CN218674766U - Surface defect detection auxiliary device - Google Patents
Surface defect detection auxiliary device Download PDFInfo
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- CN218674766U CN218674766U CN202222726608.5U CN202222726608U CN218674766U CN 218674766 U CN218674766 U CN 218674766U CN 202222726608 U CN202222726608 U CN 202222726608U CN 218674766 U CN218674766 U CN 218674766U
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Abstract
The utility model relates to a surface defect detects auxiliary device for detect the defect of the regional surface of brazing of lid form casing, the regional area of brazing is less than casing internal surface area, and detection device includes: the detection head comprises a connecting seat and a supporting sleeve, the connecting seat is provided with a through hole matched with the brazing area, the supporting sleeve is matched and connected with the connecting seat, a convex part is formed at one end of the detection head, an inner concave part is formed at the other end of the detection head, and the convex part is matched with and abutted against the detected shell; and the magnifier lens is matched with the concave part. Compared with the prior art, the utility model discloses can fix the product fast and detect the head, restriction relative position and quick definite detection area.
Description
Technical Field
The utility model relates to a defect detection auxiliary device especially relates to a surface defect detects auxiliary device.
Background
When manufacturing the cochlear implant product, generally set up the metal casing as shown in fig. 1 in order to protect the product, cochlear implant metal casing needs military grade to seal, this kind of metal casing weight is as light as possible, generally adopts die-casting, machining or stamping forming, and metal iron fillings often splash to the metal casing surface in the course of working, form the tiny pit. If craters appear in the soldering area as shown in fig. 2, the risk of poor soldering and even leakage will occur, so that pitting defects on the surface of the soldering location of the metal shell require an intensive inspection.
The method for detecting the pit defects on the surface of the brazing position generally adopts a microscope for observation, but the metal shell is very thin, the marking line cannot be processed in the area needing brazing, and when the pit is detected, the pit needs to be checked, the existence of the pit in the brazing area needs to be determined in a long time. In particular, when a pit is formed in the vicinity of the brazing area, it is likely to be erroneously determined as a defect, which results in a waste of cost.
In summary, there is currently a lack of a defect detection apparatus for inspecting the surface of the brazed area of the cochlear implant metal shell.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a surface defect detection auxiliary device for overcoming the defects of the prior art, such as pits, pockmarks and the like on the surface of a soldering region.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a surface defect detects auxiliary device for detect the defect device that the lid form casing brazed regional surface includes: the detection device comprises a detection head, a soldering region and a soldering region, wherein one end of the detection head is provided with a protruding part which is matched with and abutted against a detected shell, the other end of the detection head is provided with an inner concave part, the detection head is provided with a through hole matched with the soldering region, and the protruding part is matched with and abutted against the detected shell; and the magnifier lens is matched with the concave part.
As the preferred technical scheme, the detection head comprises a connecting seat and a supporting sleeve, a through hole matched with a brazing area is formed in the connecting seat, the supporting sleeve is connected with the connecting seat in a matched mode, one end of the detection head forms the protruding portion, the other end of the detection head forms the inner concave portion, and a groove matched with a convex block on the detected shell is formed in the protruding portion.
As the preferred technical scheme, the connecting seat and the supporting sleeve are integrally formed.
As a preferred technical solution, one or more openings for disassembling and assembling the magnifier lens are arranged on the edge of the supporting sleeve.
As the preferred technical scheme, the connecting seat and the supporting sleeve are coaxially arranged.
As a preferable technical scheme, the projection of the magnifier lens on the horizontal plane is superposed with the projection of the detected shell on the horizontal plane.
Preferably, the material of the detection head is transparent material.
Preferably, the edge of the detection head is chamfered.
Preferably, the material of the detection head is polycarbonate.
Preferably, the material of the detection head is polymethyl methacrylate.
Compared with the prior art, the utility model has the advantages of as follows:
(1) The through holes with the same size as the brazing area are formed in the detection head, so that detection personnel can conveniently and quickly determine the detection area, and detection errors caused by unclear area boundaries are avoided;
(2) The one end of connecting seat has set up and has been matchd and the bulge of butt by the detection casing, has set up on the bulge with be detected the recess that the casing lug matches, can be fast will be connected and confirm relative position by detection casing and detection device.
