CN100522437C - Band saw machine, and saw blade attaching method, saw blade driving method and cutting method in band saw machine - Google Patents

Band saw machine, and saw blade attaching method, saw blade driving method and cutting method in band saw machine Download PDF

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Publication number
CN100522437C
CN100522437C CNB2004800399092A CN200480039909A CN100522437C CN 100522437 C CN100522437 C CN 100522437C CN B2004800399092 A CNB2004800399092 A CN B2004800399092A CN 200480039909 A CN200480039909 A CN 200480039909A CN 100522437 C CN100522437 C CN 100522437C
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China
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mentioned
sawtooth
saw tooth
band saw
band
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CN1902018A (en
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相原尚仁
后藤实
根本文明
濑户章男
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Amada Co Ltd
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Amada Co Ltd
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Abstract

A band saw machine, wherein a pair of guide posts (7L) and (7R) vertically guiding a vertically movable saw blade housing rotatably supporting a drive wheel (17) and a driven wheel (21) are installed between the drive wheel (17) and the driven wheel (21). The upper travel part (23U) of a band saw blade (23) is disposed on the rear side of the guide posts (7L) and (7R), and the lower travel part (23L) of the band saw blade (23U) is disposed on the front side of the guide posts (7L) and (7R). When the band saw machine is viewed from the side, a width between the intersections of the axes of the both wheels (17) and (21) with the centerline of the width of the wheels is approximately equal to a width between the guide posts (7L) and (7R).

Description

Band sawing machine and sawtooth installation method thereof, sawtooth driving method and cut-out processing method
Technical field
The present invention relates to sawtooth installation method, the sawtooth driving method of band sawing machine and band sawing machine and cut off processing method.In more detail, the horizontal band sawing machine that relates to queen post with and the sawtooth installation method of band sawing machine, when on sawtooth, producing the cutting impulsive force when machining is cut material, be used to reduce this cutting impulsive force, prolong the sawtooth life-span, reduce to vibrate with the sawtooth driving method of noise and cut off processing method.
Background technology
The structure of horizontal band sawing machine is, on the sawtooth frame on the base that movably is arranged on vice device up and down with free clamping fixation workpiece, have that left and right directions is isolated and rotate freely driving wheel and driven pulley, on this driving wheel and driven pulley around the band saw tooth of link shape.And, when lifting position descends, carry out the cut-out of workpiece at the sawtooth frame by above-mentioned band saw tooth.
Yet as first background technology, horizontal band sawing machine in the past constitutes the sawtooth moving part of linearity up and down between above-mentioned driving wheel and driven pulley, generally carries out the cut-out processing of workpiece with the downside moving part of band saw tooth.In this structure, exist the integrally-built size up and down of horizontal band sawing machine to become big problem.
So, the technical scheme (for example No. 5062335 communique of United States Patent (USP), No. 3182538 communique of United States Patent (USP) and No. 2898669 communique of United States Patent (USP)) of structure that upside moving part with the band saw tooth carries out the cut-out of workpiece has also been proposed.
Above-mentioned two described structures of U.S. Patent bulletin are, have left and right directions in the front side that movably is supported on the sawtooth frame on a pair of guide pillar up and down and isolate and rotate freely driving wheel and driven pulley, on this driving wheel and driven pulley around the band saw tooth of link shape.
Therefore, if give pulling force, then bear pulling force with above-mentioned sawtooth frame,, have the whole big problem of structure change so be necessary to strengthen the rigidity of sawtooth frame will give big pulling force to the band saw tooth time by driving wheel, driven pulley to above-mentioned band saw tooth.
And, the sawtooth frame is supported under the state side-prominent forward from guide pillar, have driving wheel and driven pulley to rotate in the front side of this sawtooth frame supported freely, make the outstanding quantitative change of front side big thus from above-mentioned guide pillar to wheel, existence is easy to generate the problem of vibration when carrying out the cut-out of workpiece by the band saw tooth, simultaneously the size of fore-and-aft direction becomes big, has problems in the miniaturization seeking.
Secondly, as second background technology, the machinery of band band saw tooth automatic clearing apparatus is also arranged, but the exchange of the band saw tooth of horizontal band sawing machine is undertaken by the hand of operator generally in band sawing machine in the past.The exchanging operation of the hand by operator carries out as follows.
On the sawtooth lining of sawtooth guide, insert the upside movable part of fixed band sawtooth, then the remaining part of mounting strap sawtooth on driving wheel and driven pulley.And, when dismounting band saw tooth, carry out said sequence on the contrary.
There are the following problems in the installation method of above-mentioned band saw tooth in the past.In a word, when on driving wheel and driven pulley, installing the remaining part beyond the side shifting part,, be difficult to be installed on driving wheel and the driven pulley owing to the little direction that makes of band saw tooth rigidity of ring-type is indefinite.And because the direction of band saw tooth is indefinite, existence makes the tooth portion contact zones sawing machine apparatus main body of band saw tooth and damages tooth portion, perhaps makes the injured problem of apparatus main body.
Below, as the 3rd background technology, in the past as band sawing machine, the band saw tooth of ring-type is wound on driving wheel and the driven pulley, make the driving wheel rotating drive by DYN dynamic sawtooth motor, cut off processing to applying with the fixing workpiece of vice device by rotating mobile band saw tooth.And, the stationary bushing that on sawing machine, has a pilot tape sawtooth with move and the mobile lining of pilot tape sawtooth relative to the cutting width of this stationary bushing by workpiece.
And, on the axle center of the driving wheel that rotates mobile rotating band sawtooth, the output shaft of reductor is installed directly.The power shaft of above-mentioned reductor has two types, type that the power coupling of promptly DYN dynamic sawtooth motor transmits and the type of transmitting with belt pulley (for example with reference to patent documentation 1).Also have,, a plurality of modes (No. 2725782 communique of Japan Patent) of taking turns each personal sawtooth motor driving of the band saw tooth of coiling ring-type are arranged also as other sawing machine.
Yet, in sawing machine in the past, manage to make the sawtooth motor the torque and high-efficient rate be delivered on the band saw tooth, but do not manage to make the impulsive force of the sawtooth cutting resistance that when carrying out machining, produces to diminish.Therefore,, then damage the band saw tooth, perhaps become the reason of vibration and noise if the band saw tooth is applied greater impact power.
Summary of the invention
The present invention is the technical scheme that proposes in order to address the above problem, its first purpose provides, little from above-mentioned guide pillar to the overhang of front side of wheel, can be suppressed at the generation of the vibration when carrying out the cut-out of workpiece by the band saw tooth, the size of the fore-and-aft direction that can diminish is sought the band sawing machine of miniaturization.
Second purpose of the present invention provides, in the queen post horizontal band sawing machine of the band saw tooth that uses ring-type, operator on driving wheel and driven pulley during the mounting strap sawtooth, the tooth portion of band saw tooth not interference fringe sawing machine apparatus main body and easy-on queen post horizontal band sawing machine band saw tooth installation auxiliary device and use the band saw tooth installation method of this device.
Also have, the 3rd purpose of the present invention provides, and can reduce the impulsive force of the sawtooth cutting resistance that produces when carrying out machining, can avoid the damage of band saw tooth, can reduce the band sawing machine and the sawtooth driving method of vibration and noise.
In order to achieve the above object, according to the band sawing machine of first scheme of the present invention, be to rotate on the driving wheel that supports freely and the driven pulley band sawing machine that constitutes around the band saw tooth of link shape at freely the sawtooth frame of being moved up and down, comprise following feature:
Guide a pair of guide pillar of above-mentioned sawtooth frame to be arranged between above-mentioned driving wheel and the driven pulley along the vertical direction; The upside moving part of above-mentioned band saw tooth is configured in the front side of above-mentioned guide pillar or a side of rear side; And the downside moving part of above-mentioned band saw tooth is configured in the rear side of above-mentioned guide pillar or an other side of front side.
In band sawing machine according to the alternative plan of the present invention that is subordinated to above-mentioned first scheme,
When seeing above-mentioned band sawing machine from the side, the intersection location of the center line that the axle center of above-mentioned two-wheeled and wheel are wide is positioned at position or the above-mentioned width that the width from the above-mentioned guide pillar of seeing from the side approximately equates.
In band sawing machine according to the third party's case of the present invention that is subordinated to above-mentioned first scheme or alternative plan,
The tooth portion directed in orthogonal downward direction of the upside moving part of above-mentioned band saw tooth has been turned round; And be provided with center of gravity in the lower side that is tilted to of above-mentioned sawtooth frame.
In band sawing machine according to the cubic case of the present invention that is subordinated to above-mentioned first scheme～any scheme of third party's case,
Above-mentioned sawtooth frame is the C type shape that goes up side opening; And the upper end side of above-mentioned a pair of guide pillar connected integratedly by connecting elements.
According to the first scheme～cubic case of the invention described above, according to band sawing machine of the present invention, bear with a pair of guide pillar by making pulling force around the band saw tooth that hangs over the ring-type on driving wheel and the driven pulley, can seek the miniaturization and of sawtooth frame.And, be positioned at front side, the rear side of guide pillar by the sawtooth moving part up and down that makes the band saw tooth, can reduce the size of fore-and-aft direction, the cut-out that also can be controlled at workpiece simultaneously adds the generation of the vibration in man-hour.
