CN115096220A - Mobile phone frame flatness detection device and detection method - Google Patents
Mobile phone frame flatness detection device and detection method Download PDFInfo
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- CN115096220A CN115096220A CN202210750989.2A CN202210750989A CN115096220A CN 115096220 A CN115096220 A CN 115096220A CN 202210750989 A CN202210750989 A CN 202210750989A CN 115096220 A CN115096220 A CN 115096220A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
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Abstract
The invention relates to the technical field of mobile phone frame detection equipment, and discloses a mobile phone frame flatness detection device which comprises a shell, wherein a detection table is arranged at the bottom of an inner cavity of the shell, a support frame is arranged at the top of the inner cavity of the shell, and two support rods are slidably arranged in the support frame; according to the invention, the positions of the detection components can be adjusted according to different sizes of the mobile phone frames, the two support rods are slid during adjustment, so that the distance between the two support rods is the same as the width of the mobile phone frames, when the two support rods are close to each other, the positions of the support seats can be adjusted in a self-adaptive manner due to the elastic connection between the support seats, and the support seats can slide along the length direction of the support rods, so that the distance between the two groups of support seats can also be adjusted, and therefore, the detection components can be just contacted with the mobile phone frames after moving downwards, and the device can be adjusted according to different sizes of the mobile phone frames, thereby improving the application range and facilitating the use.
Description
Technical Field
The invention relates to the technical field of mobile phone frame detection equipment, in particular to a mobile phone frame flatness detection device and a mobile phone frame flatness detection method.
Background
At present, with the popularization of electronic communication, the application of mobile phones is very wide. The mobile phone frame is an important component of the mobile phone. With the improvement of living standard of people, people pursue the performance requirement of the mobile phone on one hand, and on the other hand, the requirement on the appearance of the mobile phone is higher and higher. The mobile phone frame may be bent and deformed during production and transportation, so that flatness detection is required before assembly.
Chinese patent CN211121106U discloses a smoothness testing device for display screen frame, including box, supporting legs, two-leaf door, workstation, fixed block, spring, first clamp splice, second clamp splice, dwang, electric putter, mounting panel, spacing post, test bar, infrared receiver, fixed plate, motor, screw rod, slider, slide rail, infrared emitter one, connecting rod, infrared emitter two and limiting plate. The utility model has simple structure and convenient operation, can fix the display screen frame through the spring, the first clamping block, the second clamping block and other structures, and is convenient for taking and placing the display screen frame through the rotating rod; the mounting plate is driven to move downwards through the electric push rod, so that all the test rods are identical to the surface flatness of the frame of the display screen, whether the two ends of all the test rods are parallel and level can be tested through the first infrared emitter and the second infrared emitter, and the flatness of the display screen is determined.
However, when the detecting device detects the flatness of the mobile phone frame, in order to ensure that the testing rods can contact the mobile phone frame, the shape formed by the plurality of testing rods needs to be consistent with the shape of the mobile phone frame, so that the detecting device can only detect the flatness of the mobile phone frame with the same size, and the detecting device is small in application range and inconvenient to use.
Therefore, it is necessary to provide a device and a method for detecting the flatness of a mobile phone frame to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a mobile phone frame flatness detection device and a mobile phone frame flatness detection method, which aim to solve the problems in the background technology.
Based on the above thought, the invention provides the following technical scheme: the utility model provides a cell-phone frame roughness detection device, includes the casing, the bottom of casing inner chamber is provided with examines test table, the top of casing inner chamber is provided with the carriage, the inside slidable mounting of carriage has two bracing pieces, two bracing piece parallel arrangement, two be provided with two sets of supporting seats between the bracing piece, every group supporting seat is listed as and arranges, is located same row elastic connection one by one between the supporting seat, the bracing piece with all be provided with determine module on the supporting seat, determine module on the bracing piece is provided with a plurality ofly.
As a further aspect of the present invention, the detecting assembly includes a supporting cylinder and a detecting rod, the supporting cylinder is fixedly mounted on the supporting rod/supporting seat, the supporting cylinder penetrates through the supporting rod/supporting seat, the detecting rod penetrates through the supporting cylinder, and the detecting rod is in sliding fit with the supporting cylinder.
As a further scheme of the invention, the top end of the shell is fixedly provided with an air cylinder, the output end of the air cylinder penetrates through the top wall of the shell, the output end of the air cylinder is fixedly provided with a lifting frame, and the lifting frame is fixedly connected with the top wall of the supporting frame.
