CN108106596B - Device for detecting anti-strain capability of electronic element - Google Patents
Device for detecting anti-strain capability of electronic element Download PDFInfo
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- CN108106596B CN108106596B CN201711434885.6A CN201711434885A CN108106596B CN 108106596 B CN108106596 B CN 108106596B CN 201711434885 A CN201711434885 A CN 201711434885A CN 108106596 B CN108106596 B CN 108106596B
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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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
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The embodiment of the invention relates to the field of electronic product testing, and discloses a device for detecting the anti-strain capacity of an electronic element. In an embodiment of the present invention, a detection apparatus includes: the device comprises a base, a fixed structure, a limiting plate and a height adjusting mechanism; the fixed structure is arranged on the base, and the limiting plate is arranged on the base through the height adjusting mechanism; one end detachable of mounting panel fixes on fixed knot constructs, and the other end of mounting panel is unsettled and is faced the limiting plate. The embodiment of the invention can quantitatively detect the strain resistance of the electronic element, test whether the electronic element can bear the strain value to be met or not, and judge the strain value for causing the electronic element to be invalid, thereby avoiding the condition of lack of strain resistance test of the electronic element when the electronic element is received and accepted from a supplier, preventing serious hidden danger under subsequent design and production as far as possible, and providing powerful data reference for mechanism simulation and PCBA design.
Description
Technical Field
The embodiment of the invention relates to the field of electronic product testing, in particular to a device for detecting the anti-strain capacity of an electronic element.
Background
Electronic devices such as mobile phones and tablet computers are commonly used in daily life of people, wherein before the electronic devices are on the market, the electronic devices are subjected to impact tests (such as dropping, bumping and the like), and the impact tests easily cause that local microstraining force of a PCBA board in the electronic devices is too large, so that electronic components (such as ceramic capacitors) on the PCBA may fail (such as cracking).
However, the inventors found that at least the following problems exist in the prior art: the size of the micro strain force that current PCBA board received in the impact test process can be obtained through impact simulation, but whether electronic component on the PCBA board can bear the micro strain force of this size can't learn, does not have standard and general detection method yet to detect the biggest strain force that electronic component can bear like this, just so when leading to from supplier's incoming shipment acceptance, has the inspection disappearance to the anti strain force of electronic component, buries down great hidden danger for follow-up design and production.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a device for detecting an anti-strain capability of an electronic component, which can quantitatively detect the anti-strain capability of the electronic component, test whether the electronic component can bear a strain value to be met, and determine a strain value for causing the electronic component to fail, thereby avoiding a situation of lack of the anti-strain test of the electronic component when the electronic component is received and accepted from a supplier, so as to prevent major hidden troubles in subsequent design and production as much as possible, and provide a powerful data reference for mechanism simulation and PCBA design.
In order to solve the above technical problem, an embodiment of the present invention provides a device for detecting an anti-strain capability of an electronic component, wherein the electronic component to be detected is attached to a mounting plate; the detection device includes: the device comprises a base, a fixed structure, a limiting plate and a height adjusting mechanism; the fixed structure is arranged on the base, and the limiting plate is arranged on the base through the height adjusting mechanism; one end of the mounting plate is detachably fixed on the fixed structure, and the other end of the mounting plate is suspended and faces the limiting plate; the limiting plate is adjusted to a height corresponding to a preset strain value during detection, the other end of the mounting plate is pressed by an external force to be in contact with the limiting plate, and the mounting plate deforms to force the electronic element to deform corresponding to the strain value; and judging the strain resistance of the electronic element under the strain value by detecting the performance of the electronic element after deformation.
Compared with the prior art, the embodiment of the invention provides a detection device for the anti-strain capacity of an electronic element, which comprises: the device comprises a base, a fixed structure, a limiting plate and a height adjusting mechanism; in the detection device provided by the embodiment of the invention, the fixed structure is arranged on the base, the limiting plate is arranged on the base through the height adjusting structure, one end of the mounting plate attached with the electronic element to be detected is detachably fixed on the fixed structure, and the other end of the mounting plate is suspended and faces the limiting plate; the limiting plate of the height that the regulation corresponds to predetermined strain value is pressed to make the other end of mounting panel contact with the limiting plate (promptly the mounting panel has produced deformation) under external force is pressed, the electronic component that is located on the mounting panel has also produced the deformation corresponding to the strain value simultaneously, through the performance of the electronic component after detecting the deformation, just can judge whether electronic component can bear the strain capacity of the strain value size that needs to satisfy, can quantify the anti-strain ability who detects electronic component promptly, thereby detect out the strain value that electronic component became invalid, avoid taking place the condition of electronic component anti-strain capacity inspection disappearance when the supplier is received goods and is inspected, thereby prevent to bury great hidden danger under follow-up design and production as far as possible, and provide powerful data reference for mechanism emulation and PCBA design.