In addition, the band sawing machine according to the 5th scheme of the present invention comprises following:
The sawtooth frame that is provided with freely of lifting along the vertical direction makes the relative horizontal plane in rear of above-mentioned sawtooth frame 45 degree that tilt upward;
A pair of guide pillar, lifting guide above-mentioned sawtooth frame freely;
The driving wheel and the driven pulley that are supported with axle freely by above-mentioned sawtooth frame rotating drive;
With suitable pulling force around hanging on above-mentioned driving wheel and the driven pulley band saw tooth that rotates the ring-type that moves; And
In order to make below the tooth portion of the portion that moves horizontally of the upside moving part of the band saw tooth of the above-mentioned ring-type that moves between above-mentioned driving wheel and the driven pulley is positioned at, vertically turned round a pair of sawtooth guide that guides above-mentioned band saw tooth, be located on the above-mentioned sawtooth frame;
In said structure,
In the front side of above-mentioned band sawing machine, when being arranged on above-mentioned driving wheel and the driven pulley band saw tooth that above-mentioned ring-type is installed, the zone line of the downside moving part of the band saw tooth of above-mentioned ring-type is incorporated into the band saw tooth introducing device of the peripheral part of above-mentioned driving wheel and driven pulley.
In band sawing machine according to the present invention's the 6th scheme that is subordinated to above-mentioned the 5th scheme,
Above-mentioned band saw tooth introducing device, the top band saw tooth introducing device that is provided with by both sides at the product brace table of the front side that is located at above-mentioned band sawing machine and, constitute with the above-mentioned relatively top band saw tooth bottom band saw tooth introducing device that the state of device is provided with that induces one at the base station of above-mentioned band sawing machine; And
Between above-mentioned top band saw tooth introducing device and bottom band saw tooth introducing device, be formed with the crack that the zone line of the downside moving part that can make above-mentioned band saw tooth passes through.
Have again, the sawtooth installation method that the 7th scheme of the present invention is a band sawing machine, band sawing machine comprises: lifting is provided with freely along the vertical direction, and make the relative horizontal plane in its rear tilt upward 45 the degree the sawtooth framves;
Lifting guides a pair of guide pillar of above-mentioned sawtooth frame freely;
Rotating drive is supported on driving wheel and driven pulley on the above-mentioned sawtooth frame with axle freely;
With suitable pulling force around hanging on above-mentioned driving wheel and the above-mentioned driven pulley band saw tooth that rotates the ring-type that moves; And
To be arranged on the above-mentioned sawtooth frame, to have turned round a pair of sawtooth guide that guides above-mentioned band saw tooth in order making below the tooth portion of the portion that moves horizontally of the upside moving part of the band saw tooth of the above-mentioned ring-type that moves between above-mentioned driving wheel and the driven pulley is positioned at and along vertical direction; When the band saw tooth of above-mentioned ring-type is installed, the zone line of the downside moving part of the band saw tooth of above-mentioned ring-type is incorporated into the band saw tooth introducing device of formation crack of the peripheral part of above-mentioned driving wheel and driven pulley on above-mentioned driving wheel and driven pulley; The sawtooth installation method of band sawing machine may further comprise the steps:
1. according to the width that is cut off material above-mentioned sawtooth guide is adjusted into the step of appropriate intervals;
2. insert the step of the band saw tooth of above-mentioned ring-type from the top of above-mentioned guide pillar;
3. the upside moving part with the band saw tooth of this ring-type inserts the step that is fixed to above-mentioned sawtooth guide;
4. the downside moving part of the band saw tooth of this ring-type crack by above-mentioned band saw tooth introducing device is inserted and the downside moving part of the band saw tooth of this ring-type is installed to the step of the peripheral part of above-mentioned driving wheel and driven pulley; And,
5. give the step that device gives suitable pulling force to mounted band saw tooth by pulling force.
According to the 5th scheme～the 7th scheme of the invention described above, according to band sawing machine of the present invention and sawtooth installation method, can not need special band saw tooth automatic clearing apparatus, by people of operator mounting strap sawtooth easily and safely.
Promptly, when being installed to the remaining part beyond the upside movable part on driving wheel and the driven pulley, crack by band saw tooth guider inserts, so that the direction of the downside moving part of the band saw tooth of ring-type is fixed, be installed to the peripheral part of driving wheel and driven pulley easily.
And, because the direction of band saw tooth is indefinite, therefore there is not the tooth portion contact zones sawing machine apparatus main body of band saw tooth and damages tooth portion or make the injured thing of apparatus main body.
Also have, of the present invention the from all directions case be,
Rotating on the driving wheel be supported on axle freely on the sawtooth frame and the driven pulley around link shape sawtooth, by making above-mentioned sawtooth move rotation with sawtooth driving mechanism rotating drive above-mentioned driving wheel, and utilize this sawtooth that moves rotation to come the sawtooth driving method of the band sawing machine of slicing material, may further comprise the steps:
With the state that float be connected the axle of above-mentioned driving wheel on along the sawtooth rotation direction the above-mentioned relatively sawtooth frame of above-mentioned sawtooth driving mechanism;
The buffer part that is had by above-mentioned sawtooth frame limits the sawtooth rotation direction of above-mentioned sawtooth driving mechanism; And
Reaction force with above-mentioned buffer part decay generation in sawtooth drives.
In sawtooth driving method according to the present invention's the 9th scheme that is subordinated to above-mentioned all directions case,
Above-mentioned buffer part is the resin material with elastic performance.
In sawtooth driving method according to the tenth scheme of the present invention that is subordinated to above-mentioned all directions case or the 9th scheme,
Above-mentioned buffer part is the disc spring body.
In sawtooth driving method according to the 11 scheme of the present invention that is subordinated to above-mentioned all directions case～the tenth each scheme of scheme,
Above-mentioned buffer part is a damper device.
In sawtooth driving method according to the 12 scheme of the present invention that is subordinated to above-mentioned all directions case～the 11 each scheme of scheme,
Above-mentioned buffer part is the vibration generating arrangement that above-mentioned sawtooth driving mechanism is vibrated.
According to the band sawing machine of the 13 scheme of the present invention, comprise following:
Rotating on the driving wheel be supported on axle freely on the sawtooth frame and the driven pulley ring-type around the sawtooth of hanging; And,
The above-mentioned driving wheel of rotating drive and make above-mentioned sawtooth move the sawtooth driving mechanism of rotation;
In said structure,
Above-mentioned sawtooth driving mechanism is arranged to floating structure on above-mentioned relatively sawtooth frame is connected above-mentioned driving wheel with the state that floats along the sawtooth rotation direction the axle; And,
The sawtooth rotation direction of the above-mentioned sawtooth driving mechanism of restriction and the buffer part of decay reaction force of generation in sawtooth drives are located on the above-mentioned sawtooth frame.
In band sawing machine according to the tenth cubic case of the present invention that is subordinated to above-mentioned the 13 scheme,
Above-mentioned buffer part is made of the resin material with elastic performance.
In band sawing machine according to the 15 scheme of the present invention that is subordinated to above-mentioned the 13 scheme or the tenth cubic case,
Above-mentioned buffer part is made of the disc spring body.
In band sawing machine according to the 16 scheme of the present invention that is subordinated to above-mentioned the 13 scheme～the 15 each scheme of scheme,
Above-mentioned buffer part is made of damper device.
In band sawing machine according to the 17 scheme of the present invention that is subordinated to above-mentioned the 13 scheme～the 16 each scheme of scheme,
Above-mentioned buffer part is made of the vibration generating arrangement that above-mentioned sawtooth driving mechanism is vibrated.
The band sawing machine and the sawtooth driving method of case～the 17 scheme from all directions according to the invention described above, when machining is cut material, even sawtooth cutting resistance or impulsive force are applied on the sawtooth, because the state that the relative sawtooth frame of sawtooth driving mechanism becomes to float along the sawtooth rotation direction, so with the axle of driving wheel be the center with sawtooth direction of rotation direction on produce reaction force, this reaction force is absorbed by the elastic performance of buffer part.Its result can reduce or prevent damage, vibration, noise of sawtooth etc., can prolong the sawtooth life-span.
Band sawing machine according to the tenth all directions case of the present invention comprises following:
The rear side that cuts off the cut-out Working position of processing with the band saw tooth at the workpiece that will process is clamped freely the feeding vice of seesawing of the main body vice of above-mentioned workpiece and conveyance workpiece;
Have and make above-mentioned band saw tooth around the driving wheel of hanging and the sawtooth frame of driven pulley;
On above-mentioned sawtooth frame, turned round above-mentioned band saw tooth, a pair of sawtooth guide of mobile simultaneously pilot tape sawtooth;
In said structure,
On the top of above-mentioned sawtooth guide, fixedly install either party of front side lining and rear side lining; And,
Seesaw the opposing party of above-mentioned front side lining and above-mentioned rear side lining is set freely.
Therefore, the tenth band sawing machine of case from all directions according to the invention described above, top at above-mentioned sawtooth guide, fixedly install the front side, one side of rear side lining, seesaw simultaneously the front side is set freely, the opposing party of rear side lining, so behind band saw tooth cut-out processing work, when making the band saw tooth get back to the origin-location, make workpiece move to the rear with the feeding vice, simultaneously for example make the rear side lining move to the rear, make the rear side liner opens, make the inclination of band saw tooth with the Hui Li that turns round of band saw tooth by relative front side lining, can let slip the crown of band saw tooth from the section of both sides, make the band saw tooth get back to original position.So, workpiece and band saw toe joint are touched, thus do not have the moving structure of main body vice and band saw tooth to let slip application specific architectures such as structure also passable.
At band sawing machine according to the 19 scheme of the present invention that is subordinated to above-mentioned the tenth all directions case,
The scope that the opposing party's of above-mentioned front side lining and rear side lining the scope that seesaws is left from the section of workpiece for the crown of the band saw tooth that allow to move.
Therefore, band sawing machine according to the 19 scheme of the invention described above, because in addition the scope that the opposing party's of above-mentioned front side, rear side lining the scope that seesaws is left from the section of workpiece for the crown that allows the band saw tooth so need not make the other direction rear of front side, rear side lining move.
