CN107843443A - Fifth wheel instrument detection means and system - Google Patents

Fifth wheel instrument detection means and system Download PDF

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Publication number
CN107843443A
CN107843443A CN201711345460.8A CN201711345460A CN107843443A CN 107843443 A CN107843443 A CN 107843443A CN 201711345460 A CN201711345460 A CN 201711345460A CN 107843443 A CN107843443 A CN 107843443A
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CN
China
Prior art keywords
wheel instrument
detection means
measurement cylinder
instrument detection
wheel
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Pending
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CN201711345460.8A
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Chinese (zh)
Inventor
姜爱军
屈婷
吴悠
吕思蕾
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CHINESE INST OF TEST TECHNOLOGY
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CHINESE INST OF TEST TECHNOLOGY
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Priority to CN201711345460.8A priority Critical patent/CN107843443A/en
Publication of CN107843443A publication Critical patent/CN107843443A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The invention provides a kind of fifth wheel instrument detection means and system, it is related to field of measuring technique.The fifth wheel instrument detection means includes measurement cylinder, transmission device and gauge head support, the measurement cylinder periphery is arranged with transmission belt, the transmission device is connected with the measurement cylinder, optical encoder sensor is installed in the measurement cylinder, the optical encoder sensor is used for the rotating speed and revolution for obtaining the measurement cylinder, the gauge head support is arranged at the side of the measurement cylinder, the gauge head support is used to install tested fifth wheel instrument photelectric receiver, so that the tested fifth wheel instrument photelectric receiver can obtain the move distance and speed of the transmission belt.Relative to prior art, fifth wheel instrument detection means and system proposed by the present invention take the structure design of uniqueness, rational operation format and advanced control technology are combined, scientifically realize the braking to non-contact fifth wheel instrument, slide, mileage, speed, acceleration detect.

