CN220740850U - A small-size anchor clamps for material CT scans - Google Patents
A small-size anchor clamps for material CT scans Download PDFInfo
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- CN220740850U CN220740850U CN202322363373.2U CN202322363373U CN220740850U CN 220740850 U CN220740850 U CN 220740850U CN 202322363373 U CN202322363373 U CN 202322363373U CN 220740850 U CN220740850 U CN 220740850U
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- 239000000463 material Substances 0.000 title claims abstract description 22
- 238000002591 computed tomography Methods 0.000 title claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 5
- 238000003384 imaging method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The utility model provides a small clamp for CT scanning of materials, wherein two ends of an adjusting nut are respectively and rotatably sleeved on a supporting plate and a bottom plate, the supporting plate is fixedly connected to the bottom plate through a connecting column, a threaded hole is formed in the middle of the adjusting nut, the periphery of a lifting part is in threaded connection with the threaded hole, a guide pillar is arranged at the upper end of the supporting plate, the guide pillar is of a hollow structure, the upper end of the lifting part is positioned in the guide pillar, a plurality of sliding grooves are uniformly distributed on the side wall of the guide pillar along the radial direction, a moving block is connected in each sliding groove in a sliding manner, one side of the moving block is connected to the periphery of the upper end of the lifting part in a sliding manner, the moving block is used for limiting the axial displacement of the lifting part, and the lifting part in the axial displacement drives the moving block to transversely move. The small clamp for CT scanning of materials can be placed on a sample stage of a micro CT device when in use, the radial clamping diameter is adjusted according to the size of a sample, the clamping has self-centering performance, the clamping part does not influence CT scanning imaging quality, and the operation is convenient and quick.
Description
Technical Field
The utility model belongs to the field of micro CT equipment, and particularly relates to a small clamp for CT scanning of materials.
Background
The micro CT device has the characteristics of high resolution, high precision and the like, when the micro CT device is used for detecting a sample, the atomic number of the clamp material is often required to be greatly lower than that of the detected sample, and the clamp is required to be self-centering when the clamp is required to be regulated, so that the sample is always in the field of view in the detection process. The existing general self-centering clamp, such as a three-jaw chuck, a four-jaw chuck and the like, is mainly used in the machining field (needing to bear machining force), adopts a spiral groove, a disk gear and a bevel gear structure, is large in radial size, is large in clamping force, is easy to damage a sample, and is made of high-strength metal, so that the imaging quality of the sample at the clamping part is greatly influenced, and the clamping jaw is inconvenient to use.
Disclosure of Invention
In view of the above, the present utility model aims to provide a small-sized fixture for CT scanning of materials, so as to solve the problems that the metal chuck in the prior art is easy to damage the sample, and the metal material has a large influence on imaging.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a small-size anchor clamps for material CT scans, including adjusting nut, adjusting nut's both ends rotate respectively and cup joint to fagging and bottom plate, and fagging is equipped with the screw hole through spliced pole fixed connection to the bottom plate, the middle part of adjusting nut, lifting part peripheral threaded connection is to screw hole, fagging upper end installation guide pillar, and the guide pillar is hollow structure, lifting part's upper end is located the guide pillar, guide pillar lateral wall is along a plurality of spouts of radial equipartition, a movable block of sliding connection in every spout, and one side sliding connection to lifting part's upper end is peripheral, the movable block is used for prescribing a limit to lifting part axial displacement, axial displacement's lifting part drives the movable block sideslip.
Further, a support plate is arranged at the upper end of each moving block, and the support plates are made of carbon fiber materials.
Furthermore, the upper part of the support plate is of a ladder-shaped structure.
Further, the lifting part comprises a guide block and a screw rod, the periphery of the screw rod is connected to the threaded hole in a threaded mode, the guide block is installed at the upper end of the screw rod and located in the guide post, and one side of the moving block is connected to the periphery of the guide block in a sliding mode.
Further, a plurality of guide grooves are uniformly distributed on the periphery of the guide block along the circumferential direction, the guide grooves are obliquely arranged, a sliding rail is arranged on one side of the moving block, and the moving block is connected into the guide grooves through the sliding rail in a sliding manner.
