CN108663320A - Sealing element lip surface quality detecting system based on array pressure sensor - Google Patents
Sealing element lip surface quality detecting system based on array pressure sensor Download PDFInfo
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- CN108663320A CN108663320A CN201810498062.8A CN201810498062A CN108663320A CN 108663320 A CN108663320 A CN 108663320A CN 201810498062 A CN201810498062 A CN 201810498062A CN 108663320 A CN108663320 A CN 108663320A
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- sealing element
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/08—Detecting presence of flaws or irregularities
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Abstract
A kind of sealing element lip surface quality detecting system based on array pressure sensor, including workbench, turntable connection on motor output shaft and workbench below workbench, upright slide block on the upright slide rail of workbench connection is connected with horizontal slide rail, and the first, second square slider is arranged on horizontal slide rail;First square slider both sides are connected with first level holder, and square slider is equipped on the first level holder per side, fixture is connected with below square slider;It is connected with fixture below second square slider, the second square slider side is connected with the second horizontal stand, and round slider is equipped on the second horizontal stand, measurement sensor is connected with below round slider;The control terminal of motor is connected with operation console, and measurement sensor is connected with video-stream processor;The present invention controls motor by operation console and drives turntable rotation, is realized by measurement sensor and detects and shown by video-stream processor, has easy to operate, automatic detection, measures high accuracy for examination.
Description
Technical field
The present invention relates to sealing element lip technical field of quality detection, and in particular to one kind being based on array pressure sensor
Sealing element lip surface quality detecting system.
Technical background:
Rubber-plastic sealing part is most important to the operating of mechanical equipment, performance and used life.The failure of sealing element can be direct
The efficiency of complete machine is influenced, and is associated with and causes potential bigger economic loss, or even serious safety accident can be brought.
Contact and pressure distribution when sealing element lip quality is installed and worked to sealing element have a major impact, and seal
Lip quality decides property of sealing piece quality.However, for the lip surface of relatively large sealing element (0.5 meter≤diameter≤2 meter)
Quality testing is often using the method for artificial range estimation or touch detection, and not only measurement result is unreliable, but also efficiency is low, labour is strong
Degree is big.Due to sealing element lip it is off quality and again dismantle installation new seal it is both time-consuming and laborious, can also cause certain
Economic loss.
Currently, being concentrated mainly on sealing performance research for the research of sealing element both at home and abroad, measurement sealing element is specialized in
The document of lip quality is seldom.Therefore, there is an urgent need to invent a kind of sealing element lip measurable when producing and installing sealing element
The system of quality can find sealing element lip quality problems in time, to improve working efficiency, reduce economic loss.
Invention content
In order to overcome the disadvantages of the above prior art, the purpose of the present invention is to provide one kind being based on array pressure sensing
The sealing element lip surface quality detecting system of device, can detect sealing element lip quality automatically, have easy to operate, accuracy of detection
High, the features such as testing result is reliable.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of sealing element lip surface quality detecting system based on array pressure sensor, including workbench 3, work
Motor 5 is arranged in 3 lower section of platform, and the output shaft of motor 5 is connect with the turntable 2 on workbench 3 by first axle 4;On 3 table top of workbench
Side is provided with upright slide rail 13, is furnished with upright slide block 12 on upright slide rail 13, horizontal slide rail 14 is connected on upright slide block 12,
First square slider 17, the second square slider 19 are set on horizontal slide rail 14;
The both sides of first square slider 17 are connected with first level holder 15, and first level holder 15 is perpendicular to horizontal slide rail
14, third square slider 16 is installed on the first level holder 15 of side, the lower section of third square slider 16 is connected with third
Fixture 10 is equipped with square sliding block 18, the lower section connection of square sliding block 18 on the first level holder 15 of the other side
There is the second fixture 9;The lower section of second square slider 19 is connected with the first fixture 8, and the side of the second square slider 19 is connected with
Two horizontal stands 21, the second horizontal stand 21 are equipped with round slider 20 on horizontal slide rail 14, the second horizontal stand 21,
The lower section of round slider 20 is connected with measurement sensor 7;
The control terminal and operation console 11 of motor 5 connect, and the output of measurement sensor 7 and video-stream processor 23 connect.
