CN110344314B - Asphalt pavement joint-cutting repairing device - Google Patents

Asphalt pavement joint-cutting repairing device Download PDF

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Publication number
CN110344314B
CN110344314B CN201910700132.8A CN201910700132A CN110344314B CN 110344314 B CN110344314 B CN 110344314B CN 201910700132 A CN201910700132 A CN 201910700132A CN 110344314 B CN110344314 B CN 110344314B
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China
Prior art keywords
arc
slotting
grooving
vertical
frame
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CN201910700132.8A
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Chinese (zh)
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CN110344314A (en
Inventor
傅琴
闫强
马耀宗
马进
杜荣耀
陶虎
王威娜
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Guangxi Jiaotou Technology Co ltd
Chongqing Jiaotong University
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Guangxi Jiaotou Technology Co ltd
Chongqing Jiaotong University
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Priority to CN201910700132.8A priority Critical patent/CN110344314B/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/06Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
    • E01C23/09Devices 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
    • E01C23/0906Devices 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
    • E01C23/0926Devices 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
    • E01C23/0933Devices 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

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Repair (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention belongs to the field of pavement repair, and particularly discloses an asphalt pavement joint-cutting repairing device which comprises a slotting frame, wherein a traveling mechanism is arranged at the bottom of the slotting frame, and the slotting frame is provided with a vertical slotting mechanism and inclined plane slotting mechanisms respectively positioned at two sides of the vertical slotting mechanism; the vertical slotting mechanism comprises a transverse rotating shaft which is rotatably connected to the slotting frame and a vertical slotting rotor which is fixed on the transverse rotating shaft; the inclined plane grooving mechanisms are located behind the vertical grooving mechanisms and comprise inclined rotating shafts and inclined plane grooving rotors fixed on the inclined rotating shafts, grooving cutters are arranged on the vertical grooving rotors and the inclined plane grooving rotors, angle adjusting driving pieces used for driving and adjusting the inclination of the inclined plane grooving rotors are arranged on the grooving frames, and the height positions of the bottoms of the inclined plane grooving rotors are kept constant. The invention can simplify the step of slotting the square and right inclined plane, thereby improving the slotting efficiency.

Description

Asphalt pavement joint-cutting repairing device
Technical Field
The invention relates to the field of pavement repair, in particular to a repairing device for a joint cut of an asphalt pavement.
Background
The asphalt pavement has the advantages of low cost, low noise, comfortable driving, quick construction, convenient maintenance and the like, so the asphalt pavement is widely popularized and applied. Cracks are common diseases of asphalt pavements, the damages to roads are great, and particularly in winter and spring, due to the fact that rain and snow water permeate into the cracks, the road surface diseases in the crack state tend to be more serious under the action of driving load, and finally damage is caused.
The conventional treatment method of the crack is to firstly blow the wall of the crack clean by a blower and then directly inject the potting material into the crack. Asphalt pavements are generally repaired after the cracks are subjected to kerf grooving to expand the width of the cracks when three conditions occur: firstly, the crack width is narrow, and the crack pouring material cannot or is not easy to flow into the crack, so that the crack needs to be widened; secondly, the concrete on the seam walls at the two sides of the crack is loose and easy to fall off, so that the crack can be loosened, and the crack pouring material embedded into the crack can fall off along with the loosened mixture, so that the crack pouring sealing effect of the crack pouring material is influenced, and therefore the loose concrete on the two walls at the inner side of the crack needs to be cut off, and a firm seam wall is exposed; thirdly, the crack wall can not be swept completely by a blower, so that the crack pouring material and the crack wall can not be bonded firmly and fall off, and therefore the crack walls on the two sides need to be cut off, a new contact surface is exposed, and the bonding effect is ensured.
There are generally two ways of slitting and grooving: one is a square vertical slotting, when slotting, firstly, a slotting contour line is scribed on the road surface, a neat slot is cut along the contour line, then a crusher is used for loosening and crushing the old materials in the pit groove, or a road surface milling machine can be used for slotting, the effect is better, the efficiency is higher, the method is suitable for excavating and repairing only a surface layer or a road surface base layer which is a stable semi-rigid base layer; and the other method is to open a groove on a square inclined plane, crush the groove according to a vertical excavation method and then trim the inclined plane. For the latter square and regular slope slotting method, the slotting step is complicated, and the efficiency is low.
