EP3023547B1 - Rouleau de compactage pour un rouleau compresseur - Google Patents

Rouleau de compactage pour un rouleau compresseur Download PDF

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Publication number
EP3023547B1
EP3023547B1 EP15193369.4A EP15193369A EP3023547B1 EP 3023547 B1 EP3023547 B1 EP 3023547B1 EP 15193369 A EP15193369 A EP 15193369A EP 3023547 B1 EP3023547 B1 EP 3023547B1
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EP
European Patent Office
Prior art keywords
holder
roller
quick
change
support
Prior art date
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Application number
EP15193369.4A
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German (de)
English (en)
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EP3023547A1 (fr
Inventor
Matthias Meier
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Hamm AG
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Hamm AG
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/026—Improving by compacting by rolling with rollers usable only for or specially adapted for soil compaction, e.g. sheepsfoot rollers
    • E02D3/0265—Wheels specially adapted therefor; Cleats for said wheels
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/026—Improving by compacting by rolling with rollers usable only for or specially adapted for soil compaction, e.g. sheepsfoot rollers
    • 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
    • E01C23/12—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 taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor

Definitions

  • the present invention relates to a compactor roller for a compactor, by means of which underground can be compacted and / or broken, according to the preamble of claim 1.
  • a compactor roller for a soil compactor known, which carries on its outer periphery, in particular the outer peripheral surface of a roll shell, a plurality of fixed by welding pad feet.
  • Such compressor rolls are used in particular for compacting cohesive soils, such. As soil, clay or loamy soil used. For other substrates to be processed, such. As rock beds or the like, such with pad feet provided compressor rollers are not suitable due to insufficient crushing property.
  • a compressor roller for a soil compactor comprising on an outer circumference at least one changeover holder for attachment of a roller tool, according to claim 1.
  • the amstructureufang same rolling tools to be provided such.
  • stamp feet not permanently, for example by welding, set, but by a changeover assembly that allows the optional attachment and detachment of such rolling tools from the compactor roller.
  • this enables easy replacement of worn roller tools.
  • a plurality of rows extending around an axis of rotation of the compressor roller is provided with a plurality of swap bodies, wherein in a particularly preferred variant is provided that the changeover holder are offset from one another in the direction of the rotation axis immediately adjacent rows to each other in the row direction.
  • At least one roller tool to be fixed to a change holder comprises a counter holder which can be brought into holding engagement with a change holder and can be locked with respect to the exchange holder.
  • the change holder comprises a holder opening and that the counter holder comprises a holder shaft which can be inserted into the holder opening.
  • a fixation of a roll tool in holding engagement with a Change holder standing counter-holder can be obtained in a simple manner that the counter-holder can be locked by means of a locking member to the change holder.
  • a respective provided on the compressor roller change holder, a support shaft and a locking member each provide a change holder assembly in which, especially when an exchange of a roller tool takes place, also an exchange of each used counter-holder, possibly also the Arretierorgans, takes place.
  • the locking member comprises at least one locking pin, wherein at the change holder and the counter holder when inserted into the holder opening holder shaft at least partially aligned Arretierrichageaussparept are provided, the locking stability even further characterized can be improved, that the locking member is U-shaped and provides two locking pins.
  • both bits for example so-called round-shank bits
  • pad feet can be used as the respective roller tools.
  • a padfoot when used as a roller tool, it is advantageous to ensure that it is secured against rotation and thus can be maintained in a defined positioning on the outer circumference of the compacting roller.
  • a padfoot used as a roller tool comprises a substantially curved contact area adapted to the curved outer circumference of the compressor roller.
  • roller tools of the same type of tool can be provided on the compressor roller.
  • roller tools of at least two different types may be provided. In this case, it is advantageous for achieving an optimal processing result, if, in at least one row, rolling tools of one type of tool and rolling tools of another type of tool alternate in a periodic pattern, preferably alternately.
  • At least one change-over holder has a connection region preferably adapted to the curved outer circumference of the compressor roller for connection to an outer peripheral surface of the compressor roller and a supporting region designed to support a roller tool and spaced from the outer peripheral surface of the compressor roller, wherein preferably at least one changeover holder from the connection region to the support region is designed to be tapered.
  • the at least one changeover holder has two circumferential sides oriented essentially in the circumferential direction of the compressor roller and two axial sides oriented essentially in the direction of a compressor roller axis of rotation, wherein preferably the peripheral sides are inclined at a greater angle than the axial sides, then the generally created device can be used Rectangular circumferential contour of the at least one swap holder to take into account the fact that in the tillage process this oriented in the circumferential direction of the compactor roller executed movement, so that a uniform processing result can be achieved regardless of the direction of movement.
  • the at least one change holder has a tillage area in contact with this attached roll tool with soil to be processed in contact.
  • the interaction of the soil cultivation area can be reinforced with soil to be processed, that at least a peripheral side in the soil cultivation area at least one soil cultivation projection is provided.
  • the at least one tillage projection has a projection height increasing from the connection region to a maximum projection height and / or has a projection height decreasing from a maximum projection height towards the support region, the at least one tillage projection acquires a generally tine-like configuration, which influences its action processing soil, for example, to be crushed rock reinforced.
  • each second support surface is provided in the abutment region of a peripheral side to an axial side. Due to the angular arrangement of the second support surfaces with respect to each other and preferably also to a radial direction with respect to a compressor roller axis of rotation or the circumferential or axial sides is due to the totality of these second support surfaces a generally non-rotationally symmetrical and a Circumferential Form gleich guaranteeing configuration obtained, which prevents rotation of a roller tool on these second support surfaces.
