CN115112306A - Improved aluminum casting air tightness detection device and detection method thereof - Google Patents
Improved aluminum casting air tightness detection device and detection method thereof Download PDFInfo
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- CN115112306A CN115112306A CN202211039067.7A CN202211039067A CN115112306A CN 115112306 A CN115112306 A CN 115112306A CN 202211039067 A CN202211039067 A CN 202211039067A CN 115112306 A CN115112306 A CN 115112306A
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- aluminum casting
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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
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Abstract
The invention discloses an improved aluminum casting air tightness detection device which comprises a detection table and an air charging device used for blowing air into an aluminum casting, wherein a rotary table is embedded at the upper end of the detection table, two clamping mechanisms used for clamping and fixing the aluminum casting are symmetrically arranged at the upper end of the rotary table, a detection mechanism used for detecting the air tightness of an aluminum casting connecting seam is arranged above the detection table, the detection mechanism comprises a mounting shell, a second sliding chute and a first sliding chute which are vertically arranged are arranged on the side wall of the mounting shell, and a touch structure blown by the air leakage part of the aluminum casting connecting seam is arranged in the first sliding chute; the invention also discloses a detection method of the improved aluminum casting air tightness detection device. The detection process is convenient and efficient, the air leakage points of the aluminum casting connecting joints can be accurately found, the air leakage amount of the air leakage positions of the aluminum casting connecting joints can be distinguished and marked according to the air leakage amount, and reference is provided for the improvement of the aluminum casting process.
Description
Technical Field
The invention relates to the technical field of aluminum casting detection, in particular to an improved aluminum casting air tightness detection device and a detection method thereof.
Background
The air tightness of the joints of housings which need to be sealed and assembled, such as aluminum casting cylinder housings, needs to be detected, the currently commonly used mode is that the housings of the aluminum castings are sealed and then soaked in water, the interiors of the housings of the aluminum castings are inflated, whether the sealing performance of the housings of the aluminum castings is good or not is judged by observing whether bubbles are generated in the joints of the housings of the aluminum castings,
but can't mark the joint line gas leakage point, can't embody the gas leakage point directly perceived, can't carry out audio-visual record, sign to the size of gas leakage simultaneously, consequently can't provide comparatively accurate reference suggestion for the improvement of technology, design an improved aluminium casting gas tightness detection device now, solve this problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an improved aluminum casting airtightness detection device and an improved aluminum casting airtightness detection method.
In order to achieve the purpose, the invention adopts the following technical scheme:
an improved air tightness detection device for an aluminum casting comprises a detection table and an air charging device used for blowing air into the aluminum casting, the upper end of the detection table is embedded with a turntable, the upper end of the turntable is symmetrically provided with two clamping mechanisms for clamping and fixing the aluminum casting, a detection mechanism for detecting the air tightness of the connecting joint of the aluminum casting is arranged above the detection platform, the detection mechanism comprises a mounting shell, a second chute and a first chute which are arranged up and down are arranged on the side wall of the mounting shell, a touch structure blown by the air leakage position of the connecting joint of the aluminum casting is arranged in the first sliding chute, a marking structure which is linked with the touch structure and marks the air leakage position of the connecting joint of the aluminum casting is arranged in the second sliding chute, and the marking structure can carry out distinguishing marking according to the size of the air leakage at the air leakage position of the aluminum casting connecting joint, and a moving mechanism connected with the mounting shell is arranged above the detection platform.
As a further improvement of the invention, the clamping mechanism comprises an installation seat fixedly connected to the upper end of the rotary table, a clamping cylinder is installed on the side wall of the installation seat, and a clamp is fixedly connected to the telescopic end of the clamping cylinder.
As a further improvement of the invention, the moving mechanism comprises a strip-shaped frame seat positioned above the detection table, two lifting cylinders are mounted at the lower end of the detection table, the telescopic ends of the lifting cylinders upwards penetrate through the detection table and are fixedly connected to the lower end of the strip-shaped frame seat, a threaded rod is arranged on the inner side of the strip-shaped frame seat, two ends of the threaded rod are rotatably connected to the inner wall of the strip-shaped frame seat, a motor is mounted on the outer wall of one side of the strip-shaped frame seat, the tail end of an output shaft of the motor penetrates through the side wall of the strip-shaped frame seat and is fixedly connected to the end part of the threaded rod, a threaded sleeve is sleeved on the threaded rod, a transverse moving cylinder is fixedly mounted on the side wall of the threaded sleeve, and the telescopic ends of the transverse moving cylinders are fixedly connected to the side wall of the mounting shell.
