CN101913387A - Traveling crawler of road construction machine - Google Patents
Traveling crawler of road construction machine Download PDFInfo
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- CN101913387A CN101913387A CN2010102450118A CN201010245011A CN101913387A CN 101913387 A CN101913387 A CN 101913387A CN 2010102450118 A CN2010102450118 A CN 2010102450118A CN 201010245011 A CN201010245011 A CN 201010245011A CN 101913387 A CN101913387 A CN 101913387A
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Abstract
The invention discloses a traveling crawler of a road construction machine. The machine is arranged on a frame of road construction equipment by connecting pieces and comprises a crawler bracket, and a crawler, a driving wheel, a guide wheel and a drive motor which are arranged on the crawler bracket, wherein a drive shaft of the drive motor is connected with an input shaft of a gear box, and an output shaft of the gear box is connected with an input rotating shaft of a first bevel gear; the first bevel gear is meshed with a second bevel gear, and a rotation axis of the first bevel gear is perpendicular to a rotation axis of the second bevel gear; the second bevel gear is provided with a pair or two pairs of oppositely-arranged planetary gears of which the rotation axes are perpendicular to the rotation axis of the second bevel gear and a pair of oppositely-arranged axle shaft gears of which the rotation axes are collinear with the rotation axis of the second bevel gear, and the planetary gears and the axle shaft gears are meshed mutually; and the ends of an output rotating shaft of a axle shaft gear are provided with speed reduction chain wheels which are connected with drive-shaft chain wheels by metal chains, and the drive-shaft chain wheels and the driving wheel are arranged coaxially. The traveling crawler of the road construction machine of the invention has the advantages of reasonable structure and reliable performance.
Description
Technical field
The invention belongs to the road machinery field, relate in particular to a kind of traveling crawler that is used for road machinery.
Background technology
Existing road machinery, as the traveling gear of equipment such as paver, milling machine, dent puller, adopt wheel type traveling mechanism or crawler type walking mechanism, the fast speed characteristics though wheel type traveling mechanism has flexibly, cuts to, but wheel type traveling mechanism is only applicable to road conditions occasion preferably, a lot of engineering sites all can't be suitable for, and crawler type walking mechanism especially is suitable for use on the large-scale heavy wares because adhesion value is good, load-carrying capacity is strong, can adapt to various abominable advantages such as operating mode.The driving transmission process of existing crawler type walking mechanism is as follows: power is exported from CD-ROM drive motor, slow down the back by with the coaxial mounted sprocket wheel of track sprocket power being passed to track sprocket through a series of speed reduction gearings, most strand wheels that are installed in track sprocket one side that adopt come to the track sprocket transferring power in the existing crawler belt, the moment that the transmission of strand wheel is transmitted is very big, and sprocket wheel damages easily; The sprocket wheel transmission simultaneously that also has some crawler belts to adopt to be installed in the track sprocket both sides, but also exist the Zhang Jindu of both sides sprocket wheel chain inconsistent during the chain sprocket drive by both sides, the problem of transferring power inequality.
Summary of the invention
The traveling crawler that the purpose of this invention is to provide a kind of road machinery of rational in infrastructure, dependable performance.
To achieve these goals, the present invention takes following technical solution:
A kind of traveling crawler of road machinery is installed on the road machinery frame by attaching parts, and it comprises track frame, is installed in crawler belt, drive wheel, guide wheel and CD-ROM drive motor on the track frame; The axle drive shaft of CD-ROM drive motor is connected with the input shaft of change speed gear box, the output shaft of change speed gear box is connected with the input rotating shaft of first bevel gear, first bevel gear is meshed with second bevel gear, the rotation axis of the rotation axis of first bevel gear and second bevel gear is perpendicular, second bevel gear be provided with a pair of or two pairs of rotation axiss that are oppositely arranged perpendicular to the planetary wheel of the second bevel gear rotation axis and the rotation axis and the axle side gear of the second bevel gear rotation axis on same straight line of pair of opposing, planetary wheel and axle side gear are meshing with each other, the end of the output revolving shaft of axle side gear is equipped with the deceleration sprocket wheel, the deceleration sprocket wheel is connected with the axle drive shaft sprocket wheel by metal bracelet, the axle drive shaft sprocket wheel be positioned at drive wheel both sides and with the same axle mounting of drive wheel.
