EP0943735B1 - Milling apparatus - Google Patents

Milling apparatus Download PDF

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Publication number
EP0943735B1
EP0943735B1 EP99102249A EP99102249A EP0943735B1 EP 0943735 B1 EP0943735 B1 EP 0943735B1 EP 99102249 A EP99102249 A EP 99102249A EP 99102249 A EP99102249 A EP 99102249A EP 0943735 B1 EP0943735 B1 EP 0943735B1
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EP
European Patent Office
Prior art keywords
milling
guide frame
designed
engine
frame
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EP99102249A
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German (de)
French (fr)
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EP0943735A1 (en
Inventor
Jürgen Stehr
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Individual
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Individual
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1445—Tools for positioning or removing cover frames
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
    • E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
    • E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
    • E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
    • E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
    • E01C23/094—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters about vertical or inclined axes, e.g. for core sampling

Definitions

  • the invention relates to a device for processing of road or earth surfaces, especially in the form an attachment to a carrier vehicle, for example an excavator, a loader or a crane.
  • a carrier vehicle for example an excavator, a loader or a crane.
  • the device belonging to the prior art a frame, which is placed on the tube becomes.
  • This device belongs to the prior art the disadvantage that only a very special application with this device can be covered.
  • the ideal location are pipes into which holes are to be made.
  • This device belonging to the prior art not on a cylindrical tube, but on a street surface put on, for example, test pieces To remove, it must be ensured that the surface is absolutely flat, because the device on four points lies on.
  • the device has no fixed position the surface, the device, especially the Core drill damage during the actual drilling process, if the device starts to vibrate or even wiggle.
  • This device belongs to the prior art the disadvantage that it is a very heavy machine acts.
  • the machine is known as a "self-propelled Machine ".
  • a motor is provided which drives a front wheel of the device.
  • the machine must be so heavy to be able to actual cutting process the necessary pressure on the To be able to exercise cutting device so that the Cutting tool sunk into the asphalt floor.
  • This device belongs to the prior art the disadvantage that they are very expensive and thus is very expensive.
  • this machine is also can only be used for this special purpose, namely Circular slits on paved road surfaces to arrange.
  • the prior art (DE 28 51 191 A1) includes this a machine for milling or peeling Road surfaces.
  • This prior art device is only for the flat milling of Road surfaces can be used. The milling process takes place during a forward movement of the machine. A circular one Free milling, for example of manhole covers or tree stumps is not possible with this device.
  • the technical problem underlying the invention consists in specifying a milling device with who machined the manhole covers mechanically can be, with the same device also others Work should be feasible.
  • the invention Device has a support frame with three Support legs on to secure a firm during the milling process To ensure stand.
  • an engine which at least drives a milling tool, which on the inner Guide frame is arranged.
  • a milling tool which on the inner Guide frame is arranged.
  • Vertical drive of the milling tool is provided.
  • the milling tool which in this case consists of a cylinder with chisels exists around the manhole cover milling around, that means milling the cover overlay.
  • the milling head mills a joint around the manhole cover.
  • the cover can be easily removed.
  • the device according to the invention has the advantage that very little for milling a manhole cover overlay Time is required, for example two minutes.
  • the support frame has three support legs according to the invention on so that the support frame always has a firm footing.
  • the manhole cover is milled and free in a few minutes can be taken out.
  • the device according to the invention is versatile. With the device according to the invention it is possible also slide caps, tree stumps and the like free to mill or mill out.
  • Device can use various milling tools be arranged, for example a milling head, a stump milling head or a milling disc. Milling heads can also be used different sizes can be arranged.
  • the motor for driving the milling tool is according to the invention arranged and is on the inner guide frame with the inner lead frame relative to the outer one Sliding guide frame. Due to the movability of the inner lead frame that too this arranged milling tool relative to the outer guide frame and thus to the one with the outer guide frame firmly connected frame moved vertically so that vertical Milling work can be carried out.
  • the engine is with a gearbox on the inner lead frame flanged.
  • the gearbox may be act a planetary gear.
  • the device is available as an attachment a carrier vehicle is formed.
  • the attachment can be attached to one Excavator, loader or crane or the like to be ordered.
  • the engine is designed as an oil engine and is driven by the hydraulic system of the carrier vehicle.
  • a hydraulic cylinder is also provided by the hydraulic system of the carrier vehicle is actuated.
  • the suspension of the invention Device is with the boom of the carrier vehicle connected.
  • the boom of the carrier vehicle presses with its weight on the suspension on the outer Lead frame. This creates a counter bearing.
  • the milling head mills around the manhole cover or the Sliding cap a joint. This allows the lid attachment can be easily removed.
  • the milling heads are with different carbide tools, like round shank chisels or flat milling chisels occupied.
  • Fig. 1 shows a device (1) with a support frame (2), which has support legs (3, 4, 5).
  • an outer guide frame (6) is fixed.
  • Struts (7, 8) and a plate (9) are provided.
  • an inner guide frame (10) arranged, in which a hydraulic motor (11) is arranged is.
  • the inner guide frame (10) is opposite the outer guide frame (6) in the direction of the arrow (A) slidably mounted.
  • the hydraulic motor (11) drives you Milling head (13) via a drive shaft (12), which as Hexagon is formed.
  • the milling head (13) is as Milling head designed for manhole covers and shows as milling tools Picks (14).
  • a suspension (15) is provided for the arrangement of the device (1) on an excavator or the like.
  • a hydraulic cylinder (16) is provided, the inner guide frame (10) relative to the outer Guide frame (6) moves.
  • the hydraulic motor (11) and the are advantageous Hydraulic cylinder (16) from the hydraulic system of the excavator, Loader, crane or the like operated.
  • a plastic slideway (17) provided for a low-friction process of the inner lead frame (10) against the outer guide frame (6) enable.
  • the milling head (20) has a stock of round shank chisels (21).
  • the device according to the invention (1) a stump milling head (23) with a flat milling cutter (24).

