CN105890551A - System for flatness test of brake valve slide valve assembly working face and test method - Google Patents
System for flatness test of brake valve slide valve assembly working face and test method Download PDFInfo
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- CN105890551A CN105890551A CN201610199905.5A CN201610199905A CN105890551A CN 105890551 A CN105890551 A CN 105890551A CN 201610199905 A CN201610199905 A CN 201610199905A CN 105890551 A CN105890551 A CN 105890551A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/22—Measuring arrangements characterised by the use of fluids for measuring roughness or irregularity of surfaces
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a system for a flatness test of a brake valve slide valve assembly working face and a test method, and relates to test systems of the railway vehicle brake maintenance technology. The flatness of working faces of 104 valve and 120 valve slide valves can be accurately detected. According to the technical scheme, the system for the flatness test of the brake valve slide valve assembly working face comprises a machine frame, an air cylinder, a filter and an air gauge; the air cylinder and the filter are respectively fixed on a base plate of the machine frame, and the air cylinder is arranged in front of the filter; and the air gauge is fixed on a cross beam on the upper part of the machine frame through bolts, an air source enters the air cylinder for carrying out pressure stabilization after passing through the filter, and the air source is output to the air gauge. The system for the flatness test of the brake valve slide valve assembly working face and the test method are applied to the technical field of valve body flatness detection.
Description
Technical field
The present invention is used for system and the method for testing of brake valve slide valve assembly work surface flatness test, relate to the test system of a kind of railway vehicle brake service technique, particularly relate to a kind of system that 104 valves and 120 valve guiding valve work surface flatnesses can be detected.
Background technology
104 valves and 120 valve full name are 104 air shut-off valves and 120 air shut-off valves, and blast during for controlling train operation and braking controls, and is the pith of vehicle foundation brake system.Wherein the work surface of guiding valve is the main working parts of its assembly, and the height of the flatness of guiding valve has a major impact for the service behaviour ensureing guiding valve.At present, a kind of suitable detecting system is not had can the flatness of 104 valves and 120 valves accurately to be detected.
The patent No. 201420359192.0, patent name is the Chinese utility model patent of a kind of guiding valve associate research fellow flour milling flatness checking device, it it is the first generation product studied of the applicant, but because structure is simple and crude, design the most attractive in appearance, only tested at internal institution, at present the present invention record for secondary product, not only optimize for overall structure, and add Automated condtrol, be more suitable for industrialized production.
Summary of the invention
For overcoming the deficiency of first generation product, the present invention provides a kind of system for the test of brake valve slide valve assembly work surface flatness and method of testing, it is possible to accurately detect 104 valves and 120 valve guiding valve work surface flatnesses.
For solving above-mentioned technical problem, the technical solution used in the present invention is: for the system of brake valve slide valve assembly work surface flatness test, including: frame, storage reservoir, filter and air-gauge, storage reservoir, filter are all fixed on the base plate of frame, storage reservoir is positioned at the front of filter, air-gauge profit is bolted on the crossbeam of upper rack, and wind regime enters storage reservoir after filter and carries out voltage stabilizing, then exports to air-gauge.
Described momentum instrument has 8, connects with storage reservoir with branch joint.
Top in frame, display it is provided with by air-gauge, it is fixed on the front panel of frame, host computer is positioned over rear under display, and regulated power supply is placed on the base plate of frame, and IO case is placed in the rear of host computer, the lower section of printer, printer is placed in the top of IO case, the rear of host computer, and host computer is connected with display, regulated power supply, IO case and printer respectively.
Display bottom is provided with button.
Described upper rack has workbench, on workbench or be provided with inner plane measuring head, or is provided with outerplanar measuring head.
Described upper rack has workbench, and workbench is provided with inner plane measuring head and outerplanar measuring head simultaneously.
First the wind regime pressure of air-gauge is adjusted, set up to about 500kpa, then inner plane measuring head or outerplanar measuring head are placed on inner plane or the outerplanar of the guiding valve of required detection, planar registration by measuring head Yu guiding valve, open air-gauge, according to the height change situation that air-gauge changes in flow rate is corresponding, generate the schematic diagram of reflection guiding valve form, observe the schematic diagram in display, if display shows form be intermediate projections cause defective, then stop test, guiding valve after test is taken off and re-starts grinding, the position of heavy cutting intermediate projections, the detection of flatness is re-started after grinding；If display shows form be intermediate recess cause defective, then stop test, the guiding valve after test taken off and re-starts grinding, the position that heavy cutting both sides are protruding, after grinding, re-start the detection of flatness；If showing in display, result is qualified, then detect complete, and guiding valve is without re-starting processing.
