CN203401541U

CN203401541U - Carpentry sawing machine

Info

Publication number: CN203401541U
Application number: CN201320476921.6U
Authority: CN
Inventors: 颜夏根
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-06
Filing date: 2013-08-06
Publication date: 2014-01-22
Anticipated expiration: 2023-08-06

Abstract

The utility model provides a carpentry sawing machine and belongs to the technical field of wood-working machines. The technical problems that production accidents can easily happen to an existing carpentry sawing machine during operation, and serious influence on personal safety is caused are solved. The carpentry sawing machine comprises a machine frame, an electric saw and a workbench fixed on the machine frame. The electric saw comprises a driving motor and a saw web fixed on an output shaft fixed on the driving motor. The workbench is provided with a strip-shaped channel which is used for the saw web to pass through. The driving motor is placed below the workbench and can slide in the channel direction. The upper end of the saw web penetrates through the channel and is placed above the workbench. A driving structure which can drive the driving motor to move is arranged between the driving motor and the machine frame. The carpentry sawing machine has the advantages that opportunities of contacting of the saw web and a worker can be reduced, and safety is improved.

Description

A kind of wood sawing machine

Technical field

The utility model belongs to woodworking machinery technical field, relates to a kind of wood sawing machine.

Background technology

Wood sawing machine is small-sized sawing machine, the common saw blade that is mostly is fixed on a definite position on sawing machine at present, the disclosed a kind of woodworking table saw of Chinese patent literature [CN200954639Y] for example, comprise frame, actuating unit, circular saw blade and saw blade adjustment combination, actuating unit comprises alters sharp motor and reduction box, circular saw blade is connected on the output shaft of reduction box and exposes by the saw blade groove part on workbench, the combination of saw blade guiding mechanism comprises height regulating mechanism, angle-adjusting mechanism is hinged on the movable plate moving up and down on the adjustment rack on workbench with the below and the upper end that are arranged on workbench, drive the movable plate oscillating deck moving and the screw pair that drives oscillating deck to swing to form, reduction box is fixed on movable plate.In this utility model, saw blade is fixed on a definite position on sawing machine and passes saw blade groove, the cutting position that is to say saw blade is fixed, when carrying out timber cutting processing, need the hand-held timber of finishing line of cut of workman according to line of cut, timber to be pushed to saw blade at leisure and timber is cut into the shape of needs, owing to need to pushing timber in operation, the direction of motion of hand, towards saw blade, is therefore easy to occur production accident when operation, and life is caused and had a strong impact on safely.In addition, in the time need to cutting the timber of larger volume, keep speed stabilizing linear advancement, need to have enough experiences and muscle power, otherwise can affect cut quality.

Summary of the invention

The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of wood sawing machine, and the technical problem that the utility model solves is that saw blade moves cutting timber raising production security.

The purpose of this utility model can realize by following technical proposal: a kind of wood sawing machine, described sawing machine comprises frame, electric saw and be fixed on the workbench in frame, it is characterized in that, described electric saw comprises drive motors and is fixed on the saw blade on the output shaft of drive motors, described workbench have for saw blade by and be the passage of bar shaped, described drive motors is positioned at the below of workbench and can slides along channel direction, described saw blade upper end is positioned at the top of workbench through passage, between described drive motors and frame, be provided with the drives structure that can drive drive motors to move.

During operation, the timber of needs cuttings is placed on workbench to the coincidence of aliging with passage of the line of cut on timber; Restart electric saw, by drives structure, drive electric saw to move along passage, saw blade upper end cutting timber, in this operation, workman only need put cutting position by timber, drives structure automated movement cutting timber, saw blade only has the part of cutting to be positioned at the top of workbench simultaneously, reduced the possibility that workman contacts with saw blade, so sawing machine is completely not dangerous; Electric saw translational speed is very fast, can rapidly timber be cut down, and has improved the efficiency of timber cutting.

In above-mentioned wood sawing machine, described drives structure comprises movable motor and conductor rope, described movable motor is fixed on the housing of drive motors, on the output shaft of described movable motor, be fixed with walking guide wheel, the two ends of described conductor rope are separately fixed in frame, described conductor rope and channel parallel, the guide wheel face of described walking guide wheel and conductor rope against and conductor rope is tightened.During cutting timber, movable motor operation drives walking guide wheel to rotate, conductor rope is tightened, walking guide wheel by and conductor rope between frictional force drive electric saw to move, owing to being soft contact between conductor rope and walking guide wheel, vibration during electric saw cutting timber can not affect contact between the two, the movement that electric saw can be at the uniform velocity level and smooth, make the cut surface of timber smooth, can reduce the noise that sawing machine produces simultaneously.

As another kind of situation, in above-mentioned wood sawing machine, described drives structure comprises movable motor and chain, described movable motor is fixed on the housing of drive motors, on the output shaft of described movable motor, be fixed with sprocket wheel, the two ends of described chain are separately fixed in frame, and described chain is in tensioned state, described chain and channel parallel, the gear teeth of described sprocket wheel and the engagement of chain.During cutting timber, movable motor operation drives sprocket rotation, by the engagement of sprocket wheel and chain, is rotated and is driven electric saw to move; Chain tightens, the gear teeth and the chain of sprocket wheel mesh all the time, and vibration during electric saw cutting timber can not affect engagement between the two, and the movement that electric saw can be at the uniform velocity level and smooth, makes the cut surface of timber smooth.

