CN201835218U - Novel milling roller - Google Patents
Novel milling roller Download PDFInfo
- Publication number
- CN201835218U CN201835218U CN2010205561090U CN201020556109U CN201835218U CN 201835218 U CN201835218 U CN 201835218U CN 2010205561090 U CN2010205561090 U CN 2010205561090U CN 201020556109 U CN201020556109 U CN 201020556109U CN 201835218 U CN201835218 U CN 201835218U
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- Prior art keywords
- milling
- rolled
- driver element
- stationary housing
- drive unit
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Abstract
A novel milling roller comprises a milling roller and a drive unit, wherein a cutting tool is arranged on the outer surface of the milling roller; the drive unit drives the milling roller to rotate and comprises a drive unit and a retarding mechanism connected with the drive unit; the output shaft of the drive unit is connected with the input shaft of the retarding mechanism through a connecting component; rotating shafts are arranged at two ends of the milling roller and used for being connected with an external frame; at least one drive unit accommodating cavity is arranged inside the milling roller; a fixed casing is arranged inside the drive unit accommodating cavity; the drive unit is arranged inside the fixed casing; the output shaft of the retarding mechanism penetrates the front part of the fixed casing and is mounted on the mounting wall inside the milling roller through a coupler; and the rear part of the fixed casing is fixedly connected with one rotating shaft. In the novel milling roller, the drive unit is placed inside the milling roller, so that the mounting space of milling roller and other components can be reduced; and the novel milling roller has a compact, simple and practical structure.
Description
Technical field
The utility model relates to a kind of fixture component that is applied on the pavement milling machine, and structure is rolled in the milling that relates in particular to a kind of milling machine.
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 gather around the removing of bag, oil wave, reticulate pattern, rut, pavement markers etc. and cement pavement plucking, surface layer faulting of slab ends mill flatly, small-sized milling machine also can be used for excavation and cheats 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, and the core apparatus of milling machine is directly to finish the milling of working on the milling road surface to roll.The existing milling of milling machine is on the market rolled by bearing and is installed on the installing rack, installing rack is suspended on the below of frame or is installed in the place ahead of bulldozer, load wagon or pulls rear at vehicles such as regenerating devices, the surface arrangement cutting tool that milling is rolled, milling roll and rotate the work of finishing the cutting road surface in the vehicle traveling process.Milling is rolled spin the power resources of changeing generally from the drive unit that is installed on installing rack or frame or the loading vehicles, and the power of drive unit is passed to the driving shaft that milling is rolled, the commentaries on classics thereby driving milling rolls spin after slowing down through reducing gear.The milling of existing milling machine is rolled with driver element and reducing gear and is adopted mode arranged apart, and complex structure needs to occupy than large space sometimes, has limited the range of application on small-sized machine, and under some operating mode, the economy of machine is bad.
Summary of the invention
The purpose of this utility model provides a kind of novel milling of compact conformation and rolls.
To achieve these goals, a kind of novel milling that the utility model provides is rolled, comprise that the milling that external surface is provided with cutting tool rolls the driver element that rolls spin and change with driving milling, driver element comprises drive unit and the reducing gear that connects with drive unit, the output shaft of drive unit links by the power shaft of connecting elements and reducing gear, milling is rolled two ends and is provided with and is used for and the joining axis of rotation of outside frame, and axis of rotation is installed on milling by bearing and rolls on; In rolling, milling is provided with at least one driver element container cavity, be provided with a stationary housing in this at least one driver element container cavity, driver element is located in the stationary housing, and the output shaft of reducing gear passes the anterior of stationary housing and is installed in by shaft coupling and is fixedly arranged on the assembly wall of milling in rolling; The rear portion of stationary housing and an axis of rotation are affixed.
Preferably, described at least one driver element container cavity comprises and is positioned at the opening that the end is rolled in milling, the end cap that the end is provided with described at least one the driver element container cavity opening of sealing is rolled in described milling, and the inside wall of described end cap is provided with the bearing support that axis of rotation is installed.
Preferably, described milling is rolled and is a minute body structure, comprise body and with the joining dismountable cylindrical shell of described body.
