CN101947929A - Vehicle weighing device and calibration method thereof - Google Patents
Vehicle weighing device and calibration method thereof Download PDFInfo
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- CN101947929A CN101947929A CN 201010272480 CN201010272480A CN101947929A CN 101947929 A CN101947929 A CN 101947929A CN 201010272480 CN201010272480 CN 201010272480 CN 201010272480 A CN201010272480 A CN 201010272480A CN 101947929 A CN101947929 A CN 101947929A
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- vehicle body
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Abstract
The invention discloses a weighing device and a calibration method thereof. The device comprises a lifting mechanism and a weighing sensor arranged on the top or at the bottom of the lifting mechanism, wherein an automatic angle compensator is arranged between the weighing sensor and the lifting mechanism, and the weighing sensor is connected with a weighing instrument capable of displaying the self weight value of the vehicle and the output value of each weighing sensor. The weighing instrument carries out initial calibration and range calibration before the vehicle moves, and records the output value of each weighing sensor and the self weight value of the corresponding vehicle body in no load state; when the vehicle moves to a measuring point, the lifting mechanism is regulated to cause the weighing instrument to reproduce the initial output value of the weighing sensor and the initial self weight value of the corresponding vehicle body, and then weighing is carried out to obtain high measuring accuracy. The invention solves the problems of unstable metering performance and inaccurate metering after the sensor is abnormal and a metering vehicle bumps and vibrates in the weighing operation, and the reliability of the vehicle metering device is improved. The invention has simple structure method, long service life and high measuring precision and is easy and simple to realize.
Description
Technical field
The present invention relates to a kind of weighting apparatus and alignment method thereof, especially a kind of weighting apparatus and alignment method that is applicable to vehicle.
Background technology
At present, the vehicle weighing device adopts the version that LOAD CELLS is set and container is set more on LOAD CELLS on the vehicle crossbeam, the vehicle weighing device of this version, because vehicle container and load thereof are carried on the LOAD CELLS all the time, in the vehicle operating process, very easily damage LOAD CELLS like this, thereby easily cause metering inaccurate, when serious even can't measure.Also have in addition and adopt the version of directly using jack stress sensor, this version does not have the angle automatic compensator, and sensor is stressed bad, easily causes the problems such as inaccurate of measuring yet.
Summary of the invention
Technical matters: the objective of the invention is to overcome the weak point in the prior art, provide a kind of compact conformation, method simple or by the vehicle weighing device and the alignment method thereof of property height, long working life, accurate measurement.
Technical scheme: vehicle weighing device of the present invention, comprise a plurality of LOAD CELLS that are located on the vehicle body, be laid with a plurality of lifting mechanisms identical with a plurality of LOAD CELLS numbers in the bottom of vehicle body, a plurality of LOAD CELLS are located at the top or the bottom of a plurality of lifting mechanisms respectively, be equipped with the angle automatic compensator between each LOAD CELLS and the lifting mechanism, each LOAD CELLS respectively separately separate connection can show the weighing instrument of vehicle body deadweight value and each LOAD CELLS output valve.
Described angle automatic compensator adopts the secondary formula structure of ball seat or Cardon universal joint structure or secondary formula structure of hemisphere seat or cylindrical pair formula structure; The secondary formula structure of described ball seat comprises symmetrically arranged upper ball base and lower ball base, is provided with unsteady steel ball between upper ball base and the lower ball base, is arranged with the scale of display scale on upper ball base and the lower ball base, and the steel ball that floats is provided with the pointer in order to indicating positions; Described a plurality of lifting mechanism is 4～6; Described a plurality of lifting mechanism adopts mechanical screw type, hydraulic oil cylinder type, motor push rod type, Electrohydraulic push rod formula or air-cylinder type structure.
Vehicle weighing device alignment method of the present invention, step is as follows:
A. during initial calibration, under the situation of the level that keeps vehicle body, adjust the position of lifting mechanism and angle automatic compensator, make LOAD CELLS stressed;
B. detect and write down the output valve that each LOAD CELLS is born vehicle body weight respectively with weighing instrument;
D. weighing instrument is carried out zero setting, after adding the standard counterweight on the vehicle body and carrying out range calibration, remove standard test weight then, weighing instrument is measured and the deadweight value of registration of vehicle body;
When e. after vehicle moves, needing to weigh, adjust the position of lifting mechanism and angle automatic compensator, make LOAD CELLS stressed, and keeping under the horizontal situation of vehicle body, the output valve when bearing vehicle body weight when making each LOAD CELLS bear the output valve of vehicle body weight and initial calibration is approaching;
F. the deadweight value of adjustment vehicle body can load material near the initial calibration state in vehicle body, begins to weigh, and shows the value of weighing that loads material by weighing instrument.