In above-mentioned wood sawing machine, described electric saw comprises installing plate, the housing of described drive motors is fixed on installing plate and the output shaft of drive motors passes installing plate, on the following table of described workbench, be fixed with slide rail one and slide rail two, described slide rail one, slide rail two and passage are parallel to each other, described slide rail one and slide rail two are positioned at the same side of passage, the described relative slide rail two of slide rail one is near passage, on described installing plate, be rotatably connected to some pulleys one, described pulley one can roll along slide rail one, on the housing of described drive motors, be rotatably connected to pulley two, described pulley two can roll along slide rail two.Slide rail one and slide rail two are all arranged on the following table of workbench, and saw blade is directly fixed on the top that its upper end on drive motors is located in workbench, just can realize the cutting to timber, make sawing machine compact conformation, and can guarantee the stability of electric saw when cutting; What electric saw energy between slide rail one and slide rail two was stable slides along traveling priority, and vibration when slide rail one and slide rail two can disperse electric saw cutting timber, reduces noise, avoids occurring resonating.

In above-mentioned wood sawing machine, on described installing plate, be fixed with saw and collecting bag, between described saw and installing plate, form vacuum chamber, described saw blade is positioned at the part of workbench below in vacuum chamber, on described saw, there is suction port, on described saw, be fixed with can be by the chip in vacuum chamber the dust suction subassembly from suction port sucking-off, described dust suction subassembly has gas outlet, described collecting bag is fixed on the place, gas outlet of dust suction subassembly.The detritus zone that saw blade upper end when cutting produces in the time of can be by cutting drops down onto workbench below, and saw can prevent that chip from dispersing, and chip is all dropped in vacuum chamber; By dust suction subassembly, the chip dropping in vacuum chamber is siphoned away from suction port, collecting bag, by the unified collection of the chip of dust suction subassembly sucking-off, has effectively been avoided dust from flying, guarantees the clean of working environment, is conducive to the healthy of workman.

In above-mentioned wood sawing machine, described drive motors has gear-box, described gear-box comprises casing and is rotatably connected on the power shaft on casing, described dust suction subassembly comprises dust absorption fan, belt pulley one, belt pulley two and belt, described saw is positioned at suction port place and is rotatably connected to turning cylinder, described dust absorption fan is fixed on one end that turning cylinder is positioned at suction port, described belt pulley one is fixed on turning cylinder and is positioned at the one end outside saw, in described casing, be rotatably connected to driving shaft, on described driving shaft, be fixed with driven wheel, described driven wheel and the input gear engagement being fixed on power shaft, described belt pulley two is fixed on driving shaft, described belt is through casing, described belt is rotating to be located between belt pulley one and belt pulley two.The motor shaft of drive motors and the power shaft of gear-box are connected and fixed, drive motors drives drive shaft turns by power shaft while driving electric saw to rotate, thereby drive dust absorption fan to rotate chip from suction port sucking-off thereby drive turning cylinder to rotate by belt, can be so that dust absorption fan and saw blade synchronously rotate as the drive source of dust absorption fan by drive motors, realize dust suction and cut and synchronously carry out, and make sawing machine compact conformation, facilitate the transfer of sawing machine.

In above-mentioned wood sawing machine, on described installing plate, there are some Cooling Holes, described Cooling Holes is circular arc to be arranged, and described drive motors has air outlet, and described Cooling Holes is connected with the air outlet of drive motors, and described Cooling Holes is towards saw blade.Drive motors need to carry out cooling to self, therefore drive motors has the ability of manufacturing airflow circulating, the air blowing out from the air outlet of drive motors forms cooling air by Cooling Holes, cooling wind is carried out cooling down to saw blade to saw blade, prevent the excess Temperature of saw blade, and saw blade is in fast rotational, cooling air can flow through the surface of saw blade, can guarantee saw blade integral body to lower the temperature uniformly, saw blade integral body is remained under safe temperature, increase the service life of saw blade.

In above-mentioned wood sawing machine, on described workbench, there is draw-in groove, in described draw-in groove, be embedded with cutting orientation angle scale, described cutting orientation angle scale comprises processed timber is play by the dwang of wall effect and is tabular angulation dish, the described card of angulation dish and the upper table surface of workbench flush, described angulation dish has arc-shaped edges, described angulation dish is positioned at arc-shaped edges place to be had for demarcating the graduation mark of angle, on described angulation dish, there is hinge hole, described hinge hole overlaps with the center of circle of arc-shaped edges, one end of described dwang is hinged on hinge hole, the other end of dwang can rotate around pin joint along arc-shaped edges, between described dwang and angulation dish, be provided with and dwang can be positioned to the location structure on angulation dish.During cutting timber, timber is placed on workbench, the position of regulating rotary lever, dwang is determined the angle of relative passage according to graduation mark, dwang is fixed dwang by location structure after turning to the angle needing, again a side of timber is resisted against on dwang, now the line of cut on timber and channel parallel, by timber is slided up and down line of cut is overlapped with passage along dwang, finally open electric saw and make saw blade move cutting timber along passage; By dwang being aimed to the position that graduation mark can accurately be adjusted timber, while cutting, timber is fixed simultaneously, and saw blade moves along passage, makes saw blade accurately along the line of cut cutting on timber, realizes precise cutting timber.

In above-mentioned wood sawing machine, described workbench is positioned in the frame of passage one end and is fixed with holder, on described holder, be hinged with respectively turning handle and fixed bar, one end of described fixed bar and conductor rope one end are fixed, the other end and the holder of described fixed bar are hinged, one end of described turning handle is for controlling end, the other end and the holder of described turning handle are hinged, between described turning handle and fixed bar, be provided with connecting rod, described connecting rod two ends are hinged correspondingly with fixed bar middle part and turning handle middle part respectively, the described conductor rope other end is fixed in the frame that is positioned at the passage other end.When fixed bar is vertical with workbench, conductor rope is in tensioned state, the guide wheel face of the guide wheel of now walking and conductor rope against, movable motor operation just can be moved by automatic traction electric saw; When fixed bar is parallel with workbench, conductor rope is in relaxed state, guide wheel face not with conductor rope against, there is no enough frictional force, therefore can promote electric saw and move along guide rail one and guide rail two; By two kinds of modes above, can realize the quick switching to electric saw move mode, make the application of sawing machine more extensive; Simultaneously at electric saw, move to produce while going wrong by rotating fixed bar and make that conductor rope is lax to be moved electric saw to stop rapidly, increase security.

