CN201476938U - Full-automatic pressure checking equipment of piston type pressure gauge - Google Patents

Full-automatic pressure checking equipment of piston type pressure gauge Download PDF

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Publication number
CN201476938U
CN201476938U CN2009201350628U CN200920135062U CN201476938U CN 201476938 U CN201476938 U CN 201476938U CN 2009201350628 U CN2009201350628 U CN 2009201350628U CN 200920135062 U CN200920135062 U CN 200920135062U CN 201476938 U CN201476938 U CN 201476938U
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CN
China
Prior art keywords
piston
pressure
automatic
piston type
calibration equipment
Prior art date
Application number
CN2009201350628U
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Chinese (zh)
Inventor
马俊杰
Original Assignee
马俊杰
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Publication date
Application filed by 马俊杰 filed Critical 马俊杰
Priority to CN2009201350628U priority Critical patent/CN201476938U/en
Application granted granted Critical
Publication of CN201476938U publication Critical patent/CN201476938U/en

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Abstract

The utility model discloses a full-automatic pressure checking equipment of a piston type pressure gauge, which comprises a piston type pressure gauge main body, an automatic pressure generating device, an electronic measurement and control system, a computer, an image acquisition system and an image recognition control software, and is characterized in that a corresponding position of each checked pressure gauge is provided with a camera that is connected with the computer by an image acquisition card. When in checking, a pressure value indicated by a pointer of each checked pressure gauge is transmitted to the computer by the image acquisition system, and a pressure indicating value of the checked pressure gauge can be judged and read by the image recognition control software; and the pressure indicating value of the checked gauge is compared with a standard weight, the computer automatically processes the data to obtain the result, and prints a report.