As a further scheme of the invention, a reset plate is arranged between the support frame and the lifting frame, two opposite side walls of the reset plate are fixedly connected with connecting plates, and the connecting plates are fixedly arranged on the inner wall of the shell.
As a further scheme of the invention, an infrared signal transmitter and an infrared signal receiver are respectively fixedly mounted on two inner side walls of the shell, the infrared signal transmitter and the infrared signal receiver are positioned in the same horizontal plane, and a transmitting end of the infrared signal transmitter is arranged towards a receiving end of the infrared signal receiver.
As a further scheme of the invention, an adjusting bolt is installed on the side wall of the supporting frame in a threaded manner, one end of the adjusting bolt is rotatably connected with the supporting rod, and a knob is fixedly installed at one end, far away from the supporting rod, of the adjusting bolt.
As a further scheme of the invention, the elastic connecting element comprises a connecting cylinder and a connecting column, one end of the connecting column extends into the connecting cylinder, the connecting column is in sliding fit with the connecting cylinder, a spring is arranged in the connecting cylinder, and the connecting column is elastically connected with the inner side wall of the connecting cylinder through the spring.
As a further scheme of the invention, the detection element further comprises a detection ring, the detection ring is sleeved at the bottom end of the detection rod, an internal thread ring is rotatably mounted at the top end of the detection ring, the internal thread ring and the detection ring are coaxially arranged, a thread groove is formed in the bottom of the outer wall of the support cylinder, and the internal thread ring is matched with the thread groove.
As a further scheme of the present invention, two inner sidewalls of the supporting frame are both provided with sliding grooves, both ends of the supporting rod are fixedly provided with first sliding seats, the supporting cylinder is slidably mounted inside the supporting frame through the two first sliding seats, and the first sliding seats are disposed in the sliding grooves, so as to achieve the sliding connection between the supporting rod and the supporting frame.
As a further scheme of the present invention, the opposite side walls of the two support rods are provided with slide rails, the two slide rails are provided with two second slide seats, and the elastic connecting element located at the end is fixedly mounted on the second slide seats, so as to realize the sliding fit between the support seat and the support rods.
The method for detecting the flatness of the mobile phone frame by adopting the mobile phone frame flatness detection device comprises the following steps:
s1, firstly, placing a mobile phone frame on a detection table, then controlling a support frame to move downwards, and driving a support rod and a support seat to move downwards when the support frame moves downwards so as to drive a detection assembly to move downwards until the detection assembly is contacted with the mobile phone frame;
and S2, judging the flatness of the surface of the frame of the mobile phone according to the height of the bottom end of the detection assembly.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the positions of the detection components can be adjusted according to different sizes of the mobile phone frames, the two support rods are slid during adjustment to enable the distance between the two support rods to be the same as the width of the mobile phone frames, when the two support rods are close to each other, the positions of the support seats can be adjusted in a self-adaptive manner due to the elastic connection between the support seats, and the support seats can slide along the length direction of the support rods to enable the distance between the two groups of support seats to be adjusted, so that the detection components can be just contacted with the mobile phone frames after moving downwards, and the device can be adjusted according to different sizes of the mobile phone frames, thereby improving the application range and facilitating the use.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the present invention with the housing removed;
fig. 4 is a schematic three-dimensional structure diagram of the lifting frame and the reset plate of the invention;
FIG. 5 is a schematic three-dimensional structure of a support frame, a support rod and a detection assembly according to the present invention;
FIG. 6 is a schematic top view of the support frame, the support rod and the detecting assembly of the present invention;
FIG. 7 is a schematic three-dimensional view of a support rod and sensing assembly according to the present invention;
FIG. 8 is a schematic three-dimensional structure of a support base and a detecting assembly according to the present invention;
FIG. 9 is a schematic three-dimensional structure of a detection assembly according to the present invention;
FIG. 10 is a schematic cross-sectional view of a detecting unit according to the present invention.
In the figure: 1. a housing; 2. a detection table; 3. a support frame; 4. an infrared signal transmitter; 5. an infrared signal receiver; 6. a support bar; 7. an elastic connection element; 71. a connecting cylinder; 72. connecting columns; 8. a supporting seat; 9. a detection component; 91. a support cylinder; 92. a detection lever; 93. an internally threaded ring; 94. a detection ring; 10. a cylinder; 11. a lifting frame; 12. a reset plate; 13. a connecting plate; 14. adjusting the bolt; 15. a knob; 16. a first slider; 17. a second slide carriage; 18. cell-phone frame.