In above-mentioned wood sawing machine, one end of described installing plate is fixed with rollback sensor, described rollback sensor can be when electric saw moves to passage one end and frame touch and trigger rollback sensor, the other end of described installing plate is fixed with from lock sensor, described from lock sensor can be when electric saw moves to the passage other end and frame touch and trigger from lock sensor, on described installing plate, be fixed with controller, described rollback sensor with from lock sensor, be all connected with controller, described movable motor is all connected with controller with drive motors.When electric saw moves, before starting working, electric saw is positioned at one end of passage, now movable motor is closed condition, by mobile electric saw, make to touch from lock sensor and frame, from lock sensor, by circuit, signal is passed to controller, controller is controlled movable motor forward, movable motor drives electric saw to move, and drive motors is opened and driven saw blade to rotate cutting timber simultaneously; When electric saw moves to the other end of passage, rollback sensor and frame touching, rollback sensor is passed to controller by circuit by signal, and controller is controlled movable motor reversion, and movable motor drives electric saw rollback, and now drive motors is closed; When electric saw return back to one end of passage, from lock sensor and frame touching, from lock sensor, by circuit, signal is passed to controller, controller cuts out movable motor, completes an operation, so circulation; By said process, can after electric saw has cut timber, get back to initial position, realize the automated movement of electric saw, workman only need stand in one end operation of sawing machine, reduces workman's the amount of labour, increases work efficiency.

Compared with prior art, this wood sawing machine has the following advantages:

1, electric saw is arranged on to workbench below, saw blade upper end is positioned at the top of workbench through passage, reduce the chance that saw blade contacts with workman, increases security.

2, by walking guide wheel, at conductor rope, rotate to drive electric saw, rollback sensor and can realize the Stroke Control of the automated movement of electric saw from lock sensor, while guaranteeing timber surface trimming, cut surface is smooth, reduces artificial use, saves production cost.

3, the chip by saw, saw blade being cut down puts together, prevent splashing of chip, then by dust absorption fan, the chip sucking-off of dropping in saw is reclaimed to collecting bag, effectively avoided dust from flying, guarantee the clean of working environment, be conducive to the healthy of workman.

4, cross the air-flow of altering sharp motor generation is guided on saw blade by Cooling Holes, realize the object of cooling saw blade, simple in structure, and saw blade swashs motor driving owing to altering, saw blade rotating speed is faster, alter that to swash the air-flow that motor produces larger, so the intensity of cooling air and the rotating speed of saw blade be directly proportional, guarantee that saw blade always works under safe temperature.

5, by controlling tensioning or the lax conversion that realizes the automatic and manual mode control that electric saw is moved of conductor rope, easy to operate, switch fast, make the application of sawing machine more extensive, increase the market competitiveness.

Accompanying drawing explanation

Fig. 1 is that in the utility model, electric saw is arranged on the structural representation on workbench.

Fig. 2 is the structural representation of adjustable plate in the utility model.

Fig. 3 is the cross-sectional view of slide rail one in the utility model.

Fig. 4 is the cross-sectional view of slide rail two in the utility model.

Fig. 5 is the position relationship schematic top plan view of movable motor conductor rope in the utility model.

Fig. 6 is the position view of conductor rope winding on walking guide wheel in the utility model.

Fig. 7 is the sectional structure schematic diagram of conductor rope in the utility model.

Fig. 8 is the structural representation of conductor rope in tensioning state in the utility model.

Fig. 9 is the structural representation of conductor rope in relaxed state in the utility model.

Figure 10 is that in the utility model, fixed bar is hinged on the side-looking structural representation on holder.

Figure 11 is the structural representation of installing plate and Cooling Holes in the utility model.

Figure 12 is the controller principle block diagram in the utility model embodiment mono-.

Figure 13 is the structural representation of the dust suction subassembly in the utility model embodiment mono-.

Figure 14 is the position relationship schematic diagram that in the utility model, angulation dish is arranged on workbench.

Figure 15 is the structural relation schematic diagram of angulation dish in the utility model.

Figure 16 is the cross-sectional view of location structure in the utility model embodiment mono-.

Figure 17 is wired handle and protective cover is fixed and wire harness distributes schematic diagram in the utility model embodiment mono-.

Figure 18 is wired handle and installing plate fixed position cross-sectional view in the utility model embodiment mono-.

Figure 19 is the structural representation of wireless controller in the utility model embodiment tetra-.

Figure 20 is wireless controller and installing plate fixed position cross-sectional view in the utility model embodiment tetra-.

Figure 21 is the controller principle block diagram in the utility model embodiment six.

Figure 22 is the structural representation of the dust suction subassembly in the utility model embodiment five.