Preferably, nested type connection for connecting between described body and the described cylindrical shell by welding or screw threads for fastening connector, or described barrel front end is provided with radially to projecting inward mounting flange, connects by the screw threads for fastening connector between described mounting flange and described body
Preferably, described interior of rotating shaft is provided with axial passage, and links in the axial passage of the affixed axis of rotation in described stationary housing rear portion and the described stationary housing.
Preferably, be provided with 2 driver element container cavities in described milling is rolled, described driver element container cavity is symmetricly set in the two ends that described milling is rolled.
Preferably, described stationary housing outer wall and described assembly wall are provided with gravity vent, described axis of rotation respectively with stationary housing in and the ventilating duct of an outside link, be provided with induced draft fan in the axial passage of described axis of rotation or in the described ventilating duct.
Preferably, described drive unit is a motor, is provided with wind direction and the induced draft fan air-out direction radiator fan for being provided with in the same way in the rear portion of described stationary housing.
Preferably, described stationary housing and described driver element are integral structure.
Preferably, the assembly wall in described milling is rolled is provided with along the gathering sill of axis convergent, and the front end of the shaft coupling of described reducing gear output shaft is the oblique portion of guiding that adapts and cooperate with described gathering sill.
The utility model rolls inside in milling the driver element container cavity is set, and driver element is directly installed in milling rolls, and two fixture components are united two into one, and has reduced the installing space that milling is rolled, and structural member gathers.Adopt two driver elements can be applied in the bigger milling of width and roll on, or the little milling of adopting single driver element to be applied in small-sized machine rolls on, applicability is good.And the split type setting of employing is rolled in milling, be more convenient for installing driver element.Gravity vent is set on the stationary housing barrel simultaneously and axial passage is set on axis of rotation, make milling roll the ventilation stack that inside can form a heat radiation, heat radiation when helping the driver element running, add induced draft fan or radiator fan and can guarantee radiating effect better, keep milling to roll the stable of duty.The utlity model has little, the simple and practical effect of volume.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Fig. 3 is the structural representation of the utility model embodiment 3.
Fig. 4 is the structural representation of the utility model embodiment 4.
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
The specific embodiment
As shown in Figure 1, the novel milling agglomeration of present embodiment is drawn together body 1 and is installed in dismountable cylindrical shell 2 at body 1 two ends, and cylindrical shell 2 can be separated with body 1, and cylindrical shell 2 forms a milling when fitting together with body 1 and rolls.In the present embodiment, the axial two ends of body 1 all are processed with external diameter less than boss 10 body 1 external diameter, that outwards protrude vertically, cylindrical shell 2 adapts with the internal diameter size of body 1 butt end and the outside dimension of boss 10, for convenience of description, the direction of each cylindrical shell 2 and body 1 butt end be defined as direction preceding, the other end be defined as after.Adopt the nested mode socket between body 1 and the cylindrical shell 2, the front end of cylindrical shell 2 can be enclosed within on the boss 10, be processed with the corresponding screwed hole in position on the barrel of cylindrical shell 2 front ends and on boss 10 outer circumference surfaces, adopt screw threads for fastening connectors such as bolt, latch body 1 and cylindrical shell 2 can be interfixed, also can adopt the mode of welding that body 1 and cylindrical shell 2 are fixed in addition.The rear portion of cylindrical shell 2 is installed with end cap 21 by the screw threads for fastening connector, and the inwall of end cap 21 is provided with bearing support 22.Dislocation layout at interval is equipped with cutting tool 3 on the external surface of body 1 and cylindrical shell 2, cutting tool 3 is installed in milling and rolls on the external surface by being fixed on tool rest on body 1 and cylindrical shell 2 external surfaces, in the utility model the type of cutting tool 3 with arrange mounting means and prior art in the type and the arrangement mounting means of the cutting tool that rolls of milling identical.Has a driver element container cavity 20 in the cylindrical shell 2, be equipped with in the driver element container cavity 20 and be used for the driver element that driving milling rolls spin to be changeed, the driver element of present embodiment is made up of motor 4 and reductor 5, motor 4 is as the drive unit of present embodiment, its output shaft links by the power shaft of shaft coupling and reductor 5, motor 4 and reductor 5 are installed in the stationary housing 6 that is positioned at driver element container cavity 20 jointly, reductor 