The 20 scheme of the present invention is to comprise: the rear side that cuts off the cut-out Working position of processing with the band saw tooth at the workpiece of wanting to process is clamped freely the feeding vice of seesawing of the main body vice of above-mentioned workpiece and conveyance workpiece; Have and make above-mentioned band saw tooth around the driving wheel of hanging and the sawtooth frame of driven pulley; And the cut-out processing method of on this sawtooth frame, having turned round the band sawing machine of a pair of sawtooth guide that moves the pilot tape sawtooth in the above-mentioned band saw tooth, may further comprise the steps:
After cutting off processing work with above-mentioned band saw tooth, above-mentioned feeding vice is rearward moved, rearward let slip workpiece from cutting off Working position;
The front side lining that is oppositely arranged on the top of above-mentioned sawtooth guide makes the rear side lining rearward move and make the rear side liner opens; And
Make above-mentioned band saw tooth get back to the origin-location.
Therefore, cut-out processing method according to the 20 scheme of the invention described above, behind band saw tooth cut-out processing work, when the band saw tooth is got back to the origin-location, make workpiece move to the rear with the feeding vice, relative to the front side lining rear side lining is rearward moved simultaneously, make the rear side liner opens thus, the Hui Li that turns round with the band saw tooth tilts the band saw tooth, can let slip the crown of band saw tooth from the section of both sides, makes the band saw tooth get back to original position.So, workpiece and band saw toe joint are touched, thus do not have the moving structure of main body vice and band saw tooth to let slip application specific architectures such as structure also passable.
In cut-out processing method according to the 21 scheme of the present invention that is subordinated to above-mentioned the 20 scheme,
The scope that the scope that seesaws of above-mentioned rear side lining is left from the section of workpiece for the crown of the band saw tooth that allow to move.
Therefore, cut-out processing method according to the 21 scheme of the invention described above, because in addition the scope that the scope that seesaws of above-mentioned rear side lining is left from the section of workpiece for the crown of the band saw tooth that allows to move so need not make the rear side lining rearward move.
Description of drawings
Fig. 1 is the summary of the horizontal band sawing machine of embodiments of the present invention, the front key diagram of summary.
Fig. 2 is the side illustration figure of the position relation of driving wheel, driven pulley and guide pillar when representing to see from the side.
Fig. 3 is the key diagram that the queen post horizontal band sawing machine with band saw tooth installation auxiliary device of embodiments of the present invention is seen from the front.
Fig. 4 is the key diagram according to the vertical view of Fig. 3.
Fig. 5 is the key diagram according to the left side view of Fig. 3.
Fig. 6 is the key diagram according to the right side view of Fig. 3.
Fig. 7 is the key diagram according to the rearview of Fig. 3.
Fig. 8 is the key diagram that inserts the state of band saw tooth from the top of the guide pillar of the queen post horizontal band sawing machine with band saw tooth installation auxiliary device of the present invention.
Fig. 9 is the key diagram of the state of the upside moving part of insertion fixed band sawtooth on the sawtooth guide of the queen post horizontal band sawing machine with band saw tooth installation auxiliary device of the present invention.
Figure 10 is the key diagram of the state of the peripheral part that the downside moving part of band saw tooth is installed to driving wheel and driven pulley of the crack by the band saw tooth guide of the queen post horizontal band sawing machine with band saw tooth installation auxiliary device of the present invention.
Figure 11 is the key diagram of the state of the peripheral part that downside moving part of band saw tooth is installed to driving wheel and driven pulley of the crack by the band saw tooth guide of the queen post horizontal band sawing machine of the band saw tooth installation auxiliary device with this.
Figure 12 is the front view that is used for the horizontal band sawing machine of embodiments of the present invention.
Figure 13 is the rearview of Figure 12.
Figure 14 is the right side view of Figure 12.
Figure 15 is the diagrammatic illustration figure that the sawtooth drive unit of the 3rd embodiment of the present invention is seen from the back side.
Figure 16 is the cutaway view of arrow XVI-XVI line of Figure 15.
Figure 17 is the cutaway view of the axle construction of expression driving wheel.
Figure 18 is the diagrammatic illustration figure that the sawtooth drive unit of the 4th embodiment of the present invention is seen from the back side.
Figure 19 is the diagrammatic illustration figure that the sawtooth drive unit of the 5th embodiment of the present invention is seen from the back side.
Figure 20 is the diagrammatic illustration figure that the sawtooth drive unit of the 6th embodiment of the present invention is seen from the back side.
Figure 21 is the fixing side enlarged drawing of sawtooth guide, movable sawtooth guide, and the state of pilot tape sawtooth is moved in expression with front side lining and rear side lining.
Figure 22 is the fixing side enlarged drawing of sawtooth guide, movable sawtooth guide, represents that relative front side lining makes the state of rear side liner opens.
Figure 23 (A) is with feeding vice conveyance workpiece, the vertical view after processing with the cut-out of band saw tooth with main body vice holding workpiece, and Figure 23 (B) is its side view.
Figure 24 (A) is after cutting off workpiece, the vertical view when making the band saw tooth get back to the origin-location, and Figure 24 (B) is its side view.
Figure 25 (A) is with preceding vice and the vertical view of back vice holding workpiece with the state of band saw tooth cut-out processing, and Figure 25 (B) is with the vertical view of preceding vice with the state of back vice travelling workpiece after cut-out.
Figure 26 is a vertical view of using the state of main body vice, feeding vice, preceding vice travelling workpiece after cut-out.
Figure 27 is the stereogram as for example horizontal band sawing machine of band sawing machine.
Figure 28 is the side view of the state of the explanation part position relation that changes guide pillar and sawtooth.
Figure 29 is the side view of the state of the explanation part position relation that changes guide pillar and sawtooth.
The specific embodiment
Below, with reference to the description of drawings embodiments of the present invention.
Fig. 1 represents the band sawing machine of first embodiment of the present invention, and particularly horizontal band sawing machine 1.Above-mentioned horizontal band sawing machine 1 has the base 3 of case shape, at this above base 3, be provided with workpiece W grip freely standing vice clamp 5F and the vice device 5 of movable vice clamp 5M opposite disposed.The structure of above-mentioned vice device 5 is general structures, is well-known, so omit the detailed description to above-mentioned vice device 5.
In addition, later on when above-mentioned horizontal band sawing machine 1 is described, feed direction is as X-direction, the direction that the tooth of sawtooth moves and with the direction of above-mentioned X-direction quadrature as Y direction, the direction that is used for cutting off material in above-mentioned X-direction and advances is as preceding (representing with " F " at Figure 21 and Figure 27), and the direction that retreats after above-mentioned material is cut off is as back (representing with " R " in Figure 21 and Figure 27).
Erect guide pillar 7L, 7R that pair of right and left is set on above-mentioned base 3, the upper end side of this guide pillar 7L, 7R connects integratedly by the connecting elements 9 that is used to improve intensity and keeps the depth of parallelism of guide pillar 7L, 7R.There have sliding sleeve 11L, the 11R of drum to move up and down on guide pillar 7L, the 7R about above-mentioned to be chimeric freely, and on the outside portion, the left and right sides separately of sliding sleeve 11L, the 11R about this, wheel carrier 13L, the 13R about having is fixing integratedly by welding etc. respectively.
Wheel carrier 13L, 13R about above-mentioned make upper side become rear side (make upper side become the inside side) in Fig. 1 and tilt.And, the lower side of above-mentioned sliding sleeve 11L, 11R and about wheel carrier 13L, the lower side of 13R, the beam member 14 long with left and right directions is connected integratedly.This beam member 14 and about wheel carrier 13L, 13R constitute and rotate the sawtooth frame that supports aftermentioned driving wheel, driven pulley freely, the C type shape of side opening can suppress height dimension on the formation.
As shown in Figure 2, above-mentioned wheel carrier 13R constitutes the double structure with upper bracket 13A and lower tray 13B, by supported the turning cylinder 15 of both end sides by above-mentioned carriage 13A, 13B up and down, driving wheel 17 rotates and is supported on freely between carriage 13A, the 13B up and down.And above-mentioned driving wheel 17 is by being installed in motor (the omitting diagram) rotating drive on the above-mentioned wheel carrier 13R.
There have driven pulley 21 to rotate by turning cylinder 19 on the above-mentioned wheel carrier 13L in left side to be supported freely, and the band saw tooth 23 that ring-type is arranged on this driven pulley 21 and above-mentioned driving wheel 17 is around extension.And, be used for relative to above-mentioned driving wheel 17 near or the direction that deviates from move pulling force that 21 pairs of above-mentioned band saw teeth 23 of above-mentioned driven pulley give pulling force and give device 25 and be installed in above-mentioned wheel carrier 13L.
Above-mentioned pulling force gives device 25, supporting seat by will supporting above-mentioned turning cylinder 19 (omitting diagram) relative to above-mentioned driving wheel 17 near or the direction that deviates from move and give pulling force band saw tooth 23, for example constitute by hydraulic cylinder or screw mechanism etc., it is well-known that this pulling force gives device 25, so omit the more detailed explanation that pulling force is given device 25.
For above-mentioned sawtooth frame is moved up and down, be provided with for example moving up and down as hydraulic cylinder with hydraulic transmission 27 (with reference to Fig. 2), this piston rod 27P that moves up and down with hydraulic transmission 27 is connected on the part of above-mentioned base 3, and the cylinder main body is connected (detailed content of syndeton is omitted diagram) integratedly with above-mentioned sliding sleeve 11R.And be not limited to hydraulic cylinder as hydraulic transmission that the sawtooth frame is moved up and down, also can adopt ball screw mechanism by revolution etc.