Disclosure of Invention
The invention aims to provide a repairing device for a joint cut of an asphalt pavement, which is used for simplifying the slotting step of the existing square inclined plane so as to improve the slotting efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pitch road surface joint-cutting repairing device comprises a slotting frame, wherein a traveling mechanism is arranged at the bottom of the slotting frame, and a vertical slotting mechanism and inclined plane slotting mechanisms respectively positioned at two sides of the vertical slotting mechanism are arranged on the slotting frame; the vertical slotting mechanism comprises a transverse rotating shaft which is rotatably connected to the slotting frame and a vertical slotting rotor which is fixed on the transverse rotating shaft; the inclined plane grooving mechanisms are located behind the vertical grooving mechanisms and comprise inclined rotating shafts and inclined plane grooving rotors fixed on the inclined rotating shafts, grooving cutters are arranged on the vertical grooving rotors and the inclined plane grooving rotors, angle adjusting driving pieces used for driving and adjusting the inclination of the inclined plane grooving rotors are arranged on the grooving frames, and the height positions of the bottoms of the inclined plane grooving rotors are kept constant.
The principle and the beneficial effect of the scheme are that:
the vertical slotting mechanism is used for forming a vertical groove, the inclined plane slotting mechanism is used for forming an inclined groove, the inclined plane slotting mechanism is located behind the vertical slotting mechanism, the vertical slotting mechanism and the inclined plane slotting mechanism are not affected with each other, after the vertical groove is formed, inclined grooves are formed on two sides of the vertical groove, and therefore square and right inclined plane slotting (trapezoidal groove) can be formed. Because different original road base layer structures are different, the required inclination of the square and regular slope slotting is different, the inclination of the slope slotting rotor can be adjusted by the angle adjusting driving piece, the height position of the bottom of the slope slotting rotor is kept constant, and the bottom of the slope slotting rotor can still keep consistent with the height position of the bottom of the vertical slotting rotor under the working condition of different inclinations of the slope slotting rotor, so that a trapezoidal groove can be formed.
Furthermore, the slotting frame comprises a vertical frame and an inclined plane frame which are detachably connected, the vertical slotting mechanism is arranged on the vertical frame, the inclined plane slotting mechanism is arranged on the inclined plane frame, and the travelling mechanism is arranged at the bottom of the vertical frame. The vertical slotting mechanism and the inclined plane slotting mechanism are respectively arranged on the vertical frame and the inclined plane frame, and when square vertical slotting is required, the inclined plane frame and the inclined plane slotting mechanism on the inclined plane frame are integrally detached; when square and regular inclined plane grooving is needed, the inclined plane frame and the inclined plane grooving mechanism on the inclined plane frame are integrally installed.
Further, inclined plane slotting mechanism still includes the arc track and the rectangle frame of two parallels, the rectangle frame includes the connecting rod, the installation pole, go up parallel bar and parallel bar down, connecting rod and installation pole are all perpendicular with the slope pivot, the extension line of going up parallel and parallel bar down all coincides with the generating line of inclined plane slotting rotor, two arc tracks are all fixed on the inclined plane frame, the arc heart of two arc tracks all coincides with inclined plane slotting rotor bottom, all be equipped with the arc through-hole that extends along its length direction on the arc track, the slope pivot, go up parallel and parallel bar down and all pass the arc through-hole on two arc tracks, be equipped with between parallel bar and two arc tracks down and adjust the locating part. Because the arc centers of the two arc tracks are superposed with the bottom of the inclined plane slotted rotor, and the lower parallel rod is limited by the two arc tracks, the inclination of the inclined plane slotted rotor is actually adjusted by rotating with the bottom of the inclined plane slotted rotor as a central point, so that the height position of the bottom of the inclined plane slotted rotor is kept constant.