In addition, the fixing structure comprises a first clamping block and a second clamping block; the first clamping block is arranged on the base, and the second clamping block is detachably arranged on the first clamping block; one end of the mounting plate is clamped between the first clamping block and the second clamping block. In this embodiment, a specific structural form of the fixing structure is provided.
In addition, the fixed structure also comprises at least one positioning column; the first clamping block is provided with at least one first positioning hole, the second clamping block is provided with at least one second positioning hole, and the base is provided with at least one third positioning hole; the number of the first positioning holes, the second positioning holes and the third positioning holes is respectively the same as that of the positioning columns; the positioning columns penetrate through the second clamping block, the first clamping block and the base respectively. In this embodiment, fixed knot constructs still includes an at least reference column, can restrict first clamping piece and the degree of freedom of second clamping piece in the horizontal direction for first clamping piece does not receive the interference of external force with the position of second clamping piece in the horizontal direction, thereby the fixed mounting panel that can stabilize more.
In addition, the fixing structure also comprises a Z-axis positioning structure; the Z-axis positioning structure positions the first clamping block, the second clamping block and the base in the Z-axis direction. In this embodiment, fixed knot constructs still includes Z axle location structure, and Z axle location structure can restrict the degree of freedom of second clamping piece in Z axle direction for the second clamping piece is not influenced in the position of Z axle direction when the mounting panel receives external force to press, thereby reduces the influence of other external forces to the mounting panel (the removal of second clamping piece in Z axle direction may cause other external force interference to the mounting panel), has improved the accuracy of electronic component anti-strain capacity testing result.
In addition, the height adjusting mechanism comprises a screw and at least one guide column; the screw rod penetrates through a screw rod hole in the limiting plate and is matched with the threads in the screw rod hole, and one end of the screw rod is positioned in a screw rod rotating hole of the base; the guide post is fixed on the base and penetrates through the guide hole in the limiting plate. In this embodiment, the height adjustment mechanism includes a screw rod and at least one guide post, which provides a specific structural form of the height adjustment mechanism, and the screw rod can provide more accurate height adjustment, providing convenience for detection.
In addition, the Z-axis positioning structure comprises a fastening ring, a first positioning screw and a second positioning screw; the first positioning screw is fixed on the second clamping block and penetrates through the first clamping block; the second positioning screw is fixed on the base, and two ends of the fastening ring are respectively sleeved on the first positioning screw and the second positioning screw. In this embodiment, the Z-axis positioning structure includes a fastening ring, a first positioning screw, and a second positioning screw, that is, the embodiment of the present invention provides a specific structural form of the Z-axis positioning structure, and the structure is simple.
In addition, the detection device also comprises a bearing; the bearing has a tapered receiving groove; the bearing is arranged in the screw rotating hole of the base, and one end of the screw is located in the conical accommodating groove. In this embodiment, detection device still includes the bearing, and the one end of screw rod is arranged in the toper holding tank of screw rod for the frictional force that receives when the screw rod is rotatory is less (rotatory effortlessly), is convenient for operating personnel's operation.
In addition, the mounting plate is a PCBA plate. In this embodiment, the mounting plate is a PCBA plate, and since the PCBA plate is generally used as a support for the electronic component in the electronic device, the use of the PCBA plate is more suitable for practical applications, so that the detection result of the electronic component is more accurate.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a schematic view of a device for detecting the strain resistance of an electronic component according to a first embodiment;
FIG. 2 is a schematic sectional view of a device for detecting the strain resistance of an electronic component according to a first embodiment;
FIG. 3 is a schematic view of a strain gage mounted in a device for detecting the strain resistance of an electronic component according to a first embodiment;
FIG. 4 is a schematic view of a device for detecting the strain resistance of an electronic component according to a second embodiment;
FIG. 5 is another schematic view of a device for detecting the strain resistance of an electronic component according to a second embodiment;
FIG. 6 is a schematic sectional view of a device for detecting the strain resistance of an electronic component according to a second embodiment;
FIG. 7 is a schematic view of a device for detecting the strain resistance of an electronic component according to a third embodiment;
FIG. 8 is a schematic sectional view of a device for detecting the strain resistance of an electronic component according to a third embodiment;
fig. 9 is a schematic sectional view of a detecting device for strain resistance of an electronic component according to a third embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
The first embodiment of the invention relates to a device for detecting the anti-strain capacity of an electronic component, wherein the electronic component to be detected is attached to a mounting plate, and the electronic component is at least one capacitive component and at least one inductive component; as shown in fig. 1 and 2, the detection device includes: base 1, fixed knot construct 2, limiting plate 3 and height adjusting mechanism 4.