In figure, 111, frame; 121, workbench; 122, passage; 131, installing plate; 132, Cooling Holes; 133, connection jaws; 141, drive motors; 142, gear-box; 143, casing; 144, power shaft; 147, air outlet; 151, movable motor; 152, fixed head; 181, saw blade; 211, angulation dish; 214, hinge hole; 221, dwang; 231, backstay; 232, bar portion; 233, butting section; 234, connecting portion; 241, joystick; 242, rotation section; 243, handle portion; 251, jointed shaft; 261, adjustment hole; 311, slide rail one; 312, fixed part one; 313, body one; 314, chute one; 315, lug boss one; 316, lug boss two; 317, limiting section; 321, slide rail two; 322, fixed part two; 323, body two; 324, chute two; 325, lug boss three; 326, lug boss four; 327, fixed part three; 331, pulley one; 341, pulley two; 351, adjustable plate; 361, locating hole one; 362, locating hole two; 411, conductor rope; 412, steel wire rope; 413, rubber sleeve; 421, walking guide wheel; 422, guided wheel slot; 423, limited impression; 431, fixed bar; 441, holder; 451, turning handle; 461, connecting rod; 511, connecting plate; 514, clamping plate one; 514a, line outlet one; 515, clamping plate two; 521, lever; 522, grip part; 523, shank; 531, gauge tap; 532, wire harness; 533, wireless launcher; 541, pad; 542, line outlet two; 551, pressure strip; 561, protective cover; 611, saw; 612, vacuum chamber; 613, suction port; 621, lid; 631, flange; 632, kink; 643, gas outlet; 651, turning cylinder; 652, dust absorption fan; 653, belt pulley one; 654, belt; 661, driving shaft; 662, driven wheel; 663, belt pulley two; 671, dust catcher; 672, hose; 681, collecting bag; 711, rollback sensor; 721, from lock sensor; 731, single-chip microcomputer; 732, PLC Programmable Logic Controller.

The specific embodiment

Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.

Embodiment mono-

, sawing machine comprises frame 111, be fixed on the workbench 121 in frame 111, the electric saw with saw blade 181 and cutting orientation angle scale, frame 111 and workbench 121 are dismountable fixing by screw, the convenient sawing machine of carrying while shifting building site, electric saw comprises the installing plate 131 of semicircular in shape, saw blade 181, be fixed on the drive motors 141 of installing plate 131 1 sides and be fixed on the handle on installing plate 131, in the present embodiment one, drive motors 141 is for altering sharp motor, saw blade 181 is positioned at installing plate 131 opposite sides and is fixed on the output shaft of drive motors 141, workbench 121 have for saw blade 181 by and be the passage 122 of bar shaped, drive motors 141 is positioned at the below of workbench 121 and can slides along passage 122 directions, saw blade 181 upper ends are positioned at the top of workbench 121 through passage 122, between drive motors 141 and frame 111, be provided with the drives structure that can drive drive motors 141 to move.

As shown in Figure 1 to Figure 3, on the following table of workbench 121, be fixed with slide rail 1 and slide rail 2 321, slide rail 1, slide rail 2 321 and passage 122 are parallel to each other, slide rail 1 and slide rail 2 321 are positioned at the same side of passage 122, the relative slide rail 2 321 of slide rail 1 is near passage 122, on installing plate 131, be rotatably connected to some pulleys 1, pulley 1 can roll along slide rail 1, on the housing of drive motors 141, be fixed with adjustable plate 351, on adjustable plate 351, be rotatably connected to pulley 2 341, pulley 2 341 can roll along slide rail 2 321.

As shown in Figure 1 to Figure 3, slide rail 1 comprises fixed part 1 and the body 1 with chute 1, and fixed part 1 is parallel with the cell wall of chute 1, has some fixing holes one on fixed part 1, and in the present embodiment one, fixing hole one has two; Fixed part 1 passes fixing hole one laminating by screw and is fixed on the following table of workbench 121.On the both sides cell wall of chute 1, there is respectively lug boss 1 and lug boss 2 316, the equal semicircular in shape in cross section of the cross section of lug boss 1 and lug boss 2 316, lug boss 1 and lug boss 2 316 all with the wheel face of pulley 1 against.Pulley 1 can prevent that between lug boss 1 and lug boss 2 316 vibration that electric saw cutting produces from making electric saw bob, guarantees the stable of saw blade 181 operations.Slide rail 1 also comprises limiting section 317, and the cross section of limiting section 317 is rectangular, and limiting section 317 is vertical with fixed part 1, the passage 122 walls laminatings of limiting section 317 and passage 122 against.

As shown in Figure 1 to Figure 3, chute 2 324 comprises fixed part 2 322 and the body 2 323 with chute 2 324, and fixed part 2 322 is parallel with the cell wall of chute 2 324, has some fixing holes two on fixed part 2 322, and in the present embodiment one, fixing hole two has two; Fixed part 2 322 passes fixing hole two laminatings by screw and is fixed on the following table of workbench 121.On the both sides cell wall of chute 2 324, there is respectively lug boss 3 325 and lug boss 4 326, the equal semicircular in shape in cross section of the cross section of lug boss 3 325 and lug boss 4 326, lug boss 3 325 and lug boss 4 326 all with the wheel face of pulley 2 341 against.Pulley 2 341 can prevent that between lug boss 3 325 and lug boss 4 326 vibration that electric saw cutting produces from making electric saw bob, guarantees the stable of saw blade 181 operations.Chute 2 324 also comprises fixed part 3 327, fixed part 3 327 is positioned at same plane with fixed part 2 322, fixed part 2 322 is positioned at body 2 323 near a side of chute 2 324, fixed part 3 327 is positioned at the opposite side of body 2 323, on fixed part 3 327, have some fixing holes three, fixed part 3 327 passes fixing hole three laminatings by screw and is fixed on the following table of workbench 121.Body 2 323 is on the following table that is fixed on workbench 121 that can be more stable between fixed part 2 322 and fixed part 3 327.

As shown in 4, adjustable plate 351 is triangular in shape, and pulley 2 341 is rotatably connected on one of them edge of adjustable plate 351, and two other edge of adjustable plate 351 offers respectively locating hole 1 and elongated locating hole 2 362.Adjustable plate 351 passes locating hole 1 by screw and locating hole 2 362 is fixed on the housing of drive motors 141, and the position that is positioned at locating hole 2 362 by adjustment screw can be adjusted saw blade 181 and the angle of workbench 121.

