CN113702011A - Strength testing method for flexible flywheel assembly - Google Patents
Strength testing method for flexible flywheel assembly Download PDFInfo
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- CN113702011A CN113702011A CN202110693937.1A CN202110693937A CN113702011A CN 113702011 A CN113702011 A CN 113702011A CN 202110693937 A CN202110693937 A CN 202110693937A CN 113702011 A CN113702011 A CN 113702011A
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- 238000012360 testing method Methods 0.000 title claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 20
- 238000007689 inspection Methods 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 3
- 238000012935 Averaging Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect 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
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/001—Impulsive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
- G01N2203/0647—Image analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a strength testing method for a flexible flywheel assembly, which relates to the technical field of flywheel quality detection and comprises the following steps: installing a workpiece, limiting and fixing, detecting the strength, judging the result and finishing the test. According to the invention, the vibration mechanism is arranged on the detection platform, and the expansion component is arranged on the locking mechanism, so that the integrated strength test of the flexible flywheel assembly is realized, the actual working condition of the flexible flywheel assembly can be completely simulated, and the strength test result is more authentic; the limit deformation state of the reinforcing plate is judged during variable speed impact operation through timely data information obtained by a camera in the vibration mechanism, and the obtained strength test result is more visual and rapid through time delay monitoring of the time delay switch, meanwhile, a single test piece sample can obtain a standard strength value, and the cost input of averaging a plurality of test samples is reduced.
Description
Technical Field
The invention relates to the technical field of flywheel quality detection, in particular to a strength testing method for a flexible flywheel assembly.
Background
The flywheel is a wheel-shaped energy storage device which is arranged on a machine rotating shaft and has larger rotational inertia, the running uniformity of an engine is improved and the capability of the engine for overcoming transient overload is improved by storing and releasing energy, a flexible flywheel assembly with relatively smaller mass is adopted in most automatic transmission models, the power output characteristic of the engine is improved by smaller weight, in the production process of the flexible flywheel assembly, the strength detection of products of the same model and a single batch is needed to ensure the quality qualification degree of the products, the prior art generally adopts a split type method for testing, namely, a flywheel body in a plurality of assemblies and reinforcing plates arranged in the flywheel body and the reinforcing plates are respectively selected for strength testing, and respective strength test results are obtained after averaging.
However, in the process of testing the strength of the flywheel for a long time, the inventor finds that the prior art still has certain disadvantages: although the respective strength standards can be obtained by adopting a split type testing method, whether the whole flexible flywheel assembly after assembly still meets the strength standards cannot be obtained, the tested result is obviously distorted and substantial, and various testing devices are required for respective testing, so that the cost investment is increased; secondly, in order to ensure that the measured data is relatively accurate, a method of sequentially testing and averaging a plurality of components in the same batch is adopted for each split part, but the testing method obviously has strong fear of destructiveness, the tested workpieces need to be reworked and repaired in large quantities or even scrapped directly, the averaging testing method is time-consuming and seriously consumed, and the cost investment is further increased.
Disclosure of Invention
The invention aims to provide a strength testing method for a flexible flywheel assembly, which is used for solving the defects caused in the prior art.
A strength testing method for a flexible flywheel assembly comprises the following steps:
s1: installing a workpiece: mounting a flexible flywheel assembly to be tested for spot inspection on a detection platform, and ensuring that the side with the reinforcing plate thereon is in a feeding direction;
s2: limiting and fixing: the locking mechanism is used for positioning, so that the flexible flywheel assembly is locked and limited on the side without the reinforcing plate;
s3: and (3) detecting the intensity: the flexible flywheel assembly is vibrated regularly and with adjustable amplitude through the vibration mechanism, and the integral structural strength of the flexible flywheel assembly is judged according to the elastic recovery degree of a reinforcing plate and a flywheel body on the flexible flywheel assembly;
s4: and (5) judging a result: the structural strength of the reinforcing plate is judged according to the ultimate deformation data of the reinforcing plate observed by the vibration mechanism, and the structural strength of the flywheel body is judged according to the result presented by the expansion assembly arranged on the locking mechanism;
s5: and (3) finishing the test: and after the test of the flexible flywheel assembly for sampling inspection is finished, the flexible flywheel assembly is disassembled, shaped and repaired.