As seen from the above, the present invention adopts a pair of or two pairs of planetary wheels and a pair of axle side gear are meshing with each other, can be according to the rotating speed of the change automatically regulating output revolving shaft of metal bracelet degree of tension, make the rotating speed automatically regulating balance of both sides output revolving shaft, stressed more even, has advantage reasonable in design, simple in structure, that cost is low.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the cutaway view along B-B line among Fig. 1;
Fig. 3 is from the structural representation of speed governing speed reduction gearing in the embodiment of the invention 1;
Fig. 4 is for removing the structural representation of shell from the speed governing speed reduction gearing in the embodiment of the invention 1;
Fig. 5 is the birds-eye view of Fig. 4;
Fig. 6 is the structural representation of the embodiment of the invention 2;
Fig. 7 is from the structural representation of speed governing speed reduction gearing in the embodiment of the invention 2
Fig. 8 is the structural representation of the embodiment of the invention 3.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is done explanation in further detail.
The specific embodiment
The present invention can be installed on the frame of road machinery by attaching parts, is used to support road machinery.These road machinerys comprise asphalt paver, stabilized soil paver, cement concrete spreader, milling machine, road surface mixing machine, maintenance of surface machinery and transfer car(buggy) etc.
As shown in Figures 1 and 2, the traveling crawler of road machinery of the present invention comprise track frame 1, be installed on crawler belt 2 on the track frame 1, drive wheel 3, guide wheel 4, support roller 5, bogie wheel 6, CD-ROM drive motor 7, change speed gear box 8, reductor 9, from speed governing speed reduction gearing 10 and axle drive shaft sprocket wheel 11.CD-ROM drive motor 7 is installed on the track frame 1, the CD-ROM drive motor 7 of present embodiment, the axle drive shaft of CD-ROM drive motor 7 are connected with the input shaft of change speed gear box 8, CD-ROM drive motor 7 is installed in the inside of track frame 1 in the present embodiment, but also can be installed in the outside of track frame 1 by erecting frame.Belt pulley all is installed on the input shaft of the output shaft of CD-ROM drive motor 7 and change speed gear box 8, slows down by belt-driving between belt pulley.The general-utility car of selling on the change speed gear box of the present invention 8 employing markets or the change speed gear box of heavy loading vehicles are to realize required different converter speed ratio.The output shaft of change speed gear box 8 is connected by the input shaft of coupler with reductor 9, and reductor 9 adopts cycloid speed reducer or the planetary reducer of selling on the market, and the specification of reductor and model are selected according to required transmission velocity ratio.The output shaft of reductor 9 is connected with input rotating shaft 10-1 from speed governing speed reduction gearing 10 by coupler, deceleration sprocket wheel 10-3 is housed on the output revolving shaft 10-2 of speed governing speed reduction gearing 10 both sides, be connected the axle drive shaft sprocket wheel 11 coaxial both sides that are installed in drive wheel 3 by metal bracelet between deceleration sprocket wheel 10-3 and the drive sprocket 11.