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Paleontology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Earth Drilling (AREA)
  • Road Repair (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Confectionery (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Drilling And Boring (AREA)
  • Polarising Elements (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)
  • Shovels (AREA)

Abstract

On the outer guide frame (6) is arranged an inner guide frame (10), the two guide frames being relatively displaceable to one another. A motor (11) drives at least one milling or driling tool (13), and is arranged on the inner guide frame. As milling or drilling tool, a milling head (13), an earth drill, a tree stump milling head or a milling disk is provided.

Description

Die Erfindung betrifft eine Vorrichtung zum Bearbeiten von Straßen- oder Erdoberflächen, insbesondere in Form eines Anbaugerätes an ein Trägerfahrzeug, beispielsweise einen Bagger, einen Lader oder einen Kran.The invention relates to a device for processing of road or earth surfaces, especially in the form an attachment to a carrier vehicle, for example an excavator, a loader or a crane.

Gemäß dem Stand der Technik werden spezielle Arbeiten wegen ihrer Besonderheit von Hand ausgeführt. Hierzu gehört zum Beispiel das Freilegen von Kanaldeckeln. Im Randbereich von Kanaldeckeln und Schiebern gibt es häufig Setzungsprobleme. Diese entstehen dadurch, daß es durch die vielen Frost-Tauwechsel zu Ausdehnungs- und Verspannungsschäden in diesen Bereichen kommt. Die dadurch entstehende Rißbildung und das Eindringen von Wasser bewirken starke Frostschäden in diesem Bereich. Nach dem Einbau einer neuen Asphaltdecke müssen die Kanaldeckel und Schieberkappen der Oberfläche neu angeglichen werden.According to the state of the art, special works made by hand because of its peculiarity. Which also includes for example exposing manhole covers. At the edge There are often settlement problems with manhole covers and sliders. These arise because of the many Frost-thaw change to expansion and tension damage in these areas is coming. The resulting cracking and water penetration causes severe frost damage in this area. After installing a new asphalt surface need the manhole cover and slide caps of the surface be re-adjusted.

Das Freistemmen von Kanaldeckeln mit Preßlufthämmern mittels Handarbeit ist sehr mühevoll und zeitaufwendig. Ein Mann benötigt für das Freistemmen von zwei Kanaldeckeln circa einen Tag.The clearing of manhole covers with pneumatic hammers using manual labor is very tedious and time consuming. On You need two channel covers to unlock them about a day.

Zum Stand der Technik (EP-A-0 002 291) gehört eine hydraulische Kernbohrvorrichtung. Diese zum Stand der Technik gehörende Kernbohrvorrichtung dient dazu, Löcher in Rohre, speziell in Betonkanalisationsrohre zu bohren.One belongs to the prior art (EP-A-0 002 291) hydraulic core drilling device. This to the state of the art belonging core drilling device serves to make holes in Pipes, especially in concrete sewer pipes.

