CN116223250B - Device for tensile test of side plate of power battery module - Google Patents
Device for tensile test of side plate of power battery moduleInfo
- Publication number
- CN116223250B CN116223250B CN202310154239.3A CN202310154239A CN116223250B CN 116223250 B CN116223250 B CN 116223250B CN 202310154239 A CN202310154239 A CN 202310154239A CN 116223250 B CN116223250 B CN 116223250B
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- Prior art keywords
- plate
- fixedly arranged
- power battery
- battery module
- clamping
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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
- G01N3/28—Investigating ductility, e.g. suitability of sheet metal for deep-drawing or spinning
-
- 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
- G01N3/04—Chucks
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
本发明提供一种用于动力电池模组侧板拉伸试验的装置，涉及拉伸试验技术领域。该装置，包括支撑机构和移动机构，所述支撑机构包括工作台板，所述工作台板两侧中间位置均开设有移动开槽，所述移动机构包括多个移动基座，多个所述移动基座前后两侧靠下端位置分别固定设置有多个限定板。该装置通过在动力电池模组侧板进行拉伸时，通过升降油缸抬升压弯机构，使压弯辊轮贴合在侧板的下端面，对侧板下端面施压，使其发生折弯，进而对侧板侧面受压时的抗拉强度进行测试，使动力电池模组侧板的拉伸结果更加完善，更加贴合显示情况，并且可通过减速驱动电机调整侧板的翻转角度，进而便于在不同方向对侧板进行施压。
This invention provides an apparatus for tensile testing of the side panels of a power battery module, relating to the field of tensile testing technology. The apparatus includes a support mechanism and a moving mechanism. The support mechanism includes a worktable with movable slots formed at the center of both sides. The moving mechanism includes multiple movable bases, with multiple limiting plates fixedly mounted on the lower ends of the front and rear sides of each movable base. During the tensile testing of the power battery module side panel, the apparatus uses a lifting cylinder to raise the bending mechanism, causing the bending rollers to press against the lower end face of the side panel, applying pressure and causing it to bend. This allows for testing the tensile strength of the side panel under pressure, resulting in more accurate and consistent tensile test results. Furthermore, the apparatus allows for adjustment of the side panel's rotation angle via a reduction drive motor, facilitating pressure application from different directions.
Description
Technical Field
The invention relates to the technical field of tensile tests, in particular to a device for a tensile test of a side plate of a power battery module.
Background
The power battery is often used as a power supply component of a new energy automobile and is increasingly applied to the new energy automobile industry nowadays, in a power battery pack, hundreds of single electric cores are managed safely and effectively, the electric cores are not randomly placed in a shell of the power battery, but are placed orderly according to modules and packs, the smallest unit is the electric core, a group of electric cores can form a module, and a plurality of modules can form a pack. The module is an intermediate energy storage unit between the battery cell unit and the battery pack, and the module forms a modularized battery pack by connecting a plurality of battery cells in series and parallel and adding auxiliary structural members which play roles in collecting current, collecting data, fixing and protecting the battery cells and the like. For safety and reliability, the side plates serving as the protective case outside the battery pack are required to have high tensile properties, so that the internal modules are protected as necessary.
The side plate of the power battery module is not only subjected to lateral tension in actual use, but also subjected to the action of compressive stress perpendicular to the upper end face and the lower end face, when a general tensile test device is used for carrying out tensile test on the side plate, the side plate is simply extended to two sides, so that the actual test requirement cannot be met, and the influence of the vertical compressive stress of the upper end face and the lower end face needs to be fully considered when the lateral tensile test is carried out for perfection and accuracy of the tensile test result.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a device for a tensile test of a side plate of a power battery module, which solves the series of problems that when a general tensile test device is used for carrying out the tensile test on the side plate, the side plate is simply extended to two sides and cannot meet the actual test requirement, and for the perfection and accuracy of the tensile test result, the influence of the vertical compressive stress of the upper end face and the lower end face is required to be fully considered when the lateral tensile test is carried out.
