CN108750732B - Method and system for adjusting pressing position of vehicle tippler - Google Patents
Method and system for adjusting pressing position of vehicle tippler Download PDFInfo
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- CN108750732B CN108750732B CN201810524350.6A CN201810524350A CN108750732B CN 108750732 B CN108750732 B CN 108750732B CN 201810524350 A CN201810524350 A CN 201810524350A CN 108750732 B CN108750732 B CN 108750732B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
- B65G67/32—Unloading land vehicles using fixed tipping installations
- B65G67/48—Vehicle tipplers
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Abstract
The invention provides a method and a system for adjusting the pressing position of a vehicle tippler, wherein the method comprises the following steps: obtaining the model of a vehicle; and determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle. The technical problems that the car dumper in the prior art cannot automatically adjust the car pressing position and is low in car pressing efficiency are solved.
Description
Technical Field
The invention relates to the technical field of car dumpers, in particular to a method and a system for adjusting the pressing position of a car dumper.
Background
The tippler is a large-scale mechanical device used for dumping bulk materials of a railway gondola. The loading and unloading machine capable of turning over or inclining the rail vehicle for unloading is suitable for port with large transportation capacity and industrial departments of metallurgy, coal, thermoelectricity and the like. The mine cars under the mine are also mostly unloaded by a small-sized tippler. The car dumper can dump 1-4 sections of car wagons each time. The early equipment can only dump 1 section of train wagon, and the largest tipper can dump 4 sections of train wagons at present.
Along with the improvement of railway transport capacity, the model of the heavy-duty railway open wagon is continuously upgraded, and the requirements on the dumping capacity and efficiency of the tipper are also continuously improved. The height of the railway open wagon is lifted to 3083 mm-3793 mm from the original height of 2960 mm-3143 mm; in each unloading cycle of a common vehicle pressing system, a vehicle pressing oil cylinder needs to be lifted to the highest position, and unloading efficiency is seriously influenced in a mixed train of C80 and the existing open wagon.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the technical defect that the car dumper in the prior art cannot automatically adjust the car pressing position, so that the car pressing efficiency is low, and thus the method and the system for adjusting the car pressing position of the car dumper can automatically adjust the car pressing position and improve the car pressing efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the invention provides a method for adjusting the pressing position of a vehicle tippler, which comprises the following steps: obtaining the model of a vehicle; and determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle.
Preferably, obtaining the model of the vehicle includes: collecting the wheel track of the vehicle; and determining the type of the vehicle according to the wheel track.
The invention also provides a tippler pressing system, which comprises: a collection device and a processor;
the acquisition equipment is used for acquiring the model of the vehicle; the processor is used for determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle collected by the collecting device.
Preferably, the collecting device is further used for collecting the wheel track of the vehicle; the processor is further used for determining the type of the vehicle according to the wheel track of the vehicle acquired by the acquisition equipment.
Preferably, the collecting device is arranged at the front end of the tippler.
Preferably, the prepressing vehicle position comprises a low position, a middle position and a high position; the distance information indicated by the low order bits is smaller than a first threshold, the distance information indicated by the high order bits is larger than a second threshold, and the distance information indicated by the medium order bits is equal to or larger than the first threshold and equal to or smaller than the second threshold.
Preferably, the system for pressing the car dumper further comprises: a hydraulic system; the hydraulic system receives an indication signal for indicating the pre-pressing vehicle position from the processor, and controls the pressing vehicle head to move to the pre-pressing vehicle position according to the indication signal.
Preferably, the tipper system of pressing car still includes proximity switch, proximity switch is used for detecting the positional information of pressing the car head, and will positional information sends to the treater, the treater still be used for with positional information with the car position of pre-pressing compares, when positional information with the car position of pre-pressing is inconsistent, control press the car head to remove to the car position of pre-pressing.
Preferably, the hydraulic system comprises a hydraulic cylinder, a pressure sensor is arranged on the hydraulic cylinder, and the pressure sensor is used for detecting the vehicle pressing force applied to the vehicle pressing head by the hydraulic cylinder.
Preferably, the hydraulic cylinder is a single-rod hydraulic cylinder.
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. the invention provides a method for adjusting the pressing position of a vehicle tippler, which comprises the following steps: obtaining the model of a vehicle; and determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle. The car pressing method can enable the car dumper to automatically adjust the pre-pressing car position of the car pressing head according to different open car types, so that the car pressing efficiency is improved.
2. The method for adjusting the pressing position of the vehicle tippler provided by the invention comprises the following steps of: collecting the wheel track of the vehicle; and determining the type of the vehicle according to the wheel track. The method for determining the vehicle model by measuring the wheel track is simple and strong in operability, and the accuracy of the measured parameters is easier to ensure.
