CN1055649C - Sawdust removing apparatus for sae machine - Google Patents
Sawdust removing apparatus for sae machine Download PDFInfo
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- CN1055649C CN1055649C CN94117808A CN94117808A CN1055649C CN 1055649 C CN1055649 C CN 1055649C CN 94117808 A CN94117808 A CN 94117808A CN 94117808 A CN94117808 A CN 94117808A CN 1055649 C CN1055649 C CN 1055649C
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- saw blade
- supporting member
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- sawdust
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Abstract
The present invention relates to a sawdust removing apparatus for a saw machine, which comprises a protecting cover, a remover, a supporting member of the remover, a remover position regulating apparatus and a remover position fixing apparatus, wherein a saw blade is rotatablely supported by the protecting cover; the remover is used for removing the sawdust on the saw blade; the supporting member of the remover is supported by the protecting cover in a swinging mode; the remover position regulating apparatus is installed on the protecting cover; the remover position fixing apparatus is installed on the protecting cover. The apparatus of the present invention is characterized in that because the remover position regulating apparatus and the remover position fixing apparatus can be used for regulating and fixing the distance between the remover and the saw blade, the coverage rate of the remover for the saw blade can be regulated, and the vibration of the remover caused by the vibration of the saw blade can be prevented. In addition, the present invention is also provided with a remover separating apparatus and a service life sensor of the remover separating apparatus.
Description
The present invention relates to a kind of horizontal band sawing machine that is used for, the belt saw, remove the sawdust device on the various saws of circular sawing machine and so on, more specifically to a kind of like this sawdust device that removes, it can prevent to remove the remover vibration and the unnecessarily wearing and tearing of sawdust brush and so on, reduces to rotate the moment of torsion of remover simultaneously.Here, " sawdust " material fragment or chip of producing when referring to sawing workpieces.
When with being installed in bands for band on the saw, during the saw blade sawing workpieces of circular saw blade and so on, sawdust can produce and be bonded on the saw blade inevitably.So, be provided with a rotation remover on the saw usually, in order to remove the band toothed portion of saw blade, for example disclosed among the open text No.WO93/08948 of PCT international application.The prior art file discloses following a kind of sawdust device that removes: the remover supporting member in order to rotatably support one remover always is pressed towards saw blade under the elastic force effect of a spring, so that remover touch one apart from saw blade band toothed portion with the fixing stop part of a preset distance, so just can keep remover to the coverage rate of saw blade always at a steady state value.Removing in the sawdust device of prior art, because remover can remain on a steady state value to the coverage rate of saw blade, so can under kilter, remove sawdust from saw blade.
Yet, removing in the sawdust device of prior art and since remover always by spring towards the stop part compressing and be not fixed, so the problem that exists is the vibration along with saw blade, remover also will vibrate inevitably, and remover can noticeable wear.In addition, when the vibration frequency resonance of the vibration frequency of remover and saw blade, cutting accuracy will obviously worsen especially.In addition, always because remover is pressed towards stop part, existing another problem is exactly to rotate remover by bigger revolving force.
First purpose of the present invention provide a kind of be used for saw remove the sawdust device, it can prevent that remover also vibrates when saw blade vibrates.
Second purpose of the present invention provide a kind of be used for saw remove the sawdust device, it can prevent that remover from unnecessarily wearing and tearing.
For achieving the above object, the invention provides a kind of be used for saw remove the sawdust device, comprising: a saw blade guard shield, finish the saw blade of sawing work in order to rotatably support one; A remover is in order to remove the sawdust that is bonded on the saw blade when the sawing workpieces; A remover supporting member that is supported swingably by described saw blade guard shield is used for the described remover of rotatably support; Be installed in the remover apparatus for adjusting position on the described saw blade guard shield, in order to regulate the coverage rate of described remover to saw blade; With the remover position fixing apparatus that is installed on the described saw blade guard shield, in order to fix described remover supporting member after to the coverage rate of saw blade by regulated described remover with described remover apparatus for adjusting position.
Remove the sawdust device and also comprise the remover separator, in order to make the swing of remover supporting member so that described remover breaks away from described saw blade when the sawing workpieces not.In addition, remove the sawdust device and also comprise remover life detecting device between described saw blade guard shield and remover supporting member, in order to detect the wear rate of described remover.In addition, removing the sawdust device also comprises through the remover life detecting device of a bar between described saw blade guard shield and described brush, in order to detect the wear rate of described remover.In addition, remove the sawdust device and also comprise a remover spring between described saw blade guard shield and described remover supporting member, in order to oppress described remover towards saw blade.
