CN107449567A - A kind of vehicle bridge air tightness test platform and its operating method - Google Patents
A kind of vehicle bridge air tightness test platform and its operating method Download PDFInfo
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- CN107449567A CN107449567A CN201710831582.1A CN201710831582A CN107449567A CN 107449567 A CN107449567 A CN 107449567A CN 201710831582 A CN201710831582 A CN 201710831582A CN 107449567 A CN107449567 A CN 107449567A
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- leak detector
- workpiece
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- desk
- detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of vehicle bridge air tightness test platform and its operating method, including testboard, work stage, test box, operating desk, display station, switch-desk, shrouding, support frame, lamp bracket, illuminating lamp, detection tracheae, universal wheel, power line, source of the gas line, air accumulator, leak detector, bigeminy part and pressure-reducing valve.The beneficial effects of the invention are as follows：Branch can realize the fast quick-detach of workpiece to be detected, the installation of workpiece is simple, the speed of detection can be greatly increased, illuminating lamp provides illuminating effect to workpiece, illuminating lamp can adjust angle so that illuminating effect more preferably, program inside leak detector can control hardware to be automatically performed pre- inflation, pressure conversion, inflate voltage stabilizing, stop the supple of gas or steam test, judge whether qualified and bleeding, automaticity is high, do not operated manually, not only reduce labor intensity, and efficiency high, display station can show whether monitoring workpiece is qualified automatically under the control of leak detector, the detection efficiency of single unit system can be added.
Description
Technical field
The present invention relates to a kind of air tightness test platform, specially a kind of vehicle bridge air tightness test platform and its operating method, category
In industrial detection apparatus field.
Background technology
It is connected in automotive axle by suspension with vehicle frame, its both ends installing wheel.The effect of vehicle bridge is subject to automobile
Load, normally travel of the automobile on road is maintained, it is internally hollow structure, therefore the air-tightness of vehicle bridge determines the matter of vehicle bridge
Amount and intensity, it is necessary to use air tightness test platform during vehicle bridge is produced, by being inflated to inside workpiece, and are carried out
Corresponding air pressure detection, the air-tightness situation of workpiece is tested out using leak detector, so as to judge whether workpiece is qualified, but it is existing
Air tightness test platform still has certain defect when in use, although existing air tightness test platform machine can be by the airtight of workpiece
Property detect, but installation process of the workpiece on work piece holder is complicated, causes device whole work efficiency not high, therefore,
And existing detection means automaticity is relatively low, although by means of some equipment, many aspects will also be by artificial
Detection, is so easy to the situation for error detection occur, and not only efficiency is low, and cost is high.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of vehicle bridge air tightness test platform and its operation
Method.
The present invention is achieved through the following technical solutions above-mentioned purpose：A kind of vehicle bridge air tightness test platform, including testboard,
Work stage, test box, operating desk, display station, switch-desk, shrouding, support frame, lamp bracket, illuminating lamp, detection tracheae, universal wheel, electricity
Source line, source of the gas line, air accumulator, leak detector, bigeminy part and pressure-reducing valve；Work stage, the testboard are fixed with the testboard
Bottom is provided with test box, and the test box bottom is provided with universal wheel, and the work stage side is fixed with shrouding, the workpiece
Platform opposite side is provided with lamp bracket, illuminating lamp is fixed with the lamp bracket, the shape of the lamp bracket and the angle of support illuminating lamp can
Adjust, be fixed with two support frames in the work stage, the shape of support frame as described above takes the shape of the letter U and size and vehicle bridge size phase
Match somebody with somebody, operating desk, display station and switch-desk are provided with the testboard, the display station can show automatically under the control of leak detector
Show whether monitoring workpiece is qualified, the operating desk, display station and switch-desk are electrically connected, and the test box is internally provided with
Air accumulator, leak detector, bigeminy part and pressure-reducing valve, the program inside the leak detector can control hardware to be automatically performed pre- inflation, pressure
Power conversion, inflation voltage stabilizing, test of stopping the supple of gas or steam, judge whether qualified and bleeding, the air accumulator, leak detector, bigeminy part and subtract
Pressure valve is linked together by gas path pipe, and the source of the gas line is connected through test box with air accumulator, and the power line passes through
Test box is connected with switch-desk, and the operating desk, display station, switch-desk and leak detector are electrically connected, the detection gas
Pipe one end is located at the other end and leak detector above work stage and linked together, and the illuminating lamp and operating desk are electrically connected,
The end connection of the detection tracheae for quick connector.