As shown in Figure 2, above-mentioned driving wheel 17 and driven pulley 21 tilt forward and back, thereby the upper side that makes driving wheel 17, driven pulley 21 when seeing in the side of left and right directions is arranged in the rear side (on Fig. 2 right side) of above-mentioned guide pillar 7L, 7R, makes the lower side of above-mentioned driving wheel 17, driven pulley 21 be arranged in the front side (in Fig. 2 left side) of above-mentioned guide pillar 7L, 7R.
And, see that from the side the intersection point O of the centre line L of the width of the axle center S of above-mentioned driving wheel 17, driven pulley 21 and two-wheeled 17,21 sees approximately equal position or the above-mentioned width of width that is positioned at from the fore-and-aft direction of above-mentioned guide pillar 7L, 7R from the side.
Therefore, be positioned at the rear side of above-mentioned a pair of guide pillar 7L, 7R around the upside moving part 23U of the linearity that hangs over the above-mentioned band saw tooth 23 on above-mentioned driving wheel 17 and the driven pulley 21, the downside moving part 23L of the linearity of band saw tooth 23 is positioned at the front side of above-mentioned guide pillar 7L, 7R.And, in order to cut off above-mentioned workpiece W, on above-mentioned sawtooth frame, have the sawtooth guide (omitting diagram) that the crown directed in orthogonal downward direction of the sawtooth that is used to make above-mentioned upside moving part 23U has been turned round by above-mentioned upside moving part 23U.Also have, the above-mentioned downside moving part 23L of band saw tooth 23 is even also be positioned at the downside of the workpiece support face of above-mentioned vice device 5 when above-mentioned sawtooth frame rises to the extreme higher position.
Have again, in order to make the close direction of minim gap between above-mentioned guide pillar 7L, 7R and above-mentioned sliding sleeve 11L, 11R, promptly, make the gap of the rear side (right side among Fig. 2) of above-mentioned guide pillar 7L, 7R in the upper side of above-mentioned sliding sleeve 11L, 11R, and make the gap vanishing of the front side (left side among Fig. 2) of sliding sleeve 7L, 7R in the lower side of sliding sleeve 11L, 11R, be provided with the center of gravity of this sawtooth frame in the front side of above-mentioned sawtooth frame (being tilted to lower side).
As in the above structure,, the workpiece W that is gripped by vice device 5 can be used the upside moving part 23U of band saw tooth 23 cut off by rotating drive driving wheel 17 and decline sawtooth frame.
As mentioned above when cutting off workpiece W, give device 25 by above-mentioned pulling force driven pulley 21 moved and gives big pulling force to band saw tooth 23 to the direction that deviates from driving wheel 17, then its reaction force by about wheel carrier 13L, 13R and about sliding sleeve 11L, 11R with about guide pillar 7L, 7R bear.
Therefore, with in the past structure relatively, the pulling force of band saw tooth 23 can be become very big, the cutting bending in the time of can being suppressed at the high speed high-rate cutting can high accuracy and carry out high-rate cutting expeditiously.In other words, simplification, the lightweight of structure of the sawtooth frame of support drive wheel 17, driven pulley 21 can be sought, rigidity can be strengthened simultaneously according to said structure.
And, the upside moving part 23U of the band saw tooth 23 by ring-type is positioned at the rear side of guide pillar 7L, 7R, downside moving part 23L is positioned at the front side of guide pillar 7L, 7R, the size that also comprises the integrally-built fore-and-aft direction of guide pillar 7L, 7R can be suppressed to very little, thereby can seek miniaturization.Also have, the outside of the left and right directions of guide pillar 7L, 7R about being positioned at by driving wheel 17, driven pulley 21, with compare with the structure in the past of the outstanding state configuration of driving wheel 17, driven pulley 21 in the front side of above-mentioned guide pillar 7L, 7R, the cut-out that can suppress workpiece W adds the vibration in man-hour, can realize that the long lifetime of band saw tooth 23 and the precision of section improve.
Have again, front side at the sawtooth frame is provided with center of gravity, the gap of the top rear side of the top rear side of guide pillar 7L, 7R and sliding sleeve 11L, 11R remained on zero state, when so the moving part 23U contact workpiece W of the upside of band saw tooth 23 begins to cut off, can not produce and result from the impact etc. of existence in the gap between above-mentioned guide pillar 7L, 7R and sliding sleeve 11L, 11R, can sliding sleeve 11L, 11R be slided sleekly up and down with respect to guide pillar 7L, 7R.
In addition, as shown in Figure 2, the position of above-mentioned intersection point O is seen from the side, preferably is positioned at approximately equal position or the above-mentioned width D of width D from the fore-and-aft direction of above-mentioned guide pillar 7L, 7R.But, because the item in the design, also can be configured in from the width D of the fore-and-aft direction of above-mentioned guide pillar 7L, 7R along position that fore-and-aft direction departs from slightly.At this moment, had better not depart from too greatly,, preferably be suppressed in the front and back twice of width D of fore-and-aft direction of above-mentioned guide pillar 7L, 7R as Figure 28 and shown in Figure 29.
Then, with reference to description of drawings second embodiment of the present invention.
Fig. 3～Fig. 7 represents to have the twin columns horizontal band sawing machine 1 of band saw tooth installation auxiliary device of the present invention.Horizontal band sawing machine 1 has the base 3 of case shape, at this above base 3, in the rear of horizontal band sawing machine 1 (the inside side of paper in Fig. 3, left side in Fig. 5), be provided with and be used for moving into platform 4 being cut off the material that is cut off that material W moves on the horizontal band sawing machine 1, in the front side (face side of paper in Fig. 3, right side in Fig. 5) of horizontal band sawing machine 1, be provided with the product brace table 6 that supports the product W that cuts off with this horizontal band sawing machine 1.
Be cut off material move into be provided with on the platform 4 be cut off material W grip freely standing vice clamp 5F and the vice device (5F, 5M) of movable vice clamp 5M opposite disposed.The structure of this vice device 5 is general structures, is well-known, so omit the detailed description to vice device (5F, 5M).
Erect guide pillar 7L, 7R that pair of right and left is set on above-mentioned base 3, the upper end side of this guide pillar 7L, 7R connects integratedly by the connecting elements 9 that is used to improve intensity and keeps the depth of parallelism of guide pillar 7L, 7R.
There have sliding sleeve 11L, the 11R of drum to move up and down on guide pillar 7L, the 7R about above-mentioned to be chimeric freely, the outside portion, the left and right sides separately of sliding sleeve 11L, the 11R about this, and wheel carrier 13L, the 13R about having is fixing integratedly by welding etc. respectively.
Wheel carrier 13L, 13R about above-mentioned make upper side become rear side (make upper side become the inside side) in Fig. 3 and tilt.And, the lower side of above-mentioned sliding sleeve 11L, 11R and about wheel carrier 13L, the lower side of 13R, the beam member 14 long with left and right directions connects integratedly.
This beam member 14 or about wheel carrier 13L, 13R constitute to rotate the sawtooth frame that supports aftermentioned driving wheel, driven pulley freely, the C type shape of side opening can suppress height dimension on the formation.
As shown in Figure 6, above-mentioned wheel carrier 13R constitutes the double structure with upper bracket 13A and lower tray 13B, by supported the turning cylinder 15 of both end sides by above-mentioned carriage 13A, 13B up and down, driving wheel 17 rotates and is supported on freely between carriage 13A, the 13B up and down.
In addition, above-mentioned driving wheel 17 is rotated driving by the motor M (with reference to Fig. 4,6,7) that is installed on the above-mentioned wheel carrier 13R.
There have driven pulley 21 to rotate by turning cylinder 19 on the above-mentioned wheel carrier 13L in left side to be supported freely, on this driven pulley 21 and above-mentioned driving wheel 17 around being linked with sawtooth 23.And, be used for to relative to above-mentioned driving wheel 17 near or the direction that deviates from move pulling force that 21 pairs of above-mentioned band saw teeth 23 of above-mentioned driven pulley give pulling force and give device (omitting diagram) and be installed in above-mentioned wheel carrier 13L.
Above-mentioned pulling force gives device (omitting diagram), supporting seat by will supporting above-mentioned turning cylinder 19 (omitting diagram) relative to above-mentioned driving wheel 17 near or the direction that deviates from move and give pulling force band saw tooth 23, for example constitute by hydraulic cylinder or screw mechanism etc., it is well-known that this pulling force gives device, so omit the more detailed explanation that pulling force is given device.And, move up and down in order to make above-mentioned sawtooth frame, be provided with for example moving up and down as hydraulic cylinder with hydraulic transmission (omitting diagram).
As Fig. 5 and Fig. 6 very clearly represent, above-mentioned driving wheel 17 and driven pulley 21 tilt forward and back, thereby the upper side that makes driving wheel 17, driven pulley 21 when seeing in the side of left and right directions is arranged in the rear side (on Fig. 6 right side) of above-mentioned guide pillar 7L, 7R, makes the following side of above-mentioned driving wheel 17, driven pulley 21 be arranged in the front side (in Fig. 6 left side) of above-mentioned guide pillar 7L, 7R.
Therefore, be positioned at the rear side of above-mentioned a pair of guide pillar 7L, 7R around the upside moving part 23U of the linearity that hangs over the above-mentioned band saw tooth 23 on above-mentioned driving wheel 17 and the driven pulley 21, the downside moving part 23L of the linearity of band saw tooth 23 is positioned at the front side of above-mentioned guide pillar 7L, 7R.
And, in order to cut off the above-mentioned material W that is cut off, on above-mentioned sawtooth frame, have mobile sawtooth guide 24 (sawtooth guide) that the crown directed in orthogonal downward direction of the sawtooth that makes above-mentioned upside moving part 23U turned round and fixing sawtooth guide 26 (sawtooth guide) (with reference to Fig. 7) with above-mentioned upside moving part 23U.