In addition, removing in the sawdust device according to of the present invention, the remover apparatus for adjusting position comprises: the remover stop part that can swing; With a hydraulic cylinder, activate the described remover stop part of swinging in order to outer surface toward or away from described remover.In addition, described remover position fixing apparatus comprises: a push piece; And the hydraulic cylinder device between described saw blade guard shield and described remover supporting member, in order to oppress described push piece, so that described remover supporting member is fixed on the described saw blade guard shield towards described remover supporting member.In addition, remover apparatus for adjusting position and described remover position fixing apparatus mutually combine.In addition, the remover position adjustments of described combination and remover position fixing apparatus comprise: a hydraulic cylinder; A piston rod of movably allocating described hydraulic cylinder into; A braking rod member that links to each other with an end of described piston rod is in order to brake the swing of described remover supporting member with respect to described saw blade guard shield when described hydraulic cylinder activates; With a movable rod member that links to each other with the other end of described piston rod,, make it to leave described remover in order to when described hydraulic cylinder activates, to move the remover the swung stop part of described remover apparatus for adjusting position.In addition, the remover separator is a hydraulic cylinder or the gear mechanism between described saw blade guard shield and described remover supporting member, in order to move described remover towards and away from saw blade.In addition, remover life-span sensing device is one near switch.In addition, all described removers, described remover supporting member, described remover apparatus for adjusting position and described remover position fixing apparatus all fit together and are installed on the described saw blade guard shield as a unit.
Removing in the sawdust device according to of the present invention, when sawing workpieces, because the remover supporting member can be fixed on an appropriate location apart from saw blade by the remover position fixing apparatus, cause remover vibration so just can prevent saw blade, so just can prevent that cutting accuracy from descending because of vibration and and then prevent the remover excessive wear.
In addition, because remover can and be adjusted to any desirable value by the remover apparatus for adjusting position to the coverage rate of saw blade, and because the remover stop part of swing can be moved between adjusting position (being stoped the mobile of this position remover) and separation point position (keeping remover to leave the remover stop part that can swing in this position), so just can prevent the remover stop part that remover can be swung unnecessarily weares and teares, and can between remover and the remover that can swing stop part, not produce any contact resistance, remover is rotated reposefully.
In addition, when workpiece during not by the saw blade sawing, because remover separator (hydraulic cylinder or gear mechanism) can make remover leave saw blade through the remover supporting member, thus can prevent that remover from unnecessarily wearing and tearing, and and then life-span of improving remover.
In addition, owing to the remover life-span sensor that is provided with in order to the life-span (limit of wear) of detecting remover,, can positively remove the sawdust that produces by saw blade like this so just can detect the time that needs to change old remover with a new remover.
In addition, the sawdust device that removes according to the present invention can be installed on the remover unit pedestal together, so can promptly on traditional saw of any kind, install and remove the sawdust device, and needn't do any other change to saw on traditional saw blade guard shield.
Fig. 1 is a front view, shows a horizontal band sawing machine as an example;
Fig. 2 is a side partial cross-sectional, shows first embodiment that removes the sawdust device that is used for a saw according to of the present invention;
Fig. 3 is a local front cross sectional view, shows the same sawdust device that removes that is used for a saw according to of the present invention;
Fig. 4 is the amplification view of being got along 4-4 line among Fig. 3;
Fig. 5 is a side partial cross-sectional, shows second embodiment that removes the sawdust device that is used for a saw according to of the present invention;
Fig. 6 is the amplification view of being got along 6-6 line among Fig. 5;
Fig. 7 is a side partial cross-sectional, shows the 3rd embodiment that removes the sawdust device that is used for a saw according to of the present invention, wherein mutually combines in order to the actuating device that activates remover stop device and remover position fixing apparatus;
Fig. 8 is a side view, shows another variation except that the sawdust device, and wherein a gear mechanism can make the swing of remover supporting member; With
Fig. 9 A and 9B are schematic diagrames, in order to help to explain another variation of remover life-span sensor.
Before describing the present invention, earlier with reference to Fig. 1, the overall structure of interpretation level band sawing machine briefly by way of example.
In Fig. 1, a horizontal band sawing machine 1 has a support 3, and a gripping mechanism 5 is installed on it, in order to removably to fix workpiece W for sawing.In addition, on support 3, be supported with 9, the one lifting pressurized struts 7 of a saw blade guard shield and can make it clockwise or counter-clockwise swing (moving) with respect to workpiece W is upper and lower.
In saw blade guard shield 9, be provided with a driving wheel 11 and a follower 13 rotationally.In addition, a circulating bands for band 15 is on two wheels 11 and 13.
Above-mentioned horizontal band sawing machine 1 is well-known.So, omit here the further detail of its structure and operation described.
