US3295800A - Positioning device for rock drills - Google Patents

Positioning device for rock drills Download PDF

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Publication number
US3295800A
US3295800A US407053A US40705364A US3295800A US 3295800 A US3295800 A US 3295800A US 407053 A US407053 A US 407053A US 40705364 A US40705364 A US 40705364A US 3295800 A US3295800 A US 3295800A
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US
United States
Prior art keywords
frame
feed shell
positioning device
axis
shell
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
US407053A
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English (en)
Inventor
Qvarnstrom Karl-Erik
Skattman Carl Valfrid Rune
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.)
Atlas Copco AB
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Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
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Publication of US3295800A publication Critical patent/US3295800A/en
Anticipated expiration legal-status Critical
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/006—Means for anchoring the drilling machine to the ground

Definitions

  • the present 4invention relates generally to positioning devices for rock drills a-nd more specifically to a positioning device in which a feed shell carrying reciprocally a r-ock drill thereon ⁇ is linked by means of a parallel motion link system to a substructure in a manner allowing the feed shell to be moved by power from a position adjacent the substructure to a posi-tion remote therefrom and vice versa.
  • a further object of the invention is to provide a positioning device in which the link system can be operated for producing parallel displacement of the feed shell by means of a single pressure fluid operated ram operatively connected to the system.
  • a still further object of the invention is to provide a positioning device capable of positioning the rock drill by power to alternative substantial parallel drilling positions according to a polar coordinate system.
  • FIG. 1 shows a side elevational view of the positioning device according to the invention ⁇ in extended position.
  • FIG. 2 shows the positioning device in FIG. l in contracted position.
  • FIG. 3 is a somewhat enlarged view seen substantially on the line 3 3 in FIG. 2.
  • FIG. 4 is an enlarged rear View of the device in FIG. 1.
  • FIG. 5 is an enlarged longitudinal vertical section through the upper frame of the positioning device in FIG. 1.
  • FIG. 6 is a cross sectional view -on the line 6 6 in FIG. 5.
  • FIG. 7 shows a modified embodiment of the turning device in FIG. 4 for the lower frame of the positioning device.
  • the numeral 10 designates two upstanding brackets on an elongated mobile substructure, not shown7 for example a wheeled drill wagon.
  • the brackets Iii carry coaxial journals Il in which the opposite ends of an elongated rod shaped frame l2 are pivotally journalled.
  • the frame 12 carries an arm 13 projecting laterally.
  • a pressure fluid actuated double acting power cylinder I6 is inserted between a pivot Id at the end of the arm I3 and a pivot I5 on the adjacent bracket I@.
  • the frame 12 By the frame 12 are carried pairs of longitudinally spaced parallel pivots 17 and 13 projecting laterally in opposite directions.
  • the two pivots I7 are supporting pivotally thereon a first toggle system consisting of a pair of links i9, Ztl while the two pivots I8 in similar manner are supporting pivotally thereon a second toggle system formed by ranother double pair of links 2l, Z2 parallel with the respective links I9, Ztl.
  • the knee joints of the two toggle systems are designated by 231 and 24 and are interconnected by elements formed by a pair of links 25 parallel with one another and with the frame 12;.
  • the links Ztl, 22 of the toggle systems are provided with pivots 26, 27 at their upper ends carrying an upper frame 28 which is parallel with the frame 12.
  • the upper frame 2S includes a rear bracket 29 carrying the pivots 26 at opposite ends thereof. At its upper end the rear bracket is provided with guiding rails 3f) affixed thereto for example by means of screws.
  • the front pivots 27 of the upper frame 2S are formed by an integral axle on the central part of which is lpivotally journaliled a bell crank lever 3l which at one end carries a pivot 32 and at the other forwardly pointing end carries an axle 33. Between the pivot 32 and a pivot 34 which is fastened to the inside of the upper frame Z3, is coupled.
  • a pressure fluid actuated double acting power cylinder Sdi By extension or contraction of the cylinder 351 the axle 33 obviously can be turned in upward or downward direction with respect to the upper frame 28.