It is slided by adjusting and fixing upright slide block 12, the first square slider 17, third square slider 16, square manually
Block 18, the second square slider 19, round slider 20 sense to adjust the first fixture 8, the second fixture 9, third fixture 10 and measurement
The position of device 7 makes detected 1 center of circle of sealing element be overlapped with 2 center of circle of turntable, and measurement sensor 7 is close to 1 lip of sealing element, and
Detected sealing element 1 is fixed on turntable 2;Operation console 11 controls the rotation of 5 driving disc 2 of motor, and video-stream processor 23 is right
The testing result of measurement sensor 7 is shown.
When detecting sealing element interior lip surface quality, the first square slider 17 is located at 14 inside of horizontal slide rail, second party
Shape sliding block 19 is located at 14 outside of horizontal slide rail;When detecting sealing element outer lip surface quality, the first square slider 17 is located at water
14 outside of smooth rail, the second square slider 19 are located at 14 inside of horizontal slide rail.
The measurement sensor 7 includes matrix 24, and matrix 24 is equipped with array pressure sensor 26 and oil outlet 25, base
24 material of body is 304 stainless steels, and 26 surface of array pressure sensor is coated with one layer of polytetrafluoroethylene film.
First fixture 8, the second fixture 9, third fixture 10 include the holder 27 connected by revolute pair 28, holder
Idler wheel 29 is connected on 27,27 material of holder is 304 stainless steels, and 28 material of revolute pair is No. 45 steel, and 29 material of idler wheel is butyronitrile
Rubber.
The fixture and square slider is fixed using the first fixing bolt 30, i.e., the square shaft 31 above fixture passes through side
Shape sliding block 32, the first fixing bolt 30 fix square shaft 31 and square slider 32.
The measurement sensor 7 and round slider 20 are fixed using the second fixing bolt 33, i.e. 7 top of measurement sensor
The second axis 36 circular groove 35 is provided in process engineering, be provided with rectangular recess on the circular sleeve 34 inside round slider 20
38, there are in rectangular recess 38 ball-spring clamping device 37, axis 36 to pass through circular sleeve 34, pass through the second fixing bolt 33, ball-
Spring clamping device 37 fixes the second axis 36 and circular sleeve 34, rotation and ball-of the measurement sensor 7 by circular sleeve 34
Spring clamping device 37 carries out angle adjustment and positioning.
Beneficial effects of the present invention are:
Compared with prior art, the present invention controls motor 5 by operation console 11 and drives the rotation of turntable 2, passes through and measures sensing
Device 7, which is realized, to be detected and is shown by video-stream processor 23, is had easy to operate, automatic detection, is measured high accuracy for examination, greatly
Production efficiency is improved greatly, reduces labor intensity.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of present invention detection sealing element interior lip surface quality.
Fig. 2 is the stereoscopic schematic diagram of present invention detection sealing element outer lip surface quality.
Sealing ring, fixture and measurement sensor position distribution when Fig. 3 is present invention detection sealing element inside and outside portion's lip quality
Schematic diagram, wherein figure (a) is the measurement of interior sealing lip, figure (b) is the measurement of external seal lip.
Fig. 4 is measurement sensor structural schematic diagram of the present invention.
Fig. 5 is present clip structure and fixture and sealing element clamped position schematic diagram.
Fig. 6 is that present clip steps up sealing ring position view.
Fig. 7 is square slider screw fixation method schematic diagram.
Fig. 8 is round slider ball-spring-positioning device and screw fixation method schematic diagram.
Specific implementation mode
The present invention is described in detail with reference to the accompanying drawings and examples.