Hierzu weist die zum Stand der Technik gehörende Vorrichtung ein Gestell auf, welches auf dem Rohr aufgesetzt wird. An jeder Seite der Vorrichtung sind zwei L-Profile vorgesehen, in denen Aushöhlungen angebracht sind. Mit diesen Aushöhlungen wird das Gestell auf das Rohr aufgesetzt und stützt sich entsprechend dort ab.For this purpose, the device belonging to the prior art a frame, which is placed on the tube becomes. There are two L-profiles on each side of the device provided in which hollows are made. With these The frame is placed on the tube in hollows and is supported accordingly there.

Anschließend kann mit dem eigentlichen Bohrvorgang begonnen werden.The actual drilling process can then begin become.

Diese zum Stand der Technik gehörende Vorrichtung hat den Nachteil, daß nur ein ganz spezielles Einsatzgebiet mit dieser Vorrichtung abgedeckt werden kann. Der ideale Einsatzort sind Rohre, in die Löcher eingebracht werden sollen.This device belongs to the prior art the disadvantage that only a very special application with this device can be covered. The ideal location are pipes into which holes are to be made.

Wird diese zum Stand der Technik gehörende Vorrichtung nicht auf ein zylinderförmiges Rohr, sondern auf eine Straβenoberfläche aufgesetzt, um dort beispielsweise Probestücke zu entnehmen, muß gewährleistet sein, daß die Oberfläche absolut plan ist, da die Vorrichtung auf vier Punkten aufliegt. Hat die Vorrichtung keinen festen Stand auf der Oberfläche, nimmt die Vorrichtung, insbesondere der Kernbohrer bei dem eigentlichen Bohrvorgang Schaden, wenn die Vorrichtung anfängt zu vibrieren oder gar zu wackeln.This device belonging to the prior art not on a cylindrical tube, but on a street surface put on, for example, test pieces To remove, it must be ensured that the surface is absolutely flat, because the device on four points lies on. The device has no fixed position the surface, the device, especially the Core drill damage during the actual drilling process, if the device starts to vibrate or even wiggle.

Darüber hinaus ist die zum Stand der Technik gehörende Vorrichtung ausschließlich für Kernbohrarbeiten einsetzbar. Weitere Arbeiten sind mit dieser Vorrichtung nicht durchführbar.In addition, it is part of the state of the art Device can only be used for core drilling work. No further work can be carried out with this device.

Zum Stand der Technik (US-A-5,470,131) gehört darüber hinaus eine Vorrichtung zum Schneiden kreisförmiger Schlitze in plane Oberflächen, beispielsweise Straßen. Die kreisförmigen Schlitze werden beispielsweise um Kanaldeckel oder dergleichen angebracht, um diese schnell und einfach zu entfernen. This belongs to the prior art (US-A-5,470,131) also a device for cutting circular Slits in flat surfaces, such as streets. The Circular slots are around drain covers, for example or the like attached to this quickly and easily to remove.

Diese zum Stand der Technik gehörende Vorrichtung hat den Nachteil, daß es sich um eine sehr schwere Maschine handelt. Die Maschine ist als sogenannte "selbstfahrende Maschine" ausgebildet. Hierzu ist ein Motor vorgesehen, der ein vorderes Rad der Vorrichtung antreibt.This device belongs to the prior art the disadvantage that it is a very heavy machine acts. The machine is known as a "self-propelled Machine ". For this purpose, a motor is provided which drives a front wheel of the device.

Die Maschine muß so schwer ausgebildet sein, um beim eigentlichen Schneidvorgang den notwendigen Druck auf die Schneidvorrichtung ausüben zu können, damit sich das Schneidwerkzeug in den asphaltierten Boden versenkt.The machine must be so heavy to be able to actual cutting process the necessary pressure on the To be able to exercise cutting device so that the Cutting tool sunk into the asphalt floor.

Diese zum Stand der Technik gehörende Vorrichtung hat den Nachteil, daß sie sehr aufwendig ausgebildet und dadurch sehr teuer ist. Darüber hinaus ist auch diese Maschine nur für diesen einen speziellen Zweck einsetzbar, nämlich auf geteerten Straßenoberflächen kreisförmige Schlitze anzuordnen.This device belongs to the prior art the disadvantage that they are very expensive and thus is very expensive. In addition, this machine is also can only be used for this special purpose, namely Circular slits on paved road surfaces to arrange.

