CN102261941B - Method for measuring bomb chamber volume - Google Patents
Method for measuring bomb chamber volume Download PDFInfo
- Publication number
- CN102261941B CN102261941B CN2011101088092A CN201110108809A CN102261941B CN 102261941 B CN102261941 B CN 102261941B CN 2011101088092 A CN2011101088092 A CN 2011101088092A CN 201110108809 A CN201110108809 A CN 201110108809A CN 102261941 B CN102261941 B CN 102261941B
- Authority
- CN
- China
- Prior art keywords
- liquid
- measured material
- measured
- volume
- measuring
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a method and a device for measuring a bomb chamber volume. The method comprises the following steps of: manufacturing a measuring fixture by using an elastic thin-film material; putting the measuring fixture into a bomb inner cavity of the bomb chamber to be measured, fixing the bomb to be measured, and correspondingly connecting the measuring fixture with a liquid addition pipeline, connecting the liquid addition pipeline with a liquid accommodating container and connecting the liquid accommodating container with a pressure cylinder; starting the pressure cylinder, injecting liquid into the fixture by means of thrust of the pressure cylinder so as to tightly contact the elastic thin-film material of the measuring fixture with the bomb inner cavity, and calculating the volume of liquid which is added into the measuring fixture; and adding the volume of the measuring fixture and the volume of the liquid added into the measuring fixture to obtain the bomb chamber volume. The measuring method and the measuring device have high measurement accuracy; the degree of automation is high, and higher measurement accuracy is achieved; the measuring efficiency is high; the measuring equipment has simple structure and low cost; and the technology breaks through the tradition.
Description
Technical field:
The present invention relates to method and device thereof that a kind of cavity volume is measured, body chambervolume measuring method and device thereof that particularly a kind of body chambervolume to cannon bomb carries out fast, accurately measures.
Background technology:
In the processing technology of cannon bomb, the interior explosive load of body is a very crucial parameter, and therefore the body chambervolume being carried out accurate detection is exactly an important process, also is an at present domestic industrial difficult problem of army.For a long time; Military enterprise is in the shell production run; Measurement to the body chambervolume all is to adopt " title water law " (the front and back density divided by water of poor quality of promptly utilizing the body coyote hole to inject water obtains); This method is not only taken a lot of work, and the error of testing result is also bigger, has adapted to not the requirement of modern war production.
At present, the someone proposes a kind of gas that utilizes and charges into, and measures the body volume indirectly through the method for measurement gas pressure.But this kind method is higher to outside environmental requirement, and influence factor is also more, like gas temperature, gas source temperature, inflation inlet flow, has gas to leak equal error again, is that the sealing requirements of body mouth interface is higher to inflation inlet also, and operability is little.
Therefore need the new body chambervolume calibration method of research, to improve accuracy and the efficient of measuring the body chambervolume.
Summary of the invention:
The objective of the invention is to in the present production run, deficiency such as body chambervolume measuring accuracy is not high, error big, efficient is lower proposes a kind of body chambervolume measuring method and device thereof.
Technical scheme of the present invention: body chambervolume measuring method is characterized in that comprising the steps:
(1) processes measured material with the elastic membraneous material;
(2) measured material is put into the body inner chamber of body coyote hole to be measured, body to be measured is fixed, measured material and liquid are added pipeline, liquid add pipeline and liquid container containing, the liquid container containing is corresponding with pressure cylinder connects;
(3) starting pressure cylinder injects liquid by the thrust of pressure cylinder in the anchor clamps elastic membraneous material of measured material is closely contacted with the body inner chamber, under liquid effects, is full of the body inner chamber of body coyote hole until measured material; The distance that moves ahead of push rod in the gaging pressure cylinder according to the displacement of the cylinder diameter and the push rod of pressure cylinder, is calculated the volume that joins the liquid in the measured material;
(4), promptly obtain the body chambervolume with the volume addition that joins liquid in the measured material with the measured material own vol.
Further characteristic is: in measured material, put into the known filling material of volume, at last the volume of measured material own vol, filling material and the volume addition that joins liquid in the measured material are obtained the body chambervolume.
Before step (2) is put into the body inner chamber with measured material, with flexible pipe measured material is linked to each other with a cylinder piston constructional device, form an airtight cavity, be full of the liquid of certain volume in the cavity; The pulling piston rod, the partially liq in the elastic film flows into cylinder body, makes the elastic membrane volume diminish and is convenient to put it into the body coyote hole.
A kind of measurement mechanism of realizing above-mentioned measuring method; It is characterized in that: comprise the measurement frame; Clamp device, filling pressure cylinder and filling liquid container are set on the measurement frame, and body to be measured is arranged on to be measured on the frame, and clamp device is in order to clamp body to be measured; In the body inner chamber of body to be measured, the measured material that the elastic membraneous material processes is set; The filling pipeline of filling liquid container feeds in the measured material; The piston push rod of filling pressure cylinder acts in the filling liquid container, and the liquid that promotes in the filling liquid container flows in the measured material through filling pipeline 7.