As a further improvement of the present invention, the triggering structure includes a triggering plate slidably connected in the first sliding chute, a strip-shaped opening is provided on the inner bottom wall of the first sliding chute, a first telescopic airbag is fixed on the side wall of the triggering plate, one end of the first telescopic airbag far away from the triggering plate is connected with the inner wall of the first sliding chute, and a first spring sleeved outside the first telescopic airbag is fixed on the side wall of the triggering plate.
As a further improvement of the invention, the marking structure comprises a movable sleeve which is connected in a second chute in a sliding manner, a second telescopic air bag is fixed on the side wall of the movable sleeve, one end of the second telescopic air bag far away from the movable sleeve is connected on the inner wall of the second chute, a vent pipe which is used for communicating the second telescopic air bag with the first telescopic air bag is arranged in the mounting shell, an annular ink absorption pad is fixed on one end of the movable sleeve far away from the second telescopic air bag, a second ink storage cavity is arranged in the movable sleeve, a first ink conveying pipe which is communicated with the second ink storage cavity is connected on the side wall of the movable sleeve, a movable needle is arranged on the inner side of the movable sleeve, a guide sliding block which is connected on the inner side of the movable sleeve in a sliding manner is sleeved on the movable needle, a second spring is arranged on the inner side of the movable sleeve, one end of the second spring is connected with the guide sliding block, and the other end of the second spring is connected with the inner wall of the movable sleeve, the movable needle is internally provided with a first ink storage cavity, the front end of the movable needle extends out of the movable sleeve and is fixed with a cylindrical ink absorption pad, and the tail end of the movable needle is connected with a second ink delivery pipe communicated with the first ink storage cavity and the second ink storage cavity.
As a further improvement of the invention, the top of the mounting shell is provided with an ink storage box communicated with the first ink conveying pipe.
As a further improvement of the invention, the top of the ink storage box is provided with a sealing plug, and the sealing plug is provided with an air hole.
As a further improvement of the invention, the bottom of the detection platform is provided with a support leg.
A detection method of an improved aluminum casting air tightness detection device comprises the following steps:
firstly, placing an aluminum casting on a rotary table, clamping and fixing the aluminum casting through a clamping mechanism, and inflating the interior of the aluminum casting through an inflating device;
secondly, the aluminum casting can be driven to rotate through the rotary table, and the position of the detection mechanism is adjusted through the moving mechanism, so that the detection mechanism can be attached to the joint of the aluminum casting for air leakage detection;
and thirdly, marking air leakage points when detecting air leakage of the aluminum casting connecting joints, and carrying out distinguishing marking according to the air leakage amount of the air leakage positions of the aluminum casting connecting joints.
The invention has the beneficial effects that:
through setting up revolving stage, moving mechanism, can rotate the regulation to the position of aluminium foundry goods, through setting up moving mechanism, can adjust detection mechanism's height, horizontal position for detection mechanism can accurately laminate and carry out gas leakage detection in the joint seam department of aluminium foundry goods.
By arranging the detection mechanism, when air leaks from the joint of the aluminum casting, the air flow blows to the touch plate to slide in the first chute, so that the first spring and the first telescopic air bag are compressed, the two sides of the touch plate are stressed in balance, the touch plate is stable in position in the first chute, the first telescopic air bag is communicated with the second telescopic air bag through the vent pipe, the second telescopic air bag is extended synchronously, the movable sleeve can be driven to slide in the second chute, and the movable needle is driven to move synchronously due to the elastic force of the second spring acting on the movable needle;
when gas leakage is less, the distance that touches the board and remove to first spout inboard is shorter, and the distance that the movable sleeve removed is shorter, and then only drives the surface of activity needle contact aluminium foundry goods, only carries out the mark on the aluminium foundry goods surface through the cylindricality blotting pad, and when gas leakage is great, it is longer to the distance that first spout inboard removed to touch the board, and the distance that the movable sleeve removed is longer, and then can further compress the second spring for the surface of annular blotting pad contact aluminium foundry goods is marked.
