CN215317999U - High-precision grinding wheel spindle - Google Patents
High-precision grinding wheel spindle Download PDFInfo
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- CN215317999U CN215317999U CN202121503691.9U CN202121503691U CN215317999U CN 215317999 U CN215317999 U CN 215317999U CN 202121503691 U CN202121503691 U CN 202121503691U CN 215317999 U CN215317999 U CN 215317999U
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- shaft lever
- grinding wheel
- mounting portion
- connecting pipe
- grinding
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Abstract
The utility model provides a high-precision grinding wheel spindle which comprises an H-shaped connecting pipe, a first shaft lever and a second shaft lever, wherein the first shaft lever and the second shaft lever are respectively arranged in inner cavities at two ends of the connecting pipe; the first shaft lever and the second shaft lever are coaxially arranged; one end of the first shaft lever, which is adjacent to the second shaft lever, is symmetrically provided with a stabilizing part, the bottom of the stabilizing part is coaxially drilled with a hole, and lead is poured into the hole; the first shaft lever and the second shaft lever are respectively provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part are respectively fixedly connected with the inner wall of the connecting pipe. The radial run-out and the axial run-out of the grinding wheel shaft provided by the utility model can be controlled within 3mm, the occurrence of grinding wheel breakage caused by high-frequency impact of the grinding wheel on a grinding workpiece can be effectively reduced during high-speed grinding, and meanwhile, the grinding wheel has higher processing precision due to smaller radial run-out and axial run-out and stable operation.
Description
Technical Field
The utility model relates to the technical field of grinding machine equipment, in particular to a high-precision grinding wheel spindle.
Background
The grinding wheel shaft in the grinding machine can drive the grinding wheel to process, but the radial runout and the axial runout of the grinding wheel shaft cause the grinding wheel to impact a grinding workpiece at high frequency during high-speed grinding, so that the grinding wheel is easy to break, equipment accidents and people injuries are caused, the working load of the motor is increased, and the motor is easy to generate heat to influence the operation. High rotation speed is indispensable for high-hardness alloy roller large-grinding-amount grinding, so that improvement is needed to adapt to high-hardness material and powerful large-grinding-amount grinding.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a high precision grinding spindle to solve the above problems in the background art.
In order to achieve the purpose, the utility model provides a high-precision grinding wheel spindle which comprises an H-shaped connecting pipe, a first shaft lever and a second shaft lever, wherein the first shaft lever and the second shaft lever are respectively arranged in inner cavities at two ends of the connecting pipe;
the first shaft lever and the second shaft lever are coaxially arranged;
one end of the first shaft lever, which is adjacent to the second shaft lever, is symmetrically provided with a stabilizing part, the bottom of the stabilizing part is coaxially drilled with a hole, and lead is poured into the hole;
the first shaft lever and the second shaft lever are respectively provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part are respectively fixedly connected with the inner wall of the connecting pipe.
As a preferable configuration of the present invention, the inner cavities at both ends of the connecting pipe are respectively and symmetrically provided with accommodating cavities for accommodating the stabilizers, the inner cavities at both ends of the connecting pipe are respectively provided with a first mounting portion for mounting the first connecting portion and a second mounting portion for mounting the second connecting portion, and a protruding ring portion is provided between the accommodating cavity and the first mounting portion, and between the accommodating cavity and the second mounting portion.
As a preferred arrangement of the utility model, oil injection holes are respectively arranged at two ends of the pipe wall of the connecting pipe, the oil injection holes are respectively communicated with the accommodating cavities, and the accommodating cavities are filled with lubricating oil.
As a preferable configuration of the present invention, the first connecting portion and the first mounting portion, and the second connecting portion and the second mounting portion are connected in an interference fit manner.
The utility model has the beneficial effects that:
when a grinding wheel shaft in a grinding machine can drive a grinding wheel to process, the radial run-out and the axial run-out of the grinding wheel shaft provided by the utility model can be controlled within 3mm, so that the occurrence of grinding wheel breakage caused by high-frequency impact of the grinding wheel on a grinding workpiece can be effectively reduced during high-speed grinding, and meanwhile, the grinding wheel runs stably due to smaller radial run-out and axial run-out, so that the grinding wheel shaft has higher processing precision.
Drawings
FIG. 1 is a schematic view of the structure of a high-precision grinding wheel spindle provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.