Further, adjust the locating part including fixing last arc piece and one arc piece down on parallel bar down, go up the arc piece and all cooperate with the arc track with arc piece shape down, go up the arc piece and offset with the arc track upside that is located the top, lower arc piece offsets with the arc track downside that is located the below. Through the shape fit between last arc piece and one lower arc piece and two arc tracks to through last arc piece and the arc track upside that is located the top counterbalance, lower arc piece offsets with the arc track downside that is located the below, can realize down the parallel bar when rotatory remain throughout with the orbital radial coincidence of two arcs, and the parallel bar is rotated with the bottom of inclined plane fluting rotor as the central point promptly.
Further, adjust the locating part including fixing last arc piece and one arc piece down on parallel bar down, go up the arc piece and all cooperate with the arc track with arc piece shape down, go up the arc piece and offset with the arc track downside that is located the top, lower arc piece offsets with the arc track upside that is located the below. Through the fact that the upper arc-shaped piece abuts against the lower side of the arc-shaped track located above and the lower arc-shaped piece abuts against the upper side of the arc-shaped track located below, the radial coincidence of the upper arc-shaped piece and the two arc-shaped tracks can be always kept when the lower parallel rod rotates.
Further, adjust the locating part including two last arcs of fixing on parallel bar down and two arc pieces down, arc piece and two arc piece shapes all cooperate with the arc track down on two, go up the arc piece respectively with the orbital both sides of arc that are located the top offset for two, two arc pieces offset with the orbital both sides of arc that are located the below respectively down. Two last arcs and two arc pieces down offset with two orbital both sides of arc respectively, remain throughout with two orbital radial coincidence of arc when likewise can realize down the parallel rod rotation.
Further, the angle adjustment driving piece includes electric telescopic handle, and electric telescopic handle articulates on the inclined plane frame, and electric telescopic handle's output articulates on the rectangle frame. The inclined angle adjustment of the inclined plane slotting rotor, the inclined rotating shaft and the rectangular frame can be driven by the extension and the shortening of the electric telescopic rod.
Furthermore, the mounting rod is fixed with a mounting plate, and a bevel slotting motor for driving the inclined rotating shaft to rotate is fixed on the mounting plate. The structure of the upper parallel rod and the lower parallel rod is convenient for fixing the mounting plate, so that the mounting plate can be provided with the inclined plane slotting motor, and the inclined plane slotting motor is convenient for driving the inclined rotating shaft to rotate.
Furthermore, a vertical slotted motor for driving the transverse rotating shaft to rotate is arranged on the vertical frame. The transverse rotating shaft is directly driven to rotate by the vertical slotting motor, and the structure is simple.
Furthermore, belt transmission is adopted between the vertical slotting motor and the transverse rotating shaft and between the inclined slotting motor and the inclined rotating shaft. Belt drive is the preferred power transmission.
Drawings
FIG. 1 is a front view of a vertical notching mechanism, according to one embodiment of the present invention;
FIG. 2 is a front view of a bevel notching mechanism, according to one embodiment of the present invention;
FIG. 3 is a structural view of an upper arc piece and a lower arc piece in the second embodiment of the present invention;
fig. 4 is a structural view of an upper arc piece and a lower arc piece in the third embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a vertical frame 1, a traveling wheel 100, an inclined plane frame 2, a support rod 3, a vertical slotted rotor 4, a transverse rotating shaft 40, a vertical slotted motor 5, a belt 50, an inclined plane slotted motor 6, an inclined rotating shaft 7, an inclined plane slotted rotor 8, a rectangular frame 9, an upper parallel rod 91, a connecting rod 92, a lower parallel rod 93, an installation rod 94, an arc-shaped track 10, an upper arc-shaped piece 11, a lower arc-shaped piece 12, a fixed rod 13 and an electric telescopic rod 14.
Example one
As shown in fig. 1 and 2, the asphalt pavement joint-cutting repairing device of the embodiment includes a slotting machine, the slotting machine includes a vertical frame 1 and an inclined plane frame 2 detachably connected by bolts, the vertical frame 1 is provided with a vertical slotting mechanism, and the inclined plane frame 2 is provided with two inclined plane slotting mechanisms. The walking wheels 100 are installed at the bottom of the vertical frame 1, and the two inclined plane grooving mechanisms are respectively positioned at the rear parts of the two sides of the vertical grooving mechanism. When square vertical grooving is needed, the inclined plane frame 2 and the inclined plane grooving mechanism on the inclined plane frame are integrally detached; when square and regular slope grooving is needed, the slope frame 2 and the slope grooving mechanism on the slope frame are integrally installed.