According to the appropriate location that is installed in saw blade guard shield 9 except that sawdust device 17 of the present invention.Shown in the chain-dotted line among Fig. 1.As workpiece W during by bands for band 15 sawings, this removes sawdust device 17 in order to remove the sawdust that is bonded on the bands for band 15.So, preferably will be arranged on such position except that sawdust device 17, promptly be right after bands for band 15 and pass after the workpiece W, can remove sawdust from bands for band 15 immediately.Yet, be not to be so limited, owing to remove sawdust device 17 only in order to remove sawdust, so can will remove any desired location that sawdust device 17 is installed in saw blade guard shield 9.
In addition,, remove the sawdust device and can be installed on other belt saw and the circular sawing machine although in Fig. 1, described horizontal band sawing machine 1 by way of example, and not limited.
Now, describe the structure of removing sawdust device 17 according to of the present invention in detail.
With reference to Fig. 2 and 3, remove sawdust device 17 and comprise saw blade guard shield 9, cut off the saw blade 15 of workpiece W in order to rotatably support; The remover 19 of brush and so on is in order to remove the sawdust that is bonded on the saw blade 15 when the sawing workpieces; A remover supporting member 21 that is supported swingably by saw blade guard shield 9 is in order to rotatably support remover 19; Be installed in the adjustable remover stop device (remover apparatus for adjusting position) 23 and 71 on the saw blade guard shield, in order to the coverage rate of between the adjusting position of a contact remover 19 and separation point position of leaving remover 19, regulating 19 pairs of saw blades of remover, 15 band toothed portions; With a remover position fixing apparatus 15 that is installed on the saw blade guard shield 9, in order to the fixing remover supporting member 21 that can swing after regulating coverage rate by adjustable remover stop device 23 and 71.
According to the feature of removing the sawdust device of the present invention, the swing position of remover supporting arrangement 21 also is that remover can be adjusted by adopting adjustable remover stop device 23 and 71 coverage rate of saw blade 15.In addition, in case adjust after the coverage rate, remover supporting member 21 is just fixing by remover position fixing apparatus 25, just makes the remover stop device 23 that can swing keep leaving remover afterwards.
In more detail, in Fig. 2, a pillar 29 is fixed on the top of a remover unit pedestal 27, and 27 of pedestals are installed on the saw blade guard shield 9.Remover supporting member 21 is supported by pillar 29 swingably in one end thereof.In addition, also be installed on the pillar 29 in order to the remover position fixing apparatus 25 that remover supporting member 21 is fixed on the pillar 29.
At first, with reference to Fig. 4 detail remover position fixing apparatus 25 is described.The hinge pin 31 of an along continuous straight runs extension is fixed on a side (left side) surface of pillar 29 1 ends.A lateral parts 21A of remover supporting member 21 (its section configuration is inverted U-shaped) is supported swingably by this hinge pin 31.On the opposite side (right side) of pillar 29 ends, one cylinder body 33 is installed with bolt.One piston 35 is allocated in the cylinder body 33.Be formed with a piston rod 35R coaxial on the piston 35 with piston 35.Piston rod 35R passes the other end 21B of remover supporting member 21 loosely.In addition, a push piece 37 is installed in the end of piston rod 35R, when piston 35 activates in order to promote the another side part 21B of remover supporting members 21 to cylinder body 33.
In the said structure of remover position fixing apparatus 25, when with a working fluid when a fluid pipeline 39A supplies within the cylinder chamber 41A of cylinder body 33, because piston rod 35R is retracted into cylinder body 33, so push piece 37 is just oppressed the another side part 21B of remover supporting members 21 towards cylinder body 33, so just the another side part 21B of remover supporting member 21 can be clamped between cylinder body 33 and the push piece 37, be about to remover supporting member 21 and be fixed on the pillar 29.
On the other hand, when with working fluid when another fluid line 39B supplies within the cylinder chamber 41B of cylinder body 33, because piston rod 35R is stretched out from cylinder body 33, so push piece 37 makes remover supporting member 21 discharge from stationary state, so just can be clockwise or counterclockwise (Fig. 2) swing remover supporting member 21.
In addition, in said structure, when with a spring when being arranged within the cylinder chamber 41B (at the opposite side of cylinder chamber 41A) of the cylinder body 33 of remover position fixing apparatus 25, just might omit fluid line 39B.In contrast, when with a spring when being arranged within the cylinder chamber 41A (at the opposite side of cylinder chamber 41B) of the cylinder body 33 of remover position fixing apparatus 25, just might omit fluid line 39A.In one situation of back, remover supporting member 21 is fixed on the pillar 29 by the elastic force of the spring that is positioned at cylinder chamber 41A.
