CN220382876U - Novel permanent magnet direct-drive mechanism for vertical lathe workbench - Google Patents
Novel permanent magnet direct-drive mechanism for vertical lathe workbench Download PDFInfo
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- CN220382876U CN220382876U CN202321596597.1U CN202321596597U CN220382876U CN 220382876 U CN220382876 U CN 220382876U CN 202321596597 U CN202321596597 U CN 202321596597U CN 220382876 U CN220382876 U CN 220382876U
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- workbench
- vertical lathe
- permanent magnet
- stator
- drive mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000004804 winding Methods 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000002407 reforming Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a novel permanent magnet direct-drive mechanism for a vertical lathe workbench, which belongs to the technical field of vertical lathes, and comprises a workbench (4) and a workbench base (3), and is characterized in that: the workbench comprises a workbench base (3) fixedly connected with a stator assembly, the workbench (4) is fixedly connected with a rotor assembly (2), the stator assembly surrounds the rotor assembly (2), and a gap is reserved between the stator assembly and the rotor assembly (2). The technical scheme of the utility model provides a novel permanent magnet direct drive mechanism for a vertical lathe workbench, which realizes direct drive of the vertical lathe workbench, removes a speed reducing mechanism of a common vertical lathe, changes a driving mode of the common vertical lathe workbench, improves transmission efficiency, is easier to reform the conventional vertical lathe, has smaller processing amount for related parts of the workbench, and reduces reforming difficulty.
Description
Technical Field
The utility model belongs to the technical field of vertical lathes, and particularly relates to a novel permanent magnet direct-drive mechanism of a vertical lathe workbench.
Background
The rotation of the workbench of the traditional vertical lathe is realized by meshing a transmission gear with a gear ring connected to the workbench, and the power of the transmission gear is derived from a transmission system such as a gearbox driven by a motor. The transmission mode has the advantages of long transmission chain, complex structure, low efficiency and large volume, is easy to fail, and the power input mode of the gear ring can influence the rotation precision of the workbench when the load of the workbench fluctuates.
The Chinese patent with publication number of CN211102713U discloses a workbench structure of a vertical lathe driven by a permanent magnet motor, which adopts an outer rotor motor mode, namely a rotor assembly surrounds a stator assembly, and the rotor assembly is connected with a workbench to drive the workbench to rotate. When the stator component and the rotor component are large, the stator component is inconvenient to produce, install and fix; in addition, the technical scheme disclosed by the patent aims at improving the existing typical vertical lathe structure, so that the processing amount of related parts of the workbench is large, and the improvement difficulty is increased.
Disclosure of Invention
The utility model provides a novel permanent magnet direct-drive mechanism of a vertical lathe workbench, which has the advantages of shortened transmission chain, simple structure, high efficiency and high rotation precision, and is more suitable for modifying the existing vertical lathe.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a novel vertical lathe workstation permanent magnetism directly drives mechanism, includes workstation and workstation base, workstation base fixed connection stator module, workstation fixed connection rotor module, stator module surrounds rotor module, leave the clearance between stator module and the rotor module.
Preferably, the stator assembly includes a plurality of stator modules.
Preferably, the stator module includes a core and windings, the windings being embedded in the core.
Preferably, the rotor assembly comprises magnetic steel and a magnetic steel support, wherein the magnetic steel is fixedly connected with the magnetic steel support, and the magnetic steel support is fixedly connected with the workbench.
Preferably, a plurality of stator modules in the stator assembly are fixedly connected with the workbench base through parallel expansion sleeves.
Preferably, the parallel expansion sleeve comprises an expansion sleeve inner column and an expansion sleeve outer wall.
Preferably, the outer conical surface of the inner column of the expansion sleeve is matched with the inner conical surface of the outer wall of the expansion sleeve, and a notch is reserved on the outer wall of the expansion sleeve along the axial direction.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the technical scheme, the rotor assembly of the permanent magnet direct-drive mechanism is connected with the workbench, the stator assembly is directly fixed on the base, namely the stator assembly surrounds the rotor assembly, so that the direct drive of the permanent magnet direct-drive mechanism of the vertical lathe workbench is realized, the speed reducing mechanism of a common vertical lathe is omitted, energy sources are saved, the transmission efficiency is improved, the transmission chain is shortened, the structure is simple, and the efficiency is high.