In frame 111, be also fixed with harness guide, harness guide is parallel with passage 122, the rotatable slide fastener that is provided with on harness guide, and drive motors 141 and connecting wires of movable motor 151 all hang on slide fastener.The connecting wires also along with electric saw moves of drive motors 141 and movable motor 151 when electric saw moves, knotting prevents from connecting wires.

As shown in Fig. 1 and Fig. 5 to Fig. 7, drives structure comprises movable motor 151 and conductor rope 411, in the present embodiment one, movable motor 151 is stepper motor, conductor rope 411 comprises steel wire rope 412 and the rubber sleeve 413 that steel wire rope 412 is wrapped up, steel wire rope 412 can keep conductor rope 411 to have certain intensity, and rubber sleeve 413 can prevent from skidding between conductor rope 411 and walking guide wheel 421; The middle part of the housing of drive motors 141 is fixed with fixed head 152, the housing body of movable motor 151 is fixed on fixed head 152, on the output shaft of movable motor 151, be fixed with walking guide wheel 421, walking guide wheel 421 is between installing plate 131 and fixed head 152, the two ends of conductor rope 411 are separately fixed in frame 111, conductor rope 411 is parallel with passage 122, the walking guide wheel face of guide wheel 421 and conductor rope 411 against and conductor rope 411 is tightened.On the outer peripheral face of walking guide wheel 421, have ringwise guided wheel slot 422, the cross section of guided wheel slot 422 is rectangular, has ringwise limited impression 423 in the groove bottom of guided wheel slot 422, and the groove bottom of the cell wall of limited impression 423 and guided wheel slot 422 is excessive by circular arc; Conductor rope 411 windings are on walking guide wheel 421, and it is tangent with the groove bottom of guided wheel slot 422 that conductor rope 411 is positioned at walking one section of guide wheel 421 moving direction the place aheads, and it is tangent with the groove bottom of limited impression 423 that conductor rope 411 is positioned at a section of the guide wheel 421 moving direction rears of walking.Conductor rope 411 windings can guarantee that on walking guide wheel 421 conductor rope 411 contacts with walking guide wheel 421 all the time, in the guided wheel slot 422 of walking guide wheel 421, offering limited impression 423 makes conductor rope 411 be helical rotation on walking guide wheel 421 again, reduce the phase mutual friction between conductor rope 411, the guide wheel 421 that makes to walk rotates more smooth.

As shown in Fig. 8 to Figure 10, workbench 121 is positioned in the frame 111 of passage 122 one end and is fixed with holder 441, on holder 441, be hinged with respectively turning handle 451 and fixed bar 431, one end of fixed bar 431 and conductor rope 411 one end are fixed, the other end of fixed bar 431 and holder 441 are hinged, one end of turning handle 451 is for controlling end, the other end of turning handle 451 and holder 441 are hinged, between turning handle 451 and fixed bar 431, be provided with connecting rod 461, connecting rod 461 two ends are hinged correspondingly with fixed bar 431 middle parts and turning handle 451 middle parts respectively, conductor rope 411 other ends are fixed in the frame 111 that is positioned at passage 122 other ends.When fixed bar 431 is vertical with workbench 121, conductor rope 411 is in tensioned state, the guide wheel face of the guide wheel 421 of now walking and conductor rope 411 against, movable motor 151 just rotates and can move by automatic traction electric saw; When fixed bar 431 is parallel with workbench 121, conductor rope 411 is in relaxed state, guide wheel face not with conductor rope 411 against, there is no enough frictional force, therefore can promote electric saw and move along guide rail one and guide rail two; By two kinds of modes above, can realize the quick switching to electric saw move mode, make the application of sawing machine more extensive; When the production of electric saw automated movement goes wrong, by rotation fixed bar 431, conductor rope 411 is relaxed moves electric saw to stop rapidly, increase security simultaneously.

As shown in Figure 11 and Figure 12, one end of installing plate 131 is fixed with rollback sensor 711, rollback sensor 711 can be when electric saw moves to passage 122 one end and frame 111 touch and trigger rollback sensor 711, the other end of installing plate 131 is fixed with from lock sensor 721, from lock sensor 721 can be when electric saw moves to passage 122 other end and frame 111 touch and trigger from lock sensor 721, on installing plate 131, be fixed with controller, rollback sensor 711 with from lock sensor 721, be all connected with controller, movable motor 151 is all connected with controller with drive motors 141, the present embodiment one middle controller is single-chip microcomputer 731.

As shown in figure 13, on installing plate 131, be fixed with saw 611 and collecting bag 681, between saw 611 and installing plate 131, form vacuum chamber 612, saw blade 181 is positioned at the part of workbench 121 belows in vacuum chamber 612, on saw 611, there is suction port 613, on saw 611, be fixed with can be by the chip in vacuum chamber 612 dust suction subassembly from suction port 613 sucking-offs, dust suction subassembly has gas outlet 643, collecting bag 681 is fixed on 643 places, gas outlet of dust suction subassembly.Saw 611 comprises lid 621 and flange 631, the profile semicircular in shape of lid 621, flange 631 is positioned at the arc-shaped edges place of lid 621, the outer of flange 631 also has kink 632, kink 632 is vertical with flange 631, kink 632 is bolted with installing plate 131, and the place, arc top of kink 632 has suction port 613.

As shown in figure 13, drive motors 141 has gear-box 142, gear-box 142 comprises casing 143 and is rotatably connected on the power shaft 144 on casing 143, dust suction subassembly comprises dust absorption fan 652, belt pulley 1, belt pulley 2 663 and belt 654, saw 611 is positioned at suction port 613 places and is rotatably connected to turning cylinder 651, dust absorption fan 652 is fixed on one end that turning cylinder 651 is positioned at suction port 613, belt pulley 1 is fixed on turning cylinder 651 and is positioned at the one end outside saw 611, in casing 143, be rotatably connected to driving shaft 661, on driving shaft 661, be fixed with driven wheel 662, driven wheel 662 and the input gear engagement being fixed on power shaft 144, belt pulley 2 663 is fixed on driving shaft 661, belt 654 is through casing 143, belt 654 is rotating to be located between belt pulley 1 and belt pulley 2 663.

