US1764514A - Equalized arm clamp - Google Patents

Equalized arm clamp Download PDF

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Publication number
US1764514A
US1764514A US14542A US1454225A US1764514A US 1764514 A US1764514 A US 1764514A US 14542 A US14542 A US 14542A US 1454225 A US1454225 A US 1454225A US 1764514 A US1764514 A US 1764514A
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US
United States
Prior art keywords
arm
column
gear
lever
shaft
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 - Lifetime
Application number
US14542A
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English (en)
Inventor
David C Klausmeyer
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.)
Cincinnati Bickford Tool Co
Original Assignee
Cincinnati Bickford Tool 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 Cincinnati Bickford Tool Co filed Critical Cincinnati Bickford Tool Co
Priority to US14542A priority Critical patent/US1764514A/en
Application granted granted Critical
Publication of US1764514A publication Critical patent/US1764514A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/30—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members controlled in conjunction with the feed mechanism
    • 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
    • Y10T408/93—Machine frame including pivotally mounted tool-carrier

Definitions

  • Still another object of this invention is so to-vform thearm and the lgirdle as'to provide ⁇ a reinforcing elementv integral with Y the armV and extending around-the girdleA andmerging thereinto at theV sideY opposite to lthat to ⁇ whichvi the arm projects, therebyY to transmit to the opposite side of the girdle the lateral pull produced by the '-weightof i the arm anddrill head.
  • FIG.3 is a detail plan ofthe rear end 'of :the .radial arm-and-girdle,"showing more.V
  • FIG. 4 is a' diagrammatic view showingvarious positions ofthe com bined clampeactuatingfand arm translating l vcontrollinglever.
  • .Eig' 5 isa viewsimilar is a'det'ail section ofthe lower portionofthe to F ig. l but showing theinvention embodied in ia radial drill having armv translating I mechanism'carried by the radial arm, saidr Vtranslating mechanism being shown in de- ;Velopment adjacent the column,Y Figs (i and 7 are views similar to Figs-2 andbut lof the drill shownin Fig. 5.
  • Fig. 8 isa detail section on the line8-.-8o f Fig. 5.
  • rvFig-9 arm clamping and' arm .translating controlling: device shown'inlig 5.
  • ⁇ Referring vmore particularly .to the .drawings and, especially toEigs l; V23a1 ⁇ id tithe invention is disclosed yasembodied in a radial drill includinganv upright column l-upon which is slidably mounted a -girdle 2 formed 'integral with. a radial-arm 3.
  • the column Y shown is of the cylindrical type land the girdle completely embraces the columny but 'it is Yto be understood that this nventnn is als.adaptable-terminus 'other types. 0f" CO1# umns and contemplatesvarious othermeans for ,Slldely mounting the arm @miie @plum kits various positions vof adjustment.
  • V columnl may be al stationary ⁇ member or, to permit of horizontal movement of the arm, it may be in the nature of a sleeve rotatably supported' upon a centralpost.
  • Aradialarm carries the usual drill-,head within which the usual drill spindle is rotatably journaled.
  • the construction of the drill head andtherrotating means for the spindle are'oldv and lwelllrliown and as theyform no part of the present invention,
  • ⁇ Translation ofthe" arm on the column may screw may enter lthe column at any suitable place and Aiow through ashaftf? gjournaled coaxialwith the column.
  • a cap 8 is secured upon. the upper end of the column and above this cap is secured to the shaft ,7 a relatively: wide gear 9 constituting one Vdriver for a Vtumbler gear 10 vlater to be referred to.
  • the gearfll is approximately oney half the width of the gear 9 .and the gear 9 yprojects above the gear "ll for purpose .later tol 'be .explained
  • the Shaft le acts through any suitable train of mechanism, to
  • the tumbler gear is 3journaled .upona ⁇ pin v 16 carried by one arm 17a of a bell-crank lever 17, fulcrumednp'on the upperend of the elevating screw .4'.
  • a gear 18 issecured upon the screw .lfbeneath the leverA 1 7 and is maintained permanently Ain mesh with thetumbler gear. ⁇ It" will readily be perceived.thatinasmuch as fthe gears '9 and 1 5-v are rotated in reverse directions,V and as the tumbler-gear isfadaptedA to connectV either of these gears with the gear 18,'the direction of rot-ation produced in the elevating screw will depend upon with which of the drivingfgears'the tumbler gear is engaged.
