CN113029474A - Device for checking airtightness and leakage point of automobile fuel tank - Google Patents
Device for checking airtightness and leakage point of automobile fuel tank Download PDFInfo
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- CN113029474A CN113029474A CN202110223541.0A CN202110223541A CN113029474A CN 113029474 A CN113029474 A CN 113029474A CN 202110223541 A CN202110223541 A CN 202110223541A CN 113029474 A CN113029474 A CN 113029474A
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- 239000002828 fuel tank Substances 0.000 title claims description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000007689 inspection Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 10
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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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
- G01M3/32—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 for containers, e.g. radiators
- G01M3/3236—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 for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—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 for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
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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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/10—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses an automobile oil tank tightness and leak point inspection device which comprises a support frame, wherein the bottom of the support frame is fixedly connected with a support leg, a first support seat is fixedly connected onto the support frame, a fourth motor is fixedly connected onto the first support seat, a driving shaft is fixedly connected onto the fourth motor, a gear is fixedly connected onto the driving shaft, the gear is meshed with teeth fixedly connected to the periphery of a roller, an operation plate is fixedly connected into the roller, and a slide way mechanism is fixedly connected onto the operation plate; through a supporting seat of fixed connection on the support frame, No. four motors of fixed connection on a supporting seat, fixed connection drive shaft on No. four motors, fixed connection gear in the drive shaft, gear engagement are at the tooth of a week fixed connection of roller, and the inside fixed connection operation panel of roller is convenient for through the roller to the comprehensive detection of oil tank a week.
Description
Technical Field
The invention relates to the technical field of automobile mailbox detection, in particular to an automobile oil tank airtightness and leak point detection device.
Background
The commercial vehicle oil tank is still widely welded and formed by metal plates, and the welding seam leakage defect is difficult to avoid in the welding process, so that the oil tank leaks oil, and the use safety of the vehicle is seriously affected. Therefore, in order to ensure the sealing performance of the oil tank, oil tank manufacturers must perform routine inspection on the sealing performance of oil tank products, perform leak point identification on the detected oil tank with poor sealing performance, and perform targeted repair welding on the oil tank with poor sealing performance to ensure 100% sealing integrity of the oil tank products. Most of the traditional oil tank welding seam leakage detection adopts a bubble detection method, mainly depends on manual detection, has low detection precision and low speed, and has great influence on production environment; most advanced detection technologies can effectively improve detection accuracy, but equipment cost is high.
Therefore, the automobile fuel tank tightness and leak point inspection device is provided.
Disclosure of Invention
The invention mainly aims to provide a device for checking the airtightness and the leakage point of an automobile oil tank, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the device for checking the airtightness and the leakage point of the automobile oil tank comprises a support frame, wherein the bottom of the support frame is fixedly connected with a support leg, a first support seat is fixedly connected onto the support frame, a fourth motor is fixedly connected onto the first support seat, a drive shaft is fixedly connected onto the fourth motor, a gear is fixedly connected onto the drive shaft, the gear is meshed with a tooth fixedly connected to the periphery of a roller, an operation plate is fixedly connected into the roller, and a slide way mechanism is fixedly connected onto the operation plate;