5 front ends are installed in the front end of stationary housing 6 with the screw threads for fastening connector by flange, motor 4 is positioned at the rear portion of stationary housing 6, the output shaft of reductor 5 is installed on the assembly wall (being the end wall of boss 10) of body 1 by shaft coupling after passing the front end of stationary housing 6, the output shaft of the reductor 5 in the present embodiment adopts rubbercushioned sleeve bearing coupling to be installed on body 1 assembly wall, when after the power of motor 4 is regulated the speed by reductor 5, being passed on the body 1, can drive body 1 rotation.The rear portion of stationary housing 6 is connected as a single entity and is shaped on axis of rotation 7, and the rear portion of axis of rotation 7 is installed on the bearing support 22 by bearing and axis of rotation 7 rearward end stretch out in outside the end cap 21, is installed on the frame (not shown) thereby milling rolled.Be processed with in the axis of rotation 7 with stationary housing 6 in the axial passage 70 that links, axial passage 70 links with the ventilating duct (not shown) of outside, on stationary housing 6 front side walls, be processed with gravity vent, also be processed with gravity vent on the assembly wall of body 1, gravity vent and axial passage 70 form a ventilation stack that links in milling is rolled, be used for the heat radiation of motor 4.The cylindrical shell 2 that is positioned at body 1 two ends in the present embodiment is that the center is symmetrical arranged with the center of body 1, and the structure of each parts is all identical with connecting relation in the cylindrical shell 2.Adopt when driver element under the situation of motor, as most preferred scheme, can in axial passage 70 or external ventilation pipeline, induced draft fan be installed, be used for milling and roll the forced heat radiation in inner ventilation road, simultaneously, also motor radiating fan (not shown) can be installed at the rear portion of each motor 4, the wind direction of motor radiating fan is in the same way, and identical with the air-out direction of induced draft fan.For better heat radiation, on the barrel of stationary housing 6, can also process heat elimination hole.
When work is rolled in milling of the present utility model, the power of motor 4 by reductor 5 export to the joining body 1 of the output shaft of reductor 5 on, body 1 drives with its affixed cylindrical shell 2 and rotates, thereby can road pavement carry out the milling operation.
As shown in Figure 2, present embodiment and embodiment 1 different place is: the novel milling agglomeration of present embodiment is drawn together body 1 and is installed in the cylindrical shell 2 of body 1 one sides, cylindrical shell 2 can be separated with body 1, have a driver element container cavity 20 in the cylindrical shell 2, installation is used for the driver element that driving milling rolls spin to be changeed in the driver element container cavity 20.In the present embodiment, be connected as a single entity is shaped on radially to projecting inward mounting flange 23 the cylindrical shell 2 front ends butt end of body 1 (promptly with), and the mode that mounting flange 23 can adopt welding or threaded fastener to connect connects with cylindrical shell 2.Be processed with the corresponding screwed hole in position on the assembly wall of mounting flange 23 and body 1, threaded fasteners such as available bolt, latch interfix body 1 and cylindrical shell 2.The drive unit of present embodiment still adopts motor 4, motor 4 and reductor 5 are installed in the stationary housing 6 that is positioned at driver element container cavity 20 jointly, the output shaft of motor 4 links by the power shaft of shaft coupling and reductor 5, reductor 5 front ends are installed in the front end of stationary housing 6 with the screw threads for fastening connector by flange, the output shaft of reductor 5 is installed on the end wall of body 1 by shaft coupling after passing the front end of stationary housing 6, the front portion of shaft coupling is along the axis direction oblique portion of guiding (not label) of convergent forward in the present embodiment, the assembly wall of body 1 be provided with and the oblique portion position of leading corresponding along the axis direction gathering sill of convergent (not label) forward, during assembling, cylindrical shell 2 usefulness screw threads for fastening connectors are installed on the body 1, in the stationary housing 6 of packing into after motor 4 and the reductor 5 connection installations, again stationary housing 6 is packed in the cylindrical shell 2, by means of the oblique portion of the guiding of shaft coupling front portion and with the oblique portion of guiding corresponding body 1 assembly wall on gathering sill, can like clockwork stationary housing 6 be in place.Be processed with in the rear portion of stationary housing 6 is connected as a single entity and is shaped on stationary housing 6 in the axis of rotation 7 of the axial passage 70 that links, the rear portion of axis of rotation 7 is installed on the bearing support 22 by bearing and the end stretches out in outside the end cap 21, axis of rotation 7 is installed in the opposite side of body 1, axis of rotation 7 is installed on the bearing support 22 of end cap 21 and stretches out end cap 21 by bearing, the axis of rotation 7 that rolls two ends by milling rolls milling and is installed on the frame.
