CN219464774U - Main shaft with heat radiation structure - Google Patents
Main shaft with heat radiation structure Download PDFInfo
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- CN219464774U CN219464774U CN202320518698.0U CN202320518698U CN219464774U CN 219464774 U CN219464774 U CN 219464774U CN 202320518698 U CN202320518698 U CN 202320518698U CN 219464774 U CN219464774 U CN 219464774U
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- main shaft
- shaft body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model provides a main shaft with a heat dissipation structure, which comprises an outer protective shell and a main shaft body, wherein a cavity is formed between the inner side of the outer protective shell and the main shaft body, the outer protective shell is connected with the main shaft body through a bearing, one end of the main shaft body is provided with a connecting piece, a stabilizing piece is arranged between the connecting piece and the main shaft body, an oil inlet is formed in the connecting piece, and an oil outlet is formed in the other end of the main shaft body; according to the utility model, the lubricating liquid passes through the surface of the main shaft body, absorbs heat of the main shaft body through the lubricating liquid, then gradually moves to the other end of the cavity, lubricates the bearing at the other end, and after the lubrication is finished, can flow out the lubricating liquid absorbing the heat through the oil outlet, so that the heat on the main shaft body can be taken away, and the overall heat dissipation effect is improved.
Description
Technical Field
The utility model belongs to the field of numerical control machine tools, and particularly relates to a main shaft with a heat dissipation structure.
Background
The main shaft of the numerically controlled machine tool is the shaft of the machine tool for driving the workpiece or the cutter to rotate, and is usually composed of main shaft, bearing, driving part (gear or belt wheel) and other parts. The accuracy of movement and structural rigidity of the spindle unit are important factors in determining machining quality and cutting efficiency. The indexes for measuring the performance of the main shaft component are mainly rotation precision, rigidity and speed adaptability.
The main shaft of the numerical control machine tool can generate high temperature when running at high speed, and the long-time high-temperature state of the main shaft of the numerical control machine tool can reduce the service life of the main shaft of the numerical control machine tool, but in the prior art, the main shaft of the numerical control machine tool has poor heat dissipation function, which is not beneficial to improving the whole use effect of the main shaft.
In summary, the present utility model provides a spindle with a heat dissipation structure to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a main shaft with a heat dissipation structure, which solves the problems that the main shaft of a numerical control machine tool in the prior art is poor in heat dissipation function, is unfavorable for improving the overall use effect of the main shaft, and the like.
The utility model provides a main shaft with heat radiation structure, includes outer protective housing and main shaft body, form a cavity between the inboard of outer protective housing and the main shaft body, outer protective housing and main shaft body pass through the bearing and connect, the connecting piece is equipped with to main shaft body's one end, install steady firmware between connecting piece and the main shaft body, the oil inlet has been seted up on the connecting piece, the oil-out has been seted up to main shaft body's the other end.
As a technical scheme of the utility model, the number of the bearings is four, the bearings are respectively positioned at two ends of the main shaft body, and the four bearings are simultaneously positioned in the cavity.
As a technical scheme of the utility model, one end of the oil inlet is communicated with the cavity.
As a technical scheme of the utility model, one end of the oil outlet is communicated with the cavity.
As a technical scheme of the utility model, the number of the oil inlets and the oil outlets is a plurality of, and the oil inlets and the oil outlets are respectively arranged in a circumference manner.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the lubricating liquid passes through the surface of the main shaft body, absorbs heat of the main shaft body through the lubricating liquid, then gradually moves to the other end of the cavity, lubricates the bearing at the other end, and after the lubrication is finished, can flow out the lubricating liquid absorbing the heat through the oil outlet, so that the heat on the main shaft body can be taken away, and the overall heat dissipation effect is improved.
Drawings
FIG. 1 is a schematic overall cross-sectional view of the present utility model.
Fig. 2 is a schematic overall outside view of the present utility model.
FIG. 3 is an enlarged schematic view of section A of the present utility model.
