CN101988285A - Milling and paving double-purpose machine - Google Patents
Milling and paving double-purpose machine Download PDFInfo
- Publication number
- CN101988285A CN101988285A CN2010105622510A CN201010562251A CN101988285A CN 101988285 A CN101988285 A CN 101988285A CN 2010105622510 A CN2010105622510 A CN 2010105622510A CN 201010562251 A CN201010562251 A CN 201010562251A CN 101988285 A CN101988285 A CN 101988285A
- Authority
- CN
- China
- Prior art keywords
- milling
- mainframe
- purpose machine
- paves
- dual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The invention relates to a milling and paving double-purpose machine, which comprises a main frame, a traveling mechanism and a paving device, wherein the main frame at least comprises a front beam, a rear beam and side beams; the traveling mechanism is arranged on both sides of the main frame through a slide bushing type mounting upright post and is used for supporting the main frame; the paving device can be detachably and transversely arranged on the lower side of the main frame or on the rear side of the main frame; the lower side of the main frame has a milling device mounting position; a detachable milling device is arranged at the milling device mounting position; and when the paving device is detached, the milling device is orthogonally arranged on the lower side of the main frame relative to the paving device. The lower side of the main frame is provided with the transverse paving device, and the transverse paving device can pave when the main frame is at a transverse position; and a milling roller arranged vertically to a paving device mounting position can mill a pavement when the main frame is at a longitudinal position. The milling and paving double-purpose machine has different purposes for meeting different construction requirements.
Description
Technical field
The invention belongs to the road building machinery field, relate in particular to a kind of dual-purpose machine that carries out milling operation and paving operation.
Background technology
Milling machine is as one of main machine of highway and urban road surfaces maintenance construction machinery, the excavation that is mainly used in asphalt concrete surface layers such as highway, airport, harbour, goods yard, parking lot, workshop is overhauled, flexible pavement is gathered around the removing of bag, oil wave, reticulate pattern, rut, pavement markers etc., milling of the plucking of cement pavement and surface layer faulting of slab ends is flat, and small-sized milling machine also can be used for excavation hole groove.With the old shop layer that the milling machine milling damages, re-laying new surface layer is a kind of modernized maintenance process of economy.At present, what road milling operation was mainly used is large-scale self-propelled milling machine, this self-propelled milling machine has wheel type traveling mechanism and two kinds of forms of crawler type walking mechanism, the milling machine action of running on wheels is flexible, transition is convenient, and the milling machine of crawler-type traveling is because crawler bearing area is big, have that to adhere to hauling ability in the operation process good, the characteristics that are difficult for skidding, can adapt to the abominable operating mode of multiple complexity, but the general complex structure of large-scale self-propelled milling machine, cost an arm and a leg, purposes is single, can't reduce the cost of unit in charge of construction; The mode of another kind of road milling operation is front portion or the rear suspension milling machine that adopts at bulldozer or heavy vehicle, this small-sized milling machine operating type is flexible, the transportation transition is convenient, and width is little, power is little, efficient is low and the uppity shortcoming of the milling degree of depth but exist.
Sub-base grader is a kind of construction equipment that is used for basic unit and the various material paving operations of surface layer on the highway.The application's designer had once designed a kind of highway engineering construction sub-surface that is used for and had paved, mix, the assisted stabilizing material of milling paves, the mix multipurpose machine, by the pushing tow roller, front beam, support wheel, the preceding oil cylinder of adjusting, frame, the mix rotor, oil cylinder is adjusted in the back, linkage, push away frame, composition such as spreading plate and suspension arm, the front beam bottom is provided with support wheel, suspension arm is positioned at the place ahead at frame rear portion, the preceding oil cylinder of adjusting is between frame front and suspension arm front portion, and with frame between adjust oil cylinder by the back and link to each other, the suspension arm below is provided with spreading plate, spreading plate the place ahead is provided with a mix rotor, the below at frame rear portion or the below of the spreading plate on the suspension arm are provided with the compacting support wheel, the frame rear portion links to each other by linkage with pushing away between the frame of promotion machinery, when paving, install the mix rotor in spreading plate the place ahead and get final product.Though this multipurpose machine can the mix rotor be realized paving by installing additional, mix is dual-purpose, but its operation need realize by promotion machineries such as load wagons, be subjected to the restriction of construction environment, condition easily, can only finish simple milling, mix operation, homework precision is not high.