The vertical slotting mechanism comprises a transverse rotating shaft 40 and a vertical slotting rotor 4 fixed on the transverse rotating shaft 40, two vertical supporting rods 3 are fixed on a vertical frame 1, two ends of the transverse rotating shaft 40 are respectively and rotatably connected to the bottoms of the two supporting rods 3, a vertical slotting motor 5 is further fixedly installed on the vertical frame 1, and the vertical slotting motor 5 and the transverse rotating shaft 40 are driven by a belt 50.
The bevel grooving mechanisms comprise a bevel rotating shaft 7, a bevel grooving rotor 8, a rectangular frame 9 and two parallel arc-shaped rails 10.
The inclined surface slotted rotor 8 is fixed on the inclined rotating shaft 7, and the vertical slotted rotor 4 and the inclined surface slotted rotor 8 are both provided with slotted cutters.
The rectangular frame 9 comprises a connecting rod 92, a mounting rod 94, an upper parallel rod 91 and a lower parallel rod 93, the connecting rod 92 and the mounting rod 94 are both perpendicular to the inclined rotating shaft 7, and the extension lines of the upper parallel rod 91 and the lower parallel rod 93 are both overlapped with the generatrix of the inclined slotted rotor 8.
Two arc track 10 all through dead lever 13 fixed connection on inclined plane frame 2, the arc center of two arc track 10 all coincides with inclined plane fluting rotor 8 bottom, all set up the arc through-hole that extends along its length direction on the arc track 10, slope pivot 7, go up parallel bar 91 and parallel bar 93 and all pass the arc through-hole on two arc track 10 down, be equipped with down between parallel bar 93 and two arc track 10 and adjust the locating part, it includes one of fixing on parallel bar 93 down to adjust the locating part in this embodiment and goes up arc piece 11 and one arc piece 12 down, it all cooperates with arc track 10 with arc piece 12 shape to go up arc piece 11, it offsets with the arc track 10 upside that is located the top to go up arc piece 11, arc piece 12 offsets with the arc track 10 downside that is located the below down.
Still install the angle modulation driving piece that is used for the drive to adjust the 8 gradients of inclined plane fluting rotor on the inclined plane frame 2, the angle modulation driving piece includes electric telescopic handle 14 in this embodiment, and electric telescopic handle 14 articulates on inclined plane frame 2, and electric telescopic handle 14's output articulates on rectangular frame 9.
The mounting rod 94 is fixed with a mounting plate, the mounting plate is fixedly provided with the bevel slotting motor 6, and the bevel slotting motor 6 and the inclined rotating shaft 7 are also driven by the belt 50 to drive the inclined rotating shaft 7 to rotate.
The specific process of the invention for grooving the pitch road surface by cutting the slot (square vertical grooving mode) is as follows:
the inclined plane frame 2 and the inclined plane slotting mechanism on the inclined plane frame are integrally detached, the vertical slotting motor 5 is started, the vertical slotting motor 5 drives the transverse rotating shaft 40 and the vertical slotting rotor 4 to rotate, and the vertical slotting rotor 4 rotates to form a vertical slot.
The specific process of the invention for grooving the pitch road surface by cutting the slot (the mode of grooving the square inclined plane) is as follows:
the ramp body 2 and the ramp grooving mechanism thereon are integrally mounted to the vertical frame 1.
Firstly, according to the actual original road base structure, selecting the required inclination of the square inclined plane for slotting, if the original road base structure is gravel sand (soil), the inclination is 30-40 degrees, and if the original road base structure is lime stabilized soil, the inclination is 30-40 degrees. The concrete operation of adjusting the inclination of the square and straight bevel groove is as follows: electric telescopic handle 14 extension or shortens, drive the change of rectangle frame 9 inclination, because last arc piece 11 and lower arc piece 12 on the parallel bar 93 down in the rectangle frame 9 respectively with two arc track 10 between the cooperation, and the arc center of two arc track 10 all with the coincidence in inclined plane fluting rotor 8 bottom, make down parallel bar 93 remain along two arc track 10 radial all the time when rotatory, consequently use the bottom of inclined plane fluting rotor 8 to rotate as the central point when adjusting inclined plane fluting rotor 8's gradient in fact, consequently the high position of inclined plane fluting rotor 8 bottom remains invariable, the high position of the bottom of inclined plane fluting rotor 8 bottom and perpendicular fluting rotor 4 remains unanimous all the time promptly.
