CN202766962U - Width milling machine - Google Patents
Width milling machine Download PDFInfo
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- CN202766962U CN202766962U CN 201220162976 CN201220162976U CN202766962U CN 202766962 U CN202766962 U CN 202766962U CN 201220162976 CN201220162976 CN 201220162976 CN 201220162976 U CN201220162976 U CN 201220162976U CN 202766962 U CN202766962 U CN 202766962U
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- mainframe
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Abstract
The utility model relates to a width milling machine which comprises a main rack, a front traveling device, a rear traveling device, a driving unit, a cab, a milling roller and a discharge belt conveyor, wherein the front traveling device and the rear traveling device support the main rack; the driving unit and the cab are mounted on the main rack; the milling roller is arranged below the main rack and is positioned between the front traveling device and the rear traveling device; the discharge belt conveyor is arranged at the front part of the main rack; the discharge belt conveyor is used for discharging materials milled by the milling roller; the vertical section of the main rack above the milling roller is of a door shape and the milling roller is provided with an upward accommodating groove; the milling roller is arranged in a hood body of which the bottom is provided with an opening; a front cover board of the hood body is provided with an opening; the feed end of the discharge belt conveyor is arranged at the opening on the front cover board; a motor for driving a front milling roller to rotate is arranged above the hood body; an output shaft of the motor is connected with an input shaft of the milling roller by a transmission part; and the motor is positioned in the accommodating groove at the upper part of the milling roller.
Description
Technical field
The utility model belongs to technical field of engineering machinery, relates in particular to a kind of wide cut milling machine that is mainly used in the high-grade pavement reconditions such as speedway.
Background technology
Pavement milling machine is one of main machine of maintenance of surface construction machinery, is mainly used in the asphalt concrete surface layer such as highways and streets and removes and gather around bag, oily wave, reticulate pattern, rut etc.Old laying with pavement milling machine milling damage, re-laying new surface layer is a kind of modernized maintenance process of economy, because its high efficiency, construction technology are simple, milling depth is easy to control, flexible to operation, mobility good, the old material of milling can directly be recycled etc., thereby are widely used in cities and towns town road and the Highway Maintenance engineering.
The general road milling machine is comprised of motor, vehicle frame, Milling Rotor, milling depth adjusting device, Hydraulic Elements, accumulator conveyer, steering system and braking system etc.Milling Rotor is the main working parts of milling machine, is comprised of Milling Rotor axle, tool rest and cutter head etc., directly contacts with the road surface, and the milling cutter by High Rotation Speed carries out the purpose that work reaches milling.Generally be provided with self-level(l)ing device on the milling machine, as the milling datum, control two positioning hydraulic cylinders with the Milling Rotor side cover, make given milling depth keep constant; Its hydraulic system is used for driving Milling Rotor rotation, complete machine walking, servicing unit work etc., is generally the separate closed type hydraulic system of many pumps, mutual when working do not disturb and reliability higher; Some milling machines are installed recliner as required, are used for controlling the gradient of rotor; General large-scale milling machine is all by the accumulator conveyer that is comprised of conveyer belt and loading head, and it can be concentrated the bulk cargo that mills out and be sent on the transporting cars of random walk, and the height of conveying arm can be regulated and can swing, to adjust discharge position.Existing pavement milling machine is owing to being subjected to the highway transportation prescribed limits, and milling width is limited, and the width of large-scale milling machine milling cylinder is generally 2.2m, and milling cylinder width is larger, and required driving power is just larger, and just higher to the component requirement, cost is high.
Summary of the invention
The purpose of this utility model provides a kind ofly can carry out wide cut milling, milling machine cheaply.
To achieve these goals, the utility model is taked following technical solution: a kind of wide cut milling machine, comprise mainframe, supporting mainframe front running gear and rear running gear, be installed on driver element and driver's cabin on the mainframe, be installed on mainframe below and the milling cylinder between front running gear and rear running gear, be arranged at the discharge conveyor of mainframe front portion, the material that the discharge conveyor is used for the milling of milling cylinder is got off is discharged; The milling cylinder comprises front milling cylinder and a pair of side milling plane cylinder that is arranged at front milling cylinder rear; Front milling cylinder is arranged at the bottom to be had in the front cover body of opening, be provided with opening at front cover body front shroud, the feed end of discharge conveyor is arranged at opening part, be provided with the motor for milling cylinder before driving above front milling cylinder, the output shaft of motor links to each other by the power shaft of driving member with front milling cylinder; Side milling dig cylinder the place ahead form one forward the milling cylinder carry the passage of the material that milling gets off, side milling plane cylinder is arranged at the bottom to be had in the side cover body of opening, be provided with motor for driving side milling drum rotating at the side cover body, the power shaft that the output shaft of motor digs cylinder by driving member and side milling is connected; Being positioned at side milling, to dig the vertical section shape of mainframe of cylinder top T-shaped, forms the side holding tank of one pair of outer side opening, and the motor of driving side milling cylinder is positioned at the side holding tank, and side milling is dug the cylinder outer end and stretched out in the mainframe outside.