As shown in Figure 3, present embodiment and embodiment 2 different places are: body and cylindrical shell that milling is rolled are structure as a whole.Roll hour when milling, body and cylindrical shell can not be separated from each other.In the body 1 cavity is set, is the cylindrical shell that can hold driver element.The two ends of body 1 are provided with end cap 21, and axis of rotation 7 is installed on the bearing support 22 by bearing and the end stretches out in outside the end cap 21, are installed on the frame thereby milling rolled.Be provided with in the body 1 and the joining assembly wall of driver element output shaft (being the output shaft of reductor 5), assembly wall be provided with embodiment 2 in the consistent gathering sill of structure, the guiding oblique portion of the front portion of the output shaft shaft coupling of reductor 5 for matching with gathering sill, in the present embodiment, fixed housing is the housing of motor 4 and reductor 5 self, be in the same place by flange and Bolt Connection between the housing of motor 4 and reductor 5, motor 4 housing rear portions connect with axis of rotation 7 by flange.Reach the gravity vent that is processed with heat radiation between motor 4 and reductor 5 housings on the assembly wall of reductor 5 front end shell, body 1, be processed with in the axis of rotation 7 with motor 4 housings in link or with body 1 in the axial passage 70 that links, gravity vent and axial passage 70 form ventilation stack in milling is rolled.During assembling, motor 4 and reductor 5 are connected, in the body 1 of packing into, end cap 21 is installed is again got final product.
Embodiment 4
As shown in Figure 4, present embodiment and embodiment 2 different places are: driver element is installed in milling and rolls in the middle part, the output shaft of driver element is installed on the assembly wall in the body 1 by shaft coupling, the end that body 1 docks with cylindrical shell 2 is provided with the protuberance 10 that protrudes vertically, the internal diameter of the external diameter of protuberance 10 and cylindrical shell 2 butt ends adapts, during assembling, the front portion of cylindrical shell 2 is enclosed within protuberance 10 peripheries, with bolt body 1 and cylindrical shell 2 is interfixed.Simultaneously, for the steadiness of installing between the assembly wall in the shaft coupling that keeps reductor 5 output shafts better and the body 1, the projection of extending vertically can be set on the gathering sill inwall, simultaneously be arranged at protruding corresponding groove in the oblique portion of guiding, engaging between projection and the groove helps assembling more firmly.
Novel milling of the present utility model is rolled and not only can be installed on the milling machine, also can be installed on other road building machinery that road pavement repairs, for example road surface trimmer, pavement recycling machine etc.
Technical conceive of the present utility model is not limited in the foregoing description, can also obtain many different concrete schemes according to design of the present utility model, for example, in above embodiment, the bearing support of fixed installation axis of rotation 7 is arranged on the end cap 21, but bearing support also can be installed on the inner tube wall of cylindrical shell 2, for supporting better is installed in stationary housing 6 in the cylindrical shell 2, can also be on cylindrical shell 2 inner tube walls the supporting shaft holder of mounting support stationary housing 6; And for example, in the foregoing description, directly connect between the power shaft of the output shaft of motor 4 and reductor 5 with shaft coupling, but also can adopt belt gear or other coupling mechanism to realize more gearratio, drive unit be except adopting the motor, also can adopt other power sources such as hydraulic motor to make the milling commentaries on classics of rolling spin; In the foregoing description, axis of rotation is provided with axial passage except the purpose that can reach heat radiation, can also arrange the cabling of power sources such as motor, hydraulic motor, and need not to roll the layout pipeline that hydraulic tube or power line are designed in the end in milling in addition, design compactlyer, all should be included within the described scope of claim such as these changes and equivalent transformation.