Refer again to Fig. 2 and 3,, be fixed with an electric machine support 45 in the bottom of remover supporting member 21.On this electric machine support 45, a motor 47 is installed.One gear-box 49 is installed in the bottom of motor 47.Rotating shaft 51 (see figure 3)s of an along continuous straight runs extension are by gear-box 49 supportings.
A helical gear 53 is fixed on an end of rotating shaft 51.This helical gear 53 and another helical gear 55 engagements that are fixed on motor 47 driving shafts.On the other hand, on the other end of rotating shaft 51, with one (wing) nut 57 is installed a remover 19 is installed convertibly.In addition, a part of circumference of remover 19 is covered by a half-cylindrical safety guard 59, and this safety guard 59 is installed on the remover supporting member 21.
For towards saw blade 15 compressing removers 19, place one to be fixed on support 61 on the remover supporting member 21 and another and to be fixed between the support 63 on the remover unit pedestal 27 spring 65 (see figure 2)s.So remover supporting member 21 always is forced to press to saw blade 15 along such direction, promptly increases the coverage rate of remover 19 with respect to saw blade 15.
In addition, for regulating the coverage rate of 19 pairs of saw blades 15 of remover, be provided with the remover a swung stop part 23 that contacts with remover 19.So, when the remover stop part 23 that can swing places its position, just can keep the coverage rate of 19 pairs of saw blades 15 of remover constant, this is because can limit remover 19 moving towards saw blade 15.
As shown in Figure 2, the remover stop part 23 that can swing is fixed on the pin 67, sells 67 by a support (not shown) rotatably support that is positioned at pedestal 27 bottoms, remover unit.A crank element 69 is fixed on the pin 67.
In addition, be rotational pin 67, promptly rotate the bottom that 23, one hydraulic cylinders 71 of remover stop part that can swing are installed in remover unit pedestal 27.A piston rod 71R who does to be integral with piston 71 back and forth movably is contained on the hydraulic cylinder 71.One end of crank element 69 is connected in the end of piston rod 71R rotationally by a little pin 73.
In said structure, when working fluid supplies to hydraulic cylinder 71, because piston rod 71R stretches out from hydraulic cylinder 71, so just by crank element 69 the remover stop part 23 that can swing is swung clockwise, makes it to stop at the precalculated position apart from the band increment certain distance of saw blade 15 then.So, the position of this remover 19, promptly the coverage rate of 19 pairs of saw blades 15 of remover just can be adjusted by the hydraulic fluid pressure that supplies to hydraulic cylinder 71.Under the circumference of remover 19 and situation that the remover stop part 23 that can swing contacts (so the coverage rate of 19 pairs of saw blades of remover, 15 band increments was adjusted already), remover position fixing apparatus 25 just activated, remover supporting member 21 is fixed on the pillar 29 of saw blade guard shield 9, consequently can keep the predetermined coverage rate of 19 pairs of saw blades 15 of remover.
Be fixed under the situation of pillar 29 at remover supporting member 21 by remover position fixing apparatus 25, when working fluid when hydraulic cylinder 71 is discharged, piston rod 71R is retracted into hydraulic cylinder 71 under the resilient force of a back-moving spring 75, leave remover 19 with regard to making remover stop part 23 counter-clockwise swings that can swing like this.
In a word, removing in the sawdust device according to of the present invention, remover 19 can be as described below with respect to saw blade 15 location: at first, make the remover stop part 23 that can swing be positioned at a required adjustment position by activating hydraulic cylinder 71; Second, discharge remover supporting member 21 by activating remover position fixing apparatus 25, so that remover 19 contacts with the remover stop part 23 that can swing, so just the coverage rate of 19 pairs of saw blades of remover, 15 band increments can be adjusted in a constant ratio, the 3rd, remover supporting member 21 is fixed on the pillar 29 of saw blade guard shield 9 by remover position fixing apparatus 25; The 4th, make the remover stop part 23 that can swing leave remover 19 by deactuate hydraulic cylinder 71, can swing remover stop part 23 and remover 19 to separate.
Therefore, removing in the sawdust device according to of the present invention, because the remover stop part 23 that can swing can be maintained at apart from the position of remover 19 certain distances, so the removing part 19 that might reduce to rotate and can swing frictional resistance between the remover stop part 23, thereby remover 19 is rotated.In addition, owing to remover supporting member 21 can be fixed on the pillar 29 of saw blade guard shield 9 by remover position fixing apparatus 25, so even saw blade 15 vibrations can prevent that also remover 19 from vibrating because of the vibration of saw blade 15.