Further, a cover plate is arranged at the upper end of the guide post, the cover plate does not interfere with the transverse movement of the moving block, the cover plate is used for limiting the upward moving relative position of the guide block, and the supporting plate is used for limiting the downward moving relative position of the guide block.
Compared with the prior art, the small clamp for CT scanning of materials has the following beneficial effects: the clamp is used for the micro CT equipment, can be placed on a sample table of the micro CT equipment when in use, adjusts the radial clamping diameter according to the size of the sample, has self-centering property, and has convenient and quick operation, and the clamping part does not influence CT scanning imaging quality.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a small clamp for CT scanning of materials according to an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a compact fixture for CT scanning of materials according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a structure of a guide post and a moving block according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of the lifting part and the moving block in cooperation according to the embodiment of the utility model;
FIG. 5 is a schematic diagram of a moving block according to an embodiment of the present utility model;
fig. 6 is a schematic structural diagram of a lifting portion according to an embodiment of the utility model.
Reference numerals illustrate:
1-adjusting a nut; 2-supporting plates; 3-a bottom plate; 4-connecting columns; 5-a lifting part; 51-a guide block; 52-screw; 53-guide grooves; 6-a guide post; 61-sliding grooves; 7-moving blocks; 71-a slide rail; 8-supporting plates; 9-cover plate.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices 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. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should 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, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1-6, a small clamp for CT scanning of materials includes an adjusting nut 1, two ends of the adjusting nut 1 are respectively rotatably sleeved on a supporting plate 2 and a bottom plate 3, the supporting plate 2 is fixedly connected to the bottom plate 3 through a connecting column 4, a threaded hole is formed in the middle of the adjusting nut 1, a periphery of a lifting part 5 is in threaded connection with the threaded hole, a guide pillar 6 is installed at the upper end of the supporting plate 2, the guide pillar 6 is of a hollow structure, the upper end of the lifting part 5 is located in the guide pillar 6, a plurality of sliding grooves 61 are uniformly distributed on the side wall of the guide pillar 6 along the radial direction, one moving block 7 is connected in each sliding groove 61 in a sliding manner, one side of the moving block 7 is slidingly connected to the periphery of the upper end of the lifting part 5, the moving block 7 is used for limiting axial displacement of the lifting part 5, the lifting part 5 drives the moving block 7 to be used for the micro CT equipment, when the clamp is used, the radial clamping diameter is adjusted according to the size of a sample, the clamp has self-centering property, a supporting plate 8 is installed at the upper end of each moving block 7, and the supporting plate 8 is carbon fiber, the clamping part is made of materials, and the quality of the clamp is not affected, and the scanning quality is convenient and CT is easy to operate.
In order to facilitate edge clamping and bottom supporting of a product to be scanned, the upper portion of the support plate 8 is of a ladder-shaped structure, and when the product to be detected is implemented, the outer walls of the product to be detected can be limited and clamped, so that the stability of the product to be detected is ensured.
In this embodiment, two ends of the adjusting nut 1 are rotatably sleeved to the supporting plate 2 and the bottom plate 3 through a thrust ball bearing respectively, so as to ensure that the adjusting nut 1 can rotate relative to the supporting plate 2 and the bottom plate 3, the lifting part 5 comprises a guide block 51 and a screw rod 52, the periphery of the screw rod 52 is in threaded connection with a threaded hole, the guide block 51 is installed at the upper end of the screw rod 52, the guide block 51 is located in the guide post 6, one side of the moving block 7 is slidably connected to the periphery of the guide block 51, the moving block 7 is used for limiting the relative positions of the guide block 51 and the screw rod 52, the screw rod 52 is prevented from rotating along with the adjusting nut 1, and the screw rod 52 and the guide block 51 can axially move along with the rotation of the adjusting nut 1.