  • An elongated plate 35 also carries guiding rails thereon and is pivotally journalled by means of ears 36, FIG. 6, on the ends of the axle 33.
  • a pivot 37 is fastened to the underside of the rear end of the plate and carries pivotally thereon a double ⁇ acting power cylinder 38, the other end of which is fixed to the rear end of a feed shell @ttl to a pivot 39 thereon.
  • the feed shell itl consists for example of U-irons fixed relative to one another in an opstanding position with the fianges in outward direction.
  • the lower flanges of the irons are longitudinally slidably guided between the guide rails 3o.
  • the power cylinder 33 furthermore projects slidably through a bore 4i in the rear bracket 29.
  • the eed shell 40 carri-es a rock drill 4.2 slidably thereon which is reciprocable therealong and carries a drill steel 43.
  • the drill steel d3 is guided by means of a conventional .remotely controlled drill steel centralizer 44 arranged forwardly on the feed shell 4t).
  • a feed motor 45 is indicated diagrammatically forwardly on the feed shell.
  • the details pertaining to the feed shell and the rock drill only show diagrammatically since they are per se well known in the art yand do not need to be described more in detail in the present connection.
  • the hoses and conduits, which in conventional manner connect the rock drill and the power cylinders of the positioning device to suitable pressure sources, not shown, have been omitted in the figures in order to facilitate illustration.
  • the parallel displacement of the upper frame 28 is by means of a do-uble acting power ram d6 which is affixed between the pivots 23 in coplanar relation to the links 2S.
  • the piston rod end of the ram t6 carries a transverse axle 47 forming the knee joints of a double pair of short links 48, i9 in a secondary toggle, which by lmeans of axles 50, 51, FIG. l, are pivoted to the middle portions of the long links 19, 20.
  • an axle 52 provides the knee joints of a secondary toggle consistingy of a double pair of links 53, d which by means of axles 6d, 61 are pivoted to the middle portions of the long links 21, 22.
  • Drilling by means of the positioning device can be per- 'formed in these and in any intermediate position and by manipulating the power cylinder 16 the desired angular Vsetting of the positioning device can be brought about enabling the holes to be placed according to a polar coordinate system.
  • the turning axis of the lower fra-me 12 forms the polar axis while the radius ⁇ vector is defined by parallel adjustment of the feed shell relative to the frame 12 by the aid of the link system '19-22.
  • the brackets 1i] of the drill wagon Iif necessary can be provided with two or more positionfing devices including frames parallel to one another and 'positioned in different starting angles whereby the reach tof the drill wagon can be extended as desired.
  • FIG. '7 In case a wider angular turnability of the frame 12 is desired there can be used a device according to FIG. '7 in which a power cylinder 57 turnable about the longitudinal axis of the frame 12 is fixed pivotally by a means lof links 58, 59 on the one hand to the arm 13 and on the other to the adjacent bracket 1G.
  • the arrangement fin this instance is such that one by turning of the power cylinder for example 90 degrees with respect to the bracket attains a turn of 18() degrees of the arm 13 as indicated by broken lines in FIG. 7.
  • FIG. 7 The turning arrangement of FIG. 7 is described in full detail in the copending U.S. patent specification Serial Number 89,234 of W. Meyer, which has the same assignee as the invention herein.
  • a positioning device for rock drills for positioning a rock drill into a plurality of alternative drilling positions according to a polar coordinate system
  • said positioning device comprising a substructure having coaxial spaced apart journals thereon, an elongated frame rotatably mounted in said journals the axis thereof being along the polar axis of said coordinate system, an elongated feed shell for longitudinally movably carrying a rock drill thereon and having feeding means thereon for eeding and retracting a rock drill thereon along said feed shell, a parallel motion link system linked between said feed shell and said frame for providing translatory motion of said feed shell relative to said frame into a plurality of selected parallel positions lwithout change in the relative longitudinal position between said feed shell and said frame, the said link system with the said feed shell disposed thereon extending radially from said frame along a plane including the axis of said frame with the extent of movement of said feed shell away from said frame being along the radius of said polar coordinate system, power Imeans disposed upon said substructure and connected to said frame for the