Summary of the invention
The purpose of this invention is to provide a kind of milling simple in structure dual-purpose machine that paves, promptly can be used for the milling operation of pavement of road, also can be used for road pavement and pave, realize dual-use.
To achieve these goals, the present invention takes following technical solution: a kind of milling dual-purpose machine that paves, and comprising: mainframe, mainframe are made up of front beam, rear cross beam and curb girder at least; Walking mechanism, walking mechanism is installed column by sleeve type and is installed on the mainframe both sides, is used to support mainframe; Spreader, spreader are horizontally set at mainframe below or mainframe rear removedly; Wherein, the mainframe below is provided with the milling equipment installation position, and the milling equipment installation position is provided with the milling equipment that can dismantle, and after the spreader dismounting, milling equipment is arranged at the mainframe below with respect to the spreader quadrature.
The horizontal spreader that the present invention is provided with below mainframe, when being in horizontal direction of advance, mainframe can pave, roll with the orthogonal milling of spreader, when being in longitudinal forward movement direction, mainframe can carry out road-surface milling, according to different construction requirements, dismounting is easy, a tractor serves several purposes.
At least one curb girder of described mainframe is provided with at least one swing arm rotation mount pad, on described at least one swing arm rotation mount pad the rotation swing arm is installed, and the free end of described rotation swing arm is equipped with described installation column.
Running gear is installed on the mainframe by swing arm rotation mount pad, turns to freely, be easier to adapt to various road conditions.
Described milling equipment comprises: installation frame, described installation frame are installed in the mainframe below; Milling cylinder hold-down arm, described milling cylinder hold-down arm top is articulated in the both sides of described installation frame; The milling cylinder, described milling cylinder two ends and milling cylinder hold-down arm lower end link; Cover body, described cover body are arranged at described milling cylinder periphery; The milling drum drive, described milling drum drive is arranged on the described installation frame, and the output shaft of described milling drum drive is connected by the driving shaft of transmission connection piece with described milling cylinder.
The milling cylinder connects with mainframe by installation frame, and milling drum drive etc. all is arranged on the installation frame, makes whole milling equipment integrated, integrated, to realize being convenient for changing of different fixture components.
Be provided with the hydraulic regulation oil cylinder between described installation frame and the described milling cylinder hold-down arm.
The hydraulic regulation oil cylinder is set between installation frame and milling cylinder hold-down arm can adjusts the milling height easily.
The end of described milling cylinder is equipped with dismountable extension, and described extension fixes by bolt and described milling cylinder, and described extension outer circle wall is provided with the milling cutter.
Milling cylinder end is provided with dismountable extension, can change the length of milling cylinder according to different needs, adapts to different milling widths.
Described milling equipment installation position is the inverted T-shaped mounting rail.
Adopt the inverted T-shaped mounting rail to be connected with the installation frame of milling equipment, simple in structure.
The end of described each curb girder of mainframe respectively is provided with a swing arm rotation mount pad, and the free end of rotation swing arm is equipped with the installation column, the column bottom is installed respectively is provided with a walking mechanism.
Adopt the structure of four walking mechanisms, can adapt to various work condition environments.
The end of described mainframe one curb girder respectively is provided with a swing arm rotation mount pad, and the rear portion of another curb girder is provided with a swing arm rotation mount pad, and the free end of each rotation swing arm is equipped with the installation column, the column bottom is installed respectively is provided with a walking mechanism.
Adopt the structure of three walking mechanisms, volume is little, uses flexibly.