Description

Fifth wheel instrument detection means and system
Technical field
The present invention relates to field of measuring technique, in particular to a kind of fifth wheel instrument detection means and system.
Background technology
With developing rapidly for China's communication, automobile plays more and more important effect, therefore, vapour in all trades and professions The performance and security of car are just particularly important.Fifth wheel instrument is divided into contact and contactless, is that automobile dynamic performance is entered The important means of row actual road test, the degree of accuracy of its own is with regard to extremely important.In order to ensure that fifth wheel instrument has reliable, accurate property Energy index, it is very necessary to fifth wheel instrument progress testing calibration to take science, effective technological means.
Testing calibration is carried out in itself to non-contact fifth wheel instrument at present, typically by Road Detection, it has operation not Just, accuracy of detection is low, and transmission belt bounce is big, skids, the shortcomings such as measurement accuracy is low.
The content of the invention
It is an object of the invention to provide a kind of fifth wheel instrument detection means and system, and it can be effectively improved above mentioned problem.
What embodiments of the invention were realized in:
In a first aspect, the embodiments of the invention provide a kind of fifth wheel instrument detection means, it includes measurement cylinder, transmission device With gauge head support, the measurement cylinder periphery is arranged with transmission belt, and the transmission device is connected with the measurement cylinder, institute Transmission device is stated to be used to drive the measurement cylinder to rotate, so that the transmission belt follows the measurement cylinder to move, the survey Optical encoder sensor is installed, the optical encoder sensor is used for the rotating speed for obtaining the measurement cylinder and turned on amount roller Number, the gauge head support are arranged at the side of the measurement cylinder, and the gauge head support connects for installing tested fifth wheel instrument photoelectricity Device is received, so that the tested fifth wheel instrument photelectric receiver can obtain the move distance and speed of the transmission belt.
In preferred embodiments of the present invention, the periphery of the measurement cylinder is provided with tooth form groove, the transmission belt Inner circumferential is provided with toothed projections, and the tooth form groove of the measurement cylinder and the toothed projections of the transmission belt coordinate.
In preferred embodiments of the present invention, the fifth wheel instrument detection means also includes device controller unit, described device Controller unit connects with the optical encoder sensor, and described device controller unit is used to export the optical encoder sensor Measurement data handled.
In preferred embodiments of the present invention, described device controller unit includes microcontroller, high precision clock, power supply mould Block, the SRAM with power down protection, display module, input equipment and output equipment.
In preferred embodiments of the present invention, the fifth wheel instrument detection means also includes rolling stand, the measurement cylinder It is set up on the rolling stand.
In preferred embodiments of the present invention, the gauge head support is provided with flexible and angle adjusting mechanism, described flexible And relative position and angle of the angle adjusting mechanism for adjusting the tested fifth wheel instrument photelectric receiver and the transmission belt.
In preferred embodiments of the present invention, the transmission device includes motor and electric control box, the electric-controlled Case processed connects with the motor, and the electric control box is used to control the motor to drive the measurement cylinder to rotate.
In preferred embodiments of the present invention, the electric control box is JD6 electromagnetic speed governing motor controllers.
In preferred embodiments of the present invention, the optical encoder sensor is GBZ03B types.
Second aspect, the embodiment of the present invention additionally provide a kind of fifth wheel instrument detecting system, and it includes five wheel as described above Measuring device and tested fifth wheel instrument photelectric receiver, the tested fifth wheel instrument photelectric receiver are examined installed in the fifth wheel instrument Survey on the gauge head support of device, the tested fifth wheel instrument photelectric receiver is directed at the transmission belt of the fifth wheel instrument detection means, institute State move distance and speed that tested fifth wheel instrument photelectric receiver is used to obtain the transmission belt.
Fifth wheel instrument detection means and system provided in an embodiment of the present invention, are provided with measurement cylinder, transmission device and gauge head Support, and the measurement cylinder periphery is arranged with transmission belt, and the transmission device and the measurement cylinder are connected, can be led to Cross measurement cylinder described in the actuator drives to rotate, so that the transmission belt follows the measurement cylinder to move;Described Optical encoder sensor is also equipped with measurement cylinder, can be used for obtaining the measurement cylinder by the optical encoder sensor Rotating speed and revolution, to be converted to the rotation arc length of the measurement cylinder;The gauge head support is arranged at the measurement cylinder Side, the gauge head support can be used for the tested fifth wheel instrument photelectric receiver of installation, so that the tested fifth wheel instrument photelectric receiver The move distance and speed of the transmission belt can be obtained.Compared with prior art, fifth wheel instrument inspection provided in an embodiment of the present invention Survey apparatus and system and biography is driven under transmission device control using the exclusive measurement cylinder with high impulse optical encoder sensor Dynamic band motion is so as to simulate true road surface, by taking the structure design of uniqueness, rational operation format and advanced control skill Art is combined, and with advanced technology means, is effectively improved measurement device precision, is scientifically realized to non-contact fifth wheel instrument Brake, slide, mileage, speed, acceleration are detected, ensure that the detection to automobile dynamic performance actual road test is accurate Property.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation for the fifth wheel instrument detection means that first embodiment of the invention provides;
Fig. 2 is the structural representation of the measurement cylinder that first embodiment of the invention provides and transmission band connection;
Fig. 3 is that the structure for the fifth wheel instrument detection means for including device controller unit that first embodiment of the invention provides is shown It is intended to;
Fig. 4 is the structural representation for the device controller unit that first embodiment of the invention provides;
Fig. 5 is the structural representation for the fifth wheel instrument detection means for including rolling stand that first embodiment of the invention provides Figure;
Fig. 6 is the structural representation for the transmission device that first embodiment of the invention provides;
Fig. 7 is the structural representation for the fifth wheel instrument detecting system that second embodiment of the invention provides.