  • a positioning device as -described in claim 1 in which longitudinally spaced pivots are disposed adjacent said feed shell and on said frame and in which said link system is linked to the said pivots on said frame and the said pivots disposed adjacent said feed shell and including means in said link system for permanently maintaining said pivots in a pair of spaced parallel planes perpendicular to the axis of said frame in all the selected positions of said feed shell.
  • a positioning device in which means are included in said parallel motion link system for permanently maintaining said pivots in a pair of spaced parallel planes perpendicular to said axis in all the alternative positions of said feed shell.
  • a positioning device in which the link system includes two toggle systems spaced from one another in the longitudinal direction Vof said frames and having their opposite ends journalled on said pivots of said frames.
  • a positioning device in which knee joints are included in each toggle system ⁇ and in which the said knee joints are interconnected by elements extending in parallel relation to said frames.
  • a positioning device in which the distances between the pivots of each said pair of pivots on the respective frames as well as between said knee joints are equal.
  • a positioning device in which the corresponding links of the two toggle systems are parallel to one another and of equal length.
  • the combination which comprises a first pair of spaced parallel pivots disposed on said first frame and perpendicular thereto, a parallel motion link system with one end thereof connected to said first pair of pivots, a second elongated frame disposed adjacent said link system at the end thereof opposite said first pair of pivots, an elongated feed shell longitudinaily movable disposed upon said second frame for carrying a rock drill thereon along said feed shell, a second pair of pivots perpendicular to said second frame and pivotally connecting said second frame to said link system, said link system providing translatory motion of sai-d second frame relative to said first frame into a plurality of
  • a positioning device in 'which said ram is coupled between the knee joint of one of the toggle systems and the knee joint of the secondary toggle linked to said system, a manoeuvering link passing slidably through the knee joint of the other toggle system and being pivotally connected at its opposite ends to the knee joints of fboth secondary toggles.
  • a positioning device which includes a fee-d shell disposed upon said second frame and in which said feed shell is longitudinally movably journalled on said second frame there being provided power means between said second frame and said shell for the longitudinal adjustment of the latter.
  • a positioning device which includes a feed shell longitudinally movably disposed upon said second frame and in which there are provided means for movably supporting one end portion of said feed shell relative to said second frame in direction perpendicular thereto, and power means on said second frame for thus movingsaid end portion for defining the angular inclination of said feed shell relative to said axis.
  • a positioning device for rock drills for positioning a rock drill to a plurality of alternative drilling positions according to a polar coordinate system, said positioning device comprising a substructure having coaxial journals thereon spaced in the longitudinal direction of said substructure, an elongated frame pivotally mounted on said journals about an axis extending longitudinally of said substructure and being along the polar axis of said coordinate system, an elongated feed shell for longitudinally movably carrying a rock drill thereon and having feeding means thereon for feeding and retracting said rock drill along said feed shell, longitudinally widely spaced parallel pivots on said frame and said feed shell and perpendicular thereto, a duality of toggle systems spaced transversely of said frame and said feed shell and having their opposite ends journaledl on said pivots to form a parallel motion link system linked between said feed shell and said frame for translating said feed shell relative to said frame into a plurality of selected parallel positions without change in the relative longitudinal position between said shell and said frame, the said link system with the said feed shell disposed thereon extending
  • a positioning device as described in claim ll which includes a second power means disposed between said second frame and said feed shell for reciprocating -said feed shell along said second frame.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
US407053A 1963-10-31 1964-10-28 Positioning device for rock drills Expired - Lifetime US3295800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1202363 1963-10-31

