CN212155421U - Ceramic mandrel convenient to disassemble and assemble for detection - Google Patents
Ceramic mandrel convenient to disassemble and assemble for detection Download PDFInfo
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- CN212155421U CN212155421U CN202020213674.0U CN202020213674U CN212155421U CN 212155421 U CN212155421 U CN 212155421U CN 202020213674 U CN202020213674 U CN 202020213674U CN 212155421 U CN212155421 U CN 212155421U
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Abstract
The utility model relates to a pottery dabber convenient to dismouting is used for detecting, and specifically speaking, including the steel axle, the outside cover of steel axle is equipped with ceramic ring, and the one end of steel axle is T type cylinder, and the outer wall of steel axle non-T type cylinder end is provided with the viscose layer, and the outside on viscose layer closely bonds with ceramic ring's inner wall, and the one end outer wall that T type end was kept away from to the steel axle is provided with the external screw thread, and the one end external connection that T type end was kept away from to the steel axle installs the spacing ring, and the inner wall of spacing ring is provided with the internal thread, the screw thread end and the spacing ring threaded. The design of the utility model adopts the structure of the T-shaped steel shaft, which can effectively avoid the impact of the ceramic end part when contacting with the workpiece, and avoid the situation that the ceramic end part is cracked due to the external impact force when contacting with the workpiece, thereby prolonging the service life of the product to a great extent; the T-shaped structure can increase the bonding surface of the ceramic and the steel shaft, so that the bonding is firmer, and the condition that the ceramic falls off from the surface of the steel body can be effectively avoided.
Description
Technical Field
The utility model relates to a hardware component processing and detection technology field, specifically speaking relates to a ceramic dabber that the dismouting of being convenient for is used for detecting.
Background
The standard mandrel is a mechanical part for connecting rotating parts, and in the field of mechanical transmission, effective interconnection needs to be ensured between the parts so as to ensure normal work of large-scale equipment. In the actual work, original dabber adopts integral type steel structure or directly overlaps a straight steel axle with pottery, and they all have some not enoughly. The integrated structure has the defects that the highest hardness of the alloy steel can only reach about HRC62 degrees, so that when the alloy steel is used for a precision gauge with high frequency, the alloy steel is easy to wear and causes short service life, and mass quality accidents can be caused by quality control failure due to uncontrolled wear. For the structure that the ceramic is directly sleeved on the straight steel shaft, the ceramic has high hardness and poor toughness, so that the ceramic end part is easily damaged by impact in the use process, and is inconvenient to disassemble after being connected with a mechanical part, thereby influencing the service life and the working efficiency of the part.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ceramic dabber convenient to dismouting is used for detecting to solve the problem that proposes among the above-mentioned background art.
For realizing above-mentioned purpose, the utility model provides a ceramic dabber convenient to dismouting is used for detecting, including the steel shaft, one side of steel shaft is T type end, the steel shaft is provided with the viscose layer at the outer wall of non-T type cylinder end, the outside cover on viscose layer is equipped with ceramic ring, the one end outer wall that T type end was kept away from to the steel shaft is provided with the external screw thread, the steel shaft sets up the one end erection joint of external screw thread and has the spacing ring, the inner wall of spacing ring is provided with the internal thread, the screw thread end and the spacing ring threaded connection of steel shaft.
Preferably, the T-shaped end and the steel shaft are of an integrally formed structure.
Preferably, the steel shaft is of a cylindrical structure, and the integral section of the steel shaft and the T-shaped end is of a T-shaped structure.
Preferably, the two ends of the steel shaft are provided with center holes and are sunk into the end faces of the steel shaft.
Preferably, the outer circle of the inner hole bonding part of the steel shaft and the ceramic ring is provided with irregular grooves so as to increase the bonding area and enable the bonding to be firmer.
Preferably, the outer diameter of the ceramic ring is equal to the outer diameter of the T-shaped end.
Compared with the prior art, the beneficial effects of the utility model are that:
the ceramic core shaft which is convenient to disassemble, assemble and detect adopts a T-shaped steel shaft structure, so that the condition that the ceramic end part is impacted when contacting with a workpiece can be effectively avoided, the condition that the ceramic end part is cracked due to external impact force when contacting with the workpiece is avoided, and the service life of a product is prolonged to a great extent; the T-shaped structure can increase the bonding surface of the ceramic and the steel shaft so as to enable the bonding to be firmer, and meanwhile, one end of the steel shaft is provided with the limiting ring in a mounting and connecting mode, so that the phenomenon that the ceramic falls off from the surface of the steel body can be effectively avoided; the center holes at the two ends of the steel shaft are sunk into the end faces of the steel shaft, so that the end parts of the steel shaft can be properly knocked by bearing external impact force, the purpose of quickly and efficiently disassembling and assembling workpieces on the mandrel is achieved, and the working efficiency is greatly improved.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic structural view of a steel shaft of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 is a schematic structural view of the ceramic ring of the present invention.
In the figure: 1. a steel shaft; 11. a T-shaped end; 12. an adhesive layer; 13. an external thread; 14. a central bore; 15. a trench; 2. A ceramic ring; 22. the inner wall of the ceramic ring.