Also have, the above-mentioned downside moving part 23L of band saw tooth 23 is even also be positioned at the downside that is cut off the materials for support face of above-mentioned vice device 5 when above-mentioned sawtooth frame rises to the extreme higher position.
As in the above structure,, the workpiece W that is gripped by vice device 5 can be cut off with moving part 23U by rotating drive driving wheel 17 and decline sawtooth frame.
In addition, as Fig. 3, Fig. 7 very clearly represent, superjacent air space at the upside moving part 23U of above-mentioned band saw tooth 23, have and follow moving up and down of above-mentioned sawtooth frame and the wayrod 127 of lifting is parallel with above-mentioned upside moving part 23U and along continuous straight runs extend to be provided with, on this wayrod 127, be provided with to be used to detect the upside moving part 23U of above-mentioned band saw tooth 23 near the tabular detection head 129 nearby that is cut off material W.
Below describe about the band saw tooth installation auxiliary device 30 of major part of the present invention.
As Fig. 3～shown in Figure 6, both sides at the product brace table 6 of the front side that is located at horizontal band sawing machine 1, be provided with band saw tooth guider 31, when this band saw tooth guider 31 is installed the band saw tooth of above-mentioned ring-type on above-mentioned driving wheel and driven pulley with the peripheral part guiding of about zone line of the downside moving part 23L of the band saw tooth 23 of this ring-type to above-mentioned driving wheel and driven pulley.
In further detail, this band saw tooth guider 31 (band saw tooth introducing device), both sides at the product brace table 6 of the front side that is located at above-mentioned horizontal band sawing machine 1 are provided with top band saw tooth guide 33 (top band saw tooth introducing device), to be arranged on the base station 3 of above-mentioned horizontal band sawing machine 1 with these top band saw tooth guide 33 opposed bottom band saw tooth guides 35 (bottom band saw tooth introducing device) simultaneously, between top band saw tooth guide 33 and bottom band saw tooth guide 35, be formed with the crack 37 that about zone line of the downside moving part 23L that can make band saw tooth 23 passes through with width wideer a little than the thickness of slab of band saw tooth.
Use the band saw tooth exchange servicing unit of the horizontal band sawing machine of said structure, the operation of operator OP exchange zone sawtooth 23 is described.
1. at first above-mentioned sawtooth guide is adjusted into proper spacing according to the width that is cut off material.
2. then, insert the band saw tooth (with reference to Fig. 8) of above-mentioned ring-type from the top of above-mentioned guide pillar.
3. the upside moving part of the band saw tooth of this ring-type is inserted and be fixed on the above-mentioned sawtooth guide (with reference to Fig. 9).
4. the downside moving part of the band saw tooth of the ring-type crack by above-mentioned band saw tooth guide is inserted the peripheral part (with reference to Figure 10, Figure 11) that is installed to above-mentioned driving wheel and driven pulley.
5. giving device to mounted band saw tooth by pulling force at last gives suitable pulling force and finishes installation.
In addition, when dismounting band saw tooth, thereby the order of carrying out above-mentioned operation is on the contrary dismantled easily.
As mentioned above, use band saw tooth installation auxiliary device of the present invention, can not need special band saw tooth automatic clearing apparatus, by people of operator mounting strap sawtooth easily and safely.
Promptly, when being installed to the remaining part beyond the upside movable part on driving wheel and the driven pulley, crack by band saw tooth guider inserts, so that the direction of the downside moving part 23L of the band saw tooth of ring-type is fixed, be installed to the peripheral part of driving wheel and driven pulley easily.
And, because the direction of band saw tooth is indefinite, therefore there is not the tooth portion contact zones sawing machine apparatus main body of band saw tooth and damages tooth portion or make the injured thing of apparatus main body.
In addition, what represent with total symbol 40 on Fig. 3, Fig. 6 of embodiment and Fig. 7 is the cutting powder removal device 40 with wire brush of the driving of being rotated, because be not major part of the present invention, so detailed.
Then, with reference to description of drawings the 3rd embodiment of the present invention.
With reference to Figure 12～Figure 14, have pedestal 203 as for example horizontal band sawing machine 201 of the sawing machine of the 3rd embodiment, guide pillar 205 is set erectting about in Figure 12 on this pedestal 203.On this guide pillar 205, in pretend can be directed slidably by guiding elements 209 for the sawtooth frame 207 of the band saw tooth B of cutting element with moving up and down.And moving up and down of above-mentioned sawtooth frame 207 carried out with the work of hydraulic cylinder 211 by for example lifting as sawtooth incision drive unit that is located on the pedestal 203.Can control with the effect of hydraulic cylinder 211 by this lifting incision or the rising of band saw tooth B as the workpiece W that is cut material deviated from.
And, in Figure 12, be provided with sawtooth position probing encoder 213 on the guiding elements 209 in left side, the translational speed of above-mentioned sawtooth frame 207, promptly the cutting speed of band saw tooth B, is controlled with feedback with encoder 213 by the sawtooth position probing.
The cradle portion 215,217 of sawtooth frame 207 about both sides have isolator, about each cradle portion 215,217 connect by not shown beam member, about cradle portion 215,217 between have the cradle portion 219 that band saw tooth B is passed through along above-mentioned beam member.And, on the cradle portion 215,217 about above-mentioned guiding elements 209 is fixed on integratedly.
On the cradle portion 215,217 of sawtooth frame 207 respectively by adorning driving wheel 221, driven pulley 223 in the axle 225,227, on driving wheel 221 and driven pulley 223 around the band saw tooth B of link shape.For example DYN dynamic sawtooth motor 229 is connected on the axle 225 of driving wheel 221.And narrate in the back about the detailed content of structure of the part that is connected of the axle 225 of this sawtooth motor 229 and driving wheel 221.
If above-mentioned sawtooth motor 229 is driven, then driving wheel 221 is rotated by axle 225, be that cutting workpiece W is moved driving therefore around the band saw tooth B that hangs on driving wheel 221 and the driven pulley 223.
Stationary bushing 231 (be called not only " lobus dexter sheet guide "), mobile lining 233 (but also be called " lobus sinister sheet guide ") are installed on above-mentioned guiding elements 209, by the backing plate mechanism on each top that is arranged on this stationary bushing 231 and mobile lining 233 235,237, at the cutting zone S of band saw tooth B cutting workpiece W, the crown portion that makes band saw tooth B is towards vertical lower ground guide support band saw tooth B.And stationary bushing 231 is fixedly mounted on the guiding elements 209, and mobile lining 233 is installed on the guiding elements 209 by for example driving drive units such as hydraulic cylinder or ball screw freely for the size position adjustments of corresponding workpiece W.
And, be provided with the workbench 239 of place work piece W on the top of pedestal 203, on this workbench 239, be provided with by the benchmark vice clamp 241 and the main body vice device 245 that constitutes of movable vice clamp 243 that workpiece W are gripped freely.In further detail, benchmark vice clamp 241 is arranged on the benchmark vice line BL of width of workpiece W, movable vice clamp 243 with respect to benchmark vice clamp 241 near or the direction that deviates from move freely and be provided with.
Below, describe with reference to the sawtooth drive unit 247 of accompanying drawing about the major part that constitutes the 3rd embodiment of the present invention.
Together with reference to Figure 15～Figure 17, as sawtooth drive unit 247, as shown in figure 17 the axle 225 of driving wheel 221 by the pillow profile shaft that is located at cradle portion 215 in Figure 17 left side hold 249 rotate supported freely, driving wheel 221 be inserted on the above-mentioned axle 225 by key 251 connect, fixing.
And above-mentioned axle 225 is given prominence on the inside of cradle portion 215 side (right side in Figure 17), and sawtooth driving mechanism 253 is connected the ledge of axle 225 for the above-mentioned axle 225 of rotating drive and is located at the inside side of cradle portion 215.In addition, in this embodiment, sawtooth driving mechanism 253 comprises the reductor 255 of open-core type and the sawtooth motor 229 that is connected with this reductor 255, forms along sawtooth rotation direction rotation floating structure freely.
That is, sawtooth driving mechanism 253, above-mentioned reductor 255 is connected axle 225 ledge by key 257, the directions X of the platen member 259 restriction Figure 17 on the top of the ledge by being located at above-mentioned axle 225.And as shown in figure 15, the guide part 263 of the inside of the shell 261 of reductor 255 by being located at cradle portion 215 forms along the sawtooth rotation direction and rotates freely floating structure.For example, the long gathering sill 263A of circumferencial direction that the edge is the center with above-mentioned axle 225 is located at the inside of cradle portion 215, for the guide finger 263B that is cooperated by above-mentioned gathering sill 263A guiding is located on the shell 261 of reductor 255.
And, workpiece W is cut by band saw tooth B and adds man-hour, greater impact such as cutting resistance or impulsive force (reaction force) is applied on the band saw tooth B, is used for above-mentioned reaction force is absorbed the sawtooth reaction force buffer unit 265 that diminishes but be provided with in the inside of cradle portion 215 side.
As Figure 15, Figure 16, Figure 13 and shown in Figure 14, sawtooth reaction force buffer unit 265 as the 3rd embodiment, for example, the block structured torque arm 267 that makes slab is fixed on the inside of cradle portion 215 for being positioned near the and outstanding of above-mentioned reductor 255, on above-mentioned torque arm 267, be provided with otch window portion 269, for example having the buffer component 271 that the resin material of elastic performance constitutes and be fixed in this otch window portion 269 as buffer part by axle 273 by polyurethane or rubber etc.In further detail, in this embodiment, as shown in figure 15,271 one-tenth drums of buffer component are inserted logical and are maintained fixed by torque arm 267 at the above-mentioned axle of the hole of this buffer component 271 273.
