CN219977979U - Clamping die for metal 3D printing tubular part flattening and flaring detection - Google Patents
Clamping die for metal 3D printing tubular part flattening and flaring detection Download PDFInfo
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- CN219977979U CN219977979U CN202320961599.XU CN202320961599U CN219977979U CN 219977979 U CN219977979 U CN 219977979U CN 202320961599 U CN202320961599 U CN 202320961599U CN 219977979 U CN219977979 U CN 219977979U
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- 239000002184 metal Substances 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title claims abstract description 9
- 238000010146 3D printing Methods 0.000 title abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 38
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 description 7
- 238000012669 compression test Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a clamping die for detecting flattening and flaring of a metal 3D printing tubular part, which comprises the following components: the two pressing plate structures are oppositely arranged, each pressing plate structure comprises a pressing plate and a fixing piece fixed on one side of the pressing plate, a groove is formed in the other side of the pressing plate, and a first fixing hole is formed in the side wall of the groove; the top core comprises an equal-diameter section and a variable-diameter section which are connected in sequence and coaxially arranged, the diameter of the variable-diameter section gradually decreases from the joint of the variable-diameter section and the equal-diameter section to the other end, and the diameter of the equal-diameter section is smaller than or equal to the diameter of the groove and a first limiting hole is arranged at a position corresponding to a first fixing hole of a pressing plate structure; the diameter of the fixing column is smaller than or equal to that of the groove, a second limiting hole is formed in a position, corresponding to the first fixing hole of the other pressing plate structure, of one end of the fixing column, and a sample fixing groove is formed in the other end of the fixing column. The device can realize detection of samples with various specifications and is convenient and quick.
Description
Technical Field
The utility model relates to the field of metal 3D printing tubular part detection devices, in particular to a clamping die for detecting flattening and flaring of a metal 3D printing tubular part.
Background
The metal 3D printing technology is widely applied under the modern intelligent manufacturing technology, can be used for manufacturing complex parts, can be applied to small-batch part trial manufacture, is beneficial to reducing the number of die openings, and further well controls the test cost. The metal 3D printing tubular parts also need to meet the requirements of GB/T246-2017 metal tubular material flattening test and GB/T242-2007 metal tubular material flaring test. In the past, tubular parts prepared by the traditional method are all provided with a set of special clamping dies for detecting flattening and flaring performance, and metal 3D printing tubular parts cannot be provided with a set of dies for parts of each specification because of small batch, so that a set of clamping dies which can be suitable for various specifications and can be used for detection conveniently and rapidly is particularly important.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a clamping die for detecting flattening and flaring of a metal 3D printing tubular part, which can realize detection of samples with various specifications and is convenient and quick.
The aim of the utility model is achieved by the following technical scheme:
the utility model discloses a clamping die for detecting flattening and flaring of a metal 3D printing tubular part, which comprises the following components:
the two pressing plate structures are oppositely arranged, each pressing plate structure comprises a pressing plate and a fixing piece fixed on one side of the pressing plate, a groove is formed in the other side of the pressing plate, and a first fixing hole is formed in the side wall of the groove;
the top core comprises an equal-diameter section and a variable-diameter section which are connected in sequence and coaxially arranged, the diameter of the variable-diameter section gradually decreases from the joint of the variable-diameter section and the equal-diameter section to the other end, and the diameter of the equal-diameter section is smaller than or equal to the diameter of the groove and a first limiting hole is arranged at a position corresponding to a first fixing hole of a pressing plate structure;
the diameter of the fixing column is smaller than or equal to that of the groove, a second limiting hole is formed in a position, corresponding to the first fixing hole of the other pressing plate structure, of one end of the fixing column, and a sample fixing groove is formed in the other end of the fixing column.
In one possible design, the recess and the sample holding groove are both circular grooves.
In one possible design, the fixing is a screw.
In one possible design, the variable diameter section has an isosceles trapezoid structure in cross section.
In one possible design, the diameter of the constant diameter section is greater than the diameter of the sample holding groove.
The structure of the utility model has at least the following advantages:
this scheme adopts the centre gripping mould, and the clamp plate structure passes through the mounting to be fixed on compression testing machine, according to the sample of different specifications select corresponding top core and fixed column can, top core and fixed column can be fixed through the bolt with the clamp plate structure, but quick assembly disassembly when detecting.
Drawings
FIG. 1 is a perspective view of a platen structure of the present utility model at one viewing angle;
FIG. 2 is a perspective view of the platen structure of the present utility model at another view angle;
FIG. 3 is a schematic view of the top core of the present utility model;
FIG. 4 is a schematic structural view of a fixing post according to the present utility model;
fig. 5 is a schematic structural view of a clamping mold according to the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model discloses a clamping die for metal 3D printing tubular part flattening and flaring detection, which comprises two oppositely arranged pressing plate structures, a top core and a fixing column, wherein the pressing plate structures are shown in fig. 1 and 2, the top core is shown in fig. 3, and the fixing column structure is shown in fig. 4.