In the figure:
1. an outer protective shell; 2. a main shaft body; 3. a cavity; 4. a bearing; 5. a connecting piece; 6. a stabilizing piece; 7. an oil inlet; 8. an oil outlet.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-3, the utility model provides a main shaft with a heat dissipation structure, which comprises an outer protective shell 1 and a main shaft body 2, wherein a cavity 3 is formed between the inner side of the outer protective shell 1 and the main shaft body 2, the outer protective shell 1 is connected with the main shaft body 2 through a bearing 4, one end of the main shaft body 2 is provided with a connecting piece 5, a steady piece 6 is arranged between the connecting piece 5 and the main shaft body 2, an oil inlet 7 is arranged on the connecting piece 5, an oil outlet 8 is arranged at the other end of the main shaft body 2, heat of the main shaft body 2 is absorbed through lubricating liquid through the surface of the main shaft body 2, then the lubricating liquid gradually moves to the other end of the cavity 3 to lubricate a bearing 4 at the other end, and after lubrication is completed, the lubricating liquid absorbing the heat can flow out through the oil outlet 8, so that the heat on the main shaft body 2 can be taken away, and the whole heat dissipation effect is improved.
As one embodiment of the present utility model, the number of the bearings 4 is four, and the bearings 4 are respectively located at two ends of the main shaft body 2, and the four bearings 4 are simultaneously located inside the cavity 3.
As an embodiment of the present utility model, one end of the oil inlet 7 is communicated with the cavity 3, and the lubricating fluid is fed from the inside of the oil inlet 7, and because one end of the oil inlet 7 is communicated with the cavity 3, the lubricating fluid firstly enters the cavity 3 to lubricate the bearing 4 at one end inside the cavity 3.
As an embodiment of the present utility model, one end of the oil outlet 8 is communicated with the cavity 3, and after lubrication is completed, the lubricating liquid absorbing heat can flow out through the oil outlet 8.
As an embodiment of the present utility model, the number of the oil inlets 7 and the oil outlets 8 is plural, and the oil inlets and the oil outlets are respectively circumferentially arranged.
The specific working principle is as follows:
during practical use, the lubricating liquid is fed into the oil inlet 7, one end of the oil inlet 7 is communicated with the cavity 3, the lubricating liquid firstly enters into the cavity 3 to lubricate the bearing 4 at one end of the cavity 3, then the lubricating liquid absorbs heat of the main shaft body 2 through the surface of the main shaft body 2, then gradually moves to the other end of the cavity 3 to lubricate the bearing 4 at the other end, after lubrication is completed, the lubricating liquid absorbing heat can flow out through the oil outlet 8, so that heat on the main shaft body 2 can be taken away, and the integral heat dissipation effect is improved.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a main shaft with heat radiation structure, includes outer protective housing (1) and main shaft body (2), its characterized in that: a cavity (3) is formed between the inner side of the outer protective shell (1) and the main shaft body (2), the outer protective shell (1) is connected with the main shaft body (2) through a bearing (4), a connecting piece (5) is arranged at one end of the main shaft body (2), a stabilizing piece (6) is arranged between the connecting piece (5) and the main shaft body (2), an oil inlet (7) is formed in the connecting piece (5), and an oil outlet (8) is formed in the other end of the main shaft body (2).
2. A spindle with heat dissipating structure as set forth in claim 1, wherein: the number of the bearings (4) is four, the bearings are respectively positioned at two ends of the main shaft body (2), and the four bearings (4) are simultaneously positioned in the cavity (3).
3. A spindle with heat dissipating structure as set forth in claim 1, wherein: one end of the oil inlet (7) is communicated with the cavity (3).
4. A spindle with heat dissipating structure as set forth in claim 1, wherein: one end of the oil outlet (8) is communicated with the cavity (3).
5. A spindle with heat dissipating structure as set forth in claim 1, wherein: the number of the oil inlets (7) and the oil outlets (8) is multiple, and the oil inlets and the oil outlets are respectively arranged in a circumference mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320518698.0U CN219464774U (en) | 2023-03-17 | 2023-03-17 | Main shaft with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320518698.0U CN219464774U (en) | 2023-03-17 | 2023-03-17 | Main shaft with heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219464774U true CN219464774U (en) | 2023-08-04 |
Family
ID=87434922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320518698.0U Active CN219464774U (en) | 2023-03-17 | 2023-03-17 | Main shaft with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219464774U (en) |
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2023
- 2023-03-17 CN CN202320518698.0U patent/CN219464774U/en active Active
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