As shown in Figure 11 and Figure 13, on installing plate 131, there are some Cooling Holes 132, Cooling Holes 132 is circular arc and arranges, drive motors 141 has air outlet 147, in the present embodiment one, air outlet 147 is opened on the casing 143 of gear-box 142 of drive motors 141, Cooling Holes 132 is connected with the air outlet 147 of drive motors 141, and Cooling Holes 132 is towards saw blade 181, and drive motors 141 is the air outlet 147 towards pulley 1 near the air outlet 147 of pulley 1; The air blowing out from air outlet 147 can blow off the dust wood chip pulley 1 etc., guarantees the rotation that pulley 1 can be stable, makes the movement of electric saw stable.The diameter of Cooling Holes 132 is 3mm～5mm, and in the present embodiment one, the diameter of Cooling Holes 132 is 4mm; This size can prevent that wood chip from entering in Cooling Holes 132.

As shown in Figure 14 and Figure 15, on workbench 121, there is draw-in groove, cutting orientation angle scale is embedded in draw-in groove, cutting orientation angle scale comprises processed timber is play by the dwang 221 of wall effect and is tabular angulation dish 211, the card of angulation dish 211 flushes with the upper table surface of workbench 121, angulation dish 211 has arc-shaped edges, angulation dish 211 is positioned at arc-shaped edges place to be had for demarcating the graduation mark of angle, on angulation dish 211, there is hinge hole 214, hinge hole 214 overlaps with the center of circle of arc-shaped edges, one end of dwang 221 is hinged on hinge hole 214, the other end of dwang 221 can rotate around pin joint along arc-shaped edges, between dwang 221 and angulation dish 211, be provided with and dwang 221 can be positioned to the location structure on angulation dish 211.

As shown in Figure 14 to Figure 16, location structure comprises backstay 231, joystick 241 and be opened in the adjustment hole 261 on angulation dish 211, adjustment hole 261 is for being the strip hole of circular arc, adjustment hole 261 is parallel with arc-shaped edges, dwang 221 middle parts have locating hole, locating hole is connected with adjustment hole 261, backstay 231 comprises bar portion 232, be positioned at the butting section 233 and the connecting portion 234 that is positioned at bar portion 232 other ends of bar portion 232 one end, bar portion 232 is through locating hole and adjustment hole 261, butting section 233 and angulation dish 211 against, connecting portion 234 is annular, joystick 241 comprises rotation section 242 and handle portion 243, the cross section of rotation section 242 is rounded, the side face of rotation section 242 and dwang 221 against, on rotation section 242, offer through hole, through hole and rotation section 242 bias, between rotation section 242 and connecting portion 234, by jointed shaft 251, connect, jointed shaft 251 is through connecting portion 234 and through hole.The side face of rotation section 242 and dwang 221 against, due to through hole and rotation section 242 bias, when needs are by dwang 221 fixedly time, by turning to handle portion 243 certain angles, the distance between jointed shaft 251 and dwang 221 is increased, jointed shaft 251 can drive connecting portion 234 to relatively rotate bar 221 and move up, make between butting section 233 and angulation dish 211 closely against, by the frictional force between butting section 233 and angulation dish 211, dwang 221 is fixed on to current location, in the time of need to unclamping dwang 221, turning handle portion 243 reduces the distance between jointed shaft 251 and dwang 221, frictional force between butting section 233 and angulation dish 211 reduces, dwang 221 can freely rotate.

As shown in Figure 17 to Figure 18, in the present embodiment one, handle is wired handle, wired handle comprises clamping plate 1, clamping plate 2 515 and lever 521, on lever 521, be fixed with gauge tap 531, clamping plate 1 and clamping plate 2 515 laminatings are fixing, between clamping plate 1 and clamping plate 2 515, be fixed with wire harness 532, wire harness 532 connects gauge tap 531 and controller, and in the present embodiment one, wire harness 532 is flexible harness; Clamping plate 1 and clamping plate 2 515 are fixed on installing plate 131.On installing plate 131, be fixed with pad 541, pad 541 is between clamping plate 1 and installing plate 131, and the thickness of pad 541 is identical with the distance between saw blade 181 and installing plate 131.Clamping plate 1 and clamping plate 2 515 are positioned at same plane with saw blade 181, and saw blade 181 is wrapped up, and increase security.On installing plate 131, be fixed with pressure strip 551, clamping plate 1 and clamping plate 2 515 are between pressure strip 551 and installing plate 131, and pressure strip 551 is bolted on installing plate 131.

On clamping plate 1 and clamping plate 2 515, be also fixed with protective cover 561, protective cover 561 is positioned at the top of saw blade 181, and protective cover 561 covers saw blade 181, guarantees safety in production.Clamping plate 1 and pad 541 against a side on offer line outlet one 514a, pad 541 middle parts have line outlet 2 542, on installing plate 131, there is connection jaws 133, line outlet one 514a, line outlet 2 542 and connection jaws 133 are interconnected, controller is fixed on connection jaws 133 places, and wire harness 532 is connected with controller with line outlet 2 542 through line outlet one 514a.Lever 521 comprises grip part 522 and shank 523, the inclination of the workbench 121 of grip part 522 relative sawing machines, the inclination angle size of the workbench 121 of grip part 522 relative sawing machines is 50 °～70 °, in the present embodiment one, inclination angle is 60 °, and gauge tap 531 is positioned at grip part 522 towards a side of shank 523.Grip part 522 workbench 121 tilt can facilitate workman to promote electric saw, and gauge tap 531 is positioned at grip part 522 can prevent workman's maloperation towards a side of shank 523.