  • This form-fitting interaction between the at least one change holder and a roll tool to be attached thereto can be further enhanced by providing at least one third support surface at least one axial side between two second support surfaces in the support region and / or at least one circumferential side between two in the support region second support surfaces is provided at least one angled relative thereto fourth support surface.
  • the second support surfaces and / or the third support surfaces and / or the fourth support surfaces are angled relative to the first support surface.
  • This ring-like configuration of the second support surfaces, possibly the third support surfaces and possibly the fourth support surfaces allows a force acting on a roller tool uniformly in the change holder introductory, however, due to the facet-like arrangement of the support surfaces rotation of a roller tool reliably preventing attachment to the change holder.
  • At least one roller tool at least a second Jacobabstweil Scheme for support on a second support surface and / or at least a third Jacobabstweil Scheme for support on a third support surface and / or at least a fourth Jacobabstweil Scheme for support to at least having a fourth support surface.
  • this also interacts with the change holder in the area of the second support surfaces, also for generating an anti-rotation lock.
  • the second and / or third support surfaces can also be included in the generation of this support interaction or rotational securing form closure.
  • a transition region of at least one peripheral side and / or at least one axial side and / or the first support surface or / and at least one second support surface and / or at least one third support surface and / or at least one fourth support surface is chamfered or rounded to a respective other side and / or surface adjacent thereto.
  • a preferably ringnutartig formed first Arretierorgan matterö réelle is provided and / or that on an outer circumference of the holder shank a preferably ringnutartig formed second Arretierorgan matterö réelle is formed.
  • the locking force between the change holder and a roll tool to be attached thereto can be transmitted, for example, in that in the first Arretierorgan matterö réelle or the second Arretierorganingö réelle a for locking a roll tool on a change holder in the other Arretierorganingö gleich latched, preferably formed ring-like locking member is added.
  • the formations serving for locking although they prevent detachment due to their essentially rotationally symmetrical design, can in principle not provide any rotation, but nevertheless a roller tool in a defined manner Positioning and rotation against the change holder to be held, it can be provided that on a provided on a roller tool holder shank a receiving opening for an engaging in an anti-rotation recess on the changeover holder to be positioned anti-rotation member is provided.
  • the structure may be such that at least one changeover holder preferably defines an exchange holder interior with an outer circumferential surface of the compressor roller, the changeover holder interior being open on at least one axial side oriented substantially in the direction of a compressor roller axis of rotation.
  • the change holder is not formed as a solid, full-surface on the outer peripheral surface of the compressor roller fitting block of material, but defines an interior space which is accessible to an axial side. In this way, material is not only saved in the structure of the swap holder, but it is also possible to act through a disassembly tool on a roll holder mounted on the change tool and to solve this from the change holder.
  • the holder opening provided on the changeover holder has an in the Essentially in a radial direction with respect to a compressor roller axis of rotation oriented opening longitudinal axis and that when mounted on the change tool roll tool a Garrschaftl Kunststoffsachse of the roll tool provided on the holder shaft is oriented substantially in the radial direction.
  • This orientation of a holder opening or a holder shaft provided on a roller tool simplifies, on the one hand, the disassembly procedure explained above, as well as the assembly process.
  • the present invention further relates to a soil compactor with at least one compressor roller constructed according to the invention.
  • Fig. 1 is a usable in a soil compactor compressor roller generally designated 10.
  • the compressor roller 10 rotatable in the compressor operation about a roller axis A comprises a cylinder-like roller shell 12.
  • a plurality of roller tools 16 is provided on an outer peripheral surface 14 of the roller shell 12.
  • These roller tools 16 are in the in the Fig. 1 to 3 illustrated embodiment in the form of chisels 18, in particular so-called round shank chisel provided.
  • roller tools 16 and chisels 18 are attached to the compressor roller 10 by means of the respective below with reference to FIGS Fig. 2 and 3 Can be specified in detail described Welchselhalteran effeten 20.
  • the changeover holder arrangements 20 comprise a removable holder 22 made of metal material with its connection region 76 on the outer peripheral surface 14 of the roll shell 12, for example by welding, with a holder opening 24 formed therein and radially oriented, for example, with respect to the roll axis A and radially outwardly open holder opening 24.
  • the chisels 18 is a respective holder shaft 26th formed, the outer peripheral contour of which corresponds to the holder opening 24, that is circular in the example shown.
  • the holder shaft 26 forms a counter-holder 28, which can be brought into engagement by inserting it into the holder opening 24 of the interchangeable holder 22.
  • end portion of the change holder 22 forms a support portion 72 with a preferably around the holder opening 24 annularly rotating first support surface 80.
  • This is preferably substantially planar and can be orthogonal to a radial axis with respect to the roll axis A radially.
  • the holder shank 26 is inserted, for example, so far into the holder opening 24 until a first counter-support region 97 bears against the chisel head 46 on the first support surface 80.
  • the forces occurring in the tillage operation which load the bit 18 in the direction of the change holder 22, can thus be substantially absorbed by supporting the Jacobabstütz Schemes 97 on the first support surface 80.
  • a groove-like recess 30, which is preferably circumferential in the circumferential direction, is provided in the holder shank 26.