2. Under any load working condition of the workbench, the resultant force of electromagnetic rotating force transmitted between the stator component and the rotor component only generates torque around the center of the workbench, does not generate radial force, and does not influence the rotation precision of the workbench.
3. The utility model adopts an inner rotor mode, the stator assembly consists of a plurality of stator assembly modules, is arranged on the inner wall of the base, is fixedly arranged by a parallel expansion sleeve expanding method, and has simple processing and installation methods even if the diameter of the stator assembly is large, and the rigidity of the stator assembly can be obtained after the stator assembly is installed.
4. According to the technical scheme, the rotor assembly mounting interface can be used for machining the stator mounting position on the workbench base by means of the interface between the gear ring and the workbench in the original vertical lathe, and the machining surface obtained after the turning of the workbench base is machined, so that the existing vertical lathe is easier to reform, the machining amount of relevant parts of the workbench is small, and the reforming difficulty is reduced.
Drawings
FIG. 1 is a schematic diagram of a stator module structure;
FIG. 2 is a schematic diagram of a rotor assembly;
FIG. 3 is a schematic diagram of the installation structure of the permanent magnet direct drive mechanism in the vertical lathe workbench;
FIG. 4 is an enlarged partial schematic view of a schematic view of the mounting structure of the rotor assembly and stator assembly of FIG. 3 inside the vertical lathe work table;
FIG. 5 is a schematic view of the stator assembly prior to installation of the parallel expansion shells;
FIG. 6 is a schematic structural view of a parallel expansion shell;
fig. 7 is a schematic structural view of the stator assembly after being connected to the parallel expansion shells.
In the figure: 2. a rotor assembly; 3. a workbench base; 4. a work table; 5. a core; 6. a winding; 7. magnetic steel; 8. a magnetic steel bracket; 9. a main shaft; 10. a radial bearing; 11. an axial bearing; 12. a stator module; 13. a parallel expansion sleeve; 14. a through hole of the expansion sleeve; 15. an inner column of the expansion sleeve; 16. an outer wall of the expansion sleeve; 17. and (3) a nut.
Detailed Description
The following detailed description of the present utility model is provided with reference to the examples and the accompanying drawings, so that those skilled in the art can more clearly understand the technical scheme of the present utility model, but the scope of the present utility model is not limited thereto.
As shown in fig. 1 to 7, the novel permanent magnet direct drive mechanism for the vertical lathe workbench comprises a workbench 4 and a workbench base 3, wherein the workbench base 3 is fixedly connected with a stator assembly, the workbench 4 is fixedly connected with a rotor assembly 2, the stator assembly surrounds the rotor assembly 2, and a gap is reserved between the stator assembly and the rotor assembly 2.
Preferably, the stator assembly includes a plurality of stator modules 12. The stator module 12 comprises a core 5 and a winding 6, wherein the winding 6 is embedded in the core 5, and the stator module 12 is formed after necessary operations such as shaping, paint dipping and the like.
Preferably, the plurality of stator modules 12 in the stator assembly are fixedly connected with the workbench base 3 through the parallel expansion sleeve 13, the parallel expansion sleeve 13 comprises an expansion sleeve inner column 15 and an expansion sleeve outer wall 16, the outer conical surface of the expansion sleeve inner column 15 is matched with the inner conical surface of the expansion sleeve outer wall 16, and the expansion sleeve outer wall 16 is provided with a notch along the axis direction. The stator assembly mounting position size according to the design requirement is processed on the workbench base 3, the mounting position size can be obtained after turning, the stator modules 12 are assembled at the stator mounting position on the workbench base 3, an expansion sleeve through hole 14 is formed between the two stator modules 12, the parallel expansion sleeve 13 is used for fixing the stator modules 12 through the expansion sleeve through hole 14, when the nut 17 is screwed down, the expansion sleeve inner column 15 and the expansion sleeve outer wall 16 relatively slide, the expansion sleeve outer wall 16 generates outward expansion deformation, all the stator modules 12 are expanded in the circumferential direction, the stator assemblies are fixed with the workbench base 3, and then the leads of the adjacent stator modules 12 are connected.