Beneficial effect: the present invention is by changing the installation site of LOAD CELLS, make LOAD CELLS in the vehicle operating process, not be subjected to the application force of vehicle container and load thereof, therefore and et out of order guarantees that the vehicle weighing device can carry out comparatively reliably and accurately weighing with vehicle operating behind the destination thereby avoid LOAD CELLS.Adopt the version that the angle automatic compensator is set in addition between lifting mechanism and LOAD CELLS, make sensor not be subjected to extra offset loading force, solve the problems such as inaccurate of measuring.The present invention detects by weighing instrument and the vehicle of record moves the value of each road LOAD CELLS output of front and back and the method that initially deadweight value of vehicle body is compared, weighting apparatus and initial calibration state were very approaching before assurance was weighed, thereby obtained higher measuring accuracy.Having solved in the vehicle weighing work because vehicle movement jolts vibrations back LOAD CELLS takes place to produce the metering performance instability unusually, measure an inaccurate difficult problem, improve the work life of vehicle weighing device and reliability, accuracy, had practicality widely.
Description of drawings
Fig. 1 is a vehicle weighing apparatus structure scheme drawing of the present invention;
Fig. 2 is an angle automatic compensator structural representation of the present invention;
Fig. 3 is the unsteady steel ball part birds-eye view in the centre of Fig. 2.
Among the figure: 1-vehicle body, 2-connect car body to be supported, 3-LOAD CELLS, 4-angle automatic compensator, 5-lifting mechanism, 6-signal cable, 7-weighing instrument, 8-upper ball base, the 9-steel ball that floats, 10-lower ball base, 11-pointer.
The specific embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are further described:
Vehicle weighing device of the present invention mainly is made of a plurality of LOAD CELLS 3, angle automatic compensator 4 and lifting mechanism 5; LOAD CELLS 3 is located at lifting mechanism 5 tops or bottom, and angle automatic compensator 4 is provided with between LOAD CELLS 3 and the lifting mechanism 5.Lifting mechanism 5 is 4～6, lifting mechanism 5 or LOAD CELLS 3 support the 2 uniform bottoms of being fixed in vehicle body 1 by connecting car body, and lifting mechanism 5 can adopt mechanical screw type structure, hydraulic oil cylinder type structure, motor push rod type structure, Electrohydraulic push rod formula structure or the air-cylinder type structure of prior art.In Fig. 1, the quantity of left and right sides LOAD CELLS 3 respectively is two, and left and right sides LOAD CELLS 3 is respectively the first from left LOAD CELLS A, the second from left LOAD CELLS C and a right LOAD CELLS B, right two LOAD CELLS D.Left and right sides LOAD CELLS 3 is connected on the weighing instrument 7 by signal cable 6 respectively.Angle automatic compensator 4 adopts the secondary formula structure of ball seat, or adopts Cardon universal joint structure or the secondary formula structure of hemisphere seat or the cylindrical pair formula structure of prior art.Wherein the secondary formula structure of ball seat comprises symmetrically arranged upper ball base 8 and lower ball base 10, be provided with the steel ball 9 that floats between upper ball base 8 and the lower ball base 10, be arranged with the scale of display scale on upper ball base 8 and the lower ball base 10, the steel ball 9 that floats is provided with the pointer 11 in order to indicating positions, as shown in Figure 2.Pointer 11 on the unsteady steel ball 9 is one or two, 2 pointers 11 are laid in same horizontal surface 90 ° position apart, as shown in Figure 3, when on the unsteady steel ball 92 pointers 11 being set, also be provided with the scale of display scale on the end face of upper ball base 8 lower ball bases 10 of corresponding pointer 11.Pointer 11 is in order to indicate the exact location of floating between steel ball 9 and upper ball base 8 and the lower ball base 10; Upper ball base 8 can be swung with the point of contact that contacts of unsteady steel ball 9 along upper and lower ball seat with lower ball base 10, avoids LOAD CELLS 3 to be subjected to extra offset loading force, makes the gravity of its actual response testee.Each LOAD CELLS 3 respectively by signal cable 6 separately separate connection can show the weighing instrument 7 of vehicle body 1 deadweight value and each LOAD CELLS 3 output valve, weighing instrument 7 shows that by computing machine or electronic-weighing control instrument constitutes.Weighing instrument 7 mainly comprises treater (CPU), memory device, telltale and power supply, and treater is 32 bit CPU integrated circuit S3C44B0X, and memory device is integrated circuit 39VF160, and telltale is 640 * 320 dot matrix, and power supply is the 220V alternating current.By the control program of weighing instrument 7, the weighing-up wave of the first from left LOAD CELLS A, the second from left LOAD CELLS C and a right LOAD CELLS B, right two LOAD CELLS D output is carried out record respectively.
