CN219265908U - Jig for detecting neodymium iron boron three-point bending resistance - Google Patents
Jig for detecting neodymium iron boron three-point bending resistance Download PDFInfo
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- CN219265908U CN219265908U CN202223440409.4U CN202223440409U CN219265908U CN 219265908 U CN219265908 U CN 219265908U CN 202223440409 U CN202223440409 U CN 202223440409U CN 219265908 U CN219265908 U CN 219265908U
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Abstract
The utility model provides a jig for detecting neodymium iron boron three-point bending resistance, relates to the technical field of detection devices, and aims to solve the technical problems that the positions and distances of three points of the conventional jig for detecting neodymium iron boron three-point bending resistance are not accurate enough, and the horizontal and vertical directions have deviation, so that the detection error is extremely large and the effect is poor 。 The device includes a base including a flat top along the base and a compression memberThe first accommodating structure at least comprises a first groove structure and a second groove structure which are positioned at two ends, and a third groove structure which is arranged between the first groove structure and the second groove structure and is communicated with the bottom plane of the base; the second accommodating structure is vertically arranged with the first accommodating structure and is positioned above the third groove structure for accommodating the pressing piece.
Description
Technical Field
The utility model relates to the technical field of detection devices, in particular to a jig for detecting neodymium iron boron three-point bending resistance.
Background
With the miniaturization development of 3C electronic products, the requirements on the mechanical properties of internal magnetic electronic components are higher. In the process of manufacturing the magnetic electronic element, the bending resistance of the NdFeB magnetic steel is particularly important. The bending resistance is usually measured by a three-point bending method.
At present, the jig for detecting the bending resistance of the neodymium iron boron three points generally comprises neodymium iron boron placing platforms positioned on two sides, wherein a pressure head is arranged above the middle of the two platforms, and two ends of the neodymium iron boron are respectively erected on the two platforms. And a stopping mechanism is arranged on the platform by part of the jig, stopping and limiting are carried out on the movement of the neodymium iron boron in the horizontal direction, and when the jig is used, the bending resistance of the neodymium iron boron magnetic steel is detected by pressing down the pressure head.
The applicant found that the prior art has at least the following technical problems:
at present, the positions and the distances of three points of a jig for detecting the bending resistance of the NdFeB three points are not accurate enough, and the horizontal direction and the vertical direction have deviation, so that the detection error is extremely large and the effect is poor.
Disclosure of Invention
The utility model aims to provide a jig for detecting neodymium iron boron three-point bending resistance, which aims to solve the problems that the positions and distances of three points of the existing jig for detecting neodymium iron boron three-point bending resistance are not accurate enough, and deviation exists in horizontal and vertical directions, so that detection errors are extremely large, and the effect is achievedPoor technical problem 。 The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a jig for detecting neodymium iron boron three-point bending resistance, which comprises a base and a pressing piece, wherein the base comprises a first accommodating structure and a second accommodating structure which extend towards the inside of the base along the top plane of the base, and the first accommodating structure and the second accommodating structure are formed, wherein the first accommodating structure comprises a plurality of grooves, a plurality of grooves and a plurality of grooves, and the second accommodating structure comprises a plurality of grooves, wherein the grooves are formed in the grooves, and the grooves are formed in the grooves, and are formed in the top plane of the base, and the grooves are formed in the grooves, and are used for the pressing piece.
The first accommodating structure at least comprises a first groove structure and a second groove structure which are positioned at two ends and are respectively used for accommodating two ends of a sample to be detected; and a third groove structure arranged between the first groove structure and the second groove structure and communicated with the bottom plane of the base;
the second accommodating structure is perpendicular to the first accommodating structure and is located above the third groove structure for accommodating the pressing piece.
Preferably, the base is further provided with a limiting structure, and the limiting structure at least comprises a first limiting part and a second limiting part, wherein:
the first limiting part and the second limiting part are respectively arranged on the top plane of the base and are positioned on two sides of the second accommodating structure.
Preferably, the first limiting part at least comprises a first limiting plate and a second limiting plate, which are respectively positioned at two ends of one side of the second accommodating structure;
the second limiting part at least comprises a third limiting plate and a fourth limiting plate which are respectively positioned at two ends of the other side of the second accommodating structure.
Preferably, the bottom of the second accommodating structure is provided as an arc-shaped groove.
Preferably, the first accommodating structure is disposed along a length direction of the base and is located at a center of a width of the base.
Preferably, the second accommodating structure is disposed along a width direction of the base and is located at a center of a length of the base.
Preferably, the pressing member is a plate member having a rectangular cross section.
Preferably, the height dimension of the limit structure is not less than 3/4 of the height dimension of the compression element.