Referring to Figures 1 and 2, a kind of sealing element lip surface quality detecting system based on array pressure sensor, packet
Workbench 3 is included, motor 5 is arranged in 3 lower section of workbench, and the output shaft of motor 5 is connect with the turntable 2 on workbench 3 by axis 4;Work
Make side on 3 table top of platform and be provided with upright slide rail 13, is furnished with upright slide block 12 on upright slide rail 13, is connected on upright slide block 12
The first square slider 17, the second square slider 19 is arranged on horizontal slide rail 14 in horizontal slide rail 14;
The both sides of first square slider 17 are connected with first level holder 15, and first level holder 15 is perpendicular to horizontal slide rail
14, third square slider 16 is installed on the first level holder 15 of side, the lower section of third square slider 16 is connected with third
Fixture 10 is equipped with square sliding block 18, the lower section connection of square sliding block 18 on the first level holder 15 of the other side
There is the second fixture 9;The lower section of second square slider 19 is connected with the first fixture 8, and the side of the second square slider 19 is connected with
Two horizontal stands 21, the second horizontal stand 21 are equipped with round slider 20 on horizontal slide rail 14, the second horizontal stand 21,
The lower section of round slider 20 is connected with measurement sensor 7;
The control terminal of motor 5 is connected by the first connecting line 6 and operation console 11, and the output of measurement sensor 7 passes through second
Connecting line 22 and video-stream processor 23 connect.
It is slided by adjusting and fixing upright slide block 12, the first square slider 17, third square slider 16, square manually
Block 18, the second square slider 19, round slider 20 sense to adjust the first fixture 8, the second fixture 9, third fixture 10 and measurement
The position of device 7 makes detected 1 center of circle of sealing element be overlapped with 2 center of circle of turntable, and measurement sensor 7 is close to 1 lip of sealing element, and
Detected sealing element 1 is fixed on turntable 2;Operation console 11 controls the rotation of 5 driving disc 2 of motor, and video-stream processor 23 is right
The testing result of measurement sensor 7 is shown.
With reference to Fig. 3, when detecting sealing element interior lip surface quality, the first square slider 17 is located in horizontal slide rail 14
Side, the second square slider 19 are located at 14 outside of horizontal slide rail;When detecting sealing element outer lip surface quality, the first square slider
17 are located at 14 outside of horizontal slide rail, and the second square slider 19 is located at 14 inside of horizontal slide rail.
With reference to Fig. 4, the measurement sensor 7 includes matrix 24, and matrix 24 is equipped with array pressure sensor 26 and goes out
Oilhole 25,24 material of matrix are 304 stainless steels, and 26 surface of array pressure sensor is coated with one layer of polytetrafluoroethylene film.
Referring to figure 5 and figure 6, first fixture 8, the second fixture 9, third fixture 10 include being connected by revolute pair 28
Holder 27, idler wheel 29 is connected on holder 27,27 material of holder is 304 stainless steels, and 28 material of revolute pair is No. 45 steel, idler wheel
29 materials are nitrile rubber.
With reference to Fig. 7, the fixture and square slider are fixed using the first fixing bolt 30, i.e. square shaft above fixture
31 pass through square slider 32, the first fixing bolt 30 to fix square shaft 31 and square slider 32.
With reference to Fig. 8, the measurement sensor 7 and round slider 20 are fixed using the second fixing bolt 33, using ball-bullet
The axis 36 of 7 position of spring gripping mechanism positioning measurement sensor, i.e. 7 top of measurement sensor is provided with circular groove in process engineering
35, rectangular recess 38 is provided on the circular sleeve 34 inside round slider 20, there is ball-spring clamping device in rectangular recess 38
37, axis 36 passes through circular sleeve 34, by the second fixing bolt 33, ball-spring clamping device 37 by axis 36 and circular sleeve 34
Fixed, measurement sensor 7 carries out angle adjustment and positioning by the rotation of circular sleeve 34 and ball-spring clamping device 37.
The present invention operation principle be:
Before detection, 7 hollow interior of measurement sensor is injected into lubricating oil;In normal work, lubricating oil passes through fuel-displaced
Hole 25 is oozed out, and one layer of composite lubricating film is formed between measurement sensor 7 and sealing element 1, to reduce friction mill between the two
Damage extends the service life of measurement sensor 7.