As mentioned above, after the coverage rate of 19 pairs of saw blades of remover, 15 band increments had remained on a predetermined value, workpiece W was by sawing.When sawing workpieces W, the sawdust that is bonded on the saw blade 15 is removed by remover 19.In addition, when remover 19 weares and teares gradually, once more stop part 23 is actuated into from the separation point position and adjusts the position; Remover supporting member 21 is discharged by remover position fixing apparatus 25, so that the remover stop part 23 that remover 19 contacts can be swung, the coverage rate of 19 pairs of saw blades of remover, 15 band increments can be adjusted to another steady state value once more like this.
In case the workpiece W of workpiece W or predetermined quantity by sawed-off, can finish the above-mentioned adjustment of the coverage rate of 19 pairs of saw blades 15 of remover.Perhaps, when being arrived a predetermined value, repeat the adjustment of coverage rate by the accumulative total of the cross-sectional area of saw workpiece W.
In addition, after a constant coverage rate sawing workpieces W, after the remover noticeable wear, must replace old remover 19 with a new remover 19 with 19 pairs of saw blades of remover.For the ease of more changing jobs of remover 19, removing in the sawdust device, be provided with a remover life-span sensor 79, to detect the life-span (the wearing and tearing upper limit) of remover 19 according to of the present invention.
More detail ground is said, as shown in Figure 2, a remover stop screw 77 is installed on the remover unit pedestal 27, in case remover supporting member 21 exceedingly moves towards saw blade 15.In addition, remover life-span sensor 79 (as a contact-making switch, near switch etc.) is installed in and reaches position of sample on the remover supporting member 21, promptly in the face of an end of remover stop screw 77.So when surpassing a predetermined value when remover 19 wearing and tearing, for example making remover supporting member 21 after pillar 29 discharges, touch the end of remover stop screw 77, so remover life-span sensor 79 (switch) is promptly connected owing to remover life-span sensor 79 by discharging the remover position fixing apparatus.So, just can detect the excessive abrasion of remover 19, promptly indicating needs with a new remover replacing remover 19.In addition, when remover stop screw 77 is installed in remover supporting member 21 1 sides, when sensor 79 is installed in remover unit pedestal 27 1 sides, also can obtain effect same.
In addition, in Fig. 2, a remover separator 81 is installed on the remover unit pedestal 27, so that remover supporting member 21 breaks away from saw blade 15.When workpiece W activates remover separator 18 during not by saw blade 15 sawings, so that remover supporting member 21 leaves saw blade 15.
In this embodiment, remover separator 81 comprises a hydraulic cylinder 83 and a piston rod 83R.When hydraulic cylinder 83 activated, the end of piston rod 83R forced remover supporting member 21 around the swing of hinge pin 31 clockwise directions, so that remover 19 breaks away from saw blade 15.
So as workpiece W during not by saw blade 15 sawings, remover position fixing apparatus 25 activated to discharge remover supporting member 21.Under this condition, when the piston rod 83R of hydraulic cylinder 83 activated and when stretching out, owing to make the elastic smooth hour hands swing of remover supporting member 21 resistance springs 65, just makes remover 19 break away from saw blades 15.Like this,,, just can prevent that remover 19 from unnecessarily wearing and tearing because remover 19 separates with saw blade 15 as workpiece W during not by sawing, so the life-span of just having improved remover 19.
With reference to Fig. 5 and 6, the second embodiment of the present invention is described below.Except remover position fixing apparatus 25, the second embodiment identical with first embodiment basically.So, kept identical numeral and represented to have like parts or parts with the situation identical function of first embodiment, and no longer repeated detailed description them.
In the remover position fixing apparatus 25 of second embodiment, hinge pin 31 and hydraulic cylinder 33 are spaced apart from each other on the position.In more detail, piston rod 35R pass a processing on remover supporting member 21 1 side surface 21A arc groove 21H and be assemblied on the cylinder body 33.In this embodiment, when working fluid in the fluid line (not shown) supplies to cylinder body 33 time, also can be fixed on remover supporting member 21 on the pillar 29 that is fixed on the saw blade guard shield 9.In addition, as shown in Figure 5, both are installed on the remover supporting member 21 with remover stop screw 77 and remover life-span sensor 79.At this, among the embodiment, can obtain the effect identical with first embodiment.
Fig. 7 shows the third embodiment of the present invention, wherein remover supporting member 21 is fixed on the remover position fixing apparatus 25 on the pillar 29 and the remover stop part that can swing 23 both activate by an independent actuating device (being an independent hydraulic cylinder 93).In other words, remover position fixing apparatus 25 and adjustable remover stop device 23 and 71 both mutually combine.
In more detail, 25, one rotating shafts 85 are fixed on the support 87 of remover supporting member 21 and also swingably by another pillar 29 supportings that are fixed on the unit pedestal 27 about the remover position fixing apparatus.One L shaped brake bar 91, is promptly oppressed towards rotating shaft 85 by pin 89 supporting swingably in such a way that is installed on the pillar 29 at one end place.