Weighing calibration method step of the present invention is as follows:
A. carry out initial calibration with weighing instrument 7 before vehicle moves, under the situation of the level that keeps vehicle body 1, the lifting mechanism 5 under the adjustment vehicle body 1 and the position of angle automatic compensator 4 make LOAD CELLS 3 stressed;
B. the level that keeps vehicle body 1 detects and writes down the output valve that the first from left LOAD CELLS A, the second from left LOAD CELLS C and a right LOAD CELLS B, right two LOAD CELLS D bear vehicle body 1 respectively with weighing instrument 7;
D. weighing instrument 7 is carried out zero setting, after adding the standard counterweight on the vehicle body 1 and carrying out range calibration, remove standard test weight then, detect and write down the initial deadweight value that each LOAD CELLS 3 is born vehicle body 1 respectively with weighing instrument 7;
When e. after vehicle moves, needing to weigh, adjust the position of lifting mechanism 5 and angle automatic compensator 4, make the initial deadweight value of weighing instrument 7 reproduction LOAD CELLS 3 initial output valves and corresponding vehicle body 1, make LOAD CELLS 3 stressed by lifting mechanism 5 work, simultaneously the output valve of conducting oneself with dignity of the vehicle body 1 during initial calibration is approaching before the output valve that keeps the whole lifting mechanism 5 of vehicle body 1 horizontal situation downward modulation to make each LOAD CELLS 3 bear vehicle body moves with vehicle, weighing instrument 7 shows the deadweight value of vehicle body 1 simultaneously, this value compares with the initial deadweight value of vehicle body 1, and both errors generally are no more than 0.2d (instrument scale division value);
F. the deadweight value of adjustment vehicle body 1 can load material near the initial calibration state in vehicle body 1, begins to weigh, and shows the value of weighing that loads material by weighing instrument 7.
Claims (6)
1. vehicle weighing device, comprise a plurality of LOAD CELLS (3) that are located on the vehicle body (1), it is characterized in that: be laid with a plurality of lifting mechanisms (5) identical in the bottom of vehicle body (1) with a plurality of LOAD CELLS (3) number, a plurality of LOAD CELLS (3) are located at the top or the bottom of a plurality of lifting mechanisms (5) respectively, be equipped with angle automatic compensator (4) between each LOAD CELLS (3) and the lifting mechanism (5), each LOAD CELLS (3) respectively separately separate connection can show the weighing instrument (7) of vehicle body (1) deadweight value and each LOAD CELLS (3) output valve.
2. vehicle weighing device according to claim 1 is characterized in that: described angle automatic compensator (4) adopts the secondary formula structure of ball seat or Cardon universal joint structure or secondary formula structure of hemisphere seat or cylindrical pair formula structure.
3. vehicle weighing device according to claim 1 and 2, it is characterized in that: the secondary formula structure of described ball seat comprises symmetrically arranged upper ball base (8) and lower ball base (10), be provided with unsteady steel ball (9) between upper ball base (8) and the lower ball base (10), be arranged with the scale of display scale on upper ball base (8) and the lower ball base (10), the steel ball (9) that floats is provided with the pointer (11) in order to indicating positions.
4. according to the described vehicle weighing device of claim 1, it is characterized in that: described a plurality of lifting mechanisms (5) are 4～6.