Description

A kind of fully automatic piston type manometer pressure calibration equipment
Technical field
The utility model relates to a kind of measurement verification instrument and equipment, especially a kind of fully automatic piston type manometer pressure calibration equipment.
Background technology
Piston gage is to come gaging pressure according to the statical equilibrium principle of pressure transmitting medium, piston gage is to be made of pressure generation systems and pressure-measuring system two parts, the precision of pressure is to guarantee by the counterweight quality that applies standard on the index plane area piston, and it has characteristics such as precision height, good stability, measurement range be wide.But existing piston formula manometer pressure calibration equipment all is to add and unload by manually carrying out counterweight, the pressurization of artificial rotation threaded screw rod, piston rises, when making pallet rise to the working position, stop pressurization, it is a normal pressure that the pressure that pressure and pressure gauge produced that quality produced that this moment, standard test weight added pallet balances each other, operating process is required very strictness, and environmental baseline is also had specific requirement, otherwise can't reach the requirement of pressure precision, when the pointer pressure error of indication is detected, all be by artificial reading, manual record, artificial calculating, workload is big, efficient is low, and is prone to personal error, thereby labour intensity is big, efficient is low, complicated operation, and robotization that can't implementation procedure.
Summary of the invention
Development purpose of the present utility model is to overcome the deficiencies in the prior art, and a kind of automaticity height, good reliability are provided, can increase work efficiency, and reduces the fully automatic piston type manometer pressure calibration equipment of error.
A kind of fully automatic piston type manometer pressure calibration equipment of the present utility model, comprise piston gage main body, automatic pressure generating means, electronic measurement and control system, computing machine, image capturing system, image recognition Control Software composition, it is characterized in that: at each tested manometric correspondence position a video camera will be installed all, and be connected with computing machine by image pick-up card.The force value of tested gauge hand indication sends computing machine to by image capturing system when calibrating, go out tested manometric pressure indicating value by the interpretation of image recognition Control Software, tested gauge pressure indicating value and the comparison of standard law counterweight, the computing machine automatic data processing is obtained a result, and automatic printout form.
Described piston gage main body is provided with the pistons work position transducer and is connected with electronic measurement and control system.
Described piston gage main body comprises: piston rotation system, counterweight, piston component, piston pallet is characterized in that: also be provided with the counterweight automatic handling device in the piston gage main body.
Described image capturing system comprises: image pick-up card, video camera, image recognition Control Software, no reflection events light source, regulator, guide rail.
Described piston gage main body is connected with the automatic pressure generating means by force pipe.
The pressure output end of described automatic pressure generating means connects detected manometer, and pressure output end quantity is not limit and had and raps device.
The beneficial effects of the utility model are: easy and simple to handle, can produce the pressure of high precision, high stable automatically, and can make its pressure output value be stabilized on the setting value for a long time, need not manually add and unload counterweight, manually reading, manual record, artificial calculating, reduce and artificially to know poor, reduce labour intensity, implementation procedure automatically.
Description of drawings
Fig. 1 is a functional-block diagram of the present utility model;
Fig. 2 is a modular construction synoptic diagram of the present utility model.
Among the figure: 11, piston rotation mechanism; 12, counterweight; 13, counterweight automatic handling device; 14, piston gage main body; 15, piston component; 16, force pipe; 17, position transducer; 18, piston pallet; 21, automatic pressure generating means; 22, regulator; 23, tensimeter; 24, pressure output end; 25, no reflection events light source; 26, video camera; 27, guide rail; 28, rap device, 31, electronic measurement and control system; 41, computing machine.
Embodiment
Embodiment one:
A kind of fully automatic piston type manometer pressure calibration equipment of the present utility model, comprise piston gage main body 14, automatic pressure generating means 21, electronic measurement and control system 31, computing machine 41, image capturing system, image recognition Control Software composition, it is characterized in that: the correspondence position at each tested tensimeter 23 all will be installed a video camera 26, and is connected with computing machine 41 by image pick-up card.The force value of tested tensimeter 23 pointers indication sends computing machine 41 to by image capturing system when calibrating, go out the pressure indicating value of tested tensimeter 23 by the interpretation of image recognition Control Software, tested gauge pressure 23 indicating values and 12 comparisons of standard law counterweight, computing machine 41 automatic data processings are obtained a result, and automatic printout form.
Described piston gage main body 14 is provided with pistons work position transducer 17 and is connected with electronic measurement and control system 31.
Described piston gage main body 14 comprises: piston rotation mechanism 11, counterweight 12, piston component 15, piston pallet 18 is characterized in that: also be provided with counterweight automatic handling device 13 in the piston gage main body 14.
Described image capturing system comprises: image pick-up card, video camera 26, image recognition Control Software, no reflection events light source 25, regulator 22, guide rail 27.
Described piston gage main body 14 is connected with automatic pressure generating means 21 by force pipe 16.
The pressure output end 24 of described automatic pressure generating means 21 connects detected manometer 23, and pressure output end 24 quantity are not limit and had and rap device 28.
Operating process of the present utility model is: at first wanting the detected pressures table to receive the pressure output end 24 of automatic pressure generating means 21, manometric reading is in the face of accurate video camera 26, make video camera about in the of 26 by regulator 22, move left and right mixes up the requirement that the image definition of tested table and image size are fit to the image recognition Control Software, transfers to the back of tested table rapping device.Import the relevant information of tested table in the image recognition Control Software, click the full-automatic calibrating that " beginning calibrating " button just can implementation procedure at the interface of image recognition Control Software, computing machine 41 sends instruction and makes electronic measurement and control system 31 control automatic pressure generating means 21 and counterweight automatic handling devices 13, automatic pressure generating means 21 begins pressurization, counterweight automatic handling device 13 begins to load counterweight to the piston pallet, the pressure that automatic pressure generating means 21 produces is transferred on the piston by force pipe 16, make piston pallet 18 rise to the working position and feed back to electronic measurement and control system 31 by position transducer 17, sending instruction by electronic measurement and control system 31 again makes automatic pressure generating means 21 stop pressurization, electronic measurement and control system 31 sent instructions for piston rotation mechanism 11 to carry out the piston rotation when piston pallet 18 rose to the working position, can break away from counterweight 12 pistons to piston rotation back piston rotating mechanism 11 fully, this moment standard test weight 12 to add that the pressure that quality produced of piston pallet 18 and pressure that automatic pressure generating means 21 is produced balances each other be a normal pressure, image recognition this moment Control Software is discerned reading to the current indicating value of tensimeter, to carry out the value rapping and read after rapping manometric according to vertification regulation after the identification, electronic measurement and control system 31 can send signal and raps tensimeter rapping device, this raps device and has also replaced staff, rap back image recognition Control Software the tensimeter after rapping is discerned reading, tested gauge pressure indicating value and the comparison of standard law counterweight, so just finish the calibrating of a spot pressure, repeating above step, just can to examine and determine spot check to all intact, and examine the Control Software of image recognition afterwards, just can to export verification result automatically by printer be raw readings.
The above only is preferred embodiment of the present utility model, is not the utility model is done any pro forma restriction.Any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, any simple modification, equivalent variations and modification according to technical spirit of the present utility model is done all still belong in the scope of technical solutions of the utility model.