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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The utility model provides a pottery dabber convenient to dismouting is used for detecting, as shown in fig. 1-fig. 3, including steel axle 1, steel axle 1's one end is provided with T type end 11, steel axle 1's outer wall is provided with viscose layer 12, viscose layer 12's outside cover is equipped with ceramic ring 2, the ceramic ring 2's of being convenient for is fixed, steel axle 1 keeps away from T type end 11's one end outer wall and is provided with external screw thread 13, steel axle 1 keeps away from the outside of the one end of T type end 11 and is provided with spacing ring 3, spacing ring 3's inner wall is provided with internal thread 31, steel axle 1's threaded end and 3 threaded connection of spacing ring, carry out spacing fixed to ceramic ring 2's one end.
Furthermore, T type end 11 and steel axle 1 are integrated into one piece structure, guarantee good intensity, avoid the fracture damage.
Further, steel shaft 1 is the cylinder structure, steel shaft 1 is T shape structure with the whole cross-section of T type end 11, can effectively avoid ceramic ring 2's tip to take place the condition of striking when contacting with the work piece, because of receiving the external impact force and taking place the condition of breaking when having stopped ceramic ring 2's tip and work piece contact, to a great extent has prolonged the life-span of product, and simultaneously, owing to increased the face of bonding, ceramic ring 2 is more firm with the bonding of steel shaft 1, can avoid the condition that ceramic ring 2 drops to take place.
Furthermore, the two ends of the steel shaft 1 are provided with center holes 14 and sink into the end faces of the steel shaft, so that the center holes can be prevented from being damaged, and the T-shaped end 11 can be knocked by external impact force due to the fact that the center holes 14 at the two ends of the steel shaft 1 sink into the end faces of the steel shaft, so that the center holes 14 are protected from being damaged.
Furthermore, irregular grooves 15 are formed in the outer circle, bonded with the inner hole of the steel shaft 1, of the ceramic ring 2, so that the bonding area is increased, and the bonding is firmer.
It is worth noting that the hardness of the ceramic can reach HRA92 degrees, the measuring tool made of the ceramic has good wear resistance, and the service life of the measuring tool is more than several times of that of a steel part; meanwhile, the ceramic material has good thermal stability, and compared with a steel part, the ceramic material has smaller deformation when the temperature is changed equally, so the ceramic material is very suitable for being used as a precision measuring tool.
Furthermore, the outer diameter of the ceramic ring 2 is equal to that of the T-shaped end 11, so that the outer wall of the device is smooth and does not damage workpieces.
Furthermore, the limiting ring 3 is used for screwing and limiting the bottom of the ceramic ring 2, so that the ceramic ring 2 cannot be loosened when the end face of the steel shaft is impacted or extruded by external impact force.
The ceramic dabber that the dismouting of being convenient for of this embodiment is used for detecting when using, with the interior circle of work piece aim at ceramic dabber T type end, put into the more than 60% back of detecting product thickness, can aim at the atress object through the spacing ring end and go up from last down do suitable collision operation, let the quick dress of product to ceramic dabber on, can carry out subsequent measurement, the measurement finishes the back from last down strikes T type end, can lift the product off fast.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a pottery dabber convenient to dismouting is used for detecting, includes steel axle (1), its characterized in that: the one end of steel axle (1) is provided with T type end (11), the outer wall of steel axle (1) non-T type cylinder end is provided with viscose layer (12), the outside cover on viscose layer (12) is equipped with ceramic ring (2), the one end outer wall that T type end (11) were kept away from in steel axle (1) is provided with external screw thread (13), one end externally mounted connection that T type end (11) were kept away from in steel axle (1) installs spacing ring (3), the inner wall of spacing ring (3) is provided with internal thread (31), the screw thread end and spacing ring (3) threaded connection of steel axle (1).
2. The ceramic mandrel for facilitating disassembly and assembly for testing of claim 1, wherein: the T-shaped end (11) and the steel shaft (1) are of an integrally formed structure.
3. The ceramic mandrel for facilitating disassembly and assembly for testing of claim 1, wherein: the steel shaft (1) is of a cylindrical structure, the T-shaped end (11) is of a cylindrical structure, and the overall sections of the steel shaft (1) and the T-shaped end (11) are of T-shaped structures.
4. The ceramic mandrel for facilitating disassembly and assembly for testing of claim 1, wherein: and central holes (14) are formed in the two ends of the steel shaft (1) and are sunk into the end faces of the steel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213674.0U CN212155421U (en) | 2020-02-26 | 2020-02-26 | Ceramic mandrel convenient to disassemble and assemble for detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213674.0U CN212155421U (en) | 2020-02-26 | 2020-02-26 | Ceramic mandrel convenient to disassemble and assemble for detection |
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| Publication Number | Publication Date |
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| CN212155421U true CN212155421U (en) | 2020-12-15 |
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| CN202020213674.0U Active CN212155421U (en) | 2020-02-26 | 2020-02-26 | Ceramic mandrel convenient to disassemble and assemble for detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135565A (en) * | 2021-10-12 | 2022-03-04 | 宁波镇明转轴有限公司 | Novel automobile oil pump driving shaft and machining process thereof |
-
2020
- 2020-02-26 CN CN202020213674.0U patent/CN212155421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135565A (en) * | 2021-10-12 | 2022-03-04 | 宁波镇明转轴有限公司 | Novel automobile oil pump driving shaft and machining process thereof |
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