CN204780552U - Pavement milling machine running gear's supporting elevating gear - Google Patents
Pavement milling machine running gear's supporting elevating gear Download PDFInfo
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- CN204780552U CN204780552U CN201520442908.8U CN201520442908U CN204780552U CN 204780552 U CN204780552 U CN 204780552U CN 201520442908 U CN201520442908 U CN 201520442908U CN 204780552 U CN204780552 U CN 204780552U
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Abstract
The utility model relates to a pavement milling machine running gear's supporting elevating gear, including rear wheel swing mechanism and height regulating mechanism, height regulating mechanism is equipped with the screw hole including manipulation seat, accommodate the lead screw and the hand wheel on connection upper portion behind the frame on the manipulation seat, and accommodate the lead screw installs and meshes on controing the seat and with the screw, and accommodate the lead screw upper portion and hand wheel connection, lower part and lift bar are articulated, and the lower part of lift bar is articulated with the swing arm, rear wheel swing mechanism include back row travelling wheel, rear wheel support and swing arm, rear wheel support front side articulate lower part behind the frame, two trailing axles on the rear wheel support rotate with respective back row travelling wheel respectively to be connected, the front side of swing arm is articulated with the frame rear portion, and the articulated centre bit of swing arm in the upper portion at the articulated center of rear wheel support, the swing arm rear side is equipped with horizontal guide way, connects uide pin on the rear wheel support and wears in horizontal guide way. The utility model discloses simple structure, manipulation, mode convenience are gone up and down rapidly.
Description
Technical field
The utility model relates to a kind of support lifting device of pavement planer traveling mechanism, belongs to pavement milling machine technical field.
Background technology
Along with speedway, high-speed railway and municipal highway fast development, maintenance of surface workload also constantly increases.In pavement maintenance machinery, milling machine is essential, and road surface material crushes and after avalanche by milling machine, then paving concrete pavement material again.Small-sized pavement milling machine is mostly by vehicle frame, be arranged on the motor on vehicle frame, milling is roused and is positioned at the road wheel composition of both sides before and after milling drum, artificial promotion milling machine advances, make pavement milling machine with certain operating rate forward and move down, by motor driven milling drum uniform rotation, make to be arranged on the upper milling cutter of milling drum along milling progressive contact road crust, the rotary motion of milling cutter loads on by the material on milling road surface, make milling cutter and produced very high contact force by material place, milling road surface, along with the rectilinear motion of the milling cutter rotary motion moved ahead and milling machine, crushed and the uninterrupted alternate run of avalanche of road surface material, milling machine forms milling at rectilinear motion.
Passive front walking wheel operationally, to be mentioned by elevating mechanism and is supported on the ground to appropriate location by small-sized milling machine, makes milling drum be pressed in ground, and under the driving of power descending and facing cut plane over the ground.The lifting gear of current small-sized milling machine controls front walking wheel action by pull bar oscillating arm mechanisms, and pull bar swing arm structure is made up of front tension bar, back stay and swing arm and fore carriage, make to drive the front tension bar of horizontally set, back stay and swing arm to make front walking wheel action by installing the perpendicular adjusting yoke put on handrail, therefore support lifting device structure relative complex, and pull bar swing arm is arranged on the bottom of vehicle frame, safeguard debugging operations inconvenience.
Summary of the invention
It is simple that the purpose of this utility model is to provide a kind of structure, and manipulation, mode conveniently, are elevated the support lifting device of pavement planer traveling mechanism rapidly.
The utility model is the technical scheme achieved the above object: a kind of support lifting device of pavement planer traveling mechanism, it is characterized in that: comprise trailing wheel swing mechanism and height adjustment mechanism, described height adjustment mechanism comprises the manipulation seat, adjustment screw mandrel and the handwheel that are connected to vehicle frame upper back, described manipulation seat is provided with wire master hole, adjustment screw mandrel is arranged on to be handled on seat and engages with screw, regulate screw mandrel top be connected with handwheel, bottom and lifting arm hinged, bottom and the swing arm of lifting arm are hinged; Described trailing wheel swing mechanism comprises rear walking wheel, rear wheel support and swing arm, vehicle frame rear lower is hinged on front side of described rear wheel support, two hind axles on rear wheel support are rotationally connected with respective rear walking wheel respectively, front side and the vehicle frame rear portion of swing arm are hinged, and the hinged top being centrally located at the hinged center of rear wheel support of swing arm, be provided with laterally steering groove on rear side of swing arm, the guide finger be connected on rear wheel support is through in laterally steering groove.
