 213 and a side box plate 791 in a rectangular shape; a top cover plate 792 is fixedly covered on the elevator case; the lifting mechanism 7 further comprises a lifting fixing seat 72 fixed at the upper end of the top cover plate 792, a lifting nut 74 fixed at the middle part of the upper end of the upper spindle lifting platform 71, a lifting motor 75 fixed on the lifting fixing seat 72 and a lifting screw 73 with one end in threaded connection with the lifting nut 74; the other end of the lifting screw 73 is rotationally fixed on the lifting fixed seat 72; a vertical sliding seat 77 is fixed on the outer peripheral wall of the upper spindle lifting platform 71, and a plurality of convex blocks 78 vertically fix a sliding rail 76 sleeved outside the sliding seat 77 on the inner side wall surface of the elevator case; the sliding seat 77 is in sliding fit with the sliding rail 76; the controller 214 is in electrical signal connection with the lifting motor 75; the upper saw blade group main shaft 23 is rotationally fixed on the upper main shaft lifting table 71; the controller 214 drives the lifting motor 75 to operate, drives the lifting screw 73 to rotate, and adjusts the position of the upper spindle lifting table 71 in the elevator case through the cooperation between the lifting nut 74 and the lifting screw 73, so as to adjust the height of the upper saw blade group 22.

By providing the lifting mechanism 7, the height of the upper blade set 22 can be adjusted up and down according to the diameter of the log 91 actually sawed. When the diameter of the log 91 is smaller, the controller 214 drives the lifting motor 75 to operate, and the lifting screw 73 and the lifting nut 74 are used to lower the position of the upper spindle lifting platform 71, so as to lower the height of the upper saw blade group 22; when the diameter of the log 91 is larger, the controller 214 drives the lifting motor 75 to operate, and the lifting screw 73 and the lifting nut 74 are used to lift the position of the upper spindle lifting platform 71, so as to raise the height of the upper saw blade assembly 22. Thus, the height of the upper saw blade group combination 22 can be adjusted, and the most suitable sawing amount is obtained, so that the working efficiency and the working smoothness are improved.

In particular, the machine tool 21 is also provided with a fulcrum mechanism 8; the fulcrum mechanism 8 comprises a front fulcrum frame 81 arranged above the front feeding mechanism and a rear fulcrum frame 83 arranged above the rear feeding mechanism; one end of the front fulcrum frame 81 is rotationally fixed on the first side plate 212 through a front fulcrum main shaft 82, and the front feeding shaft 58 is rotationally connected to the other end of the front fulcrum frame 81; one end of the rear fulcrum frame 83 is rotationally fixed on the first side plate 212 through a rear fulcrum main shaft 84, and the rear feeding shaft 59 is rotationally connected to the other end of the rear fulcrum frame 83; one end of the first air cylinder is fixed with the upper part of the inner side of the cutting machine 2, and the other end of the first air cylinder is fixed with one end of the front fulcrum frame 81, which is fixed with the front feeding shaft 58; one end of a second cylinder is fixed with the upper part of the inner side of the cutting machine 2, and the other end of the second cylinder is fixed with one end of the rear fulcrum frame 83, which is fixed with the rear feeding shaft 59; the first cylinder can press the end of the front fulcrum frame 81 to which the front feeding shaft 58 is fixed toward the front feeding conveyor chain 51, and the second cylinder can press the end of the rear fulcrum frame 83 to which the rear feeding shaft 59 is fixed toward the rear feeding conveyor chain 54.

The front support 81 and the rear support 83 can be acted on the front support 81 and the rear support 83 by an external force (spring or cylinder), and after entering the cutting machine 2, the front support 81 and the rear support 83 are pressed against the log 91 by the front feed spike wheel 53 and the rear feed compression roller 56 due to the external force, regardless of the diameter of the log 91 to be cut. Thus, under the action of the front feeding thorn wheel 53, the front feeding chain plate 52, the rear feeding compression roller 56 and the feeding motor 57, the logs 91 can be kept parallel and do not incline, the stress of the logs 91 is uniform and balanced, the condition that saw blades are damaged due to deviation and deflection of the logs 91 is prevented, the working efficiency is effectively improved, the service life is prolonged, and the maintenance cost is reduced.

Further, the discharging device 3 includes a discharging conveying frame 31 and a discharging roller 32 rotatably fixed to the discharging conveying frame 31.