5. according to the described vehicle weighing device of claim 1, it is characterized in that: described a plurality of lifting mechanisms (5) adopt mechanical screw type, hydraulic oil cylinder type, motor push rod type, Electrohydraulic push rod formula or air-cylinder type structure.
6. vehicle weighing device alignment method is characterized in that the following step:
A. during initial calibration, under the situation of the level that keeps vehicle body (1), adjust the position of lifting mechanism (5) and angle automatic compensator (4), make LOAD CELLS (3) stressed;
B. use weighing instrument (7) to detect and write down the output valve that each LOAD CELLS (3) is born vehicle body (1) weight respectively;
D. weighing instrument (7) is carried out zero setting, after adding the standard counterweight on the vehicle body (1) and carrying out range calibration, remove standard test weight then, weighing instrument (7) is measured and the deadweight value of registration of vehicle body (1);
When e. after vehicle moves, needing to weigh, adjust the position of lifting mechanism (5) and angle automatic compensator (4), make LOAD CELLS (3) stressed, and keeping under the horizontal situation of vehicle body (1), the output valve when bearing vehicle body (1) weight when making each LOAD CELLS (3) bear the output valve of vehicle body (1) weight and initial calibration is approaching;
F. the deadweight value of adjustment vehicle body (1) can load material near the initial calibration state in vehicle body (1), begins to weigh, and shows the value of weighing that loads material by weighing instrument (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102724809A CN101947929B (en) | 2010-09-03 | 2010-09-03 | Vehicle weighing device and calibration method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102724809A CN101947929B (en) | 2010-09-03 | 2010-09-03 | Vehicle weighing device and calibration method thereof |
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| CN101947929A true CN101947929A (en) | 2011-01-19 |
| CN101947929B CN101947929B (en) | 2012-08-29 |
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| CN2010102724809A Active CN101947929B (en) | 2010-09-03 | 2010-09-03 | Vehicle weighing device and calibration method thereof |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661778A (en) * | 2012-05-31 | 2012-09-12 | 济南金钟电子衡器股份有限公司 | Vehicle weighing platform inspection device |
| CN103303187A (en) * | 2013-06-09 | 2013-09-18 | 上海工程技术大学 | Rapid and precise vehicle-mounted weighing system |
| CN103600683A (en) * | 2013-11-18 | 2014-02-26 | 权进常 | Automatic metering device of automobile |
| CN104555823A (en) * | 2014-07-25 | 2015-04-29 | 嘉兴海格力思电子科技有限公司 | Manual hydraulic carrying vehicle capable of weighing |
| CN105067097A (en) * | 2015-08-18 | 2015-11-18 | 中国航天空气动力技术研究院 | Multi-weighing-sensor on-line calibration method for mass measurement platform of unmanned plane |
| CN105737957A (en) * | 2015-10-19 | 2016-07-06 | 中国北车集团大同电力机车有限责任公司 | Locomotive body weighing method and system |
| CN106225886A (en) * | 2016-09-14 | 2016-12-14 | 长沙开元仪器股份有限公司 | A kind of material metage device |
| CN106352972A (en) * | 2016-08-30 | 2017-01-25 | 成都九洲电子信息系统股份有限公司 | Method for automatically adjusting horizontal position of electronic scale |
| CN107055398A (en) * | 2017-06-30 | 2017-08-18 | 合肥航机械科技股份有限公司 | A kind of synchronous alignment system of shearing type lifter |
| CN107607182A (en) * | 2017-08-04 | 2018-01-19 | 广西大学 | A kind of truck weighing system and Weighing method |
| CN107934838A (en) * | 2017-11-26 | 2018-04-20 | 江苏沪越机械设备有限公司 | A kind of building hoist |
| CN108776920A (en) * | 2018-05-31 | 2018-11-09 | 常熟市百联自动机械有限公司 | A kind of new retail supermarket shopping guide method |