The utility model adopts trailing wheel swing mechanism, rear walking wheel is arranged on rear wheel support, and vehicle frame is provided with front walking wheel in front portion, because rear wheel support front portion is hinged on the rear portion of vehicle frame, when the height adjustment mechanism being arranged on vehicle frame rear portion drives lifting arm to move up, because swing arm front end is hinged on the rear portion of vehicle frame, make its rear portion of moving process in swing arm tilting downwards and drive guide finger to move in laterally steering groove, pull rear wheel support along its hinged center rotating, because rear walking wheel and front walking wheel all support on the ground, vehicle frame upwards swings, the milling drum be arranged on vehicle frame is upwards moved with vehicle frame, milling drum is departed from ground.And when driving lifting arm to move down governor motion, make lifting arm also promote swing arm to move down, swing arm rear portion is inclined upwardly, guide finger transversely gathering sill is interior to movement, and drive rear wheel support along hinged center rotating, vehicle frame is to lower swing, milling drum on vehicle frame is pressed in ground, and under the driving of power descending and facing cut plane over the ground, and milling and plane operation can be carried out, and conveniently handle the milling degree of depth.Height adjustment mechanism and trailing wheel swing mechanism are all arranged on the rear portion of vehicle frame by the utility model, not only handle easy to adjust, and lifting action is rapid, and structure is simple, are convenient to install regulate, and have good operability.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the support lifting device of the utility model pavement planer traveling mechanism.
Fig. 2 is the sectional structure chart of the A-A of Fig. 1.
Wherein: 1-hand handle, 2-handwheel, 3-handle seat, 4-fairlead, 5-lifting arm, 6-swing arm, 6-1-laterally steering groove, 7-guide finger, 8-rear wheel support, 8-1-hind axle, 9-rear walking wheel, 10-bearing pin, 11-vehicle frame, 12-regulate screw mandrel, 13-dust-break brush, 14-milling drum, 15-front walking wheel.
Detailed description of the invention
See shown in Fig. 1,2, the support lifting device of pavement planer traveling mechanism of the present utility model, comprise trailing wheel swing mechanism and height adjustment mechanism.
See shown in Fig. 1,2, height adjustment mechanism of the present utility model comprises the manipulation seat 3, adjustment screw mandrel 12 and the handwheel 2 that are connected to vehicle frame 11 upper back, the utility model vehicle frame 11 is provided with milling drum 14, the installed in front of vehicle frame 11 has two front walking wheels 15, the baffle plate bottom that vehicle frame 11 is positioned at before and after milling drum 14 is all provided with dust-break brush 13, and during to reduce work, sandstone and dust leaks.
See shown in Fig. 1,2, the manipulation seat 3 of the utility model vehicle frame 11 is provided with wire master hole, adjustment screw mandrel 12 is arranged on to be handled on seat 3 and engages with screw, regulate screw mandrel 12 top be connected with handwheel 2, bottom and lifting arm 5 hinged, bottom and the swing arm 6 of lifting arm 5 are hinged, by operation handwheel 2, adjustment screw mandrel 12 is relatively rotated along the screw handling seat 3, and drive lifting arm 5 to move up and down, then drive swing arm 6 to swing along its hinged center.As shown in Figure 2, the utility model is handled on seat 3 and is also provided with fairlead 4, in fairlead 4, tool is provided with wire master hole, and fairlead 4 extends manipulation seat 3, screw mandrel 12 is regulated to be screwed in fairlead 4, adjustment screw mandrel 12 is engaged with the screw in fairlead 4, and bottom and the lifting arm 5 of fairlead 4 are hinged, and fairlead 4 can reliably be moved up and down.The utility model handle seat 3 is provided with to handwheel 2 or regulate screw mandrel 12 spacing hand 1, when operation handwheel 2 reaches required duty, by hand, 1 pair of handwheel 2 or adjustment screw mandrel 12 are locked.