Darüber hinaus ist diese zum Stand der Technik gehörende Vorrichtung ausschließlich als Schneidvorrichtung ausgebildet. Sie hat zusätzlich den Nachteil, daß zum Kühlen eine zusätzliche Wasserzuführung vorgesehen sein muß.In addition, this is part of the prior art Device only as a cutting device educated. It also has the disadvantage that for cooling an additional water supply must be provided.

Zum Stand der Technik (DE 28 51 191 A1) gehört darüber hinaus eine Maschine zum Abfräsen oder Abschälen von Straßenbelägen. Diese zum Stand der Technik gehörende Vorrichtung ist ausschließlich zum flächigen Abfräsen von Straßenbelägen einsetzbar. Der Fräsvorgang erfolgt während einer Vorwärtsbewegung der Maschine. Ein kreisförmiges Freifräsen, beispielsweise von Kanaldeckeln oder Baumstümpfen ist mit dieser Vorrichtung nicht möglich.The prior art (DE 28 51 191 A1) includes this a machine for milling or peeling Road surfaces. This prior art device is only for the flat milling of Road surfaces can be used. The milling process takes place during a forward movement of the machine. A circular one Free milling, for example of manhole covers or tree stumps is not possible with this device.

Das der Erfindung zugrunde liegende technische Problem besteht darin, eine Vorrichtung zum Fräsen anzugeben, mit der das Freifräsen von Kanaldeckeln maschinell vorgenommen werden kann, wobei mit der gleichen Vorrichtung auch andere Arbeiten durchführbar sein sollen.The technical problem underlying the invention consists in specifying a milling device with who machined the manhole covers mechanically can be, with the same device also others Work should be feasible.

Dieses technische Problem wird durch die Merkmale des Anspruches 1 gelöst.This technical problem is caused by the characteristics of the Claim 1 solved.

Dadurch, daß die erfindungsgemäße Vorrichtung ein Traggestell mit drei Stützbeinen aufweist, an dem wiederum ein äußerer Führungsrahmen und ein relativ zum äußeren Führungsrahmen verschiebbar angeordneter innerer Führungsrahmen angeordnet ist, an dem wiederum ein Fräswerkzeug mit vertikal angeordneter Drehachse vorgesehen ist, ist es möglich, einen Kanaldeckel, einen Baumstumpf oder dergleichen maschinell in einfacher Art und Weise freizufräsen. Die erfindungsgemäße Vorrichtung weist ein Traggestell mit drei Stützbeinen auf, um während des Fräsvorganges einen festen Stand zu gewährleisten.The fact that the device according to the invention Carrying frame with three support legs, on the turn an outer lead frame and one relative to the outer lead frame slidably arranged inner guide frame is arranged, in turn with a milling tool vertically arranged axis of rotation is provided, it is possible a manhole cover, a tree stump or the like machine free in a simple way. The invention Device has a support frame with three Support legs on to secure a firm during the milling process To ensure stand.

Gemäß der Erfindung ist ein Motor vorgesehen, der wenigstens ein Fräswerkzeug antreibt, welches an dem inneren Führungsrahmen angeordnet ist. Erfindungsgemäß erfolgt der Antrieb des Fräswerkzeuges vertikal.According to the invention, an engine is provided which at least drives a milling tool, which on the inner Guide frame is arranged. According to the invention Vertical drive of the milling tool.

Durch den erfindungsgemäßen Aufbau der Vorrichtung ist es möglich, das Traggestell mit den Stützbeinen derart oberhalb eines freizufräsenden Kanaldeckels zu positionieren, daß das Fräswerkzeug, welches in diesem Fall aus einem mit Meißeln besetzten Zylinder besteht, um den Kanaldeckel herumfräst, das heißt die Deckelauflage freifräst. Der Fräskopf fräst rund um den Kanaldeckel eine Fuge. Hierdurch kann die Deckelauflage problemlos herausgenommen werden. Due to the construction of the device according to the invention it is possible to support the support frame with the support legs in this way to be positioned above a manhole cover to be cut free, that the milling tool, which in this case consists of a cylinder with chisels exists around the manhole cover milling around, that means milling the cover overlay. The The milling head mills a joint around the manhole cover. Hereby the cover can be easily removed.