3. The invention provides a car dumper pressing system, which comprises: a collection device and a processor;
the acquisition equipment is used for acquiring the model of the vehicle; the processor is used for determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle collected by the collecting device. The car pressing system can enable the car dumper to automatically adjust the pre-pressing car position of the car pressing head according to different open car types, so that the car pressing efficiency is improved.
4. According to the system for pressing the car by the car dumper, the acquisition equipment is further used for acquiring the wheel track of the car; the processor is further used for determining the type of the vehicle according to the wheel track of the vehicle acquired by the acquisition equipment. The method for determining the vehicle model by measuring the wheel track through the collecting equipment is simple and strong in operability, and the accuracy of the measured parameters is easier to ensure.
5. The tipper pressing system provided by the invention further comprises a proximity switch, wherein the proximity switch is used for detecting the position information of the pressing head and sending the position information to the processor, the processor is also used for comparing the position information with the pre-pressing position, and when the position information is inconsistent with the pre-pressing position, the pressing head is controlled to move to the pre-pressing position. Whether the pressure car head stops at the pre-pressure car position is judged through the design of proximity switch detection pressure car head position information, the accuracy of pressing the car is guaranteed, the risk of collision of the car and the pressure car head caused by inaccurate car head parking position is avoided simultaneously, the risk of damage after collision of the pressure car head and the car is avoided, and the proximity switch plays the role of limiting protection.
6. The hydraulic system of the tipper provided by the invention comprises a hydraulic cylinder, wherein a pressure sensor is arranged on the hydraulic cylinder, and the pressure sensor is used for detecting the car pressing force applied to a car pressing head by the hydraulic cylinder. The design of the pressure sensor avoids the risk of accidents caused by overlarge vehicle pressing force and the fact that the vehicle pressing head does not press the vehicle, and the monitoring through the pressure sensor can ensure that the vehicle pressing force is not more than a specified value in the whole dumping process.
7. The hydraulic cylinder of the tippler pressing system provided by the invention is a single-rod hydraulic cylinder. The rod cavity and the rodless cavity of the single-rod hydraulic cylinder are in differential connection, oil inlet and oil return of the hydraulic cylinder are connected together, and the oil in the rod cavity of the hydraulic cylinder flows back to the rodless cavity in a hydraulic mode, so that the outward extending speed of a piston of the hydraulic cylinder is increased, and rapid movement is achieved on the premise that the flow of the hydraulic pump is not increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of a method for adjusting a pressing position of a vehicle dumper according to the present invention;
FIG. 2 is a step diagram of adjusting the pressing position of the tippler according to the present invention;
FIG. 3 is a schematic side view of a vehicle being tipped by the tippler of the present invention;
FIG. 4 is a schematic diagram showing the comparison between the pre-pressing position of the pressing head of the tipper and the height of the vehicle according to the present invention;
fig. 5 is a schematic diagram of a hydraulic system of the car dumper in the invention.
Description of reference numerals:
1-a vehicle; 2-pressing the headstock; 3-a one-way valve; 4-sequence valve; 5-a first cartridge valve; 6-a second cartridge valve; 7-a third cartridge valve; 8-a pressure sensor; 9-a throttle valve; 10-a hydraulic cylinder; 11-a first axle; 12-a second axle; 13-a third wheel axle; 14-fourth wheel axle.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
In this embodiment, a method for adjusting a pressing position of a vehicle tippler is provided, and fig. 1 is a flowchart of a method for adjusting a pressing position of a vehicle tippler according to an embodiment of the present invention, as shown in fig. 1, the flowchart includes the following steps:
step S1, obtaining the model of the vehicle;
and step S2, determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the type of the vehicle.
Preferably, obtaining the model of the vehicle includes: collecting the wheel track of the vehicle; and determining the type of the vehicle according to the wheel track.
Specifically, the step of acquiring the wheel track of the vehicle comprises the following steps:
step S21, measuring the distance L4 between the first wheel axle 11 and the second wheel axle 12, and if L4 is 1750mm, the vehicle belongs to a C60-C65 type series open wagon;
if L4 is 1830 mm; then the next judgment is carried out;
step S22, measuring the distance L3 between the first wheel axle 11 and the third wheel axle 13, and if the size of L3 is 9210mm, the vehicle belongs to a C70 series open wagon;
if the size of the L3 is 8200mm, the vehicle belongs to the C80 series open wagon.