The course of work of the present utility model is as follows: during cutting timber, timber is placed on workbench 121, regulate the position of the dwang 221 of cutting orientation angle scale also to fix, one side of timber is resisted against on dwang 221, now the line of cut on timber is parallel with passage 122, by mobile electric saw, make from lock sensor 721 and frame 111 touchings, from lock sensor 721, by circuit, signal is passed to controller, controller is controlled movable motor 151 forwards, movable motor 151 drives electric saw to move, drive motors 141 is opened and is driven saw blade 181 to rotate cutting timber simultaneously, dust absorption fan 652 blows chip to collecting bag 681 recovery, when electric saw moves to the other end of passage 122, timber has cut, rollback sensor 711 and frame 111 touchings, rollback sensor 711 is passed to controller by circuit by signal, controller is controlled movable motor 151 reversions, and movable motor 151 drives electric saw rollback, and now drive motors 141 is closed, when electric saw return back to one end of passage 122, from lock sensor 721 and frame 111 touchings, from lock sensor 721, by circuit, signal is passed to controller, controller cuts out movable motor 151, completes an operation, when not needing electric saw surface trimming, when rotation fixed bar 431 makes it parallel with workbench 121, conductor rope 411 is in relaxed state, guide wheel face not with conductor rope 411 against, there is no enough frictional force, workman can promote electric saw by handle, by the gauge tap 531 on handle, is controlled the unlatching of drive motors 141 or is closed, and completes the manually cutting to timber.

Embodiment bis-

The present embodiment is basic identical with structure and the principle of embodiment mono-, different place is: drives structure comprises movable motor and chain, movable motor is fixed on the housing of drive motors, on the output shaft of movable motor, be fixed with sprocket wheel, the two ends of chain are separately fixed in frame, chain is in tensioned state, chain and channel parallel, the gear teeth of sprocket wheel and the engagement of chain.During cutting timber, movable motor rotates and drives sprocket rotation, by the engagement of sprocket wheel and chain, is rotated and is driven electric saw to move; Chain tightens, the gear teeth and the chain of sprocket wheel mesh all the time, and vibration during electric saw cutting timber can not affect engagement between the two, and the movement that electric saw can be at the uniform velocity level and smooth, makes the cut surface of timber smooth.

Embodiment tri-

The present embodiment is basic identical with structure and the principle of embodiment mono-, different place is: location structure comprises bolt and is opened in the adjustment hole on angulation dish, adjustment hole is the strip hole that is circular arc, adjustment hole is parallel with arc-shaped edges, angulation dish and dwang against side be upper disk surface, the another side of angulation dish is lower card, the hole wall of adjustment hole is positioned at lower card and offers annular recessed shoulder, dwang middle part has locating hole, described locating hole is connected with adjustment hole, bolt is through locating hole and adjustment hole, one end of bolt and dwang against, the other end of bolt is threaded with a hex nut, the side face of hex nut nut and annular recessed shoulder against.Hex nut can move along the recessed shoulder of annular when dwang rotates, at needs by dwang fixedly time, rotational positioning bolt make hex nut towards dwang move with the recessed shoulder of annular closely against, by the frictional force between hex nut and angulation dish, dwang is fixed on to current location, in the time of need to unclamping dwang, reversion bolt obtains hex nut and moves away from dwang direction, hex nut and and angulation dish between frictional force reduce, dwang can freely rotate.

Embodiment tetra-

The present embodiment is basic identical with structure and the principle of embodiment mono-, different place is: as shown in Figure 19 and Figure 20, handle is wireless controller, wireless controller comprises lever 521 and connecting plate 511, on lever 521, be fixed with wireless launcher 533, lever 521 is fixed on connecting plate 511, on installing plate 131, be fixed with pad 541, pad 541 is between connecting plate 511 and installing plate 131, the thickness of pad 541 is identical with the distance between saw blade 181 and installing plate 131, on installing plate 131, be fixed with pressure strip 551, connecting plate 511 one end are between pressure strip 551 and installing plate 131, pressure strip 551 is bolted on installing plate 131, connecting plate 511 other ends are fixed with protective cover 561, protective cover 561 is positioned at the top of saw blade 181.On installing plate 131, have wireless receiver, wireless receiver is connected with controller.

Embodiment five

The present embodiment is basic identical with structure and the principle of embodiment mono-, different place is: as shown in figure 22, dust suction subassembly comprises dust catcher 671 and hose 672, one end of hose 672 is connected with suction port 613, the other end of hose 672 is connected with the air inlet of dust catcher 671, and collecting bag 681 is fixed on 643 places, gas outlet of dust catcher 671.Dust catcher 671 by hose 672 by chip from suction port 613 sucking-offs, then by collecting bag 681, scrap collecting is got up.

Embodiment six

The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is: as shown in figure 21, controller is PLC Programmable Logic Controller 732.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although more used frame 111 herein; Workbench 121; Passage 122 terms such as grade, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.

Claims

1. a wood sawing machine, described sawing machine comprises frame (111), electric saw and be fixed on the workbench (121) in frame (111), it is characterized in that, described electric saw comprises drive motors (141) and is fixed on the saw blade (181) on the output shaft of drive motors (141), described workbench (121) have for saw blade (181) by and be the passage (122) of bar shaped, described drive motors (141) is positioned at the below of workbench (121) and can slides along passage (122) direction, described saw blade (181) upper end is positioned at the top of workbench (121) through passage (122), between described drive motors (141) and frame (111), be provided with the drives structure that can drive drive motors (141) mobile.