To shown in Figure 5, import rotating shaft 10-1, a pair of output revolving shaft 10-2, deceleration sprocket wheel 10-3 (Fig. 1), body skin 10-4, the first bevel gear 10-5, the second bevel gear 10-6, a pair of planetary wheel 10-7, a pair of axle side gear 10-8 and inner casing 10-9 is installed of the present invention comprising from speed governing speed reduction gearing 10 as Fig. 3.Input rotating shaft 10-1 by bearing installation on body skin 10-4, the first bevel gear 10-5 is installed in the end that input rotating shaft 10-1 is positioned at body skin 10-4, input rotating shaft 10-1 is the S. A. of the first bevel gear 10-5, the first bevel gear 10-5 and the second bevel gear 10-6 are meshing with each other, and the rotation axis of the first bevel gear 10-5 is vertical mutually with the rotation axis of the second bevel gear 10-6.Be equipped with on the second bevel gear 10-6 inner casing 10-9 is installed, when the second bevel gear 10-6 rotates, inner casing 10-9 is installed rotates with the second bevel gear 10-6.Install in the inner casing 10-9 planetary wheel 10-7 of pair of rotary shafts line perpendicular to the second bevel gear rotation axis is installed, this planetary wheel 10-7 is installed in by installation shaft with being oppositely arranged and installs on the inner casing 10-9 inwall; Installing in the inner casing 10-9 is equipped with a pair of and the intermeshing axle side gear 10-8 of planetary wheel 10-7, each axle side gear 10-8 is installed in the end that an output revolving shaft 10-2 is positioned at body skin 10-4 respectively, each output revolving shaft 10-2 is installing on the inner casing 10-9 by bearing installation, and promptly the rotation axis of the rotation axis of axle side gear 10-8 (output revolving shaft 10-2) and the second bevel gear 10-6 is on same straight line.Each output revolving shaft 10-2 is positioned at the outer end of body skin 10-4 deceleration sprocket wheel 10-3 (Fig. 1, Fig. 2) is installed.
Should be as follows from the working process of speed governing speed reduction gearing 10: when the power transmission of CD-ROM drive motor 7 when importing rotating shaft 10-1, input rotating shaft 10-1 rotation, and drive first bevel gear 10-5 rotation, the second bevel gear 10-6 also rotates with the first bevel gear 10-5 ingear, the installation inner casing 10-9 and the output revolving shaft 10-2 that are installed on the second bevel gear 10-6 also follow the second bevel gear 10-6 to rotate together, deceleration sprocket wheel 10-3 drives 11 rotations of axle drive shaft sprocket wheel, advances thereby drive wheel 3 rotations drive crawler belt.When the metal bracelet of transmission between the axle drive shaft sprocket wheel 11 of drive wheel 3 both sides and the deceleration sprocket wheel 10-3 stressed when identical, be installed in to install between interior intermeshing planetary wheel 10-7 of inner casing 10-9 and the axle side gear 10-8 and do not rotate mutually, but, inner casing 10-9 rotates with the second bevel gear 10-6 together along with being installed, at this moment, all the rotating speed with the second bevel gear 10-6 is identical for the rotating speed of a pair of output revolving shaft 10-2; The resistance that the metal bracelet of transmission is subjected to owing to degree of tension changes between the axle drive shaft sprocket wheel 11 of drive wheel 3 both sides and deceleration sprocket wheel 10-3 is not simultaneously, the output revolving shaft 10-2 that is subjected to the big side of resistance is because of being subjected to drag effects, autorotation takes place in the axle side gear 10-8 that drives on this side output revolving shaft 10-2 when following second bevel gear 10-6 rotation, because the autorotation of this axle side gear 10-8, the also and then autorotation of axle side gear 10-8 of planetary wheel 10-7 that is meshed with this axle side gear 10-8 and the opposite side that is meshed in planetary wheel 10-7, thereby the rotating speed of automatically regulating both sides output revolving shaft 10-2, make the rotating speed automatically regulating balance of both sides output revolving shaft 10-2, the metal bracelet that reduces axle drive shaft 3 both sides is because of the different influences that cause unbalance stress of degree of tension.