As alternative embodiments, step S22 may also be:
measuring the distance L2 between the first wheel shaft 11 and the fourth wheel shaft 14, if the size of L2 is 11040mm, the vehicle belongs to a C70 series open wagon;
if the size of the L2 is 10030mm, the vehicle belongs to the C80 series open wagon.
Specifically, as shown in fig. 2 and 4, the determination of the pre-pressing vehicle position of the vehicle pressing head according to the vehicle model is to determine different pre-pressing vehicle positions according to different heights H of vehicles 1 of different models, and the specific manner is as follows:
if the overturned vehicle 1 is a C80 type series open wagon, the height of the C80 type series open wagon is H3, specifically, the H3 is 3793mm, the front of the vehicle is stopped at a high position, the high position is a position with a height of H6 away from the ground, and the H6 is larger than the H3.
If the overturned vehicle 1 is a series of open cars (C60-C70 series open cars) except for C80 series open cars, the C60-C70 series open cars comprise C65 series open cars, the height range of the C60-C70 series open cars is H1-H2, the height of the C65 series open cars is H1, the H1 is 3083mm, specifically, the height range of the H1-H2 is 3083-3446 mm, the vehicle pressing head stops at a middle position, the middle position is a position with a height of H5 away from the ground, and the H5 is larger than the H2;
example 2
As shown in fig. 4, unlike embodiment 1, if the dump vehicle is a C65 model series open top, the truck head is stopped at a low position, which is a position at a height H4 from the ground, and H4 is larger than H1.
Specifically, the height of the H5 is less than the height of the H6 and greater than the height of the H4. In this embodiment, the height of H4 is equal to the height of H2.
Example 3
This embodiment provides a tipper system of pressing car, tipper system of pressing car includes: a collection device and a processor; the acquisition equipment is used for acquiring the model of the vehicle; the processor is used for determining the pre-pressing position of the pressing head of the tippler of the vehicle according to the model of the vehicle collected by the collecting device.
Specifically, the acquisition device is also used for acquiring the wheel track of the vehicle; the processor is further used for determining the type of the vehicle according to the wheel track of the vehicle acquired by the acquisition equipment.
Preferably, the collecting device is arranged at the front end of the tippler.
In this embodiment, the car dumper pressing system further includes: a hydraulic system; the hydraulic system receives an indication signal for indicating the pre-pressing vehicle position from the processor, and controls the pressing vehicle head to move to the pre-pressing vehicle position according to the indication signal.
Specifically, the hydraulic system comprises a hydraulic cylinder 10, a pressure sensor 8 is arranged on the hydraulic cylinder 10, and the pressure sensor 8 is used for detecting the vehicle pressing force applied to the vehicle pressing head 2 by the hydraulic cylinder 10;
specifically, the hydraulic system further comprises a check valve 3, a sequence valve 4, a first cartridge valve 5, a second cartridge valve 6, a third cartridge valve 7, a throttle valve 9, a hydraulic cylinder 10 and the like.
Preferably, pneumatic cylinder 10 is the single pole pneumatic cylinder, the single pole pneumatic cylinder is including having pole chamber and no pole chamber, there is pole chamber and no pole chamber differential connection, the oil feed and the oil return of pneumatic cylinder link together, flow the pole chamber oil hydraulic pressure of pneumatic cylinder back to no pole chamber to increase the speed that the pneumatic cylinder piston stretched out outward, and realize quick motion under the prerequisite that does not increase hydraulic pump flow.
As shown in fig. 5, when the tipper is turned back to the original position, the hydraulic system supplies oil, the second cartridge valve 6 and the first cartridge valve 5 are opened, the third cartridge valve 7 is closed, the rod cavity and the rodless cavity form a differential circuit, the hydraulic oil return path is closed, the piston of the hydraulic cylinder 10 is pushed under the system pressure to quickly rise, and the press head 2 is lifted to reach the pre-press position.
The rod cavity comprises a buffer cavity far away from one end of the rodless cavity, the sequence valve 4 is communicated with the buffer cavity after the press head 2 reaches the pre-pressing vehicle position, and the pressure of the buffer cavity is 70 bar. The second cartridge valve 6 is closed, the differential circuit is closed, the third cartridge valve 7 is closed, the oil return cavity is closed, the first cartridge valve 5 is closed, each cavity of the hydraulic cylinder 10 enters a pressure maintaining state, and the press head 2 is guaranteed to stop at a preset position, wherein the preset position is a position where the press head 2 can press the vehicle 1 after contacting with the vehicle 1.
Specifically, the tipper system of pressing car still includes proximity switch, proximity switch is used for detecting press 2's positional information, and will positional information sends to the treater, the treater still be used for with positional information with the pre-pressing car position carries out the comparison, when positional information with the pre-pressing car position is inconsistent, control press the head to move to the pre-pressing car position.