The hinged feed position support body that is provided with on the described mainframe sidewall.
The feed position support body is set when road pavement is carried out the milling shaping, makes things convenient for feed supplement.
Description of drawings
Fig. 1 is the structural representation under the duty that paves of one embodiment of the invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of front beam among Fig. 1.
Fig. 4 is the sectional view of Fig. 3.
Fig. 5 is the structural representation under the milling duty of one embodiment of the invention.
Fig. 6 is the lateral view of Fig. 5.
Fig. 7 is the structural representation of milling equipment among Fig. 5.
Fig. 8 is the structural representation of another angle of Fig. 7.
Fig. 9 is the structural representation of milling cylinder among Fig. 7.
Figure 10 is the lateral view of Fig. 9.
Figure 11 is pave structural representation under the duty of another embodiment of the present invention.
Figure 12 is the structural representation under another embodiment of the present invention milling duty.
Figure 13 is the structural representation under further embodiment of this invention milling duty.
Figure 14 is the vertical view of Figure 13.
The specific embodiment
As shown in Figures 1 and 2, the pave mainframe 1 of dual-purpose machine of milling of the present invention mainly comprises front beam, rear cross beam and is installed on front beam and the curb girder that is connected front beam and rear cross beam at two ends, the rear cross beam left and right sides, power assembly, operating console and conduit under fluid pressure, cable etc. are installed on mainframe 1, and the both sides of mainframe 1 are equipped with the levelling sensor, the installation and the annexation of these parts are same as the prior art, those of ordinary skill in the art can make respective design according to mechanical design handbook or technical specification and construction requirement, does not give unnecessary details at this.For convenience of explanation, will be defined as laterally, milling of the present invention will be paved before the direction of advance of dual-purpose machine under the duty that paves be defined as perpendicular to the milling of the present invention direction of dual-purpose machine when under the duty that paves, walking that pave.
Be provided with hinge mount pad 10 on the lateral wall of the front-end and back-end of 1 liang of curb girder of mainframe (being the position, four angles of mainframe 1), crawler belt hold-down arm 11 before on the hinge mount pad 10 of curb girder front end, being equipped with by vertical twisted axis, the free end of preceding crawler belt hold-down arm 11 is connected with by flange column 2 is installed, and the bottom that column 2 is installed is equipped with walk forward track 3; On the hinge mount pad 10 of curb girder rear end, back crawler belt hold-down arm 12 is installed by vertical twisted axis, the free end of back crawler belt hold-down arm 12 is connected with by flange equally column 2 is installed, the bottom that column 2 is installed is equipped with walk backward track 4, installation column 2 in the present embodiment is installed column for sleeve type, install in the column 2 and be provided with hydraulic jack, in hydraulic jack control installation column 2, outer sleeve is done to slide relatively and is changed the height that column 2 is installed, thereby adjust the height of mainframe 1 and be used for mainframe and the leveling when paving, the structure that crawler belt erection column common in the structure of column 2 and walk forward track 3 and walk backward track 4 and the existing road building machinery and traveling crawler are installed is identical, is the Machine Design of routine.Preceding crawler belt hold-down arm 11 and back crawler belt hold-down arm 12 all can increase the preceding crawler belt hold-down arm 11 and the length of back crawler belt hold-down arm 12 by increasing connecting flange.When carrying out paving operation, before crawler belt hold-down arm 11 and back crawler belt hold-down arm 12 direction of advance that all is parallel to paver put setting forward, before promptly the center of walk forward track 3 and walk backward track 4 is positioned at separately before the hinge of the hinge of crawler belt hold-down arm 11 and back crawler belt hold-down arm 12.Between preceding crawler belt hold-down arm 11 and the mainframe 1, be provided with between back crawler belt hold-down arm 12 and the mainframe 1 and turn to the control oil cylinder, by crawler belt hold-down arm 11 before turning to the control oil cylinder to control and back crawler belt hold-down arm 12 around separately vertical twisted axis rotation, thereby the position of adjustment walk forward track 3, walk backward track 4.