The pressing plate structure comprises a pressing plate 11 and a fixing piece 12 fixed on one side of the pressing plate 11, a groove 13 is formed in the other side of the pressing plate 11, and a first fixing hole 14 is formed in the side wall of the groove. In order to accelerate the installation connection with the compression test machine, the fixing piece is a screw rod.
The top core comprises an equal-diameter section 21 and a variable-diameter section 22 which are connected in sequence and coaxially arranged, the diameter of the variable-diameter section 22 gradually decreases from the joint of the equal-diameter section to the diameter of the other end, and the diameter of the equal-diameter section 21 is smaller than or equal to the diameter of the groove and a first limiting hole 23 is formed in a position corresponding to a first fixing hole of a pressing plate structure. Preferably, the cross section of the reducing section is in an isosceles trapezoid structure.
The diameter of the fixed column 31 is smaller than or equal to the diameter of the groove, a second limiting hole 32 is arranged at a position corresponding to the first fixing hole of the other pressing plate structure at one end of the fixed column, and a sample fixing groove 33 is arranged at the other end of the fixed column. The grooves and the sample fixing grooves are circular grooves. The diameter of the constant diameter section is larger than that of the sample fixing groove, and the diameter of the minimum position of the diameter of the variable diameter section is smaller than that of the sample fixing groove.
The device also comprises a first bolt used for being inserted into the first fixing hole and the first limiting hole of one pressing plate structure and a second bolt used for being inserted into the first fixing hole and the second limiting hole of the other pressing plate structure. Namely, the pressing plate structure is connected with the top core and the fixed column through bolts, so that the pressing plate structure is fast to assemble and disassemble, and the testing speed is improved.
In order to enhance the fixing stability of the top core and the fixing column and improve the detection speed, the two first limiting holes and the two second limiting holes are respectively arranged at two ends of the same diameter, and the two second limiting holes are arranged at two ends of the same diameter.
By adopting the clamping die, stretching and compression test machines with different models can be matched, and flattening and flaring of the tubular piece are respectively detected, so that the clamping die and the clamping head of the stretching test machine are effectively prevented from sliding relatively. By adopting the clamping die, the clamping head of the testing machine is not required to be replaced, only the top core and the fixed column are replaced, and the top core and the fixed column are connected through the bolts, so that the rapid clamping of the sample can be realized.
During installation, as shown in fig. 5, the corresponding top core and fixing column are selected and fixed on the pressing plate structures through bolts respectively, the compression test machine moves and stretches to a proper position, the two pressing plate structures are fixed on the compression test machine through screws, a sample is placed in the sample fixing groove 33, and the pressing plate structures above can be controlled to move downwards to detect flaring performance.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. Clamping die for metal 3D prints tubular part flattening and flaring detection, characterized by comprising:
the two pressing plate structures are oppositely arranged, each pressing plate structure comprises a pressing plate and a fixing piece fixed on one side of the pressing plate, a groove is formed in the other side of the pressing plate, and a first fixing hole is formed in the side wall of the groove;
the top core comprises an equal-diameter section and a variable-diameter section which are connected in sequence and coaxially arranged, the diameter of the variable-diameter section gradually decreases from the joint of the variable-diameter section and the equal-diameter section to the other end, and the diameter of the equal-diameter section is smaller than or equal to the diameter of the groove and a first limiting hole is arranged at a position corresponding to a first fixing hole of a pressing plate structure;
the diameter of the fixing column is smaller than or equal to that of the groove, a second limiting hole is formed in a position, corresponding to the first fixing hole of the other pressing plate structure, of one end of the fixing column, and a sample fixing groove is formed in the other end of the fixing column.
2. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the grooves and the sample fixing grooves are circular grooves.
3. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the fixing piece is a screw rod.
4. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the section of the reducing section is in an isosceles trapezoid structure.
5. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the diameter of the constant diameter section is larger than that of the sample fixing groove.
6. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the device also comprises a first bolt used for being inserted into the first fixing hole and the first limiting hole of one pressing plate structure and a second bolt used for being inserted into the first fixing hole and the second limiting hole of the other pressing plate structure.
7. The clamping die for detecting flattening and flaring of a metal 3D printed tubular component according to claim 1, wherein: the two first limiting holes and the two second limiting holes are respectively arranged at two ends of the same diameter, and the two second limiting holes are arranged at two ends of the same diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320961599.XU CN219977979U (en) | 2023-04-25 | 2023-04-25 | Clamping die for metal 3D printing tubular part flattening and flaring detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320961599.XU CN219977979U (en) | 2023-04-25 | 2023-04-25 | Clamping die for metal 3D printing tubular part flattening and flaring detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219977979U true CN219977979U (en) | 2023-11-07 |
Family
ID=88592656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320961599.XU Active CN219977979U (en) | 2023-04-25 | 2023-04-25 | Clamping die for metal 3D printing tubular part flattening and flaring detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219977979U (en) |
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2023
- 2023-04-25 CN CN202320961599.XU patent/CN219977979U/en active Active
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