CN110530873B - Valve oil seal quality on-line monitoring device - Google Patents
Valve oil seal quality on-line monitoring device Download PDFInfo
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- CN110530873B CN110530873B CN201910756052.4A CN201910756052A CN110530873B CN 110530873 B CN110530873 B CN 110530873B CN 201910756052 A CN201910756052 A CN 201910756052A CN 110530873 B CN110530873 B CN 110530873B
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 87
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000007664 blowing Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 122
- 239000000047 product Substances 0.000 description 19
- 230000007547 defect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000002950 deficient Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000007643 Phytolacca americana Species 0.000 description 1
- 235000009074 Phytolacca americana Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses an on-line monitoring device for the quality of a valve oil seal, which comprises a base, a machine box body supported by the upper part of the base, a detection table, an oil seal slideway, an oil seal collecting part, an oil seal first baffle part, an oil seal jacking rotating part, an oil seal upper shifting part, a photographing device and a programmable controller, wherein the detection table is fixed in the machine box body and is close to the central position for placing the oil seal; the oil seal slideway and the oil seal collecting part are respectively arranged at two sides of the detection platform along the horizontal direction; the first baffle part of the oil seal is arranged at the upper part of one side of the oil seal slideway close to the detection table and is used for sealing one side of the detection table; the oil seal jacking rotating part is arranged at the lower part of the detection table and is used for driving the jacking and the rotation of the oil seal on the detection table; the oil seal upper poking part is arranged at the upper part of the detection platform and is used for poking the oil seal on the detection platform; the photographing device is aligned with the oil seal on the detection platform. Through above-mentioned technical scheme, replaced artifical work, promoted detection efficiency and rate of accuracy greatly.
Description
Technical Field
The invention relates to the technical field of image online detection, in particular to an online monitoring device for the quality of a valve oil seal.
Background
The main function of the engine valve oil seal in the engine is an oil supply controller, specifically, lubricating oil in a control cylinder body can permeate into a space between a valve rod and a valve guide sleeve according to a certain designed leakage amount to play a certain lubricating role, so that dry friction between the valve rod and the valve guide sleeve is avoided, the valve rod is damaged, and meanwhile, the phenomenon that the lubricating oil is burnt due to overlarge leakage amount is prevented, and carbon deposition on the engine is caused.
However, the detection means adopted in the production process of the oil seal at present is mainly manual detection, and the lip defect, the flatness of the cutting surface, the excircle surface flaw, the degumming and material shortage and the like are detected one by human eyes, and the manual detection mode realizes the comprehensive detection and quality control of the oil seal to a certain extent, but has the following problems: taking a certain oil seal production enterprise of a common scale as an example, the monthly output of the oil seal is 330 thousands at present, and the requirement of production efficiency is difficult to meet by 100 percent of manual detection; only individual operators are needed in the oil seal production line production process, but a large number of detectors are needed to detect the oil seal defects, so that the waste of human resources is greatly caused, and the production cost is greatly increased; and labor intensity of manual detection is high, fatigue is easy to occur, manual detection standards are not uniform, and missing detection and error detection are easy to occur.
Therefore, it is an urgent need to solve the problem of providing an automatic online monitoring device for valve oil seal quality.
Disclosure of Invention
In view of the above, the present invention provides an online quality monitoring device for a valve oil seal, which aims to solve at least one of the above technical problems in the prior art to a certain extent.
In order to achieve the purpose, the invention adopts the following technical scheme:
an on-line monitoring device for the quality of an air valve oil seal comprises a base, a machine box body supported by the upper part of the base, a detection platform, an oil seal slideway, an oil seal collecting part, an oil seal first baffle part, an oil seal jacking rotating part, an oil seal upper shifting part, a photographing device and a programmable controller,
the detection table is fixed in the machine box body and close to the center for placing an oil seal;
the oil seal slideway and the oil seal collecting part are respectively arranged at two sides of the detection platform along the horizontal direction;
the first oil seal baffle part is arranged at the upper part of one side, close to the detection table, of the oil seal slideway and is used for sealing one side of the detection table;
the oil seal jacking and rotating part is arranged at the lower part of the detection table and is used for driving the jacking and the rotation of the oil seal on the detection table;
the oil seal upper poking part is arranged at the upper part of the detection platform and is used for poking the oil seal on the detection platform;
the photographing device is aligned with the oil seal on the detection table;
the programmable controller with the oil blanket collection portion the first baffle portion of oil blanket the oil blanket jack-up rotating part the oil blanket is last to dial the portion the equal electric connection of device of shooing.