One defeated material chain row 5 is installed below mainframe 1 middle part, defeated material chain row's 5 front portion is connected with mainframe 1 by the linking arm 50 that is hinged on the mainframe 1, defeated material chain row's 5 rear portion is provided with supports steamboat 51, and material unloads to defeated material chain row 5 from dump truck, transportation backward in the past.Be provided with sub-material spiral 6 at mainframe 1 rear, defeated material chain row's 5 discharge end is positioned at before the sub-material spiral 6.Be provided with screed 7 at the rear of sub-material spiral 6, the screed 7 of present embodiment is positioned at after the walk backward track 4.Sub-material spiral 6 is installed on the antetheca of screed 7 by connector.Screed 7 is arranged at the rear of mainframe 1 by the traction adjutage 70 that is mounted thereon, the quantity of traction adjutage 70 can increase or reduce according to the change of screed 7 length, traction adjutage 70 level of approximation are extended forward, the front end of traction adjutage 70 extend mainframe 1 below, and mainframe 1 between hinged by the hydraulic jack that vertically is installed on the mainframe 1.The structure and the mounting means of screed 7 are same as the prior art, the adjusting of the hydraulic jack by traction adjutage 70 front ends, the front end edge vertical direction of traction adjutage 70 is moved up and down, thereby adjusts the pan feeding angle of screed 7--be the angle between screed 7 and the ground.When hydraulic jack shrank, traction adjutage 70 front ends were lifted, thereby lift screed 7 front portions, and it is big that the pan feeding angle becomes; Otherwise when hydraulic jack extended, traction adjutage 70 front ends were pressed down, and screed 7 front portions also are depressed, and the pan feeding angle diminishes.During paving operation, material stirred sub-materials by sub-material spiral 6 before conveyer 5 is transported to screed 7, screed 7 moulding that paves then.
With reference to Fig. 3, Fig. 4, be the structural representation of front beam, the front beam bottom of present embodiment has been welded to connect inverted T-shaped mounting rail 110, is processed with bolt hole in inverted T-shaped mounting rail 110 bottoms.Simultaneously with reference to Fig. 5 to Fig. 8, be the pave structural representation of dual-purpose machine milling job state of the milling of present embodiment.Before carrying out the milling operation, screed 7 and defeated material chain row 5 are removed from mainframe 1, preceding crawler belt hold-down arm 11 and back crawler belt hold-down arm 12 be the hinge half-twist on mount pad 10 respectively, makes direction of advance of the present invention perpendicular with the direction of advance under the state that paves.Mainframe 1 below is equipped with milling equipment 8 by inverted T-shaped mounting rail 110, adopts threaded fastener to connect between the milling equipment 8 of present embodiment and the inverted T-shaped mounting rail 110 of mainframe 1.Be orthogonal quadrature setting between milling equipment 8 and the screed 7, i.e. direction of advance when direction of advance during milling operation and paving operation is perpendicular.Milling equipment 8 comprises installation frame 80, and milling equipment 8 is installed in mainframe 1 below by installation frame 80.The both sides of installation frame 80 are hinged with milling cylinder hold-down arm 81, the bottom of milling cylinder hold-down arm 81 is provided with milling cylinder 82, the milling cutter is installed on the external surface of milling cylinder 82, the outer periphery of milling cylinder 82 is equipped with cover body 83, be provided with between cover body 83 and the milling cylinder hold-down arm 81 and be connected and fixed part, make between cover body 83 and the milling cylinder hold-down arm 81 and can not relatively move.Installation frame 80 is provided with milling drum drive 84, the output shaft of milling drum drive 84 is connected by the driving shaft of transmission connection piece with milling cylinder 82, transmission connection piece can be one of driving belt, power transmission shaft and reducing gear or its combination, milling drum drive 84 links to each other with power transmission shaft by driving belt in the present embodiment, and power transmission shaft links to each other by the driving shaft of reducing gear with milling cylinder 82.Be provided with hydraulic regulation oil cylinder 85 between installation frame 80 and the milling cylinder hold-down arm 81, be used to regulate the operation height of milling equipment.In addition, hydraulic regulation oil cylinder 85 also can be installed between cover body 83 and the installation frame 80.During the milling operation, milling of the present invention paves dual-purpose machine along vertically the advancing of mainframe 1, and in the process of advancing, milling equipment 8 road pavement are carried out milling.In the present embodiment, be to be directly installed on the front beam of mainframe 1 and the below of rear cross beam is that example is done explanation with milling equipment 8, but the mounting rail that special installation milling equipment 8 also can be set below mainframe 1 is installed milling equipment 8, and not necessarily milling equipment 8 is directly installed on the forward and backward crossbeam of mainframe 1.