Further, in order to realize the fast quick-detach of workpiece to be detected, the shape of support frame as described above takes the shape of the letter U and size and car
Bridge size matches.
Further, in order to reduce the time used in each workpiece of detection, the end connection of the detection tracheae is
Quick connector.
Further, in order that obtaining illuminating effect more preferably, the shape of the lamp bracket and the angle adjustable of support illuminating lamp.
Further, in order to improve detection efficiency, operational error rate is reduced, the program inside the leak detector is controllable hard
Part is automatically performed pre- inflation, pressure conversion, inflates voltage stabilizing, test of stopping the supple of gas or steam, judges whether qualified and bleeding.
Further, in order to which the data obtained by test can be got information about and whether observe tested device qualified,
The display station can show whether monitoring workpiece is qualified automatically under the control of leak detector.
The operating method of the vehicle bridge air tightness test platform is made up of following steps：
1) it is to introduce power supply by power line after 220VAC+10%~-15%50HZ ± 1HZ to confirm power supply, passes through source of the gas
Line introduces source of the gas and checks whether bleed pressure is normal, and bleed pressure should be not more than 0.7MPa, and the pressure of source of the gas is adjusted by bigeminy part
Whole, after the completion of adjusting first, later normal start does not have to adjust again, and the filtering discharge outlet of bigeminy part is guided into peace with flexible pipe
Full place；
2) main power switch is closed on switch-desk, and turns on the power key switch, the power supply indicator on display station is bright
Rise, open leak detector power switch, leak detector power supply indicator is bright, waits leak detector to start；
3) enter leak detector and enter detection interface, adjust the size of leak detector air pressure in 150KPa；
4) workpiece to be detected is put into support frame, the interface detected on tracheae quick connector and measured workpiece is entered
Row connection；
5) button for starting detection is pressed on operating desk, now system presses pre-set program automatic running, right first
Workpiece is inflated in advance, then carries out pressure conversion, then carries out detection pressure inflatable to workpiece, followed by voltage stabilizing, then stops air inlet,
Carry out sampling test；
6) after the completion of testing, leak detector shows testing result and whether qualified judges automatically, and is shown automatically by display station
Show to come, be then vented to normal pressure；
7) observe the display situation on display station and judge the sealing property of workpiece and whether it qualified；
8) quick connector of detection tracheae is pulled up from workpiece, unloads workpiece manually.