  • this groove-like recess 30 is located in a longitudinal region of the holder opening 24, in which two formed in the removable holder 22 hole-like recesses 32, 34 are positioned.
  • These hole-like recesses 34 lie approximately in a plane orthogonal to an opening longitudinal axis L 1 of the holder opening 24 and open into the holder opening 24 or intersect it.
  • a substantially U-shaped locking member 36 forms with its two U-legs locking pins 38, 40, which can be inserted into the recesses 32, 34.
  • the groove-like recess 30 is in alignment the holder opening 24 open recesses or holes 32, 34, so that upon complete insertion of the locking member 36, the locking pins 38, 40 pass through the recesses 32, 34 and engage in the groove-like projection 30.
  • the locking member 36 may be formed in the region of the locking pins 38 with, for example, curved holding portions 42, 44 whose curvature is at least approximately adapted to the curvature of the groove-like recess 30, so that these holding portions 42nd , 44 in cooperation with the groove-like recess 30 produce a locking action.
  • curved holding portions 42, 44 whose curvature is at least approximately adapted to the curvature of the groove-like recess 30, so that these holding portions 42nd , 44 in cooperation with the groove-like recess 30 produce a locking action.
  • fixations or detent formations can be used to secure the locking member 36 against loss to change holder 22 and / or on the anvil 28.
  • roller tools 16 As described structure of a change-holder assembly 20, it is possible to set in a simple manner roller tools 16 on the compressor roller 10 and also remove it again.
  • roller tools 16 as a chisel 18 with a chisel head 46 and provided therein, for example, carbide built chisel tip 48, such assembly / disassembly can be done to exchange worn chisel 18.
  • chisels of different geometry can of course be adapted to the existing application to the compressor roller 10.
  • Fig. 1 recognizes the changeover holder 22 are arranged on the outer circumference of the compressor roller 10 in a plurality of annularly about the roller axis A extending rows 50.
  • the change holders 20 provided in the directly adjacent rows 50 in the axial direction are offset in the row direction, ie in the circumferential direction with respect to one another, so that a very dense packing of the roller tools 16 is achieved while nevertheless maintaining spacing therebetween.
  • the 4 to 6 show a compacting roller 10 with the foregoing described construction, in which 18 are provided as roller tools 16 instead of the above-explained chisel ram feet 52.
  • a changeover holder assembly 20 are used identically also for fixing the Stampffchipe 52.
  • the holder shaft 26 serving as a counter-holder 28 is determined.
  • a respective padfoot 52 can be set on the outer circumference of the compressor roller 10. Due to the foregoing with respect to the Fig. 1 explained arrangement of the change holder 22 on the outer circumference of the compressor roller 10 in respective rows 50 results in a corresponding row-like configuration of the outer circumference of the compressor roller 10 now provided Stamp feet 52.
  • the stamp feet 52 are constructed with an end face 54 positioned in the direction away from the outer peripheral surface 14 of the roll mantle 12, two circumferentially oriented peripheral sides 56, 58 and two axial sides 60, 62 oriented in the axial direction.
  • the peripheral sides 56, 58 include a greater angle of inclination to the end face 54, than the axial sides 60, 62.
  • At their respective end face 54 opposite and to be brought into contact with the outer peripheral surface 14 bearing areas 64 are the Stampffpune 52 with a to the curvature formed of the roll shell 12 and the outer peripheral surface 14 adapted curved structure.
  • This arched structure can be achieved by a corresponding circular shaping of the end region of the two axial sides 60, 62 or a segment-like, but in their entirety approximately circularly arched structure.
  • stamping feet 52 locked by means of the respective changeover holder arrangements 20 to the compacting roller 10 are also secured against rotation, although the respective ones Holder shanks 26 in the associated holding openings 24 due to the cross-sectional geometry and also due to the locking action of the locking members 36 are basically rotatable.
  • This rotation in turn is advantageous for the use of chisels as rolling tools, since thus a one-sided wear of the same can be avoided.
  • the change holders 22 in the circumferential direction as well as in the axial direction with such a distance to respectively immediately adjacent exchangeable holders 22 to provide that also in the respective direction largest dimensioned roller tools can be attached to immediately adjacent change holders 22.
  • the distance between two rows 50 in the axial direction should correspond to at least half the width of a respective padfoot measured between the two axial sides 60, 62.
  • the locking members 36 in the associated recesses 32, 34, 30 to move it is advantageous to at least one of the axial sides 60, 62 with an opening 66 to design, through which the locking member 36 can be inserted and withdrawn.
  • the Fig. 7 to 10 illustrate a design example in which distributed to one and the same compressor roller 10 over its outer circumference roll tools 16 of different types of tools are provided. It is both the foregoing with reference to Fig. 1 already explained chisel 18, as well as the foregoing with reference to the Fig. 4 explained Stamp feet 52 provided.
  • the arrangement may be such that in a respective row 50, a periodic sequence pattern of Walzentechnikmaschineen 16 of a type and rolling tools 16 of the other type is provided.
  • Fig. 7 an alternating alternation of chisels 18 and pad feet 52.
  • a projection height in the new state of the bit 18 can be selected in the range of more than 10 mm. This ensures that the chisel heads 46 engaging beyond the end faces 54 can adequately unfold their abrasive or comminuting action despite the presence of the pad feet 52.
  • FIGS. 11 and 12 show a usable in a soil compactor compressor roller with respect to the Kirhalteran effetive structure according to the invention.
