CN204162985U - A kind of milling machine and scraper tail-gate thereof - Google Patents
A kind of milling machine and scraper tail-gate thereof Download PDFInfo
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- CN204162985U CN204162985U CN201420464374.4U CN201420464374U CN204162985U CN 204162985 U CN204162985 U CN 204162985U CN 201420464374 U CN201420464374 U CN 201420464374U CN 204162985 U CN204162985 U CN 204162985U
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- bearing pin
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Abstract
The utility model discloses a kind of milling machine and scraper tail-gate thereof.This scraper tail-gate comprises frame, tail-gate body and the left bearing pin be arranged between described frame and tail-gate body and right bearing pin, comprise left contact block and right contact block in addition, described left contact block and right contact block are arranged on described frame or tail-gate body, described left bearing pin coordinate with described left contact block and be movable to be pressed in described left contact block end face on, described right bearing pin coordinate with described right contact block and be movable to be pressed in described right contact block end face on.Whether the utility model can detect bearing pin in time and move into place, and has the advantage of aspects such as detecting reliably, cost is low.
Description
Technical field
The utility model relates generally to engineering machinery field, specifically, relates to a kind of material-scraping end gate of planer, and is provided with the milling machine of this material-scraping end gate of planer.
Background technology
Milling machine is the special equipment of high-grade highway and urban pavement maintenance project, and its major function is removed by the cutter head on milling and planing drum or peels off the pavement diseases such as highway rut, be full of cracks and carbuncle bag.
Material-scraping end gate of planer is positioned at the rear of milling and planing drum, plays vital effect to construction quality and milling rewinding situation.Utilize the scraper on scraper plate, can strike off the ground of milling, after guarantee milling, road surface is smooth, prevents most advanced and sophisticated projection, also reaches the object of anti-leak-stopping material simultaneously.
Scraper tail-gate is motion relative to frame, and when milling machine operation, scraper tail-gate is in closed condition, and is locked by left and right bearing pin and frame, thus ensures that scraper tail-gate realizes normal scraping function.
In prior art, part milling machine to left and right bearing pin whether correctly locking can not monitor in time, when there is in left and right bearing pin one or two non-lockings, milling machine still carries out the situation of work, now will cause tail-gate extrusion and leak material.
Application number be 200820052074.X patent discloses a kind of automatic protection apparatus for material-scraping end gate of planer; the left and right bearing pin of scraper tail-gate prop up otic placode installs respectively one with left bearing pin, left and right proximity switch that right bearing pin is corresponding; described left and right proximity switch is connected with the control circuit of the control device of milling and planing drum, and scraper tail-gate can be avoided to occur abnormal deformation and earlier period damage.
For technique scheme, owing to adopting sensor to detect, be easily subject to the interference of extraneous factor, and poor reliability, manufacturing cost is high.In addition, due to without alarm or prompt system, operating personnel cannot judge whether that locking puts in place.Whether how to provide a kind of cheap, service-strong material-scraping end gate of planer, lock to put in place detect in time left and right bearing pin, avoid tail-gate extrusion and leak material, be those skilled in the art's technical problems urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of material-scraping end gate of planer, can solve the high defect of poor reliability in prior art, manufacturing cost or at least one of them.
Material-scraping end gate of planer of the present utility model, comprise frame, tail-gate body and the left bearing pin be arranged between described frame and tail-gate body and right bearing pin, comprise left contact block and right contact block in addition, described left contact block and right contact block are arranged on described frame or tail-gate body, described left bearing pin coordinate with described left contact block and be movable to be pressed in described left contact block end face on, described right bearing pin coordinate with described right contact block and be movable to be pressed in described right contact block end face on.
Further, described left bearing pin and right bearing pin comprise axle body and are positioned at the end cap of axle body end, and described end cap is used for coordinating with described left contact block and right contact block respectively.
Further, described left contact block is positioned at the end cap left of described left bearing pin, and described right contact block is positioned at the end cap right of described right bearing pin.
Further, described tail-gate body comprises the left side passed for left bearing pin and prop up otic placode and prop up otic placode for the right side that right bearing pin passes, described left contact block is arranged at a described left side and props up on otic placode, and described right contact block is arranged at the described right side and props up on otic placode.
Further, described left contact block and right contact block are elasticity contact block.
Further, described left contact block and the right contact block spring that includes conductor and be connected with described conductor.
Further, described left contact block and right contact block are made up of piezoelectric.
Further, also comprise warning device, described warning device is connected by controller with described left contact block and right contact block.
Further, the milling and planing drum drive system of described left contact block and right contact block and milling machine and/or travel driving system are connected by controller.
Another aspect of the present utility model, also provides a kind of milling machine, and described milling machine is provided with the material-scraping end gate of planer of aforementioned any one.