In the embodiment, the fixed structure 2 is arranged on the base 1, and the limiting plate 3 is arranged on the base 1 through the height adjusting mechanism 4; one end of the mounting plate 5 is detachably fixed on the fixing structure 2, and the other end of the mounting plate 5 is suspended and faces the limiting plate 3.
In the embodiment, the limiting plate 3 is adjusted to a height corresponding to a preset strain value (the height can be understood as the height between the limiting plate 3 and the base 1) during detection, the other end of the mounting plate 5 is pressed by an external force to be in contact with the limiting plate 3, and the mounting plate 5 deforms to force the electronic element 6 to deform corresponding to the strain value; wherein, the anti-strain capability of the electronic element 6 under the strain value is judged by detecting the performance of the electronic element 6 after deformation.
Compared with the prior art, the embodiment of the invention provides a detection device for the anti-strain capacity of an electronic element, which comprises: the device comprises a base, a fixed structure, a limiting plate and a height adjusting mechanism; in the detection device provided by the embodiment of the invention, the fixed structure is arranged on the base, the limiting plate is arranged on the base through the height adjusting structure, one end of the mounting plate attached with the electronic element to be detected is detachably fixed on the fixed structure, and the other end of the mounting plate is suspended and faces the limiting plate; the limiting plate of the height that the regulation corresponds to predetermined strain value is pressed to make the other end of mounting panel contact with the limiting plate (promptly the mounting panel has produced deformation) under external force is pressed, the electronic component that is located on the mounting panel has also produced the deformation corresponding to the strain value simultaneously, through the performance of the electronic component after detecting the deformation, just can judge whether electronic component can bear the strain capacity of the strain value size that needs to satisfy, can quantify the anti-strain ability who detects electronic component promptly, thereby detect out the strain value that electronic component became invalid, avoid taking place the condition of electronic component anti-strain capacity inspection disappearance when the supplier is received goods and is inspected, thereby prevent to bury great hidden danger under follow-up design and production as far as possible, and provide powerful data reference for mechanism emulation and PCBA design.
The following describes the details of the structure of the device for detecting the strain resistance of an electronic component according to the present embodiment, and the following description is provided only for the sake of understanding and is not necessary to implement the present embodiment.
In one example, as shown in fig. 1, the fixing structure 2 comprises a first clamping block 21, a second clamping block 22; the first clamping block 21 is arranged on the base 1, and the second clamping block 22 is detachably arranged on the first clamping block 21; one end of the mounting plate 5 is clamped between the first clamping block and the second clamping block; that is, a specific structural form of the fixing structure 2 is provided, but this embodiment is only an exemplary illustration, and the specific structural form of the fixing structure 2 is not limited in any way in this embodiment.
Specifically, in the above example, the first clamping block 21 is formed with a first protrusion (not shown), the base 1 is formed with a first groove, and the first clamping block 21 is disposed on the base 1 through the cooperation of the first protrusion and the first groove; a second lug is formed on the second clamping block 22, a second groove is formed on the first clamping block 21, and the second clamping block 22 is arranged on the first clamping block 21 through the matching of the second lug and the second groove; however, this embodiment is only an exemplary embodiment, and the specific implementation manner of the first clamping block 21 disposed on the base 1 and the specific implementation manner of the second clamping block 22 disposed on the first clamping block 21 are not limited in any way.
In another example, the fixing structure 2 includes a fixing block (not shown) having an elastic clip, the fixing block is clipped into the clip slot of the base 1 through the elastic clip, and one end of the mounting plate 5 is fixed on the fixing block through a set screw; however, this embodiment is only an exemplary embodiment, and the present embodiment does not limit the specific structure of the fixing structure 2.