See shown in Fig. 1,2, the utility model trailing wheel swing mechanism comprises rear walking wheel 9, rear wheel support 8 and swing arm 6, the front side of rear wheel support 8 is hinged on vehicle frame 11 rear lower, rear wheel support 8 is hinged by bearing pin 10 and vehicle frame 11, two hind axle 8-1 on rear wheel support 8 are rotationally connected with respective rear walking wheel 9 respectively, rear walking wheel 9 is arranged on hind axle 8-1 by bearing, when promoting pavement milling machine, drives milling machine to move by front walking wheel 15 and rear walking wheel 9.As shown in Figure 2, front side and vehicle frame 11 rear portion of the utility model swing arm 6 are hinged, and the hinged top being centrally located at the hinged center of rear wheel support 8 of swing arm 6, laterally steering groove 6-1 is provided with on rear side of swing arm 6, the guide finger 7 be connected on rear wheel support 8 is through in laterally steering groove 6-1, when lifting arm drives swing arm 6 to move up and down, because swing arm 6 front end is hinged on vehicle frame 11 rear portion, therefore when swing arm 6 is along its hinged pivot, the guide finger 7 be arranged in laterally steering groove 6-1 is moved, then drive the rear wheel support 8 of swing arm 6 bottom along its hinged center rotating, when vehicle frame 11 carries out milling and plane operation to driving milling drum 14 to move down during lower swing, and can conveniently regulate milling working depth, when vehicle frame 11 upwards swings, milling drum 14 is departed from ground, make milling machine can make orderly shutdown or implementation when not operation.As shown in Figure 2, swing arm 6 of the present utility model is T-shaped, and the hinged center coaxial line of the center of rotation of the hinged center of swing arm 6 and rear walking wheel 9 and lifting arm 5, descending operation is convenient and swift.
As shown in Figure 2, the utility model rear wheel support 8 comprises main body and is arranged on the side plate of main body both sides, on front upper part pivotally connected frame 11 liang of back side panels of side plate, the bottom of side plate is provided with hind axle 8-1, and the upper back of main body is provided with bearing, the guide finger 7 be arranged on bearing is arranged in the laterally steering groove 6-1 of swing arm 6.
See Fig. 1, shown in 2, during utility model works, when operation handwheel 2 drives lifting arm 5 to move up, and drive swing arm 6 to move up, because swing arm 6 front end is hinged on the rear portion of vehicle frame 11, make swing arm 6 rear portion downward-sloping, guide finger 7 moves backward along 6-1 in the laterally steering groove of swing arm 6, pull rear wheel support 8 along its hinged center rotating, because rear walking wheel 9 and front walking wheel 15 all support on the ground, therefore vehicle frame 11 rear portion is made to move up, the milling drum 14 be arranged on vehicle frame 11 is upwards moved with vehicle frame 11, milling drum 14 is departed from ground, conveniently promote walking.When operation handwheel 2 drives lifting arm 5 to move down, make lifting arm 5 promote swing arm 6 to move down, swing arm 6 rear portion is inclined upwardly, guide finger 7 transversely moves forward in gathering sill 6-1, and make rear wheel support 8 along hinged center rotating, vehicle frame rear portion moves down, make to be arranged on milling drum 14 on vehicle frame 11 with vehicle frame 11 to moving down, milling drum 14 is pressed in ground, and descending and milling and plane operation is carried out to ground in the driving of power, and be adjusted to the required milling degree of depth.