Preferably, locking mechanism includes cylinder, ejector pin, threaded rod and mounting bracket, the cylinder is installed in testing platform, the ejector pin is installed on the output of cylinder and is slided and set up in testing platform, the threaded rod passes through nut threaded connection in the upper end of ejector pin, mounting bracket fixed connection is on the threaded rod, has seted up on the mounting bracket and has dodged the mouth, expansion unit installs on the mounting bracket.
Preferably, the inflation subassembly includes portion, time delay switch and inflation sacculus, the portion that holds sets up the back of dodging the mouth on the mounting bracket, time delay switch sets up on the portion that holds, the inflation sacculus sets up in the inside of portion that holds, and the inflation sacculus is connected with time delay switch.
Preferably, the other end of the threaded rod is of a hollow groove structure, the inner wall of the hollow groove of the threaded rod is matched with the end part of the vibration mechanism, and the end surface of the outer side of the threaded rod is matched with the end surface of the flexible flywheel assembly.
Preferably, vibration mechanism includes driving motor, vibration dish, vibrating arm and camera, driving motor installs on testing platform, and driving motor's output is connected with the pivot, vibration dish fixed mounting is on testing platform's inside wall, and it is provided with the ejection piece to slide in the pivot, sliding connection has the push rod that two symmetries set up on the ejection piece, all overlap in the both sides of ejecting the piece on the push rod and be equipped with the spring, and the terminal surface both sides of pivot slide respectively and are provided with ejection piece, the middle part and the push rod looks sliding connection of ejection piece, the vibrating arm sets up in the tip of ejection piece, the camera is installed on the ejection piece.
Preferably, the disc surface of the vibration disc is uniformly provided with an inner recess and protrusions, and the vibration rods on two sides respectively correspond to the inner recess on one side and the protrusions on the other side.
Preferably, the inner diameter of the vibration plate is larger than the outer diameter of the rotating shaft.
The invention has the advantages that:
(1) the vibration mechanism is arranged on the detection platform, the expansion component is arranged on the locking mechanism, the output end of the driving motor drives the rotating shaft to rotate from low speed to high speed, the ejection part on one side and the ejection part on the other side always keep relative reverse vibration while rotating through the two vibration rods corresponding to the concave part and the convex part respectively, so that variable speed impact detection is carried out on the side end of the reinforcing plate through the middle position of the ejection part, meanwhile, variable strength vibration operation is carried out on the side disc surface of the flywheel main body through the two ends of the ejection part, the integrated strength test of the flexible flywheel assembly is realized, the actual working condition of the flexible flywheel assembly can be completely simulated, and the strength test result is more authentic;
(2) through the timely data information that the camera in the vibration mechanism obtained, come during to variable speed impact operation, the limit deformation state of reinforcing plate judges to and through delay switch's time delay monitoring, come during to variable strength vibration operation, the edge of flywheel body is judging dodging intraoral recovery volume, gained intensity test result is more directly perceived and rapid, single test piece sample can obtain standard strength value simultaneously, reduce the cost input of many test piece averaging.
Drawings
FIG. 1 is a flow chart of the present invention.
FIG. 2 is a schematic structural diagram of the detection platform of the present invention.
FIG. 3 is a schematic diagram of the internal structure of the flexible flywheel assembly after the flexible flywheel assembly is mounted on the inspection platform.
Fig. 4 is an enlarged view of a structure at a in fig. 3.
Fig. 5 is a schematic structural view of the vibration mechanism of the present invention.
