IPC 6 English version B23B-B23B 27/24

B23-B23B02724

SECTION B– PERFORMING OPERATIONS; TRANSPORTING

B 23

MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR (punching, perforating, making articles by processing sheet metal, tubes, or profiles B 21 D; wire-working B 21 F; making pins, needles, or nails B 21 G; making chains B 21 L; grinding B 24)

B 23 B

TURNING; BORING (arrangements for copying or controlling B 23 Q)

Turning

Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods

General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines

Small lathes, e.g. for toolmakers (specially designed for watchmakers G 04 D 3/00)

Turning-machines in which the workpiece is rotated by means at a distance from the headstock

Turning-machines or devices characterised only by the special arrangement of constructional units (B 23 Q 37/00 takes precedence; structural features of details, see the relevant groups; such features of general applicability B 23 Q)

Turning-machines characterised by the use of faceplates

with the faceplate horizontal, i.e. vertical boring and turning machines

with the faceplate vertical, i.e. face lathes

Mountings or drives of faceplates

Turret lathes for turning individually-chucked workpieces

with horizontal working-spindle

with vertical working-spindle

Turning-machines or devices with rotary tool heads

the tools of which do not perform a radial movement; Rotary tool heads therefor

the tools of which perform a radial movement; Rotary tool heads thereof

Turning-machines in which the feed is controlled by a copying device, i.e. copying lathes (features of copying devices B 23 Q 35/00)

Turning-machines with two or more working-spindles, e.g. in fixed arrangement

for performing identical operations simultaneously on two or more workpieces

Short turning-machines with one or multiple working-spindles attended from the end (B 23 B 3/12 takes predence)

Associations of only turning-machines directed to a particular metal-working result (if the metal-working result is not essential B 23 Q 39/00)

Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor

for turning hubs or brake drums (B 23 B 5/04 takes precedence)

for reconditioning hubs or brake drums or axle spindles without removing same from the vehicle

for turning valves or valve bodies

for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning

for turning pilgrim rolls

for peeling bars or tubes by making use of cutting bits arranged around the workpiece (making use of cutting bits arranged around the workpiece otherwise than by turning B 23 D 79/12) [2]

Cutting-off lathes (shearing B 23 D)

for bevelling, chamfering, or deburring the ends of bars or tubes

for turning crankshafts, eccentrics, or cams, e.g. crankpin lathes

without removing same from the engine

Holding the workpiece in the machine, e.g. chucking devices

for turning pistons or other workpieces to a slightly non-circular cross-section

for simultaneously turning internal and external surfaces of a body

for turning wheels or wheel sets or cranks thereon, i.e. wheel lathes

Arrangements providing for tool control by templates

for reconditioning wheel sets without removing same from the vehicle; Underfloor wheel lathes for railway vehicles

Holding the workpiece in the machine, e.g. chucking devices therefor; Drivers therefor

for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes

for turning conical surfaces inside or outside, e.g. taper pins

for turning spherical surfaces inside or outside

for turning relieving surfaces, i.e. relieving-lathes

for turning polygonal or other non-circular surfaces controlled by gear or guide mechanisms, i.e. eccentric lathes

for turning helical or spiral surfaces (thread cutting B 23 G)

for cutting grooves, e.g. oil grooves of helicoidal shape

Automatic or semi-automatic turning-machines with a single working-spindle, e.g. controlled by cams; Equipment therefor; Features common to automatic and semi-automatic turning-machines with one or more working-spindles

Automatic or semi-automatic machines for turning of stock

Turret machines

with sliding headstock

with the working-spindle vertical

Accessories, e.g. guards

Automatic or semi-automatic machines for turning of workpieces

with the working-spindle horizontal

with the working-spindle vertical

Automatic or semi-automatic turning-machines with a plurality of working-spindles, e.g. automatic multiple-spindle machines with spindles arranged in a drum carrier able to be moved into pre-determined positions; Equipment therefor (equipment applicable to single-spindle machines B 23 B 7/00)

Automatic or semi-automatic machines for turning of stock

with the working-spindles horizontal

with the working-spindles vertical

Automatic or semi-automatic machines for turning of workpieces

with the working-spindles horizontal

with the working-spindles vertical

11/

Automatic or semi-automatic turning-machines incorporating equipment for performing other working procedures, e.g. slotting, milling, rolling

13/

Arrangements for automatically conveying or chucking or guiding stock

13/

for turning-machines with a single working-spindle

13/

for turning-machines with a plurality of working-spindles

13/

Arrangements for switching-off the drive of turning-machines after the stock has been completely machined

13/

Arrangements for reducing vibrations in feeding-passages or for damping noise (damping noise in general G 10 K)

13/

with magazines for stock

13/

Accessories, e.g. stops, grippers

15/

Arrangements for conveying, loading, adjusting, reversing, chucking, or discharging workpieces specially designed for automatic or semi-automatic turning-machines

Components or accessories particularly for turning machines

17/

Lathe beds (foundation frames, carriage guides as such B 23 Q 1/00)

19/

Headstocks; Equivalent parts of any machine tools

19/

Working-spindles; Features relating thereto, e.g. supporting arrangements (B 23 B 13/00 takes precedence)

21/

Lathe carriages; Cross-slides; Tool posts (tool holders B 23 B 29/00); Similar parts of any machine tools

23/

Tailstocks; Centres

23/

Dead centres

23/

Live centres

25/

Accessories or auxiliary equipment for turning-machines (for machine tools in general B 23 Q; cooling or lubricating B 23 Q 11/12)

25/

Arrangements for chip-breaking in turning-machines (on cutting tools B 23 B 27/22)

25/

Safety guards specially designed for turning-machines (in general F 16 P)

25/

Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work (measuring devices or gauges G 01 B)

27/

Tools for turning or boring machines (for drilling machines B 23 B 51/00); Tools of a similar kind in general; Accessories therefor

27/

Cutting tools with straight main part and cutting edge at an angle (B 23 B 27/04 to B 23 B 27/08 take precedence)

27/

Cutting-off tools (B 23 B 27/08 takes precedence)

27/

Profile cutting tools, i.e. forming-tools

27/

Cutting tools with blade- or disc-like main parts

27/

Cutting tools with special provision for cooling

27/

with a continuously-rotated circular cutting edge; Holders therefor

27/

Cutting tools of which the bits or tips are of special material

27/

with exchangeable cutting bits, e.g. able to be clamped

27/

with cutting bits or tips rigidly mounted, e.g. by brazing

27/

with diamond bits

27/

Cutting tools with chip-breaking equipment

27/

Knurling tools

B23B 29/00 - B23B 51/14