(II) technical scheme
The device for the tensile test of the side plate of the power battery module comprises a supporting mechanism and a moving mechanism, wherein the supporting mechanism comprises a working table plate, moving grooves are formed in the middle positions of two sides of the working table plate, the moving mechanism comprises a plurality of moving bases, a plurality of limiting plates are fixedly arranged at the positions, close to the lower ends, of the front side and the rear side of the moving bases respectively, the limiting plates are movably clamped at the positions, close to the moving grooves, of the upper end face and the lower end face of the working table plate respectively, the moving bases are clamped inside the moving grooves through the limiting plates, a speed reduction driving motor is embedded in the positions, close to the upper ends, of the moving bases, and a clamping mechanism is fixedly arranged at the positions, close to the output ends, of one side, of the speed reduction driving motor;
The middle position of the upper end face of the working table plate is fixedly provided with a plurality of lifting cylinders, the positions of the extending ends of the upper sides of the lifting cylinders are fixedly provided with a bending mechanism, the bending mechanism comprises a fixed bearing plate, the upper end face of the fixed bearing plate is fixedly provided with a roller support, and a bending roller is arranged inside the roller support in a rotating mode through a rotating shaft.
Preferably, the fixture includes the centre gripping base plate, centre gripping base plate one side terminal surface upside fixed upper portion carrier plate that is provided with, centre gripping base plate is close to upper portion carrier plate one side position and is provided with the fixed splint near lower extreme position fixed, centre gripping base plate is close to fixed splint one side and is close to the upper portion carrier plate and fixed splint between the position activity be provided with the movable splint, both ends position all has been seted up around the centre gripping base plate is kept away from fixed splint one side terminal surface and is close to the upside, both sides are close to the spout position around the movable splint and all fixedly are provided with the connecting plate, a plurality of the terminal fixed slider that is provided with of connecting plate, a plurality of the slider slides respectively and sets up in the spout inside, upper portion carrier plate central point put the screw thread runs through the cover and is equipped with the screw mandrel, the fixed lantern ring that is provided with of movable splint up end.
Preferably, a movable cavity is formed in the movable clamping plate, a movable block is movably arranged in the movable cavity, and the lower end of the threaded screw rod is fixedly connected to the center of the upper end face of the movable block.
Preferably, the upper end position of the threaded screw rod is fixedly provided with a manual rotating wheel.
Preferably, the threaded screw rod is movably sleeved in the lantern ring near the lower end.
Preferably, the two sides of the working table plate are fixedly provided with connecting seats, and a plurality of triangular supports are fixedly arranged on the lower end faces of the plurality of connecting seats.
Preferably, the bottom frames are fixedly arranged at the lower ends of the triangular supports.
Preferably, a plurality of fixed bearing blocks are fixedly arranged on the lower end face of the working table plate close to two sides, a plurality of stretching oil cylinders are fixedly arranged on the positions, away from one side, of the fixed bearing blocks, and a plurality of output ends of the stretching oil cylinders are respectively fixedly arranged on the positions, close to the lower end, of the opposite side of the movable base.
Preferably, a first reinforcing wing plate is fixedly connected between the movable base and the limiting plate.
Preferably, a second reinforcing wing plate is fixedly arranged at the connecting position between the lower end surface of the fixed clamping plate and the clamping base plate.
When the power battery module side plate is used, the power battery module side plate is placed on the upper end face of the fixed clamping plate, the movable clamping plate is moved downwards to the upper end face of the power battery module side plate, the relative position of the movable clamping plate is adjusted through the threaded screw rod rotated by the manual rotating wheel, the movable clamping plate and the fixed clamping plate are mutually close to clamp and fix the power battery module side plate, then the movable mechanism is pushed to move through the plurality of stretching cylinders, the plurality of clamping mechanisms are mutually far away, the side plate stretches, and the lifting cylinder lifts the bending mechanism to enable the bending roller to be attached to the lower end face of the side plate, so that the lower end face of the side plate is pressed, bending is caused, and further the tensile strength of the side plate when the side face of the side plate is pressed is tested.
(III) beneficial effects
The invention provides a device for a tensile test of a side plate of a power battery module. The beneficial effects are as follows:
1. The invention provides a device for a tensile test of a side plate of a power battery module, which is characterized in that when the side plate of the power battery module is stretched, a lifting oil cylinder is used for lifting a bending mechanism, so that a bending roller is attached to the lower end surface of the side plate, the lower end surface of the side plate is pressed, the side plate is bent, the tensile strength of the side plate when the side surface of the side plate is pressed is tested, the stretching result of the side plate of the power battery module is more perfect, and the side plate is attached to the display condition.
2. The invention provides a device for a tensile test of a side plate of a power battery module, which drives a plurality of clamping mechanisms to rotate through a plurality of deceleration driving motors, so that the relative overturning angles of the clamping mechanisms are adjusted, the relative testing angles and positions of the side plate are convenient to adjust, the lifting oil cylinder is matched to push a bending mechanism to pressurize different parts of the side plate, and the tensile property of the side plate under the compression environments of different sides is convenient to test.
3. The invention provides a device for a tensile test of a side plate of a power battery module, which has a relatively simple structure, is relatively simple and convenient to use compared with the existing tensile mechanism, has a simple structure, is convenient to produce and manufacture, and is also convenient to maintain in the later stage.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic diagram of a moving base position axis of the present invention;
FIG. 3 is an axial schematic view of a shifting mechanism according to the present invention;
FIG. 4 is an axial schematic view of a clamping mechanism according to the present invention;
FIG. 5 is a schematic axial view of a support mechanism according to the present invention;
FIG. 6 is an axial schematic view of the press brake mechanism of the present invention;
FIG. 7 is a schematic side cross-sectional view of the active cavity of the present invention.
The device comprises a supporting mechanism, a moving base, a reducing driving motor, a No. 5 reinforcing wing plate, a No. 6 limiting plate, a No. 7 clamping mechanism, a No. 8 clamping base plate, a No. 9 clamping block, a No. 10 sliding groove, a No. 11 upper supporting plate, a No. 12 moving clamping plate, a No. 13 clamping ring, a No. 14 clamping plate, a No. 15 clamping plate, a No. 16 reinforcing wing plate, a No. 17 clamping screw, a No. 18 manual rotating wheel, a No. 19 lifting cylinder, a No. 20 clamping cylinder, a No. 21 clamping seat, a No. 22 clamping mechanism, a No. 23 clamping roller, a No. 24 clamping roller seat, a No. 25 clamping base plate, a No. 26 clamping plate, a working platen, a No. 27 moving grooving, a No. 28 clamping seat, a No. 29 triangular pillar, a No. 30 clamping bottom frame, a No. 31 clamping cavity, a No. 32 moving block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
As shown in fig. 1-7, an embodiment of the invention provides a device for tensile test of a side plate of a power battery module, which comprises a supporting mechanism 1 and a moving mechanism 2, wherein the supporting mechanism 1 comprises a working table plate 26, moving slots 27 are formed in middle positions of two sides of the working table plate 26, the moving mechanism 2 comprises a plurality of moving bases 3, a plurality of limiting plates 6 are respectively and fixedly arranged at positions near the lower ends of the front side and the rear side of the plurality of moving bases 3, the plurality of limiting plates 6 are respectively and movably clamped at positions near the moving slots 27 on the upper end surface and the lower end surface of the working table plate 26, the plurality of moving bases 3 are clamped inside the moving slots 27 through the plurality of limiting plates 6, a speed reduction driving motor 4 is embedded in the positions near the upper ends of the plurality of moving bases 3, and a clamping mechanism 7 is fixedly arranged at positions of output ends of the opposite sides of the plurality of speed reduction driving motors 4;
the plurality of clamping mechanisms 7 are driven to rotate through the plurality of reduction driving motors 4, so that the relative overturning angles of the plurality of clamping mechanisms 7 are adjusted, and the relative testing angles and positions of the side plates are convenient to adjust;
A plurality of lifting cylinders 19 are fixedly arranged in the middle of the upper end surface of the working table plate 26, a press bending mechanism 22 is fixedly arranged at the extending end position of the upper sides of the lifting cylinders 19, the press bending mechanism 22 comprises a fixed bearing plate 25, a roller support 24 is fixedly arranged on the upper end surface of the fixed bearing plate 25, and press bending rollers 23 are rotatably arranged in the roller support 24 through a rotating shaft;
When the side plate of the power battery module is stretched, the side plate is clamped and fixed through the clamping mechanisms 7, and when the side plate is stretched, the lifting cylinder 19 lifts the bending mechanism 22 to enable the bending roller 23 to be attached to the lower end face of the side plate, the lower end face of the side plate is pressed, the side plate is bent, and further the tensile strength of the side plate when the side face of the side plate is pressed is tested, so that the stretching result of the side plate of the power battery module is more perfect;
The clamping mechanism 7 comprises a clamping substrate 8, an upper supporting plate 11 is fixedly arranged at the upper side of the end face of one side of the clamping substrate 8, a fixed clamping plate 15 is fixedly arranged at the position, close to the upper supporting plate 11, of one side of the clamping substrate 8, a movable clamping plate 12 is movably arranged at the position, close to the position between the upper supporting plate 11 and the fixed clamping plate 15, of one side of the clamping substrate 8, close to the position, of the front end and the rear end of the upper side, of the end face, close to the position, of the fixed clamping plate 15, of the clamping substrate 8, a connecting plate 14 is fixedly arranged at the position, close to the position, of the sliding groove 10, of the front side and the rear side of the movable clamping plate 12, sliding blocks 9 are respectively arranged in the sliding grooves 10 in a sliding manner, a threaded screw rod 17 is sleeved at the central position of the upper supporting plate 11 in a threaded penetrating manner, and a lantern ring 13 is fixedly arranged at the upper end face of the movable clamping plate 12;
Placing the power battery module side plate on the upper end surface of the fixed clamping plate 15, enabling the movable clamping plate 12 to move downwards to the upper end surface of the power battery module side plate, clamping and fixing the power battery module side plate through the mutual approaching of the movable clamping plate 12 and the fixed clamping plate 15, and then enabling the clamping mechanisms 7 to move to opposite positions on two sides so as to stretch the power battery module side plate, and further enabling the tensile property of the power battery module side plate to be seen from side;
A movable cavity 31 is formed in the movable clamping plate 12, a movable block 32 is movably arranged in the movable cavity 31, the lower end of the threaded screw rod 17 is fixedly connected and arranged at the center of the upper end surface of the movable block 32, and a manual rotating wheel 18 is fixedly arranged at the upper end of the threaded screw rod 17;
the manual rotating wheel 18 is rotated, so that the threaded screw rod 17 is moved to a proper relative height position, and the movable clamping plate 12 is controlled to move up and down;
The screw thread lead screw 17 is located inside the lantern ring 13 by the lower extreme movable sleeve, the work platen 26 both sides position all is fixed and is provided with connecting seat 28, the terminal surface is all fixed under a plurality of connecting seats 28 is provided with a plurality of triangular supports 29, a plurality of triangular supports 29 lower extreme position is fixed and is provided with bottom frame 30, work platen 26 lower terminal surface is fixed and is provided with a plurality of fixed bearing 21 by both sides, a plurality of fixed bearing 21 keep away from each other one side position all is fixed and is provided with stretching cylinder 20, provide necessary power take off to the stretching of curb plate, a plurality of stretching cylinder 20 output is fixed respectively and is set up in the relative one side of removal base 3 and is close to the lower extreme position, fixed connection is provided with the reinforcing pterygoid lamina 5 No. one between removal base 3 and the limiting plate 6, the fixed connection position is fixed and is provided with the reinforcing pterygoid lamina No. 16 between fixed splint 15 lower terminal surface and the clamping base 8, and then strengthen the structural joint strength between fixed splint 15 and the clamping base 8.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The device for the tensile test of the side plates of the power battery module comprises a supporting mechanism (1) and a moving mechanism (2), and is characterized in that the supporting mechanism (1) comprises a working table plate (26), moving grooves (27) are formed in the middle positions of two sides of the working table plate (26), the moving mechanism (2) comprises a plurality of moving bases (3), a plurality of limiting plates (6) are fixedly arranged at the positions, close to the lower ends, of the front side and the rear side of the moving bases (3), of the moving bases respectively, the limiting plates (6) are movably clamped at the positions, close to the moving grooves (27), of the upper end face and the lower end face of the working table plate (26), the moving bases (3) are clamped inside the moving grooves (27) through the limiting plates (6), a plurality of speed reduction driving motors (4) are embedded in the positions, and clamping mechanisms (7) are fixedly arranged at the positions, close to the output ends of the opposite sides of the speed reduction driving motors (4);
A plurality of lifting cylinders (19) are fixedly arranged in the middle of the upper end face of the working table plate (26), a press bending mechanism (22) is fixedly arranged at the extending end position of the upper sides of the lifting cylinders (19), the press bending mechanism (22) comprises a fixed bearing plate (25), a roller support (24) is fixedly arranged on the upper end face of the fixed bearing plate (25), and press bending rollers (23) are rotatably arranged in the roller support (24) through rotating shafts;
a plurality of fixed bearing blocks (21) are fixedly arranged on the lower end face of the working table plate (26) close to two sides, a plurality of stretching oil cylinders (20) are fixedly arranged on the positions, away from one side, of the fixed bearing blocks (21), and the output ends of the stretching oil cylinders (20) are respectively fixedly arranged on the positions, close to the lower end, of the opposite side of the movable base (3).
2. The device for tensile test of the side plate of the power battery module, as claimed in claim 1, is characterized in that the clamping mechanism (7) comprises a clamping substrate (8), an upper support plate (11) is fixedly arranged at the upper side of one side end surface of the clamping substrate (8), a fixed clamping plate (15) is fixedly arranged at the lower end position of one side of the clamping substrate (8) close to the upper support plate (11), a movable clamping plate (12) is movably arranged at the position between the upper support plate (11) and the fixed clamping plate (15) on one side of the clamping substrate (8) close to the fixed clamping plate (15), sliding grooves (10) are respectively formed at the front end and the rear end positions of one side end surface of the clamping substrate (8) far from the fixed clamping plate (15), connecting plates (14) are respectively fixedly arranged at the front end and the rear end positions of the connecting plates (14), sliding blocks (9) are respectively and slidably arranged inside the sliding grooves (10), screw threads (17) are respectively arranged at the central position of the upper support plate (11), and screw rods (13) are respectively arranged at the front end surfaces and the two ends of the movable clamping plate (12) close to the sliding grooves (10).
3. The device for tensile test of the side plate of the power battery module according to claim 2, wherein the movable clamping plate (12) is internally provided with a movable cavity (31), the movable cavity (31) is internally movably provided with a movable block (32), and the lower end of the threaded screw rod (17) is fixedly connected and arranged at the center of the upper end face of the movable block (32).
4. The device for tensile test of the side plate of the power battery module according to claim 2, wherein a manual rotating wheel (18) is fixedly arranged at the upper end of the threaded screw rod (17).
5. The device for tensile test of the side plate of the power battery module according to claim 2, wherein the threaded screw rod (17) is movably sleeved in the collar (13) near the lower end.
6. The device for tensile test of the side plate of the power battery module according to claim 1, wherein connecting seats (28) are fixedly arranged at two sides of the working table plate (26), and a plurality of triangular supports (29) are fixedly arranged on the lower end faces of the connecting seats (28).
7. The device for tensile test of side plates of a power battery module according to claim 6, wherein a bottom frame (30) is fixedly arranged at the lower end of the triangular support posts (29).
8. The device for tensile test of the side plate of the power battery module according to claim 1, wherein a first reinforcing wing plate (5) is fixedly connected between the movable base (3) and the limiting plate (6).
9. The device for tensile test of the side plate of the power battery module according to claim 2, wherein a second reinforcing wing plate (16) is fixedly arranged at a connecting position between the lower end surface of the fixed clamping plate (15) and the clamping base plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310154239.3A CN116223250B (en) | 2023-02-23 | 2023-02-23 | Device for tensile test of side plate of power battery module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310154239.3A CN116223250B (en) | 2023-02-23 | 2023-02-23 | Device for tensile test of side plate of power battery module |
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| CN116223250A CN116223250A (en) | 2023-06-06 |
| CN116223250B true CN116223250B (en) | 2026-02-03 |
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| CN202310154239.3A Active CN116223250B (en) | 2023-02-23 | 2023-02-23 | Device for tensile test of side plate of power battery module |
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| CN118168922B (en) * | 2024-04-01 | 2024-08-16 | 江苏大利节能科技股份有限公司 | A device and method for detecting tensile strength of glass fiber paper |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211294468U (en) * | 2020-03-04 | 2020-08-18 | 郑州航空工业管理学院 | Flexible tensile test device for plates |
| CN216525144U (en) * | 2021-12-01 | 2022-05-13 | 盐城市吉平人造革有限公司 | Clamp for tarpaulin tensile test |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6051851B2 (en) * | 2012-12-27 | 2016-12-27 | 日産自動車株式会社 | Strain detection method and strain detection device for fuel cell separator |
| CN208960733U (en) * | 2018-08-16 | 2019-06-11 | 深圳市源科昱科技有限公司 | Hydraulic tensioner is used in a kind of power battery pack symphysis production |
| CN110779791A (en) * | 2019-11-15 | 2020-02-11 | 新昌虹哒计算机科技有限公司 | Compression and tension tester controlled by computer |
| CN211904920U (en) * | 2020-02-17 | 2020-11-10 | 上海台硕检测仪器有限公司 | Novel tensile bending test machine |
| CN213633021U (en) * | 2020-09-29 | 2021-07-06 | 常熟市通盛电子科技有限公司 | Gluing thickness testing machine for workpiece spraying |
| CN217033383U (en) * | 2022-03-02 | 2022-07-22 | 天津普拉动科技有限公司 | A sealant tensile testing device with clamping mechanism |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211294468U (en) * | 2020-03-04 | 2020-08-18 | 郑州航空工业管理学院 | Flexible tensile test device for plates |
| CN216525144U (en) * | 2021-12-01 | 2022-05-13 | 盐城市吉平人造革有限公司 | Clamp for tarpaulin tensile test |
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