  • Components which correspond to the above-described components in terms of design are denoted by the same reference numeral with the addition of an appendix "a".
  • a plurality of Komhalteran effet 20a is provided on the outer peripheral surface 14a of the cylinder-like roll shell 12a.
  • rows 50a are formed by circumferentially successive changeover holder assemblies 20a, wherein the changeover assemblies 20a of in the direction of the compressor roller axis or roll axis A adjacent rows 50a in the circumferential direction to each other, for example Approximately half the circumferential extent of such a changeover assembly 20a are offset from each other.
  • each chisel 18a here again for example formed as a round shank chisel mounted.
  • the structure of these change-over tool assemblies 20a, which comprise, for example, bits 18a, in particular also the change-over holders 22a thereof, will be described below with reference to FIGS Fig. 13 to 20 described in detail.
  • the change holder 22a has in the in Fig. 19 or 20 recognizable top view or radial view an approximately rectangular outer peripheral contour, and has in the example in the Fig. 13 and 17 recognizable side view, considered here in the direction of the roll axis A, an approximately trapezoidal outer peripheral contour.
  • the changeover holder 22a is to be positioned with a connection portion 70a adjacent to the outer peripheral surface 14a of the roll shell 12a, and is advantageously fixed by welding to its attachment portion 70a on the outer peripheral surface 14a.
  • an advantageously around the rectangular peripheral contour of the connection region 70a circumferential weld can be formed.
  • the connection region 70a to the circularly curved outer peripheral contour be adapted to the roll shell 12a in order to achieve the largest possible area and thus the most uniform possible load distribution.
  • the changeover holder 22a has a tapered contour in the direction away from the outer circumferential surface 14a and onto a support region indicated generally at 72a.
  • both the circumferentially oriented circumferential sides 56a, 58a are angled relative to each other, as well as the two substantially in the direction of the roll axis A oriented axial sides 60a, 62a. From a comparison of FIGS. 17 and 18 It can be clearly seen that the two circumferential sides 56a, 58a enclose a larger angle to one another than the two axial sides 60a, 62a.
  • peripheral sides 56a, 58a and also the axial sides 60a, 62a do not necessarily have to comprise surfaces which extend in a straight line in a straight line.
  • the changeover holder 22a on its peripheral sides 56a, 58a or / and its axial sides 60a, 62a arched, for example, concave, formed.
  • the change holder 22a is exposed with a lying between the connection region 70a and the support portion 72a tillage portion 74a even when mounted on the change holder 22a roller tool 16a for contact with the soil to be processed.
  • the change holder 22a regardless of which roll tool is carried thereon, comes into contact with the ground to be processed and thus contributes to a more intensive one Kunststoff improved processing result.
  • the changeover holder 22a has one each for increased interaction with the soil to be processed ribbed or tine-shaped tillage projection 78a.
  • the projection height decreases both to the connection area 70a, and toward the support portion 72a, wherein, as the Fig. 17
  • a substantially curved, advantageously concave contour of the respective tillage projection can be provided.
  • FIG Fig. 21 The interaction of such an interchangeable holder 22a or a chisel 18a supported thereon as a roller tool 16a with a base B to be processed is shown in FIG Fig. 21 illustrated.
  • a chisel 18a moving toward the bottom B during the advancement downwards comes into contact with the soil B to be processed, in particular rocks lying there, and this can break under load.
  • the machining projections 78a can also come into contact with rocks and produce an additional comminution effect.
  • the changeover holder 22a In its support region 72a, the changeover holder 22a has the holder opening 24a which serves to fix a respective roller tool.
  • This is advantageously formed or oriented in the changeable holder 22a such that its opening longitudinal axis L 1 extends substantially radially with respect to the roll axis A when the change holder 22a is fixed on the outer peripheral surface 14a.
  • first support surface 80a Surrounding the holder opening 24a is a first support surface 80a.
  • This first support surface 80a is preferably oriented such that it leads to a line extending radially with respect to the roll axis A, that is to say a radial direction which essentially also corresponds to the orientation of the opening longitudinal axis L 1 in FIG Fig. 16 is substantially orthogonal stands.
  • the first support surface 80a may be substantially planar. Even a slight curvature, in particular convex curvature, the first support surface 80a is basically not excluded.
  • second support surfaces 82a are formed in the support region 72a. These four relative to the opening longitudinal axis L 1 in pairs diametrically opposed second support surfaces 82a are angled with respect to each other and are also angled to a radial direction, as well as the first support surface 80a and the peripheral sides 56, 58a and axial sides 60a, 62a, to which they respectively adjoin.
  • third support surfaces 84a are provided in each case between the two second support surfaces 82a in the support region 72a. Again, these are angled with respect to each other with respect to the second support surfaces 82a and to the first support surface 80a to which they abut. Fourth support surfaces 86a are provided on the peripheral sides 56a, 58a between the two adjacent second support surfaces 82a. These may also be angled with respect to each other, with respect to the second support surfaces 82a and with respect to the first support surface 80a.
  • the second to fourth support surfaces 82a, 84a, 86a can each be formed as flat surfaces, so that the overall result is a facet-like overall contour of the mutually adjacent support surfaces. As can be seen in particular in connection with the fourth support surfaces 86a, but in principle also a curved configuration of such support surfaces is possible.
  • the processing result is substantially parallel to the ground to be processed
  • the changeover holder 22 a rounded or chamfered formed.