The described height change situation corresponding according to air-gauge changes in flow rate, the schematic diagram generating reflection guiding valve form refers to, during air-gauge work, by the air-flow that inner plane measuring head or outerplanar measuring head output pressure are identical, when air-flow runs into the test zone of guiding valve plane, according to Bernoulli's theorem, region corresponding to different positions, hole is different from inner plane measuring head or outerplanar measuring head plan range, corresponding flow is the most different, the flow utilizing the flow transducer test diverse location within air-gauge is distinguished, diverse location and inner plane measuring head or the distance of outerplanar measuring head working face can be conversed at air-gauge internal quantitation, if its distance is remote for both sides, middle near, then corresponding guiding valve flat shape is convex；If both sides are near, middle remote, then it is recessed.
The present invention compared with the existing technology has the beneficial effect that
On workbench of the present invention or be provided with inner plane measuring head, or it is provided with outerplanar measuring head, or above two measuring head is set simultaneously, there are three kinds of products, different customer requirements can be met, present invention incorporates Automated condtrol and computer technology, display is installed, host computer, regulated power supply, IO case and printer, the change of complicated air-gauge can be converted into the schematic diagram of reflection guiding valve form, simple and convenient, and can print result, for tester more convenient to operate, general direct labor can use, this point the most just meets the condition of large-scale promotion application, and the change of complicated air-gauge be converted into the schematic diagram of reflection guiding valve form for software arts personnel fairly simple, the most just it is not described in detail, can evaluate as prior art.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is the side view of the embodiment of the present invention 1；
Fig. 3 is the structural representation of the embodiment of the present invention 2；
Fig. 4 is the rearview of the embodiment of the present invention 2；
Fig. 5 is the process chart of the present invention.
Detailed description of the invention
Embodiment 1
As shown in Figure 1-2, system for the test of brake valve slide valve assembly work surface flatness, including: frame 1, storage reservoir 2, filter 3 and air-gauge 4, storage reservoir 2, filter 3 are all fixed on the base plate of frame 1, storage reservoir 2 is positioned at the front of filter 3, air-gauge 4 profit is bolted on the crossbeam on frame 1 top, and wind regime enters storage reservoir 2 after filter 3 and carries out voltage stabilizing, then exports to air-gauge 4.Described momentum instrument 4 has 8, connects with storage reservoir 2 with branch joint.Top in frame 1, air-gauge 4 is other is provided with display 5, display 5 and host computer 8, regulated power supply 9, IO case 10 and printer 11, display 5 utilizes and is fixed on the front panel of frame 1, host computer 8 is positioned over 5 times rears of display, regulated power supply 9 is placed on the base plate of frame 1, IO case 10 is placed in the rear of host computer 8, the lower section of printer 11, printer 11 is placed in the top of IO case 10, the rear of host computer 8, host computer 8 is connected with display 5, regulated power supply 9, IO case 10 and printer 11 respectively.Display 5 bottom is provided with button 6.Workbench is arranged at described frame 1 top, and workbench is provided with outerplanar measuring head 12.
Frame 1 is the basis fixing other parts, and storage reservoir 2, filter 3 are fixed on the base plate of frame 1, and air-gauge 4 is fixed on the intermediate transverse girder of frame 1, and quantity is 8.Display 5 is fixed on the front panel of frame 1.Button 6 is positioned at the lower section of display 5, fixes with frame 1 front panel, and quantity is 3.Outerplanar measuring head 12 utilizes flexible pipe to be connected with air-gauge 4, and host computer 8 is placed in the pan front of frame 1, and regulated power supply 9 is placed in the pan front of frame 1, adjacent with host computer 8 and storage reservoir 2, has isolation cover around regulated power supply 9.IO case 10 is positioned at the upper strata of square bearer after frame 1, and printer 11 is positioned at the lower floor of square bearer after frame 1.