In particular, the lower end of the discharge conveyor frame 31 is threadedly connected with a height-adjustable leg 93 for facilitating height adjustment.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. Intelligence log cutting saw, its characterized in that: the device sequentially comprises a feeding and selecting device (1), a cutting machine (2) and a discharging device (3) from front to back; the feeding and selecting device (1) comprises a feeding conveying chain (11), a base (12) arranged below the rear part of the feeding conveying chain (11), a feeding motor (17) fixed on the base (12), and a distance adjusting mechanism (4); the output shaft of the feeding motor (17) is in transmission connection with a driving chain wheel of the feeding conveying chain (11); a plurality of support rods (15) penetrate through the brackets at two sides of the feeding conveying chain (11) along the width direction of the feeding conveying chain (11), and two ends of each support rod are fixed on the base (12) respectively; the cutting machine (2) comprises a machine tool (21), an electric control panel (211) fixed on the machine tool (21), a feeding device (5) and a cutting mechanism; the tail end of the base (12) is fixed with the machine tool (21); the cutting mechanism comprises a plurality of saw blade groups with different diameters for cutting the logs (91); a controller (214) is fixed in the electric control panel (211); the controller (214) is respectively in electric signal connection with the feeding motor (17), the distance adjusting mechanism (4), the feeding device (5) and the cutting mechanism; the controller (214) can drive the feeding motor (17) to drive the feeding conveying chain (11) to operate; the controller (214) drives the distance adjusting mechanism (4) to operate, so that the feeding conveying chain (11) can slide on the base (12) along the supporting rod (15), and the position of the log (91) entering the cutting mechanism is changed.

2. The intelligent log splitting saw machine of claim 1, wherein: a 3D scanner (6) is fixed at the upper end of the front part of the machine tool (21); a camera (61) of the 3D scanner (6) is over against the tail end of the feeding conveying chain (11); a data memory (62) and a microprocessor (63) are fixed in the 3D scanner (6); the data memory (62) is respectively connected with the camera (61) and the microprocessor (63) through electric signals; the controller (214) is in electrical signal connection with the microprocessor (63); the camera (61) collects the data of the logs (91) on the feeding conveying chain (11) and transmits the data to the data storage (62), and the microprocessor (63) receives and analyzes the data, and drives the distance adjusting mechanism (4) to operate through the controller (214) to adjust the position of the logs (91) entering the cutting mechanism.

3. The intelligent log splitting saw machine as claimed in claim 1, wherein a plurality of first chain plates are fixed on the outer peripheral surface of the feeding conveying chain (11) at regular intervals, the first chain plates are centrally symmetrical V-shaped chain plates or obliquely arranged L-shaped chain plates (111), when the first chain plates are centrally symmetrical V-shaped chain plates, logs (91) are placed in the middle of the V-shaped chain plates, when the first chain plates are L-shaped chain plates (111), the heights of the tail ends of the long sides of the L-shaped chain plates (111) are higher than the connecting positions of the short sides and the long sides of the L-shaped chain plates (111), a vertical baffle plate (112) is further fixed at the upper end of one side, close to the short sides of the L-shaped chain plates (111), of the L-shaped chain plates (111), the logs (91) are placed on the feeding conveying chain plates, and the logs (91) are tightly attached to the side wall surfaces of the baffle plate (112).

4. The intelligent log splitting saw of claim 2, wherein: the distance adjusting mechanism (4) comprises a distance adjusting fixed seat (41) fixed with the base (12), a distance adjusting nut (43) fixed with the side wall of the feeding conveying chain (11) and a distance adjusting screw rod (42) with one end in threaded connection with the distance adjusting nut (43); the other end of the distance-adjusting screw rod (42) is rotationally fixed on the base (12); a distance adjusting motor (44) is fixed on the distance adjusting fixed seat (41); an output shaft of the distance adjusting motor (44) is in transmission connection with the distance adjusting screw rod (42); the distance adjusting motor (44) is in electric signal connection with the controller (214); the controller (214) drives the distance adjusting motor (44) to operate to drive the distance adjusting screw rod (42) to rotate, and the position of the feeding conveying chain (11) in the base (12) is adjusted through the matching of the distance adjusting nut (43) and the distance adjusting screw rod (42).

5. The intelligent log splitting saw machine of claim 1, wherein: a support seat (13) is fixed at the lower end of the front part of the feeding conveying chain (11), and a plurality of pulleys (92) are rotatably connected below the support seat (13); the pulley (92) can slide along a guide rail (14) fixed on the ground; the guide rail (14) is arranged along the width direction of the feeding conveying chain (11).