the slide rail mechanism is fixedly connected with a drive plate, two ends of the drive plate are fixedly connected with a second motor and a third motor, the second motor is fixedly connected with a second hydraulic rod, the second hydraulic rod is fixedly connected with a second sliding block, the second sliding block is fixedly connected with a second clamping rod, one side of the second clamping rod is fixedly connected with a second positioning column, and the second positioning column is fixedly connected with a second rubber pad; fixed connection hydraulic stem No. three on No. three motors, fixed connection slider No. three on the hydraulic stem No. three, fixed connection clamp rod No. three on the slider No. three, reference column No. three of one side fixed connection of clamp rod No. three, rubber pad No. three of fixed connection on the reference column No. three, No. two slider and No. three slider interactive connection are on transverse sliding, transverse sliding fixed connection is on the drive plate.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the slide way mechanism comprises two lower slide boards, two upper slide boards, two groups of first slide ways and two groups of second slide ways; two lower sliding plate fixed connection is in the both sides of operation panel, two respectively fixed connection a set of slide and No. two slides on the lower sliding plate, swing joint goes up the slide on slide and No. two slides, go up fixed connection and remove the drive plate on the slide.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: one side fixed connection hydraulic stem of drive plate, fixed connection a motor on the hydraulic stem, a motor fixed connection is on the operation panel.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the utility model discloses a fuel tank, including backup pad, backup pad one side fixed connection force (forcing) pump, fixed connection gas-supply pipe on the force (forcing) pump, fixed connection manometer on the gas-supply pipe, gas-supply pipe one end fixed connection seals the valve, seal the valve and go up the oil inlet department of cup jointing at the oil tank, seal the valve and adopt rubber material.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the supporting frame is fixedly connected with a second supporting seat and a third supporting seat, the second supporting seat is fixedly connected with a first connecting rod and a second connecting rod, the first connecting rod is fixedly connected with a first guide wheel, the second connecting rod is fixedly connected with a second guide wheel, and the first guide wheel and the second guide wheel are fixedly connected through the third connecting rod; no. three supporting seat fixed connection connecting rod and No. five connecting rods, No. four connecting rod fixed connection leading wheels No. three, No. five fixed connection leading wheels No. four on the connecting rod, No. three leading wheels and No. four leading wheels pass through No. six connecting rod fixed connection.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the supporting frame is fixedly connected with a water tank, and the water tank is positioned on the left side of the roller.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the support frame is fixedly connected with a controller, and the controller is electrically connected with a first motor, a second motor, a third motor, a fourth motor and a pressure pump.
As a preferable scheme of the device for checking the tightness and the leak points of the automobile fuel tank, the device comprises: the device for checking the airtightness and the leakage point of the automobile oil tank comprises the following use steps:
step A: firstly, an oil tank is placed between a second clamping rod and a third clamping rod, the second motor and the third motor drive a second hydraulic rod and a third hydraulic rod to clamp the oil tank, a second positioning column and a third positioning column are arranged on the second clamping rod and the third clamping rod, and a second rubber pad and a third rubber pad are arranged on the second clamping rod and the third clamping rod to protect the oil tank;
b, after the step A is finished, clamping a sealing valve at an oil inlet of the oil drum to seal the interior of the oil drum, pressurizing the interior of the oil drum by using a pressurizing pump, observing the reading of a pressure gauge, and determining whether a leakage point occurs in the oil drum;
and C: after accomplishing step B, if the manometer atmospheric pressure does not rise the oil drum and has the leak source, draw out along the lower slide through the oil drum that the first motor of drive will be located slide mechanism for the oil drum enters into the basin, then rotates through No. four motor drive rollers, observes bubble position in the basin, thereby confirms the leak source.
Compared with the prior art, the invention has the following beneficial effects:
1. through a supporting seat of fixed connection on the support frame, No. four motors of fixed connection on a supporting seat, fixed connection drive shaft on No. four motors, fixed connection gear in the drive shaft, gear engagement are at the tooth of a week fixed connection of roller, and the inside fixed connection operation panel of roller is convenient for through the roller to the comprehensive detection of oil tank a week.
2. Through No. two motors and No. three motors, drive No. two hydraulic stems and hydraulic stem respectively and further drive No. two sliders and No. three slider interactive connections on transverse sliding, transverse sliding fixed connection is on the drive plate, and the effectual oil tank that carries out the centre gripping through No. two clamp rods that set up and No. three clamp rods.