The detection process is convenient and efficient, the air leakage points of the aluminum casting connecting joints can be accurately found, the air leakage amount of the air leakage positions of the aluminum casting connecting joints can be distinguished and marked according to the air leakage amount, and reference is provided for the improvement of the aluminum casting process.
Drawings
FIG. 1 is a schematic structural diagram of an improved apparatus for detecting the air tightness of an aluminum casting according to the present invention;
FIG. 2 is a schematic structural diagram of a detection mechanism of an improved aluminum casting airtightness detection apparatus according to the present invention;
FIG. 3 is a schematic structural diagram of a movable sleeve and an annular ink absorption pad of the improved aluminum casting airtightness detection device provided by the invention;
fig. 4 is an enlarged view of a portion a in fig. 2.
In the figure: the device comprises a detection table 1, a supporting leg 2, a turntable 3, a clamp 4, a clamping cylinder 5, a mounting seat 6, a lifting cylinder 7, a strip-shaped frame seat 8, a threaded rod 9, a mounting shell 10, a traversing cylinder 11, a threaded sleeve 12, a motor 13, a touch plate 14, a first chute 15, a strip-shaped port 16, a first telescopic air bag 17, a first spring 18, a vent pipe 19, a second chute 20, a second telescopic air bag 21, a first ink conveying pipe 22, an ink storage box 23, a movable sleeve 24, a second spring 25, a second ink conveying pipe 26, a movable needle 27, a cylindrical ink absorption pad 28, an annular ink absorption pad 29, a first ink storage cavity 30, a second ink storage cavity 31 and a guide sliding block 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an improved air tightness detection device for aluminum castings comprises a detection platform 1 and an air charging device for blowing air into the aluminum castings, wherein supporting legs 2 are arranged at the bottom of the detection platform 1, a rotary table 3 is embedded at the upper end of the detection platform 1, the rotary table 3 can be controlled to rotate by a servo motor, two clamping mechanisms for clamping and fixing the aluminum castings are symmetrically arranged at the upper end of the rotary table 3, a detection mechanism for detecting the air tightness of connecting seams of the aluminum castings is arranged above the detection platform 1, the detection mechanism comprises a mounting shell 10, a second sliding chute 20 and a first sliding chute 15 are arranged on the side wall of the mounting shell 10 from top to bottom, a touch structure blown by the air leakage position of the connecting seams of the aluminum castings is arranged in the first sliding chute 15, a marking structure linked with the touch structure and used for marking the air leakage position of the connecting seams of the aluminum castings is arranged in the second sliding chute 20, and the marking structure can be distinguished and marked according to the air leakage amount of the air leakage position of the connecting seams of the aluminum castings, a moving mechanism connected with the mounting case 10 is provided above the inspection table 1.
According to the aluminum casting clamping device, the clamping mechanism comprises an installation base 6 fixedly connected to the upper end of the rotary table 3, a clamping cylinder 5 is installed on the side wall of the installation base 6, a clamp 4 is fixedly connected to the telescopic end of the clamping cylinder 5, an aluminum casting to be detected is placed above the rotary table 3, and the two clamps 4 can be driven to clamp and fix the aluminum casting by starting the clamping cylinder 5 to extend.
Moving mechanism is including being located the bar frame seat 8 that detects 1 top of platform, detect the lower extreme of platform 1 and install two lift cylinders 7, lift cylinder 7's flexible end upwards runs through the lower extreme of detecting 1 and fixed connection at bar frame seat 8, the inboard of bar frame seat 8 is equipped with threaded rod 9, the both ends of threaded rod 9 are all rotated and are connected on the inner wall of bar frame seat 8, install motor 13 on one side outer wall of bar frame seat 8, motor 13 output shaft end runs through the lateral wall of bar frame seat 8 and fixed connection is at the tip of threaded rod 9, threaded sleeve is equipped with thread bush 12 on the threaded rod 9, fixed mounting has sideslip cylinder 11 on the lateral wall of thread bush 12, the flexible fixed connection of sideslip cylinder 11 is on the lateral wall of installation shell 10.
