1-20 of 42 Search Results for

hobbing machines

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002122
EISBN: 978-1-62708-188-7
... of the edges was infrequent on the ASP 30 hobs, while the M35 hobs frequently displayed such damage. ASP 30 is now the standard grade for hobs used by one automotive manufacturer. Figure 20 shows tool bits that have been produced using P/M high-speed tool steels. Typical applications include machining...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002121
EISBN: 978-1-62708-188-7
.... M2 with a sulfur addition or P/M product for improved machinability and surface finish is often used for hobs. Saws are quite similar to milling cutters in style and application, but they are usually thinner and tend to be smaller in diameter. Sizes range from 0.076 mm (0.003 in.) thick by 13 mm...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004041
EISBN: 978-1-62708-185-6
...)</xref> Electrodischarge Machining (EDM) Electrochemical Machining (ECM) Cast Dies Hobbing Roughing <xref rid="a0004041-ref5" ref-type="bibr">(Ref 5)</xref> Finishing <xref rid="a0004041-ref5" ref-type="bibr">(Ref 5)</xref> Advances in EDM Electrochemical machining (ECM) is similar to EDM but does...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001042
EISBN: 978-1-62708-161-0
.... A higher hardening temperature increases hardness, but lowers toughness. Gear hobs ( Fig. 16 ) made from P/M high-speed tool steels can also provide substantial cost reductions by increasing machining rates. One application called for the hobbing of rear axle gears for heavy-duty trucks and tractor...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005975
EISBN: 978-1-62708-168-9
... of Specific Machine Tools Broaches Chasers Milling Cutters Drills Taps Reamers Hobs Thread Rolling Dies Threading Dies Bearing Components Forming Tools Type M1 Tool Steel Type M2 Tool Steel Type M3 Class 1 Tool Steel Type M3 Class 2 Tool Steel Type M4 Tool Steel...
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
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003986
EISBN: 978-1-62708-185-6
... Dimensional accuracy Surface roughness μm in. R t , μm R a , μin. Cold hobbing &lt;10 &lt;0.0004 &lt;5 &lt;63 Hot hobbing 50 &lt;0.0020 &lt;15 &lt;125 Turning ∼10 ∼0.0004 &lt;12 &lt;125 Milling ∼200 ∼0.0080 &lt;15 &lt;125 Electrical discharge machining ∼5 ∼0.0002...
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
... are economical because it is generally (although not always) less expensive to machine a positive model than to machine a negative cavity of identical shape. Furthermore, with the exception of hobbing, the model can be made of a material that is easier to machine. The various methods of making dies from...
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
..., such as hobs, worms, and translation screws with special ball tracks. One respect in which single-rib wheel grinding is inferior to methods employing multirib wheels is productivity. Several design improvements, however, have been incorporated into different models of thread grinding machines...
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: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005980
EISBN: 978-1-62708-168-9
... Example Advantages and Limitations of Heat Treatment Simulation Tempering Behavior of Tool Steels Effect of Ledeburitic Carbides Consideration and measures to control and reduce distortion cover the whole production cycle: material selection, machining, heat treatment (usually...
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
... methods, gears are manufactured from blanks obtained by the machining of castings, forgings, and rolled bar stock. These blanks are machined by various methods, such as milling, hobbing, and shaping. For precision and high-speed applications, the gear teeth are finished secondary operations...
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
...Surface finish in machined spheroidal graphite iron Table 3 Surface finish in machined spheroidal graphite iron Machining operation Type of ductile iron 60-40-18 152 HB 80-55-06 223 HB 100-70-03 265 HB 120-90-02 302 HB B , μm B , μin. B , μm B , μin. B , μm B , μin...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003059
EISBN: 978-1-62708-200-6
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
... by the mechanical action of irregularly shaped abrasive grains in all grinding operations. This article will discuss grinding wheels and disks, coated abrasives, and grinding machines and processes. These processes include: Rough grinding Precision grinding Surface grinding Cylindrical grinding...
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
...Abstract Abstract This article discusses the types and operations of the most common machines used for die threading. The construction, types, and comparison of solid and self-opening dies are discussed. The article explains the modification of chasers for threading Monel shaft. The principal...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005941
EISBN: 978-1-62708-168-9
... stresses Machining Grinding Cold working/forming Allows uniform volumetric growth Heat-up rate Behaves similar to preheat Rapid heating causes stress relief in thin sections but not in thick sections Local temperature gradients, causing unequal volumetric growth...
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
... directly from tool steel producers in correctly heat-treated condition. However, most tool steels are first formed or machined to produce the required shape and then heat treated by the tool manufacturer or ultimate user. Classification and Characteristics Typical Heat Treatments and Properties...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003189
EISBN: 978-1-62708-199-3
...Water-miscible cutting fluids Table 1 Water-miscible cutting fluids Class Type General characteristics Emulsifiable oils (1) General-purpose soluble oils Used at dilutions between 1:10 and 1:40 to give a milky emulsion. Used for general-purpose machining (2) Clear-type soluble...