Further, the first baffle portion of oil blanket includes linear electric motor cabinet, linear electric motor, connecting plate and first baffle, the linear electric motor cabinet is fixed the upper portion of oil blanket slide, linear electric motor installs along with its elevating movement on the linear electric motor cabinet, the connecting plate along the horizontal direction one end with linear electric motor connects, first baffle one end vertical fixation is in the other end of connecting plate, the first baffle other end is in linear electric motor's effect down with oil blanket slide contact or separation.
Furthermore, the oil seal jacking rotating part comprises a jacking shaft motor, a jacking shaft, an air expansion shaft and a hydraulic mechanism assembly, the jacking shaft motor is arranged at the lower part of the detection table and drives the jacking shaft and the air expansion shaft connected with the jacking shaft to rotate, the air expansion shaft penetrates through the detection table, and an air blowing port is formed in the top of the air expansion shaft; the hydraulic mechanism assembly is arranged at the lower part of the jacking shaft motor and drives the jacking shaft motor to move up and down.
Further, the oil seal upper poking part comprises a slide way seat, a poking rod component, a slide way plate, an electromagnet fixing seat and an electromagnet,
the oil seal slide way is characterized in that the slide way seat is fixed on the upper part of the oil seal slide way, the electromagnet fixing seat is fixed on the lower part of the oil seal slide way, the deflector rod assembly is movably arranged on the slide way seat through the slide way plate, one end of the deflector rod assembly is close to the lip of the oil seal, and the other end of the deflector rod assembly is close to the electromagnet on the electromagnet fixing seat.
Furthermore, the oil seal collecting part comprises a sliding leak, a fixed leak, a qualified product box, an unqualified product box, a second baffle, a sliding leak motor assembly and a leak channel, the sliding leak is arranged on one side of the detection table and corresponds to the oil seal slide way, the fixed leak is fixed on one side of the sliding leak far away from the detection table, the qualified product box is aligned with the lower part of the sliding leak, the unqualified product box is aligned with the lower part of the fixed leak, the second baffle is movably arranged between the sliding leak and the detection table, the sliding leak motor assembly drives the sliding leak and the second baffle to move horizontally, and the leak channel is arranged at the front end of the sliding leak and is communicated with the fixed leak.
Furthermore, one end of the deflector rod assembly, which is in contact with the lip of the oil seal, is of a semicircular curved surface structure.
By adopting the scheme, the invention has the beneficial effects that:
according to the invention, the oil seal can smoothly and accurately reach the detection platform through the oil seal slide way, the first baffle is arranged at the joint of the oil seal slide way and the detection platform, the first baffle is driven by the linear motor to move up and down, the first baffle plays a role of closing a channel on one side, the oil seal on the detection platform is jacked up by the lower air expansion shaft, meanwhile, the deflector rod assembly moves to a specified position along with the slide way plate, the electromagnet attracts the lower part of one end of the deflector rod assembly, the upper part of the lip of the oil seal is uplifted by the other end of the deflector rod assembly, at the moment, the air expansion shaft rotates for a circle, meanwhile, the photographing device is used for photographing in an aligned manner, and the sliding leak can move back and forth according to the detection result, so that the oil seal is divided into different storage boxes. The automatic defect online detection device can automatically detect the defects of the valve oil seal on line, amplifies the finer defects in the lip of the oil seal through the deflector rod assembly, improves the detection precision, classifies the oil seal according to the qualification, replaces manual labor, greatly improves the detection efficiency and accuracy, improves the reliability of the valve oil seal, and reduces the potential safety hazard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of an on-line monitoring device for the quality of a valve oil seal provided by the invention;
FIG. 2 is a partially enlarged schematic structural diagram of an on-line monitoring device for the quality of a valve oil seal provided by the invention;
FIG. 3 is a top view of FIG. 2 provided in accordance with the present invention;
FIG. 4 is a schematic view of a partial structure of a detection state of an online quality monitoring device for a valve oil seal provided by the invention;
FIG. 5 is a schematic structural view of an upper pulling portion of an oil seal according to the present invention;
FIG. 6 is a schematic view of the structure of the oil seal contacting with one end of the shift lever assembly according to the present invention.