The triggering structure comprises a triggering plate 14 which is connected in a sliding mode in a first sliding groove 15, a strip-shaped opening 16 penetrates through the inner bottom wall of the first sliding groove 15, when air leaks at a connecting seam of an aluminum casting, air flow blows to the triggering plate 14 and slides in the first sliding groove 15, the air flow blown into the first sliding groove 15 is discharged through the strip-shaped opening 16, when the air flow is blown in and discharged in a balanced mode, the triggering plate 14 can be kept in a stable state, the triggering plate 14 keeps a stable position on the inner side of the first sliding groove 15, a first telescopic air bag 17 is fixed on the side wall of the triggering plate 14, one end, far away from the triggering plate 14, of the first telescopic air bag 17 is connected with the inner wall of the first sliding groove 15, and a first spring 18 which is sleeved on the outer side of the first telescopic air bag 17 is fixed on the side wall of the triggering plate 14.
The marking structure comprises a movable sleeve 24 which is connected in a sliding manner in a second sliding chute 20, a second telescopic air bag 21 is fixed on the side wall of the movable sleeve 24, one end, far away from the movable sleeve 24, of the second telescopic air bag 21 is connected on the inner wall of the second sliding chute 20, a vent pipe 19 which is used for communicating the second telescopic air bag 21 with a first telescopic air bag 17 is arranged inside the mounting shell 10, an annular ink absorption pad 29 is fixed at one end, far away from the second telescopic air bag 21, of the movable sleeve 24, a second ink storage cavity 31 is arranged inside the movable sleeve 24, a first ink conveying pipe 22 which is communicated with the second ink storage cavity 31 is connected on the side wall of the movable sleeve 24, a movable needle 27 is arranged inside the movable sleeve 24, a guide sliding block 32 which is connected inside the movable sleeve 24 in a sliding manner is sleeved on the movable needle 27, a second spring 25 is arranged inside the movable sleeve 24, one end of the second spring 25 is connected with the guide sliding block 32, and the other end of the second spring 25 is connected with the inner wall of the movable sleeve 24, the movable needle 27 is internally provided with a first ink storage cavity 30, the front end of the movable needle 27 extends out of the movable sleeve 24 and is fixed with a cylindrical ink absorption pad 28, the tail end of the movable needle 27 is connected with a second ink conveying pipe 26 communicated with the first ink storage cavity 30 and the second ink storage cavity 31, and the cylindrical ink absorption pad 28 and the annular ink absorption pad 29 absorb marking ink for supplement by capillary absorption.
The top of the mounting case 10 is provided with an ink storage box 23 communicated with the first ink delivery tube 22, the top of the ink storage box 23 is provided with a sealing plug, and the sealing plug is provided with an air hole, so that the marking ink is stored in the ink storage box 23 to provide ink for the first ink storage cavity 30 and the second ink storage cavity 31.
A detection method of an improved aluminum casting air tightness detection device comprises the following steps:
firstly, placing an aluminum casting on a rotary table 3, clamping and fixing the aluminum casting through a clamping mechanism, and inflating the interior of the aluminum casting through an inflating device;
secondly, the aluminum casting can be driven to rotate through the rotary table 3, and the position of the detection mechanism is adjusted through the moving mechanism, so that the detection mechanism can be attached to the joint of the aluminum casting for air leakage detection;
and thirdly, marking air leakage points when detecting air leakage of the aluminum casting connecting joints, and carrying out distinguishing marking according to the air leakage amount of the air leakage positions of the aluminum casting connecting joints.
