CN108867256A - A kind of CAN bus based powder spreading vehicle control - Google Patents
A kind of CAN bus based powder spreading vehicle control Download PDFInfo
- Publication number
- CN108867256A CN108867256A CN201810845366.7A CN201810845366A CN108867256A CN 108867256 A CN108867256 A CN 108867256A CN 201810845366 A CN201810845366 A CN 201810845366A CN 108867256 A CN108867256 A CN 108867256A
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- bus
- controller
- stitch
- electrically connected
- panel
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/20—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/20—Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders
- E01C2019/2055—Details not otherwise provided for
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Road Paving Machines (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention discloses a kind of CAN bus based powder spreading vehicle control, including controller, sensor circuit, CAN bus panel and execution circuit；The sensor circuit, CAN bus panel and execution circuit are electrically connected with the controller respectively；The CAN bus panel sends controller to for the operational order of operator to be converted to CAN signal；The sensor circuit is used to sensor signal being transferred to controller；The controller issues control command signal to execution circuit for receiving CAN signal, sensor signal, and according to the signal received, controls the spreading operation of powder truck spreader.Vehicle control is dispensed using powder of the invention, when realizing powder truck spreader construction operation, not by speed, bin-level is how many is influenced, and guarantees within the uniform spreading amount precision 3% of the spreading of powder.
Description
Technical field
The present invention relates to a kind of CAN bus based powders to dispense vehicle control, belongs to technical field of engineering machinery.
Background technique
Powder truck spreader is suitable for dispensing the granular materials such as cement, pulverized limestone, flyash, can be used for highway cold regeneration construction
Cement spreading, it can also be used to which the spreading of a variety of adhesives of subgrade stability soil simultaneously can be used for the spreading of other occasion powder-materials.
Powder truck spreader is that highway on-the-spot cold regeneration is constructed the matched key equipment and construction of subgrade stability soil is necessary dedicated sets
It is standby, it is widely used in highway and urban construction.
There are the following problems for existing powder truck spreader：1, intelligence degree is low, can not be effectively full according to construction requirement
Foot-powder material dispenses precision and dispenses the uniformity；2, controller selects traditional industrial PLC, and degree of protection is low, is unsuitable in engineering
Mechanically use；3, operation panel is using switching regulator panel control system, and this panel control system wiring is complicated, failure
Rate is high, and is not easy to repair.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of CAN bus based powder truck spreaders to control
System, intelligence degree is high, system is reliable, facilitates maintenance.
To achieve the goals above, a kind of CAN bus based powder that the present invention uses dispenses vehicle control, including
Controller, sensor circuit, CAN bus panel and execution circuit；
The sensor circuit, CAN bus panel and execution circuit are electrically connected with the controller respectively；The CAN bus face
Plate sends controller to for the operational order of operator to be converted to CAN signal；
The sensor circuit is used to sensor signal being transferred to controller；
The controller is sent out for receiving CAN signal, sensor signal, and according to the signal received to execution circuit
Control command signal out controls the spreading operation of powder truck spreader.
As an improvement, the CAN bus panel includes that shell, pcb board, control element, panel, touch screen and connection connect
Head；The pcb board is encapsulated in the accommodation space that shell and panel are constituted, and control element, touch screen are arranged above panel, control
Element and touch screen processed are electrically connected with pcb board respectively, and jointing is located at the lower section of shell, and jointing is electrically connected with pcb board.
As an improvement, being additionally provided with PET pad pasting on the panel, PET pad pasting, panel and pcb board are sealed by EVA each other
Form installation whole plate.
As an improvement, the CAN_H stitch of the CAN bus panel, CAN_L stitch pass through CAN bus one, CAN bus two
It is electrically connected with the CAN1_H stitch of controller, CAN1_L stitch.
As an improvement, the CAN bus one, CAN bus two are Shielded Twisted Pair, at CAN bus panel 100mm
CAN bus one, CAN bus two are connected using 120 Ohmic resistance R1,120 Ohmic resistance R2 are used at distance controller 100mm
CAN bus one, CAN bus two are connected.