In measured material, put into the known obturator of volume.
Upper end at body to be measured is provided with connector, and the centre of connector is provided with through hole, and the upper and lower side of through hole all is provided with internal thread, connects through the internal thread of the upper end pipeline of will annotating, and the internal thread through the lower end is connected measured material with obturator.
Described obturator is the pole shape, and obturator upper end is provided with one section external thread, and the internal thread through this external thread and connector lower end matches and screws in, and in the obturator set inside liquid-through hole is arranged.
The present invention adopts a kind of elastic membraneous material to process special fixtures; And in membraneous material, put into the known filling material of volume in light weight; Anchor clamps are put into the body inner chamber; Inject liquid by the thrust of hydraulic pressure in the anchor clamps elastic membraneous material is closely contacted with the body inner chamber, use in the displacement sensor pressure cylinder push rod distance that moves ahead, calculating is punched into the volume of the liquid in the anchor clamps.With elastic membraneous material's own vol, the volume of filling material promptly obtains the result with the volume addition that is punched into liquid in the anchor clamps at last.
Measuring method of the present invention and device thereof with respect to prior art, have following characteristics:
1, measuring accuracy is high; The automaticity of this invention is higher, can realize full automatic measuring process through control system, obtains higher measuring accuracy; In measuring process, displacement transducer can directly accurately be measured the distance of push rod, then data is sent in the program, calculates, so can direct fast sense data.
2, efficiency of measurement is high: this invention overcomes in the classic method the pollution of testee in addition, has reduced the link of handling polluting, and has also just improved efficiency of measurement.
3, measuring equipment is simple in structure, cost is not high; The thinking set of the direct measurement that this technology breaks traditions, but convert simple displacement measurement into, and displacement measurement (as using displacement transducer) is comparatively ripe in technical field, this lays the foundation for realizing measuring indirectly accurately.Standing in production site have hydraulic pressure or air pressure station, so that the reality of this invention can be operated with practicality is all bigger, need not the equipment that provides special.
4, usable range is wide; The present invention can also be used for the measurement of other irregular cavity volume, will have to use prospect preferably.
Description of drawings
Fig. 1 is a measurement mechanism wiring layout of the present invention;
Fig. 2 is second kind of wiring layout of measurement mechanism of the present invention;
Fig. 3 is the used connector structural drawing of the present invention;
Fig. 4 is the used obturator of the present invention (part a 10) structural drawing.
Embodiment
Body chambervolume measuring method of the present invention is characterized in that comprising the steps:
1, processes measured material with the elastic membraneous material;
2, measured material is put into the body inner chamber of body coyote hole to be measured, body to be measured is fixed, measured material and liquid are added pipeline, liquid add pipeline and liquid container containing, the liquid container containing is corresponding with pressure cylinder connects;
3, starting pressure cylinder; Hydraulic thrust by pressure cylinder; Add pipeline through liquid the liquid in the liquid container containing is injected anchor clamps, the elastic membraneous material of measured material is closely contacted with the body inner chamber, under liquid effects, be full of the body inner chamber of body coyote hole until measured material; The distance that moves ahead of push rod in the gaging pressure cylinder according to the displacement of the cylinder diameter and the push rod of pressure cylinder, is calculated the volume that joins the liquid in the measured material;
4,, promptly obtain the body chambervolume with the volume addition that joins liquid in the measured material with the measured material own vol.The body chambervolume can obtain through demarcating to handle.
For the body coyote hole of larger volume, in order to improve efficiency of measurement, in measured material, put into the known filling material of volume, at last the volume of measured material own vol, filling material and the volume addition that joins liquid in the measured material are obtained the body chambervolume.The body chambervolume can obtain through demarcating to handle.
Before step 2 is put into the body inner chamber with measured material, with flexible pipe measured material is linked to each other with a cylinder piston structure (piston connecting rod structure of similar prior art), form an airtight cavity, be full of the liquid of certain volume in the cavity; The pulling piston rod, the partially liq in the elastic film flows into cylinder body, makes the elastic membrane volume diminish and is convenient to put it into the body coyote hole; Measured material is put into the body coyote hole, and measured material and body are compressed, have on the measured material and be convenient to the groove structure that air is discharged in the coyote hole, be convenient to gas and discharge.
The liquid that is added can be water, alcohol etc., conveniently draws materials, and is convenient to calculate.
Pressure cylinder of the present invention, adopt hydraulic cylinder or cylinder all can, provide pressure clamping body, or in measured material, inject liquid.