In one example, as shown in fig. 1, the height adjusting mechanism 4 includes a positioning rod 41 with a scale, and a locking structure 42 sleeved on the positioning rod 41; the positioning rod 41 is fixed on the base 1, the limiting plate 3 is sleeved on the positioning rod 41, the locking structure 42 faces the base 1, and when the limiting plate 3 is adjusted to a height corresponding to a preset strain value, the locking structure 42 is locked on the positioning rod 341 and bears the limiting plate 3, so that the limiting plate 3 is kept at the height; however, this embodiment is only an exemplary embodiment, and is not limited to this embodiment, and the specific configuration of the height adjustment mechanism 4 is not limited in any way.
In one example, as shown in fig. 1, the other end of the mounting plate 5 is higher than the limiting plate 3, and the other end of the mounting plate 5 can bear static external force pressing and dynamic external force pressing; the static external force pressing is, for example, but not limited to, a manual pressing, and the dynamic external force pressing is, for example, to drop the small ball onto the mounting plate 5 (but not limited to, this example is only an exemplary illustration, and the present embodiment does not set any limitation on the manner in which the mounting plate 5 is pressed.
In another example, the other end of the mounting plate 5 is lower than the limiting plate 3 (not shown), and the other end of the mounting plate 5 can bear static external force pressing, that is, the other end of the mounting plate 5 is pressed by the limiting plate 3 to deform in the process that the limiting plate 3 is adjusted to a height corresponding to a preset strain value (the height is smaller than or equal to the height of the mounting plate 5); however, this embodiment is only an exemplary illustration, and the present embodiment does not limit the way in which the mounting plate 5 is pressed.
In one example, the comparison of strain value and height is obtained by: as shown in fig. 3, a strain gauge 7 is mounted on the mounting plate 5, and the strain gauge 7 is externally connected to a strain gauge, when the limiting plate 3 is adjusted to a first height, and the other end of the mounting plate 5 is pressed by an external force to contact the limiting plate 3, a strain is generated at a position where an electronic element on the mounting plate 5 is located, the strain gauge measures the strain value and the strain gauge displays the strain value, so as to obtain a strain value corresponding to the first height; when the limiting plate 3 is adjusted to the second height … … (as above, the detailed description is omitted), a comparison relationship between the strain value and the height is obtained; however, this embodiment is only an exemplary illustration, and the obtaining manner of the comparison relationship between the strain value and the height is not limited in any way.
In an example, the mounting plate 5 is a substrate, that is, a specific type of the mounting plate 5 is provided, but in practice, the present embodiment is not limited thereto, and the type and the thickness of the mounting plate 5 are the same as the mounting plate 5 used in obtaining the comparison relationship between the strain value and the height (if the type and the thickness of the mounting plate 5 are different, the comparison relationship between the strain value and the height is different). Preferably, the thickness of the mounting plate 5 is less than or equal to 1 mm, so that the mounting plate is easy to bend, but the specific thickness of the mounting plate 5 is not limited in this embodiment.
In one example, the performance of the deformed electronic component 6 is detected, specifically, the electronic component 6 may be removed from the mounting plate 5, and the electronic component 6 is sliced, if no crack occurs, the electronic component is determined to have good performance and can bear a preset strain value, and if a crack occurs, the electronic component is determined to have failed; however, this embodiment is only an exemplary illustration, and the present embodiment does not limit the performance detection method of the deformed electronic component 6 at all.
Preferably, in the present embodiment, as shown in fig. 1, the number of the electronic components 6 mounted on the mounting board 5 by the patch is plural, and the arrangement direction of the plural electronic components is parallel to the bending line of the mounting board 5, so as to avoid the detection result from being interfered by the specificity of a single sample (for example, the quality of the single sample itself is just not enough) and improve the accuracy of the detection result.
A second embodiment of the invention relates to a device for detecting the strain resistance of an electronic component. The second embodiment is an improvement on the first embodiment, and the main improvement lies in that: in the second embodiment, as shown in fig. 4, the fixing structure 2 includes a first clamping block 21, a second clamping block 22, and at least one positioning column 23 (two positioning columns 23 are illustrated as an example).
In this embodiment, the first clamping block 21 has at least one first positioning hole, the second clamping block 22 has at least one second positioning hole, and the base 1 has at least one third positioning hole; the number of the first positioning holes, the second positioning holes and the third positioning holes is respectively the same as that of the positioning columns 23; the positioning column 23 is respectively inserted through the second clamping block 22, the first clamping block 21 and the base 1.