On the other hand, for towards rotating shaft 85 compressing brake bars 91, be provided with a hydraulic cylinder 93 and a piston rod 93R as the brake bar actuating device.Piston rod 93R stretches out from hydraulic cylinder 93 on two ends of hydraulic cylinder 93.The upper end of piston rod 93R contacts with brake bar 91, and the lower end of piston rod 93R contacts with another bar 95.Another can swing the bar 97 of remover stop part 23 these bar 95 supportings in order to supporting.In addition, a spring 99 is between remover supporting member 21 and saw blade guard shield 9.
In said structure, when activating hydraulic cylinder 93 with reduction piston rod 93R, because brake bar 91 is left in the upper end of piston rod 93R, so the rotating shaft 85 of remover supporting member 21 is just discharged from remover position fixing apparatus 25, like this remover supporting member 21 just can be under the elastic force effect of Fig. 7 medi-spring 99 counter-clockwise swing (towards saw blade 15).On the other hand, because piston rod 93R also makes the remover stop part 23 that can swing and bar 95 and bar 97 descend together, so the remover 19 that is installed on the remover supporting member 21 is contacted with remover stop part 23, so just can adjust the coverage rate of remover to saw blade 15.
Under the condition of remover 19 contact remover stop parts 23, when piston rod 93R moves up, since the end of brake bar 91 by the upper end of piston rod 93 in push away, so just make brake bar 91 press to rotating shaft 95, remover supporting member 21 just can be fixed on the pillar 29 by rotating shaft 85 like this.In addition, when piston rod 93R moves up, although remover stop part 23 separates with remover 19, because that the upper end of piston rod 93R and the distance between the brake bar 91 are determined is minimum, so rotating shaft 85 can roughly side by side be fixed on the pillar 29 when piston rod 93R begins to move upward.
In the 3rd embodiment, constitute jointly by an independent hydraulic cylinder 93 in order to the hydraulic cylinder 93 that activates remover position fixing apparatus (the fixedly brake bar 91 of remover supporting member 21) with in order to the hydraulic cylinder 93 that actuating between remover 19 is with respect to the adjustment position of saw blade 15 and separation point position can be swung remover stop part 23, so can simplify structure except that the sawdust device.
Fig. 8 shows a kind of variation of remover separator 81, has wherein adopted one in order to the gear mechanism with respect to saw blade guard shield 9 swing remover supporting members 21.In more detail, a driven gear 103 is installed in the rotating shaft 101 of remover supporting member 21.In addition, a driven wheel 109 is installed on the driving shaft of an actuator (as motor) 107, and 107 of actuators are installed on the support 105 that is fixed on the saw blade guard shield 9.Two gears 101 and 109 are meshing with each other.So when actuator 107 was driven, because driven wheel 109 clockwise or rotate counterclockwise, so just can clockwise or rotate counterclockwise remover supporting member 21, remover 19 just can move toward or away from saw blade 15 like this; Promptly between sawing position and non-sawing position, move, and needn't adopt any hydraulic cylinder.
Fig. 9 A and 9B show a kind of variation of remover life-span sensor.In this kind variation, a bell crank lever shape test rod 111 is between a remover 19 and a sensor (as a limit switch) 117.Test rod 111 is oppressed towards sensor 117 by the supporting swingably of a pin 113 and by a spring 115.The moving contact of the other end feeler switch 117 of the neighboring of one end in contact remover 19 of test rod 111 and test rod 111.
So, when remover 19 wearing and tearing, because spring 115 clockwise rotates test rod 111, so sensor (limit switch) 117 is switched on, so just can detect remover 19 and arrive a limit of wear, therefore must change old remover 19 with a new remover.
Removing in the sawdust device according to of the present invention, when sawing workpieces W, because remover supporting member 21 can be fixed on an appropriate location apart from saw blade 15 by remover position fixing apparatus 25, cause remover 19 vibration so just can prevent saw blade 15, so just can prevent that cutting accuracy from descending because of vibration and and then prevent remover 19 excessive wears.
In addition, because the coverage rate of 19 pairs of saw blades 15 of remover can be adjusted to any desirable value by remover apparatus for adjusting position 23 and 71, and because the remover stop part 23 of swing can be moved between adjusting position (being stoped the mobile of this position remover) and separation point position (keeping remover 19 to leave the remover stop part 23 that can swing in this position), so just can prevent the remover stop part 23 that remover 19 can be swung unnecessarily weares and teares, and can between remover 19 and the remover that can swing stop part 23, not produce any contact resistance, remover 19 is rotated reposefully.