3. The slide way mechanism comprises two lower slide boards, two upper slide boards, two groups of first slide ways and two groups of second slide ways; two lower sliding plate fixed connection are in the both sides of operation panel, and a set of slide and No. two slides of fixed connection respectively on two lower sliding plates, swing joint go up the slide on slide and No. two slides, go up fixed connection drive plate on the slide, be convenient for immerse the oil tank in the basin through the slide mechanism that sets up, check oil tank gas leakage and leak the solder joint. A
4. Through backup pad one side fixed connection force (forcing) pump, fixed connection gas-supply pipe on the force (forcing) pump, fixed connection manometer on the gas-supply pipe, gas-supply pipe one end fixed connection sealing valve cup joints in the oil inlet department of oil tank on the sealing valve, and the sealing valve adopts the rubber material, makes the oil tank be in the closure through the force (forcing) pump that adopts and the sealing valve, is convenient for test the oil tank seal, confirms the oil tank seal through the manometer.
5. Through the water tank of fixed connection on the support frame, the water tank is located the left side of cylinder, through this water tank, immerses the oil tank wherein, is convenient for confirm in the oil tank and leaks the solder joint.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an apparatus for checking the leak tightness and leakage points of an automobile fuel tank according to the present invention;
FIG. 2 is a schematic diagram of an operation panel of the device for checking the leak tightness and leak points of the fuel tank of the vehicle according to the present invention;
FIG. 3 is a schematic view of a clamping structure of the device for checking the leak tightness and leak points of the fuel tank of the automobile;
FIG. 4 is a side view of a roller of the device for checking the tightness and leak points of an automobile fuel tank according to the present invention;
FIG. 5 is a schematic view of a structure of a slideway mechanism wheel of an automobile fuel tank tightness and leak point inspection device of the present invention;
FIG. 6 is a schematic view of a roller driving structure of the device for checking the tightness and leakage points of the fuel tank of the automobile;
FIG. 7 is a schematic view of a sealing valve of the device for checking the sealing performance and leak points of the fuel tank of an automobile according to the present invention.
In the figure: 1. a support frame; 101. supporting legs; 2. a roller; 201. teeth; 3. an operation panel; 301. a slide mechanism; 3011. a lower slide plate; 3012. an upper slide plate; 3013. a first slideway; 3014. a second slideway; 4. a first motor; 401. a first hydraulic rod; 402. a drive plate; 403. a transverse slideway; 5. a second motor; 501. a second hydraulic rod; 502. a second sliding block; 503. a second clamping rod; 504. a second positioning column; 505. a second rubber pad; 6. a third motor; 601. a third hydraulic rod; 602. a third sliding block; 603. a third clamping rod; 604. a third positioning column; 605. a third rubber pad; 7. a fourth motor; 701. a drive shaft; 702. a gear; 703. a first supporting seat; 8. a second supporting seat; 801. a first guide wheel; 802. a second guide wheel; 803. a first connecting rod; 804. a second connecting rod; 805. a third connecting rod; 9. a third supporting seat; 10. a pressure pump; 1001. a gas delivery pipe; 1002. a pressure gauge; 11. sealing the valve; 12. a water tank; 13. and a controller.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. 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.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Example 1
As shown in fig. 1-7, an automobile fuel tank tightness and leak point inspection device comprises a support frame 1, a support leg 101 is fixedly connected to the bottom of the support frame 1, a first support base 703 is fixedly connected to the support frame 1, a fourth motor 7 is fixedly connected to the first support base 703, a drive shaft 701 is fixedly connected to the fourth motor 7, a gear 702 is fixedly connected to the drive shaft 701, the gear 702 is engaged with a tooth 201 fixedly connected to a circle of a roller 2, an operation plate 3 is fixedly connected to the interior of the roller 2, and a slideway mechanism 301 is fixedly connected to the operation plate 3;
the drive plate 402 is fixedly connected to the slide mechanism 301, the two ends of the drive plate 402 are fixedly connected with the second motor 5 and the third motor 6, the second motor 5 is fixedly connected with the second hydraulic rod 501, the second hydraulic rod 501 is fixedly connected with the second sliding block 502, the second sliding block 502 is fixedly connected with the second clamping rod 503, one side of the second clamping rod 503 is fixedly connected with the second positioning column 504, and the second positioning column 504 is fixedly connected with the second rubber pad 505; no. three hydraulic stem 601 of fixed connection on No. three motor 6, No. three slider 602 of fixed connection on No. three hydraulic stem 601, No. three clamping rod 603 of fixed connection on No. three slider 602, No. three reference column 604 of one side fixed connection of No. three clamping rod 603, No. three rubber pad 605 of fixed connection on No. three reference column 604, No. two sliders 502 and No. three slider 602 interactive connection are on transverse slide 403, transverse slide 403 fixed connection is on drive plate 402, effectual the centre gripping to the oil tank through No. two clamping rod 503 and No. three clamping rod 603 that set up, roller 2 can drive the oil tank upset and be convenient for detect gas leakage and leak the solder joint.
