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face hob cutting

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Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002145
EISBN: 978-1-62708-188-7
..., hobbing, shaping, and rack cutting. The article also reviews the methods that are used to cut the teeth of bevel gears, such as face mill cutting, face hob cutting, formate cutting, helix form cutting, the Cyclex method, and template machining. The machining methods best suited to specific conditions...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003766
EISBN: 978-1-62708-177-1
... demonstrates the effect of four different etchants used to examine the structure of an improperly heat treated specimen of W1 (1% C) water-hardening tool steel. This etching procedure can be used to evaluate disks cut from sections smaller than billets or disks cut from failed components; however, room...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002141
EISBN: 978-1-62708-188-7
... Table 5 Mechanical parts often produced with ground threads or similar features Designation Discussion Cutting tools Thread cutting taps Taps were the first types of workpieces manufactured in high-volume production with ground threads, and they still represent one of the principal...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002116
EISBN: 978-1-62708-188-7
..., milling machines, lathes, and some boring machines: Turning (boring, facing, cutoff, taper turning, form cutting, chamfering, recessing, thread cutting). Shaping (planing, vertical shaping) Milling (hobbing, generating, thread milling) Drilling (reaming, tapping, spot facing, counterboring...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006114
EISBN: 978-1-62708-175-7
.... Spur gears are the most common type of PM gear in use today. The PM process is capable of producing spur gears of many tooth forms and modifications. If an electrodischarge (EDM) electrode can be ground or cut, the mating form can be duplicated in PM dies. Compared to wrought metal gears, the face...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006306
EISBN: 978-1-62708-179-5
...–0.33 0.006–0.013 Keyway broaching ( Ref 20 ) … High-speed steel γ = 10°, α = 5° 3–6 10–20 0.05–0.08 0.002–0.003 Hobbing ( Ref 20 ) … Hobs flooded with cutting oils 8–20 25–65 1.5–2.5 depending on module 0.06–0.10 depending on module Grinding ( Ref 20 ) … Grade 37C16-P4B wheels...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002151
EISBN: 978-1-62708-188-7
...Abstract Abstract Metal is removed from the workpiece by the mechanical action of irregularly shaped abrasive grains in all grinding operations. This article discusses three primary components of grinding wheels, namely, abrasive (the cutting tool), bond (the tool holder), and porosity or air...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002143
EISBN: 978-1-62708-188-7
... their use is sometimes restricted to the threading of soft, easy-to-machine metals such as aluminum or free-cutting brass. The position of four tangential chasers in a self-opening die is shown in Fig. 5 . These chasers are made in sets, with their cutting edges extending along one face, as shown...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005255
EISBN: 978-1-62708-187-0
... tooling, such as spraying ( Ref 34 ), pressure casting ( Ref 35 ), cold and warm hobbing ( Ref 36 , 37 ), electroforming ( Ref 38 , 39 ), and (potentially) gas plating ( Ref 40 ). It also includes the casting of such nonmetallic materials as plaster (usually used to back up a spray metal facing...
Book Chapter

By S.L. Rohde
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001288
EISBN: 978-1-62708-170-2
... in the plasma because of the magnetic fields of the cathode To overcome some of the line-of-sight limitations that are typical of most sputter processes, a number of magnetron systems have been developed to coat three-dimensional components by sandwiching the components between a face-to-face pair...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003059
EISBN: 978-1-62708-200-6
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005110
EISBN: 978-1-62708-186-3
... more expensive manufacturing options. Fig. 1 Fine-blanked parts (a) assembled as the main components of an automatic car window. (b) Other fine-blanked parts Difference between Fine-Blanking and Conventional Blanking Design of the Fine-Blanking Process Quality of the Cut Edge...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003114
EISBN: 978-1-62708-199-3
... temperatures. Hard and abrasion resistant. Found as a product of tempering high-speed steels. M 23 C 6 Face-centered cubic Present in high-Cr steels and all high-speed steels. The Cr can be replaced with Fe to yield carbides with W and Mo. M 6 C Face-centered cubic Is a W- or Mo-rich carbide. May...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005867
EISBN: 978-1-62708-167-2
... 6.5 1.0 10 400 E 7 23 0.9 5.8 0.9 9 360 F 8 19 0.75 4.8 0.75 7.5 300 (a) For a face width of 25 mm (1 in.). (b) At a power density of 1.55 kW/cm 2 (10 kW/in. 2 ). (c) For a gear having 40 teeth. Source: Ref 20 Comparison of carburized 8620 gears...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004012
EISBN: 978-1-62708-185-6
... 610 18 8 540 16 Note: To determine the through-feed rate for a metal of different rollability index, multiply the rolling rate by the rollability index. (a) Power is actual power delivered to the dies Operating speeds of thread rolling and thread cutting tools Table 7 Operating...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002142
EISBN: 978-1-62708-188-7
... that are affected by the form of the thread. It explains the reasons for using fluids in thread rolling. The article concludes with a comparison of rolling with cutting and grinding. continuous rolling flaking flat die rolling internal thread rolling planetary thread rolling radial-infeed rolling seam...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001041
EISBN: 978-1-62708-161-0
...Abstract Abstract Tool steels are any steel used to make tools for cutting, forming, or shaping manufactured parts. Most tool steels are wrought products alloyed with relatively large amounts of tungsten, molybdenum, vanadium, manganese, and/or chromium. The article describes a wide variety...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003327
EISBN: 978-1-62708-176-4
..., including modified staircase (“up and down”) tests Table 2 Results from a typical set of gear single-tooth fatigue tests showing overall testing sequence, including modified staircase (“up and down”) tests Legend: X, failure; O, runout. Specimen serial numbers 2, 4, and 6. Specimens cut from bar stock...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002181
EISBN: 978-1-62708-188-7
... on the average cutting speeds for turning, boring, drilling, slab milling, and end milling given in Tables 5 , 6 , 7 , 9 , 12 , and 13 . Steel or group (a) Machinability rating (b) W 100 S 60–70 O 45–60 A (except A7) 45–60 D, A7 30–40 H10-H19 (c) 60–70 H20-H43 (c) 45...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006417
EISBN: 978-1-62708-192-4
... Die Materials for Sheet Metal Forming Hardness Hot Hardness Wear Resistance Toughness Abrasive Wear Adhesive Wear Corrosive Wear Contact Fatigue Wear Sheet Metal Forming Hot Extrusion Hot Forging Cutting Carburizing Nitriding Ion or Plasma Nitriding...