Embodiment 2
As shown in Figures 3 and 4, system for the test of brake valve slide valve assembly work surface flatness, including: frame 1, storage reservoir 2, filter 3 and air-gauge 4, storage reservoir 2, filter 3 are all fixed on the base plate of frame 1, storage reservoir 2 is positioned at the front of filter 3, air-gauge 4 profit is bolted on the crossbeam on frame 1 top, and wind regime enters storage reservoir 2 after filter 3 and carries out voltage stabilizing, then exports to air-gauge 4.Described momentum instrument 4 has 8, connects with storage reservoir 2 with branch joint.Top in frame 1, air-gauge 4 is other is provided with display 5, display 5 and host computer 8, regulated power supply 9, IO case 10 and printer 11, display 5 utilizes and is fixed on the front panel of frame 1, host computer 8 is positioned over 5 times rears of display, regulated power supply 9 is placed on the base plate of frame 1, IO case 10 is placed in the rear of host computer 8, the lower section of printer 11, printer 11 is placed in the top of IO case 10, the rear of host computer 8, host computer 8 is connected with display 5, regulated power supply 9, IO case 10 and printer 11 respectively.Display 5 bottom is provided with button 6.Workbench is arranged at described frame 1 top, and workbench is provided with inner plane measuring head 7.
Frame 1 is the basis fixing other parts, and storage reservoir 2, filter 3 are fixed on the base plate of frame 1, and air-gauge 4 is fixed on the intermediate transverse girder of frame 1, and quantity is 8.Display 5 is fixed on the front panel of frame 1.Button 6 is positioned at the lower section of display 5, fixes with frame 1 front panel, and quantity is 3.Inner plane measuring head 7 utilizes flexible pipe to be connected with air-gauge 4, it is taken out from the drawer at middle part and be placed on valve face to be measured use during test.Host computer 8 is placed in the pan front of frame 1, and regulated power supply 9 is placed in the pan front of frame 1, adjacent with host computer 8 and storage reservoir 2, has isolation cover around regulated power supply 9.IO case 10 is positioned at the upper strata of square bearer after frame 1, and printer 11 is positioned at the lower floor of square bearer after frame 1.
The difference of inner plane measuring head 7 and outerplanar measuring head 12 is: be designed with drawer in the middle part of inner plane measuring head 7, it is simple to inner plane measuring head 7 is placed when not in use；This position of outerplanar measuring head 12 is table top.If needed inner plane measuring head 7 and outerplanar measuring head 12 can together with install.
As shown in Figure 5, first the wind regime pressure of air-gauge 4 is adjusted, set up to about 500kpa, then inner plane measuring head 7 or outerplanar measuring head 12 are placed on inner plane or the outerplanar of the guiding valve of required detection, planar registration by measuring head Yu guiding valve, open air-gauge 4, according to the height change situation that air-gauge 4 changes in flow rate is corresponding, generate the schematic diagram of reflection guiding valve form, observe the schematic diagram in display 5, if display 5 shows form be intermediate projections cause defective, then stop test, guiding valve after test is taken off and re-starts grinding, the position of heavy cutting intermediate projections, the detection of flatness is re-started after grinding；If display 5 shows form be intermediate recess cause defective, then stop test, the guiding valve after test taken off and re-starts grinding, the position that heavy cutting both sides are protruding, after grinding, re-start the detection of flatness；If showing in display, result is qualified, then detect complete, and guiding valve is without re-starting processing.
The described height change situation corresponding according to air-gauge 4 changes in flow rate, the schematic diagram generating reflection guiding valve form refers to, when air-gauge 4 works, by the air-flow that inner plane measuring head 7 or outerplanar measuring head 12 output pressure are identical, when air-flow runs into the test zone of guiding valve plane, according to Bernoulli's theorem, region corresponding to different positions, hole is different from inner plane measuring head 7 or outerplanar measuring head 12 plan range, corresponding flow is the most different, the flow utilizing the flow transducer test diverse location within air-gauge is distinguished, diverse location and inner plane measuring head 7 or the distance of outerplanar measuring head 12 working face can be conversed at air-gauge internal quantitation, if its distance is remote for both sides, middle near, then corresponding guiding valve flat shape is convex；If both sides are near, middle remote, then it is recessed.
Above example is explanation of the invention, is not the restriction to invention, and limited range of the present invention sees claim, and without departing from the spirit of the invention, the present invention can make any type of amendment.
Claims (8)
1. for the system of brake valve slide valve assembly work surface flatness test, including: frame (1), storage reservoir (2), filter (3) and air-gauge (4), it is characterized in that: storage reservoir (2), filter (3) are all fixed on the base plate of frame (1), storage reservoir (2) is positioned at the front of filter (3), air-gauge (4) profit is bolted on the crossbeam on frame (1) top, wind regime enters storage reservoir (2) after filter (3) and carries out voltage stabilizing, then exports to air-gauge (4).
