CN221246954U - Electric spindle device with reinforced air cooling structure - Google Patents
Electric spindle device with reinforced air cooling structure Download PDFInfo
- Publication number
- CN221246954U CN221246954U CN202322560359.1U CN202322560359U CN221246954U CN 221246954 U CN221246954 U CN 221246954U CN 202322560359 U CN202322560359 U CN 202322560359U CN 221246954 U CN221246954 U CN 221246954U
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- China
- Prior art keywords
- insulating cylinder
- type semiconductor
- fixedly connected
- spiral
- electric spindle
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- 238000001816 cooling Methods 0.000 title claims abstract description 23
- 239000004065 semiconductor Substances 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010248 power generation Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 description 9
- 238000009413 insulation Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an electric spindle device with an enhanced air cooling structure, which comprises a shell, wherein a first insulating cylinder is fixedly connected to the outer wall of the shell, a second insulating cylinder is arranged outside the first insulating cylinder, a spiral box is fixedly connected between the first insulating cylinder and the second insulating cylinder, the spiral box consists of two spiral plates and two sealing blocks, a plurality of N-type semiconductor blocks and P-type semiconductor blocks which are positioned between the two spiral plates are fixedly connected between the first insulating cylinder and the second insulating cylinder, the N-type semiconductor blocks and the P-type semiconductor blocks are distributed in a staggered manner and are electrically connected with each other, the N-type semiconductor blocks and the P-type semiconductor blocks are connected in series through wires, and when direct current passes through the N-type semiconductor blocks and the P-type semiconductor blocks, heat transfer is generated between the two ends of the N-type semiconductor blocks, so that heat is transferred from the first insulating cylinder to the second insulating cylinder, and an air pump drives air circulation to enable the temperature of each part of the first insulating cylinder to be balanced, and the temperature of the semiconductor is lowered and the air is balanced, so that oil leakage during oil cooling cannot occur.
Description
Technical Field
The utility model relates to the technical field of electric spindle devices, in particular to an electric spindle device with a reinforced air cooling structure.
Background
An electric spindle is a new technology for integrating a machine tool spindle and a spindle motor in the field of numerical control machine tools.
The electric spindle generally adopts a forced circulation oil cooling mode to cool the stator and the spindle bearing of the electric spindle, and cooling oil passing through the oil cooling device is forced to circulate outside the stator and the spindle bearing of the spindle, so that heat generated by high-speed rotation of the spindle is taken away.
The existing oil cooling mode can take away heat, but when the oil cooling mode is used, cooling oil is easy to leak, and certain influence is caused on production and manufacture.
Disclosure of utility model
The present utility model addresses the above problems by providing an electric spindle device with a reinforced air-cooled structure, which has the effect of eliminating the need for cooling oil circulation.
The utility model is realized in such a way, an electric spindle device with an enhanced air cooling structure comprises a shell, wherein the outer wall of the shell is fixedly connected with a first insulating cylinder, a second insulating cylinder is arranged outside the first insulating cylinder, a spiral box is fixedly connected between the first insulating cylinder and the second insulating cylinder, and the spiral box consists of two spiral plates and two sealing blocks;
The N-type semiconductor blocks and the P-type semiconductor blocks are distributed in a staggered mode and are electrically connected with each other.
In order to prevent heat from being transferred to the first insulating cylinder through the screw box, as an electric spindle device with a reinforced air cooling structure of the present utility model, preferably, two sealing blocks are fixedly connected to both ends of the screw plate, and the inside of the screw box is a vacuum structure.
In order to prevent heat from entering between the first insulating cylinder and the second insulating cylinder, as an electric spindle device with the reinforced air cooling structure, preferably, a spiral heat insulation ring is fixedly connected to the inside of the second insulating cylinder, and the spiral heat insulation ring is abutted against the outer wall of the spiral box.
In order to enable the temperature of each part of the first insulating cylinder to be in an equilibrium state, the electric spindle device with the reinforced air cooling structure is preferable, the left side and the right side of the first insulating cylinder and the right side of the second insulating cylinder are respectively and fixedly connected with a sealing ring and a sealing plate, a pipeline is communicated between the sealing ring and the sealing plate, and an air pump is arranged on the outer wall of the pipeline.
In order to radiate heat for the second insulating cylinder, as an electric spindle device with a reinforced air cooling structure, preferably, the right end surface of the sealing plate is fixedly connected with a fixing ring, and the outer wall of the fixing ring is fixedly connected with a heat radiating box;
The right end face of the heat dissipation box is provided with a fan positioned inside the fixed ring.
In order to enable air to enter the heat dissipation box, the electric spindle device with the reinforced air cooling structure is preferable, and a plurality of evenly distributed vent holes are formed in the outer wall of the fixing ring in a penetrating mode.