The utility model provides a jig for detecting neodymium iron boron three-point bending resistance ， Including base and casting die, including the inside extension that follows the top plane of base to the base forms first holding structure and second holding structure through setting up the base, second holding structure sets up perpendicularly with first holding structure, through setting up the second holding structure, carries out spacingly to the casting die in vertical direction, and the cooperation sets up first holding structure including first groove structure and second groove structure for treat that the sample that detects is spacing in the horizontal direction. The first holding structure is still including setting up in the third groove structure that link up the setting with the bottom plane of base between first groove structure and second groove structure, and third groove structure is used for when the casting die pushes down the sample that waits to detect, and the sample is crooked to the inside of third groove structure, to the in-process that the anti bending of neodymium iron boron three-point detected, the position and the distance of three-point are accurate enough, have avoided the deviation that exists of level and vertical direction, and the testing result is reliable and stable.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of a tool for detecting NdFeB three-point bending resistance according to the present utility model;
FIG. 2 is a schematic diagram of a base in a jig for detecting NdFeB three-point bending resistance;
fig. 3 is a schematic view of the structure of fig. 2 at another angle.
In the figure: 1. a base; 10. a top plane; 11. a first receiving structure; 111. a first groove structure; 112. a second groove structure; 113. a third groove structure; 12. a second receiving structure; 120. an arc-shaped groove; 13. a first limit part; 131. a first limiting plate; 132. a second limiting plate; 14. a second limit part; 141. a third limiting plate; 142. a fourth limiting plate; 2. a pressing piece; 3. and (3) a sample.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it should be understood that the terms "center", "side", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
The utility model provides a jig for detecting neodymium iron boron three-point bending resistance, and fig. 1 is a structural schematic diagram of the embodiment, and as shown in fig. 1, the jig comprises a base 1 and a pressing piece 2, wherein the base 1 comprises a first accommodating structure 11 and a second accommodating structure 12 which extend to the inside of the base 1 along a top plane 10 of the base 1.
Fig. 2 is a schematic structural diagram of the base in this embodiment, fig. 3 is a schematic structural diagram of another angle of fig. 2, and as shown in fig. 2 and fig. 3, the first accommodating structure 11 at least includes a first groove structure 111 and a second groove structure 112 located at two ends, which are respectively used for accommodating two ends of the sample 3 to be detected and limiting two ends of the sample 3 to be detected, and by setting the two ends of the first accommodating structure 11 to be groove structures, the groove structures can be set as accommodating grooves adapted to end profiles of the sample 3 to be detected and limiting two ends of the sample 3 to be detected, so as to improve accuracy of detection results.
The first accommodating structure 11 further comprises a third groove structure 113 arranged between the first groove structure 111 and the second groove structure 112 and penetrating through the bottom plane of the base 1, the third groove structure 113 is used for bending the sample 3 towards the inside of the third groove structure 113 when the pressing piece 2 presses down the sample 3 to be detected, the third groove structure 113 is arranged as a through groove, so that the sample 3 has enough bending space, the applicability of the device is improved, and the stability of the detection result can be effectively improved.
The second accommodating structure 12 is perpendicular to the first accommodating structure 11 and is located above the third groove structure 113 for accommodating the pressing piece 2, and when in use, the pressing piece 2 presses down the sample 3 to be detected in the second accommodating structure 12, and the pressing piece 2 is limited in the vertical direction by arranging the second accommodating structure 12. In this embodiment, the pressing member is a plate member having a rectangular cross section.
This a tool for detecting neodymium iron boron three-point bending resistance, including base 1 and casting die 2, including along the top plane 10 of base 1 to the inside extension of base 1 forming first holding structure 11 and second holding structure 12 through setting up base 1, second holding structure 12 sets up perpendicularly with first holding structure 11, through setting up second holding structure 12, carries out spacingly in vertical direction to casting die 2, and the cooperation sets up first holding structure 11 and includes first groove structure 111 and second groove structure 112 for treat that sample 3 is spacing in the horizontal direction. The first accommodating structure 11 further comprises a third groove structure 113 which is arranged between the first groove structure 111 and the second groove structure 112 and is communicated with the bottom plane of the base 1, the third groove structure 113 is used for bending the sample 3 to the inside of the third groove structure 113 when the pressing piece 2 presses down the sample 3 to be detected, the position and the distance of the three points are accurate enough in the process of detecting the bending resistance of the neodymium iron boron three points, the deviation existing in the horizontal direction and the vertical direction is avoided, and the detection result is stable and reliable.
As an alternative embodiment, the base 1 is further provided with a limiting structure, which is used for effectively limiting the pressing piece 2 when the pressing piece 2 moves in the vertical direction, so that the pressing piece 2 is prevented from deviating from the vertical direction, and the detection stability and the accuracy of the measurement result are improved.
In this embodiment, the height dimension of the limiting structure is not less than 3/4 of the height dimension of the pressing member 2, so as to ensure stability in use.
The limiting structure at least comprises a first limiting part 13 and a second limiting part 14. The first limiting part 13 and the second limiting part 14 are respectively arranged on the top plane of the base 1 and are positioned on two sides of the second accommodating structure 12.