The vertical section shape that is positioned at the mainframe of described front milling cylinder top of the present utility model is a shape, forms a pockets that Open Side Down; The motor that drives described front milling drum rotating is arranged on the described front cover body, be positioned at the pockets of front milling cylinder top.
But side milling of the present utility model is dug the cylinder transverse shifting to change the milling width.
Milling cylinder of the present utility model adopts one-sided driving or bilateral to drive.
The vertical clapboard that is arranged by two intervals between two side holding tanks of the present utility model separates.
The end of milling cylinder of the present utility model is provided with the planetary reducer that fixes with the milling roller tube, and the output shaft of described motor is connected with the power shaft of described planetary reducer by driving member.
The output shaft of motor of the present utility model links to each other with reductor on being installed in cover body, described motor and reductor are positioned at pockets, the output shaft of described reductor is connected with the eccentric power shaft that is arranged at described milling cylinder end by driving member, described eccentric power shaft cooperates and is positioned at the top of described central rotating shaft with the central rotating shaft of described milling cylinder, rotates thereby drive described milling cylinder.
Motor of the present utility model and the coaxial setting of described reductor or described motor and described reductor are arranged before and after.
Milling cylinder of the present utility model is provided with planetary reducer in the end, and the output shaft of described planetary reducer is connected with described milling cylinder by driving member, and the power shaft of described planetary reducer is positioned at its output shaft top; The output shaft of described motor is connected with the power shaft of described planetary reducer by driving member.
Front portion, chassis of the present utility model is provided with the transition feed bin of a bottom opening, between described transition feed bin and described front milling cylinder, be provided with a transition conveyor on the chassis, opening part, output that the input of described transition conveyor is positioned at described front cover body are positioned at described transition feed bin top, and the input of described discharge conveyor is positioned at the below of described transition feed bin opening.
Milling of the present utility model unit digs cylinder by front milling cylinder with a pair of side milling that is positioned at front milling cylinder rear and forms, realize the wide cut milling with the milling cylinder group, single wide cut milling cylinder processing request and cost is high, driving power is large problem have been solved, of the present utility model simple in structure, transmission is stable, reasonable in design, the power of milling cylinder is provided by motor, and cost is low.
Description of drawings
Fig. 1 is the front view of the utility model embodiment 1.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the front view of the utility model mainframe.
Fig. 4 is the partial sectional view along E-E line among Fig. 3.
Fig. 5 is the partial sectional view along I-I line among Fig. 3.
Fig. 6 is the structural representation of the milling cylinder of the utility model embodiment 1.
Fig. 7 is the partial sectional view along F-F line among Fig. 3.
Fig. 8 is the partial sectional view along B-B line among Fig. 1.
Fig. 9 be along H among Fig. 3 to structural representation.
Figure 10 is the structural representation of the utility model embodiment 2 milling cylinders.
Figure 11 is the structural representation of the utility model embodiment 3 front milling cylinders.
Figure 12 is the top view of the utility model embodiment 4 front milling cylinders.
Figure 13 is the structural representation of the utility model embodiment 5 milling cylinders.
Figure 14 is the mainframe sectional view of the utility model embodiment 6.
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in more detail.
The specific embodiment
Embodiment 1
As shown in Figures 1 and 2, the wide cut milling machine machine of the present embodiment comprises mainframe 1, walk forward track 2, milling cylinder, walk backward track 4, discharge conveyor 5, driver element (not label), driver's cabin (not label).The direction of arrow A is the direction of advance of pavement milling machine among Fig. 2, and what occur in the following description is forward and backward with respect to arrow A, when the direction of advancing changes, and forward and backward also relative changes.For convenience of explanation, the direction of the length direction (being parallel to the pavement milling machine direction of travel) of pavement milling machine body is defined as vertically, the width of pavement milling machine body is horizontal.