The beneficial effects of the invention are as follows：Vehicle bridge air tightness test platform connection is compact, uses simple, reasonable in design, support
The shape of frame takes the shape of the letter U and size and vehicle bridge size match, it is possible to achieve the fast quick-detach of workpiece to be detected, the installation letter of workpiece
It is single, the speed of detection can be greatly increased, detect tracheae end connection for quick connector, the detection device of realization it is quick
It is installed in place, while air-tightness is ensured, the step of when reducing detection, reduces the time detected used in each workpiece,
The shape of lamp bracket and the angle adjustable of support illuminating lamp, illuminating lamp provide illuminating effect to workpiece, and illuminating lamp being capable of adjustment angle
Degree so that illuminating effect more preferably, program inside leak detector can control hardware to be automatically performed pre- inflation, pressure conversion, inflation surely
Press, test of stopping the supple of gas or steam, judge whether qualified and bleeding, automaticity is high, does not carry out the operation of each step manually, not only
Labor intensity, and efficiency high are reduced, operational error rate is low, and the effect of detection is good, and display station can be under the control of leak detector
Whether automatic display monitoring workpiece is qualified, can get information about the resulting data of test and observe whether tested device closes
Lattice, it is easy to judge, adds the detection efficiency of single unit system, the device, which has, operates easy for installation, the higher spy of detection efficiency
Point.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is test box internal structure schematic diagram of the present invention；
In figure：1st, testboard, 2, work stage, 3, test box, 4, operating desk, 5, display station, 6, switch-desk, 7, shrouding, 8,
Support frame, 9, lamp bracket, 10, illuminating lamp, 11, detection tracheae, 12, universal wheel, 13, power line, 14, source of the gas line, 15, air accumulator,
16th, leak detector, 17, bigeminy part, 18, pressure-reducing valve.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-2, a kind of vehicle bridge air tightness test platform, including testboard 1, work stage 2, test box 3, operating desk 4,
Display station 5, switch-desk 6, shrouding 7, support frame 8, lamp bracket 9, illuminating lamp 10, detection tracheae 11, universal wheel 12, power line 13, gas
Source line 14, air accumulator 15, leak detector 16, bigeminy part 17 and pressure-reducing valve 18；Work stage 2, the survey are fixed with the testboard 1
The bottom of test stand 1 is provided with test box 3, and the bottom of test box 3 is provided with universal wheel 12, and the side of work stage 2 is fixed with envelope
Plate 7, the opposite side of work stage 2 are provided with lamp bracket 9, are fixed with illuminating lamp 10 on the lamp bracket 9, the shape of the lamp bracket 9 and
The angle adjustable of illuminating lamp 10 is supported, is fixed with two support frames 8 in the work stage 2, the shape of support frame as described above 8 is in U
Shape and size and vehicle bridge size match, and operating desk 4, display station 5 and switch-desk 6, the display are provided with the testboard 1
Platform 5 can show whether monitoring workpiece is qualified automatically under the control of leak detector 16, the operating desk 4, display station 5 and switch-desk 6
It is electrically connected, the test box 3 is internally provided with air accumulator 15, leak detector 16, bigeminy part 17 and pressure-reducing valve 18, the inspection
Leakage instrument 16 inside program can control hardware be automatically performed pre- inflation, pressure conversion, inflate voltage stabilizing, test of stopping the supple of gas or steam, judge it is qualified
Whether and bleeding, the air accumulator 15, leak detector 16, bigeminy part 17 and pressure-reducing valve 18 be connected to one by gas path pipe
Rise, the source of the gas line 14 is connected through test box 3 with air accumulator 15, and the power line 13 passes through test box 3 and the phase of switch-desk 6
Connection, the operating desk 4, display station 5, switch-desk 6 and leak detector 16 are electrically connected, and described detection tracheae 11 one end is located at
The top other end of work stage 2 and leak detector 16 link together, and the illuminating lamp 10 and operating desk 4 are electrically connected, described
Detect the end connection of tracheae 11 for quick connector.
A kind of technical optimization scheme as the present invention：The shape of support frame as described above 8 takes the shape of the letter U and size and vehicle bridge size phase
Matching；The end connection of the detection tracheae 11 for quick connector；The shape of the lamp bracket 9 and the angle of support illuminating lamp 10
Degree is adjustable；Program inside the leak detector 16 can control hardware to be automatically performed pre- inflation, pressure conversion, inflate voltage stabilizing, stop
Gas test, judge whether qualified and bleeding；The display station 5 can show monitoring workpiece automatically under the control of leak detector 16
It is whether qualified.