Icon:100- measurement cylinders;120- transmission belts;140- optical encoder sensors;200- transmission devices;220- is electronic Machine;240- electric control boxes;300- gauge head supports;400- device controller units;500- rolling stands;600- is tested fifth wheel instrument light Electric receiver;1000- fifth wheel instrument detection means;1000- fifth wheel instrument detecting systems.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects Enclose.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In the description of the invention, it is necessary to explanation, term " in ", " on ", " under ", "left", "right", " interior ", " outer " Orientation or position relationship Deng instruction are based on orientation shown in the drawings or position relationship, or are used to during the invention product use The orientation or position relationship often put, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply and be signified Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention Limitation.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint phase To importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and It is to be slightly tilted.Such as " level " only refers to that its direction is more horizontal with respect to for " vertical ", is not to represent the structure Must be fully horizontal, but can be slightly tilted.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one Connect body;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirect by intermediary It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.
In addition, the term such as " input ", " output ", " feedback ", " formation " is understood as describing a kind of optics, electricity change Or optics, electricity processing.As " is formationed " only refer to optical signal or electric signal by the element, instrument or device afterwards there occurs Change optically or electrically so that the optical signal or the electric signal are processed, and then are obtained and implemented technical scheme Or the signal required for solution technical problem.
In the specific embodiment accompanying drawing of the present invention, for more preferable, clearer description fifth wheel instrument detection means and system In each element operation principle, show the annexation of each several part in described device, simply substantially distinguished between each element Relative position relation, it can not form to the optical path direction in element or structure, the order of connection and Each part size, chi Very little, shape restriction.
First embodiment
Fig. 1 is refer to, present embodiments provides a kind of fifth wheel instrument detection means 1000, it includes measurement cylinder 100, transmission Device 200 and gauge head support 300, the periphery of measurement cylinder 100 are arranged with transmission belt 120.
In the present embodiment, the transmission device 200 is connected with the measurement cylinder 100, and the transmission device 200 is used In driving the measurement cylinder 100 to rotate, so that the transmission belt 120 follows the measurement cylinder 100 to move.The measurement rolling Optical encoder sensor 140 is installed, the optical encoder sensor 140 is used to obtain the measurement cylinder 100 on cylinder 100 Rotating speed and revolution, to be converted to the rotation arc length of the measurement cylinder 100.The gauge head support 300 is arranged at the measurement rolling The side of cylinder 100, the gauge head support 300 is used to install tested fifth wheel instrument photelectric receiver 600, so that the tested fifth wheel instrument Photelectric receiver 600 can obtain the move distance and speed of the transmission belt 120.
In the present embodiment, measurement cylinder 100 includes major and minor two rollers, and the spindle nose of measurement cylinder 100 passes through shaft coupling and light The axle of electric code sensor 140 is connected.The motion of transmission belt 120 is driven to simulate true road surface by measurement cylinder 100 Measuring surface, and the measuring surface and the height of tested fifth wheel instrument photelectric receiver 600 are highly convenient for staff and carry out detection operation.
It refer to Fig. 2, in the present embodiment, the periphery of the measurement cylinder 100 is provided with tooth form groove, the transmission belt 120 inner circumferential is provided with toothed projections, and the tooth form groove of the measurement cylinder 100 and the toothed projections of the transmission belt 120 are matched somebody with somebody Close.
In the present embodiment, by using the major diameter gear hobbing roller technology of exclusive increase drum length, effectively eliminate The phenomenon skidded between measurement cylinder 100 and transmission belt 120, and can effectively reduce transmission belt 120 and beat the error brought, The bounce of transmission belt 120 is reduced in tolerance using the control of roller processing technology and mounting process so that measurement It is more accurate, reliable, it is intelligent to realize measurement.
It refer to Fig. 3, in the present embodiment, the fifth wheel instrument detection means 1000 also includes device controller unit 400, described Device controller unit 400 and the optical encoder sensor 140 connect.Described device controller unit 400 is used for the photoelectricity The measurement data that code sensor 140 exports is handled.
Fig. 4 is refer to, as a kind of preferred embodiment, in the present embodiment, described device controller unit 400 can wrap Include microcontroller, high precision clock, power module, the SRAM with power down protection, display module, input equipment and output equipment. Wherein, the microcontroller is connected with the optical encoder sensor 140, defeated for obtaining the optical encoder sensor 140 The pulse signal gone out, with the parameter with reference to the measurement cylinder 100 and optical encoder sensor 140, the pulse signal is changed The rotating speed and revolution rotated for the measurement cylinder 100 is calculated, and turning for the measurement cylinder 100 is converted to by the rotating speed and revolution Dynamic arc length.
As shown in figure 4, the high precision clock, power module, the SRAM with power down protection, display module, input equipment It is connected respectively with the microcontroller with output equipment.Wherein, the display module can be that display instrument, display screen etc. are aobvious Show equipment, available for data such as rotation arc length, the rotating speeds for showing the measurement cylinder 100 collected;The input equipment can be The control instruction input equipment such as keyboard, mouse, microphone;The output equipment can be the equipment such as printer, for that will gather The data result printout arrived.Particularly, the microcontroller can also pass through encoder and tested fifth wheel instrument opto-electronic receiver Device 600 connects, with obtain the move distance for the transmission belt 120 that the tested fifth wheel instrument photelectric receiver 600 collects and Speed, and shown or printed out.
In the present embodiment, secondary instrument is collectively constituted by the optical encoder sensor 140 and device controller unit 400. Preferably, optical encoder sensor 140 uses GBZ03B models, it is allowed to maximum speed 3000r/min, exports umber of pulse 1000pr, the circular error 0.05T pulse periods of adjacent signals, it is allowed to thrust load axial direction≤10N, radial direction≤10N, staring torque ≤2×10-3Nm, vibration resistance≤50m/s2, impact resistance≤980m/s2, WZ05P outputs.Preferably, described device controller unit 400 are controlled using microprocessor 89c52 as instrument core, and instrument, which has, shows and print out mode, because 89c52 has There are ROM storages, by its programming realization to systematic features, realize the control of measurement function, the processing of data and interface Setting reach measurement by instrument panel keyboard operation finishing device.