  • the first support surface 80a surrounding the second to fourth support surfaces 82a, 84, 86a a dome-shaped or curved overall arrangement, which largely avoids the emergence of Störzan.
  • the change holder 22a is designed with its trapezoidal contour in axial view in such a way that it has the form of an expanded "U" with two alternating holder legs 88a each providing a partial region of the attachment region 70a and a central region 90a connecting the two holder legs 88a and also providing the support region 72a.
  • the two changer holder legs 88a and the central region 90a thus define, together with the outer peripheral surface 14a of the roll mantle 12a, a changeable holder interior 92a, which is open, for example, on both axial sides 60a, 62a.
  • an anti-rotation recess 94a extending from the axial side 60a to the axial side 62a and also passing over the holder opening 24a and open in the direction of the outer peripheral surface 14a is provided.
  • An anti-rotation device explained below can be positioned engaging in this anti-rotation recess 94a and prevent rotation of a roller tool 16a carried on the change-over holder 22a.
  • FIGS. 13 and 14 Also recognizable and designed as a chisel 18a roller tool 16a on the change holder 22a of the chisel 18a provided and effective as a counter-holder 28a holder shaft 26a is inserted into the holder opening 24a.
  • a longitudinal axis L 2 of the holder shaft 26a corresponds in this positioning then substantially also the longitudinal axis L 1 of the holder opening 24a and is also oriented in the radial direction with respect to the roll axis A.
  • the chisel 18a can be inserted so far into the holder opening 24a with its holder shank 26a until the chisel head 46a comes into abutment with the first support surface 80a with a counter support region 97a protruding radially outward with respect to the holder shank longitudinal axis L 2 via the holder shank 26a.
  • a groove-like first locking organ receiving opening 98a can be formed radially inwards with respect to the longitudinal axis L 1 of the same, preferably ring-like, circumferential. Similar, as for example in Fig.
  • this locking member 102a designed as a locking ring or clip ring can be pressed further into the second locking member receiving opening 100a until, during the insertion movement, the two locking organ receiving openings are aligned with one another and the locking member 102a projects radially outwards into the first Arretierorganisö réelle on the changeover holder 22a engages.
  • the holder opening 24a may be formed in its abutment region with the first support surface 80a with an insertion bevel 103a.
  • the roller tool 16a and the chisel 18a is locked against unintentional release from the changeover holder 20a.
  • the chisel 18a in the direction of the Changeover holders 22a to be loaded forces are intercepted by supporting the Gegenabstütz Schemes 97a on the first support surface 80a.
  • an opening 104a may be formed in its holder shank 26a which cooperates with the holder shank 26a fully inserted into the opening 24a the anti-rotation recess 94a is aligned in the removable holder 22a.
  • An example, pin-like trained anti-rotation member can then be introduced from an axial side 60a or 62a forth through the anti-rotation recess 94a into the opening 104a and held there, for example by clamping action.
  • a rotation of the bit 18a can thereby be largely avoided. This is particularly advantageous when the bit 18a is formed in its intended for processing a substrate tip region with non-rotationally symmetrical profile.
  • FIGS. 22 to 25 show the use of a compressor roller 10a with the above with particular reference also to the Fig. 11 described construction in conjunction with used as roller tools 16a stamp feet 52a. These cooperate to provide the changeover holder assemblies 20a with the exchangeable holders 22a described in detail above with regard to their construction.
  • the tamping feet 52a used as roller tools 16a together with the exchangeable holders 22a, in particular the tillage area 74a of the same not covered by the tamping feet 52a result in an assembly effective in their entirety as a tamping foot.
  • circumferential sides 56a 'and 58a of a respective padfoot 52a may continue the circumferential sides 56a, 58a of a changeable holder 22a, for example with a similar curved profiling or angled orientation relative to one another.
  • axial sides 60a 'and 62a' may continue the axial sides 60a and 62a of the tool holder 22a.
  • such a pad foot 52a has a holder shank 26a which, similarly as in FIG Fig. 6 is indicated, extending from the respective pad foot 52a down and the holder opening 24a in the change holder 82a can be arranged passing through. It can by a example, also in Fig. 26 recognizable locking member 102a again a locking action against detachment of the padfoot 52a can be achieved.
  • the padfoot 52a on the exchangeable carrier 22a In order to prevent a rotation of the padfoot 52a on the exchangeable carrier 22a, it is designed such that it can enter into a rotation-preventing positive engagement with the various supporting surfaces formed on the supporting region 72a, in particular the second and third supporting surfaces 82a, 84a.
  • the second to fourth support surfaces 82a, 84a, 86a or interacting with a padfoot 52a and effective for rotation assurance of these support surfaces form a positive engagement formation 105a, while the padfoot 52a with its below-mentioned technical measures a counter-positive engagement formation 107a provides.
  • the padfoot 52a is in its four corner regions, ie each in the transition region between one of the peripheral sides 56a ', 58a' to one of the axial sides 60a 'and 62a', extending in the direction of the holder shaft 26a extending second Jacobabstütz Schemeen 106a trained. These are shaped to have complementary surface areas to the inclined second support surfaces 82a, which surfaces in their entirety rest on the second support surfaces 82a.
  • a corresponding mutual abutment interaction could also be achieved with third counter-support portions 108a formed in the axial sides 60a 'and 62a' of the padfoot 52a between respective second counter-support portions 106a in cooperation with the third support surfaces 84a. Also in the circumferential side 56a 'and 58a' formed between two second Jacobabstweil Schemeen 106a fourth Jacobabstweil Schemeen 110a could be achieved or supported by cooperation with the fourth support surfaces 86a on the change holder 22a such a rotationally preventing form-fitting interaction.