6. The intelligent log splitting saw machine of claim 1, wherein: the cutting mechanism comprises an upper saw blade group combination (22) arranged behind the feeding conveying chain (11) and a lower saw blade group combination (25) arranged below the upper saw blade group combination (22); a first side plate (212) is vertically fixed on the machine tool (21); an upper saw blade group main shaft (23) of the upper saw blade group combination (22) penetrates through the first side plate (212) and then is in transmission connection with an upper saw blade group motor (24) fixed on the machine tool (21); a lower saw blade group main shaft (26) of the lower saw blade group combination (25) penetrates through the first side plate (212) and then is in transmission connection with a lower saw blade group motor (27) fixed on the machine tool (21); the upper saw blade group combination (22) comprises a plurality of upper saw blade groups which are fixed on the main shaft (23) of the upper saw blade group and have different diameters in the axial direction; the lower saw blade group combination (25) comprises a plurality of lower saw blade groups with different diameters and sizes, which are fixed on the axial direction of the lower saw blade group main shaft (26); the saw blades with the same diameter and size on the upper saw blade group and the lower saw blade group are positioned on the same vertical surface; the controller (214) is respectively connected with the upper saw blade group motor (24) and the lower saw blade group motor (27) through electric signals.

7. The intelligent log splitting saw machine of claim 6, wherein: the feeding device (5) comprises a front feeding mechanism and a rear feeding mechanism which are respectively arranged at the front end and the rear end of the cutting mechanism, and a feeding motor (57) fixed on the machine tool (21); the front end of the front feeding mechanism is provided with an anti-shrapnel (28); the front feeding mechanism comprises a front feeding conveying chain (51) rotationally fixed on the machine tool (21), a plurality of front feeding chain plates (52) uniformly fixed on the outer peripheral surface of the front feeding conveying chain (51) at intervals and a front feeding spur wheel (53) arranged above the front feeding chain plates (52); the rear feeding mechanism comprises a rear feeding conveying chain (54) rotationally fixed on the machine tool (21), a plurality of rear feeding chain plates (55) uniformly fixed on the outer peripheral surface of the rear feeding conveying chain (54) at intervals, and a rear feeding press roller (56) arranged above the rear feeding chain plates (55); the front feeding chain plate (52) and the rear feeding chain plate (55) are saw-shaped chain plates with bearing surfaces provided with racks; a front feeding shaft (58) of the front feeding spur gear (53) and a rear feeding shaft (59) of the rear feeding compression roller (56) penetrate through the first side plate (212) and are in transmission connection with an output shaft of the feeding motor (57) respectively; the output shaft of the feeding motor (57) is also in transmission connection with a driving chain wheel of the front feeding conveying chain (51) and a driving chain wheel of the rear feeding conveying chain (54) respectively; the controller (214) is in electric signal connection with the feeding motor (57).

8. The intelligent log splitting saw machine of claim 6, wherein: the machine tool (21) is also provided with a lifting mechanism (7) for controlling the height of the upper saw blade group main shaft (23); the lifting mechanism (7) comprises a hollow elevator case fixed on the machine tool (21) and an upper spindle lifting table (71) sleeved in the elevator case; a second side plate (213) is vertically fixed behind the first side plate (212) of the machine tool (21); two sides of the two vertical side box plates (791) are respectively fixed with the first side plate (212) and the second side plate (213); the elevator case is formed by a first side plate (212), a second side plate (213) and a side case plate (791) in a rectangular surrounding mode; a top cover plate (792) is fixedly covered on the elevator case; the lifting mechanism (7) further comprises a lifting fixing seat (72) fixed at the upper end of the top cover plate (792), a lifting nut (74) fixed at the middle part of the upper end of the upper spindle lifting platform (71), a lifting motor (75) fixed on the lifting fixing seat (72) and a lifting screw rod (73) of which one end is in threaded connection with the lifting nut (74); the other end of the lifting screw rod (73) is rotationally fixed on the lifting fixed seat (72); a vertical sliding seat (77) is fixed on the outer peripheral wall of the upper spindle lifting table (71), and a plurality of convex blocks (78) vertically fix a sliding rail (76) sleeved outside the sliding seat (77) on the inner side wall surface of the elevator case; the sliding seat (77) is in sliding fit with the sliding rail (76); the controller (214) is in electric signal connection with the lifting motor (75); the upper saw blade group main shaft (23) is rotationally fixed on the upper main shaft lifting platform (71); the controller (214) drives the lifting motor (75) to operate, drives the lifting screw rod (73) to rotate, and adjusts the position of the upper spindle lifting table (71) in the elevator box through the matching of the lifting nut (74) and the lifting screw rod (73), so that the height of the upper saw blade group (22) is adjusted.

9. The intelligent log splitting saw machine of claim 1, wherein: the discharging device (3) comprises a discharging conveying frame (31) and a discharging roller (32) which is rotationally fixed with the discharging conveying frame (31).