As an improvement, the sensor circuit includes the close switch of speed, the close switch of left-hand screw revolving speed, middle revolution speed of screw
Expect close to switch, right-hand screw revolving speed close to switch, metering roll revolving speed close to after switch, left back feed bin Anti-rotation type material level switch and the right side
Storehouse Anti-rotation type material level switch；
The speed is electrically connected close to switch with controller stitch PI1, the close switch of left-hand screw revolving speed and controller stitch
PI2 electrical connection, middle revolution speed of screw are electrically connected close to switch with controller stitch PI3, the close switch of right-hand screw revolving speed and controller
Stitch PI4 electrical connection, metering roll revolving speed are electrically connected close to switch with controller stitch PI5, left back feed bin Anti-rotation type material level switch
It is electrically connected with controller stitch DI1, feed bin Anti-rotation type material level switch is electrically connected with controller stitch DI2 behind the right side.
As an improvement, the execution circuit includes metering roll speed regulation proportioning valve, spiral control valve group and bin gate control valve group；
The metering roll speed regulation proportioning valve is electrically connected with controller stitch PWM1；Spiral control valve group left and controller needle
Foot PWM2 electrical connection, for adjusting the rotating forward revolving speed and reverse of left-hand screw；
Spiral control valve group Road is electrically connected with controller stitch PWM3, rotating forward revolving speed and reversion for spiral in adjusting
Revolving speed；Spiral control valve group right wing is electrically connected with controller stitch PWM4, and the rotating forward revolving speed and reversion for controlling right-hand screw turn
Speed.
As an improvement, the CAN_H stitch of the bin gate control valve group, CAN_L stitch pass through CAN bus three, CAN bus four
It is electrically connected with the CAN2_H stitch of controller, CAN2_L stitch.
As an improvement, the CAN bus three, CAN bus four are Shielded Twisted Pair, apart from bin gate control valve group 100mm
CAN bus three, CAN bus four are connected by place using 120 Ohmic resistance R3, and 120 ohm of electricity are used at distance controller 100mm
CAN bus three, CAN bus four are connected by resistance R2.
Compared with prior art, vehicle control is dispensed using powder of the invention, realizes powder truck spreader construction operation
When, not by speed, bin-level is how many is influenced, and guarantees within the uniform spreading amount precision 3% of the spreading of powder.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of CAN bus panel in the present invention；
Fig. 2 is the mounting structure schematic diagram one of control system of the present invention；
Fig. 3 is the mounting structure schematic diagram two of control system of the present invention；
Fig. 4 is the theory structure schematic diagram of control system of the present invention；
In figure：1, shell, 2, pcb board, 3, PET pad pasting, 4, control element, 5, panel, 6, jointing, 7, touch screen,
8, feed bin Anti-rotation type material level switch behind the right side, 9, left back feed bin Anti-rotation type material level switch, 10, left-hand screw, 11, middle spiral, 12, left spiral shell
Rotation quick access closely switchs, 13, controller, 14, CAN bus panel, 15, metering roll, 16, the close switch of metering roll revolving speed, 17, material
Door control valve group, 18, right-hand screw, 19, the close switch of right-hand screw revolving speed, 20, the close switch of middle revolution speed of screw, 21, chassis transmission
Axis, 22, the close switch of speed, 23, rear feed bin, 24, metering roll speed regulation proportioning valve, 25, spiral control valve group, 25a, spiral control
Valve group left, 25b, spiral control valve group Road, 25c, spiral control valve group right wing, 26, CAN bus one, 27, CAN bus two,
28, sensor circuit, 29, execution circuit, 30, CAN bus three, 31, CAN bus four.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention is carried out below further detailed
It describes in detail bright.However, it should be understood that the specific embodiments described herein are merely illustrative of the present invention, it is not limited to this hair
Bright range.