The device comprises a detection platform, a 2-locking mechanism, a 3-expansion assembly, a 4-vibration mechanism, a 21-air cylinder, a 22-ejector rod, a 23-threaded rod, a 24-mounting frame, a 25-avoidance port, a 31-accommodating part, a 32-delay switch, a 33-expansion balloon, a 401-driving motor, a 402-vibration disc, a 403-vibration rod, a 404-camera, a 405-rotating shaft, a 406-pushing piece, a 407-push rod, a 408-spring, a 409-material pushing piece, a 410-concave part and a 411-convex part.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, a strength testing method for a flexible flywheel assembly includes the following steps:
s1: installing a workpiece: mounting a flexible flywheel assembly to be tested for spot inspection on a detection platform 1, and ensuring that the side with the reinforcing plate thereon is in a feeding direction;
s2: limiting and fixing: the locking mechanism 2 is used for positioning, so that the flexible flywheel assembly is locked and limited on the side without the reinforcing plate;
s3: and (3) detecting the intensity: the flexible flywheel assembly is vibrated regularly and with adjustable amplitude through the vibration mechanism 4, and the integral structural strength of the flexible flywheel assembly is judged according to the elastic recovery degree of a reinforcing plate and a flywheel body on the flexible flywheel assembly;
s4: and (5) judging a result: the structural strength of the reinforcing plate is judged according to the ultimate deformation data of the reinforcing plate observed by the vibration mechanism 4, and the structural strength of the flywheel body is judged according to the result presented by the expansion assembly 3 arranged on the locking mechanism 2;
s5: and (3) finishing the test: and after the test of the flexible flywheel assembly for sampling inspection is finished, the flexible flywheel assembly is disassembled, shaped and repaired.
In this embodiment, locking mechanism 2 includes cylinder 21, ejector pin 22, threaded rod 23 and mounting bracket 24, cylinder 21 is installed in testing platform 1, ejector pin 22 is installed on the output of cylinder 21 and is slided and set up in testing platform 1, threaded rod 23 passes through nut threaded connection in ejector pin 22's upper end, mounting bracket 24 fixed connection is on threaded rod 23, has seted up on mounting bracket 24 and has dodged mouth 25, expansion unit 3 installs on mounting bracket 24.
It is worth mentioning that, in order to guarantee the structural strength of the mounting rack 24, the lower end of the mounting rack is slidably arranged inside the detection platform 1 in a limiting manner.
In this embodiment, the inflation assembly 3 includes an accommodating portion 31, a delay switch 32 and an inflation balloon 33, the accommodating portion 31 is disposed on the back of the avoidance port 25 on the mounting frame 24, the delay switch 32 is disposed on the accommodating portion 31, the inflation balloon 33 is disposed inside the accommodating portion 31, and the inflation balloon 33 is connected to the delay switch 32.
In this embodiment, the other end of the threaded rod 23 is a hollow groove structure, and the inner wall of the hollow groove is matched with the end of the vibration mechanism 4, and the outer end face of the threaded rod 23 is matched with the end face of the flexible flywheel assembly.
In this embodiment, vibration mechanism 4 includes driving motor 401, vibration dish 402, vibrating arm 403 and camera 404, driving motor 401 installs on testing platform 1, and driving motor 401's output is connected with pivot 405, vibration dish 402 fixed mounting is on testing platform 1's inside wall, and it is provided with ejection piece 406 to slide on the pivot 405, sliding connection has the push rod 407 that two symmetries set up on the ejection piece 406, all overlap in the both sides of ejection piece 406 on push rod 407 and be equipped with spring 408, and the terminal surface both sides of pivot 405 slide respectively and be provided with ejection piece 409, the middle part and the push rod 407 looks sliding connection of ejection piece 409, vibrating arm 403 sets up in the tip of ejection piece 409, camera 404 installs on ejection piece 406.
It should be noted that the model of the delay switch 32 is ZJSB9-80Z, the driving motor 401 is a servo motor, and the model of the camera 404 is SY 8031.
In this embodiment, the vibration plate 402 has recesses 410 and protrusions 411 uniformly distributed on the plate surface, and the vibration rods 403 on both sides respectively correspond to the recesses 410 on one side and the protrusions 411 on the other side.
Further, the inner diameter of the vibration plate 402 is larger than the outer diameter of the rotation shaft 405.