In addition, as workpiece W during not by saw blade 15 sawings, because remover separator (hydraulic cylinder 51 or gear mechanism 101 and 108) can make remover 19 leave saw blade 15 through remover supporting member 21, unnecessarily wear and tear so can prevent remover 19, and and then life-span of improving remover 19.
In addition, owing to the remover life-span sensor 79 that is provided with in order to the life-span (limit of wear) of detecting remover 19,, can positively remove the sawdust that produces by saw blade 15 like this so just can detect the time that needs to change old remover 19 with a new remover.
In addition, the sawdust device that removes according to the present invention can be installed on the remover unit pedestal 27 together, so can promptly on traditional saw of any kind, install and remove the sawdust device, and needn't do any other change to saw on traditional saw blade guard shield 9.
Claims (20)
- One kind be used for saw remove the sawdust device, comprising:A saw blade guard shield is finished the saw blade of sawing work in order to rotatably support one;A remover is in order to remove the sawdust that is bonded on the saw blade when the sawing workpieces;A remover supporting member that is movably supported by described saw blade guard shield is used for the described remover of rotatably support;It is characterized in that the described sawdust device that removes also comprises:Be installed in the remover apparatus for adjusting position on the described saw blade guard shield, in order to regulate the coverage rate of described remover to saw blade; WithBe installed in the remover position fixing apparatus on the described saw blade guard shield, in order to fix described remover supporting member after to the coverage rate of saw blade by regulated described remover with described remover apparatus for adjusting position.
- One kind be used for saw remove the sawdust device, comprising:A saw blade guard shield is finished the saw blade of sawing work in order to rotatably support one;A remover is in order to remove the sawdust that is bonded on the saw blade when the sawing workpieces;A remover supporting member that is movably supported by described saw blade guard shield is used for the described remover of rotatably support;It is characterized in that the described sawdust device that removes also comprises:Be installed in the remover apparatus for adjusting position on the described saw blade guard shield, in order between the adjustment position of a described remover of contact and separation point position of leaving described remover, to regulate the coverage rate of described remover to saw blade; WithBe installed in the remover position fixing apparatus on the described saw blade guard shield, in order to fix described remover supporting member after to the coverage rate of saw blade by regulated described remover with described remover apparatus for adjusting position.
- 3. the sawdust device that removes as claimed in claim 1 is characterized in that, also comprises the remover separator, in order to swing remover supporting member when the sawing workpieces not so that described remover breaks away from described saw blade.
- 4. the sawdust device that removes as claimed in claim 1 is characterized in that, also comprises the remover life detecting device between described saw blade guard shield and remover supporting member, in order to detect the wear rate of described remover.
- 5. the sawdust device that removes as claimed in claim 1 is characterized in that, also comprises through the remover life detecting device of a bar between described saw blade guard shield and described brush, in order to detect the wear rate of described remover.
- 6. the sawdust device that removes as claimed in claim 1 is characterized in that, also comprises a remover spring between described saw blade guard shield and described remover supporting member, in order to oppress described remover towards saw blade.
- 7. the sawdust device that removes as claimed in claim 1 is characterized in that described remover apparatus for adjusting position comprises:The one remover stop part that can swing; WithOne hydraulic cylinder activates the described remover stop part of swinging in order to the outer surface toward or away from described remover.
- 8. the sawdust device that removes as claimed in claim 1 is characterized in that described remover position fixing apparatus comprises:A push piece; WithHydraulic cylinder device between described saw blade guard shield and described remover supporting member is in order to oppress described push piece towards described remover supporting member, so that described remover supporting member is fixed on the described saw blade guard shield.
- 9. the sawdust device that removes as claimed in claim 1 is characterized in that described remover apparatus for adjusting position and described remover position fixing apparatus mutually combine.
- 10. the sawdust device that removes as claimed in claim 8 is characterized in that the remover position adjustments and the remover position fixing apparatus of described combination comprise:A hydraulic cylinder;A piston rod of movably allocating described hydraulic cylinder into;A braking rod member that links to each other with an end of described piston rod is in order to brake the swing of described remover supporting member with respect to described saw blade guard shield when described hydraulic cylinder activates; WithA movable rod member that links to each other with the other end of described piston rod in order to move the remover the swung stop part of described remover apparatus for adjusting position when described hydraulic cylinder activates, makes it to leave described remover.
- 11. the sawdust device that removes as claimed in claim 3 is characterized in that described remover separator is a hydraulic cylinder.
- 12. the sawdust device that removes as claimed in claim 3 is characterized in that described remover separator is a gear mechanism between described saw blade guard shield and described remover supporting member, in order to move described remover towards and away from saw blade.
- 13. the sawdust device that removes as claimed in claim 4 is characterized in that, described remover life-span sensing device is one near switch.
