CA985532A - Center-drilling hold-down device - Google Patents

Center-drilling hold-down device

Info

Publication number
CA985532A
CA985532A CA178,438A CA178438A CA985532A CA 985532 A CA985532 A CA 985532A CA 178438 A CA178438 A CA 178438A CA 985532 A CA985532 A CA 985532A
Authority
CA
Canada
Prior art keywords
center
down device
drilling
hold
drilling hold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA178,438A
Other versions
CA178438S (en
Inventor
Robert W. Lanman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HADADY MACHINING CO
Original Assignee
HADADY MACHINING CO
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HADADY MACHINING CO filed Critical HADADY MACHINING CO
Application granted granted Critical
Publication of CA985532A publication Critical patent/CA985532A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/04—Devices for boring or drilling centre holes in workpieces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/55—Cutting by use of rotating axially moving tool with work-engaging structure other than Tool or tool-support
    • Y10T408/563—Work-gripping clamp
    • Y10T408/5633—Adapted to coaxially grip round work
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/91—Machine frame

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
CA178,438A 1972-12-21 1973-08-09 Center-drilling hold-down device Expired CA985532A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00317628A US3825363A (en) 1972-12-21 1972-12-21 Center drilling hold-down device

Publications (1)

Publication Number Publication Date
CA985532A true CA985532A (en) 1976-03-16

Family

ID=23234540

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,438A Expired CA985532A (en) 1972-12-21 1973-08-09 Center-drilling hold-down device

Country Status (3)

Country Link
US (1) US3825363A (en)
CA (1) CA985532A (en)
GB (1) GB1396257A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4103530A (en) * 1977-04-18 1978-08-01 Aetna-Standard Engineering Company Self-centering punch for billet centering machine or the like
GB2171622A (en) * 1985-01-12 1986-09-03 Cincinnati Milacron Inc Welding torch cleaner for robotic welding
DE19639527C1 (en) * 1996-09-26 1998-04-09 Hueller Hille Gmbh Machine tool for machining with horizontally arranged work spindle
US6631541B2 (en) * 2001-08-08 2003-10-14 Frank's Casing Crew And Rental Tools, Inc. Hammer piston handling apparatus
US20060233620A1 (en) * 2005-04-13 2006-10-19 Richard Herrick Fixturing device for drilling workpieces
DE102005035290A1 (en) * 2005-07-28 2007-02-01 Zf Friedrichshafen Ag Device and method for deburring grooves and edges
CN102501069B (en) * 2011-10-26 2014-03-26 宁国双宁机械有限公司 Fully automatic multi-station integrated drilling machine
CN113172255B (en) * 2021-04-26 2024-04-16 河北安泰富源安全设备制造有限公司 Safety helmet processingequipment with locate function

Also Published As

Publication number Publication date
US3825363A (en) 1974-07-23
GB1396257A (en) 1975-06-04

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