Have, the mating component 275 usefulness bolt B T of the cooperating recesses 275A that for example has about semicircle shape of the auxiliary section that cooperates as the periphery with above-mentioned buffer component 271 are fixed on the side (left surface in Figure 15) of the shell 261 of above-mentioned reductor 255 again.
According to said structure, the rotating drive by sawtooth motor 229 is rotated driving wheel 221, makes annularly and moves rotation around the band saw tooth B that hangs on driving wheel 221 and the driven pulley 223.
The band saw tooth B of cutting zone S, between the backing plate mechanism 237 of the backing plate mechanism 235 of stationary bushing 231 and mobile lining 233, be directed vertically down supporting, and by rotating from mobile lining 233 1 lateral fixation linings 231 1 side shiftings on one side, sawtooth frame 7 is descended with hydraulic cylinder 211 by lifting, use benchmark vice clamp 241 and movable vice clamp 243 fixing workpiece W to be cut off processing by above-mentioned band saw tooth B.
The torque of sawtooth motor 229 utilizes the rotation of axle 225, driving wheel 221 to be delivered on the band saw tooth B by reductor 255.Workpiece W is cut by band saw tooth B and adds man-hour, greater impact such as cutting resistance or impulsive force is applied on the band saw tooth B, then band saw tooth B damages or becomes the reason of vibration or noise, and sawtooth reaction force buffer unit 265 can diminish the absorption of reaction forces such as above-mentioned cutting resistance or impulsive force.
In a word, as mentioned above if greater impacts such as cutting resistance or impulsive force load is applied on the band saw tooth B, then reductor 255 and sawtooth motor 229 are (promptly, sawtooth driving mechanism 253), constitute quick condition with respect to cradle portion 215 along the sawtooth rotation direction, on the rotation moving direction of band saw tooth B and rightabout, produce reaction force so be the center with axle 225, therefore as the double dot dash line of Figure 15 be shown in rotation along clockwise direction among Figure 15.
Accompany therewith, the mating component 275 of side that is located at the shell 261 of reductor 255 also rotates along equidirectional, and the elastic performance of the buffer component 271 that the cooperating recesses 275A by mating component 275 is cooperated absorbs above-mentioned reaction force.Therefore, can reduce or damage of the band saw tooth B that prevents from the past to produce, vibration, noise etc., help to prolong the sawtooth life-span.
In addition, if eliminate above-mentioned reaction force, then mating component 275 returns the origin-location by the elastic force of buffer component 271, and institute is so that sawtooth driving mechanism 253 is got back to the origin-location.
Below, describe with reference to the sawtooth reaction force buffer unit 277 of accompanying drawing about the 4th embodiment.And the member identical with above-mentioned the 3rd embodiment describes with same-sign, and different parts mainly is described.The detailed description of other same section will be omitted.
With reference to Figure 18, as sawtooth reaction force buffer unit 277, two torque pieces 279 in Figure 18 by predetermined space be positioned at opposite one another up and down above-mentioned reductor 255 near and the outstanding the inside that is arranged on cradle portion 215, be provided with not shown guiding hole portion on two torque pieces 279, the axis of guide 281 is inserted logical in above-mentioned guiding hole portion sliding freely.And, the dual nut member 283 that screws togather as lock portion at the two ends of the axis of guide 281.
And at about center fixed mating component 285 of the above-mentioned axis of guide 281, the base portion of mating component 85 is fixed on the side (left surface in Figure 18) of the shell 261 of above-mentioned reductor 255 with bolt B T.Also have, reel respectively as for example spring 287A, the 287B of buffer part in both sides up and down in Figure 18 of the axis of guide 281, and the side of each spring 287A, 287B and mating component 285 and the medial surface of torque piece 279 are provided with contiguously.
According to said structure, when the machining of workpiece W, because greater impacts such as cutting resistance or impulsive force are applied on the band saw tooth B, by its reaction force sawtooth driving mechanism 253 is rotated along clockwise direction in Figure 18, the mating component 285 of side that is located at the shell 261 of reductor 255 also rotates with equidirectional, but the elastic force of the spring 287A by upside among Figure 18 absorbs above-mentioned reaction force.Therefore, can obtain and the identical action effect of above-mentioned the 3rd embodiment.And if above-mentioned reaction force is eliminated, then mating component 285 returns the origin-location by the elastic force of the spring 287A of upside, and institute is so that sawtooth driving mechanism 253 is got back to the origin-location.
Below, describe with reference to the sawtooth reaction force buffer unit 289 of accompanying drawing the 5th embodiment.And the member identical with above-mentioned the 3rd embodiment describes with same-sign, and different parts mainly is described.The detailed description of other same section will be omitted.
With reference to Figure 19, as sawtooth reaction force buffer unit 289, as the damper device of the band damper springs 291 of for example gas spring of buffer part etc., in Figure 19 upside be positioned at above-mentioned reductor 255 near and be supported on the inside of cradle portion 215 with axle.On the other hand, mating component 293 usefulness bolt B T are fixed on the side (left surface in Figure 19) of the shell 261 of above-mentioned reductor 255, and the top of above-mentioned mating component 293 is by one distolateral support and connection of above-mentioned band damper springs 291.
According to said structure, when the machining of workpiece W, because greater impacts such as cutting resistance or impulsive force are applied on the band saw tooth B, by its reaction force sawtooth driving mechanism 253 is rotated along clockwise direction in Figure 19, the mating component 293 of side that is located at the shell 261 of reductor 255 also rotates with equidirectional, but absorbs above-mentioned reaction force by the elastic force of band damper springs 291 among Figure 19.Therefore, can obtain and the identical action effect of above-mentioned the 3rd embodiment.And if above-mentioned reaction force is eliminated, then mating component 293 returns the origin-location by the elastic force of band damper springs 291, and institute is so that sawtooth driving mechanism 253 is got back to the origin-location.
Below, describe with reference to the sawtooth reaction force buffer unit 295 of accompanying drawing the 6th embodiment.And the member identical with above-mentioned the 3rd embodiment describes with same-sign, and different parts mainly is described.The detailed description of other same section will be omitted.
With reference to Figure 20, as sawtooth reaction force buffer unit 295, be provided with the vibration generating arrangement 297 that sawtooth driving mechanism 253 is vibrated, this vibration generating arrangement 297 constitutes so-called buffer part.
As this vibration generating arrangement 297, as for example plectane 299 of rotor be positioned at above-mentioned reductor 255 near, rotate the inside that is arranged on cradle portion 215 freely, miniature motor 301 rotating drive of above-mentioned plectane 299 by axle 299A by being connected on axle 299A.On the other hand, mating component 303 usefulness bolt B T are fixed on the side (left surface in Figure 20) of the shell 261 of above-mentioned reductor 255, top at above-mentioned mating component 303, axle is supported with an end of the connecting elements 305 that forms link component, the other end of above-mentioned connecting elements 305 with axle be supported on above-mentioned plectane 299 outer Monday side a place, constitute linkage.
And, represented that in Figure 20 plectane 299 is connected on the miniature motor 301 in the front side near paper, and in fact, for example miniature motor 301 is connected on the axle 299A of plectane 299 by rotating transmission device, the axle support section of connecting elements 305 and plectane 299 is followed the rotation of plectane 299 and is rotated, thereby above-mentioned connecting elements 305 is moved back and forth.
According to said structure,, mating component 303 is moved back and forth by connecting elements 305 by plectane 299 usefulness miniature motors 301 rotating drive.Move back and forth by this, the shell 261 of reductor 255 is that the center in rotational direction moves back and forth and produces small vibration with axle 225.Thus, band saw tooth B vibrates along cutting direction, so can obtain being applied to the effect that greater impacts such as cutting resistance on the band saw tooth B or impulsive force are weakened when the machining of workpiece W.
And, padded coamings such as rubber, polyurethane (omitting diagram) are set by the centre between above-mentioned connecting elements 305, the reaction force of the band saw tooth B that produces when the machining of workpiece W is absorbed more effectively by above-mentioned padded coaming.
In addition, the invention is not restricted to above-mentioned the 3rd～the 6th embodiment, can otherwise implement by carrying out suitable change.Be illustrated as an example with horizontal band sawing machine as sawing machine in this embodiment, but vertical band sawing machine and other band sawing machine also can.
Below, the 7th embodiment that present invention will be described in detail with reference to the accompanying.
With reference to Figure 27, comprise as for example horizontal band sawing machine 401 of band sawing machine: size conveyance and the cut-out cut off add the Ministry of worker 403 in accordance with regulations with workpiece W; Be used to place the support portion 405 of supporting workpiece W; And workpiece W gripped and the portion of vice mechanism 407 of size conveyance in accordance with regulations etc.
Above-mentioned cut-out adds the Ministry of worker 403 and is made of band saw tooth 409, sawtooth frame 411 etc., there have driving wheel 417 and driven pulley 419 to rotate respectively in the sawtooth frame portion 415 in sawtooth frame portion 413, the left side on right side in Figure 27 of this sawtooth frame 411 to be supported freely, states band saw tooth 409 around hanging up simultaneously on driving wheel 417 and driven pulley 419.The sawtooth frame portion 415 usefulness beam members 421 in the sawtooth frame portion 413 on above-mentioned right side and left side are connected, and by a plurality of bracing frames 423 link 425 that extends along left and right directions are installed on this beam member 421 in Figure 27.Be provided with the movable sawtooth guide 427M that direction to the left and right moves in the left side of this link 425, be provided with fixedly sawtooth guide 427F simultaneously on the right side of link 425.