2. wood sawing machine according to claim 1, it is characterized in that, described electric saw comprises installing plate (131), the housing of described drive motors (141) is fixed on installing plate (131) output shaft upper and drive motors (141) and passes installing plate (131), on the following table of described workbench (121), be fixed with slide rail one (311) and slide rail two (321), described slide rail one (311), slide rail two (321) and passage (122) are parallel to each other, described slide rail one (311) and slide rail two (321) are positioned at the same side of passage (122), the relative slide rail two (321) of described slide rail one (311) is near passage (122), on described installing plate (131), be rotatably connected to some pulleys one (331), described pulley one (331) can roll along slide rail one (311), on the housing of described drive motors (141), be rotatably connected to pulley two (341), described pulley two (341) can roll along slide rail two (321).

3. wood sawing machine according to claim 2, it is characterized in that, described drives structure comprises movable motor (151) and conductor rope (411), described movable motor (151) is fixed on the housing of drive motors (141), on the output shaft of described movable motor (151), be fixed with walking guide wheel (421), the two ends of described conductor rope (411) are separately fixed in frame (111), described conductor rope (411) is parallel with passage (122), the guide wheel face of described walking guide wheel (421) and conductor rope (411) against and conductor rope (411) is tightened.

4. wood sawing machine according to claim 2, it is characterized in that, described drives structure comprises movable motor (151) and chain, described movable motor (151) is fixed on the housing of drive motors (141), on the output shaft of described movable motor (151), be fixed with sprocket wheel, it is upper that the two ends of described chain are separately fixed at frame (111), and described chain is in tensioned state, described chain is parallel with passage (122), the gear teeth of described sprocket wheel and the engagement of chain.

5. wood sawing machine according to claim 3, it is characterized in that, described workbench (121) is positioned in the frame (111) of passage (122) one end and is fixed with holder (441), on described holder (441), be hinged with respectively turning handle (451) and fixed bar (431), one end of described fixed bar (431) and conductor rope (411) one end are fixed, the other end of described fixed bar (431) and holder (441) are hinged, one end of described turning handle (451) is for controlling end (452), the other end of described turning handle (451) and holder (441) are hinged, between described turning handle (451) and fixed bar (431), be provided with connecting rod (461), described connecting rod (461) two ends are hinged correspondingly with fixed bar (431) middle part and turning handle (451) middle part respectively, described conductor rope (411) other end is fixed in the frame (111) that is positioned at passage (122) other end.

6. according to the wood sawing machine described in any one in claim 3 to 5, it is characterized in that, one end of described installing plate (131) is fixed with rollback sensor (711), described rollback sensor (711) can be when electric saw moves to passage (122) one end and frame (111) touch and trigger rollback sensor (711), the other end of described installing plate (131) is fixed with from lock sensor (721), described from lock sensor (721) can be when electric saw moves to passage (122) other end and frame (111) touch and trigger from lock sensor (721), described installing plate is fixed with controller on (131), described rollback sensor (711) with from lock sensor (721), be all connected with controller, described movable motor (151) is all connected with controller with drive motors (141).

7. according to the wood sawing machine described in any one in claim 2 to 5, it is characterized in that, on described installing plate (131), be fixed with saw (611) and collecting bag (681), between described saw (611) and installing plate (131), form vacuum chamber (612), described saw blade (181) is positioned at the part of workbench (121) below in vacuum chamber (612), on described saw (611), there is suction port (613), on described saw (611), be fixed with can be by the chip in vacuum chamber (612) dust suction subassembly from suction port (613) sucking-off, described dust suction subassembly has gas outlet (643), described collecting bag (681) is fixed on the gas outlet (643) of dust suction subassembly and locates.

8. wood sawing machine according to claim 7, it is characterized in that, described drive motors (141) has gear-box (142), described gear-box (142) comprises casing (143) and is rotatably connected on the power shaft (144) on casing (143), described dust suction subassembly comprises dust absorption fan (652), belt pulley one (653), belt pulley two (663) and belt (654), described saw (611) is positioned at suction port (613) and locates to be rotatably connected to turning cylinder (651), described dust absorption fan (652) is fixed on one end that turning cylinder (651) is positioned at suction port (613), described belt pulley one (653) is fixed on turning cylinder (651) and is positioned at the outer one end of saw (611), in described casing (143), be rotatably connected to driving shaft (661), on described driving shaft (661), be fixed with driven wheel (662), described driven wheel (662) and the input gear engagement being fixed on power shaft (144), described belt pulley two (663) is fixed on driving shaft (661), described belt (654) is through casing (143), described belt (654) is rotating to be located between belt pulley one (653) and belt pulley two (663).

9. according to the wood sawing machine described in any one in claim 2 to 5, it is characterized in that, on described installing plate (131), there are some Cooling Holes (132), described Cooling Holes (132) is circular arc and arranges, described drive motors (141) has air outlet (147), described Cooling Holes (132) is connected with the air outlet (147) of drive motors (141), and described Cooling Holes (132) is towards saw blade (181).

10. according to the wood sawing machine described in any one in claim 1 to 5, it is characterized in that, described workbench has draw-in groove on (121), in described draw-in groove, be embedded with cutting orientation angle scale, described cutting orientation angle scale comprises processed timber is play by the dwang (221) of wall effect and is tabular angulation dish (211), the card of described angulation dish (211) flushes with the upper table surface of workbench (121), described angulation dish (211) has arc-shaped edges, described angulation dish (211) is positioned at arc-shaped edges place to be had for demarcating the graduation mark of angle, on described angulation dish (211), there is hinge hole (214), described hinge hole (214) overlaps with the center of circle of arc-shaped edges, one end of described dwang (221) is hinged on hinge hole (214), the other end of dwang (221) can rotate around pin joint along arc-shaped edges, between described dwang (221) and angulation dish (211), be provided with and dwang (221) can be positioned to the location structure on angulation dish (211).