Gear Cutting Tools

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Hobs for sprockets for barrel chains to DIN 8164 single start right-handed with keyway l 1 l 3 d 1 d 2 KHSS-E EMo5Co5 Cat.-No. 2331 relief turned Dimensions in mm Chain Hobs dimensions Number of Ident No. gashes Pitch Roller dia. d 1 I 1 d 2 15 9 90 69 32 12 1227317 20 12 100 98 10 1227329 25 15 110 108 40 1227338 30 17 125 133 1227347 35 18 150 1227349 40 20 140 170 1227365 45 22 190 1227374 50 26 160 210 50 9 1227376 55 30 170 1227378 60 32 180 235 1227380 65 36 190 260 1227382 70 42 210 290 60 1227384 80 44 220 1227386 90 50 240 325 1227388 100 56 250 365 1227390 62
Hobs for sprockets with involute flanks with tip relief 30° pressure angle quality grade A to DIN 3968 single start right-handed with keyway l 1 l 3 d 1 d 2 KHSS-E EMo5Co5 Cat.-No. 2341 relief ground Pitch Dimensions in mm Inch d 1 I 3 I 1 d 2 Number of gashes Ident No. 5 /16 70 63 69 27 16 1227506 3 /8 80 32 1227515 1/2 90 70 78 1227524 5 /8 80 88 14 1227533 3 /4 100 92 100 1227542 1 110 120 130 12 1227551 1 1 /2 150 160 170 50 1227560 2 190 215 225 1227579 63
Page 1:
Gear Cutting Tools • Hobbing •
Page 4 and 5:
Important information Product range
Page 6 and 7:
FETTE - a brief introduction Ecolog
Page 9 and 10:
Hobs for spur gears, straight- or h
Page 11 and 12: Notes to the descriptions and size
Page 13 and 14: Solid-type hobs for spur and helica
Page 15 and 16: Solid-type hobs for spur and helica
Page 17 and 18: Hobs For economical production on m
Page 19 and 20: Multiple-gash hobs 19
Page 21 and 22: In order to achieve a high tool lif
Page 23 and 24: Gear quality The gear quality is de
Page 25 and 26: Multiple-gash hobs Recommended stru
Page 27 and 28: Carbide types and coatings The carb
Page 29 and 30: High-speed cutting (HSC) The advant
Page 31 and 32: Size table for solid carbide hobs R
Page 33 and 34: These requirements are met perfectl
Page 35 and 36: Heavy duty roughing hobs (roughing
Page 37 and 38: The rough hobbing of gears form mod
Page 39 and 40: Roughing hobs with indexable carbid
Page 41 and 42: A special position among the above
Page 43 and 44: Pitch- and tooth trace deviations a
Page 45 and 46: Skiving hobs with brazed-on carbide
Page 47 and 48: Solid-type hobs for straight spur g
Page 49 and 50: Hobs for internal gears, with strai
Page 51: Solid-type hobs for internal gears
Page 54 and 55: Hobs for compressor rotors Rotors a
Page 56 and 57: Rotor hobs, for finishing for screw
Page 59 and 60: Hobs for sprockets, timing belt pul
Page 61: Hobs for sprockets for Gall’s cha
Page 65 and 66: Hobs for timing belt pulleys with i
Page 67 and 68: Hobs for spline shafts quality grad
Page 69 and 70: Hobs for p.t.o. shafts to DIN 9611
Page 71 and 72: Hobs for spline shafts with involut
Page 73: 73
Page 76 and 77: Hobs for worm gears The specificati
Page 78 and 79: Tangential method This method is su
Page 80 and 81: Engagement area and bearing contact
Page 83 and 84: Hobs for special profiles Hobs for
Page 85: . Multi-start single-position fly-c
Page 88 and 89: Worm thread milling cutters for mod
Page 90 and 91: Worm milling cutters for roughing f
Page 92 and 93: Rack milling cutters/worm milling c
Page 94 and 95: High-precision rack tooth gang cutt
Page 97 and 98: Gear milling cutters for spur gears
Page 99 and 100: Involute gear cutters for spur gear
Page 101 and 102: FETTE has considerable experience i
Page 103 and 104: End mill type gear cutters (finishi
Page 105 and 106: Gear roughing cutters with indexabl
Page 107: Gear finishing cutter ■ With carb
Page 110 and 111: Profile milling cutters for coarse-
Page 112 and 113:
Rotor profile cutters for screw com
Page 115 and 116:
Gear milling cutters for sprockets,
Page 117 and 118:
Form milling cutters for timing bel
Page 119 and 120:
Cat.-No. 2730 relief turned or reli
Page 121 and 122:
Gear chamfering cutters for chamfer
Page 123:
123
Page 126 and 127:
Comparison: module pitch - diametra
Page 128 and 129:
Tolerances for multiple start hobs
Page 130 and 131:
Hob inspection records The toleranc
Page 132 and 133:
The effect of cutter deviations and
Page 134 and 135:
Effect of the quality grades of the
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Hob clamping Keyway Hob clamping Dr
Page 138 and 139:
Basic profiles for spur gears with
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Basic hob profiles Defination of th
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Basic hob profiles to DIN 58412 Sym
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Profiles of current tooth systems a
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Sprocket tooth system for roller- a
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Spline shaft tooth system; basic cu
Page 150 and 151:
"Carbide" is a generic term for pow
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The enormous increases in tool life
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Total a - Initial edge wear b - mec
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Cutting materials for hobs (See als
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A further a table of recommended va
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Number of starts of the hob With th
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Tool cutting edge length A distinct
Page 164 and 165:
Tool cutting edge length (continued
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Shift distance The chip cross-secti
Page 168 and 169:
Maintenance of hobs Introduction In
Page 170 and 171:
Requirements placed upon the cuttin
Page 172 and 173:
If the high or low points of the tw
Page 174 and 175:
Hobs with a slightly concave cuttin
Page 176 and 177:
Gash lead (item no. 11 DIN 3968) Th
Page 178 and 179:
When regrinding, ensure that the co
Page 180 and 181:
form circle diameter is less than t
Page 182 and 183:
Wear phenomena on the hob The cutti
Page 184 and 185:
Ziegler (2) demonstrated that the c
Page 186 and 187:
The effect of the cutting condition
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the penetration line is important p
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left-hand start machines a gear wit
Page 192 and 193:
Involute gear cutter with indexable
Page 194 and 195:
DIN number index DIN Page 138 30, 4
Page 196 and 197:
196
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