The a plurality of support wheels 429 that are used to place supporting workpiece W on above-mentioned support portion 405 rotate with proper spacing and are located at support 431 freely, simultaneously at the place ahead of this support 431 right-hand workbench 433 that disposes in Figure 27.Workpiece W from the rear conveyance of X-direction (left and right directions among Figure 27) to the X-axis rear to the place ahead, be held fixing by portion of vice mechanism 407.Above-mentioned each support wheel 429 is not rotated freely at the wheel carrier 435 that is provided with integratedly with support 431 on about total length in the conveyance path of workpiece W and is supported.
Portion 407 of above-mentioned vice mechanism is made of main body vice 437 and feeding vice 439.Main body vice 437 comprises main body standing vice clamp 441 and moves back and forth freely the movable vice clamp 443 of main body with respect to this main body standing vice clamp 441 to the direction that is toward or away from, and is configured in position before the off-position that above-mentioned band saw tooth 409 forms.Feeding vice 439, the same with main body vice 437, comprise the movable vice clamp 447 of feeding standing vice clamp 445 and feeding, this feeding vice 443 is toward or away from freely (free to advance or retreat) along the direction of main body vice 437 and constitutes.And the movable vice clamp 447 of feeding is by the fluid pressure mechanism 449 of picture hydraulic cylinder, and is free to advance or retreat along the direction of feeding standing vice clamp 445.This fluid pressure mechanism 449 moves supported by vice seat 451 freely along Y direction.
Below, in band sawing machine of the present invention, cut off the position relation of processed workpiece W and band saw tooth 505 with reference to description of drawings.
For example shown in Figure 25 (A), in horizontal band sawing machine, under the state of workpiece W being used back vice 501 that constitutes by standing vice clamp 501F and mobile vice clamp 501M and the preceding vice that constitutes by standing vice clamp 503F and mobile vice clamp 503M 503 fix, band saw tooth 505 is for example descended from the top above-mentioned workpiece W is cut off processing.And, after cutting off processing, shown in Figure 25 (B), make above-mentioned back vice 501 and preceding vice 503 respectively rearward, the place ahead moves, leave band saw tooth 505 after, make the band saw tooth get back to original position.
Yet, in occasion as shown in figure 26, promptly, at back vice 501 with make the occasion that the main body vice 507 that is made of standing vice clamp 507F and mobile vice clamp 507M is set between the Working position that band saw tooth 505 passes through, vice 501 workpiece W can leave from band saw tooth 505 by the back, cannot leave from band saw tooth 505 and cut off material WA.Be necessary the vice that can move along the conveyance direction to be set in addition cutting off material WA side, but must raise the cost and add large space across band saw tooth 505.
Figure 21 has improved above-mentioned movable sawtooth guide 427M, fixing sawtooth guide 427F.Below be elaborated.
As shown in figure 21, above-mentioned movable sawtooth guide 427M, fixing sawtooth guide 427F, in the lower end of leading truck 453, be provided with guide body 455, the top of this guide body 455 is supported with the screw 457 of the front and back of the inboard that is located at leading truck 453, be installed in simultaneously guide body 455 top screw 459 last end in contact leading truck 453 top below.
Be formed with the groove 461 of the anti-U word shape of lower opening in the bottom of above-mentioned guide body 455.In the front side (right side in Figure 21) of this groove 461, front side lining 463 is fixed on the bottom of guide body 455 by bolt 465, simultaneously, in the rear side (left side in Figure 21) of above-mentioned groove 461, the above-mentioned relatively front side of rear side lining 467 lining 463 seesaws and is arranged on the bottom of guide body 455 freely.Left side in Figure 21 in the bottom of above-mentioned guide body 455 is provided with piece 469.Form the hydraulic pressure chamber 471 of hydraulic cylinder in this piece 469 and between in the guide body 455, in this hydraulic pressure chamber 471, be provided with piston rod 473.The top of this piston rod 473 is fixed on the above-mentioned rear side lining 467 with screw 475.Above-mentioned hydraulic pressure chamber 471 is communicated with pipeline 477 in being located at piece 469.Piston rod 473 is used as for example afterburning to the left as the active force of the spring 479 of helical spring, disk spring of elastic component.
The above-mentioned band saw tooth 409 that for example has 90 degree turn round between above-mentioned front side lining 463 and rear side lining 467 enters, and is provided in the above-mentioned guide body 455 by pinch roller 481 at the rear side (upside in Figure 21) of this band saw tooth 409.
In addition, in Figure 21, grooving (width of the groove by the cutting of wide sawtooth) is represented with DC.
According to said structure, the pressure fluid of service 477 is sent to hydraulic pressure chamber 471, thereby active force right side in Figure 21 of piston rod 473 antagonistic springs 479 is moved, thus rear side lining 467 also forwards (right-hand in Figure 21) move.Its result as shown in figure 21, guides above-mentioned band saw tooth 409 to move with the effect of front side lining 463 and rear side lining 467.And by extracting pressure fluid out with hydraulic pressure chamber 471, move in the active force of piston rod 473 usefulness springs 479 left side in Figure 21, thereby as shown in figure 22, rear side lining 467 rearward moves relative to front side lining 463 and is opened.Its result, as shown in figure 22, band saw tooth 409 is that fulcrum is tilted to the right with the upper end of front side lining 463.
Shown in Figure 23 (A), Figure 23 (B), feeding standing vice clamp 445 and the movable vice clamp 447 of feeding by feeding vice 443, with workpiece W after the length that a right conveyance is wished, by the main body standing vice clamp 439 and the movable vice clamp 441 holding workpiece W of main body of main body vice 437.Then, decline band saw tooth 409 cuts off processing.Afterwards, when making band saw tooth 409 get back to the origin-location, shown in Figure 24 (A) with feeding vice 443 with workpiece W rearward in Figure 24 (A) left move, simultaneously relative to front side lining 463 make rear side lining 467 rearward in Figure 22 left move, thereby rear side lining 467 is opened, with band saw tooth 409 turn round Hui Li such as Figure 24 (B) represents with double dot dash line, upper end with front side lining 463 is that fulcrum tilts band saw tooth 409, can be from the workpiece W of both sides, the section that cuts off material WA is let slip the crown of band saw tooth 409, band saw tooth 409 is risen get back to original position.So, because workpiece W do not contact with band saw tooth 409, therefore do not have the moving structure of main body vice 437 and band saw tooth to let slip application specific architecture such as structure also passable.
And in addition the scope that the crown that the scope that seesaws of above-mentioned rear side lining 467 is set the band saw tooth 409 that allow to move for leaves from the section of workpiece W so need not make rear side lining 467 rearward move.
The invention is not restricted to above-mentioned embodiment, can otherwise implement by carrying out suitable change.Be illustrated as an example with horizontal band sawing machine as band sawing machine, but vertical band sawing machine also can.In the foregoing invention embodiment, for example understand the mode that relative front side lining 463 seesaws rear side lining 467, but also relatively rear side lining 467 front side lining 463 is seesawed.
In addition, the full content of Japanese patent application the 2003-No. 376790 (application on November 6th, 2003), Japanese patent application the 2004-No. 147415 (application on May 18th, 2004), Japanese patent application the 2004-No. 139690 (application on May 10th, 2004) and Japanese patent application the 2002-No. 204160 (application on July 12nd, 2002) enrolls in the present specification as reference.
The invention is not restricted to the explanation of first of foregoing invention～the 7th embodiment, can implement with other variety of way by carrying out suitable change.

Claims (20)

1. band sawing machine is rotating on the driving wheel that is supported on freely on the sawtooth frame that moves up and down freely and the driven pulley around the band saw tooth of link shape, it is characterized in that:
The a pair of guide pillar that guides above-mentioned sawtooth frame along the vertical direction is set between above-mentioned driving wheel and driven pulley;
The upside moving part that disposes above-mentioned band saw tooth at the front side or the rear side of above-mentioned guide pillar; And
A side that does not dispose the upside moving part in the rear side of above-mentioned guide pillar or front side disposes the downside moving part of above-mentioned band saw tooth;
Above-mentioned sawtooth frame is the C type shape that goes up side opening;
The upper end side of above-mentioned a pair of guide pillar is connected integratedly by connecting elements.
2. band sawing machine according to claim 1 is characterized in that:
When seeing above-mentioned band sawing machine from the side, the intersection location of the center line that the axle center of above-mentioned driving wheel and above-mentioned driven pulley and wheel are wide is positioned at the position that the fore-and-aft direction width from the above-mentioned guide pillar of seeing from the side approximately equates.
3. band sawing machine according to claim 2 is characterized in that:
Above-mentioned band sawing machine also has the sawtooth guide, the sawtooth guide that the tooth portion directed in orthogonal downward direction of the upside moving part of above-mentioned band saw tooth has been turned round; And
A side that is positioned at the bottom when above-mentioned sawtooth frame tilts is provided with center of gravity.
4. band sawing machine has:
The sawtooth frame, lifting is provided with and makes the relative horizontal plane in rear of above-mentioned sawtooth frame 45 degree that tilt upward freely along the vertical direction;
A pair of guide pillar, lifting guide above-mentioned sawtooth frame freely;
Driving wheel and driven pulley, rotating drive are supported on the above-mentioned sawtooth frame with axle freely;
The band saw tooth of ring-type moves around hanging over to rotate on above-mentioned driving wheel and the driven pulley with suitable pulling force; And
A pair of sawtooth guide is located on the above-mentioned sawtooth frame, makes below the tooth portion of the portion that moves horizontally of the upside moving part of the band saw tooth of the above-mentioned ring-type that moves between above-mentioned driving wheel and the driven pulley is positioned at, and vertically turned round and guided above-mentioned band saw tooth,
In said structure,
Band saw tooth introducing device is set in the front side of above-mentioned band sawing machine, when it installs the band saw tooth of above-mentioned ring-type on above-mentioned driving wheel and driven pulley, the zone line of the downside moving part of the band saw tooth of above-mentioned ring-type is incorporated into the peripheral part of above-mentioned driving wheel and driven pulley.