In order to improve the heat conducting performance of the first insulating cylinder and the second insulating cylinder while insulating, the electric spindle device with the reinforced air cooling structure is preferably made of silicon carbide ceramics.
Compared with the prior art, the utility model has the beneficial effects that:
According to the electric spindle device with the reinforced air cooling structure, the N-type semiconductor blocks and the P-type semiconductor blocks are connected in series through the lead, when direct current passes through, heat transfer is generated between the two ends, so that heat is transferred from the first insulating cylinder to the second insulating cylinder, meanwhile, the air pump drives air to circulate between the spiral heat insulation ring and the first insulating cylinder, the temperature of each part of the first insulating cylinder tends to be balanced, the temperature of the semiconductor is reduced, the temperature of the semiconductor is balanced, and oil leakage during oil cooling cannot occur.
Drawings
FIG. 1 is a diagram of the overall structure of the present utility model;
FIG. 2 is an internal structural diagram of the present utility model;
FIG. 3 is a schematic diagram of a spiral insulating ring structure in accordance with the present utility model;
FIG. 4 is a diagram of a retaining ring structure according to the present utility model;
In the figure: 1. a housing; 2. a first insulating cylinder; 3. a second insulating cylinder; 4. a spiral plate; 5. an N-type semiconductor block; 6. a P-type semiconductor block; 7. a sealing block; 8. a seal ring; 9. a sealing plate; 10. a pipe; 11. an air extracting pump; 12. a spiral insulating ring; 13. a fixing ring; 14. a vent hole; 15. a heat radiation box; 16. a blower.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify 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 therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 3, an electric spindle device with an enhanced air cooling structure includes a housing 1, a first insulating cylinder 2 is fixedly connected to an outer wall of the housing 1, a second insulating cylinder 3 is arranged outside the first insulating cylinder 2, and a spiral box is fixedly connected between the first insulating cylinder 2 and the second insulating cylinder 3 and is composed of two spiral plates 4 and two sealing blocks 7;
A plurality of N-type semiconductor blocks 5 and P-type semiconductor blocks 6 positioned between the two spiral plates 4 are fixedly connected between the first insulating cylinder 2 and the second insulating cylinder 3, and the N-type semiconductor blocks 5 and the P-type semiconductor blocks 6 are distributed in a staggered mode and are electrically connected with each other.
In this embodiment: when direct current passes through, heat transfer is generated between two ends of the N-type semiconductor block 5 and the P-type semiconductor block 6, so that heat is transferred from the first insulating cylinder 2 to the second insulating cylinder 3, heat in the shell 1 is transferred to the first insulating cylinder 2 through the shell 1, and then is transferred to the second insulating cylinder 3 through the N-type semiconductor block 5 and the P-type semiconductor block 6, and finally is discharged to the outside.
As a technical optimization scheme of the utility model, two sealing blocks 7 are fixedly connected to two ends of the spiral plate 4, and the inside of the spiral box is of a vacuum structure.
In this embodiment: the inside of the screw case is a vacuum structure, preventing external heat from being transferred to the first insulating cylinder 2 through the screw case.
As a technical optimization scheme of the utility model, a spiral heat insulation ring 12 is fixedly connected inside the second insulating cylinder 3, and the spiral heat insulation ring 12 is abutted with the outer wall of the spiral box.
In this embodiment: the spiral heat insulation ring 12 is made of polyurethane foam material, and prevents heat from entering between the first insulating cylinder 2 and the second insulating cylinder 3.
As a technical optimization scheme of the utility model, the left side and the right side of the first insulating cylinder 2 and the second insulating cylinder 3 are respectively and fixedly connected with a sealing ring 8 and a sealing plate 9, a pipeline 10 is communicated between the sealing ring 8 and the sealing plate 9, and an air pump 11 is arranged on the outer wall of the pipeline 10.
In this embodiment: the gas is filled between the first insulating cylinder 2 and the second insulating cylinder 3, and as the heat generated by the motorized spindle during rotation is different from each other, the temperature of the first insulating cylinder 2 is different from each other, and the temperature of the first insulating cylinder 2 tends to be balanced in the process that the air pump 11 pumps the gas to circulate between the first insulating cylinder 2 and the second insulating cylinder 3.
As a technical optimization scheme of the utility model, the right end face of the sealing plate 9 is fixedly connected with a fixed ring 13, and the outer wall of the fixed ring 13 is fixedly connected with a heat dissipation box 15;
A blower 16 positioned inside the fixed ring 13 is installed on the right end face of the heat dissipation box 15.