The periphery of the guide block 51 is uniformly provided with a plurality of guide grooves 53 along the circumferential direction, the guide grooves 53 are obliquely arranged, one side of the moving block 7 is provided with a sliding rail 71, the moving block 7 is connected into the guide grooves 53 in a sliding way through the sliding rail 71, and the distance from the sliding rail 71 to the axis of the guide block 51 is adjusted by the guide block 51 which axially moves through the guide groove 53, so that the requirement of clamping samples with various specifications is met.
The upper end of the guide post 6 is provided with the cover plate 9, the cover plate 9 does not interfere with the transverse movement of the moving block 7, the cover plate 9 is used for limiting the upward moving relative position of the guide block 51, the supporting plate 2 is used for limiting the downward moving relative position of the guide block 51, and the problems that the guide block 51 and the moving block 7 are separated from limit and the clamp cannot be used are solved.
The application method of the small clamp for CT scanning of materials comprises the following steps:
through forward, reverse rotation adjusting nut 1, axial guide block 51 can be along axial upwards, downward movement for radial movable block 7 with guide block 51 sliding fit moves along radial, and then adjusts the diameter size that extension board 8 centre gripping, and because the screw rod 52 that the below of axial guide block 51 set up is fine thread, the self-locking performance is better, has ensured the stability of the sample that awaits measuring.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. A small-size anchor clamps for material CT scans, its characterized in that: including adjusting nut (1), the both ends of adjusting nut (1) rotate respectively and cup joint to fagging (2) and bottom plate (3), and fagging (2) are through spliced pole (4) fixed connection to bottom plate (3), the middle part of adjusting nut (1) is equipped with the screw hole, elevating part (5) peripheral threaded connection is to threaded hole, guide pillar (6) are installed to fagging (2) upper end, and guide pillar (6) are hollow structure, the upper end of elevating part (5) is located guide pillar (6), a plurality of spouts (61) of guide pillar (6) lateral wall along radial equipartition, a movable block (7) is connected in every spout (61) sliding connection, and one side sliding connection of movable block (7) is to the upper end periphery of elevating part (5), movable block (7) are used for prescribing an limit to elevating part (5) axial displacement, elevating part (5) of axial displacement drives movable block (7) sideslip.
2. A compact fixture for CT scanning of materials as claimed in claim 1, wherein: the upper end of each moving block (7) is provided with a support plate (8), and the support plates (8) are made of carbon fiber materials.
3. A compact fixture for CT scanning of materials as claimed in claim 2, wherein: the upper part of the support plate (8) is of a ladder-shaped structure.
4. A compact fixture for CT scanning of materials as claimed in claim 1, wherein: the lifting part (5) comprises a guide block (51) and a screw rod (52), the periphery of the screw rod (52) is connected to the threaded hole in a threaded mode, the guide block (51) is installed at the upper end of the screw rod (52), the guide block (51) is located in the guide post (6), and one side of the moving block (7) is connected to the periphery of the guide block (51) in a sliding mode.
5. A compact fixture for CT scanning of materials as recited in claim 4, wherein: the periphery of the guide block (51) is uniformly provided with a plurality of guide grooves (53) along the circumferential direction, the guide grooves (53) are obliquely arranged, one side of the moving block (7) is provided with a sliding rail (71), and the moving block (7) is connected into the guide grooves (53) in a sliding way through the sliding rail (71).
6. A compact fixture for CT scanning of materials as recited in claim 4, wherein: the upper end of the guide post (6) is provided with a cover plate (9), the cover plate (9) does not interfere with the transverse movement of the moving block (7), the cover plate (9) is used for limiting the upward moving relative position of the guide block (51), and the supporting plate (2) is used for limiting the downward moving relative position of the guide block (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322363373.2U CN220740850U (en) | 2023-08-31 | 2023-08-31 | A small-size anchor clamps for material CT scans |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322363373.2U CN220740850U (en) | 2023-08-31 | 2023-08-31 | A small-size anchor clamps for material CT scans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220740850U true CN220740850U (en) | 2024-04-09 |
Family
ID=90552269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322363373.2U Active CN220740850U (en) | 2023-08-31 | 2023-08-31 | A small-size anchor clamps for material CT scans |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220740850U (en) |
-
2023
- 2023-08-31 CN CN202322363373.2U patent/CN220740850U/en active Active
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