The present invention provides a kind of device of quick measurement body chambervolume; In Fig. 1,2,3,4; Comprise and measure frame 1, clamp device 2, filling pressure cylinder 3 and filling liquid container 4 are set on measurement frame 1, body 5 to be measured is arranged on to be measured on the frame 1; Clamp device 2 is in order to clamping body to be measured 5, and clamp device 2 can be to clamp cylinder (hydraulic cylinder, pneumatic cylinder), suitable anchor clamps etc.; The measured material 6 that the elastic membraneous material processes is set in the body inner chamber of body to be measured 5; The filling pipeline 7 of filling liquid container 4 feeds in the measured material 6; The piston push rod of filling pressure cylinder 3 acts in the filling liquid container 4, and the liquid that promotes in the filling liquid container 4 flows in the measured material 6 through filling pipeline 7.In order to measure accurately, in filling pressure cylinder 3, displacement transducer is set, this displacement transducer can detect the displacement of the piston push rod of filling pressure cylinder 3; Displacement transducer is used for accurately measuring push rod by the distance of initial position to stop position, and data are sent to microcomputer.The clamping pressure cylinder that filling pressure cylinder of the present invention 3, clamp device 2 are selected for use, mobile down in control device control, control device is used for the rotating of the motor of controlled pressure cylinder, thus the moving forward and backward of controlled pressure cylinder push rod; Clamp device 2 withstands body to be measured 5 bases, thereby body and measured material 6 is close to through hydraulic stem or clamp; In measurement, filling pressure cylinder 3 provides bigger thrust, makes the membraneous material of measured material 6 be close to the inwall of body inner chamber, so the device that need well be connected closely contacts the coboundary of measured material 6 and body.Can be provided with on the measured material 6 and be convenient to the groove structure that air is discharged in the coyote hole, be convenient to gas and discharge.
In order to improve efficiency of measurement, for the body coyote hole of larger volume,, in measured material 6, put into the known obturator of volume 10 in order to improve efficiency of measurement, can minimizing need the liquid volume that adds, to reduce the distance that moves ahead of pressure cylinder push rod, improve efficiency of measurement.
In Fig. 2, reliably be connected with filling pipeline 7 in order to make the measured material 6 in the measurement mechanism of the present invention body to be measured 5, make liquid can all be filled in the measured material 6; Upper end at body to be measured 5; Connector 12 is set, and the centre of connector 12 is provided with through hole 13, and the upper and lower side of through hole 13 all is provided with internal thread; Connect through will annotate pipeline 7 of the internal thread of upper end during connection; Internal thread through the lower end is with connections such as measured material 6, obturators 10, and this device adopts the hermetically-sealed construction of prior art simultaneously, meets the requirements of sealing effectiveness with acquisition.
In Fig. 3, a kind of specific embodiment structure of the used obturator 10 of the present invention, obturator 10 upper ends of pole shape are provided with one section external thread, are convenient to connect; Internal thread through this external thread and connector 12 lower ends during connection matches and screws in, and the measured material of simultaneously elastic membraneous material being processed 6 is clamped between the internal and external screw thread and connects; In obturator 10 set inside liquid-through hole 14 is arranged, the liquid in the filling liquid container 4 is packed in the measured material 6 through the pipeline 7 of annotating, the through hole 13 of connector 12, liquid-through hole 14 filling pressure cylinder about 3 time.
Claims (3)
1. body chambervolume measuring method is characterized in that comprising the steps:
(1) processes measured material with the elastic membraneous material;
(2) measured material is put into the body inner chamber of body coyote hole to be measured, body to be measured is fixed, measured material and liquid are added pipeline, liquid add pipeline and liquid container containing, the liquid container containing is corresponding with pressure cylinder connects;
(3) starting pressure cylinder; Hydraulic thrust by pressure cylinder; Add pipeline through liquid the liquid in the liquid container containing is injected measured material; The elastic membraneous material of measured material is closely contacted with the body inner chamber, under liquid effects, be full of the body inner chamber of body coyote hole until measured material; The distance that moves ahead of push rod in the gaging pressure cylinder according to the displacement of the cylinder diameter and the push rod of pressure cylinder, is calculated the volume that joins the liquid in the measured material;
(4), promptly obtain the body chambervolume with the volume addition that joins liquid in the measured material with the measured material own vol.
2. according to the said body chambervolume of claim 1 measuring method; It is characterized in that: in measured material, put into the known filling material of volume, at last the volume of measured material own vol, filling material and the volume addition that joins liquid in the measured material are obtained the body chambervolume.