In the figure: 1-base, 2-machine box, 3-detection platform, 4-oil seal slideway, 5-oil seal collection part, 6-oil seal first baffle plate part, 7-oil seal jacking rotary part, 8-oil seal upper pulling part, 9-photographing device, 51-spring, 52-fixed leak, 53-second baffle plate, 54-sliding leak motor component, 61-linear motor base, 62-linear motor, 63-connecting plate, 64-first baffle plate, 71-top shaft motor, 72-top shaft, 73-air expansion shaft, 74-hydraulic mechanism component, 81-slideway base, 82-deflector rod component, 83-slideway plate, 84-electromagnet fixing base, 85-electromagnet, 731-air blowing port.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-6, the embodiment of the invention discloses an on-line monitoring device for the quality of a valve oil seal, which comprises a base 1 and a case body 2 supported by the upper part of the base 1, and further comprises a detection table 3, an oil seal slideway 4, an oil seal collecting part 5, an oil seal first baffle part 6, an oil seal jacking rotating part 7, an oil seal upper shifting part 8, a photographing device 9 and a programmable controller, wherein the detection table 3 is fixed in the case body 2 near the central position and is used for placing the oil seal; the oil seal slideway 4 and the oil seal collecting part 5 are respectively arranged at two sides of the detection platform 3 along the horizontal direction; the first oil seal baffle part 6 is arranged at the upper part of one side, close to the detection table 3, of the oil seal slideway 4, and the first oil seal baffle part 6 is used for sealing one side of the detection table 3; the oil seal jacking and rotating part 7 is arranged at the lower part of the detection table 3 and is used for driving the jacking and the rotation of the oil seal on the detection table 3; the oil seal upper poking part 8 is arranged at the upper part of the detection platform 3 and is used for poking up the oil seal on the detection platform 3; the photographing device 9 is aligned with the oil seal on the detection table 3; programmable controller and oil blanket collection portion 5, the first baffle portion 6 of oil blanket, oil blanket jack-up rotating part 7, the oil blanket portion of dialling 8, the equal electric connection of device 9 of shooing. According to the invention, the oil seal slide way 4 is used for ensuring that the oil seal can smoothly and accurately reach the detection platform, the oil seal first baffle part 6 is arranged at the joint of the oil seal slide way 4 and the detection platform 3, so that the function of sealing a channel on one side is achieved, the oil seal on the detection platform 3 is jacked up by the oil seal jacking rotating part 7, meanwhile, the oil seal upper poking part 8 pokes the upper part of the lip of the oil seal upwards, at the moment, the oil seal jacking rotating part 7 drives the oil seal to rotate for a circle, meanwhile, the photographing device 9 is used for photographing in an aligned mode, and the oil seal collecting part 5 is used for dividing the oil seal into different storage boxes according to the detection result. The invention can automatically carry out on-line detection on the defects of the valve oil seal, amplifies the finer defects in the lip of the oil seal through the upper poking part of the oil seal, improves the detection precision, classifies the oil seal according to the qualification, replaces the manual labor, greatly improves the detection efficiency and the accuracy, improves the reliability of the valve oil seal, and reduces the potential safety hazard.
Specifically, first baffle portion 6 of oil blanket includes linear electric motor seat 61, linear electric motor 62, connecting plate 63 and first baffle 64, and linear electric motor seat 61 is fixed on the upper portion of oil blanket slide 4, and linear electric motor 62 installs and follows its elevating movement on linear electric motor seat 61, and connecting plate 63 is connected with linear electric motor 62 along the one end of horizontal direction, and first baffle 64 one end vertical fixation is at the other end of connecting plate 63, and the other end of first baffle 64 contacts or separates with oil blanket slide 4 under linear electric motor 62's effect.
Specifically, the oil seal jacking rotating part 7 comprises a jacking shaft motor 71, a jacking shaft 72, an air expansion shaft 73 and a hydraulic mechanism assembly 74, wherein the jacking shaft motor 71 is arranged at the lower part of the detection table 3, the jacking shaft motor 71 drives the jacking shaft 72 and the air expansion shaft 73 connected with the jacking shaft 72 to rotate, the air expansion shaft 73 penetrates through the detection table 3, and the top of the air expansion shaft 73 is provided with an air blowing port 731; the hydraulic mechanism assembly 74 is disposed below the top shaft motor 71 and drives the lifting movement thereof. According to the invention, the oil seal is jacked up by the air expansion shaft 73 during detection, the air expansion shaft 73 can ensure that the oil seal completely rotates for a circle along with the air expansion shaft 73, and meanwhile, the lifting lever assembly 82 can support force during lip opening lifting, so that the stability and accuracy of detection are ensured.