Die erfindungsgemäße Vorrichtung hat den Vorteil, daß für das Freifräsen einer Kanaldeckelauflage nur sehr wenig Zeit benötigt wird, beispielsweise zwei Minuten.The device according to the invention has the advantage that very little for milling a manhole cover overlay Time is required, for example two minutes.

Das Traggestell weist erfindungsgemäß drei Stützbeine auf, so daß das Traggestell immer einen festen Stand hat. Der Kanaldeckel wird in wenigen Minuten freigefräst und kann herausgenommen werden.The support frame has three support legs according to the invention on so that the support frame always has a firm footing. The manhole cover is milled and free in a few minutes can be taken out.

Die erfindungsgemäße Vorrichtung ist vielseitig einsetzbar. Mit der erfindungsgemäßen Vorrichtung ist es möglich, auch Schieberkappen, Baumstümpfe und dergleichen freizufräsen oder herauszufräsen. An der erfindungsgemäßen Vorrichtung können verschiedene Fräswerkzeuge angeordnet werden, beispielsweise ein Fräskopf, ein Baumstumpffräskopf oder eine Frässcheibe. Es können auch Fräsköpfe verschiedener Größen angeordnet werden. The device according to the invention is versatile. With the device according to the invention it is possible also slide caps, tree stumps and the like free to mill or mill out. At the invention Device can use various milling tools be arranged, for example a milling head, a stump milling head or a milling disc. Milling heads can also be used different sizes can be arranged.

Der Motor zum Antrieb des Fräswerkzeuges ist erfindungsgemäß an dem inneren Führungsrahmen angeordnet und ist mit dem inneren Führungsrahmen relativ zu dem äußeren Führungsrahmen verschiebbar ausgebildet. Durch die Verschiebbarkeit des inneren Führungsrahmens wird auch das an diesem angeordnete Fräswerkzeug relativ zu dem äußeren Führungsrahmen und damit zu dem mit dem äußeren Führungsrahmen fest verbundenen Gestell vertikal verschoben, so daß vertikale Fräsarbeiten ausgeführt werden können.The motor for driving the milling tool is according to the invention arranged and is on the inner guide frame with the inner lead frame relative to the outer one Sliding guide frame. Due to the movability of the inner lead frame that too this arranged milling tool relative to the outer guide frame and thus to the one with the outer guide frame firmly connected frame moved vertically so that vertical Milling work can be carried out.

Dadurch, daß der Motor an dem inneren Führungsrahmen angeordnet ist, wird dieser mit dem Fräswerkzeug verschoben, so daß keine Übersetzung oder Verlängerung der Antriebswelle des Fräswerkzeuges notwendig ist.The fact that the motor on the inner guide frame is arranged, this is moved with the milling tool, so that no translation or extension of the drive shaft of the milling tool is necessary.

Der Motor ist mit einem Getriebe auf dem inneren Führungsrahmen angeflanscht. Es kann sich bei dem Getriebe um ein Planetengetriebe handeln.The engine is with a gearbox on the inner lead frame flanged. The gearbox may be act a planetary gear.

Die Vorrichtung ist als ein Anbaugerät an ein Trägerfahrzeug ausgebildet. Das Anbaugerät kann an einem Bagger, einem Lader oder einem Kran oder dergleichen angeordnet werden.The device is available as an attachment a carrier vehicle is formed. The attachment can be attached to one Excavator, loader or crane or the like to be ordered.

Erfindungsgemäß ist der Motor als Ölmotor ausgebildet und wird von der Hydraulikanlage des Trägerfahrzeuges angetrieben.According to the invention, the engine is designed as an oil engine and is driven by the hydraulic system of the carrier vehicle.

Darüber hinaus ist vorteilhaft für die Verschiebung des inneren Führungsrahmens relativ zum äußeren Führungsrahmen ein Hydraulikzylinder vorgesehen, der ebenfalls von der Hydraulikanlage des Trägerfahrzeuges betätigt wird. It is also beneficial for the shift of the inner lead frame relative to the outer lead frame a hydraulic cylinder is also provided by the hydraulic system of the carrier vehicle is actuated.