It refer to Fig. 5, in the present embodiment, the fifth wheel instrument detection means 1000 also includes rolling stand 500, the measurement Roller 100 is set up on the rolling stand 500.
In the present embodiment, measurement cylinder 100 is supported by rolling stand 500, can arbitrarily adjust the measurement The height of roller 100, to facilitate staff to be operated.
In the present embodiment, the gauge head support 300 is provided with flexible and angle adjusting mechanism, the flexible and angular adjustment Mechanism is used for the relative position and angle for adjusting the tested fifth wheel instrument photelectric receiver 600 and the transmission belt 120.By upper The rolling stand 500 stated and the flexible and angle adjusting mechanism on gauge head support 300, can be by the height of each device on workbench With angular adjustment to the scope rationally and in measurement distance, it is easier to which staff is operated.
It refer to Fig. 6, in the present embodiment, the transmission device 200 includes motor 220 and electric control box 240, described Electric control box 240 and the motor 220 connect, and the electric control box 240 is used to control the motor 220 to drive institute Measurement cylinder 100 is stated to rotate.
In the present embodiment, it is preferred that the electric control box 240 uses JD6 electromagnetic speed governing motor controllers, is controlled electricity 0.55~the 90kw of power of motivation 220, maximum output DC voltage 90V, electric current 8A, lasting accuracy < ± 2 turn, speed regulation < 0.5% (during 10%~100% load change), has dragging motor stalling, over-speed protection function.
The fifth wheel instrument detection means 1000 that the present embodiment provides, device use exclusive band high impulse optical encoder sensor 140 major diameter gear hobbing roller, move flat-toothed belt 120 in the stepless speed regulation of transmission device 200 control lower band and move so as to simulate True road surface, using tachometric survey technology and advanced electronics microprocessing and special-purpose software are combined, realizes appointing for speed Regulation of anticipating is set with accurate, and the braking distance to non-contact fifth wheel instrument, speed ability progress testing calibration has been effectively ensured, from And the detection accuracy to automobile dynamic performance actual road test is ensure that, there is higher measurement accuracy and that emulates the advanced is applicable Property and preferable industry market potentiality.
Second embodiment
Fig. 7 is refer to, present embodiments provides a kind of fifth wheel instrument detecting system 2000, it includes above-mentioned first embodiment and carried The fifth wheel instrument detection means 1000 of confession and tested fifth wheel instrument photelectric receiver 600.
In the present embodiment, the tested fifth wheel instrument photelectric receiver 600 is arranged on the fifth wheel instrument detection means 1000 On gauge head support 300, the tested fifth wheel instrument photelectric receiver 600 is directed at the transmission belt of the fifth wheel instrument detection means 1000 120, the tested fifth wheel instrument photelectric receiver 600 is used for the move distance and speed for obtaining the transmission belt 120.
Preferably, the tested measurement direction of fifth wheel instrument photelectric receiver 600 and the measuring surface of the transmission belt 120 are hung down Directly.
One kind introduced below is specifically apart from detection example.
By installing optical encoder sensor, direct solenoid variable-speed motor in the measurement cylinder of fifth wheel instrument detection means Under the control of electric control box and drive circuit, stepless speed regulation is realized to motor, it is driven measurement cylinder rotation, reaches The purpose of flat-toothed belt motion on the major and minor roller of measurement cylinder is connected, measures the survey measured by optical encoder sensor The corresponding transmission measured with contactless tested fifth wheel instrument photelectric receiver by photodetector of revolution that amount roller rotates The difference of the move distance of band.
Optical encoder sensor, which rotates a circle, produces 1000 pulses, and machinery drum belt external diameter is Φ 294.20mm, week Long S=924.25656mm, a pulse represent the arc length corresponding to machinery drum.
Therefore, pulse equivalency q=girths S/ optical encoder sensors rotate a circle umber of pulse N
=924.25656/1000
=0.92425656mm
Thus the calculation formula for obtaining braking distance is:
L=N × q
In formula:N-umber of pulse caused by counter records roller rotary photoelectric code sensor
Q-pulse equivalency (mm)
A kind of specific velocity measuring example introduced below.
Fifth wheel instrument detection means is when carrying out the detection of velocity amplitude, by the microcomputer (microcontroller of device controller unit Device) two counters be divided to two passages, it is divided to pulse caused by optical encoder sensor and quartz crystal oscillator after pulse Count respectively.The generation pulse of optical encoder sensor represents distance L, it is divided after quartz crystal oscillator pulse represent time T, by This calculation formula for obtaining speed is:
V=L/T
If:T1 counter records optical encoder sensor umber of pulses N.
Umber of pulse k after T2 counter records quartz crystal oscillators are divided.
Because:Q is optical encoder sensor pulse equivalency;P is crystal oscillator commutator pulse equivalent.
So:V=L/T=(N × q)/(k × p)
In formula:Q, k, p are constant.
In summary, fifth wheel instrument detection means and system provided in an embodiment of the present invention, measurement cylinder, transmission dress are provided with Put with gauge head support, and the measurement cylinder periphery is arranged with transmission belt, and the transmission device and the measurement cylinder are driven Connection, can be rotated by measurement cylinder described in the actuator drives, so that the transmission belt follows the measurement cylinder to transport It is dynamic;Optical encoder sensor is also equipped with the measurement cylinder, can be used for obtaining institute by the optical encoder sensor The rotating speed and revolution of measurement cylinder are stated, to be converted to the rotation arc length of the measurement cylinder;The gauge head support is arranged at described The side of measurement cylinder, the gauge head support can be used for the tested fifth wheel instrument photelectric receiver of installation, so that the tested fifth wheel instrument Photelectric receiver can obtain the move distance and speed of the transmission belt.Compared with prior art, the embodiment of the present invention provides Fifth wheel instrument detection means and system using the exclusive measurement cylinder with high impulse optical encoder sensor in transmission device control System is lower to drive conveyor belt motion so as to simulate true road surface, by taking the structure design of uniqueness, rational operation format and elder generation The control technology entered is combined, and with advanced technology means, is effectively improved measurement device precision, is scientifically realized to non-contact The braking of formula fifth wheel instrument, slide, mileage, speed, acceleration are detected, ensure that to automobile dynamic performance actual road test Detection accuracy..The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for ability For the technical staff in domain, the present invention can have various modifications and variations.Within the spirit and principles of the invention, made Any modification, equivalent substitution and improvements etc., should be included in the scope of the protection.