Specifically, the oil seal upper shifting portion 8 comprises a slideway seat 81, a shifting lever assembly 82, a slideway plate 83, an electromagnet fixing seat 84 and an electromagnet 85, the slideway seat 81 is fixed on the upper portion of the oil seal slideway 4, the electromagnet fixing seat 84 is fixed on the lower portion of the oil seal slideway 4, the shifting lever assembly 82 is movably arranged on the slideway seat 81 through the slideway plate 83, one end of the shifting lever assembly 82 is close to an oil seal lip, and the other end of the shifting lever assembly 82 is close to the electromagnet 85 on the electromagnet fixing seat 84. The deflector rod assembly 82 is controlled by the electromagnet 85, the gap between the electromagnet 85 and the lower part of one end of the deflector rod assembly 82 is small, and the oil seal lip is pulled open by one end of the deflector rod assembly 82 through attraction of the electromagnet 85, so that the defect that an oil seal is more secret and finer can be detected.
In order to easily classify the qualified products and the unqualified products and put the qualified products and the unqualified products into a superior box and an inferior box to prevent the unqualified products from being mixed into the qualified products, and further, defective products can be treated in a centralized manner, the oil seal collecting part 5 comprises a sliding leakage opening 51, a fixed leakage opening 52, a qualified product box, a defective product box, a second baffle plate 53, a sliding leakage opening motor assembly 54 and a leakage opening channel, wherein the sliding leakage opening 51 is arranged on one side of the detection table 3 and corresponds to the oil seal slideway 4, the fixed leakage opening 52 is fixed on one side of the sliding leakage opening 51 far away from the detection table 3, the qualified product box is aligned with the lower part of the sliding leakage opening 51, the defective product box is aligned with the lower part of the fixed leakage opening 52, the second baffle plate 53 is movably arranged between the sliding leakage opening 51 and the detection table 3, the sliding leakage opening motor assembly 54 drives the sliding leakage opening 51 and the second baffle plate 53 to move in a horizontal direction, and the leakage opening channel is arranged at the front end of the sliding leakage opening 51 and is communicated with the fixed leakage opening 52. The sliding leakage opening motor assembly 54 controls the sliding leakage opening 51 to move back and forth according to the detection result, when the detection result is a qualified product, the sliding leakage opening 51 moves forward, the second baffle plate 53 moves, the second baffle plate 53 does not move in the rest time, only the oil seal is positioned, and the oil seal enters the qualified product box through the sliding leakage opening 51; when the detection result is an unqualified product, the sliding leakage opening 51 moves backwards, and the oil seal enters the fixed leakage opening 52 through a leakage opening channel at the front end of the sliding way leakage opening 51 and falls into an unqualified product box.
In order to detect the tiny and hidden defects at the oil seal lip and not shield the oil seal lip, the photographing device 9 can smoothly collect pictures, and the deflector rod assembly 82 is in a semicircular curved surface structure in contact with one end of the oil seal lip.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. An on-line monitoring device for the quality of an air valve oil seal comprises a base and a machine box body supported by the upper part of the base, and is characterized by also comprising a detection table, an oil seal slideway, an oil seal collecting part, an oil seal first baffle part, an oil seal jacking rotating part, an oil seal upper shifting part, a photographing device and a programmable controller,
the detection table is fixed in the machine box body and close to the center for placing an oil seal;
the oil seal slideway and the oil seal collecting part are respectively arranged at two sides of the detection platform along the horizontal direction;
the first oil seal baffle part is arranged at the upper part of one side, close to the detection table, of the oil seal slideway and is used for sealing one side of the detection table;
the oil seal jacking and rotating part is arranged at the lower part of the detection table and is used for driving the jacking and the rotation of the oil seal on the detection table;
the oil seal upper poking part is arranged at the upper part of the detection platform and is used for poking the oil seal on the detection platform; the oil seal upper shifting part comprises a slideway seat, a shifting lever assembly, a slideway plate, an electromagnet fixing seat and an electromagnet, the slideway seat is fixed on the upper part of the oil seal slideway, the electromagnet fixing seat is fixed on the lower part of the oil seal slideway, the shifting lever assembly is movably arranged on the slideway seat through the slideway plate, one end of the shifting lever assembly is close to the oil seal lip, and the other end of the shifting lever assembly is close to the electromagnet on the electromagnet fixing seat;
the photographing device is aligned with the oil seal on the detection table;
the programmable controller with the oil blanket collection portion the first baffle portion of oil blanket the oil blanket jack-up rotating part the oil blanket is last to dial the portion the equal electric connection of device of shooing.