Dadurch, daß der Hydraulikzylinder den inneren Führungsrahmen durch den äußeren Führungsrahmen schiebt, wird beim,Fräsen der Vorschub erreicht. Die Aufhängung der erfindungsgemäßen Vorrichtung ist mit dem Ausleger des Trägerfahrzeuges verbunden. Der Ausleger des Trägerfahrzeuges drückt mit seinem Gewicht über die Aufhängung auf den äußeren Führungsrahmen. Somit entsteht ein Gegenlager.The fact that the hydraulic cylinder the inner guide frame through the outer guide frame The feed rate was reached when milling. The suspension of the invention Device is with the boom of the carrier vehicle connected. The boom of the carrier vehicle presses with its weight on the suspension on the outer Lead frame. This creates a counter bearing.

Der Fräskopf fräst rund um den Kanaldeckel oder die Schieberkappe eine Fuge. Dadurch kann der Deckelaufsatz problemlos herausgenommen werden. Die erfindungsgemäße Vorrichtung kann aber auch mit einem Baumstumpffräskopf ausgerüstet werden. Die Fräsköpfe sind mit verschiedenen Hartmetallwerkzeugen, wie Rundschaftmeißeln oder Flachfräsmeißeln besetzt.The milling head mills around the manhole cover or the Sliding cap a joint. This allows the lid attachment can be easily removed. The device according to the invention but can also be equipped with a stump milling head become. The milling heads are with different carbide tools, like round shank chisels or flat milling chisels occupied.

Weitere Einzelheiten der Erfindung können den Unteransprüchen entnommen werden.Further details of the invention can be found in the subclaims be removed.

Auf der Zeichnung ist ein Ausführungsbeispiel der Erfindung dargestellt, und zwar zeigen:

Fig. 1
eine erfindungsgemäße Vorrichtung in Vorderansicht;
Fig. 2
eine erfindungsgemäße Vorrichtung in Seitenansicht;
Fig. 3
eine erfindungsgemäße Vorrichtung in Draufsicht;
Fig. 4
ein geändertes Ausführungsbeispiel;
Fig. 5
ein geändertes Ausführungsbeispiel.
An exemplary embodiment of the invention is shown in the drawing, namely:
Fig. 1
a device according to the invention in front view;
Fig. 2
a device according to the invention in side view;
Fig. 3
a device according to the invention in plan view;
Fig. 4
a modified embodiment;
Fig. 5
a modified embodiment.

Fig. 1 zeigt eine Vorrichtung (1) mit einem Traggestell (2), welches Stützbeine (3, 4, 5) aufweist. An dem Traggestell (2) ist ein äußerer Führungsrahmen (6) fest angeordnet. Zur Stabilisierung des Traggestelles (2) sind Streben (7, 8) und eine Platte (9) vorgesehen. In dem äußeren Führungsrahmen (6) ist ein innerer Führungsrahmen (10) angeordnet, in dem wiederum ein Hydraulikmotor (11) angeordnet ist. Der innere Führungsrahmen (10) ist gegenüber dem äußeren Führungsrahmen (6) in Richtung des Pfeiles (A) verschiebbar gelagert. Der Hydraulikmotor (11) treibt einen Fräskopf (13) über eine Antriebswelle (12), welche als Sechskant ausgebildet ist, an. Der Fräskopf (13) ist als Fräskopf für Kanaldeckel ausgebildet und weist als Fräswerkzeuge Rundschaftmeißel (14) auf.Fig. 1 shows a device (1) with a support frame (2), which has support legs (3, 4, 5). To the Carrying frame (2), an outer guide frame (6) is fixed. To stabilize the support frame (2) Struts (7, 8) and a plate (9) are provided. In the outer Guide frame (6) is an inner guide frame (10) arranged, in which a hydraulic motor (11) is arranged is. The inner guide frame (10) is opposite the outer guide frame (6) in the direction of the arrow (A) slidably mounted. The hydraulic motor (11) drives you Milling head (13) via a drive shaft (12), which as Hexagon is formed. The milling head (13) is as Milling head designed for manhole covers and shows as milling tools Picks (14).

Für die Anordnung der Vorrichtung (1) an einem Bagger oder dergleichen ist eine Aufhängung (15) vorgesehen.For the arrangement of the device (1) on an excavator or the like, a suspension (15) is provided.

Gemäß Fig. 2 ist ein Hydraulikzylinder (16) vorgesehen, der den inneren Führungsrahmen (10) relativ zum äußeren Führungsrahmen (6) verschiebt.2 a hydraulic cylinder (16) is provided, the inner guide frame (10) relative to the outer Guide frame (6) moves.