Preferably, the slide mechanism 301 includes two lower slide plates 3011, two upper slide plates 3012, two sets of first slide ways 3013, and two sets of second slide ways 3014; two lower sliding plates 3011 are fixedly connected to two sides of the operating panel 3, a group of first sliding ways 3013 and second sliding ways 3014 are fixedly connected to the two lower sliding plates 3011 respectively, the first sliding ways 3013 and the second sliding ways 3014 are movably connected to the upper sliding plates 3012, the upper sliding plates 3012 are fixedly connected to the drive plate 402, the oil tank can be conveniently immersed into the water tank through the arranged sliding way mechanism 301, and welding spots of leakage of the oil tank can be checked.
Preferably, one side of the driving plate 402 is fixedly connected with a first hydraulic rod 401, a first motor 4 is fixedly connected to the first hydraulic rod 401, and the first motor 4 is fixedly connected to the operating plate 3, so that the driving plate 402 is driven by the first motor 4, and the oil tank is immersed in the water tank.
Preferably, backup pad one side fixed connection force (forcing) pump 10, fixed connection gas-supply pipe 1001 on the force (forcing) pump 10, fixed connection manometer 1002 on the gas-supply pipe 1001, gas-supply pipe 1001 one end fixed connection sealing valve 11, cup joint in the oil inlet department of oil tank on the sealing valve 11, sealing valve 11 adopts the rubber material, make the oil tank be in the closure through force (forcing) pump 10 and the sealing valve 11 that adopt, be convenient for test the oil tank leakproofness, confirm the oil tank leakproofness through manometer 1002.
Preferably, a second supporting seat 8 and a third supporting seat 9 are fixedly connected to the supporting frame 1, a first connecting rod 803 and a second connecting rod 804 are fixedly connected to the second supporting seat 8, the first connecting rod 803 is fixedly connected to a first guide wheel 801, a second guide wheel 802 is fixedly connected to the second connecting rod 804, and the first guide wheel 801 and the second guide wheel 802 are fixedly connected through a third connecting rod 805; no. three supporting seat 9 fixed connection connecting rod and No. five connecting rods No. four, No. four connecting rod fixed connection leading wheel No. three, fixed connection leading wheel No. four on No. five connecting rods, No. three leading wheels and No. four leading wheels pass through connecting rod six fixed connection.
Preferably, a water tank 12 is fixedly connected to the support frame 1, the water tank 12 is positioned at the left side of the roller, and the oil tank is immersed into the water tank 12 through the water tank, so that the welding spot leakage in the oil tank can be conveniently determined.
Preferably, the controller 13 is fixedly connected to the support frame 1, and the controller 13 is electrically connected to the first motor 4, the second motor 5, the third motor 6, the fourth motor 7 and the pressure pump 10.