Driver element and driver's cabin are installed on the mainframe 1, driver element for pavement milling machine and on each parts power is provided, the driver element of the present embodiment is diesel generating set.Walk forward track 2 and walk backward track 4 are installed on the below of mainframe 1, and mainframe 1 is supported on the ground, and the height of walk forward track 2 and walk backward track 4 is adjustable.The structure of traveling crawler of the present utility model is basic identical with the traveling crawler of prior art, and traveling crawler preferably adopts motor-driven, is that electricity drives crawler belt, also can use the road wheel replacement as the traveling crawler of running gear.Milling cylinder 3 is installed on the below of mainframe 1, between walk forward track 2 and walk backward track 4, the milling cylinder in the present embodiment comprises that the front milling cylinder 3a that is installed on the mainframe 1 by threaded fastener digs cylinder 3b with a pair of side milling that is positioned at front milling cylinder 3a rear.Discharge conveyor 5 tilts up to be arranged at the front portion of mainframe 1.
With reference to Fig. 3 to Fig. 6, as optimal technical scheme of the present utility model, the vertical section shape that is positioned at the mainframe 1 of front milling cylinder 3a top is a shape, forms thus a pockets 6 above front milling cylinder 3a simultaneously.Front milling cylinder 3a is arranged in the front cover body 7 that is fixed on mainframe 1, front cover body 7 bottom openings, the side plate of front cover body 7 and the height of backboard are all adjustable so that adapt to different operating modes and be convenient for changing the milling cylinder and on cutter.Be provided with opening on the front panel of front cover body 7, the feed end of discharge conveyor 5 is arranged at this aperture position, and the material that is got off by the milling of milling cylinder during work is thrown to this opening part, then by discharge conveyor 5 material is discharged.Milling cylinder 3a rotates before front cover body 7 top boards are equipped with driving motor 8 and reductor 9, motor 8 provides power by driver element, motor 8 and reductor 9 coaxial arrangement, the output shaft of motor 8 links to each other with the power shaft of reductor 9, in front milling cylinder 3a both sides transmission case 10 is installed, the output shaft of reductor 9 links to each other with the power shaft of transmission case 10, and the output shaft of transmission case 10 links to each other with the power input shaft of front milling cylinder 3a, thereby makes power pass to front milling cylinder 3a from motor 8.Motor 8 and reductor 9 are positioned at the pockets 6 of mainframe 1, and the main frame structure that adopts the vertical section shape to be a shape can provide for motor and speed reducer the space of installation on the one hand, and portal structures also can guarantee the structural strength of mainframe integral body simultaneously.In addition, because the milling cylinder is fixing with respect to the chassis before in the utility model, its position need not mobile in the course of the work, motor and speed reducer also can separate setting with front cover body, be directly installed on the frame plate that mainframe is positioned at front milling cylinder top, on frame plate, only need leave for connecting milling and roll the opening that the driving member with motor passes through and get final product.The structure of the milling cylinder in the present embodiment adopts the structure of disclosed milling cylinder in the utility application that applicant's application number is 201110377550.1, name is called broken milling cylinder.As shown in Figure 9, in milling cylinder end the installation groove is set, install in the groove and by bearing the double reduction transmission mechanism is installed, the output shaft of transmission case 10 links to each other with the power shaft (power input shaft of milling cylinder) of double reduction transmission mechanism, the power shaft of double reduction transmission mechanism by gear drive with the output shaft (central rotating shaft of front milling cylinder) of transmission of power to the double reduction transmission mechanism, the output shaft of double reduction transmission mechanism links to each other with driving member on being fixed on the milling cylinder, rotates thereby drive the milling cylinder.Wherein the power shaft of this double reduction transmission mechanism is eccentric power shaft, and it is positioned at the top of milling centre of the drum rotating shaft.Milling cylinder of the present utility model can also adopt the structure of disclosed milling cylinder in the utility application that applicant's application number is 201110293493.9, name is called broken rotor and self-propelled crushing mining machine.
Simultaneously with reference to Fig. 7 to Fig. 8, side milling is dug cylinder 3b and is arranged at front milling cylinder 3a rear, each side milling is dug cylinder 3b and is arranged in the side cover body 11 by bearing, side cover body 11 bottom openings, the place ahead that cylinder 3b is dug in side milling form one forward milling cylinder 3a carry the passage of the material that milling gets off, the cutter that side milling is dug on the cylinder 3b adopts helix to arrange, and can in milling material be concentrated from the both sides to the centre, flows to discharge conveyor 5 by front milling cylinder 3a again and then discharges.Motor 8 and the reductor 9 of driving side milling cylinder 3b rotation is installed on side cover body 11 top boards equally and is positioned at the transmission case 10 that cylinder 3b both sides are dug in side milling, power passes to side milling plane cylinder 3b from motor 8 through reductor 9 and transmission case 10.Being positioned at side milling, to dig the vertical section shape of mainframe 1 of cylinder 3b top T-shaped, above side milling plane cylinder 3b, form two side holding tanks 12 that the outside is open thus, separated by a vertical clapboard 13 between two side holding tanks 12, motor 8 and reductor 9 are contained in the side holding tank 12.Side cover body 11 is installed in mainframe 1 below by guide pillar 15 also can be along guide pillar 15 transverse shiftings.Be provided with sideslip oil cylinder 14(Fig. 2 at vertical clapboard 13), the other end of sideslip oil cylinder 14 is fixed on the side cover body 11, be that sideslip oil cylinder 14 1 ends and mainframe 1 fix, the other end and side cover body 11 fix, when sideslip oil cylinder 14 work, can control side milling and dig cylinder 3b transverse shifting, thereby change milling width.