Detailed Description
Referring to fig. 1 to 6, in the embodiment of the invention, a device and a method for detecting the flatness of a mobile phone frame 18 include a housing 1, a detection table 2 is arranged at the bottom of an inner cavity of the housing 1, the detection table 2 is used for placing and fixing the mobile phone frame 18, a support frame 3 is arranged at the top of the inner cavity of the housing 1, two support rods 6 are slidably mounted inside the support frame 3, the two support rods 6 are arranged in parallel, two groups of support seats 8 are arranged between the two support rods 6, each group of support seats 8 is arranged in a row, the support seats 8 located in the same row are elastically connected one by one, detection assemblies 9 are arranged on the support rods 6 and the support seats 8, a plurality of detection assemblies 9 are arranged on the support rods 6, and the flatness of the mobile phone frame 18 can be detected through the detection assemblies 9; when the flatness of the mobile phone frame 18 is detected, firstly, the mobile phone frame 18 is placed on the detection table 2, then the support frame 3 is controlled to move downwards, the support frame 3 drives the support rods 6 and the support seats 8 to move downwards when moving downwards, so as to drive the detection assembly 9 to move downwards until the detection assembly 9 is contacted with the mobile phone frame 18, the flatness of the surface of the mobile phone frame 18 is judged according to the height of the bottom end of the detection assembly 9, the position of the detection assembly 9 can be adjusted according to the size of the mobile phone frame 18, the two support rods 6 are slid when being adjusted, so that the distance between the two support rods 6 is the same as the width of the mobile phone frame 18, when the two support rods 6 are close to each other, the position of the support seat 8 can be adjusted in a self-adaptive manner due to the elastic connection between the support seats 8, and the support seats 8 can slide along the length direction of the support rods 6, so that the distance between the two groups of support seats 8 can also be adjusted, therefore, the detection assemblies 9 can just contact with the mobile phone frame 18 after moving downwards, the device can be adjusted according to different sizes of the mobile phone frame 18, the application range is widened, and the use is facilitated.
In this embodiment, preferably, the detecting assembly 9 includes a supporting cylinder 91 and a detecting rod 92, the supporting cylinder 91 is fixedly mounted on the supporting rod 6/supporting seat 8, the supporting cylinder 91 penetrates through the supporting rod 6/supporting seat 8, the detecting rod 92 penetrates through the supporting cylinder 91, the detecting rod 92 is in sliding fit with the supporting cylinder 91, and a certain friction force exists between the detecting rod 92 and the supporting cylinder 91, so that the detecting rod 92 cannot slide downward relative to the supporting cylinder 91 due to its own gravity when not being subjected to an external force.
In this embodiment, preferably, an air cylinder 10 is fixedly installed at the top end of the casing 1, an output end of the air cylinder 10 penetrates through the top wall of the casing 1, an output end of the air cylinder 10 is fixedly installed with a lifting frame 11, and the lifting frame 11 is fixedly connected with the top wall of the supporting frame 3; the lifting frame 11 can be driven to move up and down through the air cylinder 10, so that the supporting frame 3 is driven to move up and down, and the flatness of the mobile phone frame 18 can be detected conveniently.
In this embodiment, preferably, a reset plate 12 is disposed between the support frame 3 and the lifting frame 11, two opposite sidewalls of the reset plate 12 are both fixedly connected with a connecting plate 13, and the connecting plates 13 are fixedly mounted on the inner wall of the housing 1; when needing to make the detection pole 92 reset, drive crane 11 rebound through cylinder 10 earlier to drive carriage 3 rebound, drive whole detection pole 92 rebound when carriage 3 rebound, all contact with the diapire of the board 12 that resets until the top of whole detection pole 92, thereby make whole detection pole 92 be located same height, thereby realize the resetting of detection pole 92.