Unless otherwise defined, all technical terms and scientific terms used herein are led with technology of the invention is belonged to
The normally understood meaning of the technical staff in domain is identical, and term as used herein in the specification of the present invention is intended merely to retouch
State the purpose of specific embodiment, it is not intended that in the limitation present invention.
As shown in Figure 2, Figure 3 and Figure 4, a kind of CAN bus based powder spreading vehicle control, including controller 13,
Sensor circuit 28, CAN bus panel 14 and execution circuit 29；
The sensor circuit 28, CAN bus panel 14 and execution circuit 29 are electrically connected with controller 13 respectively；It is described
CAN bus panel 14 sends controller 13 to for the operational order of operator to be converted to CAN signal；
The sensor circuit 28 is used to sensor signal being transferred to controller 13；
The controller 13 is for receiving CAN signal, sensor signal, and according to the signal received to execution circuit
29 issue control command signal, control the spreading operation of powder truck spreader.
Wherein, controller selects import mechanically moving nonshared control unit (model EPEC-3724), and the controller is more traditional
Industrial PLC is with the obvious advantage, is suitable for extreme operating temperature, against shock, shock resistance.
As the improvement of embodiment, as shown in Figure 1, the CAN bus panel 14 includes shell 1, pcb board 2, control member
Part 4, panel 5, touch screen 7 and jointing 6；
The pcb board 2 is encapsulated in the accommodation space that shell 1 and panel 5 are constituted, and control element 4, the setting of touch screen 7 exist
5 top of panel, control element 4 and touch screen 7 are electrically connected with pcb board 2 respectively, and jointing 6 is located at the lower section of shell 1, connection
Connector 6 is electrically connected with pcb board 2.
As the improvement of embodiment, it is additionally provided with PET pad pasting 3 on the panel 5, it accordingly can be in PET pad pasting 3 and panel 5
On open up multiple through-holes corresponding to different control elements, so as to the control element 4 pass through through-hole be connected directly between pcb board 2
On, PET pad pasting 3, panel 5 and pcb board 2 seal to form installation whole plate by EVA each other.This installation whole plate is solid and reliable,
Integrated level is high and being capable of waterproof.Aluminium alloy can be used in the material of panel 5, and this material is frivolous and intensity is reliable.It can add in shell 1
Enter glass material, to increase the strength and stiffness of shell.Further, it is also possible to realize backlight effect, on pcb board to facilitate behaviour
It is operated as personnel.5015 series of adapters of Amphenol preferably good using stability of jointing 6.
As the further improvement of embodiment, CAN_H stitch, the CAN_L stitch of the CAN bus panel 14 pass through CAN
Bus 1, CAN bus 2 27 are electrically connected with the CAN1_H stitch of controller 13, CAN1_L stitch.
As the improvement of embodiment, as shown in connection with fig. 4, the CAN bus 1, CAN bus 2 27 are Shielded Twisted Pair,
Using 120 Ohmic resistance R1 that CAN bus 1, CAN bus 2 27 are connected at CAN bus panel 14100mm, distance
CAN bus 1, CAN bus 2 27 are connected using 120 Ohmic resistance R2 at controller 13100mm.
As the improvement of embodiment, the sensor circuit 28 includes that speed approaches switch 22, left-hand screw revolving speed is approached and opened
12, middle revolution speed of screw is closed close to switch 20, the close switch 19 of right-hand screw revolving speed, metering roll revolving speed close switch 16, left back feed bin
Feed bin Anti-rotation type material level switch 8 after Anti-rotation type material level switch 9 and the right side；
The speed is electrically connected close to switch 22 with 13 stitch PI1 of controller, and left-hand screw revolving speed is close to switch 12 and controls
13 stitch PI2 of device electrical connection, middle revolution speed of screw are electrically connected close to switch 20 with 13 stitch PI3 of controller, and right-hand screw revolving speed is close
Switch 19 is electrically connected with 13 stitch PI4 of controller, and metering roll revolving speed is electrically connected close to switch 16 with 13 stitch PI5 of controller, left
Feed bin Anti-rotation type material level switch 9 is electrically connected with 13 stitch DI1 of controller afterwards, feed bin Anti-rotation type material level switch 8 and controller behind the right side
13 stitch DI2 electrical connection.