Milling machine of the present utility model and scraper tail-gate thereof, comprise left contact block and right contact block, this left bearing pin and right bearing pin be movable to be pressed in left contact block and right contact block respectively end face on.Because left contact block and right contact block can change electricity condition after pressurized, can determine whether left bearing pin and right bearing pin move into place according to electricity condition.When left bearing pin and right bearing pin all lock, milling machine operating system can be started, and then the tail-gate extrusion caused because bearing pin does not correctly lock can be avoided to expect phenomenon with leaking.
The utility model, owing to have employed the face contact between contact block and bearing pin, can improve the reliability detected, and not be vulnerable to the interference of extraneous factor; In addition each parts are simple and easy to get, do not need as prior art, adopt expensive sensor, thus also reduce manufacturing cost.
In further technical scheme, the utility model is also provided with warning device, and warning device is connected by controller with left contact block and right contact block, thus can when left bearing pin and each state of right bearing pin and alarm, for operating personnel provide job information reference.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the material-scraping end gate of planer of the utility model one embodiment;
Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1;
Fig. 3 is the control system circuit theory diagrams of the utility model one embodiment;
Fig. 4 is the structural representation of the milling machine of the utility model one embodiment.
Description of reference numerals:
Frame-1 tail-gate body-2
The left bearing pin-31 of end cap-30
The left contact block-41 of right bearing pin-32
Right contact block-42 left side otic placode-51
Right otic placode-52 warning device-6
Controller-7
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Be the structural representation of the material-scraping end gate of planer of the utility model one embodiment shown in Fig. 1, Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1.The scraper tail-gate of this embodiment at least comprises frame 1, tail-gate body 2, left bearing pin 31, right bearing pin 32, left contact block 41 and right contact block 42.
Can be movable relatively between frame 1 and tail-gate body 2, left bearing pin 31 and right bearing pin 32 are arranged between frame 1 and tail-gate body 2.When milling machine operation, by the locking of left bearing pin 31, right bearing pin 32, scraper tail-gate is in closed condition, thus ensures that scraper tail-gate realizes normal scraping function.The structure of frame 1 and tail-gate body 2 can with reference to technology that is existing and that improve.
Left contact block 41 and right contact block 42 are arranged on frame 1 or tail-gate body 2, left bearing pin 31 coordinate with left contact block 41 and be movable to be pressed in left contact block 41 end face on, right bearing pin 32 coordinate with right contact block 42 and be movable to be pressed in right contact block 42 end face on.
On the basis of technique scheme, left contact block 41 and right contact block 42 can change electricity condition after pressurized, can determine whether left bearing pin 31 and right bearing pin 32 move into place according to electricity condition.When left bearing pin 31 and right bearing pin 32 all lock, milling machine operating system can be started, and then the tail-gate extrusion caused because bearing pin does not correctly lock can be avoided to expect phenomenon with leaking.
Left contact block 41 and right contact block 42 can change to obtain power failure state after pressurized, also can change as electrical signal status such as resistance, voltage, electric currents, all can realize the object that position is detected.As a kind of embodiment, preferred left contact block 41 and right contact block 42 are elasticity contact block, and the extrusion of elasticity contact block, changes electricity condition simultaneously under stress.Particularly, the spring that left contact block 41 comprises conductor with right contact block 42 and is connected with conductor, spring pressurized to a certain extent after, conductor conducting obtains electric.As another kind of embodiment, this left contact block 41 and right contact block 42 are made up of piezoelectric, and whether action puts in place can to detect bearing pin equally in time.
Left bearing pin 31 and right bearing pin 32 can adopt various structures, so that contact with left contact block 41 with right contact block 42 and exert pressure respectively.The end face of each bearing pin directly can contact with contact block, and preferably, as depicted in figs. 1 and 2, left bearing pin 31 and right bearing pin 32 comprise axle body and be positioned at the end cap 30 of axle body end, and end cap 30 is for coordinating with left contact block 41 and right contact block 42 respectively.This end cap 30 can be the flange arrangement being arranged at end.
Can have multiple possible relative position relation between each end cap 30 and each contact block, preferred left contact block 41 is positioned at end cap 30 left of left bearing pin 31, and right contact block 42 is positioned at end cap 30 right of right bearing pin 32.When locking, left bearing pin 31 stretches in tail-gate body 2 and frame 1 from right to left, and the left surface of its end cap 30 contacts with left contact block 41; And right bearing pin 32 stretches in tail-gate body 2 and frame 1 from left to right, the right flank of its end cap 30 contacts with right contact block 42.
Left contact block 41 and right contact block 42 can be installed on frame 1 or tail-gate body 2, and can be positioned at multiple possible position, as long as can cooperatively interact with each bearing pin.Preferred tail-gate body 2 comprises the left side passed for left bearing pin 31 to prop up otic placode 51 and prop up otic placode 52 for the right side that right bearing pin 32 passes, left contact block 41 is arranged on a left otic placode 51, and right contact block 42 is arranged on a right otic placode 52.Each contact block is fixed on a corresponding otic placode by modes such as stickup, screw, welding.