Vorteilhaft werden der Hydraulikmotor (11) und der Hydraulikzylinder (16) von der Hydraulikanlage des Baggers, Laders, Krans oder dergleichen betrieben.The hydraulic motor (11) and the are advantageous Hydraulic cylinder (16) from the hydraulic system of the excavator, Loader, crane or the like operated.

Zwischen dem inneren Führungsrahmen (10) und dem äußeren Führungsrahmen (6) ist eine Kunststoffgleitbahn (17) vorgesehen, um ein reibungsarmes Verfahren des inneren Führungsrahmens (10) gegen den äußeren Führungsrahmen (6) zu ermöglichen. Between the inner guide frame (10) and the outer Guide frame (6) is a plastic slideway (17) provided for a low-friction process of the inner lead frame (10) against the outer guide frame (6) enable.

Gemäß Fig. 3 ist der äußere Führungsrahmen (6) an der Platte (9) angeordnet. Es sind zusätzliche Streben (7, 8; 18, 19) vorgesehen, um das Traggestell (2) zu stabilisieren.3, the outer guide frame (6) on the Plate (9) arranged. There are additional struts (7, 8; 18, 19) provided to stabilize the support frame (2).

Gemäß Fig. 4 ist an der Vorrichtung (1) ein Fräskopf (20) für Schieberkappen angeordnet. Auch der Fräskopf (20) weist einen Besatz von Rundschaftmeißeln (21) auf.4 is a milling head on the device (1) (20) arranged for slide caps. The milling head (20) has a stock of round shank chisels (21).

Gemäß Fig. 5 weist die erfindungsgemäße Vorrichtung (1) einen Baumstumpffräskopf (23) mit einem Flachfräsmeißelbesatz (24) auf. 5, the device according to the invention (1) a stump milling head (23) with a flat milling cutter (24).

BezugszahlenReference numbers

11
Vorrichtungcontraption
22nd
TraggestellSupport frame
3, 4, 53, 4, 5
StützbeineSupport legs
66
äußerer Führungsrahmenouter lead frame
7, 87, 8
StrebenStrive
99
Platteplate
1010th
innerer Führungsrahmeninner management framework
1111
HydraulikmotorHydraulic motor
1212th
Antriebswelledrive shaft
1313
FräskopfMilling head
1414
RundschaftmeißelRound chisel
1515
Aufhängungsuspension
1616
HydraulikzylinderHydraulic cylinder
1717th
KunststoffgleitbahnPlastic slideway
18, 1918, 19
StrebenStrive
2020th
Fräskopf für SchieberkappenMilling head for slide caps
2121
RundschaftmeißelRound chisel
2323
BaumstumpffräskopfTree stump milling head
2424th
FlachfräsmeißelFlat milling chisel
AA
Pfeilarrow

Claims (12)

  1. A milling device with a supporting structure (2), in which an outer guide frame (6) is arranged on the supporting structure (2) and an inner guide frame (10) is arranged on the outer guide frame (6), the guide frames (6, 10) being designed so as to be displaceable relative to one another, an engine (11) being provided, which drives at least one milling tool (13) arranged on the inner guide frame (10), the device (1) being designable as an instrument mounted on a carrier vehicle such as an excavator, loader or crane, an attachment (15) being provided which is designed as an attachment (15) connectable to a transverse of the carrier vehicle, characterised in that
    the device (1) is designed for circular milling,
    the weight of the transverse of the carrier vehicle can be borne by the outer frame guide (6) as a thrust bearing,
    a milling tool with an axis of rotation vertically arranged in the operating position is provided, and that a milling head (13, 20), a stub milling head (23) or a milling disc are arrangeable as the milling tool, and
    the supporting structure (2) has only three supporting legs (3, 4, 5).
  2. A device according to Claim 1, characterised in that an engine (11) is arranged on the guide frame (10) and designed so as to be displaceable with the latter relative to the outer frame guide (6).
  3. A device according to Claim 2, characterised in that the engine (11) with gearing is flanged on to the inner guide frame (10).
  4. A device according to Claim 2, characterised in that the engine (11) is designed as an oil engine.
  5. A device according to Claim 4, characterised in that the engine (11) is designed as an oil engine driven by a hydraulic system of the carrier vehicle.
  6. A device according to Claim 1, characterised in that a hydraulic cylinder (16) is provided for displacement of the inner guide frame (10) relative to the outer guide frame (6).
  7. A device according to Claim 4, characterised in that the oil engine (11) is designed as an oil engine (11) driving the milling or boring tool (13, 20, 22, 23) via a driven shaft of the gearing.
  8. A device according to Claim 1, characterised in that the milling head (13, 20) is set with hard-metal tools.
  9. A device according to Claim 8, characterised in that the hard-metal tools are designed as straight-shank chisels (21).
  10. A device according to Claim 1, characterised in that a hexagonal drive shaft (12) is provided between the milling tool (13, 20, 23) and the engine (11).
  11. A device according to Claim 3, characterised in that the gearing is designed as a planetary gear.
  12. A device according to Claim 1, characterised in that milling heads (13, 20) of various sizes are arrangeable on the device.
EP99102249A 1998-03-18 1999-02-05 Milling apparatus Expired - Lifetime EP0943735B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19811638A DE19811638C2 (en) 1998-03-18 1998-03-18 Device for milling or drilling
DE19811638 1998-03-18