The execution circuit 29 includes metering roll speed regulation proportioning valve 24, spiral control valve group 25 and bin gate control valve group 17；
The metering roll speed regulation proportioning valve 24 is electrically connected with 13 stitch PWM1 of controller；Spiral control valve group left 25a with
13 stitch PWM2 of controller electrical connection, for adjusting the rotating forward revolving speed and reverse of left-hand screw；
Spiral control valve group Road 25b is electrically connected with 13 stitch PWM3 of controller, the rotating forward revolving speed for spiral in adjusting
And reverse；Spiral control valve group right wing 25c is electrically connected with 13 stitch PWM4 of controller, for controlling just walking around for right-hand screw
Speed and reverse.
The CAN_H stitch of the bin gate control valve group 17, CAN_L stitch by CAN bus 3 30, CAN bus 4 31 with
The CAN2_H stitch of controller 13, the electrical connection of CAN2_L stitch.The CAN bus 3 30, CAN bus 4 31 are shielding multiple twin
Line is using 120 Ohmic resistance R3 that CAN bus 3 30, CAN bus 4 31 are connected at bin gate control valve group 17100mm,
CAN bus 3 30, CAN bus 4 31 are connected using 120 Ohmic resistance R2 at distance controller 13100mm.
In addition, in conjunction with as shown in figure 4, revolving speed n1 of the speed close to the detection chassis transmission shaft 21 of switch 22, controller calling
Mathematical formulae v1=k1* (n1*r)/(ig*i0) corresponding program module calculates chassis travel speed v1, and k1 is speed in formula
Correction factor, r be tire radius, the ig when tire is in no-load be transmitter transmission ratio, i0 is final driver ratio.Metering
Roller revolving speed detects the revolving speed n2 of metering roll 15 close to switch 16, and left-hand screw revolving speed detects the revolving speed of left-hand screw 10 close to switch 12
N3, revolving speed n4 of the middle revolution speed of screw close to spiral 11 in the detection of switch 20, the close detection of switch 19 right-hand screw 18 of right-hand screw revolving speed
Revolving speed n5.It is mounted on the material position of feed bin leftward position after the left back feed bin Anti-rotation type material level switch 9 on the left of rear feed bin 23 detects
Whether expire, has been mounted on the material position of feed bin right positions after feed bin Anti-rotation type material level switch 8 behind the right side on 23 right side of rear feed bin detects
Whether expire.
The settable spreading amount ρ of CAN bus panel 14, spiral maximum speed n7, spiral lower limit rotating speed n8, width w is dispensed, led to
It crosses CAN bus and sends order to controller, controller reads spreading amount ρ, spiral maximum speed n7, spiral lower limit rotating speed n8, spreads
Cloth width w.Controller 13 calls mathematical formulae n=k2 × { [(ρ × v1) ÷ k3]-k4 } corresponding according to spreading amount ρ, vehicle velocity V 1
Metering roll controls subprogram, calculates theory measurement roller revolving speed n6, and k2, k3, k4 are system parameter in formula；
Theory measurement roller revolving speed n6 and actual metered roller revolving speed n2 are carried out PID adjusting by controller 13, controller when adjusting
13 output pwm signals control metering roll and adjust the speed proportioning valve 24.Controller 13 is according under spreading amount ρ, spiral maximum speed n7, spiral
It limits revolving speed n8, dispense 8 signal tune of feed bin Anti-rotation type material level switch behind width w, left back 9 signal of feed bin Anti-rotation type material level switch, the right side
Subprogram is controlled with left-hand screw control subprogram, middle spiral control subprogram, right-hand screw, output pwm signal controls spiral control
Valve group.Metering roll adjusts the speed the revolving speed of the adjustable metered roller 15 of proportioning valve 24, and left-hand screw 10, middle spiral shell is adjusted in spiral control valve group 25
Rotation 11, the revolving speed of right-hand screw 18, final when realizing powder truck spreader construction operation, not by speed, bin-level is how many is influenced,
Within the uniform spreading amount precision 3% of spreading for guaranteeing powder.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (9)
1. a kind of CAN bus based powder dispenses vehicle control, which is characterized in that including controller (13), sensor electricity
Road (28), CAN bus panel (14) and execution circuit (29)；
The sensor circuit (28), CAN bus panel (14) and execution circuit (29) are electrically connected with controller (13) respectively；Institute
It states CAN bus panel (14) and sends controller (13) to for the operational order of operator to be converted to CAN signal；
The sensor circuit (28) is used to sensor signal being transferred to controller (13)；
The controller (13) is for receiving CAN signal, sensor signal, and according to the signal received to execution circuit
(29) control command signal is issued, the spreading operation of powder truck spreader is controlled.