  • the other arm 17lu of the bellfcrank lever ⁇ isprovided with a gear-'segment .l9 Vmaintained permanently in mesh with a similar segment 2O secured upon the upper end of a roclrlshaft 2l journaled lengthwise of the column l.
  • V collar .2li Fixedupon the lowerfend of the shaft 21 is aV collar .2li having'an annular flange 25 provided. with a notch 2G'.
  • the colla-r is also formed with a portion27 inthe nature of a vbushing' by means ofl which the rock-k shaftis journaled ina boss 28 integral with the'column Vl.
  • rvthe girdle and theaclamping mechanism are substantially the same as described in reference to .
  • the rsame reference oharacters have been applied -to Figs-Q 6, "1',y 8 and 9 aswere used in connection with Figs. 1,2 Vand 3 in so far as thel y parts arealilre. f y
  • the arm translating mechanism disclosed more particularly in Figsy, 6 and 7 com'- prises a power driven shaft which may bc vrotated by any suitable mechanism.
  • This shaft is preferably located coaxial with the the cap 8, a gear which, (through an idler gear 61 journaled on va stud 62 carried by the cap) drives a similar gear 63 fixed upon an'upright shaft 64.
  • ⁇ Afnor1nally inactive v auxiliary safety nut 69 also is threaded upon the screw '65 Vand serves toi support the arm upon vfailureof the nut 66, as by the stripping lio rcolumn 1 and carries at its upper end, above 68'upon-which the weight o fthe .arm is "Jl sequent, translation of; the farma Tlie lever isv then'fmoved to the positions, infwliich position the.; ⁇ plunger head'-A 322 passes through the notch; 90 and engages the notch 93 in thexcollai-"QQ ⁇ securedupon the shaft Q1.
  • the lever may be moved either clockwise to ⁇ j the position a .to lower .the arm, or anticlockwise to the position #to elevate the arm as previously described.
  • LA drilling machine combining col lower part of the arm on the opposite sidev 'whereby the 'arm may ⁇ be 'clampedfrela-v tively easy and Withoutdisturbing the adr justed position. .u y .1 y
  • a drilling machine combining acol umn.;V a girdlevertically movable onY the col-v Vumn a plural-ity" of clamps ⁇ lat the opposite sides of the, girdle., and column respectively to secure thefgirdle to. the :,column; ⁇ anda -single actuating means .for 'all of saidV I portions adapted to grip said column a bolt Vand a nutior drawing said portionsfto ⁇ clamps. ,Y .Y A, drilling machineA combinin a col;-
  • a drilling Vmachine Y combining, aucol ⁇ - umn; an arm projecting laterally from said Acolumn andhavinga girdle slidable thereon;
  • clamps each including relatively ⁇ movable gether; a clamp-actuating arm carried yby ico 'translating' and arm clampingmeans, said i actuate said clamping.
  • a'r column Ina drilling machine, a'r column; an arm shdably mounted ⁇ on the arm; lmeans to translate theV arm on the.column,..sa1 ⁇ d means including al screw hayinga threaded rconnectionjwith Vsaid arm; agear on said screw; a lever fulcrum'ed co-asialV withsaid' screw; a tumbler gear carried by said .lever andmaintained permanently 1n mesh w1th said first named gear; two oppositely rotated y driving gears -with whichsaidtumbler' gear is adapted selectively to be meshed;ia sha-ft; an operative connection between vsaid shaft and said lever; means lto oscillatesaid shaft4 tocause it to shift said lever, andrsaid tuin-KV bler.
  • a drilling machine combining .a col-P' umn; an -arm Y slidably mounted on 'theY column; means to translate the a-rm onthe v column; means to clamp the. armto'fthe cOlumn; asln-'gle controlling lever'for said larm translating means and sardi arm clamping .arm slidably mounted on the column; means to translate. the arm on the. column,-said ymeans comprising a screw supported from the column; a nutfrotatably and non-translatably journaled in the armr and threaded upon said screw; two.
  • Vand means Yactive aftervsaid gears have been 'mea-,eraf f meshed to secure said .loosely .journaled gear to said shaft to cause rotation of said nut? and'thereby'vertical movementV of the arm.
  • the meansf' tofshift the loosely journaled gear comprises an oscillatoryshaft; a vmiter gear secured'to said shaft; .a second miter gear in mesh with the first named miter gear; a gear shifting arm, engaging said loosely mounted gear and adaptedfto be oscil'lated by said second miter gear turn said oscillatory shaft.
  • said means comprising a screw carried 'by the column; a nut rotatably and: nontranslata bly-'carried-fby the arm threaded upon and a llever to said screw; a gear vsecured to said nut; va
  • vpower drivenV gear normally "disconnected l'fromthe gear on sai'dnu't means A ⁇ to, clamp i said armto ⁇ said sleeve;and va single lever to-actuate said.' ⁇ ar'mffclamp andto' cause" said power driven gearto Vbevshiftedinto mesh withther gear onsaidnut.
  • Patent No. 1,764,514 Granted June 17, 1930, to