  • the Fig. 26 illustrates the variability of the above-described changeover assembly 20a with respect to the applicability of various roll tools 16a. Illustrated by way of example are three different bits 18a, which can be coupled with the change holder 22a as required. Also shown are four different pad feet 52a, which are constructed to be identical to each other, in particular for rotation prevention on the change holder 22a, with the support portion 72a of the change holder 22a in the region of their respective counter-form-fit engagement formation 107a. All of these different roller tools 16a can be mounted on a compressor roller 10a to which the above-described changeover holders 22a are fixed. Here, of course, any combinations of different roller tools 16a are possible.
  • the Fig. 27 illustrates the approach to attaching a Roller tool 16a, so for example bit 16a or padfoot 52a, on a change holder 22a.
  • the respectively to be mounted roller tool 16a is inserted with its holder shaft 26a in the provided on the change holder 22a holder opening 24a and so far inserted into this example by hammer blows until the locking member formed as a locking member 102a engages in the associated Arretierorganfactö réelle in the change holder 22a.
  • the final assembly condition is in Fig. 27 shown lower right. In this state, the chisel head 46a rests on the first support surface 80a of the changeable holder 22a with its first counter-support region 97a projecting radially beyond the holder shank 26a.
  • the locking member 102a engages with the aligned locking member receiving openings 98a, 100a.
  • the Fig. 28 illustrates the procedure for dismantling a roller tool 26a, so for example, chisel 18a or padfoot 52a, from the changeover holder 22a.
  • a roller tool 26a so for example, chisel 18a or padfoot 52a
  • Fig. 27 recognizable right below, stands in the assembled state of the holder shaft 26a in the Komhalterinnenraum 92a out.
  • This state can be used, for example, by means of a pry bar 112a or a similarly curved tool laterally engage the interchangeable holder interior 92a, thereby under the holder shaft 26a and tilting by releasing the locking state locking member 102a in the provided on the interchangeable holder 22a first Arretierorganisö Anlagen 98a the roller tool 16a, here, for example, chisel 18a, at least so far out of the opening 24a, that by additional engagement with the part of the roller tool 16a lying outside of the chisel holder 22a, it can be completely pulled out of the opening 24a.
  • a spline 114a may be used, which is inserted laterally into the interchangeable holder interior 92a and, supported on the outer peripheral surface 14a of the roll shell 12a by wedge action, displaces the holder shaft 26a in the opening 24a again so far that the locking member 102a gives up its locking engagement effect.
  • the sliding wedge 114a can be driven by hammer blows in the exchange holder interior 92a. In this case, relatively large forces can be generated, which can cancel the locking action of the locking member 102a.
  • roller tool 16 is additionally to be secured by an anti-rotation member against rotation on the changeover holder 22a, of course, before the displacement of the holder shank 26a of this anti-rotation member from this receiving opening 104a in the holder shaft 26a are pushed out, thus a displacement of the holder shaft 26a in the direction of Longitudinal axis L 2 , to allow.
  • roller tools in particular also differently shaped chisels or differently shaped stamping feet, can be provided on the outer circumference of a compressor roller or can also be fixed in other patterns.
  • the positioning of rolling tools by means of the change-holder arrangements to be provided according to the invention does not necessarily have to take place directly on the outer circumferential surface of the roll shell. It is also possible, for example, to provide an unstructured, smooth roll shell and to surround it with an example of a multi-part shell-like enclosure, on which then the bit holders are fixed and the various roll tools can be attached.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Soil Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Agronomy & Crop Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Road Repair (AREA)
  • Road Paving Machines (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
  • Harvester Elements (AREA)
  • Harvesting Machines For Root Crops (AREA)
  • Soil Working Implements (AREA)

Claims (15)

  1. Rouleau compacteur pour un compacteur de sol, comprenant à une circonférence extérieure au moins un support d'outil interchangeable (22a) pour monter un outil rouleau (16a), où au moins un outil rouleau (16a) à attacher à un support d'outil interchangeable (22a) comprend un contre-support (28a) qui peut être amené en engagement de support avec un support d'outil interchangeable (22a) et qui peut être arrêté par rapport au support d'outil interchangeable (22a), le support d'outil interchangeable (22a) comprenant une ouverture de support (24a) et le contre-support (28a) comprenant une tige de support (26a) qui peut être insérée dans l'ouverture de support (24a), où au moins un support d'outil interchangeable (22a) comprend une région de liaison (70a) pour la liaison à une surface de circonférence extérieure (14a) du rouleau compacteur (10a) ainsi qu'une région de support (72a) adaptée pour supporter un outil rouleau (16a) et arrangée avec une distance par rapport à la surface de circonférence extérieure (14a) du rouleau compacteur (10a), où dans la région de support (72a) une pluralité de deuxièmes surfaces de support (82a) inclinées l'une par rapport à l'autre est prévue autour de l'ouverture de support (24a) au support d'outil interchangeable (22a), chaque deuxième surface de support (82a) étant prévue dans la région adjacente d'un côté circonférentiel (56a, 58a) à un côté axial (60a, 62a), caractérisé en ce que dans la région de support (72a) l'ouverture de support (24a) est entourée par une première surface de support (80a) au support d'outil interchangeable (22a) qui est essentiellement orthogonale à un sens radial par rapport à un axe de rotation de rouleau compacteur (A).