The working principle is as follows: placing an aluminum casting on a rotary table 3, starting a clamping cylinder 5 to extend to drive two clamps 4 to clamp and fix the aluminum casting, starting a lifting cylinder 7 to adjust the height of a bar-shaped frame base 8, starting a motor 13 to drive a threaded rod 9 to rotate, so that a threaded sleeve 12 can move in the bar-shaped frame base 8 to drive an installation shell 10 to transversely move to adjust the transverse position, and starting a transverse moving cylinder 11 to drive the installation shell 10 to move, so that a first sliding groove 15 is aligned to and attached to a joint seam of the aluminum casting for air leakage detection;
when air leaks from the joint of the aluminum casting, the air flow blows to the touch plate 14 to slide in the first sliding groove 15, and further the first spring 18 and the first telescopic air bag 17 are compressed, so that the stress on two sides of the touch plate 14 is balanced, the position of the touch plate 14 in the first sliding groove 15 is stable, the first telescopic air bag 17 is communicated with the second telescopic air bag 21 through the vent pipe 19, the second telescopic air bag 21 extends synchronously, the movable sleeve 24 can be driven to slide in the second sliding groove 20, and the movable needle 27 is driven to move synchronously due to the elastic force of the second spring 25 acting on the movable needle 27;
when the air leakage is small, the distance of the contact plate 14 moving towards the inner side of the first sliding groove 15 is short, the distance of the movable sleeve 24 moving is short, and then the movable needle 27 is only driven to contact the surface of the aluminum casting, and the marking is carried out on the surface of the aluminum casting only through the cylindrical ink absorption pad 28, and when the air leakage is large, the distance of the contact plate 14 moving towards the inner side of the first sliding groove 15 is long, the distance of the movable sleeve 24 moving is long, and then the second spring 25 is further compressed, so that the annular ink absorption pad 29 contacts the surface of the aluminum casting to be marked.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. An improved air tightness detection device for an aluminum casting comprises a detection table (1) and an air inflation device used for blowing air to the inside of the aluminum casting, and is characterized in that a rotary table (3) is embedded at the upper end of the detection table (1), two clamping mechanisms used for clamping and fixing the aluminum casting are symmetrically arranged at the upper end of the rotary table (3), a detection mechanism used for detecting the air tightness of a connection seam of the aluminum casting is arranged above the detection table (1), the detection mechanism comprises a mounting shell (10), a second sliding chute (20) and a first sliding chute (15) are arranged on the side wall of the mounting shell (10) from top to bottom, a touch structure which is blown by the air leakage position of the connection seam of the aluminum casting is arranged in the first sliding chute (15), a marking structure which is linked with the touch structure and marks the air leakage position of the connection seam of the aluminum casting is arranged in the second sliding chute (20), and the marking structure can mark the air leakage position of the connection seam of the aluminum casting differently according to the air leakage amount of the air leakage position, and a moving mechanism connected with the mounting shell (10) is arranged above the detection table (1).
2. An improved aluminum casting airtightness detection apparatus according to claim 1, wherein the clamping mechanism comprises a mounting seat (6) fixedly connected to the upper end of the turntable (3), a clamping cylinder (5) is mounted on a side wall of the mounting seat (6), and a clamp (4) is fixedly connected to a telescopic end of the clamping cylinder (5).
3. The improved aluminum casting airtightness detection device according to claim 1, wherein the moving mechanism comprises a bar-shaped frame seat (8) located above the detection table (1), two lifting cylinders (7) are installed at the lower end of the detection table (1), the telescopic ends of the lifting cylinders (7) upwards penetrate through the detection table (1) and are fixedly connected to the lower end of the bar-shaped frame seat (8), a threaded rod (9) is arranged on the inner side of the bar-shaped frame seat (8), both ends of the threaded rod (9) are rotatably connected to the inner wall of the bar-shaped frame seat (8), a motor (13) is installed on the outer wall of one side of the bar-shaped frame seat (8), the tail end of an output shaft of the motor (13) penetrates through the side wall of the bar-shaped frame seat (8) and is fixedly connected to the end of the threaded rod (9), a threaded sleeve (12) is sleeved on the threaded rod (9), the side wall of the threaded sleeve (12) is fixedly provided with a transverse moving cylinder (11), and the telescopic end of the transverse moving cylinder (11) is fixedly connected to the side wall of the mounting shell (10).
4. An improved aluminum casting airtightness detection apparatus according to claim 1, wherein the trigger structure comprises a trigger plate (14) slidably connected in the first sliding chute (15), a strip-shaped opening (16) is formed in the inner bottom wall of the first sliding chute (15) in a penetrating manner, a first telescopic air bag (17) is fixed on the side wall of the trigger plate (14), one end, far away from the trigger plate (14), of the first telescopic air bag (17) is connected with the inner wall of the first sliding chute (15), and a first spring (18) sleeved outside the first telescopic air bag (17) is fixed on the side wall of the trigger plate (14).