In this embodiment, preferably, the two inner sidewalls of the housing 1 are respectively and fixedly mounted with an infrared signal emitter 4 and an infrared signal receiver 5, the infrared signal emitter 4 and the infrared signal receiver 5 are located in the same horizontal plane, and an emitting end of the infrared signal emitter 4 is disposed toward a receiving end of the infrared signal receiver 5; when detecting the extension of the output end of the control cylinder 10, the crane 11 is driven to move downwards when the output end of the cylinder 10 is extended, the crane 11 drives the support frame 3 to move downwards when moving downwards, the support frame 3 drives all the detection rods 92 to move downwards when moving downwards, until all the detection rods 92 are all contacted with the top wall of the mobile phone frame 18, then the output end of the control cylinder 10 contracts, the bottom wall of the detection rod 92 and the light emitted by the infrared signal emitter 4 are located on the same plane, when the flatness of the mobile phone frame 18 is higher, the infrared signal receiver 5 can simultaneously receive the signal emitted by the infrared signal emitter 4, when the flatness of the mobile phone frame 18 is poorer, because the bottom wall of the detection rod 92 is not parallel and level, the infrared signal receiver 5 can not receive partial infrared signals, and the unevenness of the surface of the mobile phone frame 18 is detected.
Referring to fig. 5 to 8, in the embodiment of the present invention, two opposite inner sidewalls of the supporting frame 3 are both provided with sliding grooves, both ends of the supporting rod 6 are both fixedly mounted with first sliding seats 16, the supporting cylinder 91 is slidably mounted inside the supporting frame 3 through the two first sliding seats 16, and the first sliding seats 16 are disposed in the sliding grooves, so as to achieve the sliding connection between the supporting rod 6 and the supporting frame 3.
In this embodiment, preferably, an adjusting bolt 14 is installed on the side wall of the supporting frame 3 in a threaded manner, one end of the adjusting bolt 14 is rotatably connected with the supporting rod 6, and a knob 15 is fixedly installed at one end of the adjusting bolt 14 away from the supporting rod 6; the adjusting bolt 14 can be driven to rotate by rotating the knob 15, and the supporting rod 6 can be driven to move when the adjusting bolt 14 rotates, so that the position of the supporting rod 6 can be adjusted.
In this embodiment, preferably, the two opposite side walls of the support rod 6 are provided with slide rails, two second slide carriages 17 are slidably mounted on the two slide rails, and the elastic connecting element 7 located at the end is fixedly mounted on the second slide carriages 17, so as to realize the sliding fit between the support seat 8 and the support rod 6.
In this embodiment, preferably, the elastic connection element 7 includes a connection cylinder 71 and a connection column 72, one end of the connection column 72 extends into the connection cylinder 71, and the connection column 72 is in sliding fit with the connection cylinder 71, a spring (not shown in the figure) is provided in the connection cylinder 71, the connection column 72 is elastically connected with the inner side wall of the connection cylinder 71 through the spring, the end of the connection column 72 far from the connection cylinder 71 is fixedly connected with the support base 8, the end of the connection cylinder 71 far from the connection column 72 is fixedly connected with another adjacent support base 8, and the arrangement of the spring enables the distance between the adjacent support bases 8 to be adaptively adjusted.
Referring to fig. 9 and 10, in the embodiment of the present invention, the detecting element further includes a detecting ring 94, the detecting ring 94 is sleeved at the bottom end of the detecting rod 92, an internal thread ring 93 is rotatably installed at the top end of the detecting ring 94, the internal thread ring 93 and the detecting ring 94 are coaxially arranged, a thread groove is formed at the bottom of the outer wall of the supporting cylinder 91, and the internal thread ring 93 is adapted to the thread groove, so that the internal thread ring 93 can be threadedly installed at the bottom end of the supporting cylinder 91; the setting of detection ring 94, make the area of contact of determine module 9 and cell-phone frame 18 bigger, it is more convenient to make the device adjust, detect the less cell-phone frame 18 of size, the detecting element of limit portion probably need not to use, therefore internal thread ring 93 has been set up, when the detecting element of limit portion does not contact with cell-phone frame 18, upwards slide the measuring rod 92 to internal thread ring 93 and contact with a supporting cylinder 91, then rotatory internal thread ring 93, make internal thread ring 93 and supporting cylinder 91 threaded connection can, connecting plate 13 can be dismantled with the inner wall of casing 1 and be connected, make the size that can adjust reset plate 12 according to the size of cell-phone frame 18, prevent that reset plate 12 from blocking the rebound of unused detecting element.