Then starting a vertical slotting motor 5 and an inclined plane slotting motor 6, wherein the vertical slotting motor 5 drives a transverse rotating shaft 40 and a vertical slotting rotor 4 to rotate, the inclined plane slotting motor 6 drives an inclined rotating shaft 7 and an inclined plane slotting rotor 8 to rotate, the inclined plane slotting mechanism is positioned at the rear part of the vertical slotting mechanism, the inclined plane slotting rotor 8 and the inclined plane slotting rotor 8 are not influenced mutually, after the vertical slotting rotor 4 rotates to form a vertical slot, inclined slots are formed on two sides of the vertical slot again by the inclined plane slotting rotor 8, the height position of the bottom of the inclined plane slotting rotor 8 is kept consistent with that of the bottom of the vertical slotting rotor 4, and therefore square and straight inclined plane.
The invention can be suitable for two different grooving modes of square inclined surface grooving and square vertical grooving, and the trapezoidal groove can be formed at one time by the vertical grooving rotor 4 and the inclined surface grooving rotor 8 when the square inclined surface grooving is carried out, compared with the mode of firstly forming a rectangular groove and then finishing the inclined surface in the prior art, the grooving efficiency is improved.
Example two
The difference between this embodiment and the first embodiment is: the structure of the adjusting limiting part is different, as shown in fig. 3, in this embodiment, the adjusting limiting part includes an upper arc piece 11 and a lower arc piece 12 fixed on the lower parallel rod 93, the upper arc piece 11 and the lower arc piece 12 are both matched with the arc rail 10 in shape, the upper arc piece 11 abuts against the lower side of the arc rail 10 located above, and the lower arc piece 12 abuts against the upper side of the arc rail 10 located below.
EXAMPLE III
The difference between this embodiment and the first embodiment is: the structure of adjusting the limiting part is different, as shown in fig. 4, the adjusting limiting part in this embodiment includes two upper arc pieces 11 and two lower arc pieces 12 fixed on the lower parallel rod 93, the shapes of the two upper arc pieces 11 and the two lower arc pieces 12 are both matched with the arc rail 10, the two upper arc pieces 11 respectively abut against the two sides of the arc rail 10 located above, and the two lower arc pieces 12 respectively abut against the two sides of the arc rail 10 located below.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (8)

1. The utility model provides a bituminous paving joint-cutting patching device which characterized in that: the grooving machine comprises a grooving frame, wherein a travelling mechanism is arranged at the bottom of the grooving frame, and a vertical grooving mechanism and inclined grooving mechanisms respectively positioned on two sides of the vertical grooving mechanism are arranged on the grooving frame; the vertical slotting mechanism comprises a transverse rotating shaft which is rotatably connected to the slotting frame and a vertical slotting rotor which is fixed on the transverse rotating shaft; the inclined surface grooving mechanisms are positioned behind the vertical grooving mechanisms, each inclined surface grooving mechanism comprises an inclined rotating shaft and an inclined surface grooving rotor fixed on the inclined rotating shaft, grooving cutters are arranged on the vertical grooving rotor and the inclined surface grooving rotor, an angle adjusting driving piece for driving and adjusting the inclination of the inclined surface grooving rotor is arranged on the grooving frame, and the height position of the bottom of the inclined surface grooving rotor is kept constant; the slotting machine comprises a slotting frame, a sliding mechanism and a driving mechanism, wherein the slotting frame comprises a vertical frame and an inclined plane frame which are detachably connected, the vertical slotting mechanism is arranged on the vertical frame, the inclined plane slotting mechanism is arranged on the inclined plane frame, and the driving mechanism is arranged at the bottom of the vertical frame; inclined plane slotting mechanism still includes the arc track and the rectangle frame of two parallels, the rectangle frame includes connecting rod, installation pole, goes up parallel bar and parallel bar down, connecting rod and installation pole all are perpendicular with the slope pivot, go up the extension line of parallel bar and parallel bar down and all coincide with the generating line of inclined plane fluting rotor, two arc tracks are all fixed on the inclined plane frame, two orbital arc centers all coincide with inclined plane fluting rotor bottom, all be equipped with the arc through-hole that extends along its length direction on the arc track, the slope pivot, go up the parallel bar and all pass the arc through-hole on two arc tracks down, be equipped with down between parallel bar and two arc tracks and adjust the locating part.