Publications (1)

Publication Number Publication Date
US3295800A true US3295800A (en) 1967-01-03

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US407053A Expired - Lifetime US3295800A (en) 1963-10-31 1964-10-28 Positioning device for rock drills

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US (1) US3295800A (fi)
AT (1) AT265172B (fi)
CH (1) CH424689A (fi)
FI (1) FI41824C (fi)
NO (1) NO115049B (fi)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3370654A (en) * 1965-11-08 1968-02-27 Skendrovic Lawrence Soaking pit clean out machine
US3476193A (en) * 1967-06-22 1969-11-04 Atlas Copco Ab Drill boom with parallel motion linkage means
US3805712A (en) * 1969-02-14 1974-04-23 D Taylor Weight responsive table
US3881556A (en) * 1973-05-22 1975-05-06 Poclain Sa Public works device comprises a body a telescopic jib
US4264051A (en) * 1978-01-17 1981-04-28 Coal Industry (Patents) Limited Laterally adjustable multiple head
US4389044A (en) * 1980-09-08 1983-06-21 Nippon Mining Co., Ltd. Mechanical punching apparatus for copper smelting converter
US4596373A (en) * 1982-01-20 1986-06-24 Mitsubishi Steel Mfg. Co., Ltd. Anti-vibration apparatus for seismic acceleration
EP0424779A1 (en) * 1989-10-26 1991-05-02 CASAGRANDE SpA Self-propelled equipment to bore in tunnels
US6269890B1 (en) * 1997-01-29 2001-08-07 Paul Wurth, S.A. Tap hole drill
EP1167683A1 (en) * 2000-06-21 2002-01-02 CASAGRANDE SpA Introduction assembly for reinforcement rods for drilling machine
US6493886B1 (en) * 2000-10-04 2002-12-17 Jeffrey D. Vanpage Mattress suspension system for a vehicle
JP2017158846A (ja) * 2016-03-10 2017-09-14 株式会社ジーシー 患者用椅子及び該患者用椅子を備える治療ユニット
JP2017158845A (ja) * 2016-03-10 2017-09-14 株式会社ジーシー 患者用椅子及び該患者用椅子を備える治療ユニット
US10244861B1 (en) * 2015-01-24 2019-04-02 Nathan Mark Poniatowski Desktop workspace that adjusts vertically
US10893748B1 (en) 2017-07-08 2021-01-19 Office Kick, Inc. Height adjustable desktop

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614807A (en) * 1947-10-21 1952-10-21 Joy Mfg Co Rock drilling apparatus
US2690896A (en) * 1949-11-10 1954-10-05 Donald E Bissell Coal drill mount
US3165197A (en) * 1963-02-11 1965-01-12 Harper Inc Allen Vibrating conveyor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614807A (en) * 1947-10-21 1952-10-21 Joy Mfg Co Rock drilling apparatus
US2690896A (en) * 1949-11-10 1954-10-05 Donald E Bissell Coal drill mount
US3165197A (en) * 1963-02-11 1965-01-12 Harper Inc Allen Vibrating conveyor