2. a kind of CAN bus based powder according to claim 1 dispenses vehicle control, which is characterized in that described
CAN bus panel (14) include shell (1), pcb board (2), control element (4), panel (5), touch screen (7) and jointing
(6)；
The pcb board (2) is encapsulated in the accommodation space that shell (1) and panel (5) are constituted, control element (4), touch screen (7)
Setting is above panel (5), and control element (4) and touch screen (7) are electrically connected with pcb board (2) respectively, and jointing (6) is located at
The lower section of shell (1), jointing (6) are electrically connected with pcb board (2).
3. a kind of CAN bus based powder according to claim 2 dispenses vehicle control, which is characterized in that described
It is additionally provided on panel (5) PET pad pasting (3), PET pad pasting (3), panel (5) and pcb board (2) seal to form peace by EVA each other
Fill whole plate.
4. a kind of CAN bus based powder according to claim 1 or 2 dispenses vehicle control, which is characterized in that institute
State the CAN_H stitch of CAN bus panel (14), CAN_L stitch passes through CAN bus one (26), CAN bus two (27) and controller
(13) CAN1_H stitch, the electrical connection of CAN1_L stitch.
5. a kind of CAN bus based powder according to claim 4 dispenses vehicle control, which is characterized in that described
CAN bus one (26), CAN bus two (27) are Shielded Twisted Pair, and 120 Europe are being used at CAN bus panel (14) 100mm
CAN bus one (26), CAN bus two (27) are connected by nurse resistance R1, and 120 ohm of electricity are used at distance controller (13) 100mm
It hinders R2 CAN bus one (26), CAN bus two (27) are connected.
6. a kind of CAN bus based powder according to claim 1 dispenses vehicle control, which is characterized in that described
Sensor circuit (28) includes speed close to switch (22), left-hand screw revolving speed close to switch (12), middle revolution speed of screw close to switch
(20), the close switch (19) of right-hand screw revolving speed, close switch (16), left back feed bin Anti-rotation type material level switch (9) of metering roll revolving speed
With feed bin Anti-rotation type material level switch (8) behind the right side；
The speed is electrically connected close to switch (22) with controller (13) stitch PI1, the close switch (12) of left-hand screw revolving speed and control
Device (13) stitch PI2 electrical connection processed, middle revolution speed of screw are electrically connected close to switch (20) with controller (13) stitch PI3, right-hand screw
Revolving speed is electrically connected close to switch (19) with controller (13) stitch PI4, the close switch (16) of metering roll revolving speed and controller (13)
Stitch PI5 electrical connection, left back feed bin Anti-rotation type material level switch (9) are electrically connected with controller (13) stitch DI1, feed bin resistance rotation behind the right side
Formula level switch (8) is electrically connected with controller (13) stitch DI2.