The operating method of the vehicle bridge air tightness test platform is made up of following steps：
1) it is to introduce power supply by power line 13 after 220VAC+10%~-15%50HZ ± 1HZ to confirm power supply, passes through gas
Source line 14 introduces source of the gas and checks whether bleed pressure is normal, and bleed pressure should be not more than 0.7MPa, and the pressure of source of the gas is by bigeminy
Part 17 adjusts, and after the completion of adjusting first, later normal start does not have to adjust again, and by the filtering discharge outlet of bigeminy part 17 with soft
Pipe guides to safe place；
2) main power switch is closed on switch-desk 6, and turns on the power key switch, the power supply indicator on display station is bright
Rise, open the power switch of leak detector 16, the power supply indicator of leak detector 16 is bright, waits leak detector 16 to start；
3) enter leak detector and enter detection interface, adjust the size of leak detector air pressure in 150KPa；
4), workpiece to be detected is put into support frame 8, tracheae 11 will be detected with connecing on quick connector and measured workpiece
Mouth is attached；
5) button for starting detection is pressed on operating desk 4, now system presses pre-set program automatic running, right first
Workpiece is inflated in advance, then carries out pressure conversion, then carries out detection pressure inflatable to workpiece, followed by voltage stabilizing, then stops air inlet,
Carry out sampling test；
6) test after the completion of, leak detector 16 show automatically testing result and judge it is whether qualified and automatic by display station 5
Show, be then vented to normal pressure；
7) observe the display situation on display station 5 and judge the sealing property of workpiece and whether it qualified；
8) quick connector of detection tracheae 11 is pulled up from workpiece, unloads workpiece manually.
In the use of the present invention, first by power line introduce power supply, by source of the gas line introduce source of the gas and check power supply and
Whether source of the gas is normal, and the pressure of source of the gas is adjusted by bigeminy part, the filtering discharge outlet of bigeminy part is guided to flexible pipe safe
Place, power turn-on switchs on switch-desk, opens leak detector power switch and enters leak detector into detection interface, adjustment leak detection
Workpiece to be detected is put into support frame in 150KPa by the size of instrument air pressure, will detection tracheae quick connector and tested work
Interface on part is attached, and the button for starting detection is pressed on operating desk, is detected, and after the completion of test, leak detector is certainly
Whether qualified dynamic display testing result simultaneously judge, and is shown automatically by display station, is then vented to normal pressure, observation display
Display situation on platform simultaneously judges the sealing property of workpiece and whether it qualified, and the fast of detection tracheae is finally pulled up from workpiece
Connection-peg, workpiece is unloaded manually
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
- A kind of 1. vehicle bridge air tightness test platform, it is characterised in that：Including testboard (1), work stage (2), test box (3), operation Platform (4), display station (5), switch-desk (6), shrouding (7), support frame (8), lamp bracket (9), illuminating lamp (10), detection tracheae (11), Universal wheel (12), power line (13), source of the gas line (14), air accumulator (15), leak detector (16), bigeminy part (17) and pressure-reducing valve (18)；Work stage (2) is fixed with the testboard (1), testboard (1) bottom is provided with test box (3), the test Case (3) bottom is provided with universal wheel (12), and work stage (2) side is fixed with shrouding (7), work stage (2) opposite side Lamp bracket (9) is provided with, illuminating lamp (10) is fixed with the lamp bracket (9), two support frames are fixed with the work stage (2) (8) operating desk (4), display station (5) and switch-desk (6), the operating desk (4), display station, are provided with the testboard (1) (5) it is electrically connected with switch-desk (6), the test box (3) is internally provided with air accumulator (15), leak detector (16), bigeminy Part (17) and pressure-reducing valve (18), the air accumulator (15), leak detector (16), bigeminy part (17) and pressure-reducing valve (18) pass through gas circuit pipe Road links together, and the source of the gas line (14) is connected through test box (3) with air accumulator (15), and the power line (13) passes through Test box (3) is connected with switch-desk (6), and the operating desk (4), display station (5), switch-desk (6) and leak detector (16) are electrically connected It is connected together, described detection tracheae (11) one end is located at the other end and leak detector (16) above work stage (2) and linked together, institute State illuminating lamp (10) and operating desk (4) is electrically connected.
- A kind of 2. vehicle bridge air tightness test platform according to claim 1, it is characterised in that：The shape of support frame as described above (8) Take the shape of the letter U and size and vehicle bridge size match.
- A kind of 3. vehicle bridge air tightness test platform according to claim 1, it is characterised in that：The end of the detection tracheae (11) The connection of head place for quick connector.