- 14. the sawdust device that removes as claimed in claim 5 is characterized in that, described remover life-span sensing device is one near switch.
- 15. the sawdust device that removes as claimed in claim 1, it is characterized in that, all described removers, described remover supporting member, described remover apparatus for adjusting position and described remover position fixing apparatus all fit together and are installed on the described saw blade guard shield as a unit.
- 16. one kind be used for saw remove the sawdust device, comprising:A saw blade guard shield is finished the saw blade of sawing work in order to rotatably support one;A remover is in order to remove the sawdust that is bonded on the saw blade when the sawing workpieces;A remover supporting member that is movably supported by described saw blade guard shield is used for the described remover of rotatably support;It is characterized in that the described sawdust device that removes also comprises:The remover separator is in order to make the swing of remover supporting member so that described remover breaks away from described saw blade when the sawing workpieces not.
- 17. the sawdust device that removes as claimed in claim 16 is characterized in that, also comprises the remover life detecting device between described saw blade guard shield and remover supporting member, in order to detect the wear rate of described remover.
- 18. the sawdust device that removes as claimed in claim 16 is characterized in that, also comprises through the remover life detecting device of a bar between described saw blade guard shield and described brush, in order to detect the wear rate of described remover.
- 19. the sawdust device that removes as claimed in claim 16 is characterized in that described remover separator is a hydraulic cylinder.
- 20. the sawdust device that removes as claimed in claim 16 is characterized in that described remover separator is a gear mechanism between described saw blade guard shield and described remover supporting member, in order to move described remover towards and away from saw blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94117808A CN1055649C (en) | 1994-10-31 | 1994-10-31 | Sawdust removing apparatus for sae machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94117808A CN1055649C (en) | 1994-10-31 | 1994-10-31 | Sawdust removing apparatus for sae machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1122269A CN1122269A (en) | 1996-05-15 |
| CN1055649C true CN1055649C (en) | 2000-08-23 |
Family
ID=5038562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94117808A Expired - Fee Related CN1055649C (en) | 1994-10-31 | 1994-10-31 | Sawdust removing apparatus for sae machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1055649C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2399537A (en) * | 2003-03-13 | 2004-09-22 | Black & Decker Inc | Method and apparatus for removing dust from a workpiece |
| KR100803242B1 (en) * | 2004-03-01 | 2008-02-14 | 가부시키가이샤 아마다 | Chip removing device of band saw machine |
| NL1026080C2 (en) * | 2004-04-29 | 2005-11-01 | Besi Singulation B V | Device and method for conditioning and monitoring a saw blade. |
| JP5580070B2 (en) * | 2010-02-16 | 2014-08-27 | 株式会社アマダ | Chip removal device for band saw machine |
| CN107855597B (en) * | 2017-11-02 | 2024-07-23 | 海盐华星标准件模具厂 | Band sawing machine for mold production |
| CN107876879B (en) * | 2017-11-02 | 2024-08-16 | 佛山华跃知识产权运营有限公司 | Improved band sawing machine for die production |
| CN107855598B (en) * | 2017-11-02 | 2024-08-16 | 佛山华跃知识产权运营有限公司 | Chip removing device of band sawing machine for mold production |
| CN107825544A (en) * | 2017-11-13 | 2018-03-23 | 中山市创科科研技术服务有限公司 | A kind of sawdust Collection utilization device |
| CN117139729B (en) * | 2023-10-18 | 2024-03-22 | 宜兴市中辉模具制造有限公司 | Cleaning device for metal band sawing machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054023A (en) * | 1990-02-17 | 1991-08-28 | 科罗机械有限公司 | Vertical band saw |
| CN2107340U (en) * | 1991-12-15 | 1992-06-17 | 华东冶金学院 | Saw cover |
| WO1993008948A1 (en) * | 1991-11-06 | 1993-05-13 | Amada Company Limited | Device for removing chip in sawing machine |
| EP0565719A1 (en) * | 1991-11-06 | 1993-10-20 | Amada Company Limited | Device for removing chip in sawing machine |
-
1994
- 1994-10-31 CN CN94117808A patent/CN1055649C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054023A (en) * | 1990-02-17 | 1991-08-28 | 科罗机械有限公司 | Vertical band saw |
| WO1993008948A1 (en) * | 1991-11-06 | 1993-05-13 | Amada Company Limited | Device for removing chip in sawing machine |
| EP0565719A1 (en) * | 1991-11-06 | 1993-10-20 | Amada Company Limited | Device for removing chip in sawing machine |
| CN2107340U (en) * | 1991-12-15 | 1992-06-17 | 华东冶金学院 | Saw cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1122269A (en) | 1996-05-15 |
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