The invention also discloses a method for detecting the flatness of the mobile phone frame 18, which comprises the following steps:
s1, firstly, placing a mobile phone frame 18 on a detection table 2, then controlling a support frame 3 to move downwards, and driving a support rod 6 and a support seat 8 to move downwards when the support frame 3 moves downwards so as to drive a detection assembly 9 to move downwards until the detection assembly 9 is contacted with the mobile phone frame 18;
and S2, judging the flatness of the surface of the mobile phone frame 18 according to the height of the bottom end of the detection assembly 9.
The working principle of the invention is as follows: when the flatness of the mobile phone frame 18 is detected, firstly, the mobile phone frame 18 is placed on the detection table 2, then the support frame 3 is controlled to move downwards, the support frame 3 drives the support rods 6 and the support seats 8 to move downwards when moving downwards, so as to drive the detection assembly 9 to move downwards until the detection assembly 9 is contacted with the mobile phone frame 18, the flatness of the surface of the mobile phone frame 18 is judged according to the height of the bottom end of the detection assembly 9, the position of the detection assembly 9 can be adjusted according to the difference of the size of the mobile phone frame 18, the two support rods 6 are slid during adjustment, so that the distance between the two support rods 6 is the same as the width of the mobile phone frame 18, when the two support rods 6 are close to each other, the position of the support seats 8 can be adjusted in a self-adaptive manner due to the elastic connection between the support seats 8, and the support seats 8 can slide along the length direction of the support rods 6, so that the distance between the two groups of support seats 8 can also be adjusted, so that the plurality of detection assemblies 9 just can contact with the mobile phone frame 18 after moving downwards; when detection is carried out, the extension of the output end of the air cylinder 10 is controlled, the lifting frame 11 is driven to move downwards when the output end of the air cylinder 10 extends, the lifting frame 11 is driven to move downwards when moving downwards, the supporting frame 3 is driven to move downwards when moving downwards, all the detection rods 92 are driven to move downwards until all the detection rods 92 are in contact with the top wall of the mobile phone frame 18, then the output end of the air cylinder 10 is controlled to contract, the bottom wall of each detection rod 92 and light rays emitted by the infrared signal emitter 4 are located on the same plane, when the flatness of the mobile phone frame 18 is high, the infrared signal receiver 5 can simultaneously receive signals emitted by the infrared signal emitter 4, and when the flatness of the mobile phone frame 18 is poor, the bottom wall of each detection rod 92 is not level, so that the infrared signal receiver 5 cannot receive part of infrared signals, and the unevenness of the surface of the mobile phone frame 18 is detected; when the detection rods 92 need to be reset, the air cylinder 10 drives the lifting frame 11 to move upwards so as to drive the supporting frame 3 to move upwards, and the supporting frame 3 drives all the detection rods 92 to move upwards when moving upwards until the top ends of all the detection rods 92 are in contact with the bottom wall of the reset plate 12, so that all the detection rods 92 are located at the same height, and the reset of the detection rods 92 is realized; when the detecting element on the side does not contact with the mobile phone frame 18, the detecting rod 92 is slid upwards until the internal thread ring 93 contacts with the supporting cylinder 91, then the internal thread ring 93 is rotated to enable the internal thread ring 93 to be in threaded connection with the supporting cylinder 91, and the connecting plate 13 is detachably connected with the inner wall of the shell 1, so that the size of the reset plate 12 can be adjusted according to the size of the mobile phone frame 18, and the reset plate 12 is prevented from blocking the upward movement of the unused detecting element.
Claims (9)
1. The utility model provides a cell-phone frame roughness detection device, includes the casing, the bottom of casing inner chamber is provided with examines test table, its characterized in that: the top of casing inner chamber is provided with the carriage, the inside slidable mounting of carriage has two bracing pieces, two the mutual parallel arrangement of bracing piece, two be provided with two sets of supporting seats between the bracing piece, every group supporting seat is to be listed as and arranges, is located same row elastic connection one by one between the supporting seat, the bracing piece with all be provided with determine module on the supporting seat, determine module on the bracing piece is provided with a plurality ofly.
2. The device for detecting the flatness of the mobile phone frame according to claim 1, wherein: the detection assembly comprises a supporting cylinder and a detection rod, the supporting cylinder is fixedly mounted on the supporting rod/supporting seat, the supporting cylinder penetrates through the supporting rod/supporting seat, the detection rod penetrates through the supporting cylinder, and the detection rod is in sliding fit with the supporting cylinder.
