CN101947929B - Vehicle weighing device and calibration method thereof - Google Patents

Vehicle weighing device and calibration method thereof Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
vehicle
weighing
lifting
load cells
ball base
Prior art date
Application number
CN2010102724809A
Other languages
Chinese (zh)
Other versions
CN101947929A (en
Inventor
厉达
刘志良
胡振
张兴国
何福胜
周脉松
Original Assignee
赛摩电气股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 赛摩电气股份有限公司 filed Critical 赛摩电气股份有限公司
Priority to CN2010102724809A priority Critical patent/CN101947929B/en
Publication of CN101947929A publication Critical patent/CN101947929A/en
Application granted granted Critical
Publication of CN101947929B publication Critical patent/CN101947929B/en

Links

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

A kind of vehicle weighing device and alignment method thereof

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)

1. vehicle weighing device; Comprise a plurality of LOAD CELLSs (3) that are located on the vehicle body (1); Be laid with a plurality of lifting mechanisms (5) identical with a plurality of LOAD CELLSs (3) number in the bottom of vehicle body (1); A plurality of LOAD CELLSs (3) are located at the top or the bottom of a plurality of lifting mechanisms (5) respectively; It is characterized in that: be equipped with angle automatic compensator (4) between described 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; 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; 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; Described a plurality of lifting mechanism (5) is 4~6; Described a plurality of lifting mechanism (5) adopts mechanical screw type, hydraulic oil cylinder type, motor push rod type, Electrohydraulic push rod formula or air-cylinder type structure.
2. 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), the position of adjustment lifting mechanism (5) and angle automatic compensator (4) makes LOAD CELLS (3) stressed;
B. use weighing instrument (7) to detect and write down the output valve that each LOAD CELLS (3) bears 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);
E. in the time of after vehicle moves, need weighing; The position of adjustment 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 output valve and the initial calibration of vehicle body (1) weight 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 through weighing instrument (7).
CN2010102724809A 2010-09-03 2010-09-03 Vehicle weighing device and calibration method thereof CN101947929B (en)

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

Publications (2)

Publication Number Publication Date
CN101947929A CN101947929A (en) 2011-01-19
CN101947929B true CN101947929B (en) 2012-08-29

Family

ID=43451597

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102724809A CN101947929B (en) 2010-09-03 2010-09-03 Vehicle weighing device and calibration method thereof

Country Status (1)

Country Link
CN (1) CN101947929B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2109560U (en) * 1991-12-18 1992-07-08 姜忠全 Automatic electron scale for car

Also Published As

Publication number Publication date
CN101947929A (en) 2011-01-19

Similar Documents

Publication Publication Date Title
CN203323855U (en) Double scale tray electronic platform scale
CN103076131B (en) Six-dimensional force and torque sensor for measuring large force and small torque of large mechanical arm
CN201876366U (en) Static load test table for bogie of railway vehicle
KR101136801B1 (en) Impact Test Device and Impact Test Method of Battery Cell
CN201110822Y (en) Self-balance multifunctional structure static loaded experiment loading unit
CN201130000Y (en) Universal height gauge
CN103217345B (en) Device and method for measuring actual triaxial creep of geotechnical engineering test specimen
CN102169040B (en) Device for measuring quality center of mass by composite range sensor in cross-measuring range
CN206002085U (en) Building leveller
CN101581613B (en) Dynamometer for automobile chassis and measurement and control method thereof
CN103196746B (en) Novel device for pseudo tri-axial creep of rock and earth engineering test block and using method of device
CN101430236B (en) Steel plate spring stiffness and arc height measuring system and measurement compensation method
CN102749169B (en) Simple and easy pressure calibration device of annular pressure sensor
CN201203473Y (en) Dead weight / lever dual-purpose type force standard plane
CN101363750B (en) Correcting method of weigh without counter poise for large tonnage material level electronic scale
CN103323097B (en) A kind of ultralow frequency high-precision microvibration measuring system
CN101571441B (en) Six-dimension force sensor calibration device with medium measurement range
CN103616127B (en) Trace to the source caliberating device and the source tracing method of micro-cantilever elastic constant
CN101413840A (en) Device and method for measuring object mass center
CN103528754B (en) A kind of measurement mechanism of diaphragm pressure sensor
CN102620888B (en) Heavy vehicle mass and mass center detection device
CN100529703C (en) Six-dimension force sensor calibration device
CN2862000Y (en) Electrode group assembling pressure tester
CN102877492A (en) Negative frictional resistance pile soil displacement measuring device
CN201302476Y (en) Mass and mass center measuring device of automobile steering room

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: JIANGSU SAIMO GROUP CO., LTD. TO: SAIMO ELECTRIC CO., LTD.

C53 Correction of patent for invention or patent application
CB02 Change of applicant information

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.

C14 Grant of patent or utility model
GR01 Patent grant