Specifically, the first limiting portion 13 includes at least a first limiting plate 131 and a second limiting plate 132, which are respectively located at two ends of one side of the second accommodating structure 12; the second limiting part 14 at least comprises a third limiting plate 141 and a fourth limiting plate 142, which are respectively positioned at two ends of the other side of the second accommodating structure 12, wherein the limiting plates are respectively arranged at two ends of two sides of the second accommodating structure, and a gap is still arranged in the middle part, especially in the part overlapped with the third groove structure 113, so that the material is saved, the weight of the whole structure is reduced, the operator can conveniently take and place samples, and the detection efficiency is improved.
As an alternative embodiment, the bottom of the second receiving structure 12 is provided as an arc-shaped groove 120. The arc-shaped groove is arranged for protecting the pressing piece 2, so that the pressing piece 2 is prevented from being deformed due to contact between the pressing piece 2 and the base 1, and meanwhile, the sample 3 to be detected can fall off smoothly after the detection is finished.
As an alternative embodiment, the first receiving structure 11 is disposed along the length direction of the base 1 and is located at the center of the width of the base 1. The second accommodating structure 12 is disposed along the width direction of the base 1 and is located at the center of the length of the base 1.
During the use, wait to detect the first holding structure 11 that sample 3 accessible set up and smoothly put, and automatic being located the intermediate position, the second holding structure 12 that the casting die 2 accessible set up is located the intermediate position automatically to the same extent, at the in-process that detects, and detection personnel's hand need not to contact and wait to detect the sample, can ensure that the work piece is vertical to roll down, and at the in-process three-point position of measuring and distance are all accurate, detect the numerical value accurate, and the detection effect is good.
The working process of the embodiment is as follows:
the inspector puts the sample 3 to be inspected into the first accommodating structure 11 of the base 1, and puts the pressing piece 2 into the second accommodating structure 12 along the limiting structure. And after the three-point bending resistance detection starts, the pressing piece 2 is pressed down, and the sample 3 to be tested is deformed along with the pressing of the pressing piece 2. And when the deformation quantity is at the limit position, detecting the maximum force of three-point bending resistance and the deformation quantity of the maximum force. After the three-point bending resistance detection is finished, the sample 3 to be detected smoothly falls from the jig, and the pressing piece 2 is positioned in the arc-shaped groove 120 of the base 1, so that the three-point bending resistance detection is finished.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A tool for detecting neodymium iron boron three-point bending resistance, its characterized in that includes base and casting die, the base includes along the top plane of base to the inside of base extends and forms first holding structure and second holding structure, wherein:
the first accommodating structure at least comprises a first groove structure and a second groove structure which are positioned at two ends and are respectively used for accommodating two ends of a sample to be detected; and a third groove structure arranged between the first groove structure and the second groove structure and communicated with the bottom plane of the base;
the second accommodating structure is perpendicular to the first accommodating structure and is located above the third groove structure for accommodating the pressing piece.
2. The jig for detecting neodymium iron boron three-point bending resistance according to claim 1, wherein: still be provided with limit structure on the base, limit structure includes first spacing portion and second spacing portion at least, wherein:
the first limiting part and the second limiting part are respectively arranged on the top plane of the base and are positioned on two sides of the second accommodating structure.
3. The jig for detecting neodymium iron boron three-point bending resistance according to claim 2, wherein: the first limiting part at least comprises a first limiting plate and a second limiting plate, and the first limiting plate and the second limiting plate are respectively positioned at two ends of one side of the second accommodating structure;
the second limiting part at least comprises a third limiting plate and a fourth limiting plate which are respectively positioned at two ends of the other side of the second accommodating structure.
4. A jig for detecting neodymium iron boron three-point bending resistance according to any one of claims 1-3, characterized in that: the bottom of the second accommodating structure is provided with an arc-shaped groove.
5. The jig for detecting neodymium iron boron three-point bending resistance according to claim 4, wherein: the first accommodating structure is arranged along the length direction of the base and is positioned at the center of the width of the base.
6. The jig for detecting neodymium iron boron three-point bending resistance according to claim 5, wherein: the second accommodating structure is arranged along the width direction of the base and is positioned at the center of the length of the base.
7. A jig for detecting neodymium iron boron three-point bending resistance according to any one of claims 1-3, characterized in that: the pressing piece adopts a plate with a rectangular cross section.
8. A jig for detecting neodymium iron boron three-point bending resistance according to claim 2 or 3, characterized in that: the height dimension of the limiting structure is not less than 3/4 of the height dimension of the pressing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223440409.4U CN219265908U (en) | 2022-12-20 | 2022-12-20 | Jig for detecting neodymium iron boron three-point bending resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223440409.4U CN219265908U (en) | 2022-12-20 | 2022-12-20 | Jig for detecting neodymium iron boron three-point bending resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219265908U true CN219265908U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223440409.4U Active CN219265908U (en) | 2022-12-20 | 2022-12-20 | Jig for detecting neodymium iron boron three-point bending resistance |
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| Country | Link |
|---|---|
| CN (1) | CN219265908U (en) |
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2022
- 2022-12-20 CN CN202223440409.4U patent/CN219265908U/en active Active
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