3. according to the said body chambervolume of claim 1 measuring method; It is characterized in that: before step (2) is put into the body inner chamber with measured material; With flexible pipe measured material is connected with a cylinder piston constructional device, forms an airtight cavity, be full of the liquid of certain volume in the cavity; The pulling piston rod, the partially liq in the elastic film flows into cylinder body, makes the elastic film smaller volume be convenient to put it into the body coyote hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101088092A CN102261941B (en) | 2011-04-28 | 2011-04-28 | Method for measuring bomb chamber volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101088092A CN102261941B (en) | 2011-04-28 | 2011-04-28 | Method for measuring bomb chamber volume |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102261941A CN102261941A (en) | 2011-11-30 |
| CN102261941B true CN102261941B (en) | 2012-08-15 |
Family
ID=45008661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101088092A Expired - Fee Related CN102261941B (en) | 2011-04-28 | 2011-04-28 | Method for measuring bomb chamber volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102261941B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206999B (en) * | 2013-02-28 | 2016-01-13 | 韩杰 | The measuring method of capsule medicinal powder loading amount |
| CN104713430B (en) * | 2015-03-06 | 2016-07-06 | 西安近代化学研究所 | A kind of measurement warhead volume device |
| CN105157781B (en) * | 2015-06-01 | 2018-03-06 | 湖北三江航天红林探控有限公司 | Clean tank volume self-operated measuring unit and method |
| CN110243254B (en) * | 2019-05-09 | 2020-11-17 | 南宁天朗项目管理咨询有限责任公司 | Construction engineering crack detection system |
| CN111998906B (en) * | 2020-09-02 | 2023-01-13 | 井冈山大学 | A measuring device that is arranged in biology research intelligence to prejudge irregular cave volume |
| CN112325972B (en) * | 2020-09-24 | 2023-11-10 | 塔里木大学 | Object volume measuring device, production equipment and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201107080Y (en) * | 2007-12-03 | 2008-08-27 | 王月声 | Marine vehicle liquid tank containing mark measuring system |
| CN101470016A (en) * | 2007-12-28 | 2009-07-01 | 中国航天科技集团公司第五研究院第五一〇研究所 | Apparatus for measuring volume by built-in method |
| CN202057376U (en) * | 2011-04-28 | 2011-11-30 | 重庆理工大学 | Measurement device for cartridge volume of projectile body |
-
2011
- 2011-04-28 CN CN2011101088092A patent/CN102261941B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201107080Y (en) * | 2007-12-03 | 2008-08-27 | 王月声 | Marine vehicle liquid tank containing mark measuring system |
| CN101470016A (en) * | 2007-12-28 | 2009-07-01 | 中国航天科技集团公司第五研究院第五一〇研究所 | Apparatus for measuring volume by built-in method |
| CN202057376U (en) * | 2011-04-28 | 2011-11-30 | 重庆理工大学 | Measurement device for cartridge volume of projectile body |
Non-Patent Citations (1)
| Title |
|---|
| 李国平等.弹体药室容积检测的新方法.《济南大学学报》.2001,第15卷(第4期),328-330. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102261941A (en) | 2011-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102261941B (en) | Method for measuring bomb chamber volume | |
| CN102435402B (en) | Device for detecting leak rate of sealing ring | |
| CN102680189B (en) | Leakage detecting device | |
| CN110160714B (en) | Soft package battery airtightness inspection system and method | |
| CN207280877U (en) | One kind simulation low permeability reservoir stress sensitive test device | |
| CN203519626U (en) | Automatic calibration device for transformer gas in oil | |
| CN205102992U (en) | Engine water pipe gas tightness dry -type check out test set | |
| CN101881689A (en) | Large-capacity power lithium-ion battery sealing-performance testing equipment and test method thereof | |
| CN102401726A (en) | Air-tightness detecting device and method for corrugated pipe | |
| CN203688176U (en) | Air tightness detection device of lead-acid storage battery | |
| CN109991120A (en) | Rock covers isothermal adsorption/desorption and displacement test equipment and method under press strip part | |
| CN103513011A (en) | Automatic calibration device for gas in transformer oil | |
| CN203616063U (en) | Valve oil seal static sealing performance detection device | |
| CN106644279A (en) | High-pressure inflation connecting pipe defect detection device | |
| CN203758871U (en) | True density and porosity analyzer | |
| CN202057376U (en) | Measurement device for cartridge volume of projectile body | |
| CN113390586A (en) | Air-tight detection equipment for pressure gauge | |
| CN204115978U (en) | The pump housing air-tightness detection device of urea volume pump | |
| CN105865728A (en) | Small flow leakage detection method and device | |
| CN211669025U (en) | Rock core gas permeability detection device | |
| CN205262537U (en) | Measure device of irregular solid volume | |
| CN211206064U (en) | On-line spectrum testing device under deep coal rock triaxial stress and gas saturation condition | |
| CN202119499U (en) | Cylinder cover volume detecting device based on synchronous pressure measurement | |
| CN206223592U (en) | Bu Shi pressure-gage inspecting devices | |
| CN209927351U (en) | Quick switching device for testing output performance of pressure sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20130428 |