Previous embodiment, owing to have employed the face contact between contact block and bearing pin, can improve the reliability detected, and not be vulnerable to the interference of extraneous factor; In addition each parts are simple and easy to get, do not need as prior art, adopt expensive sensor, thus also reduce manufacturing cost.
Further, with reference to the control system circuit theory diagrams shown in figure 3, material-scraping end gate of planer also comprises warning device 6, warning device 6 is connected by controller 7 with left contact block 41 and right contact block 42, can when left bearing pin 31 and right bearing pin 32 each state and alarm, for operating personnel provide job information reference.More preferably, this warning device 6 to put in place (as only bearing pin locking) alarm at bearing pin non-locking.Warning device 6 can be the structure such as buzzer or indicator lamp, and this warning device 6 can share with existing warning device in milling machine.
In addition, left contact block 41 and right contact block 42 also can be connected by controller 7 with the milling and planing drum drive system of milling machine and/or travel driving system.Only have when left contact block 41 and right contact block 42 detect bearing pin put in place time, milling and planing drum just can be made to rotate or complete machine is walked, thus ensure that job stabilization and reliability.
Except the material-scraping end gate of planer of previous embodiment, the utility model also comprises a kind of milling machine being provided with aforementioned aggregate tail-gate.Shown in figure 4, warning device 6 can be positioned at the afterbody of milling machine, and controller 7 can be gathered in existing control device.Other structures such as milling and planing drum, walking mechanism, the feeding unit etc. of this milling machine with reference to technology that is existing and that improve, can not repeat at this herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a material-scraping end gate of planer, comprise frame (1), tail-gate body (2) and the left bearing pin (31) be arranged between described frame (1) and tail-gate body (2) and right bearing pin (32), it is characterized in that, also comprise left contact block (41) and right contact block (42), described left contact block (41) and right contact block (42) are arranged on described frame (1) or tail-gate body (2), described left bearing pin (31) coordinate with described left contact block (41) and be movable to be pressed in described left contact block (41) end face on, described right bearing pin (32) coordinate with described right contact block (42) and be movable to be pressed in described right contact block (42) end face on.
2. material-scraping end gate of planer according to claim 1, it is characterized in that, described left bearing pin (31) and right bearing pin (32) comprise axle body and are positioned at the end cap (30) of axle body end, and described end cap (30) is for coordinating with described left contact block (41) and right contact block (42) respectively.
3. material-scraping end gate of planer according to claim 2, it is characterized in that, described left contact block (41) is positioned at end cap (30) left of described left bearing pin (31), and described right contact block (42) is positioned at end cap (30) right of described right bearing pin (32).
4. material-scraping end gate of planer according to claim 1, it is characterized in that, described tail-gate body (2) comprises the left side passed for left bearing pin (31) to prop up otic placode (51) and prop up otic placode (52) for the right side that right bearing pin (32) passes, described left contact block (41) is arranged at a described left side and props up on otic placode (51), and described right contact block (42) is arranged at the described right side and props up on otic placode (52).
5. the material-scraping end gate of planer according to any one of claim 1-4, is characterized in that, described left contact block (41) and right contact block (42) are elasticity contact block.
6. material-scraping end gate of planer according to claim 5, is characterized in that, the spring that described left contact block (41) includes conductor with right contact block (42) and is connected with described conductor.
7. the material-scraping end gate of planer according to any one of claim 1-4, is characterized in that, described left contact block (41) and right contact block (42) are made up of piezoelectric.
8. the material-scraping end gate of planer according to any one of claim 1-4, it is characterized in that, also comprise warning device (6), described warning device (6) is connected by controller (7) with described left contact block (41) and right contact block (42).
9. the material-scraping end gate of planer according to any one of claim 1-4, it is characterized in that, milling and planing drum drive system and/or the travel driving system of described left contact block (41) and right contact block (42) and milling machine are connected by controller (7).
10. a milling machine, is characterized in that, described milling machine is provided with the material-scraping end gate of planer described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464374.4U CN204162985U (en) | 2014-08-18 | 2014-08-18 | A kind of milling machine and scraper tail-gate thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464374.4U CN204162985U (en) | 2014-08-18 | 2014-08-18 | A kind of milling machine and scraper tail-gate thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204162985U true CN204162985U (en) | 2015-02-18 |
Family
ID=52536690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420464374.4U Active CN204162985U (en) | 2014-08-18 | 2014-08-18 | A kind of milling machine and scraper tail-gate thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204162985U (en) |
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2014
- 2014-08-18 CN CN201420464374.4U patent/CN204162985U/en active Active
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| GR01 | Patent grant |