Claims (6)

1. fully automatic piston type manometer pressure calibration equipment, comprise piston gage main body, automatic pressure generating means, electronic measurement and control system, computing machine, image capturing system, image recognition Control Software composition, it is characterized in that: at each tested manometric correspondence position a video camera will be installed all, and be connected with computing machine by image pick-up card.
2. a kind of fully automatic piston type manometer pressure calibration equipment according to claim 1 is characterized in that: described piston gage main body is provided with the pistons work position transducer and is connected with electronic measurement and control system.
3. a kind of fully automatic piston type manometer pressure calibration equipment according to claim 1, it is characterized in that: described piston gage main body comprises: piston rotation system, counterweight, piston component, piston pallet also are provided with the counterweight automatic handling device in the piston gage main body.
4. a kind of fully automatic piston type manometer pressure calibration equipment according to claim 1, it is characterized in that: described image capturing system comprises: image pick-up card, video camera, image recognition Control Software, no reflection events light source, regulator, guide rail.
5. a kind of fully automatic piston type manometer pressure calibration equipment according to claim 1, it is characterized in that: described piston gage main body is connected with the automatic pressure generating means by force pipe.
6. a kind of fully automatic piston type manometer pressure calibration equipment according to claim 1, it is characterized in that: the pressure output end of described automatic pressure generating means connects detected manometer, and pressure output end quantity is not limit and had and raps device.
CN2009201350628U 2009-02-25 2009-02-25 Full-automatic pressure checking equipment of piston type pressure gauge CN201476938U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201350628U CN201476938U (en) 2009-02-25 2009-02-25 Full-automatic pressure checking equipment of piston type pressure gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201350628U CN201476938U (en) 2009-02-25 2009-02-25 Full-automatic pressure checking equipment of piston type pressure gauge

Publications (1)

Publication Number Publication Date
CN201476938U true CN201476938U (en) 2010-05-19

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CN2009201350628U CN201476938U (en) 2009-02-25 2009-02-25 Full-automatic pressure checking equipment of piston type pressure gauge

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103728005A (en) * 2013-12-05 2014-04-16 天津昭鑫电材科技有限公司 Overhead-tank weighing module precision verifying unit
CN104019938A (en) * 2014-05-27 2014-09-03 大连工业大学 Free-combination automatic-weight adding device
CN104048693A (en) * 2013-11-29 2014-09-17 广东电网公司电力科学研究院 Fully-automatic pointer instrument calibration system based on machine vision images
CN104344929A (en) * 2013-08-05 2015-02-11 Wika亚历山大·威甘德欧洲股份两合公司 Method of providing reference pressures
CN105222952A (en) * 2015-10-13 2016-01-06 彭景吉 A kind of high-precision pressure gauge calibrating instrument digital control system
CN106996850A (en) * 2017-03-30 2017-08-01 杭州石林自动化工程有限公司 A kind of piston manometer full-automatic pressure source
CN107356370A (en) * 2017-07-18 2017-11-17 王冠霖 Manometer calibrating measurement integrated apparatus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104344929A (en) * 2013-08-05 2015-02-11 Wika亚历山大·威甘德欧洲股份两合公司 Method of providing reference pressures
CN104048693A (en) * 2013-11-29 2014-09-17 广东电网公司电力科学研究院 Fully-automatic pointer instrument calibration system based on machine vision images
CN103728005A (en) * 2013-12-05 2014-04-16 天津昭鑫电材科技有限公司 Overhead-tank weighing module precision verifying unit
CN104019938A (en) * 2014-05-27 2014-09-03 大连工业大学 Free-combination automatic-weight adding device
CN105222952A (en) * 2015-10-13 2016-01-06 彭景吉 A kind of high-precision pressure gauge calibrating instrument digital control system
CN105222952B (en) * 2015-10-13 2018-12-18 贵州安健环管理咨询有限公司 A kind of high-precision pressure gauge calibrating instrument digital control system
CN106996850A (en) * 2017-03-30 2017-08-01 杭州石林自动化工程有限公司 A kind of piston manometer full-automatic pressure source
CN107356370A (en) * 2017-07-18 2017-11-17 王冠霖 Manometer calibrating measurement integrated apparatus

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