Example 2
As shown in fig. 1-7, an apparatus for checking the tightness and leak points of an automobile fuel tank comprises the following steps:
step A: firstly, an oil tank is placed between a second clamping rod 503 and a third clamping rod 603, a second hydraulic rod 501 and a third hydraulic rod 601 are driven by a second motor 5 and a third motor 6 to clamp the oil tank, a second positioning column 504 and a third positioning column 604 are arranged on the second clamping rod 503 and the third clamping rod 603, and a second rubber pad 505 and a third rubber pad 605 are arranged on the second clamping rod 503 and the third clamping rod 603 to protect the oil tank;
b, after the step A is finished, clamping the sealing valve 11 at an oil inlet of the oil drum to seal the interior of the oil drum, pressurizing the interior of the oil drum by using a pressurizing pump 10, observing the reading of a pressure gauge 1002, and determining whether a leakage point occurs in the oil drum;
and C: after step B, if the air pressure of the pressure gauge 1002 does not rise, the oil drum located on the slide mechanism 301 is drawn out along the lower slide plate 3011 by driving the motor 4, so that the oil drum enters the water tank 12, then the roller 2 is driven to rotate by the motor 7, the bubble position in the water tank 12 is observed, and the leak point is determined.
When the device is used, firstly, the oil tank is placed between a second clamping rod 503 and a third clamping rod 603, a second motor 5 and a third motor 6 drive a second hydraulic rod 501 and a third hydraulic rod 601 to clamp the oil tank, a second positioning column 504 and a third positioning column 604 are arranged on the second clamping rod 503 and the third clamping rod 603, and a second rubber pad 505 and a third rubber pad 605 arranged on the second clamping rod 503 and the third clamping rod 603 play a role in protecting the oil tank; then, the sealing valve 11 is clamped at an oil inlet of the oil drum to seal the interior of the oil drum, then the interior of the oil drum is pressurized by a pressurizing pump 10, the indication number of a pressure gauge 1002 is observed, and whether a leakage point occurs in the oil drum or not is determined; at last through a drive motor 4 will be located the oil drum on slide mechanism 301 and draw out along gliding plate 3011 for the oil drum enters into basin 12, then rotates through No. four motor 7 drive roller 2, observes bubble position in the basin 12, thereby confirms the leak source.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an automobile fuel tank seal nature and leak source inspection device, includes support frame (1), support frame (1) bottom fixed connection supporting leg (101), its characterized in that: a first supporting seat (703) is fixedly connected to the supporting frame (1), a fourth motor (7) is fixedly connected to the first supporting seat (703), a driving shaft (701) is fixedly connected to the fourth motor (7), a gear (702) is fixedly connected to the driving shaft (701), the gear (702) is meshed with a tooth (201) fixedly connected to the periphery of the roller (2), an operating plate (3) is fixedly connected to the inside of the roller (2), and a slide mechanism (301) is fixedly connected to the operating plate (3);
the slide way mechanism (301) is fixedly connected with a driving plate (402), two ends of the driving plate (402) are fixedly connected with a second motor (5) and a third motor (6), the second motor (5) is fixedly connected with a second hydraulic rod (501), the second hydraulic rod (501) is fixedly connected with a second sliding block (502), the second sliding block (502) is fixedly connected with a second clamping rod (503), one side of the second clamping rod (503) is fixedly connected with a second positioning column (504), and the second positioning column (504) is fixedly connected with a second rubber pad (505); no. three hydraulic stem (601) of fixed connection on No. three motor (6), No. three slider (602) of fixed connection on No. three hydraulic stem (601), No. three tight pole (603) of fixed connection on No. three slider (602), No. three reference column (604) of one side fixed connection of pressing from both sides tight pole (603) No. three, No. three rubber pad (605) of fixed connection on No. three reference column (604), No. two slider (502) and No. three slider (602) interactive connection are on transverse sliding way (403), transverse sliding way (403) fixed connection is on drive plate (402).
2. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 1, wherein: the slide way mechanism (301) comprises two lower slide boards (3011), two upper slide boards (3012), two groups of first slide ways (3013) and two groups of second slide ways (3014); two lower slide (3011) fixed connection is in the both sides of operation panel (3), two respectively fixed connection a set of slide (3013) and No. two slide (3014) on lower slide (3011), swing joint goes up slide (3012) on slide (3013) and No. two slide (3014), go up fixed connection drive plate (402) on slide (3012).
3. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 2, wherein: one side of the driving plate (402) is fixedly connected with a first hydraulic rod (401), a first motor (4) is fixedly connected to the first hydraulic rod (401), and the first motor (4) is fixedly connected to the operating plate (3).
4. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 1, wherein: backup pad one side fixed connection force (10), fixed connection gas-supply pipe (1001) are gone up in force (10), fixed connection manometer (1002) are gone up in gas-supply pipe (1001), gas-supply pipe (1001) one end fixed connection seals valve (11), cup joint the oil inlet department at the oil tank on sealing valve (11), seal valve (11) and adopt rubber material.
5. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 1, wherein: a second supporting seat (8) and a third supporting seat (9) are fixedly connected to the supporting frame (1), a first connecting rod (803) and a second connecting rod (804) are fixedly connected to the second supporting seat (8), the first connecting rod (803) is fixedly connected with a first guide wheel (801), the second connecting rod (804) is fixedly connected with a second guide wheel (802), and the first guide wheel (801) and the second guide wheel (802) are fixedly connected through a third connecting rod (805); no. three supporting seat (9) fixed connection connecting rod and No. five connecting rods No. four, No. four connecting rod fixed connection leading wheel No. three, No. five fixed connection leading wheels No. four on the connecting rod, No. three leading wheels and No. four leading wheels pass through connecting rod six fixed connection.
6. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 1, wherein: the supporting frame (1) is fixedly connected with a water tank (12), and the water tank (12) is located on the left side of the roller.
7. The device for checking the tightness and the leak points of the fuel tank of the automobile according to claim 6, wherein: the support frame (1) is fixedly connected with a controller (13), and the controller (13) is electrically connected with a first motor (4), a second motor (5), a third motor (6), a fourth motor (7) and a pressure pump (10).
8. The device for checking the tightness and leak points of an automobile fuel tank according to any one of claims 1 to 7, wherein:
step A: firstly, an oil tank is placed between a second clamping rod (503) and a third clamping rod (603), a second hydraulic rod (501) and a third hydraulic rod (601) are driven by a second motor (5) and a third motor (6) to clamp the oil tank, a second positioning column (504) and a third positioning column (604) are arranged on the second clamping rod (503) and the third clamping rod (603), and a second rubber pad (505) and a third rubber pad (605) are arranged on the second clamping rod (503) and the third clamping rod (603) to protect the oil tank;
b, after the step A is finished, the sealing valve (11) is clamped at an oil inlet of the oil drum to seal the interior of the oil drum, then the interior of the oil drum is pressurized by a pressurizing pump (10), the indication number of a pressure gauge (1002) is observed, and whether a leakage point occurs in the oil drum is determined;
and C: after step B, if the oil drum does not rise under the air pressure of a pressure gauge (1002), the oil drum located on the slide mechanism (301) is drawn out along a lower sliding plate (3011) by driving a motor (4), so that the oil drum enters the water tank (12), then the roller (2) is driven to rotate by a motor (7) to observe the position of bubbles in the water tank (12), and the leak point is determined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110223541.0A CN113029474A (en) | 2021-03-01 | 2021-03-01 | Device for checking airtightness and leakage point of automobile fuel tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110223541.0A CN113029474A (en) | 2021-03-01 | 2021-03-01 | Device for checking airtightness and leakage point of automobile fuel tank |
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Cited By (1)
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| CN115350952A (en) * | 2022-10-18 | 2022-11-18 | 常州市常顺医疗科技有限公司 | Sealing anti-overflow detection device for medical folding plastic bucket |
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