2. The asphalt pavement slitting and repairing device according to claim 1, wherein: adjust the locating part including fixing last arc piece and one arc piece down on parallel bar down, go up the arc piece and all cooperate with the arc track with lower arc piece shape, it offsets with the arc track upside that is located the top to go up the arc piece, the arc piece offsets with the arc track downside that is located the below down.
3. The asphalt pavement slitting and repairing device according to claim 2, wherein: the adjusting limiting part comprises an upper arc piece and a lower arc piece which are fixed on the lower parallel rod, the shapes of the upper arc piece and the lower arc piece are matched with the arc rail, the upper arc piece is abutted against the lower side of the arc rail above the upper arc piece, and the lower arc piece is abutted against the upper side of the arc rail below the lower arc piece.
4. The asphalt pavement slitting and repairing apparatus according to claim 3, wherein: the adjusting limiting part comprises two upper arc pieces and two lower arc pieces which are fixed on the lower parallel rod, the shapes of the two upper arc pieces and the two lower arc pieces are matched with the arc-shaped track, the two upper arc pieces respectively offset with two sides of the arc-shaped track above the two upper arc pieces, and the two lower arc pieces respectively offset with two sides of the arc-shaped track below the two lower arc pieces.
5. The asphalt pavement slitting and repairing device according to claim 4, wherein: the angle adjusting driving piece comprises an electric telescopic rod, the electric telescopic rod is hinged to the inclined plane frame, and the output end of the electric telescopic rod is hinged to the rectangular frame.
6. The asphalt pavement slitting and repairing device according to claim 5, wherein: the mounting rod is fixed with a mounting plate, and a bevel slotting motor for driving the inclined rotating shaft to rotate is fixed on the mounting plate.
7. The asphalt pavement slitting and repairing device according to claim 6, wherein: and the vertical frame is also provided with a vertical slotted motor for driving the transverse rotating shaft to rotate.
8. The asphalt pavement slitting and repairing apparatus according to claim 7, wherein: and belt transmission is adopted between the vertical slotting motor and the transverse rotating shaft and between the inclined slotting motor and the inclined rotating shaft.
CN201910700132.8A 2019-07-31 2019-07-31 Asphalt pavement joint-cutting repairing device Active CN110344314B (en)

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Publication number Priority date Publication date Assignee Title
CN115262546B (en) * 2022-08-17 2023-08-15 广州公路工程集团有限公司 Space multi-degree-of-freedom side slope grooving device and grooving method

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CN106812055A (en) * 2017-01-17 2017-06-09 蒋昌霞 A kind of civic building is with pavement cutting machine device people
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CN108193581A (en) * 2017-12-22 2018-06-22 来安县祥瑞机电科技有限责任公司 Device is dug in a kind of road surface fluting milling
CN109322234B (en) * 2018-10-22 2020-12-22 无锡国家高新技术产业开发区市政公用事业有限公司 Road construction road surface slotting device based on laborsaving angle

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CN204212038U (en) * 2014-09-29 2015-03-18 中国化学工程第十四建设有限公司 A kind of wolf's fang keyway planer
CN106812055A (en) * 2017-01-17 2017-06-09 蒋昌霞 A kind of civic building is with pavement cutting machine device people
CN206667012U (en) * 2017-04-06 2017-11-24 江苏燕宁工程咨询有限公司 A kind of bituminous paving strikes off detection means
CN108487029A (en) * 2018-04-25 2018-09-04 济南猫爪智能机械有限公司 A kind of truncated cone cutting machine

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