In this embodiment, the pre-pressing vehicle position includes a low position, a middle position and a high position; the distance information indicated by the low order bits is smaller than a first threshold, the distance information indicated by the high order bits is larger than a second threshold, and the distance information indicated by the medium order bits is equal to or larger than the first threshold and equal to or smaller than the second threshold. As shown in fig. 4, the height of the lower position is H4, the height of the middle position is H5, the height of the upper position is H6, and the H5 is smaller than the H6 and larger than the H4.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (6)
1. The utility model provides a tipper system of holding down a car which characterized in that includes: a collection device and a processor;
the acquisition equipment is used for acquiring the model of the vehicle; the processor is used for determining the position of a pre-pressing vehicle of the vehicle pressing head of the tippler of the vehicle according to the model of the vehicle collected by the collecting device;
the acquisition equipment is also used for acquiring the wheel track of the vehicle; the processor is further used for determining the model of the vehicle according to the wheel track of the vehicle acquired by the acquisition equipment;
the tipper system of pressing car still includes proximity switch, proximity switch is used for detecting the positional information of pressing the car head, and will positional information sends to the treater, the treater still be used for with positional information with pre-pressing car position carries out the comparison, when positional information with pre-pressing car position is inconsistent, control press the car head to remove to pre-pressing car position.
2. The car dumper pressing system according to claim 1, wherein the collecting device is disposed at a front end of the car dumper.
3. The car dumper pressing system according to claim 1, wherein the pre-pressing car positions comprise a low position, a middle position and a high position; the distance information indicated by the low order bits is smaller than a first threshold, the distance information indicated by the high order bits is larger than a second threshold, and the distance information indicated by the medium order bits is equal to or larger than the first threshold and equal to or smaller than the second threshold.
4. The tippler press system of claim 1, further comprising: a hydraulic system; the hydraulic system receives an indication signal for indicating the pre-pressing vehicle position from the processor, and controls the pressing vehicle head to move to the pre-pressing vehicle position according to the indication signal.
5. The dumper pressing system according to claim 4, wherein the hydraulic system comprises a hydraulic cylinder, and a pressure sensor is arranged on the hydraulic cylinder and used for detecting the pressing force applied to the pressing head by the hydraulic cylinder.
6. The tipper truck system of claim 5 wherein said hydraulic cylinder is a single rod hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810524350.6A CN108750732B (en) | 2018-05-28 | 2018-05-28 | Method and system for adjusting pressing position of vehicle tippler |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810524350.6A CN108750732B (en) | 2018-05-28 | 2018-05-28 | Method and system for adjusting pressing position of vehicle tippler |
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| CN108750732A CN108750732A (en) | 2018-11-06 |
| CN108750732B true CN108750732B (en) | 2021-04-09 |
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| CN201810524350.6A Active CN108750732B (en) | 2018-05-28 | 2018-05-28 | Method and system for adjusting pressing position of vehicle tippler |
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Citations (4)
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| UA72849A (en) * | 2003-08-07 | 2005-04-15 | Dniprovazhmash Joint Stock Com | Side moving car dumper |
| CN101891068A (en) * | 2010-07-14 | 2010-11-24 | 大连华锐股份有限公司 | Hydraulic control system for clamping mechanism of car dumper |
| CN103802864A (en) * | 2014-02-10 | 2014-05-21 | 中国神华能源股份有限公司 | Vehicle type recognition device and method |
| CN206798691U (en) * | 2017-04-12 | 2017-12-26 | 中国神华能源股份有限公司 | Tippler and beam position detecting system of delaying unloading |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010778B (en) * | 2012-12-28 | 2016-02-24 | 武汉电力设备厂 | A kind of hydraulic control system for car dumper |
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2018
- 2018-05-28 CN CN201810524350.6A patent/CN108750732B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| UA72849A (en) * | 2003-08-07 | 2005-04-15 | Dniprovazhmash Joint Stock Com | Side moving car dumper |
| CN101891068A (en) * | 2010-07-14 | 2010-11-24 | 大连华锐股份有限公司 | Hydraulic control system for clamping mechanism of car dumper |
| CN103802864A (en) * | 2014-02-10 | 2014-05-21 | 中国神华能源股份有限公司 | Vehicle type recognition device and method |
| CN206798691U (en) * | 2017-04-12 | 2017-12-26 | 中国神华能源股份有限公司 | Tippler and beam position detecting system of delaying unloading |
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| 《关于铁路货车通用式翻车机的设计研究》;张晖;《科技尚品》;20170430(第103期);第129页 * |
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