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1、JIS B*hb07 83 m Y933608 0037386 b m -5:62-78 - _z _z JAPANESE I NDUSTRIAL STANDARD Safety Standards for Construction of Band Saw Machines with Feed Carriages JIS B 6607-1983 Translated and Published by Japanese Standards Association Printed in Japan 7 s Copyright Japanese Standards Association Provi
2、ded by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*bbO7 83 M L1933b08 O01171187 8 M I Translation without guarantee standard in Japanese is to. be
3、evidence i n the event of any doubt arising, the original Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,-
4、JAPANESE INDUSTRIAL STANDARD J I S Safety Standards for Construction of Band Saw Machines with Feed Carriages B 6607- 1983 1, Scope This Japanese Industrial Standard specifies the safety construction, safety devices, instruction manuals, ins ection cards and markings for band saw machines with feed
5、carriages( ), hereinafter referred to as the “band saw machine“. P Note (l) Refer to JIS B 0114. 2, Definitions For the purposes of this Japanese Industrial Standard, the following definitions apply. driving saw wheel Out of the two saw wheels constituting the band saw machine, that saw wheel which
6、is driven by an electric motor. cutting side Out of the straight line portions of a band saw which has been tensioned by the two saw wheels constituting the band saw machine, that side which cuts the work piece. suppressing device That device which suppresses the lateral deflection of the band saw.
7、This is composed of suppressing rods, suppressing- rod holder, suppressing arm and others. tensioning force A tensile force given to the band saw through the two saw wheels constituting the band saw machine. pocket That space formed between the frame which supports the upper saw wheel and the straig
8、ht line part of the cutting side of the band saw. on board driving system feed carriage system of which travelling operations are carried out on board. The feed carriage of that Applicable Standards : JIS B 0114-Glossary of Terms for Wood Working Machinery JIS G 3101-Rolled Steel for General Structu
9、re JIS G 4051-Carbon Steels for Machine Structural Use JIS G 5501-Gray Iron Castings Reference Standards : JIS B 6507-General Code of Safety for Wood Working Machinery JIS B 6509-Test Code for Performance and Accuracy of Band Saw Machines and Feed Carriages Copyright Japanese Standards Association P
10、rovided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- - 2 J I S B*bb07 83 M 4933608 0017L89 1i M B 6607-1983 (7) neutral position The position of an opera
11、ting lever at which position of the feed carriage is not actuated in both directions of advance and retreat, 3. Safety Construction 3.1 Starting Switch The starting switch (this means the switch for starting and breaking of the power.) shall be in accordance with the following: (1) The starting swit
12、ch shall be equipped on a position from which the worker can operate it without leaving the working position. Furthermore, as far as the starting of the band saw machine body is concerned, the switch shall be that of capable of confirming, irrespective of the working position, the conditions of the
13、band saw, as well as capable of operating at a position from which it can be adjusted. (2) The starting switch shall be that of capable of being operated easily, as well as not liable to be worked unexpectedly due to contact, vibration and others. 3.2 Restart Preventing Device The band saw machine s
14、hall be equipped with the device which automatically maintains the condition of “off1 at time of service interruption or in the case where the electric source for driving has been made ?offri, and which after the restoration from service interruption or in the case where the electric source for driv
15、ing has been made carriage from restarting. automatically prevents the band saw machine body and feed 3.3 Saw Wheel The saw wheel shall be in accordance with the following: (1) The saw wheel shall be that having sufficient strength against working forces such as the tensioning force due to the band
16、saw, centrifugal . force and. braking force. (2) The material of the driving saw wheel shall be FC 20 of JIS G 5501, or that having mechanical properties equal or superior to this. (3) The material of the saw-wheel shaft shall be S 45 C of JIS G 4051, or that having mechanical properties equal or su
17、perior to this. 3.4 Braking Device of Driving Saw Wheel The braking device of the driving saw wheel shall be in accordance with the following. (1) The driving saw wheel shall be equipped with the braking device which is capable of braking its motion effectively. (2) The braking device shall be that