- A kind of 4. vehicle bridge air tightness test platform according to claim 3, it is characterised in that：The shape of the lamp bracket (9) and Support the angle adjustable of illuminating lamp (10).
- A kind of 5. vehicle bridge air tightness test platform according to claim 1, it is characterised in that：Leak detector (16) inside Program can control hardware be automatically performed pre- inflation, pressure conversion, inflation voltage stabilizing, test of stopping the supple of gas or steam, judge it is whether qualified be vented behaviour Make.
- A kind of 6. vehicle bridge air tightness test platform according to claim 1, it is characterised in that：The display station (5) can examined Whether qualified leak automatic display monitoring workpiece under the control of instrument (16).
- A kind of 7. operating method of vehicle bridge air tightness test platform, it is characterised in that：The operating method is by following steps structure Into：1) confirm that power supply is 220VAC, power supply is introduced by power line (13) after 50HZ ± 1HZ, pass through source of the gas line (14) and introduce gas Source simultaneously checks whether bleed pressure is normal, and bleed pressure should be not more than 0.7MPa, and the pressure of source of the gas is adjusted by bigeminy part (17), first After the completion of secondary adjustment, later normal start does not have to adjust again, and the filtering discharge outlet of bigeminy part (17) is guided into peace with flexible pipe Full place；2) main power switch is closed on switch-desk (6), and turns on the power key switch, the power supply indicator on display station is bright Rise, open leak detector (16) power switch, leak detector (16) power supply indicator is bright, waits leak detector (16) to start；3) enter leak detector and enter detection interface, adjust the size of leak detector air pressure in 150KPa；4) workpiece to be detected is put into support frame (8), tracheae (11) will be detected with connecing on quick connector and measured workpiece Mouth is attached；5) button for starting detection is pressed on operating desk (4), now system presses pre-set program automatic running, first to work Part is inflated in advance, then carries out pressure conversion, then carries out detection pressure inflatable to workpiece, followed by voltage stabilizing, is then stopped air inlet, is entered Row sampling test；6) after the completion of testing, leak detector (16) automatically display testing result and judge it is whether qualified and automatic by display station (5) Show, be then vented to normal pressure；7) observe the display situation on display station (5) and judge the sealing property of workpiece and whether it qualified；8) quick connector of detection tracheae (11) is pulled up from workpiece, unloads workpiece manually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831582.1A CN107449567A (en) | 2017-09-15 | 2017-09-15 | A kind of vehicle bridge air tightness test platform and its operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831582.1A CN107449567A (en) | 2017-09-15 | 2017-09-15 | A kind of vehicle bridge air tightness test platform and its operating method |
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| CN107449567A true CN107449567A (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710831582.1A Pending CN107449567A (en) | 2017-09-15 | 2017-09-15 | A kind of vehicle bridge air tightness test platform and its operating method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060278A (en) * | 2018-09-26 | 2018-12-21 | 合肥宽信机电有限公司 | A kind of air-tightness detection method for axle shell |
| CN110631775A (en) * | 2019-09-27 | 2019-12-31 | 无锡众颖汽车零部件有限公司 | Workpiece air tightness detection device |
| CN114112227A (en) * | 2021-11-08 | 2022-03-01 | 陕西飞机工业有限责任公司 | Air tightness inspection method and device |
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| CN203672572U (en) * | 2013-11-18 | 2014-06-25 | 郑州精益达汽车零部件有限公司 | Passenger car rear axle gas tightness detection system |
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| CN109060278A (en) * | 2018-09-26 | 2018-12-21 | 合肥宽信机电有限公司 | A kind of air-tightness detection method for axle shell |
| CN110631775A (en) * | 2019-09-27 | 2019-12-31 | 无锡众颖汽车零部件有限公司 | Workpiece air tightness detection device |
| CN114112227A (en) * | 2021-11-08 | 2022-03-01 | 陕西飞机工业有限责任公司 | Air tightness inspection method and device |
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