3. The device for detecting the flatness of the mobile phone frame according to claim 2, wherein: the top fixed mounting of casing has the cylinder, the output of cylinder runs through the roof of casing, just the output fixed mounting of cylinder has the crane, the crane with the roof fixed connection of carriage.
4. The device for detecting the flatness of the mobile phone frame according to claim 3, wherein: a reset plate is arranged between the support frame and the lifting frame, two opposite side walls of the reset plate are fixedly connected with connecting plates, and the connecting plates are fixedly installed on the inner wall of the shell.
5. The device for detecting the flatness of the mobile phone frame according to claim 2, wherein: the infrared signal transmitter and the infrared signal receiver are located in the same horizontal plane, and the transmitting end of the infrared signal transmitter faces the receiving end of the infrared signal receiver.
6. The device for detecting the flatness of the mobile phone frame according to claim 1, wherein: adjusting bolts are installed on the side wall of the supporting frame in a threaded mode, one ends of the adjusting bolts are connected with the supporting rod in a rotating mode, and knobs are fixedly installed at the ends, far away from the supporting rod, of the adjusting bolts.
7. The device for detecting the flatness of the mobile phone frame according to claim 1, wherein: the elastic connecting element comprises a connecting cylinder and a connecting column, one end of the connecting column extends into the connecting cylinder, the connecting column is in sliding fit with the connecting cylinder, a spring is arranged in the connecting cylinder, and the connecting column is elastically connected with the inner side wall of the connecting cylinder through the spring.
8. The device for detecting the flatness of the mobile phone frame according to claim 2, wherein: the detecting element further comprises a detecting ring, the detecting ring is sleeved at the bottom end of the detecting rod, an internal thread ring is installed at the top end of the detecting ring in a rotating mode, the internal thread ring and the detecting ring are coaxially arranged, a thread groove is formed in the bottom of the outer wall of the supporting cylinder, and the internal thread ring is matched with the thread groove.
9. A method for detecting the flatness of a mobile phone frame by using the apparatus for detecting the flatness of a mobile phone frame according to any one of claims 1 to 8, comprising the steps of:
s1, firstly, placing a mobile phone frame on a detection table, then controlling a support frame to move downwards, and driving a support rod and a support seat to move downwards when the support frame moves downwards so as to drive a detection assembly to move downwards until the detection assembly is contacted with the mobile phone frame;
and S2, judging the flatness of the surface of the frame of the mobile phone according to the height of the bottom end of the detection assembly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210750989.2A CN115096220B (en) | 2022-06-29 | 2022-06-29 | Device and method for detecting flatness of mobile phone frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210750989.2A CN115096220B (en) | 2022-06-29 | 2022-06-29 | Device and method for detecting flatness of mobile phone frame |
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| CN115096220A true CN115096220A (en) | 2022-09-23 |
| CN115096220B CN115096220B (en) | 2023-05-16 |
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| CN116576805A (en) * | 2023-05-30 | 2023-08-11 | 山东聚金龙汽车发展有限公司 | Hydrogen fuel cell membrane electrode flatness detection device |
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| CN215524487U (en) * | 2021-09-09 | 2022-01-14 | 广西融水红杉树木业有限公司 | Solid wood panel surface flatness detection device |
| CN113865522A (en) * | 2021-09-14 | 2021-12-31 | 安徽佳力奇先进复合材料科技股份公司 | Skin surface flatness check out test set |
| CN216593165U (en) * | 2021-10-18 | 2022-05-24 | 成都佑明科技有限公司 | Verifying attachment that optical glass calibration was used |
| CN216593336U (en) * | 2022-01-13 | 2022-05-24 | 宁夏伟昌钢化玻璃有限公司 | Verifying attachment is used in toughened glass processing |
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| CN116026701A (en) * | 2023-03-27 | 2023-04-28 | 广东皮阿诺科学艺术家居股份有限公司 | Detection device and detection method for furniture automation production line |
| CN116576805A (en) * | 2023-05-30 | 2023-08-11 | 山东聚金龙汽车发展有限公司 | Hydrogen fuel cell membrane electrode flatness detection device |
| CN116576805B (en) * | 2023-05-30 | 2023-09-22 | 山东聚金龙汽车发展有限公司 | Hydrogen fuel cell membrane electrode flatness detection device |
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