5. The improved aluminum casting airtightness detection device according to claim 4, wherein the marking structure comprises a movable sleeve (24) slidably connected in the second sliding chute (20), a second telescopic air bag (21) is fixed on a side wall of the movable sleeve (24), one end of the second telescopic air bag (21) far away from the movable sleeve (24) is connected on an inner wall of the second sliding chute (20), a vent pipe (19) for communicating the second telescopic air bag (21) with the first telescopic air bag (17) is arranged inside the mounting shell (10), one end of the movable sleeve (24) far away from the second telescopic air bag (21) is fixed with an annular ink absorption pad (29), a second ink storage cavity (31) is arranged inside the movable sleeve (24), and a first ink delivery pipe (22) communicated with the second ink storage cavity (31) is connected on a side wall of the movable sleeve (24), the inboard of movable sleeve (24) is equipped with activity needle (27), the cover is equipped with sliding connection at the inboard direction slider (32) of movable sleeve (24) on activity needle (27), the inboard of movable sleeve (24) is equipped with second spring (25), the one end and the direction slider (32) of second spring (25) are connected, the other end and the movable sleeve (24) inner wall connection of second spring (25), activity needle (27) inside is equipped with first storage ink chamber (30), the front end of activity needle (27) stretches out movable sleeve (24) and is fixed with cylindricality blotting pad (28), the trailing end connection of activity needle (27) has second ink delivery pipe (26) of storing up ink chamber (30), second storage ink chamber (31) intercommunication with first.
6. An improved air tightness testing device for aluminum castings according to claim 5, characterized in that the top of the mounting shell (10) is provided with an ink storage box (23) communicated with the first ink delivery pipe (22).
7. An improved aluminum casting airtightness detection apparatus according to claim 6, wherein a sealing plug is arranged on the top of the ink storage box (23), and an air hole is arranged on the sealing plug.
8. An improved aluminum casting airtightness detection apparatus according to claim 1, wherein the bottom of the detection table (1) is provided with support legs (2).
9. The detection method of the improved aluminum casting air tightness detection device is characterized by comprising the following steps of:
firstly, placing an aluminum casting on a turntable (3), clamping and fixing the aluminum casting through a clamping mechanism, and inflating the interior of the aluminum casting through an inflating device;
secondly, the aluminum casting can be driven to rotate through the rotary table (3), and the position of the detection mechanism is adjusted through the moving mechanism, so that the detection mechanism can be attached to the joint of the aluminum casting for air leakage detection;
and thirdly, marking air leakage points when detecting air leakage of the aluminum casting connecting joints, and carrying out distinguishing marking according to the air leakage amount of the air leakage positions of the aluminum casting connecting joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211039067.7A CN115112306A (en) | 2022-08-29 | 2022-08-29 | Improved aluminum casting air tightness detection device and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211039067.7A CN115112306A (en) | 2022-08-29 | 2022-08-29 | Improved aluminum casting air tightness detection device and detection method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115112306A true CN115112306A (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211039067.7A Withdrawn CN115112306A (en) | 2022-08-29 | 2022-08-29 | Improved aluminum casting air tightness detection device and detection method thereof |
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| CN (1) | CN115112306A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211740506U (en) * | 2020-04-30 | 2020-10-23 | 淮北天科机械电器有限公司 | Compressor housing finished product leak hunting device |
| CN212693148U (en) * | 2020-08-26 | 2021-03-12 | 艾斯迪(天津)汽车零部件有限公司 | Device suitable for quality detection of aluminum casting parts |
| CN114088312A (en) * | 2021-11-11 | 2022-02-25 | 国网新疆电力有限公司电力科学研究院 | Improved aluminum casting air tightness detection device and detection method thereof |
| CN217237124U (en) * | 2022-01-19 | 2022-08-19 | 武汉哲曼工业铝型材有限公司 | Aluminum alloy environmental protection valve detection platform |
-
2022
- 2022-08-29 CN CN202211039067.7A patent/CN115112306A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211740506U (en) * | 2020-04-30 | 2020-10-23 | 淮北天科机械电器有限公司 | Compressor housing finished product leak hunting device |
| CN212693148U (en) * | 2020-08-26 | 2021-03-12 | 艾斯迪(天津)汽车零部件有限公司 | Device suitable for quality detection of aluminum casting parts |
| CN114088312A (en) * | 2021-11-11 | 2022-02-25 | 国网新疆电力有限公司电力科学研究院 | Improved aluminum casting air tightness detection device and detection method thereof |
| CN217237124U (en) * | 2022-01-19 | 2022-08-19 | 武汉哲曼工业铝型材有限公司 | Aluminum alloy environmental protection valve detection platform |
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Application publication date: 20220927 |