Preferably, the rotor assembly 2 comprises a magnetic steel 7 and a magnetic steel support 8, wherein the magnetic steel 7 is fixedly connected with the magnetic steel support 8, and the magnetic steel support 8 is fixedly connected with the workbench 4. Taking a typical structure of a traditional vertical lathe workbench as an example, processing a magnetic steel support 8 to be the same as an interface structure of an original gear ring and the workbench, installing and fixing magnetic steel 7 on the magnetic steel support 8 to form a rotor assembly 2, wherein the fixing method of the magnetic steel 7 and the magnetic steel support 8 can adopt methods of glue bonding, bolt fastening and the like; the rotor assembly 2 after completion is installed at the original transmission gear ring installation position in the same installation mode, and optionally bolts penetrate through holes in the magnetic steel support 8 and are fixedly connected with the workbench 4.
In the technical scheme of the utility model, the current is input into the stator assembly through the driver, the generated rotating magnetic field drives the rotor assembly 2 to rotate at a set rotating speed, and the rotor assembly 2 rotates together with the workbench 4 to drive the processed part to rotate.
In the process of modifying the workbench of the traditional vertical lathe, the main shaft 9, the radial bearing 10, the axial bearing 11 and other structures of the traditional vertical lathe are unchanged. The improvement of the traditional vertical lathe is realized by only processing the installation position of the stator assembly and the installation position of the rotor assembly by using the original gear ring installation position.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (7)
1. The utility model provides a novel vertical lathe workstation permanent magnetism directly drives mechanism, includes workstation (4) and workstation base (3), its characterized in that: the workbench comprises a workbench base (3), a stator assembly (1) and a rotor assembly (2), wherein the workbench base (3) is fixedly connected with the stator assembly (1), the rotor assembly (2) is surrounded by the stator assembly (1), and a gap is reserved between the stator assembly (1) and the rotor assembly (2).
2. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 1, wherein: the stator assembly (1) comprises a plurality of stator modules (12).
3. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 2, wherein: the stator module (12) comprises a core (5) and a winding (6), wherein the winding (6) is embedded in the core (5).
4. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 1, wherein: the rotor assembly (2) comprises magnetic steel (7) and a magnetic steel support (8), wherein the magnetic steel (7) is fixedly connected with the magnetic steel support (8), and the magnetic steel support (8) is fixedly connected with the workbench (4).
5. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 2, wherein: a plurality of stator modules (12) in the stator assembly (1) are fixedly connected with a workbench base (3) through parallel expansion sleeves (13).
6. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 5, wherein: the parallel expansion sleeve (13) comprises an expansion sleeve inner column (15) and an expansion sleeve outer wall (16).
7. The novel permanent magnet direct-drive mechanism for the vertical lathe workbench according to claim 6, wherein: the outer conical surface of the inner column (15) of the expansion sleeve is matched with the inner conical surface of the outer wall (16) of the expansion sleeve, and a gap is reserved on the outer wall (16) of the expansion sleeve along the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596597.1U CN220382876U (en) | 2023-06-21 | 2023-06-21 | Novel permanent magnet direct-drive mechanism for vertical lathe workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321596597.1U CN220382876U (en) | 2023-06-21 | 2023-06-21 | Novel permanent magnet direct-drive mechanism for vertical lathe workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220382876U true CN220382876U (en) | 2024-01-23 |
Family
ID=89562953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321596597.1U Active CN220382876U (en) | 2023-06-21 | 2023-06-21 | Novel permanent magnet direct-drive mechanism for vertical lathe workbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220382876U (en) |
-
2023
- 2023-06-21 CN CN202321596597.1U patent/CN220382876U/en active Active
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