As Fig. 9 and shown in Figure 10, be the structural representation of milling cylinder 82 in the present embodiment.The end of milling cylinder 82 is equipped with dismountable extension 82 ', and extension 82 ' fixes by bolt and milling cylinder 82, also is provided with the milling cutter on the extension 82 ' outer circle wall.Extension 82 ' in the present embodiment is the extension of 4 circumference in equal parts, also can be the annular extension of integral type.Increase extension in milling cylinder 82 one or both ends, can regulate, adapt to different milling widths the length of milling cylinder 82.Milling equipment 8 of the present invention can also adopt the milling of regular length common in the prior art to roll.
As Figure 11 and shown in Figure 12, structural representation for another embodiment of the present invention, the places different with last embodiment are, in the present embodiment, mainframe 1 is by the 3 ' supporting of three traveling crawlers, wherein a side of mainframe 1 is provided with two traveling crawlers 3 ', and opposite side is only by a traveling crawler 3 ' supporting, is arranged at screed 7 one ends behind the mainframe 1 and is positioned at traveling crawler 3 ' and can realizes that afterwards one-sided zero clearance paves.When needs carry out the milling operation, conveyer 5 and screed 7 are removed, control 3 traveling crawlers 3 ' simultaneously and turn to 90 °, milling equipment 8 is installed in mainframe 1 below gets final product.
As Figure 13 and shown in Figure 14, be the structural representation of further embodiment of this invention under the milling job state, the places different with previous embodiment are, the sidewall of any side of the mainframe 1 of present embodiment (being the curb girder outer wall) is gone up the hinged feed position support body 9 that is provided with, the rear end of the hold-down arm of this feed position support body 9 is hinged on the curb girder outer wall of mainframe 1, the lower front of feed position support body 9 is provided with support wheel, frame is rolled for pushing tow in feed position support body 9 front portions, and dump truck can be discharged at material in the feed position support body 9.The purpose that feed position support body 9 is set on mainframe 1 sidewall is, in the milling operation process, needs the feed supplement road pavement to carry out the milling shaping sometimes, the feed position support body is set can makes things convenient for feed supplement.
In addition, spreading plate is to be that example describes with the screed in the previous embodiment, but spreading plate also can adopt the form of vertical scraper plate in the prior art, vertically scraper plate is installed on the mainframe lower rear, vertically between scraper plate and the mainframe hydraulic regulation oil cylinder is set, is used to regulate the upper-lower position of vertical scraper plate.Simultaneously, owing to mill the machine of mixing and trimmer is close on principle and function, on milling of the present invention paves the basis of dual-purpose machine, be provided with and the capable dispenser of milling rolling, provide corresponding additive to mix mixing by dispenser after the milling, carry out the road surface shaping.Dispenser comprises liquid feeding device and solid dispenser, according to the difference of additive liquid feeding device and solid dispenser is set, and makes the paver function more comprehensively.Simultaneously, mainframe below is positioned at milling rolls the rear and can be provided with output belt or output spiral, the conveyer that unnecessary material is sent outward, thus avoid too much material to influence quality inner accumulation of paver.