In this embodiment: the fan 16 pumps external cold air into the heat-dissipating box 15, the cold air is discharged from the other end of the heat-dissipating box 15, and in this process, the heat on the second insulating cylinder 3 is taken away, and the fixing ring 13 plays a role in facilitating fixing of the heat-dissipating box 15.
As a technical optimization scheme of the utility model, a plurality of evenly distributed vent holes 14 are formed through the outer wall of the fixed ring 13.
In this embodiment: cool air enters the inside of the heat radiation box 15 through the vent hole 14.
As a technical optimization scheme of the utility model, the first insulating cylinder 2 and the second insulating cylinder 3 are made of silicon carbide ceramics.
In this embodiment: the silicon carbide ceramic has good heat conduction performance while insulating.
The working principle and the using flow of the utility model are as follows:
The N-type semiconductor block 5 and the P-type semiconductor block 6 are connected in series, when direct current passes through, heat transfer is generated between the two ends of the N-type semiconductor block 5 and the P-type semiconductor block 6, so that heat is transferred from the first insulating cylinder 2 to the second insulating cylinder 3, heat in the shell 1 is transferred to the first insulating cylinder 2 through the shell 1, and then is transferred to the second insulating cylinder 3 through the N-type semiconductor block 5 and the P-type semiconductor block 6, and finally is discharged to the outside;
The gas is filled between the first insulating cylinder 2 and the second insulating cylinder 3, and as the heat generated by the motorized spindle during rotation is different from each other, the temperature of the first insulating cylinder 2 is different from each other, and the temperature of the first insulating cylinder 2 tends to be balanced in the process that the air pump 11 pumps the gas to circulate between the first insulating cylinder 2 and the second insulating cylinder 3.
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, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. Electric spindle unit with strengthen forced air cooling structure, including casing (1), its characterized in that: the outer wall of the shell (1) is fixedly connected with a first insulating cylinder (2), a second insulating cylinder (3) is arranged outside the first insulating cylinder (2), a spiral box is fixedly connected between the first insulating cylinder (2) and the second insulating cylinder (3), and the spiral box consists of two spiral plates (4) and two sealing blocks (7);
The novel solar energy power generation device is characterized in that a plurality of N-type semiconductor blocks (5) and P-type semiconductor blocks (6) which are positioned between two spiral plates (4) are fixedly connected between the first insulating cylinder (2) and the second insulating cylinder (3), and the N-type semiconductor blocks (5) and the P-type semiconductor blocks (6) are distributed in a staggered mode and are electrically connected with each other.
2. An electric spindle device having a reinforced air-cooled structure as set forth in claim 1, wherein: the two sealing blocks (7) are fixedly connected to the two ends of the spiral plate (4), and the inside of the spiral box is of a vacuum structure.
3. An electric spindle device having a reinforced air-cooled structure as set forth in claim 1, wherein: the inside fixedly connected with spiral heat insulating ring (12) of second insulating cylinder (3), spiral heat insulating ring (12) and the outer wall butt of spiral case.
4. An electric spindle device having a reinforced air-cooled structure as set forth in claim 1, wherein: the sealing device is characterized in that the left side and the right side of the first insulating cylinder (2) and the second insulating cylinder (3) are respectively and fixedly connected with a sealing ring (8) and a sealing plate (9), a pipeline (10) is communicated between the sealing ring (8) and the sealing plate (9), and an air pump (11) is arranged on the outer wall of the pipeline (10).
5. An electric spindle device having a reinforced air-cooled structure as set forth in claim 4, wherein: the right end face of the sealing plate (9) is fixedly connected with a fixing ring (13), and the outer wall of the fixing ring (13) is fixedly connected with a heat dissipation box (15);
The right end face of the radiating box (15) is provided with a fan (16) positioned in the fixing ring (13).
6. An electric spindle device having a reinforced air-cooled structure as set forth in claim 5, wherein: the outer wall of the fixed ring (13) is provided with a plurality of evenly distributed vent holes (14) in a penetrating way.
7. An electric spindle device having a reinforced air-cooled structure as set forth in claim 1, wherein: the first insulating cylinder (2) and the second insulating cylinder (3) are made of silicon carbide ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322560359.1U CN221246954U (en) | 2023-09-20 | 2023-09-20 | Electric spindle device with reinforced air cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322560359.1U CN221246954U (en) | 2023-09-20 | 2023-09-20 | Electric spindle device with reinforced air cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221246954U true CN221246954U (en) | 2024-07-02 |
Family
ID=91660007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322560359.1U Active CN221246954U (en) | 2023-09-20 | 2023-09-20 | Electric spindle device with reinforced air cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221246954U (en) |
-
2023
- 2023-09-20 CN CN202322560359.1U patent/CN221246954U/en active Active
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| GR01 | Patent grant |