Drawings
Fig. 1 is a perspective view of a metal shell for a cochlear implant product;
FIG. 2 is a schematic illustration of a metal shell brazing area;
FIG. 3 is a schematic view of a defect inspection apparatus and a metal case to be inspected in an embodiment;
FIG. 4 is a schematic view of a detection head in an embodiment;
figure 5 is a top view of the detection head and the metal casing to be detected in the embodiment,
wherein, 1, detect head, 11, connecting seat, 12, support sleeve, 13, recess, 2, magnifying glass lens, 3, artifical cochlea metal casing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Example 1
As shown in fig. 3, the schematic diagram of the defect detecting apparatus and the inspected metal housing in the embodiment is shown, the defect detecting apparatus is used for detecting the defect on the surface of the brazing area of the cap-shaped inspected metal housing, and includes: the detection head 1 is made of transparent Polycarbonate (PC) materials, the edge of the detection head is subjected to chamfering treatment to prevent scratches, the detection head 1 comprises a connecting seat 11 and a supporting sleeve 12 which are integrally formed and coaxially arranged, a through hole matched with a brazing area is formed in the connecting seat 11, the supporting sleeve 12 is connected with the connecting seat 11 in a matched mode, a protruding portion is formed at one end of the detection head 1, an inner concave portion is formed at the other end of the detection head, the protruding portion is matched with and abutted to a detected shell, and a groove 13 matched with a bump of the detected shell is formed in the protruding portion; the magnifier lens 2 is matched with the concave part, and the projection of the magnifier lens 2 on the horizontal plane is coincided with the projection of the detected shell on the horizontal plane.
In actual use, the end of the protruding part of the detection head 1 is arranged on the metal shell to be detected, the protruding part is abutted to the inner side of the metal shell, the groove 13 on the protruding part is matched with the bump on the metal shell to limit the relative rotation of the detection head 1 and the metal shell, and in addition, the supporting sleeve 12 is abutted to the edge of the metal shell to further realize the positioning of the detection device and the metal shell to be detected. Select effectual magnifying glass lens as required, install in the indent. The inspection personnel sees through the magnifying glass and detects being detected metal casing, because the through-hole size and the regional match of brazing of connecting seat 11, the outer boundary that the inspection personnel can clearly distinguish the region of brazing to reduce the probability of judging the mistake, and then increase the qualification rate of product and reduce cost extravagant.
Example 2
Compared with embodiment 1, the detection head 1 of the present embodiment uses a transparent polymethyl methacrylate (acrylic) material. In addition, the edge of the supporting sleeve 12 is provided with a plurality of openings for disassembling and assembling the magnifier lens, so that the magnifier lens can be cleaned and replaced conveniently.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A surface defect detection auxiliary device for detecting defects on the surface of a brazing area of a cap-shaped shell, comprising:
the detection device comprises a detection head (1), wherein one end of the detection head (1) is provided with a convex part which is matched with and abutted against a detected shell, the other end of the detection head (1) is provided with an inner concave part, the detection head (1) is provided with a through hole matched with a brazing area, and the convex part is matched with and abutted against the detected shell;
and the magnifier lens (2) is matched with the concave part.
2. The surface defect detection auxiliary device according to claim 1, wherein the detection head (1) comprises a connecting seat (11) and a supporting sleeve (12), the connecting seat (11) is provided with a through hole matched with a brazing area, the supporting sleeve (12) is matched and connected with the connecting seat (11), the protruding part is formed at one end of the detection head (1), the inner concave part is formed at the other end of the detection head, and a groove (13) matched with a bump on a detected shell is formed in the protruding part.
3. A surface defect detection aid according to claim 2, wherein the connecting socket (11) and the support sleeve (12) are integrally formed.
4. A surface defect detection aid as claimed in claim 2, wherein the edges of the support sleeve (12) are provided with one or more openings for attaching and detaching the magnifier lens (2).
5. A surface defect inspection aid according to claim 2 wherein the attachment socket (11) and support sleeve (12) are coaxially arranged.
6. A surface defect detection aid as claimed in claim 1, wherein the projection of the magnifying lens (2) onto a horizontal plane coincides with the projection of the inspected housing onto a horizontal plane.
7. A surface defect detection aid according to claim 1, wherein the detection head (1) is made of a transparent material.
8. A surface defect detection aid as claimed in claim 1, characterized in that the edges of the head (1) are chamfered.
9. A surface defect detection aid according to claim 1, wherein the detection head (1) is made of polycarbonate.
10. A surface defect detection aid according to claim 1, wherein the material of the detection head (1) is polymethyl methacrylate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222726608.5U CN218674766U (en) | 2022-10-17 | 2022-10-17 | Surface defect detection auxiliary device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222726608.5U CN218674766U (en) | 2022-10-17 | 2022-10-17 | Surface defect detection auxiliary device |
Publications (1)
Publication Number | Publication Date |
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CN218674766U true CN218674766U (en) | 2023-03-21 |
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CN202222726608.5U Active CN218674766U (en) | 2022-10-17 | 2022-10-17 | Surface defect detection auxiliary device |
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CN (1) | CN218674766U (en) |
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2022
- 2022-10-17 CN CN202222726608.5U patent/CN218674766U/en active Active
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