Preferably, in the present embodiment, as shown in fig. 4, the number of the positioning pillars 23 is two, and the two positioning pillars 23 are respectively located at two sides of the second clamping block, so that the two positioning pillars 23 can better limit the degree of freedom of the first clamping block and the second clamping block in the horizontal direction, and save materials (compared with the plurality of positioning pillars 23).
Preferably, in the present embodiment, as shown in fig. 5, the fixing structure 2 further includes a Z-axis positioning structure 24; the Z-axis positioning structure 24 positions the first clamping block 21, the second clamping block 22 and the base 1 in the Z-axis direction.
In one example, as shown in fig. 5 and 6, the Z-axis positioning structure 24 includes a fastening ring 241, a first positioning screw 242, and a second positioning screw 243; the first positioning screw 241 is fixed on the second clamping block 22 and penetrates through the first clamping block 21; the second positioning screw 243 is fixed on the base 1, and two ends of the fastening ring 241 are respectively sleeved on the first positioning screw 242 and the second positioning screw 243; however, this embodiment is only an exemplary embodiment, and the specific structure of the Z-axis positioning structure 24 is not limited in any way.
Preferably, in the present embodiment, as shown in fig. 5 and 6, the base 1 includes a first bottom block 11 and a second bottom block 12 extending from the first bottom block 11, and the second bottom block 11 is higher than the first bottom block 12; the first clamping block 21 is arranged on the first bottom block 11; the second positioning screw 243 is fixed on the top surface of the second bottom block 12 and is positioned at the same height as the first positioning screw 242; however, this embodiment is only an exemplary embodiment, and the specific configuration of the base 1 is not limited in any way.
Compared with the first embodiment, the fixing structure of the embodiment of the invention further comprises at least one positioning column, which can limit the degree of freedom of the first clamping block and the second clamping block in the horizontal direction, so that the positions of the first clamping block and the second clamping block in the horizontal direction are not interfered by external force, and the mounting plate can be fixed more stably. In addition, the fixing structure further comprises a Z-axis positioning structure, the Z-axis positioning structure can limit the degree of freedom of the second clamping block in the Z-axis direction, so that the position of the second clamping block in the Z-axis direction is not influenced when the mounting plate is pressed by external force, the influence of other external force on the mounting plate is reduced (the movement of the second clamping block in the Z-axis direction can cause other external force interference on the mounting plate), and the accuracy of the detection result of the anti-strain capacity of the electronic element is improved. In addition, the Z-axis positioning structure comprises a fastening ring, a first positioning screw and a second positioning screw, namely, the embodiment of the invention provides a specific structural form of the Z-axis positioning structure, and the Z-axis positioning structure is simple in structure. In addition, the base comprises a first bottom block and a second bottom block, namely, the embodiment of the invention provides a specific structural form of the base, and the second bottom block is higher than the first bottom block, so that the installation of the fastening ring and the second positioning screw is convenient, the structure of the fastening ring is simplified, the first clamping block and the second clamping block can be abutted against the second bottom block, and the fixing stability of the fixing structure is improved.
A third embodiment of the present invention relates to a device for detecting the strain resistance of an electronic component. The third embodiment is substantially the same as the second embodiment, and mainly differs therefrom in that: in a first embodiment, the height adjusting mechanism comprises a positioning rod with scales and a locking structure sleeved on the positioning rod; in the second embodiment, as shown in fig. 7, the height adjusting mechanism 4 includes a screw 43 and at least one guide post 44.
In the present embodiment, as shown in fig. 7, the screw 43 is inserted into the screw hole of the limiting plate 3 and is engaged with the screw thread in the screw hole, and one end of the screw 43 is located in the screw rotation hole of the base 1; the guide post 44 is fixed on the base 1 and passes through the guide hole on the limit plate 3. When the height of the limiting plate is adjusted, the height of the limiting plate can be adjusted by rotating the screw 43.
Preferably, in this embodiment, as shown in fig. 8 and 9, the detection device further includes a bearing 45; the bearing 45 has a tapered receiving groove; the bearing 45 is arranged in the screw rotating hole of the base 1, and one end of the screw 43 is positioned in the conical accommodating groove.