The working process and principle are as follows: in the using process of the invention, the work piece installation, the limit fixation, the strength detection, the result judgment and the disassembly and shaping repair operation after the test are carried out in sequence according to the working procedures, in the subsequent process after the flexible flywheel to be tested is installed on the detection platform 1, firstly, the installation position of the threaded rod 23 on the ejector rod 22 is adjusted according to the model of the flexible flywheel to be tested, then, the air cylinder 21 is started to lead the output end of the air cylinder to reset and return, the ejector rod 22 is guided in the detection platform 1, the end part of the hollow groove of the threaded rod 23 is pulled to complete the positioning of the flexible flywheel, at the moment, two smooth transition end parts of the ejection part 409 in the vibration mechanism 4 are abutted against the side end disc surface of the flywheel main body under the elastic force action of the spring 408, and the side end of the middle position of the ejection part 409 is abutted against the side end surface of the reinforcing plate;
then, the driving motor 401 is started to make the output end thereof drive the rotating shaft 405 to rotate from low speed to high speed, and the ejector member 406 and the push rod 407 are used to drive the ejector member 409 to continuously rotate on the side end surface of the flywheel main body, in the process, two vibrating rods 403 which respectively correspond to the concave part 410 and the convex part 411 are arranged on two sides of the vibrating disc 402, so that the ejector member 409 rotates, the ejector member 409 on one side and the ejector member 409 on the other side always keep opposite vibration, the side end of the reinforcing plate is subjected to variable speed impact detection by the middle position of the ejector member 409, meanwhile, the side disc surface of the flywheel main body is subjected to variable strength vibrating operation by two ends of the ejector member 409, the timely data information obtained by the camera 404 according to the test result of the reinforcing plate is judged, and once the recovery data of the reinforcing plate is not completely recovered or exceeds the deformation requirement during the variable speed impact operation, namely, the reinforcing plate in the flexible flywheel assembly reaches a limit deformation state at the rotating speed;
and the test result of the flywheel main body is judged by the expansion display result of the expansion balloon 33 in the accommodating part 31, once the recovery amount of the edge of the flywheel body in the avoiding opening 25 is not completely recovered or exceeds the deformation requirement during the variable-strength vibration operation, a part of edge structure which is not completely recovered is left in the accommodating part 31, after the delay monitoring of the delay switch 32, the unrecoverable deformation is confirmed to be generated at the rotating speed, the flywheel main body in the flexible flywheel assembly reaches the deformation limit state, and finally the expansion balloon 33 is triggered to expand and deform in the accommodating part 31, so that the test result is judged by direct observation.
Based on the above, the vibration mechanism 4 is arranged on the detection platform 1, the expansion component 3 is arranged on the locking mechanism 2, the output end of the driving motor 401 drives the rotating shaft 405 to rotate from low speed to high speed, the ejector 409 and the ejector 409 on one side of the ejector 409 are always kept to vibrate in opposite directions through the two vibrating rods 403 corresponding to the inner recess 410 and the protrusion 411 respectively, so that the variable speed impact detection of the side end of the reinforcing plate is realized through the middle position of the ejector 409, and meanwhile, the variable strength vibration operation is performed on the side disc surface of the flywheel main body through the two ends of the ejector 409, so that the integrated strength test of the flexible flywheel assembly is realized, the actual working condition of the flexible flywheel assembly can be completely simulated, and the strength test result is more authentic;
through the timely data information that camera 404 in the vibrating mechanism 4 obtained, come to the variable speed impact operation period, the ultimate deformation state of reinforcing plate is judged to and through the time delay monitoring of time delay switch 32, come to the variable strength vibration operation period, the edge of flywheel body is in dodging the recovery volume in the mouth 25 and judging, the gained intensity test result is more directly perceived and rapid, single test piece sample can obtain standard intensity value simultaneously, reduce the cost input that many test piece sample took the mean value.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (7)
1. A strength testing method for a flexible flywheel assembly is characterized by comprising the following steps:
s1: installing a workpiece: mounting a flexible flywheel assembly to be tested for spot inspection on a detection platform (1), and ensuring that the side with the reinforcing plate thereon is in a feeding direction;
s2: limiting and fixing: the locking mechanism (2) is used for positioning, so that the flexible flywheel assembly is locked and limited on the side without the reinforcing plate;
s3: and (3) detecting the intensity: the flexible flywheel assembly is vibrated regularly and with adjustable amplitude through the vibration mechanism (4), and the integral structural strength of the flexible flywheel assembly is judged according to the elastic recovery degree of a reinforcing plate and a flywheel body on the flexible flywheel assembly;
s4: and (5) judging a result: the structural strength of the reinforcing plate is judged according to the limit deformation data of the reinforcing plate observed by the vibration mechanism (4), and the structural strength of the flywheel body is judged according to the result presented by the expansion assembly (3) arranged on the locking mechanism (2);
s5: and (3) finishing the test: and after the test of the flexible flywheel assembly for sampling inspection is finished, the flexible flywheel assembly is disassembled, shaped and repaired.