Certainly, technical conceive of the present invention is not limited in the foregoing description, can also obtain many different concrete schemes according to design of the present invention, for example, running gear can adopt electricity to drive the formula traveling crawler, also can adopt running gear system, running gear can be installed on the mainframe by the hold-down arm that is hinged on the mainframe, also can directly, column be installed on the mainframe by being installed, can 90 ° turn to as long as can realize running gear, all should be included within the described scope of claim such as these changes and equivalent transformation.
Claims (9)
1. a milling dual-purpose machine that paves comprises:
Mainframe, described mainframe is made up of front beam, rear cross beam and curb girder at least;
Walking mechanism, described walking mechanism is installed column by sleeve type and is installed on the mainframe both sides, is used to support described mainframe;
It is characterized in that:
Spreader, described spreader are horizontally set at mainframe below or described mainframe rear removedly;
Wherein, described mainframe below is provided with the milling equipment installation position, described milling equipment installation position is provided with the milling equipment that can dismantle, and after described spreader dismounting, described milling equipment is arranged at described mainframe below with respect to described spreader quadrature.
2. the milling according to claim 1 dual-purpose machine that paves, it is characterized in that: at least one curb girder of described mainframe is provided with at least one swing arm rotation mount pad, on described at least one swing arm rotation mount pad the rotation swing arm is installed, the free end of described rotation swing arm is equipped with described installation column.
3. the milling according to claim 1 dual-purpose machine that paves, it is characterized in that: described milling equipment comprises:
Installation frame, described installation frame are installed in the mainframe below;
Milling cylinder hold-down arm, described milling cylinder hold-down arm top is articulated in the both sides of described installation frame; The milling cylinder, described milling cylinder two ends and milling cylinder hold-down arm lower end link;
Cover body, described cover body are arranged at described milling cylinder periphery;
The milling drum drive, described milling drum drive is arranged on the described installation frame, and the output shaft of described milling drum drive is connected by the driving shaft of transmission connection piece with described milling cylinder.
4. the milling according to claim 3 dual-purpose machine that paves is characterized in that: be provided with the hydraulic regulation oil cylinder between described installation frame and the described milling cylinder hold-down arm.
5. the milling according to claim 3 dual-purpose machine that paves, it is characterized in that: the end of described milling cylinder is equipped with dismountable extension, described extension fixes by bolt and described milling cylinder, and described extension outer circle wall is provided with the milling cutter.
6. the milling according to claim 3 dual-purpose machine that paves, it is characterized in that: described milling equipment installation position is the inverted T-shaped mounting rail.
7. the milling according to claim 2 dual-purpose machine that paves, it is characterized in that: the end of described each curb girder of mainframe respectively is provided with a swing arm rotation mount pad, the free end of rotation swing arm is equipped with the installation column, the column bottom is installed respectively is provided with a walking mechanism.
8. the milling according to claim 2 dual-purpose machine that paves, it is characterized in that: the end of described mainframe one curb girder respectively is provided with a swing arm rotation mount pad, the rear portion of another curb girder is provided with a swing arm rotation mount pad, the free end of each rotation swing arm is equipped with the installation column, the column bottom is installed respectively is provided with a walking mechanism.