  2. Rouleau compacteur selon la revendication 1,
    caractérisé en ce qu'une pluralité de rangées (50a) avec une pluralité de supports d'outil interchangeable (22a) est prévue, s'étendant sous forme annulaire autour d'un axe de rotation (A) du rouleau compacteur (10a), où de préférence les supports d'outil interchangeable (22a) de rangées (50a) directement adjacentes dans le sens de l'axe de rotation (A) sont décalés l'un par rapport à l'autre dans le sens des rangées.
  3. Rouleau compacteur selon la revendication 1 ou 2,
    caractérisé en ce que le contre-support (28a) peut être arrêté au support d'outil interchangeable (22a) par un membre d'arrêt (102a), où de préférence le membre d'arrêt comprend au moins une cheville d'arrêt, où des encoches de réception de cheville d'arrêt au moins partiellement alignées quand la tige de support est insérée dans l'ouverture de support sont prévues au support d'outil interchangeable et au contre-support, où de préférence le membre d'arrêt a une forme en U et prévoit deux chevilles d'arrêt.
  4. Rouleau compacteur selon une des revendications 1 à 3,
    caractérisé en ce qu'au moins un outil rouleau (16a) comprend un ciseau (18a) ou/et qu'au moins un outil rouleau (16a) comprend un pied dameur (52a), où de préférence un pied dameur (52) utilisé comme outil de rouleau (16) comprend une région d'appui (64) essentiellement courbée, adaptée à la circonférence extérieure courbée du rouleau compacteur (10),
    ou/et
    en ce que des outils rouleau (16a) d'un seul type (18a, 52a) sont prévus au rouleau compacteur (10a) ou en ce que des outils rouleau (16a) d'au moins deux types différents (18a, 52a) sont prévus au rouleau compacteur (10a), où de préférence dans au moins une rangée (50a) des outils de rouleau (16a) d'un type d'outil (18a) et des outils de rouleau (18a) d'un autre type d'outil (52a) alternent de manière périodique, de préférence de manière alternante.
  5. Rouleau compacteur selon une des revendications 1 à 4,
    caractérisé en ce que au moins un support d'outil interchangeable (22a) comprend une région d'appui (70a), adaptée à la circonférence extérieure courbée du rouleau compacteur (10a), ou/et en ce que ledit au moins un support d'outil interchangeable (22a) est adapté en se rétrécissant de la région de liaison (72a) à la région de support (72a).
  6. Rouleau compacteur selon une des revendications 1 à 5,
    caractérisé en ce que ledit au moins un support d'outil interchangeable comprend deux côtés circonférentiels (56a, 58a) orientés essentiellement dans le sens circonférentiel, ainsi que deux côtés axiaux (60a; 62a) orientés essentiellement dans le sens d'un axe de rotation de rouleau compacteur (A), où de préférence les côtés circonférentiels (56a, 58a) sont inclinés l'un par rapport à l'autre avec un angle plus grand que les côtés axiaux (60a, 62a), ou/et
    en ce que ledit au moins un support d'outil interchangeable (22a) comprend entre la région de liaison (70a) et la région de support (72a) une région de traitement de sol (74a) contactant le sol (B) lorsque l'outil rouleau (16a) est monté.
  7. Rouleau compacteur selon la revendication 6,
    caractérisé en ce qu'à au moins une projection de traitement de sol (78a) est prévue à au moins un côté circonférentiel (58a) dans la région de traitement de sol (74a), où de préférence ladite au moins une projection de traitement de sol (78a) a une hauteur de projection qui augmente en partant de la région de liaison (70a) jusqu'à ce qu'elle atteint une hauteur de projection maximale ou/et elle décroit de la hauteur de projection maximale vers la région de support (72a).
  8. Rouleau compacteur selon une des revendications 1 à 7,
    caractérisé en ce qu'au moins un outil rouleau (16a) comprend une première région de contre-support (97a) qui peut être supportée à la première surface de support (80a).
  9. Rouleau compacteur selon une des revendications 1 à 8,
    caractérisé en ce que dans la région de support (72a) une formation d'engagement de complémentarité de forme (105a) est prévue pour réaliser un engagement de complémentarité de forme avec une contre-formation d'engagement de complémentarité de forme (107a) à un outil de rouleau (16a).
  10. Rouleau compacteur selon une des revendications 1 à 9,
    caractérisé en ce que dans la région de support (72a) à au moins un côté axial (60a, 62a) entre deux deuxièmes surfaces de supports (82a) au moins une troisième surface de support (84a) inclinée par rapport à ces derniers est prévue ou/et que dans la région de support (72a) à au moins un côté circonférentiel (56a, 58a) entre deux deuxièmes surface de support (82a) au moins une quatrième surface de support (86a) inclinée par rapport à ces derniers est prévue.