Example 1
Referring to fig. 1, the present invention provides a high-precision grinding wheel spindle as an embodiment of the present invention, and the present invention provides a high-precision grinding wheel spindle, including an H-shaped connecting tube 1, and a first spindle 2 and a second spindle 3 respectively disposed in the inner cavities of both ends of the connecting tube 1;
the first shaft lever 2 and the second shaft lever 3 are coaxially arranged;
one end of the first shaft lever 2 adjacent to the second shaft lever 3 is symmetrically provided with a stabilizing part 4, the bottom of the stabilizing part 4 is coaxially drilled with a hole 5, and lead is poured into the hole 5;
the first shaft lever 2 and the second shaft lever 3 are respectively provided with a first connecting part 6 and a second connecting part 7, and the first connecting part 6 and the second connecting part 7 are respectively fixedly connected with the inner wall of the connecting pipe 1.
As a preferable arrangement of the embodiment of the present invention, further, the inner cavities at two ends of the connecting pipe 1 are respectively and symmetrically provided with an accommodating cavity 8 for accommodating the stabilizer 4, the inner cavities at two ends of the connecting pipe 1 are respectively provided with a first mounting portion 9 for mounting the first connecting portion 6 and a second mounting portion 10 for mounting the second connecting portion 7, and a protruding ring portion 11 is arranged between the accommodating cavity 8 and the first mounting portion 9, and between the accommodating cavity 8 and the second mounting portion 10.
As a preferable arrangement of the embodiment of the present invention, further, oil injection holes 12 are respectively arranged at two ends of the pipe wall of the connecting pipe 1, the oil injection holes 12 are respectively communicated with the accommodating cavity 8, and the accommodating cavity 8 is filled with lubricating oil.
As a preferable configuration of the embodiment of the present invention, the first connecting portion 6 and the first mounting portion 10, and the second connecting portion 7 and the second mounting portion 10 are connected by interference fit.
When a grinding wheel shaft in a grinding machine can drive a grinding wheel to process, the radial run-out and the axial run-out of the grinding wheel shaft provided by the utility model can be controlled within 3mm, so that the occurrence of grinding wheel breakage caused by high-frequency impact of the grinding wheel on a grinding workpiece can be effectively reduced during high-speed grinding, and meanwhile, the grinding wheel runs stably due to smaller radial run-out and axial run-out, so that the grinding wheel shaft has higher processing precision.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims above, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Claims (4)
1. A high-precision grinding wheel spindle is characterized by comprising an H-shaped connecting pipe, a first shaft lever and a second shaft lever, wherein the first shaft lever and the second shaft lever are respectively arranged in inner cavities at two ends of the connecting pipe;
the first shaft lever and the second shaft lever are coaxially arranged;
one end of the first shaft lever, which is adjacent to the second shaft lever, is symmetrically provided with a stabilizing part, the bottom of the stabilizing part is coaxially drilled with a hole, and lead is poured into the hole;
the first shaft lever and the second shaft lever are respectively provided with a first connecting part and a second connecting part, and the first connecting part and the second connecting part are respectively fixedly connected with the inner wall of the connecting pipe.
2. The high-precision grinding wheel spindle according to claim 1, wherein the inner cavities of the two ends of the connecting tube are symmetrically provided with receiving cavities for receiving the stabilizers, the inner cavities of the two ends of the connecting tube are respectively provided with a first mounting portion for mounting the first connecting portion and a second mounting portion for mounting the second connecting portion, and a convex ring portion is arranged between the receiving cavities and the first mounting portion and between the receiving cavities and the second mounting portion.
3. The high-precision grinding wheel spindle as claimed in claim 2, wherein oil injection holes are respectively formed at two ends of the pipe wall of the connecting pipe, the oil injection holes are respectively communicated with the accommodating cavities, and the accommodating cavities are filled with lubricating oil.
4. The high precision grinding wheel spindle according to claim 2, wherein the first connecting portion and the first mounting portion and the second connecting portion and the second mounting portion are connected in an interference fit manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121503691.9U CN215317999U (en) | 2021-07-05 | 2021-07-05 | High-precision grinding wheel spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121503691.9U CN215317999U (en) | 2021-07-05 | 2021-07-05 | High-precision grinding wheel spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215317999U true CN215317999U (en) | 2021-12-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121503691.9U Active CN215317999U (en) | 2021-07-05 | 2021-07-05 | High-precision grinding wheel spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215317999U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116094239A (en) * | 2023-04-07 | 2023-05-09 | 德瑞精工（深圳）有限公司 | Low-jumping slender motor and processing method thereof |
-
2021
- 2021-07-05 CN CN202121503691.9U patent/CN215317999U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116094239A (en) * | 2023-04-07 | 2023-05-09 | 德瑞精工（深圳）有限公司 | Low-jumping slender motor and processing method thereof |
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