Below with a concrete example the concrete transmission moderating process of present embodiment is described, but the invention is not restricted to this embodiment.The CD-ROM drive motor 7 of present embodiment is a YVP132S-45.5KW4 level variable-frequency motor, this variable-frequency motor is the market sale product, its output speed is 1500 commentaries on classics, the transmitting ratio of the belt pulley on belt pulley on CD-ROM drive motor 7 axle drive shafts and change speed gear box 8 input shafts is 2, then being passed to change speed gear box 8 input shaft rotational speed is 750 commentaries on classics, it is the change speed gear box of 527hf that change speed gear box 8 adopts model, the maximum converter speed ratio of this change speed gear box is 5.5, then the rotating speed of change speed gear box 8 output shafts output is about 136 changes, it is the planet-gear speed reducer of NGW52 that reductor 9 adopts model, its converter speed ratio is 22, then the rotating speed of the output shaft of reductor 9 is about 6 changes, converter speed ratio from the speed governing speed reduction gearing is 7, then being about 0.85 from the rotating speed of the output revolving shaft 10-2 of speed governing speed reduction gearing 10 changes, the converter speed ratio of deceleration sprocket wheel 10-3 and axle drive shaft sprocket wheel 11 is 2, and the speed that then is input to drive wheel 3 at last is that per minute 0.45 changes.Hence one can see that, when adopting different CD-ROM drive motor, even the output speed of CD-ROM drive motor is different, as long as the rotating speed of last drive wheel 3 requires to determine, those skilled in the art can do suitable change according to the concrete model of mechanical design handbook and each deceleration component, for example change the reductor or the change speed gear box of different converter speed ratios, the belt pulley or the sprocket wheel that increase or reduce different converter speed ratios between input shaft and output shaft come transmission just can get the output speed of wanting to the end.Can adopt the mode of the mode of the mode of belt and belt pulley or sprocket wheel and chain or pitch wheel between the input shaft of each deceleration component and the output shaft of another deceleration component or directly be connected with coupler.
As shown in Figure 6 and Figure 7, be the structural representation of another embodiment of the present invention and from the structural representation of speed governing speed reduction gearing.The places different with embodiment 1 are that the input rotating shaft 10-1 and the output revolving shaft 10-2 from speed governing speed reduction gearing 10 of present embodiment are directly installed on the adapter plate of track frame 1 by bearing.As shown in Figure 7, present embodiment adopts the first bevel gear 10-5 and the second bevel gear 10-6 among intermeshing worm screw 10-5 ' and worm gear 10-6 ' the replacement embodiment 1.Compare with bevel gear, worm and gear has bigger transmitting ratio and moment of torsion.Inner casing 10-9 is installed is installed on the worm gear 10-6 ', rotate with worm gear 10-6 '.Install in the inner casing 10-9 planetary wheel 10-7 and a pair of axle side gear 10-8 of two pairs of rotation axiss perpendicular to the worm gear rotation axis is installed, wherein, a pair of planetary wheel 10-7 is folded to be located at another to above the planetary wheel 10-7, coaxial being installed in of the folded planetary wheel 10-7 that establishes installed on the inner casing 10-9 inwall, and planetary wheel 10-7 and axle side gear 10-8 are meshing with each other.Other parts of present embodiment and the annexation between parts are identical with embodiment's 1.
Embodiment 3
As shown in Figure 8, present embodiment and embodiment 1 different place is: between speed governing speed reduction gearing 10 and change speed gear box 8 reductor 9 is not set, but directly the output shaft of change speed gear box 8 is connected with input rotating shaft 10-1 from speed governing speed reduction gearing 10 by coupler.
CD-ROM drive motor of the present invention can be HM Hydraulic Motor or motor, preferably adopts motor-driven, and motor is connected with power supply by frequency converter, and power supply is common civil power or electrical generator.Motor can be used variable-pole-speed motor, as bipolar buncher, level Four buncher etc.Planetary wheel can adopt 2 or 3 or 4 as required, and the variation of planetary wheel quantity should be included within the described scope of claim.
Certainly, above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although the present invention is had been described in detail with reference to the foregoing description, 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 invention, and do not break away from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed among the claim scope of the present invention.
Claims (8)
1. the traveling crawler of a road machinery is installed on the road machinery frame by attaching parts, and it comprises track frame, is installed in crawler belt, drive wheel, guide wheel and CD-ROM drive motor on the track frame;
It is characterized in that:
The axle drive shaft of described CD-ROM drive motor is connected with the input shaft of change speed gear box, the output shaft of described change speed gear box is connected with the input rotating shaft of first bevel gear, described first bevel gear is meshed with second bevel gear, the rotation axis of the rotation axis of described first bevel gear and described second bevel gear is perpendicular, described second bevel gear be provided with a pair of or two pairs of rotation axiss that are oppositely arranged perpendicular to the planetary wheel of the described second bevel gear rotation axis and the rotation axis and the axle side gear of the described second bevel gear rotation axis on same straight line of pair of opposing, described planetary wheel and described axle side gear are meshing with each other, the end of the output revolving shaft of described axle side gear is equipped with the deceleration sprocket wheel, described deceleration sprocket wheel is connected with the axle drive shaft sprocket wheel by metal bracelet, described axle drive shaft sprocket wheel be positioned at drive wheel both sides and with the same axle mounting of described drive wheel.
2. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: on the output shaft of described CD-ROM drive motor and the input shaft of described change speed gear box ratio wheel is installed, connects by belt between the described ratio wheel.
3. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: on the output shaft of described CD-ROM drive motor and the input shaft of described change speed gear box reducing gear is installed, connects by chain between the described reducing gear.
4. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: on the output shaft of described CD-ROM drive motor and the input shaft of described change speed gear box intermeshing reducing gear is installed.
5. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: connect by coupler between the output shaft of described CD-ROM drive motor and the input shaft of described change speed gear box.
6. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: be connected with reductor between the input rotating shaft of the output shaft of described change speed gear box and described first bevel gear.
7. the traveling crawler of road machinery as claimed in claim 1 is characterized in that: described planetary wheel and axle side gear are arranged at one and install on the inwall of inner casing, and described installation inner casing is installed on described second bevel gear.
8. as the traveling crawler of each described road machinery of claim 1 to 7, it is characterized in that: described intermeshing first bevel gear and second bevel gear are replaced by intermeshing worm and worm wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102450118A CN101913387A (en) | 2010-07-27 | 2010-07-27 | Traveling crawler of road construction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102450118A CN101913387A (en) | 2010-07-27 | 2010-07-27 | Traveling crawler of road construction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101913387A true CN101913387A (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102450118A Pending CN101913387A (en) | 2010-07-27 | 2010-07-27 | Traveling crawler of road construction machine |
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| Country | Link |
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| CN (1) | CN101913387A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466204A (en) * | 2018-11-27 | 2019-03-15 | 大连天泰紫光装订设备有限公司 | A kind of adhesive binder |
| US10233611B2 (en) | 2016-12-15 | 2019-03-19 | Caterpillar Inc. | Undercarriage drive module |
| CN110466633A (en) * | 2019-08-28 | 2019-11-19 | 山东国兴智能科技股份有限公司 | The adaptive specialized robot of suspension height and operational method suitable for adverse circumstances |
| CN111496761A (en) * | 2020-05-15 | 2020-08-07 | 深圳国信泰富科技有限公司 | Driving structure of crawler wheel |
| CN113830193A (en) * | 2021-10-14 | 2021-12-24 | 中国煤炭科工集团太原研究院有限公司 | Vertical transmission motor built-in crawler traveling mechanism and crusher |
-
2010
- 2010-07-27 CN CN2010102450118A patent/CN101913387A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10233611B2 (en) | 2016-12-15 | 2019-03-19 | Caterpillar Inc. | Undercarriage drive module |
| CN109466204A (en) * | 2018-11-27 | 2019-03-15 | 大连天泰紫光装订设备有限公司 | A kind of adhesive binder |
| CN109466204B (en) * | 2018-11-27 | 2024-03-22 | 大连天泰紫光装订设备有限公司 | Adhesive binding machine |
| CN110466633A (en) * | 2019-08-28 | 2019-11-19 | 山东国兴智能科技股份有限公司 | The adaptive specialized robot of suspension height and operational method suitable for adverse circumstances |
| CN110466633B (en) * | 2019-08-28 | 2023-11-03 | 山东国兴智能科技股份有限公司 | Suspension height self-adaptive special robot suitable for severe environment and operation method |
| CN111496761A (en) * | 2020-05-15 | 2020-08-07 | 深圳国信泰富科技有限公司 | Driving structure of crawler wheel |
| CN113830193A (en) * | 2021-10-14 | 2021-12-24 | 中国煤炭科工集团太原研究院有限公司 | Vertical transmission motor built-in crawler traveling mechanism and crusher |
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Legal Events
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Application publication date: 20101215 |