  11. Rouleau compacteur selon les revendications 1 à 10,
    caractérisé en ce que les deuxièmes surface de support (82a) ou/et les troisièmes surfaces de support (84a) ou/et les quatrièmes surfaces de support (86a) sont inclinés par rapport à la première surface des support (80a) et l'entourent de préférence de manière annulaire,
    ou/et
    qu'au moins un outil rouleau (16a) comprend au moins un deuxième région de contre-support (106a) pour le support contre une deuxième surface de support (82a) ou/et au moins une troisième région de contre-support (108a) pour le support à une troisième surface de support (86a) ou/et au moins une quatrième région de contre-support (110a) pour le support à au moins une quatrième surface de support (86a),
    ou/et
    qu'une région de transition d'au moins un côté circonférentiel (56a, 58a) ou/et d'au moins un côté axial (60a, 62a) ou/et de la première surface de support (80a) ou/et d'au moins une deuxième surface de support (82a) ou/et d'au moins une troisième surface de support (84a) ou/et d'au moins une quatrième surface de support (86a) est vers un autre côté ou/et surface adjacent chanfreinée ou arrondie.
  12. Rouleau compacteur selon les revendications 1 à 11,
    caractérisé en ce qu'à une circonférence intérieure de l'ouverture de support (24a) une première ouverture de réception de membre d'arrêt (98a) est prévue de préférence en forme de rainure annulaire ou/et qu'à une circonférence extérieure de la tige de support (26a) une deuxième ouverture de réception de membre d'arrêt (100a) est prévue de préférence en forme de rainure annulaire, où de préférence un membre d'arrêt (102a), de préférence en forme de rainure annulaire est prévu dans la première ouverture de réception de membre d'arrêt (98a) ou dans la deuxième ouverture de réception de membre d'arrêt (100a) qui pour arrêter un outil rouleau (16a) peut engager l'autre ouverture de réception de membre d'arrêt (100a, 98a) à un support d'outil interchangeable (22a).
  13. Rouleau compacteur selon les revendications 1 à 12,
    caractérisé en ce qu'une ouverture de réception (104a) est prévu à une tige de support (24a) prévue à un outil rouleau (16a) pour un membre antirotation qui peut être positionné en engagement avec une encoche de membre antirotation (94a) au support d'outil interchangeable (22a),
    ou/et
    en ce qu'au moins un support d'outil interchangeable (22a) définit un espace intérieure de support d'outil interchangeable (92a) avec une surface de circonférence extérieure (14a) du rouleau compacteur (10a), où l'espace intérieur de support d'outil interchangeable (92a) est ouvert à au moins un côté axial (60a, 62a) orienté essentiellement dans le sens d'un axe de rotation de rouleau compacteur (A), où chez un outil rouleau (16a) monté à un support d'outil interchangeable (22a) une tige de support (26a) prévue à l'outil rouleau (16a) passe à travers une ouverture de support (24a) prévue au support d'outil interchangeable (22a) dans l'espace intérieur de support d'outil interchangeable (92a).
  14. Rouleau compacteur selon les revendications 1 à 13,
    caractérisé en ce que l'ouverture de support (24a) prévue au support d'outil interchangeable (22a) comprend un axe longitudinal d'ouverture (L1) orienté essentiellement dans un sens radial par rapport à un axe de rotation de rouleau compacteur (A) et en ce que lors d'un outil rouleau (16a) monté au support d'outil interchangeable (22a) un axe longitudinal de tige de support (L2) de la tige de support (26a) monté à l'outil rouleau (16a) est orienté essentiellement dans le sens radial.
  15. Compacteur de sol, comprenant au moins un rouleau compacteur (10a) selon une des revendications précédentes.
EP15193369.4A 2012-01-16 2012-11-23 Rouleau de compactage pour un rouleau compresseur Active EP3023547B1 (fr)

Applications Claiming Priority (2)

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DE201210200557 DE102012200557A1 (de) 2012-01-16 2012-01-16 Verdichterwalze für einen Bodenverdichter
EP12810115.1A EP2804986B1 (fr) 2012-01-16 2012-11-23 Rouleau compacteur pour compacteur de sol

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EP12810115.1A Division EP2804986B1 (fr) 2012-01-16 2012-11-23 Rouleau compacteur pour compacteur de sol
EP12810115.1A Division-Into EP2804986B1 (fr) 2012-01-16 2012-11-23 Rouleau compacteur pour compacteur de sol

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EP3023547B1 true EP3023547B1 (fr) 2017-04-19

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EP (3) EP3093393B1 (fr)
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AU (2) AU2012366873B2 (fr)
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CN108252271A (zh) * 2018-03-14 2018-07-06 中国葛洲坝集团第工程有限公司 土坝土料全断面碾压施工装置及方法
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AU2015246073B2 (en) 2017-09-07
EP3093393B1 (fr) 2017-06-14
AU2012366873A1 (en) 2014-07-03
CN203188195U (zh) 2013-09-11
EP3023547A1 (fr) 2016-05-25
BR122020006562B1 (pt) 2021-03-02
WO2013107545A2 (fr) 2013-07-25
EP2804986A2 (fr) 2014-11-26
DE202012012808U1 (de) 2013-11-21
CN104790371B (zh) 2017-05-17
AU2015246073A1 (en) 2015-11-05
US20140369752A1 (en) 2014-12-18
BR112014016363A8 (pt) 2017-07-04
BR112014016363B1 (pt) 2020-12-15
RU2578230C1 (ru) 2016-03-27
EP2804986B1 (fr) 2017-05-31
CN104790371A (zh) 2015-07-22
BR112014016363A2 (pt) 2017-06-13
US9206576B2 (en) 2015-12-08
EP3093393A1 (fr) 2016-11-16
AU2012366873B2 (en) 2015-09-10
DE102012200557A1 (de) 2013-07-18
WO2013107545A3 (fr) 2014-01-23

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