9. according to claim 1 or the 2 or 7 described millings dual-purpose machine that paves, it is characterized in that: the hinged feed position support body that is provided with on the described mainframe sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105622510A CN101988285A (en) | 2010-11-28 | 2010-11-28 | Milling and paving double-purpose machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105622510A CN101988285A (en) | 2010-11-28 | 2010-11-28 | Milling and paving double-purpose machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101988285A true CN101988285A (en) | 2011-03-23 |
Family
ID=43745050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105622510A Pending CN101988285A (en) | 2010-11-28 | 2010-11-28 | Milling and paving double-purpose machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101988285A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162218A (en) * | 2011-04-17 | 2011-08-24 | 陕西长大实业有限公司 | Roadbed construction machine with rotary milling drum |
| CN109878575A (en) * | 2019-04-08 | 2019-06-14 | 陈建军 | One kind pushing away roller structure and walking body frame |
| CN111739403A (en) * | 2020-07-08 | 2020-10-02 | 亚龙智能装备集团股份有限公司 | Real teaching equipment that instructs of milling machine |
| CN112796193A (en) * | 2021-02-01 | 2021-05-14 | 交通运输部公路科学研究所 | Diamond vertical milling machine suitable for cement pavement |
| CN112982082A (en) * | 2021-03-10 | 2021-06-18 | 中铁六局集团路桥建设有限公司 | Grouting stirring device and water-stable paver |
| CN113564992A (en) * | 2021-08-13 | 2021-10-29 | 李维维 | Micro-surfacing paver and construction method |
-
2010
- 2010-11-28 CN CN2010105622510A patent/CN101988285A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162218A (en) * | 2011-04-17 | 2011-08-24 | 陕西长大实业有限公司 | Roadbed construction machine with rotary milling drum |
| CN102162218B (en) * | 2011-04-17 | 2016-06-01 | 陕西长大实业有限公司 | With the roadbed building machine that rotary milling drum rolls |
| CN109878575A (en) * | 2019-04-08 | 2019-06-14 | 陈建军 | One kind pushing away roller structure and walking body frame |
| CN111739403A (en) * | 2020-07-08 | 2020-10-02 | 亚龙智能装备集团股份有限公司 | Real teaching equipment that instructs of milling machine |
| CN112796193A (en) * | 2021-02-01 | 2021-05-14 | 交通运输部公路科学研究所 | Diamond vertical milling machine suitable for cement pavement |
| CN112982082A (en) * | 2021-03-10 | 2021-06-18 | 中铁六局集团路桥建设有限公司 | Grouting stirring device and water-stable paver |
| CN112982082B (en) * | 2021-03-10 | 2022-03-25 | 中铁六局集团路桥建设有限公司 | Grouting stirring device and water-stable paver |
| CN113564992A (en) * | 2021-08-13 | 2021-10-29 | 李维维 | Micro-surfacing paver and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101838962B (en) | Material paver | |
| CN102162218B (en) | With the roadbed building machine that rotary milling drum rolls | |
| CN101988285A (en) | Milling and paving double-purpose machine | |
| CN202081364U (en) | Hydraulic crawler-type minitype asphalt paver | |
| CN101929122A (en) | Zero-clearance mixed material spreader | |
| CN201778260U (en) | Spreading machine for wide pavement | |
| CN201751271U (en) | Self-propelled mortar vehicle chassis and mortar vehicle | |
| CN101545238A (en) | Novel paver | |
| CN102061660A (en) | Roadbed constructing machine | |
| CN201908247U (en) | Novel dual-purpose machine for milling-planing and paving | |
| CN201778271U (en) | Zero-clearance broad-banding road paver | |
| CN102828456B (en) | Agitator assembly | |
| CN101575839A (en) | Novel traction type spreading machine | |
| CN201908250U (en) | Novel subgrading machine | |
| CN2507899Y (en) | Base couse stable soil spreader | |
| CN101545239A (en) | Novel paver | |
| CN202913333U (en) | Road finisher with movable mixer | |
| CN2498200Y (en) | Subgrade spreading apparatus | |
| CN202170459U (en) | Fully-gapless roadbed building machine | |
| CN201738217U (en) | Novel material spreading machine | |
| CN102041769A (en) | Spreading machine with double parallel feeding positions | |
| CN2530977Y (en) | Full hydraulic wheel type asphalt concrete paver | |
| CN101880999A (en) | Two-crawler material paving machine | |
| CN202081366U (en) | Roadbed building machine | |
| CN1274785A (en) | Road base layer paver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110323 |