18、of capable of being operated easily, and be so constructed as to be capable of being adjusted so that its function always works sufficiently. (3) The braking device of which operating mechanism is of manual or treading shall conform to respective items of the following. Copyright Japanese Standards
19、Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- (a) The operating direction shall be towards non cutting side. (b) In order to prevent
20、tumbling down, falling down and the like, handles shall be provided. (c) The treading,pedal shall be treated with non-skid process on its surface, and be provided with the stopper which prevents the pedal from descending down to the lower position than the horizontal. 3.5 Band-Saw Tensioning Device
21、The band-saw tensioning device shall be in accordance with the following (see Fig. 1). (1) The mechanism of the device shall be such that the band saw always maintains reasonable tensioning force corresponding to saw widths , saw thicknesses , cutting conditions and others, as well as works with sui
22、table sensibility. In order to maintain the reasonable tensioning force given in (1) at all times , the device is desirable to provide such a mechanism, if any abnormal tensioning force has been caused due to some reasons, which makes the band saw machine body stop starting, and for that of during r
23、unning, which emits alarms, or which operates the braking deyice automatically by breaking the power. (2) (3) The material of the thrusting-up rod, bearing axle of knife edge and knife edge for the lever type band-saw tensioning device shall be S 45 C of JIS G.4051 or that having mechanical properti
24、es equal or superior to this, and any hardening treatment shall be processed on required portions for enhancing abrasion resistance. (4) It is desirable either to install a tensioning device having a function to prevent any abnormal running behavior such as dislocation of band saw out of the saw whe
25、el and the like, or to provide such a mechanism which emits alarm with detecting its behavior or a mechanism which breaks the power immediately to actuate the breaking device automatically. Fig. 1. Band Saw Tensioning Device Band saw / Bearing axle of knife edge Remark: The figure gives an example,
26、and this does not specify the con- struction. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- 4 J I S B*bb
27、07 83 = 4933608 0017LL T I B 6607-1983 3.6 Inclining Device of Upper Saw Wheel The inclining device of the upper saw wheel shall be of mechanism so as not to change the inclination of saw wheel, even if any unexpected force is applied to the operating handle, during running. 3.7 Suppressing Device T
28、he suppressing device shall be in accordance with the following (see Fig. 2). (1) The suppressing bar shall be such that of which fixing position can be adjusted easily according to saw width. (2) The ascending and descending operation of the suppressing arm shall be that of capable of carrying out
29、at any position where no liability of contact with the saw-teeth is expected. (3) The upper suppressing bar holder shall be that of capable of descending down to the position until the distance between its lower end and the workpiece becomes as smaller as possible. Fig. 2. Suppressing Device I Upper
30、 saw wheel Magnified Figure of Part A Lower saw wheel Remark: The figure gives an example, and this does not specify the construction. 3.8 Adherent Substance Eliminating Devices of Saw Wheel and Band Saw The band saw machine shall be equipped with the adherent substance eliminat- ing plates which el
31、iminate saw dusts, resin and the like adherring to the saw wheel and band saw, and the eliminating device for the oiling device and the like. of liable to inflict any damage on the saw wheel and band saw. Furthermore, the adherent substance eliminating device shall not be that I Copyright Japanese S
32、tandards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*bb07 83 W 4933b08 0037392 L I 5 B 6607-1983 3.9 Roll-in Preventing Dev
33、ice for Chips and Others of Lower Saw Wheel The roll-in preventing device shall be equipped on such a place as liable to roll-in chips, barks and others between the lower saw wheel and the band saw. Furthermore, for the part of the roll-in preventing device which is adjacent to the band saw, any mat