5. band sawing machine according to claim 4 is characterized in that:
Above-mentioned band saw tooth introducing device is included in top band saw tooth introducing device that the both sides of the product brace table of the front side that is located at above-mentioned band sawing machine are provided with and relative above-mentioned top band saw tooth on the base station of the above-mentioned band sawing machine bottom band saw tooth introducing device that device is provided with that induces one; And
Between above-mentioned top band saw tooth introducing device and bottom band saw tooth introducing device, be formed with the crack that the zone line of the downside moving part that can make above-mentioned band saw tooth passes through.
6. the sawtooth installation method of a band sawing machine, be used to have the band sawing machine of following each one: lifting is provided with freely along the vertical direction, and makes tilt the upward sawtooth framves of 45 degree of the relative horizontal plane in its rear; Lifting guides a pair of guide pillar of above-mentioned sawtooth frame freely; Rotating drive is supported on driving wheel and driven pulley on the above-mentioned sawtooth frame with axle freely; Rotate the band saw tooth of the ring-type that moves around hanging on above-mentioned driving wheel and the above-mentioned driven pulley with suitable pulling force; To be arranged on the above-mentioned sawtooth frame, to have turned round a pair of sawtooth guide that guides above-mentioned band saw tooth in order making below the tooth portion of the portion that moves horizontally of the upside moving part of the band saw tooth of the above-mentioned ring-type that moves between above-mentioned driving wheel and the driven pulley is positioned at and along vertical direction; And, when on above-mentioned driving wheel and driven pulley, the band saw tooth of above-mentioned ring-type being installed, the zone line of the downside moving part of the band saw tooth of above-mentioned ring-type is incorporated into the band saw tooth introducing device of formation crack of the peripheral part of above-mentioned driving wheel and driven pulley, this method may further comprise the steps:
(1). above-mentioned sawtooth guide is adjusted into the step of appropriate intervals according to the width that is cut off material;
(2). insert the step of the band saw tooth of above-mentioned ring-type from the top of above-mentioned guide pillar;
(3). the upside moving part of the band saw tooth of this ring-type is inserted the step that is fixed to above-mentioned sawtooth guide;
(4). the downside moving part of the band saw tooth of this ring-type crack by above-mentioned band saw tooth introducing device inserted and the downside moving part of the band saw tooth of this ring-type is installed to the step of the peripheral part of above-mentioned driving wheel and driven pulley; And,
(5). give the step that device gives suitable pulling force to mounted band saw tooth by pulling force.
7. the sawtooth driving method of a band sawing machine, be used for rotating on the driving wheel be supported on axle freely on the sawtooth frame and the driven pulley around link shape sawtooth, by making above-mentioned sawtooth move rotation with sawtooth driving mechanism rotating drive above-mentioned driving wheel, come the band sawing machine of slicing material by this sawtooth that moves rotation, this method may further comprise the steps:
The state that above-mentioned sawtooth driving mechanism is floated along the sawtooth rotation direction with above-mentioned relatively sawtooth frame is connected on the axle of above-mentioned driving wheel;
The buffer part that has by above-mentioned sawtooth frame limits the sawtooth rotation direction of above-mentioned sawtooth driving mechanism; And
Reduce the reaction force of generation in sawtooth drives with above-mentioned buffer part.
8. sawtooth driving method according to claim 7 is characterized in that,
Above-mentioned buffer part is the resin material with elastic performance.
9. sawtooth driving method according to claim 7 is characterized in that,
Above-mentioned buffer part is the disc spring body.
10. sawtooth driving method according to claim 7 is characterized in that,
Above-mentioned buffer part is a damper device.
11. sawtooth driving method according to claim 7 is characterized in that,
Above-mentioned buffer part is the vibration generating arrangement that above-mentioned sawtooth driving mechanism is vibrated.
12. sawtooth driving method according to claim 7 also is used to have the band sawing machine of following each one: the rear side that cuts off the cut-out Working position of processing with the band saw tooth at the workpiece that will process is clamped freely the feeding vice of seesawing of the main body vice of above-mentioned workpiece and conveyance workpiece; Have and make above-mentioned band saw tooth around the driving wheel of hanging and the sawtooth frame of driven pulley; And on this sawtooth frame, turned round a pair of sawtooth guide that moves the pilot tape sawtooth in the above-mentioned band saw tooth, this method may further comprise the steps:
After cutting off processing work, above-mentioned feeding vice is rearward moved from cutting off Working position rearward let slip workpiece with above-mentioned band saw tooth;
The front side lining that is oppositely arranged on the top of above-mentioned sawtooth guide makes the rear side lining rearward move and make the rear side liner opens; And
Make above-mentioned band saw tooth get back to the origin-location.
13. sawtooth driving method according to claim 12 is characterized in that,
The scope that the scope that seesaws of above-mentioned rear side lining is left from the section of workpiece for the crown of the band saw tooth that allow to move.
14. a band sawing machine has: at the sawtooth that rotates on the driving wheel be supported on axle freely on the sawtooth frame and the driven pulley around the link shape; And the above-mentioned driving wheel of rotating drive and make above-mentioned sawtooth move the sawtooth driving mechanism of rotation,
In said structure,
Above-mentioned sawtooth driving mechanism is arranged to floating structure on above-mentioned relatively sawtooth frame is connected above-mentioned driving wheel with the state that floats along the sawtooth rotation direction the axle; And,
With the sawtooth rotation direction of the above-mentioned sawtooth driving mechanism of restriction and the buffer part that reduces the reaction force that in sawtooth drives, produces be located on the above-mentioned sawtooth frame.
15. band sawing machine according to claim 14 is characterized in that,
Above-mentioned buffer part is made of the resin material with elastic performance.
16. band sawing machine according to claim 14 is characterized in that,
Above-mentioned buffer part is made of the disc spring body.
17. band sawing machine according to claim 14 is characterized in that,
Above-mentioned buffer part is made of damper device.
18. band sawing machine according to claim 14 is characterized in that,
Above-mentioned buffer part is made of the vibration generating arrangement that above-mentioned sawtooth driving mechanism is vibrated.
19. band sawing machine according to claim 14 also has: the rear side that cuts off the cut-out Working position of processing with the band saw tooth at the workpiece that will process is clamped freely the feeding vice of seesawing of the main body vice of above-mentioned workpiece and conveyance workpiece; Have around hanging up the driving wheel of stating the band saw tooth and the sawtooth frame of driven pulley; And on above-mentioned sawtooth frame, turned round in the above-mentioned band saw tooth, a pair of sawtooth guide of mobile pilot tape sawtooth,
In said structure,
On the top of above-mentioned sawtooth guide, fixedly install front side lining or rear side lining; And,
Seesaw and be provided with one that does not fixedly install in above-mentioned front side lining and the above-mentioned rear side lining freely.
20. band sawing machine according to claim 19 is characterized in that,
The scope that one the scope that seesaws that is provided with for seesawing freely in above-mentioned front side lining and the rear side lining is left from the section of workpiece for the crown of the band saw tooth that allows to move.
CNB2004800399092A 2003-11-06 2004-11-04 Band saw machine, and saw blade attaching method, saw blade driving method and cutting method in band saw machine Expired - Fee Related CN100522437C (en)

Applications Claiming Priority (4)

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JP2003376790 2003-11-06
JP376790/2003 2003-11-06
JP139690/2004 2004-05-10
JP147415/2004 2004-05-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105313184B (en) * 2015-12-01 2017-06-16 闽侯县闽泰机械有限公司 Multi-functional many band saws and its installation method
CN106334834A (en) * 2016-10-19 2017-01-18 陈明 Hardware cutting device convenient to use

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Publication number Priority date Publication date Assignee Title
US4363254A (en) * 1979-12-28 1982-12-14 Amada Company, Limited Horizontal bandsaw machine
FR2572007A1 (en) * 1984-06-25 1986-04-25 Amada Co Ltd Band saw
CN1187402A (en) * 1997-01-04 1998-07-15 张圣玉 Band saw
CN2329471Y (en) * 1998-01-15 1999-07-21 顾关耀 Digital display double-column horizontal automatic band sawing machine
EP0967041A1 (en) * 1998-06-26 1999-12-29 KEURO Besitz GmbH & Co. EDV-Dienstleistungs KG Method and device for guiding the bandsaw blade
JP2001179535A (en) * 1999-12-21 2001-07-03 Amada Eng Center Co Ltd Band sawing machine
JP4289019B2 (en) * 2003-05-19 2009-07-01 富士ゼロックス株式会社 Sheet jam detecting apparatus and image forming apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4363254A (en) * 1979-12-28 1982-12-14 Amada Company, Limited Horizontal bandsaw machine
FR2572007A1 (en) * 1984-06-25 1986-04-25 Amada Co Ltd Band saw
CN1187402A (en) * 1997-01-04 1998-07-15 张圣玉 Band saw
CN2329471Y (en) * 1998-01-15 1999-07-21 顾关耀 Digital display double-column horizontal automatic band sawing machine
EP0967041A1 (en) * 1998-06-26 1999-12-29 KEURO Besitz GmbH & Co. EDV-Dienstleistungs KG Method and device for guiding the bandsaw blade
JP2001179535A (en) * 1999-12-21 2001-07-03 Amada Eng Center Co Ltd Band sawing machine
JP4289019B2 (en) * 2003-05-19 2009-07-01 富士ゼロックス株式会社 Sheet jam detecting apparatus and image forming apparatus

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