Publications (2)

Publication Number Publication Date
EP0943735A1 EP0943735A1 (en) 1999-09-22
EP0943735B1 true EP0943735B1 (en) 2001-09-05

Family

ID=7861237

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99102249A Expired - Lifetime EP0943735B1 (en) 1998-03-18 1999-02-05 Milling apparatus

Country Status (6)

Country Link
EP (1) EP0943735B1 (en)
AT (1) ATE205268T1 (en)
DE (2) DE19811638C2 (en)
DK (1) DK0943735T3 (en)
ES (1) ES2161560T3 (en)
PT (1) PT943735E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105082265A (en) * 2015-08-11 2015-11-25 阜阳祥云木业有限公司 Drilling machine

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10041247B4 (en) * 2000-08-22 2004-02-05 Jürgen Stehr Method for free milling a manhole cover and / or a manhole cover support and device for carrying out the method
DE20303209U1 (en) 2003-02-26 2003-07-03 Reißmann, Uwe, 08321 Zschorlau Cutting machine used to form round manhole entrances in road surfaces, has cutting tools and centering tip mounted on console movable up and down plate
EP3719209A3 (en) 2019-04-02 2020-10-21 Simex S.r.l. Excavating assembly and operating machine comprising this assembly
CN112482176A (en) * 2020-12-02 2021-03-12 王辉 Ground drilling equipment for highway engineering

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2035424A (en) * 1978-11-27 1980-06-18 Wirtgen Reinhard Machine for milling or peeling road surfaces

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Publication number Priority date Publication date Assignee Title
US2549182A (en) * 1945-10-15 1951-04-17 Southwest Paving Company Road roller
US3491844A (en) * 1967-03-20 1970-01-27 Hughes Tool Co Drag type core drill for pavement or rock having disparate inclusions
EP0002291A3 (en) * 1977-11-16 1979-07-25 VANDAELE GEBROEDERS personenvennootschap met beperkte aansprakelijkheid Hydraulic core drill apparatus
DE3417862A1 (en) * 1984-05-14 1986-01-02 Aannemings- en Verhuurbedrijf W. Kuijl B.V., Amsterdam Appliance for making drainage slits in rails
JPH0726508A (en) * 1993-07-15 1995-01-27 Kyowa Exeo Corp Road surface cutting machine
US5470131A (en) * 1994-06-21 1995-11-28 Americore Technologies, Inc. Methods and apparatus for cutting circular slots in pavement extending about manhole castings
DE19611397A1 (en) * 1996-03-22 1997-09-25 Stellmach Paul Gerd Method and device for replacing a frame of a manhole cover embedded in an asphalt surface

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2035424A (en) * 1978-11-27 1980-06-18 Wirtgen Reinhard Machine for milling or peeling road surfaces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105082265A (en) * 2015-08-11 2015-11-25 阜阳祥云木业有限公司 Drilling machine

Also Published As

Publication number Publication date
ES2161560T3 (en) 2001-12-01
DE19811638A1 (en) 1999-09-23
DE19811638C2 (en) 2000-05-11
DK0943735T3 (en) 2001-12-03
ATE205268T1 (en) 2001-09-15
PT943735E (en) 2002-01-30
DE59900233D1 (en) 2001-10-11
EP0943735A1 (en) 1999-09-22

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