| CN109253789A (en) * | 2018-09-26 | 2019-01-22 | 淄博同泰衡器有限公司 | Lifting Gear and system |
| CN109269617A (en) * | 2018-09-18 | 2019-01-25 | 福州科杰电子衡器有限公司 | It is a kind of automatic calibrated horizontal and to have the Internet of Things measure hopper of inclined chute |
| CN109974829A (en) * | 2019-04-29 | 2019-07-05 | 无锡中鼎集成技术有限公司 | A kind of weighing device calibrated automatically |
| CN111666825A (en) * | 2020-05-15 | 2020-09-15 | 杭州鸿泉物联网技术股份有限公司 | Vehicle load state identification method and device based on human-in-loop |
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| JP2007047164A (en) * | 2005-08-10 | 2007-02-22 | Mettler-Toledo Ag | Calibrating weight device for electronic balance |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661778A (en) * | 2012-05-31 | 2012-09-12 | 济南金钟电子衡器股份有限公司 | Vehicle weighing platform inspection device |
| CN103303187A (en) * | 2013-06-09 | 2013-09-18 | 上海工程技术大学 | Rapid and precise vehicle-mounted weighing system |
| CN103303187B (en) * | 2013-06-09 | 2015-08-05 | 上海工程技术大学 | A kind of accurate vehicle-mounted weighing system fast |
| CN103600683A (en) * | 2013-11-18 | 2014-02-26 | 权进常 | Automatic metering device of automobile |
| CN104555823A (en) * | 2014-07-25 | 2015-04-29 | 嘉兴海格力思电子科技有限公司 | Manual hydraulic carrying vehicle capable of weighing |
| CN105067097A (en) * | 2015-08-18 | 2015-11-18 | 中国航天空气动力技术研究院 | Multi-weighing-sensor on-line calibration method for mass measurement platform of unmanned plane |
| CN105737957A (en) * | 2015-10-19 | 2016-07-06 | 中国北车集团大同电力机车有限责任公司 | Locomotive body weighing method and system |
| CN106352972A (en) * | 2016-08-30 | 2017-01-25 | 成都九洲电子信息系统股份有限公司 | Method for automatically adjusting horizontal position of electronic scale |
| CN106225886A (en) * | 2016-09-14 | 2016-12-14 | 长沙开元仪器股份有限公司 | A kind of material metage device |
| CN107055398A (en) * | 2017-06-30 | 2017-08-18 | 合肥航机械科技股份有限公司 | A kind of synchronous alignment system of shearing type lifter |
| CN107607182A (en) * | 2017-08-04 | 2018-01-19 | 广西大学 | A kind of truck weighing system and Weighing method |
| CN107607182B (en) * | 2017-08-04 | 2019-12-13 | 广西大学 | truck weighing system and weighing method |
| CN107934838A (en) * | 2017-11-26 | 2018-04-20 | 江苏沪越机械设备有限公司 | A kind of building hoist |
| CN108776920A (en) * | 2018-05-31 | 2018-11-09 | 常熟市百联自动机械有限公司 | A kind of new retail supermarket shopping guide method |
| CN109269617A (en) * | 2018-09-18 | 2019-01-25 | 福州科杰电子衡器有限公司 | It is a kind of automatic calibrated horizontal and to have the Internet of Things measure hopper of inclined chute |
| CN109269617B (en) * | 2018-09-18 | 2024-03-19 | 福州科杰电子衡器有限公司 | Internet of things quantitative bucket capable of automatically calibrating level and provided with inclined chute |
| CN109253789A (en) * | 2018-09-26 | 2019-01-22 | 淄博同泰衡器有限公司 | Lifting Gear and system |
| CN109974829A (en) * | 2019-04-29 | 2019-07-05 | 无锡中鼎集成技术有限公司 | A kind of weighing device calibrated automatically |
| CN111666825A (en) * | 2020-05-15 | 2020-09-15 | 杭州鸿泉物联网技术股份有限公司 | Vehicle load state identification method and device based on human-in-loop |
| CN111666825B (en) * | 2020-05-15 | 2023-09-01 | 杭州鸿泉物联网技术股份有限公司 | Vehicle load state identification method and device based on person-in-loop |
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| CN101947929B (en) | 2012-08-29 |
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Address after: 221004 science and Technology Park, Jinshan Economic Development Zone, Xuzhou, Jiangsu Applicant after: Saimo Electrical Co., Ltd. Address before: 221004 science and Technology Park, Jinshan Economic Development Zone, Xuzhou, Jiangsu Applicant before: Jiangsu Saimo Group Co., Ltd. |
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