34、erial which is not liable to inflict damage on the band wheel shall be used, and it shall be that of interchangeable easily. 3.10 Head Stock The head stock shall be in accordance with the following: (1) For the advancing or retreating motion of a head stock, an overrun preventing device shall be equ
35、ipped. (2) Regarding the manual system taper-set device, it shall be so constructed that the taper-set lever is not liable to fall down suddenly due to dislocation of the claw from the groove of the taper-set fan plate: 3.11 Manual System Running Device The manual system running device shall be in a
36、ccordance with the following. (1) The material for the claw and tooth portion of claw wheel of the manual system running device shall be S 45 C of JIS G 4051 or that having the mechanical properties equal or superior to this, and the tip end of the claw and tooth portions of claw wheel shall be proc
37、essed with hardening treatment for enhancing abrasion resistance. (2) The claw lifting device of the manual system running device, when the claw lifting lever has been operated, it shall be so constructed that the clearance between the tip end of each feed claw and the tip end of the tooth of the cl
38、aw wheel is maintained at 3 mm or over, as well as it shall be interlocked with the rapid opening and closing device of the head stock. 3.12 Clamping Device The clamping device shall be in accordance with the following: The clamping device shall be so constructed that it holds the workpiece securely
39、 and is capable of reinforced-clamping. The material of the clamp shall be SS 41 of JIS G 3101 or that having mechanical properties equal or superior to this, and the tip ends shall be processed with hardening treatment for enhancing abrasion resistance. The lower clamp shall either be so constructe
40、d that it does not protrude to the band saw side from the upper clamp, or that it does not protrude by 5 mm or over from the tip end of the head block. For the manual system clamping device, however, it may be so constructed as to be capable of confirming the protruded amount of the lower clamp. Cop
41、yright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 07:22:01 MDTNo reproduction or networking permitted without license from IHS -,-,- 6 JIS B*bb07 83 4933b08 0037393 3 II 6607-1983 3.13 Off-set D
42、evice The off-set device shall be in accordance with the following : (i) It shall be that of working securely corresponding to the advance and retreat of the feed corriage, as well as an off-set amount adjusting function shall be provided on each off-set device. (2) Corresponding to the advance and
43、retreat of the feed carriage, it shall be so constructed that the work is to be finished within 300 mm of its travelling distance. (3) It shall be that of 9 mm or over in the minimum off-set amount. (4) The feed carriage shall be equipped with off-set devices at 2 places or over. At least on the whe
44、el axle of the front end and rear end (exluding the auxiliary carriage. ) y these shall be equipped without fail. 3.14 Feed Carriage Travelling Device The device which allows to travel the feed carriage by winding wire rope on a drum shall be in accordance with the following : (i) The value of the r
45、atio of the pitch circle diameter of the drum to the wire rope diameter being wound on the drum concerned, and the value of the ratio of the pitch circle diameter of the sheave to the diameter of wire rope passing through the sheave shall be 16 or over. (2) The angle included between the direction o
46、f the wire rope being wound and the groove of the grooved drum shall be 4 deg or under. (3) The wound angle between the wire rope and the sheave shall be 2 deg or under. (4) The connection of the wire rope with the drum, hook block, etc. shall be carried out by such methods as an alloy packed socket
47、 fixing, clamp fixing, cotter fixing and clip fixing which are capable of jointing rigidly. (5) The attaching part of the wire rope shall be equipped with a tension adjusting device by which the wire rope is tensioned appropriately. (6) The wire rope shall be in accordance with the following: (a) Th
48、e safety factor of the wire rope (a divided value of the value of breaking load of a wire rope by the maximum value of the load to be applied to the wire rope concerned) shall be 5 or over. (b) The extra winding of the wire rope shall be such.that, for a type in which the wire is fixed at every one end to the drums respective- ly, 2 winds or over is to be left on the drum even the feed carriage is at the farthermost position, and for that type in which the wire rope is driven by friction, 6 winds or over shall be left on the drum. Copyright Japanese Standards Association Prov