Array pressure sensor 26 in measurement sensor 7 is contacted with the sealing element 1 measured, generates contact pressure
Power will be measured by the processor and software of rear end video-stream processor 23 to measured multiple pressure signals processing and analysis
As a result it is shown on video-stream processor 23 by the form of curve.If measurement result curve smoothing illustrates sealing element 1 without mutation
Sealing lip it is intact;If jump mutation occurs in measurement result curve, illustrate that the sealing lip of sealing element 1 herein has flaw.According to
The analysis and judgement of measurement result, alarm is sent out to substandard product.
Claims (7)
1. a kind of sealing element lip surface quality detecting system based on array pressure sensor, including workbench (3), special
Sign is:Setting motor (5) below workbench (3), output shaft and the turntable (2) on workbench (3) of motor (5) pass through first
Axis (4) connects;Side is provided with upright slide rail (13) on workbench (3) table top, is furnished with upright slide block on upright slide rail (13)
(12), it is connected with horizontal slide rail (14) on upright slide block (12), the first square slider (17), second are set on horizontal slide rail (14)
Square slider (19);
The both sides of first square slider (17) are connected with first level holder (15), and first level holder (15) is sliding perpendicular to level
Rail (14) is equipped with third square slider (16), the lower section of third square slider (16) on the first level holder (15) of side
It is connected with third fixture (10), square sliding block (18), square are installed on the first level holder (15) of the other side
The second fixture (9) is connected with below sliding block (18);It is connected with the first fixture (8) below second square slider (19), second
The side of square slider (19) is connected with the second horizontal stand (21), the second horizontal stand (21) perpendicular to horizontal slide rail (14),
Round slider (20) is installed on the second horizontal stand (21), measurement sensor (7) is connected with below round slider (20);
The control terminal and operation console (11) of motor (5) connect, the output of measurement sensor (7) and video-stream processor (23) connection.
2. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:By adjusting and fixing upright slide block (12), the first square slider (17), third square slider manually
(16), square sliding block (18), the second square slider (19), round slider (20) adjust the first fixture (8), the second fixture
(9), the position of third fixture (10) and measurement sensor (7) makes detected sealing element (1) center of circle and turntable (2) center of circle weight
It closes, measurement sensor (7) is close to sealing element (1) lip, and detected sealing element (1) is fixed on turntable (2);Operation console
(11) control motor (5) driving disc (2) rotates, and video-stream processor (23) shows the testing result of measurement sensor (7)
Show.
3. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:When detecting sealing element interior lip surface quality, the first square slider (17) is located in horizontal slide rail (14)
Side, the second square slider (19) are located on the outside of horizontal slide rail (14);When detecting sealing element outer lip surface quality, first is rectangular
Sliding block (17) is located on the outside of horizontal slide rail (14), and the second square slider (19) is located on the inside of horizontal slide rail (14).
4. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:The measurement sensor (7) includes matrix (24), and matrix (24) is equipped with array pressure sensor
(26) and oil outlet (25), matrix (24) material are 304 stainless steels, and array pressure sensor (26) surface is coated with a strata four
Fluoroethylene film.
5. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:First fixture (8), the second fixture (9), third fixture (10) include by revolute pair (28) even
The holder (27) connect, idler wheel (29) is connected on holder (27), and holder (27) material is 304 stainless steels, revolute pair (28) material
For No. 45 steel, idler wheel (29) material is nitrile rubber.
6. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:The fixture and square slider is fixed using the first fixing bolt (30), i.e. square shaft above fixture
(31) pass through square slider (32), the first fixing bolt (30) that square shaft (31) and square slider (32) is fixed.
7. a kind of sealing element lip surface quality testing system based on array pressure sensor according to claim 1
System, it is characterised in that:The measurement sensor (7) and round slider (20) is fixed using the second fixing bolt (33), that is, surveys
The second axis (36) above quantity sensor (7) is provided with circular groove (35), the internal circle of round slider (20) in process engineering
It is provided with rectangular recess (38) on shape sleeve (34), has ball-spring clamping device (37), axis (36) to pass through circle in rectangular recess (38)
Shape sleeve (34), by the second fixing bolt (33), ball-spring clamping device (37) by the second axis (36) and circular sleeve (34)
Fixed, measurement sensor (7) carries out angle adjustment by the rotation of circular sleeve (34) and ball-spring clamping device (37) and determines
Position.