7. a kind of CAN bus based powder according to claim 1 dispenses vehicle control, which is characterized in that described
Execution circuit (29) includes metering roll speed regulation proportioning valve (24), spiral control valve group (25) and bin gate control valve group (17)；
Metering roll speed regulation proportioning valve (24) is electrically connected with controller (13) stitch PWM1；Spiral control valve group left (25a)
It is electrically connected with controller (13) stitch PWM2, for adjusting the rotating forward revolving speed and reverse of left-hand screw；
Spiral control valve group Road (25b) is electrically connected with controller (13) stitch PWM3, the rotating forward revolving speed for spiral in adjusting
And reverse；Spiral control valve group right wing (25c) is electrically connected with controller (13) stitch PWM4, for controlling right-hand screw just
Walk around speed and reverse.
8. a kind of CAN bus based powder according to claim 7 dispenses vehicle control, which is characterized in that described
CAN_H stitch, the CAN_L stitch of bin gate control valve group (17) pass through CAN bus three (30), CAN bus four (31) and controller
(13) CAN2_H stitch, the electrical connection of CAN2_L stitch.
9. a kind of CAN bus based powder according to claim 8 dispenses vehicle control, which is characterized in that described
CAN bus three (30), CAN bus four (31) are Shielded Twisted Pair, and 120 are being used at bin gate control valve group (17) 100mm
CAN bus three (30), CAN bus four (31) are connected by Ohmic resistance R3, and 120 Europe are used at distance controller (13) 100mm
CAN bus three (30), CAN bus four (31) are connected by nurse resistance R2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810845366.7A CN108867256B (en) | 2018-07-27 | 2018-07-27 | Powder spreading vehicle control system based on CAN bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810845366.7A CN108867256B (en) | 2018-07-27 | 2018-07-27 | Powder spreading vehicle control system based on CAN bus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108867256A true CN108867256A (en) | 2018-11-23 |
| CN108867256B CN108867256B (en) | 2020-10-09 |
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ID=64306141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810845366.7A Active CN108867256B (en) | 2018-07-27 | 2018-07-27 | Powder spreading vehicle control system based on CAN bus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453571A (en) * | 2019-08-28 | 2019-11-15 | 西安达刚路面机械股份有限公司 | A kind of powder truck spreader |
| CN113107033A (en) * | 2021-04-15 | 2021-07-13 | 徐州徐工筑路机械有限公司 | Intelligent control system of land leveler |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2255640B (en) * | 1991-05-07 | 1995-09-06 | David Friday | Paving machine monitor |
| CN1200158A (en) * | 1995-10-18 | 1998-11-25 | 美国3M公司 | Conformable magnetic articles underlaid beneath traffic-bearing surfaces |
| CN101080536A (en) * | 2005-11-23 | 2007-11-28 | 路保有限公社 | Method of applying asphalt waterproofing membrane material for buildings and bridge decks |
| CN206646369U (en) * | 2017-03-30 | 2017-11-17 | 徐州徐工筑路机械有限公司 | Synchronous macadam seal paver intelligence control system based on CAN |
-
2018
- 2018-07-27 CN CN201810845366.7A patent/CN108867256B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2255640B (en) * | 1991-05-07 | 1995-09-06 | David Friday | Paving machine monitor |
| CN1200158A (en) * | 1995-10-18 | 1998-11-25 | 美国3M公司 | Conformable magnetic articles underlaid beneath traffic-bearing surfaces |
| CN101080536A (en) * | 2005-11-23 | 2007-11-28 | 路保有限公社 | Method of applying asphalt waterproofing membrane material for buildings and bridge decks |
| CN206646369U (en) * | 2017-03-30 | 2017-11-17 | 徐州徐工筑路机械有限公司 | Synchronous macadam seal paver intelligence control system based on CAN |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453571A (en) * | 2019-08-28 | 2019-11-15 | 西安达刚路面机械股份有限公司 | A kind of powder truck spreader |
| CN113107033A (en) * | 2021-04-15 | 2021-07-13 | 徐州徐工筑路机械有限公司 | Intelligent control system of land leveler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108867256B (en) | 2020-10-09 |
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