2. The valve oil seal quality online monitoring device according to claim 1, wherein the first baffle portion of the oil seal comprises a linear motor base, a linear motor, a connecting plate and a first baffle, the linear motor base is fixed on the upper portion of the oil seal slideway, the linear motor is installed on the linear motor base and moves up and down along with the linear motor base, one end of the connecting plate in the horizontal direction is connected with the linear motor, one end of the first baffle is vertically fixed at the other end of the connecting plate, and the other end of the first baffle is in contact with or separated from the oil seal slideway under the action of the linear motor.
3. The on-line monitoring device for the quality of the valve oil seal according to claim 1, wherein the oil seal jacking rotating part comprises a top shaft motor, a top shaft, an air expansion shaft and a hydraulic mechanism assembly, the top shaft motor is arranged at the lower part of the detection table and drives the top shaft and the air expansion shaft connected with the top shaft to rotate, the air expansion shaft penetrates through the detection table, and an air blowing port is formed in the top of the air expansion shaft; the hydraulic mechanism assembly is arranged at the lower part of the jacking shaft motor and drives the jacking shaft motor to move up and down.
4. An on-line monitoring device for the quality of a valve oil seal according to claim 1, the oil seal collecting part comprises a sliding leakage opening, a fixed leakage opening, a qualified product box, an unqualified product box, a second baffle plate, a sliding leakage opening motor component and a leakage opening channel, the sliding leakage opening is arranged at one side of the detection platform and corresponds to the oil seal slideway, the fixed leakage opening is fixed at one side of the sliding leakage opening far away from the detection platform, the qualified product box is aligned with the lower part of the sliding leakage opening, the unqualified product box is aligned with the lower part of the fixed leakage opening, the second baffle is movably arranged between the sliding leakage opening and the detection platform, the sliding leakage opening motor component drives the sliding leakage opening and the second baffle to move horizontally, the leakage opening channel is arranged at the front end of the sliding leakage opening and is communicated with the fixed leakage opening.
5. The on-line monitoring device for the quality of the oil seal of the valve as claimed in claim 1, wherein the end of the deflector rod assembly contacting the lip of the oil seal is of a semicircular curved surface structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910756052.4A CN110530873B (en) | 2019-08-16 | 2019-08-16 | Valve oil seal quality on-line monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910756052.4A CN110530873B (en) | 2019-08-16 | 2019-08-16 | Valve oil seal quality on-line monitoring device |
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| Publication Number | Publication Date |
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| CN110530873A CN110530873A (en) | 2019-12-03 |
| CN110530873B true CN110530873B (en) | 2022-03-11 |
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| CN201910756052.4A Expired - Fee Related CN110530873B (en) | 2019-08-16 | 2019-08-16 | Valve oil seal quality on-line monitoring device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202265189U (en) * | 2011-10-19 | 2012-06-06 | 翔科自动化机械（上海）有限公司 | Conveying device in oil seal detection line |
| CN103389035A (en) * | 2012-05-09 | 2013-11-13 | 翔科自动化机械（上海）有限公司 | Automatic oil seal external dimension inspection device |
| CN205067375U (en) * | 2015-10-30 | 2016-03-02 | 吉林文德孚科技有限公司 | Valve oil seal detection device |
| CN205067374U (en) * | 2015-10-30 | 2016-03-02 | 吉林文德孚科技有限公司 | Valve oil seal sorts check out test set |
-
2019
- 2019-08-16 CN CN201910756052.4A patent/CN110530873B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202265189U (en) * | 2011-10-19 | 2012-06-06 | 翔科自动化机械（上海）有限公司 | Conveying device in oil seal detection line |
| CN103389035A (en) * | 2012-05-09 | 2013-11-13 | 翔科自动化机械（上海）有限公司 | Automatic oil seal external dimension inspection device |
| CN205067375U (en) * | 2015-10-30 | 2016-03-02 | 吉林文德孚科技有限公司 | Valve oil seal detection device |
| CN205067374U (en) * | 2015-10-30 | 2016-03-02 | 吉林文德孚科技有限公司 | Valve oil seal sorts check out test set |
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| CN110530873A (en) | 2019-12-03 |
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