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CN201810498062.8A CN108663320B (en) | 2018-05-23 | 2018-05-23 | Sealing element lip surface quality detection system based on array type pressure sensors |
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CN201810498062.8A CN108663320B (en) | 2018-05-23 | 2018-05-23 | Sealing element lip surface quality detection system based on array type pressure sensors |
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CN108663320B CN108663320B (en) | 2020-11-03 |
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Citations (10)
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US3581559A (en) * | 1969-05-27 | 1971-06-01 | Goetzewerke | Method and apparatus for detecting flaws in a seal |
DE2301714A1 (en) * | 1973-01-13 | 1974-07-25 | Goetzewerke | DEVICE FOR CHECKING LIP SEAL RINGS |
DE3345054A1 (en) * | 1982-12-15 | 1984-06-20 | Procal S.A., 52200 Langres | Method and device for testing the sealing edge of lip sealing rings |
JP2000352508A (en) * | 1999-04-05 | 2000-12-19 | Kinugawa Rubber Ind Co Ltd | Method for inspecting surface defect in cylindrical work and its device |
CN102706879A (en) * | 2012-06-13 | 2012-10-03 | 清华大学 | Detection system of lip surface quality of lip-shaped sealing member |
CN103575188A (en) * | 2012-07-21 | 2014-02-12 | 天津市天发重型水电设备制造有限公司 | Large-diameter cylinder forming detection sample plate |
CN103624166A (en) * | 2013-11-27 | 2014-03-12 | 南车长江车辆有限公司 | Guide device, conical barrel rounding machine and conical barrel rolling method |
CN105262867A (en) * | 2015-11-26 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Detection equipment and method for detecting surface flatness of mobile terminal shell body |
CN107401972A (en) * | 2017-09-08 | 2017-11-28 | 芜湖易泽中小企业公共服务股份有限公司 | A kind of wheel disc outer rim detection means of Automobile flywheel |
CN107917690A (en) * | 2018-01-08 | 2018-04-17 | 河北科技大学 | Frost penetration measuring device based on pressure sensor |
-
2018
- 2018-05-23 CN CN201810498062.8A patent/CN108663320B/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3581559A (en) * | 1969-05-27 | 1971-06-01 | Goetzewerke | Method and apparatus for detecting flaws in a seal |
DE2301714A1 (en) * | 1973-01-13 | 1974-07-25 | Goetzewerke | DEVICE FOR CHECKING LIP SEAL RINGS |
DE3345054A1 (en) * | 1982-12-15 | 1984-06-20 | Procal S.A., 52200 Langres | Method and device for testing the sealing edge of lip sealing rings |
JP2000352508A (en) * | 1999-04-05 | 2000-12-19 | Kinugawa Rubber Ind Co Ltd | Method for inspecting surface defect in cylindrical work and its device |
CN102706879A (en) * | 2012-06-13 | 2012-10-03 | 清华大学 | Detection system of lip surface quality of lip-shaped sealing member |
CN103575188A (en) * | 2012-07-21 | 2014-02-12 | 天津市天发重型水电设备制造有限公司 | Large-diameter cylinder forming detection sample plate |
CN103624166A (en) * | 2013-11-27 | 2014-03-12 | 南车长江车辆有限公司 | Guide device, conical barrel rounding machine and conical barrel rolling method |
CN105262867A (en) * | 2015-11-26 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Detection equipment and method for detecting surface flatness of mobile terminal shell body |
CN107401972A (en) * | 2017-09-08 | 2017-11-28 | 芜湖易泽中小企业公共服务股份有限公司 | A kind of wheel disc outer rim detection means of Automobile flywheel |
CN107917690A (en) * | 2018-01-08 | 2018-04-17 | 河北科技大学 | Frost penetration measuring device based on pressure sensor |
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