Claims (6)
1. the support lifting device of a pavement planer traveling mechanism, it is characterized in that: comprise trailing wheel swing mechanism and height adjustment mechanism, described height adjustment mechanism comprises the manipulation seat (3) being connected to vehicle frame (11) upper back, regulate screw mandrel (12) and handwheel (2), described manipulation seat (3) is provided with wire master hole, adjustment screw mandrel (12) is arranged on to be handled on seat (3) and engages with screw, screw mandrel (12) top is regulated to be connected with handwheel (2), bottom and lifting arm (5) hinged, bottom and the swing arm (6) of lifting arm (5) are hinged, described trailing wheel swing mechanism comprises rear walking wheel (9), rear wheel support (8) and swing arm (6), described rear wheel support (8) front side is hinged on vehicle frame (11) rear lower, two hind axles (8-1) on rear wheel support (8) are rotationally connected with respective rear walking wheel (9) respectively, front side and vehicle frame (11) rear portion of swing arm (6) are hinged, and the hinged top being centrally located at rear wheel support (8) hinged center of swing arm (6), swing arm (6) rear side is provided with laterally steering groove (6-1), the guide finger (7) be connected on rear wheel support (8) is through in laterally steering groove (6-1).
2. the support lifting device of pavement planer traveling mechanism according to claim 1, it is characterized in that: described manipulation seat (3) is also provided with fairlead (4), fairlead (4) interior tool is provided with wire master hole, and fairlead (4) extends manipulation seat (3), regulate screw mandrel (12) be screwed in fairlead (4), fairlead (4) bottom and lifting arm (5) hinged.
3. the support lifting device of pavement planer traveling mechanism according to claim 1, it is characterized in that: described rear wheel support (8) comprises main body and is arranged on the side plate of main body both sides, the front upper part of side plate is hinged on two back side panels of vehicle frame (11), the bottom of side plate is provided with hind axle (8-1), and the upper back of main body is provided with bearing, the guide finger (7) be arranged on bearing is arranged in the laterally steering groove (6-1) of swing arm (6).
4. the support lifting device of pavement planer traveling mechanism according to claim 1, it is characterized in that: described swing arm (6) is T-shaped, and the hinged center coaxial line of the center of rotation of the hinged center of swing arm (6) and rear walking wheel (9) and lifting arm (5).
5. the support lifting device of pavement planer traveling mechanism according to claim 1, is characterized in that: described manipulation seat (3) be provided with to handwheel (2) or regulate screw mandrel (12) spacing hand (1).
6. the support lifting device of pavement planer traveling mechanism according to claim 1, is characterized in that: the baffle plate bottom that described vehicle frame (11) is positioned at before and after milling drum is all provided with dust-break brush (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442908.8U CN204780552U (en) | 2015-06-25 | 2015-06-25 | Pavement milling machine running gear's supporting elevating gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442908.8U CN204780552U (en) | 2015-06-25 | 2015-06-25 | Pavement milling machine running gear's supporting elevating gear |
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| Publication Number | Publication Date |
|---|---|
| CN204780552U true CN204780552U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520442908.8U Active CN204780552U (en) | 2015-06-25 | 2015-06-25 | Pavement milling machine running gear's supporting elevating gear |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720884A (en) * | 2020-12-23 | 2021-04-30 | 中交一公局集团有限公司海外分公司 | Shaving equipment |
| CN113073528A (en) * | 2021-02-23 | 2021-07-06 | 袁乙刚 | Automatic old line elimination equipment that melts of town road |
| CN113089428A (en) * | 2021-04-12 | 2021-07-09 | 祥昇建工有限公司 | Roller napping construction device for cement pavement of country road |
| CN114687270A (en) * | 2020-12-29 | 2022-07-01 | 广东博智林机器人有限公司 | Ground operation equipment |
-
2015
- 2015-06-25 CN CN201520442908.8U patent/CN204780552U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720884A (en) * | 2020-12-23 | 2021-04-30 | 中交一公局集团有限公司海外分公司 | Shaving equipment |
| CN114687270A (en) * | 2020-12-29 | 2022-07-01 | 广东博智林机器人有限公司 | Ground operation equipment |
| CN114687270B (en) * | 2020-12-29 | 2023-08-22 | 广东博智林机器人有限公司 | Ground operation equipment |
| CN113073528A (en) * | 2021-02-23 | 2021-07-06 | 袁乙刚 | Automatic old line elimination equipment that melts of town road |
| CN113089428A (en) * | 2021-04-12 | 2021-07-09 | 祥昇建工有限公司 | Roller napping construction device for cement pavement of country road |
| CN113089428B (en) * | 2021-04-12 | 2022-07-12 | 祥昇建工有限公司 | Roller napping construction device for cement pavement of country road |
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