Preferably, in the present embodiment, the mounting plate 5 is a PCBA plate; it should be noted that the mounting plate 5 is divided into two types, the first type may be the mounting plate 5 specially used for detecting the strain resistance of the electronic component, that is, the electronic component to be tested is mounted on the mounting plate 5 during testing, and can be removed from the mounting plate 5 after testing; the second type may be a PCBA board with electronic components already mounted (i.e., a finished PCBA board with other electronic components possibly mounted thereon)
In fact, the present embodiment may be an alternative to the first embodiment.
Compared with the second embodiment, the embodiment of the invention has the advantages that the height adjusting mechanism comprises the screw rod and the at least one guide column, namely, a specific structural form of the height adjusting mechanism is provided, and the screw rod can provide more accurate height adjustment and provides convenience for detection. In addition, detection device still includes the bearing, and the one end of screw rod is arranged in the toper holding tank of screw rod for the frictional force that receives when the screw rod is rotatory is less (rotatory effortlessly), is convenient for operating personnel's operation. In addition, the mounting plate is a PCBA, and the PCBA is generally adopted as a support body of the electronic element in the electronic equipment, so that the PCBA is more suitable for practical application, and the detection result of the electronic element is more accurate.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
Claims (10)
1. The device for detecting the anti-strain capability of the electronic element is characterized in that the electronic element to be detected is attached to a mounting plate; the detection device includes: the device comprises a base, a fixed structure, a limiting plate and a height adjusting mechanism;
the fixed structure is arranged on the base, and the limiting plate is arranged on the base through the height adjusting mechanism;
one end of the mounting plate is detachably fixed on the fixed structure, and the other end of the mounting plate is suspended and faces the limiting plate;
the limiting plate is adjusted to a height corresponding to a preset strain value during detection, the other end of the mounting plate is pressed by an external force to be in contact with the limiting plate, and the mounting plate deforms to force the electronic element to deform corresponding to the strain value;
and judging the strain resistance of the electronic element under the strain value by detecting the performance of the electronic element after deformation.
2. The device for detecting the strain resistance of an electronic component according to claim 1, wherein the fixing structure comprises a first clamping block, a second clamping block;
the first clamping block is arranged on the base, and the second clamping block is detachably arranged on the first clamping block;
one end of the mounting plate is clamped between the first clamping block and the second clamping block.
3. The device for detecting the strain resistance of an electronic component according to claim 2, wherein the fixing structure further comprises at least one positioning column;
the first clamping block is provided with at least one first positioning hole, the second clamping block is provided with at least one second positioning hole, and the base is provided with at least one third positioning hole; the number of the first positioning holes, the second positioning holes and the third positioning holes is respectively the same as that of the positioning columns;
the positioning columns penetrate through the second clamping block, the first clamping block and the base respectively.
4. The device for detecting the strain resistance of an electronic component according to claim 2, wherein the fixing structure further comprises a Z-axis positioning structure;
the Z-axis positioning structure positions the first clamping block, the second clamping block and the base in the Z-axis direction.
5. The device for detecting the strain resistance of an electronic component according to claim 1, wherein the height adjustment mechanism comprises a screw, at least one guiding column;
the screw rod penetrates through a screw rod hole in the limiting plate and is matched with the threads in the screw rod hole, and one end of the screw rod is positioned in a screw rod rotating hole of the base;
the guide post is fixed on the base and penetrates through the guide hole in the limiting plate.
6. The device for detecting the strain resistance of an electronic component according to claim 4, wherein the Z-axis positioning structure comprises a fastening ring, a first positioning screw and a second positioning screw;
the first positioning screw is fixed on the second clamping block and penetrates through the first clamping block;
the second positioning screw is fixed on the base, and two ends of the fastening ring are respectively sleeved on the first positioning screw and the second positioning screw.
7. The device for detecting the strain resistance of an electronic component according to claim 6, wherein the base comprises a first bottom block and a second bottom block extending from the first bottom block, and the second bottom block is higher than the first bottom block;
the first clamping block is arranged on the first bottom block;
the second positioning screw is fixed on the top surface of the second bottom block and is positioned at the same height with the first positioning screw.
8. The device for detecting the strain resistance of the electronic component according to claim 5, further comprising a bearing;
the bearing has a tapered receiving groove;
the bearing is arranged in the screw rotating hole of the base, and one end of the screw is located in the conical accommodating groove.
9. The device for detecting the strain resistance of an electronic component according to claim 1, wherein the electronic component to be tested is at least one capacitive component.
10. The device for detecting the strain resistance of the electronic component according to claim 1, wherein the mounting board is a PCBA board.
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