System for the test of brake valve slide valve assembly work surface flatness the most according to claim 1, it is characterised in that: described momentum instrument (4) has 8, connects with storage reservoir (2) with branch joint.
nullSystem for the test of brake valve slide valve assembly work surface flatness the most according to claim 1，It is characterized in that: on the top of frame (1)，Air-gauge (4) is other is provided with display (5)，Display (5) and host computer (8)、Regulated power supply (9)、IO case (10) and printer (11)，Display (5) utilizes and is fixed on the front panel of frame (1)，Host computer (8) is positioned over rear under display (5)，Regulated power supply (9) is placed on the base plate of frame (1)，IO case (10) is placed in the rear of host computer (8)，The lower section of printer (11)，Printer (11) is placed in the top of IO case (10)，The rear of host computer (8)，Host computer (8) respectively with display (5)、Regulated power supply (9)、IO case (10) and printer (11) connect.
System for the test of brake valve slide valve assembly work surface flatness the most according to claim 3, it is characterised in that: display (5) bottom is provided with button (6).
5. according to the system for the test of brake valve slide valve assembly work surface flatness described in claim 1 or 3, it is characterized in that: workbench is arranged at described frame (1) top, on workbench or be provided with inner plane measuring head (7), or it is provided with outerplanar measuring head (12).
6. according to the system for the test of brake valve slide valve assembly work surface flatness described in any one of claim 1 or 3, it is characterized in that: workbench is arranged at described frame (1) top, workbench is provided with inner plane measuring head (7) and outerplanar measuring head (12) simultaneously.
null7. the method for testing for brake valve slide valve assembly work surface flatness as claimed in claim 1，It is characterized in that: first the wind regime pressure of air-gauge (4) is adjusted，Set up to about 500kpa，Then inner plane measuring head (7) or outerplanar measuring head (12) are placed on inner plane or the outerplanar of the guiding valve of required detection，Planar registration by measuring head Yu guiding valve，Open air-gauge (4)，According to the height change situation that air-gauge (4) changes in flow rate is corresponding，Generate the schematic diagram of reflection guiding valve form，Observe the schematic diagram in display (5)，If in display (5) display form be intermediate projections cause defective，Then stop test，Guiding valve after test is taken off and re-starts grinding，The position of heavy cutting intermediate projections，The detection of flatness is re-started after grinding；If in display (5) display form be intermediate recess cause defective, then stop test, the guiding valve after test taken off and re-starts grinding, the position that heavy cutting both sides are protruding, after grinding, re-start the detection of flatness；If showing in display, result is qualified, then detect complete, and guiding valve is without re-starting processing.
nullMethod of testing for brake valve slide valve assembly work surface flatness the most according to claim 7，It is characterized in that: the described height change situation corresponding according to air-gauge (4) changes in flow rate，The schematic diagram generating reflection guiding valve form refers to，During air-gauge (4) work，By the air-flow that inner plane measuring head (7) or outerplanar measuring head (12) output pressure are identical，When air-flow runs into the test zone of guiding valve plane，According to Bernoulli's theorem，Region corresponding to different positions, hole is different from inner plane measuring head (7) or outerplanar measuring head (12) plan range，Corresponding flow is the most different，The flow utilizing the flow transducer test diverse location within air-gauge is distinguished，Diverse location and inner plane measuring head (7) or the distance of outerplanar measuring head (12) working face can be conversed at air-gauge internal quantitation，If its distance is remote for both sides，Middle near，Then corresponding guiding valve flat shape is convex；If both sides are near, middle remote, then it is recessed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610199905.5A CN105890551A (en) | 2016-03-31 | 2016-03-31 | System for flatness test of brake valve slide valve assembly working face and test method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610199905.5A CN105890551A (en) | 2016-03-31 | 2016-03-31 | System for flatness test of brake valve slide valve assembly working face and test method |
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| CN105890551A true CN105890551A (en) | 2016-08-24 |
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| CN201610199905.5A Pending CN105890551A (en) | 2016-03-31 | 2016-03-31 | System for flatness test of brake valve slide valve assembly working face and test method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360965A (en) * | 2019-07-22 | 2019-10-22 | 太原鹏跃电子科技有限公司 | A kind of device and detection method based on air-gauge detection flatness air-tightness |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110360965A (en) * | 2019-07-22 | 2019-10-22 | 太原鹏跃电子科技有限公司 | A kind of device and detection method based on air-gauge detection flatness air-tightness |
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Application publication date: 20160824 |