Cited By (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3370654A (en) * 1965-11-08 1968-02-27 Skendrovic Lawrence Soaking pit clean out machine
US3476193A (en) * 1967-06-22 1969-11-04 Atlas Copco Ab Drill boom with parallel motion linkage means
US3805712A (en) * 1969-02-14 1974-04-23 D Taylor Weight responsive table
US3881556A (en) * 1973-05-22 1975-05-06 Poclain Sa Public works device comprises a body a telescopic jib
US4264051A (en) * 1978-01-17 1981-04-28 Coal Industry (Patents) Limited Laterally adjustable multiple head
US4389044A (en) * 1980-09-08 1983-06-21 Nippon Mining Co., Ltd. Mechanical punching apparatus for copper smelting converter
US4596373A (en) * 1982-01-20 1986-06-24 Mitsubishi Steel Mfg. Co., Ltd. Anti-vibration apparatus for seismic acceleration
EP0424779A1 (en) * 1989-10-26 1991-05-02 CASAGRANDE SpA Self-propelled equipment to bore in tunnels
US6269890B1 (en) * 1997-01-29 2001-08-07 Paul Wurth, S.A. Tap hole drill
EP1167683A1 (en) * 2000-06-21 2002-01-02 CASAGRANDE SpA Introduction assembly for reinforcement rods for drilling machine
US6493886B1 (en) * 2000-10-04 2002-12-17 Jeffrey D. Vanpage Mattress suspension system for a vehicle
US11134774B1 (en) 2015-01-24 2021-10-05 Office Kick, Inc. Desktop workspace that adjusts vertically
US11147366B1 (en) 2015-01-24 2021-10-19 Office Kick, Inc. Desktop workspace that adjusts vertically
US10244861B1 (en) * 2015-01-24 2019-04-02 Nathan Mark Poniatowski Desktop workspace that adjusts vertically
US10568416B1 (en) 2015-01-24 2020-02-25 Nathan Mark Poniatowski Desktop workspace that adjusts vertically
US10575630B1 (en) 2015-01-24 2020-03-03 Nathan Mark Poniatowski Desktop workspace that adjusts verically
US11980289B1 (en) 2015-01-24 2024-05-14 Office Kick, Inc. Desktop workspace that adjusts vertically
US11134773B1 (en) 2015-01-24 2021-10-05 Office Kick, Inc. Desktop workspace that adjusts vertically
US11950699B1 (en) 2015-01-24 2024-04-09 Office Kick, Inc. Desktop workspace that adjusts vertically
US11140977B1 (en) 2015-01-24 2021-10-12 Office Kick, Inc. Desktop workspace that adjusts vertically
US11910926B1 (en) 2015-01-24 2024-02-27 Office Kick, Inc. Desktop workspace that adjusts vertically
US11160367B1 (en) 2015-01-24 2021-11-02 Office Kick, Inc. Desktop workspace that adjusts vertically
US11388989B1 (en) 2015-01-24 2022-07-19 Office Kick, Inc. Desktop workspace that adjusts vertically
US11944196B1 (en) 2015-01-24 2024-04-02 Office Kick, Inc. Desktop workspace that adjusts vertically
US11925264B1 (en) 2015-01-24 2024-03-12 Office Kick, Inc. Desktop workspace that adjusts vertically
US11464325B1 (en) 2015-01-24 2022-10-11 Office Kick, Inc. Desktop workspace that adjusts vertically
US11470959B1 (en) 2015-01-24 2022-10-18 Office Kick, Inc. Desktop workspace that adjusts vertically
US11800927B1 (en) 2015-01-24 2023-10-31 Office Kick, Inc. Desktop workspace that adjusts vertically
US11849843B1 (en) 2015-01-24 2023-12-26 Office Kick, Inc. Desktop workspace that adjusts vertically
US11857073B1 (en) 2015-01-24 2024-01-02 Office Kick, Inc. Desktop workspace that adjusts vertically
US11864654B1 (en) 2015-01-24 2024-01-09 Office Kick, Inc. Desktop workspace that adjusts vertically
JP2017158846A (ja) * 2016-03-10 2017-09-14 株式会社ジーシー 患者用椅子及び該患者用椅子を備える治療ユニット
JP2017158845A (ja) * 2016-03-10 2017-09-14 株式会社ジーシー 患者用椅子及び該患者用椅子を備える治療ユニット
US11395544B1 (en) 2017-07-08 2022-07-26 Office Kick, Inc. Keyboard tray that adjusts horizontally and vertically
US11388991B1 (en) 2017-07-08 2022-07-19 Office Kick, Inc. Height adjustable desktop
US10893748B1 (en) 2017-07-08 2021-01-19 Office Kick, Inc. Height adjustable desktop

Also Published As

Publication number Publication date
AT265172B (de) 1968-09-25
CH424689A (de) 1966-11-30
FI41824B (fi) 1969-12-01
NO115049B (fi) 1968-07-15
FI41824C (fi) 1970-03-10

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