Claims (10)

1. a kind of fifth wheel instrument detection means, it is characterised in that including measurement cylinder, transmission device and gauge head support, the measurement Its periphery is arranged with transmission belt,
The transmission device is connected with the measurement cylinder, and the transmission device is used to drive the measurement cylinder to rotate, So that the transmission belt follows the measurement cylinder to move,
Optical encoder sensor is installed, the optical encoder sensor is used to obtain the measurement cylinder in the measurement cylinder Rotating speed and revolution,
The gauge head support is arranged at the side of the measurement cylinder, and the gauge head support connects for installing tested fifth wheel instrument photoelectricity Device is received, so that the tested fifth wheel instrument photelectric receiver can obtain the move distance and speed of the transmission belt.
2. fifth wheel instrument detection means according to claim 1, it is characterised in that the periphery of the measurement cylinder sets with teeth Connected in star, the inner circumferential of the transmission belt are provided with toothed projections, the tooth form groove of the measurement cylinder and the tooth of the transmission belt Shape male cooperation.
3. fifth wheel instrument detection means according to claim 1, it is characterised in that the fifth wheel instrument detection means also includes dress Controller unit is put, described device controller unit connects with the optical encoder sensor, and described device controller unit is used for institute The measurement data for stating optical encoder sensor output is handled.
4. fifth wheel instrument detection means according to claim 3, it is characterised in that described device controller unit includes microcontroller Device, high precision clock, power module, the SRAM with power down protection, display module, input equipment and output equipment.
5. fifth wheel instrument detection means according to claim 1, it is characterised in that the fifth wheel instrument detection means also includes rolling Tube stent, the measurement cylinder are set up on the rolling stand.
6. fifth wheel instrument detection means according to claim 1, it is characterised in that the gauge head support is provided with flexible and angle Governor motion is spent, the flexible and angle adjusting mechanism is used to adjust the tested fifth wheel instrument photelectric receiver and the transmission belt Relative position and angle.
7. fifth wheel instrument detection means according to claim 1, it is characterised in that the transmission device includes motor and electricity Gas control cabinet, the electric control box connect with the motor, and the electric control box is used to control the motor to drive The measurement cylinder rotates.
8. fifth wheel instrument detection means according to claim 7, it is characterised in that the electric control box is adjusted for JD6 electromagnetism Electric motor with speed controller.
9. fifth wheel instrument detection means according to claim 1, it is characterised in that the optical encoder sensor is GBZ03B Type.
10. a kind of fifth wheel instrument detecting system, it is characterised in that including the fifth wheel instrument detection as described in any one of claim 1 to 9 Device and tested fifth wheel instrument photelectric receiver, the tested fifth wheel instrument photelectric receiver are arranged on the fifth wheel instrument detection means Gauge head support on, the tested fifth wheel instrument photelectric receiver is directed at the transmission belt of the fifth wheel instrument detection means, described tested Fifth wheel instrument photelectric receiver is used for the move distance and speed for obtaining the transmission belt.
CN201711345460.8A 2017-12-14 2017-12-14 Fifth wheel instrument detection means and system Pending CN107843443A (en)

