CN101947929B - Vehicle weighing device and calibration method thereof - Google Patents
Vehicle weighing device and calibration method thereof Download PDFInfo
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- CN101947929B CN101947929B CN2010102724809A CN201010272480A CN101947929B CN 101947929 B CN101947929 B CN 101947929B CN 2010102724809 A CN2010102724809 A CN 2010102724809A CN 201010272480 A CN201010272480 A CN 201010272480A CN 101947929 B CN101947929 B CN 101947929B
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- vehicle
- weighing
- lifting
- load cells
- ball base
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- 238000005303 weighing Methods 0.000 title claims abstract description 59
- 210000004027 cells Anatomy 0.000 claims description 58
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000000463 materials Substances 0.000 claims description 6
- 235000011464 Pachycereus pringlei Nutrition 0.000 claims description 3
- 240000006939 Pachycereus weberi Species 0.000 claims description 3
- 235000011466 Pachycereus weberi Nutrition 0.000 claims description 3
- 239000010720 hydraulic oils Substances 0.000 claims description 3
- 230000000875 corresponding Effects 0.000 abstract description 4
- 230000002159 abnormal effects Effects 0.000 abstract 1
- 230000001105 regulatory Effects 0.000 abstract 1
- 239000002585 bases Substances 0.000 description 20
- 230000037396 body weight Effects 0.000 description 3
- 238000000034 methods Methods 0.000 description 2
- 281000117292 Birds Eye companies 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering processes Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix materials Substances 0.000 description 1
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Abstract
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 is employed in the version that LOAD CELLS is set on the vehicle crossbeam and container is set more on LOAD CELLS; The vehicle weighing device of this version because vehicle container and load thereof are carried on the LOAD CELLS all the time, very easily damages LOAD CELLS like this in the vehicle operating process; Thereby be prone to cause metering inaccurate, when serious even can't measure.Also have in addition and adopt directly with the version of jack stress sensor, this version does not have the angle automatic compensator, and sensor is stressed bad, is prone to cause 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 lean on 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 CELLSs 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 CELLSs 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 following:
A. during initial calibration, under the situation of the level that keeps vehicle body, the position of adjustment lifting mechanism and angle automatic compensator makes LOAD CELLS stressed;
B. detect and write down the output valve that each LOAD CELLS bears 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;
E. in the time of after vehicle moves, need weighing; The position of adjustment 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 output valve and the initial calibration of vehicle body weight 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 through weighing instrument.
Beneficial effect: the present invention is through changing the installation site of LOAD CELLS; Make LOAD CELLS in the vehicle operating process, not receive 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.Be employed in the version that the angle automatic compensator is set between lifting mechanism and the LOAD CELLS in addition, make sensor not receive extra offset loading force, solve the problems such as inaccurate of measuring.The present invention detects through 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.Solved in the vehicle weighing work because vehicle movement jolts vibrations back LOAD CELLS take place unusual produce metering performance unstable, measure an inaccurate difficult problem; Improve work life and reliability, the accuracy of vehicle weighing device, 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 done further to describe:
Vehicle weighing device of the present invention mainly is made up 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 are uniformly distributed with the bottom of being fixed in vehicle body 1 through connecting car body support 2, 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 through 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, and is 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 receive extra offset loading force, makes the gravity of its actual response testee.Each LOAD CELLS 3 respectively through 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 IC S3C44B0X, and memory device is IC 39VF160, and telltale is 640 * 320 dot matrix, and power supply is the 220V alternating current.Through the control program of weighing instrument 7, the weighing-up wave 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 are exported carries out record respectively.
Weighing calibration method step of the present invention is following:
A. before vehicle moves, carry out initial calibration with weighing instrument 7, 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 bears vehicle body 1 respectively with weighing instrument 7;
E. in the time of after vehicle moves, need weighing; The position of adjustment 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 through lifting mechanism 5 work, the vehicle body 1 deadweight output valve 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 simultaneously, the deadweight value of while weighing instrument 7 demonstration vehicle bodies 1; 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 through weighing instrument 7.
Claims (2)
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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
|---|---|
| CN101947929A CN101947929A (en) | 2011-01-19 |
| CN101947929B true CN101947929B (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102724809A CN101947929B (en) | 2010-09-03 | 2010-09-03 | Vehicle weighing device and calibration method thereof |
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Families Citing this family (10)
| 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 |
| 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 |
| CN105067097B (en) * | 2015-08-18 | 2017-12-22 | 中国航天空气动力技术研究院 | Multi weighing sensor online calibration method available for unmanned plane mass measurement platform |
| 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 |
| 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 |
| 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 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2109560U (en) * | 1991-12-18 | 1992-07-08 | 姜忠全 | Automatic electron scale for car |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL1752746T3 (en) * | 2005-08-10 | 2009-06-30 | Mettler Toledo Gmbh | Electronic weighing device comprising a coupling assembly for a calibrating weight |
| JP4382844B2 (en) * | 2007-10-31 | 2009-12-16 | ホシデン株式会社 | Weighting machine for adjustment and weighting method for adjustment |
-
2010
- 2010-09-03 CN CN2010102724809A patent/CN101947929B/en active IP Right Grant
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2109560U (en) * | 1991-12-18 | 1992-07-08 | 姜忠全 | Automatic electron scale for car |
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| CN101947929A (en) | 2011-01-19 |
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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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