2. The method of claim 1, wherein the method comprises the steps of: locking mechanism (2) include cylinder (21), ejector pin (22), threaded rod (23) and mounting bracket (24), install in testing platform (1) cylinder (21), ejector pin (22) are installed on the output of cylinder (21) and are slided and set up in testing platform (1), threaded rod (23) pass through nut threaded connection in the upper end of ejector pin (22), mounting bracket (24) fixed connection is on threaded rod (23), has seted up on mounting bracket (24) and has dodged mouth (25), expanding unit (3) are installed on mounting bracket (24).
3. The method of claim 2, wherein the method comprises: inflation subassembly (3) are including holding portion (31), delay switch (32) and inflation sacculus (33), holding portion (31) sets up the back of dodging mouth (25) on mounting bracket (24), delay switch (32) set up on holding portion (31), inflation sacculus (33) set up in the inside of holding portion (31), and inflation sacculus (33) are connected with delay switch (32).
4. The method of claim 2, wherein the method comprises: the other end of the threaded rod (23) is of a hollow groove structure, the inner wall of the hollow groove of the threaded rod is matched with the end part of the vibration mechanism (4), and the end surface of the outer side of the threaded rod (23) is matched with the end surface of the flexible flywheel assembly.
5. The method of claim 1, wherein the method comprises the steps of: the vibration mechanism (4) comprises a driving motor (401), a vibration disk (402), a vibration rod (403) and a camera (404), the driving motor (401) is arranged on the detection platform (1), the output end of the driving motor (401) is connected with a rotating shaft (405), the vibration disc (402) is fixedly arranged on the inner side wall of the detection platform (1), the rotating shaft (405) is provided with a pushing piece (406) in a sliding way, the pushing piece (406) is connected with two push rods (407) which are symmetrically arranged in a sliding way, springs (408) are sleeved on the push rod (407) on two sides of the pushing piece (406), the two sides of the end surface of the rotating shaft (405) are respectively provided with a material pushing piece (409) in a sliding manner, the middle part of the material ejection part (409) is connected with a push rod (407) in a sliding mode, the vibrating rod (403) is arranged at the end part of the material ejection part (409), and the camera (404) is installed on the material ejection part (406).
6. The method of claim 5, wherein the method comprises: the disc surface of the vibration disc (402) is uniformly provided with an indent (410) and a protrusion (411), and the vibration rods (403) at two sides respectively correspond to the indent (410) at one side and the protrusion (411) at the other side.
7. The method of claim 5, wherein the method comprises: the inner diameter of the vibration disc (402) is larger than the outer diameter of the rotating shaft (405).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110693937.1A CN113702011A (en) | 2021-06-22 | 2021-06-22 | Strength testing method for flexible flywheel assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110693937.1A CN113702011A (en) | 2021-06-22 | 2021-06-22 | Strength testing method for flexible flywheel assembly |
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| CN113702011A true CN113702011A (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110693937.1A Withdrawn CN113702011A (en) | 2021-06-22 | 2021-06-22 | Strength testing method for flexible flywheel assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116625579A (en) * | 2023-07-21 | 2023-08-22 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Automatic clamping device for dynamic balance test of flexible flywheel for quality monitoring |
-
2021
- 2021-06-22 CN CN202110693937.1A patent/CN113702011A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116625579A (en) * | 2023-07-21 | 2023-08-22 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Automatic clamping device for dynamic balance test of flexible flywheel for quality monitoring |
| CN116625579B (en) * | 2023-07-21 | 2023-09-26 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Automatic clamping device for dynamic balance test of flexible flywheel for quality monitoring |
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Application publication date: 20211126 |
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