Claims (10)
1. a novel milling is rolled, comprise that the milling that external surface is provided with cutting tool rolls and drive the driver element that described milling is rolled spin to be changeed, described driver element comprises drive unit and the reducing gear that connects with described drive unit, the output shaft of described drive unit links by the power shaft of connecting elements and described reducing gear, described milling is rolled two ends and is provided with and is used for and the joining axis of rotation of outside frame, and described axis of rotation is installed on described milling by bearing and rolls on;
It is characterized in that:
In rolling, described milling is provided with at least one driver element container cavity, be provided with a stationary housing in described at least one driver element container cavity, described driver element is located in the described stationary housing, and the output shaft of described reducing gear passes the anterior of described stationary housing and is installed in by shaft coupling and is fixedly arranged on the assembly wall of described milling in rolling; The rear portion of described stationary housing and an axis of rotation are affixed.
2. novel milling according to claim 1 is rolled, it is characterized in that: described at least one driver element container cavity comprises and is positioned at the opening that the end is rolled in milling, the end cap that the end is provided with described at least one the driver element container cavity opening of sealing is rolled in described milling, and the inside wall of described end cap is provided with the bearing support that axis of rotation is installed.
3. novel milling according to claim 1 is rolled, and it is characterized in that: described milling is rolled and is a minute body structure, comprise body and with the joining dismountable cylindrical shell of described body.
4. novel milling according to claim 3 is rolled, it is characterized in that: nested type connection for connecting between described body and the described cylindrical shell by welding or screw threads for fastening connector, or described barrel front end is provided with radially to projecting inward mounting flange, connects by the screw threads for fastening connector between described mounting flange and described body.
5. novel milling according to claim 1 is rolled, and it is characterized in that: described interior of rotating shaft is provided with axial passage, and links in the axial passage of the affixed axis of rotation in described stationary housing rear portion and the described stationary housing.
6. novel milling according to claim 1 is rolled, and it is characterized in that: be provided with 2 driver element container cavities in described milling is rolled, described driver element container cavity is symmetricly set in the two ends that described milling is rolled.
7. roll according to claim 1 or 5 or 6 described novel millings, it is characterized in that: described stationary housing outer wall and described assembly wall are provided with gravity vent, described axis of rotation respectively with stationary housing in and the ventilating duct of an outside link, be provided with induced draft fan in the axial passage of described axis of rotation or in the described ventilating duct.
8. roll according to claim 1 or 7 described novel millings, it is characterized in that: described drive unit is a motor, is provided with wind direction and the induced draft fan air-out direction radiator fan for being provided with in the same way in the rear portion of described stationary housing.
9. novel milling according to claim 1 is rolled, and it is characterized in that: described stationary housing and described driver element are integral structure.
10. novel milling according to claim 1 is rolled, it is characterized in that: the assembly wall in described milling is rolled is provided with along the gathering sill of axis convergent, and the front end of the shaft coupling of described reducing gear output shaft is the oblique portion of guiding that adapts and cooperate with described gathering sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205561090U CN201835218U (en) | 2010-10-11 | 2010-10-11 | Novel milling roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205561090U CN201835218U (en) | 2010-10-11 | 2010-10-11 | Novel milling roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201835218U true CN201835218U (en) | 2011-05-18 |
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ID=44005324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205561090U Expired - Lifetime CN201835218U (en) | 2010-10-11 | 2010-10-11 | Novel milling roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201835218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101942796A (en) * | 2010-10-11 | 2011-01-12 | 陕西长大实业有限公司 | Milling roller with built-in driving unit |
-
2010
- 2010-10-11 CN CN2010205561090U patent/CN201835218U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101942796A (en) * | 2010-10-11 | 2011-01-12 | 陕西长大实业有限公司 | Milling roller with built-in driving unit |
| CN101942796B (en) * | 2010-10-11 | 2015-12-09 | 陕西中土重工机械有限公司 | The built-in milling of a kind of driver element is rolled |
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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: 20110518 Termination date: 20141011 |
|
| EXPY | Termination of patent right or utility model | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110518 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |