CN114530392A - Hardness detection device for photovoltaic backboard - Google Patents
Hardness detection device for photovoltaic backboard Download PDFInfo
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- CN114530392A CN114530392A CN202210433654.8A CN202210433654A CN114530392A CN 114530392 A CN114530392 A CN 114530392A CN 202210433654 A CN202210433654 A CN 202210433654A CN 114530392 A CN114530392 A CN 114530392A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Microelectronics & Electronic Packaging (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention belongs to the technical field of hardness detection equipment, and discloses a hardness detection device for a photovoltaic backboard. According to the invention, through the arrangement of the main cavity, the auxiliary cavity, the movable rod and the sliding device, not only can the upper end surface of the main support plate and the inner bottom end surface of the C-shaped plate be always kept on the same horizontal line, so that the supporting area of the middle part of the sample plate to be detected is reduced to cause the concentration of the supporting force, but also in the detection process, the main cavity and each auxiliary cavity are blocked to prevent the main support plate or each auxiliary support plate from moving up and down to influence the detection result due to uneven pressure caused by material deformation in the process of overhauling and pressing down, so that the main support plate and the auxiliary support plate are ensured to be absolutely static, the detection precision is improved, the material is not subjected to bending deformation, the influence of bending on hardness detection is eliminated, and the detection accuracy is improved.
Description
Technical Field
The invention belongs to the technical field of hardness detection equipment, and particularly relates to a hardness detection device for a photovoltaic back plate.
Background
Hardness testing is an important index for testing the physical properties of hard materials such as plates, and simply is the ability of the materials to resist harder objects being pressed into the surfaces of the materials. For example, in the photovoltaic industry, the hardness of a photovoltaic back plate can determine the performance of the whole photovoltaic module, and the photovoltaic back plate is generally subjected to hardness detection by using a desk-top hardness tester, wherein the desk-top hardness tester covers a part of a sample of a detected object on a supporting platform and then presses the detected object to perform hardness detection.
The current common desk type hardness detector has the following defects in the actual use process: the work platform of current desk-top detector is mostly the T style of calligraphy, the supporting platform diameter of the above-mentioned is all great, supporting platform can give the measured object a holding power when detecting the head and push down the measured object, the measured object reaches the stress of certain thickness object itself and can eliminate this holding power to the influence of pressure head when the conventionality detects, but the material middle part can take place slight bending and lead to the material edge upwarp at the in-process that receives the extrusion of detection head, and then the data of influence detection head reaction, so lead to the detected data inaccurate, and conventional solution generally adopts the multiunit screw to fix the sample edge, but this kind of fixed mode is because there is the difference in each screw precession degree of depth in manual operation, can damage sample board or fixed effect difference and influence the testing result on the contrary.
Disclosure of Invention
The invention aims to provide a hardness detection device for a photovoltaic back plate, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the invention provides the following technical scheme: a hardness detection device for a photovoltaic back plate comprises a base, wherein the upper end of the base is fixedly connected with a mounting plate, the upper end of the mounting plate is fixedly connected with a working platform, one side of the upper end of the base is fixedly connected with a supporting column, the upper end of the supporting column is fixedly connected with a cross beam, the bottom end of the cross beam is fixedly connected with a height adjustment device, the bottom end of the height adjustment device is fixedly provided with a detection head, a main cavity is arranged in the working platform, a main support plate is movably sleeved at the upper part of the main cavity, four groups of connecting pipelines which are distributed in an equal circumference are connected at the middle part of the main cavity, and four sets of auxiliary cavities arranged in the working platform are arranged outside the main cavity, the bottoms of the four sets of auxiliary cavities are respectively connected with four sets of connecting pipelines in sequence, the upper portion activity in auxiliary chamber has cup jointed the accessory backup pad, the inside in main cavity, connecting tube, accessory chamber all is filled with the coolant liquid, the upper end fixedly connected with clamping device of accessory backup pad.
Preferably, clamping device include with accessory shoe board fixed connection's C template, the upper portion fixedly connected with reset spring of C template, reset spring's one end fixedly connected with clamp plate, the middle part fixedly connected with of clamp plate upper end and the guide arm that C template activity cup jointed, the bottom fixedly connected with of clamp plate connects the rope, the below of main cavity is provided with the cavity of seting up inside work platform, the middle part activity of cavity has cup jointed the line wheel, four groups the other end of connecting the rope passes the side fixed connection inside accessory shoe board and work platform with the line wheel in proper order, the bottom fixedly connected with servo motor of line wheel, and the middle part of line wheel upper end is seted up flutedly.
Preferably, the upper end fixedly connected with supporting spring of main tributary fagging, supporting spring's upper end fixedly connected with is dull and stereotyped, the movable rod that the middle part fixedly connected with of dull and stereotyped bottom cup jointed with the activity of main tributary fagging, the middle part fixedly connected with slider of movable rod, insert in the recess the bottom of movable rod.
Preferably, the sliding device comprises a connecting rod fixedly connected with the movable rod, one end of the connecting rod is fixedly connected with a sliding ring movably sleeved with the main cavity, and four groups of through holes which are arranged in an equal circumference mode are formed in the side face of the bottom of the sliding ring.
Preferably, a set of communicating vessel structure is constituteed to main cavity, connecting tube, auxiliary chamber, the pressure of main tributary fagging, auxiliary supporting plate to the coolant liquid is the same, and main tributary fagging up end and the inboard bottom surface of C template are in same water flat line.
Preferably, the groove is communicated with the inside of the cavity, and the depth of the groove is equal to the distance between the upper end surface of the flat plate and the upper end surface of the main supporting plate.
The invention has the following beneficial effects:
1. according to the invention, through the arrangement of the main cavity, the auxiliary cavity, the movable rod and the sliding device, not only can the upper end surface of the main support plate and the bottom end surface of the inner side of the C-shaped plate be always kept on the same horizontal line through a communicating vessel structure consisting of the main cavity, the connecting pipeline and the auxiliary cavity, so that the supporting area of the middle part of the sample plate to be detected is reduced to cause concentrated supporting force, but also in the detection process, the communication between the main cavity and each auxiliary cavity is blocked, so that the main support plate or each auxiliary support plate is prevented from moving up and down to influence the detection result due to uneven pressure caused by material deformation in the process of overhauling and pressing down, and the main support plate and the auxiliary support plate are ensured to be absolutely static, thereby improving the detection precision, preventing the material from generating bending deformation, eliminating the influence of bending on hardness detection, and improving the detection accuracy.
2. According to the invention, through the arrangement of the wire wheel, the connecting ropes and the clamping device, the connecting ropes can be wound by the wire wheel when the servo motor rotates forwards, and the pressing plates are pulled to synchronously press and fix the periphery of the sample plate, so that the sample plate is quickly fixed, and the winding amount of the connecting ropes is the same, so that the conditions of stress on the periphery of the sample plate are the same, and the sample plate is prevented from being deformed or damaged due to difference of fixing pressure in the fixing process, thereby further ensuring the detection precision.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the interior of the work platform of the present invention;
FIG. 3 is a schematic diagram of the distribution of auxiliary chambers in the structure of the present invention;
FIG. 4 is a schematic view of a sliding device according to the present invention.
In the figure: 1. a base; 2. mounting a plate; 3. a working platform; 4. a support pillar; 5. a cross beam; 6. a height adjustment device; 7. a detection head; 8. a main chamber; 9. a main supporting plate; 10. a secondary chamber; 11. connecting a pipeline; 12. a sub-support plate; 13. a clamping device; 131. a C-shaped plate; 132. a return spring; 133. pressing a plate; 134. a guide bar; 14. connecting ropes; 15. a cavity; 16. a wire wheel; 17. a servo motor; 18. a groove; 19. a support spring; 20. a flat plate; 21. a movable rod; 22. a sliding device; 221. a connecting rod; 222. a slip ring; 223. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, in the embodiment of the present invention, a hardness detection device for a photovoltaic back panel includes a base 1, an upper end of the base 1 is fixedly connected with a mounting plate 2, an upper end of the mounting plate 2 is fixedly connected with a working platform 3, one side of the upper end of the base 1 is fixedly connected with a support column 4, an upper end of the support column 4 is fixedly connected with a cross beam 5, a bottom end of the cross beam 5 is fixedly connected with a height adjustment device 6, a bottom end of the height adjustment device 6 is fixedly installed with a detection head 7, a main cavity 8 is opened inside the working platform 3, a main support plate 9 is movably sleeved on an upper portion of the main cavity 8, four groups of connecting pipes 11 distributed in an equal circumference are connected in the middle of the main cavity 8, four groups of auxiliary cavities 10 opened inside the working platform 3 are arranged outside the main cavity 8, bottoms of the four groups of auxiliary cavities 10 are respectively connected with the four groups of connecting pipes 11 in sequence, an upper portion of the auxiliary cavities 10 is movably sleeved with an auxiliary support plate 12, the main cavity 8, the connecting pipeline 11, the inside of the auxiliary cavity 10 is filled with cooling liquid, the upper end of the auxiliary supporting plate 12 is fixedly connected with a clamping device 13, the clamping device 13 comprises a C-shaped plate 131 fixedly connected with the auxiliary supporting plate 12, the upper part of the C-shaped plate 131 is fixedly connected with a return spring 132, the return spring 132 is positioned at the upper part of the inner side of the C-shaped plate, one end of the return spring 132 is fixedly connected with a pressing plate 133, the middle part of the upper end of the pressing plate 133 is fixedly connected with a guide rod 134 movably sleeved with the C-shaped plate 131, the bottom end of the pressing plate 133 is fixedly connected with a connecting rope 14, the connecting rope 14 is made of an inelastic material and has high wear resistance and corrosion resistance, a cavity 15 arranged inside the working platform 3 is arranged below the main cavity 8, a wire wheel 16 is movably sleeved at the middle part of the cavity 15, the other ends of the four groups of connecting ropes 14 sequentially pass through the auxiliary supporting plate 12 and the inside of the working platform 3 and are fixedly connected with the side surface of the wire wheel 16, the bottom of the wire wheel 16 is fixedly connected with a servo motor 17, and the middle part of the upper end of the wire wheel 16 is provided with a groove 18;
as shown in fig. 2 and 4, a supporting spring 19 is fixedly connected to the upper end of the main supporting plate 9, a flat plate 20 is fixedly connected to the upper end of the supporting spring 19, a movable rod 21 movably sleeved with the main supporting plate 9 is fixedly connected to the middle of the bottom end of the flat plate 20, a sliding device 22 is fixedly connected to the middle of the movable rod 21, the sliding device 22 includes a connecting rod 221 fixedly connected to the movable rod 21, a sliding ring 222 movably sleeved with the main cavity 8 is fixedly connected to one end of the connecting rod 221, four groups of through holes 223 arranged in an equal circumference are formed in the side surface of the bottom of the sliding ring 222, when hardness detection is not performed, the four groups of through holes 223 respectively coincide with the openings of the four groups of connecting pipes 11, and the bottom of the movable rod 21 is inserted into the groove 18.
Wherein, main cavity 8, connecting tube 11, a set of linker structure is constituteed to vice chamber 10, main tributary fagging 9, the pressure of accessory backup pad 12 to the coolant liquid is the same, and main tributary fagging 9 up end is in on the same water flat line with the inboard bottom surface of C template 131, through the linker structure by main cavity 8, connecting tube 11, vice chamber 10 is constituteed, the up end that can guarantee main tributary fagging 9 and the inboard bottom end face of C template 131 remain on the same water flat line all the time, can make the support area at surveyed sample board middle part diminish and lead to the holding power to concentrate, thereby make the material not take place the bending deformation, eliminated the influence of bending to hardness detection, improved and detected the accuracy.
Wherein, recess 18 is linked together with cavity 15 is inside, and the degree of depth of recess 18 equals with the distance between the up end of dull and stereotyped 20 up end and main tributary fagging 9, can be in testing process, block the intercommunication between main chamber 8 and each vice chamber 10, thereby avoid examining and repairing the in-process that pushes down, because the pressure inequality that the material deformation brought, lead to main tributary fagging 9 or each vice backup pad 12 to take place to shift from top to bottom and influence the testing result, and through ensureing at testing process, main tributary fagging 9 and vice backup pad 12 are absolute static, thereby improve and detect the precision.
The working principle and the using process are as follows:
firstly, a photovoltaic backboard sample plate to be detected is placed above a main support plate 9 and a C-shaped plate 131, a flat plate 20 drives a sliding device 22 to move downwards under the action of gravity of the sample plate until the bottom end of a movable rod 21 contacts with the bottom of a groove 18 and stops, at the moment, the upper part of a sliding ring 222 is overlapped with a connecting pipeline 11 to form a partition between the connecting pipeline 11 and a main cavity 8, the sample plate is ensured to be always in a horizontal supporting state at the bottom under the supporting action of the main support plate 9 and the C-shaped plate 131, a servo motor 17 is started to rotate forwards, each connecting rope 14 is wound through a wire wheel 16, each pressing plate 133 can be pulled to synchronously press and fix the periphery of the sample plate, the winding amount of the connecting ropes is the same, the conditions of stress on the periphery of the sample plate can be ensured to be the same, the detection precision is ensured, and finally, equipment is started, so that a detection head 7 moves downwards to detect the hardness of the sample plate, the hardness value of the sample plate can be directly obtained by observing a liquid crystal screen (not shown in the prior art) on one side of the base.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hardness detection device for photovoltaic backplate, including base (1), upper end fixedly connected with mounting panel (2) of base (1), upper end fixedly connected with work platform (3) of mounting panel (2), one side fixedly connected with support column (4) of base (1) upper end, upper end fixedly connected with crossbeam (5) of support column (4), the bottom fixedly connected with height adjusting device (6) of crossbeam (5), the bottom fixed mounting of height adjusting device (6) has detection head (7), its characterized in that: main cavity (8) have been seted up to work platform (3) inside, main tributary fagging (9) have been cup jointed in the upper portion activity of main cavity (8), main cavity (8) middle part is connected with connecting tube (11) that four groups equal circumference distribute, and the outside of main cavity (8) is provided with four groups and sets up in inside vice chamber (10) of work platform (3), four groups the bottom of vice chamber (10) connects gradually with four groups connecting tube (11) respectively, vice backup pad (12) have been cup jointed in the upper portion activity of vice chamber (10), the inside of main cavity (8), connecting tube (11), vice chamber (10) all is filled with the coolant liquid, the upper end fixedly connected with clamping device (13) of vice backup pad (12).
2. The hardness detection device for the photovoltaic back sheet according to claim 1, wherein: the clamping device (13) comprises a C-shaped plate (131) fixedly connected with an auxiliary supporting plate (12), a reset spring (132) is fixedly connected to the upper portion of the C-shaped plate (131), a pressing plate (133) is fixedly connected to one end of the reset spring (132), a guide rod (134) movably sleeved with the C-shaped plate (131) is fixedly connected to the middle of the upper end of the pressing plate (133), a connecting rope (14) is fixedly connected to the bottom end of the pressing plate (133), a cavity (15) formed in the working platform (3) is arranged below the main cavity (8), a wire wheel (16) is movably sleeved in the middle of the cavity (15), the other ends of the connecting ropes (14) sequentially penetrate through the auxiliary supporting plate (12) and the working platform (3) and are fixedly connected with the side face of the wire wheel (16), and a servo motor (17) is fixedly connected to the bottom of the wire wheel (16), and the middle part of the upper end of the wire wheel (16) is provided with a groove (18).
3. The hardness detection device for the photovoltaic back sheet according to claim 2, wherein: the upper end fixedly connected with supporting spring (19) of main tributary fagging (9), the upper end fixedly connected with of supporting spring (19) is dull and stereotyped (20), movable rod (21) that the middle part fixedly connected with of dull and stereotyped (20) bottom cup jointed with main tributary fagging (9) activity, the middle part fixedly connected with slider (22) of movable rod (21), insert in recess (18) the bottom of movable rod (21).
4. The hardness detection device for the photovoltaic back sheet according to claim 3, wherein: the sliding device (22) comprises a connecting rod (221) fixedly connected with the movable rod (21), one end of the connecting rod (221) is fixedly connected with a sliding ring (222) movably sleeved with the main cavity (8), and four groups of through holes (223) which are arranged in an equal circumference mode are formed in the side face of the bottom of the sliding ring (222).
5. The hardness detection device for the photovoltaic back sheet according to claim 2, wherein: a set of communicating vessel structure is constituteed in main cavity (8), connecting tube (11), auxiliary chamber (10), main tributary fagging (9), auxiliary supporting plate (12) are the same to the pressure of coolant liquid, and main tributary fagging (9) up end and C template (131) inboard bottom surface are in on the same water flat line.