Be provided with a transition hopper installing rack 18 in the front portion of mainframe 1, transition hopper 16 is installed on the mainframe 1 by this transition hopper installing rack 18, and transition hopper 16 bottoms arrange opening, and this opening can be by the door sealing by hydraulic jack control.The discharge end of discharge conveyor 5 is positioned at the top of transition hopper 16.Also be provided with a secondary discharge conveyor 17 in mainframe 1 front portion, the feed end of secondary discharge conveyor 17 is positioned at the below of transition hopper 16, by transition hopper is set, can realize in the milling and plane operation process, when the material collecting trolley collection completely expects to transport, the material that milling is got off can temporarily be positioned in the transition hopper, and milling machine needn't stop operation during material collecting trolley leaves.
Embodiment 2
As shown in figure 10, the motor 8 that milling cylinder 3a rotates before front cover body 7 top boards are equipped with driving, in front milling cylinder 3a one end, be provided with the planetary reducer 9 ' that fixes with the milling roller tube, transmission case 10 fixes with front cover body 7, the output shaft of motor 8 links to each other with the power shaft of transmission case 10, the output shaft of transmission case 10 be connected with the power shaft of planetary reducer 9 ', thereby the transmission of power of motor 8 is given front milling cylinder 3a.The structure that cylinder 3b is dug in side milling is identical with the structure of front milling cylinder 3a.
Embodiment 3
As shown in figure 11, the present embodiment and embodiment 1 different place is: the motor 8 and the reductor 9 non-coaxial arrangement that are installed in the cover body top in the present embodiment, motor 8 and reductor 9 in tandems, the output shaft of motor 8 links to each other by the power shaft of belt with reductor 9.The structure that cylinder 3b is dug in side milling is identical with the structure of front milling cylinder 3a.
With reference to Figure 12, be provided with one in the pockets 6 of the present embodiment and strengthen dividing plate 6a simultaneously, strengthen dividing plate 6a pockets 6 is divided into two spatial accommodations, increase simultaneously the intensity of mainframe.
Embodiment 4
As shown in figure 12, the present embodiment and embodiment 1 different place is: be provided with secondary planet reductor 9 in the milling cylinder end in the present embodiment, the output shaft of transmission case 10 is by one-level transmission driving wheel 901, the one-level driven transmission wheel 902 that is meshed with one-level transmission driving wheel 901 links to each other with the power shaft 903 of secondary planet reductor 9, secondary planet reductor 9 comprises: be installed in the first transmission sun gear 904 on the power shaft 903, the first row star-wheel 905 that is meshed with the first sun gear 904, the first transmission gear ring 906, the first planet carrier 907, the second sun gear 908, the second planetary gear 909, the second transmission gear ring 910, the second planet carrier 911, the second planet carrier 911 links to each other with the output shaft 912 of secondary planet reductor 9, output shaft 912 is affixed with the milling cylinder, and the power shaft 903 of secondary planet reductor is positioned at output shaft 912 tops.
Embodiment 5
As shown in figure 13, the vertical clapboard 13 that is arranged by two intervals between two side holding tanks 12 of the mainframe 1 above cylinder 3b is dug in side milling separates, make the vertical section shape of the mainframe 1 that is positioned at side milling plane cylinder 3b top roughly be π shape, motor 8 and reductor 9 are contained in the side holding tank 12.Side cover body 11 is installed in mainframe 1 below by guide pillar 15 also can be along guide pillar 15 transverse shiftings.Be provided with sideslip oil cylinder 14 at vertical clapboard 13, the other end of sideslip oil cylinder 14 is fixed on the side cover body 11, can control side milling and dig cylinder 3b transverse shifting when sideslip oil cylinder 14 work, thereby change milling width.
Certainly, above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although with reference to above-described embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that, still can make amendment or be equal to replacement the specific embodiment of the present utility model, and do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed among the claim scope of the present utility model.