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Application Number Priority Date Filing Date Title
CN201711345460.8A CN107843443A (en) 2017-12-14 2017-12-14 Fifth wheel instrument detection means and system

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Application Number Priority Date Filing Date Title
CN201711345460.8A CN107843443A (en) 2017-12-14 2017-12-14 Fifth wheel instrument detection means and system

Publications (1)

Publication Number Publication Date
CN107843443A true CN107843443A (en) 2018-03-27

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337059A (en) * 2020-04-17 2020-06-26 浙江众邦机电科技有限公司 Method and system for detecting looseness of belt pulley of lower-hanging motor of sewing machine

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Publication number Priority date Publication date Assignee Title
CN200968959Y (en) * 2006-09-13 2007-10-31 上海通运汽车科技有限公司 Analogy moving road surface apparatus for speedometers calibrating equipment
CN101144828A (en) * 2006-09-13 2008-03-19 上海通运汽车科技有限公司 Non-contact speed gage calibrating apparatus
CN204241506U (en) * 2014-12-22 2015-04-01 黑龙江省计量检定测试院 Drum-type velometer inspecting stand measurement mechanism
CN207502189U (en) * 2017-12-14 2018-06-15 中国测试技术研究院 Fifth wheel instrument detection device and system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200968959Y (en) * 2006-09-13 2007-10-31 上海通运汽车科技有限公司 Analogy moving road surface apparatus for speedometers calibrating equipment
CN101144828A (en) * 2006-09-13 2008-03-19 上海通运汽车科技有限公司 Non-contact speed gage calibrating apparatus
CN204241506U (en) * 2014-12-22 2015-04-01 黑龙江省计量检定测试院 Drum-type velometer inspecting stand measurement mechanism
CN207502189U (en) * 2017-12-14 2018-06-15 中国测试技术研究院 Fifth wheel instrument detection device and system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337059A (en) * 2020-04-17 2020-06-26 浙江众邦机电科技有限公司 Method and system for detecting looseness of belt pulley of lower-hanging motor of sewing machine

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