6. The hardness detection device for the photovoltaic back sheet according to claim 3, wherein: the groove (18) is communicated with the inside of the cavity (15), and the depth of the groove (18) is equal to the distance between the upper end surface of the flat plate (20) and the upper end surface of the main supporting plate (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210433654.8A CN114530392B (en) | 2022-04-24 | 2022-04-24 | Hardness detection device for photovoltaic backplate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210433654.8A CN114530392B (en) | 2022-04-24 | 2022-04-24 | Hardness detection device for photovoltaic backplate |
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| CN114530392B CN114530392B (en) | 2022-07-08 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980012173A (en) * | 1996-07-11 | 1998-04-30 | 김광호 | Organic Thin Film Hardness Tester |
| CN1854701A (en) * | 2005-04-27 | 2006-11-01 | 富士电机电子设备技术株式会社 | Pressure checking device |
| CN203858167U (en) * | 2014-05-14 | 2014-10-01 | 河北科技大学 | Grinding wheel surface hardness detection device |
| CN204243007U (en) * | 2014-12-26 | 2015-04-01 | 浙江帆度光伏材料有限公司 | A kind of rigidity detection device of solar cell backboard |
| CN208284456U (en) * | 2018-05-10 | 2018-12-25 | 江苏盐芯微电子有限公司 | A kind of semiconductor packages integrated package classification and Detection ancillary equipment |
| CN110231240A (en) * | 2019-05-13 | 2019-09-13 | 杭州萌友服饰有限公司 | A kind of automobile parts New Hardness Testing Device |
| CN110828326A (en) * | 2019-11-30 | 2020-02-21 | 湖北善流电子科技有限公司 | Intensity detection device of photovoltaic silicon chip |
| CN211376591U (en) * | 2020-03-06 | 2020-08-28 | 江苏信息职业技术学院 | Detection device for integrated circuit packaging mold |
| CN212871947U (en) * | 2020-06-05 | 2021-04-02 | 裴云乾 | Space-saving concrete hardness detection device |
| CN213148534U (en) * | 2020-08-10 | 2021-05-07 | 黑旋风锯业股份有限公司 | Hardness detector tray |
| CN215297001U (en) * | 2021-11-29 | 2021-12-24 | 山东中策新能源有限公司 | Solar cell panel detection device |
| CN215953262U (en) * | 2021-08-23 | 2022-03-04 | 江苏佳洲节能环保技术有限公司 | Backplate hardness detection device for photovoltaic production with compress tightly function |
-
2022
- 2022-04-24 CN CN202210433654.8A patent/CN114530392B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980012173A (en) * | 1996-07-11 | 1998-04-30 | 김광호 | Organic Thin Film Hardness Tester |
| CN1854701A (en) * | 2005-04-27 | 2006-11-01 | 富士电机电子设备技术株式会社 | Pressure checking device |
| CN203858167U (en) * | 2014-05-14 | 2014-10-01 | 河北科技大学 | Grinding wheel surface hardness detection device |
| CN204243007U (en) * | 2014-12-26 | 2015-04-01 | 浙江帆度光伏材料有限公司 | A kind of rigidity detection device of solar cell backboard |
| CN208284456U (en) * | 2018-05-10 | 2018-12-25 | 江苏盐芯微电子有限公司 | A kind of semiconductor packages integrated package classification and Detection ancillary equipment |
| CN110231240A (en) * | 2019-05-13 | 2019-09-13 | 杭州萌友服饰有限公司 | A kind of automobile parts New Hardness Testing Device |
| CN110828326A (en) * | 2019-11-30 | 2020-02-21 | 湖北善流电子科技有限公司 | Intensity detection device of photovoltaic silicon chip |
| CN211376591U (en) * | 2020-03-06 | 2020-08-28 | 江苏信息职业技术学院 | Detection device for integrated circuit packaging mold |
| CN212871947U (en) * | 2020-06-05 | 2021-04-02 | 裴云乾 | Space-saving concrete hardness detection device |
| CN213148534U (en) * | 2020-08-10 | 2021-05-07 | 黑旋风锯业股份有限公司 | Hardness detector tray |
| CN215953262U (en) * | 2021-08-23 | 2022-03-04 | 江苏佳洲节能环保技术有限公司 | Backplate hardness detection device for photovoltaic production with compress tightly function |
| CN215297001U (en) * | 2021-11-29 | 2021-12-24 | 山东中策新能源有限公司 | Solar cell panel detection device |
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