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Transmission Devices (AREA)
US14542A 1925-03-10 1925-03-10 Equalized arm clamp Expired - Lifetime US1764514A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US14542A US1764514A (en) 1925-03-10 1925-03-10 Equalized arm clamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14542A US1764514A (en) 1925-03-10 1925-03-10 Equalized arm clamp
GB25751/29A GB334694A (en) 1929-08-23 1929-08-23 Improvements in and relating to radial-arm drilling machines

Publications (1)

Publication Number Publication Date
US1764514A true US1764514A (en) 1930-06-17

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ID=10232692

Family Applications (1)

Application Number Title Priority Date Filing Date
US14542A Expired - Lifetime US1764514A (en) 1925-03-10 1925-03-10 Equalized arm clamp

Country Status (5)

Country Link
US (1) US1764514A (enrdf_load_stackoverflow)
DE (1) DE570411C (enrdf_load_stackoverflow)
FR (1) FR681534A (enrdf_load_stackoverflow)
GB (1) GB334694A (enrdf_load_stackoverflow)
NL (1) NL32864C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107598300A (zh) * 2017-09-20 2018-01-19 镇江颀龙科技有限公司 一种用于齿轮加工的高精度夹具

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106197501B (zh) * 2016-07-04 2018-06-12 东莞市福岛玩具有限公司 一种用于检测的工作台装置
CN106125602B (zh) * 2016-07-04 2018-05-04 广州摩根密封件有限公司 一种产品检测工作台装置控制系统
CN108620919B (zh) * 2018-04-13 2020-03-10 湖南工程学院 用于机械加工中夹紧工件的浮压机构
CN112747967B (zh) * 2020-12-22 2025-03-11 杭州市疾病预防控制中心 一种水下螺旋开盖取水装置
CN115476058B (zh) * 2022-09-23 2024-06-14 南通海林汽车橡塑制品有限公司 一种汽车橡塑制品钻孔加工设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107598300A (zh) * 2017-09-20 2018-01-19 镇江颀龙科技有限公司 一种用于齿轮加工的高精度夹具

Also Published As

Publication number Publication date
NL32864C (enrdf_load_stackoverflow) 1934-06-15
FR681534A (fr) 1930-05-15
DE570411C (de) 1933-02-15
GB334694A (en) 1930-09-11

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