Claims (10)
1. wide cut milling machine, comprise mainframe, the described mainframe of supporting front running gear and rear running gear, be installed on driver element and driver's cabin on the described mainframe, be installed on described mainframe below and the milling cylinder between described front running gear and rear running gear, be arranged at the discharge conveyor of described mainframe front portion, the material that described discharge conveyor is used for the milling of milling cylinder is got off is discharged;
Described milling cylinder comprises front milling cylinder and a pair of side milling plane cylinder that is arranged at described front milling cylinder rear;
It is characterized in that:
Described front milling cylinder is arranged at the bottom to be had in the front cover body of opening, be provided with opening at described front cover body front shroud, the feed end of described discharge conveyor is arranged at described opening part, be provided with the motor for milling cylinder before driving above described front milling cylinder, the output shaft of described motor links to each other by the power shaft of driving member with described front milling cylinder;
Described side milling dig cylinder the place ahead form one forward the milling cylinder carry the passage of the material that milling gets off, described side milling plane cylinder is arranged at the bottom to be had in the side cover body of opening, be provided be used to the motor that drives described side milling plane drum rotating at described side cover body, the power shaft that the output shaft of described motor digs cylinder by driving member and described side milling is connected;
Being positioned at described side milling, to dig the vertical section shape of mainframe of cylinder top T-shaped, forms the side holding tank of one pair of outer side opening, and the motor of described driving side milling cylinder is positioned at described side holding tank, and described side milling is dug the cylinder outer end and stretched out in the mainframe outside.
2. wide cut milling machine according to claim 1 is characterized in that: the vertical section shape that is positioned at the mainframe of described front milling cylinder top is a shape, forms a pockets that Open Side Down; The motor that drives described front milling drum rotating is arranged on the described front cover body, be positioned at the pockets of front milling cylinder top.
3. wide cut milling machine according to claim 1 is characterized in that: but described side milling is dug the cylinder transverse shifting to change the milling width.
4. wide cut milling machine according to claim 1 is characterized in that: described milling cylinder adopts one-sided driving or bilateral to drive.
5. wide cut milling machine according to claim 1 is characterized in that: the vertical clapboard that is arranged by two intervals between described two side holding tanks separates.
6. wide cut milling machine according to claim 1, it is characterized in that: the end of described milling cylinder is provided with the planetary reducer that fixes with the milling roller tube, and the output shaft of described motor is connected with the power shaft of described planetary reducer by driving member.
7. wide cut milling machine according to claim 1, it is characterized in that: the output shaft of described motor links to each other with reductor on being installed in cover body, described motor and reductor are positioned at pockets, the output shaft of described reductor is connected with the eccentric power shaft that is arranged at described milling cylinder end by driving member, described eccentric power shaft cooperates and is positioned at the top of described central rotating shaft with the central rotating shaft of described milling cylinder, rotates thereby drive described milling cylinder.
8. wide cut milling machine according to claim 7 is characterized in that: described motor and the coaxial setting of described reductor or described motor and described reductor are arranged before and after.
9. wide cut milling machine according to claim 1, it is characterized in that: described milling cylinder is provided with planetary reducer in the end, the output shaft of described planetary reducer is connected with described milling cylinder by driving member, and the power shaft of described planetary reducer is positioned at its output shaft top;
The output shaft of described motor is connected with the power shaft of described planetary reducer by driving member.
10. wide cut milling machine according to claim 1, it is characterized in that: front portion, described chassis is provided with the transition feed bin of a bottom opening, between described transition feed bin and described front milling cylinder, be provided with a transition conveyor on the chassis, opening part, output that the input of described transition conveyor is positioned at described front cover body are positioned at described transition feed bin top, and the input of described discharge conveyor is positioned at the below of described transition feed bin opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220162976 CN202766962U (en) | 2012-04-17 | 2012-04-17 | Width milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220162976 CN202766962U (en) | 2012-04-17 | 2012-04-17 | Width milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202766962U true CN202766962U (en) | 2013-03-06 |
Family
ID=47773545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220162976 Expired - Fee Related CN202766962U (en) | 2012-04-17 | 2012-04-17 | Width milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202766962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605707A (en) * | 2012-04-17 | 2012-07-25 | 陕西长大实业有限公司 | Milling machine for wide-width roadbed |
-
2012
- 2012-04-17 CN CN 201220162976 patent/CN202766962U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605707A (en) * | 2012-04-17 | 2012-07-25 | 陕西长大实业有限公司 | Milling machine for wide-width roadbed |
| CN102605707B (en) * | 2012-04-17 | 2016-12-07 | 陕西长大实业有限公司 | Wide cut pavement milling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |