CN203278583U - Machine tool main shaft AC (alternating current) permanent magnet synchronous motor - Google Patents
Machine tool main shaft AC (alternating current) permanent magnet synchronous motor Download PDFInfo
- Publication number
- CN203278583U CN203278583U CN 201320204572 CN201320204572U CN203278583U CN 203278583 U CN203278583 U CN 203278583U CN 201320204572 CN201320204572 CN 201320204572 CN 201320204572 U CN201320204572 U CN 201320204572U CN 203278583 U CN203278583 U CN 203278583U
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- China
- Prior art keywords
- machine tool
- main shaft
- synchronous motor
- permanent magnet
- steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 238000004080 punching Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 abstract description 2
- 230000005389 magnetism Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
A machine tool main shaft AC (alternating current) permanent magnet synchronous motor is provided, wherein a stator is composed of copper wires having an equal number of turns and superposed silicon steel punching sheets as in standard requirements; intermediate positions of a contact surface between the stator and a casing are fixed by four equant inner hexagonal conical end fastening screws; a rotor is composed of four pairs of N-S pole magnet steels, wherein equal gaps are arranged between the magnet steels; the magnet steels are adhered to a steel sleeve; the steel sleeve is disposed on an outer wall of the main shaft; and two ends of the steel sleeve are connected with the main shaft through an A-type flat key by using an axial elastic check ring and another axial elastic check ring respectively. The machine tool main shaft AC permanent magnet synchronous motor is simple in structure, and can be suitably installed and used easily in machine tool main shaft motors of the same kind in various models; and through a method of weak magnetism, the performance of the machine tool main shaft AC permanent magnet synchronous motor is improved, the material is saved, the cost is reduced, and the energy is saved too.
Description
Technical field
The utility model relates to a kind of synchronous motor, particularly a kind of machine tool chief axis AC permanent magnet synchronous motor.
Background technology
Present AC permanent magnet synchronous motor is structurally by front end housing, rear end cap, casing, stator, rotor, encoder whole machine installation, could realize the performance requirement of AC permanent magnet synchronous motor, and complex structure during installation, required precision is high, cost is high.In addition, under the Same Efficieney parameter request, adaptive machine is single;
Permanent magnet ac servo system has adopted encoder to detect position of magnetic pole, and its algorithm is complicated.
Summary of the invention
The defective that exists for overcoming prior art the utility model proposes a kind of being fixed on axle, installation, convenient disassembly, the machine tool chief axis AC permanent magnet synchronous motor that on mechanical structure, precision is high.
Realize the utility model purpose, the technical scheme of taking is: the machine tool chief axis AC permanent magnet synchronous motor, comprise: front end housing, main spindle box, casing, stator, magnet steel, steel bushing, rear end cap, soket head cap screw, circlip for shaft, interior hexagonal cone end trip bolt, A type flat key, circlip for shaft, it is characterized in that: described stator is comprised of the copper cash of the impartial number of turn and stack silicon steel punching, and holds trip bolt to fix in stator and casing contact-making surface middle part by the interior hexagonal cone of four deciles; Described rotor is made of magnet steel and four pairs of N, S level magnet steel, between every magnet steel and magnet steel, impartial gap is arranged; Bonding magnetic steel is on steel bushing, and steel bushing is installed on spindle outer wall; The two ends of steel bushing are connected A type flat key with circlip for shaft respectively and are connected with main shaft with circlip for shaft.
The beneficial effect of the utility model machine tool chief axis AC permanent magnet synchronous motor is: simple in structure, be easy to install and use on the similar spindle motor of machine tool of adaptive Multiple Type; Be bonded in by four couples of N, S level magnet steel the rotor that the steel bushing outer wall forms, be fixed on axle, installation, convenient disassembly, on mechanical structure, precision is high, when installing between every magnetic pole and magnetic pole, the subdivided gaps such as even is arranged, by the mode of weak magnetic, improved the performance of machine tool chief axis AC permanent magnet synchronous motor, save material, reduced cost, saved the energy.
Below in conjunction with embodiment and accompanying drawing, the utility model is described further.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is parts assembly structure figure of the present utility model;
Fig. 3 is rotor schematic cross-section of the present utility model.
Shown in figure: serial number name: main shaft 1, front end housing 2, main spindle box 3, casing 4, stator 5, magnet steel (neodymium iron boron) 6, steel bushing 7, rear end cap 8, soket head cap screw 9, circlip for shaft 10, interior hexagonal cone end trip bolt 11, plain edition A type flat key 12, circlip for shaft 13, soket head cap screw 14, soket head cap screw 15.
Embodiment
The machine tool chief axis AC permanent magnet synchronous motor, the stator that mainly comprises main shaft, front end housing, main spindle box, casing, formed by the stack silicon steel punching of the copper cash of the impartial number of turn and standard-required, and be arranged on casing inner wall, be bonded in by four couples of N, S level Nd-Fe-B magnet steel the rotor that forms on the steel bushing outer wall.
Described front end housing 2, rear end cap 8 are installed on respectively on the left and right both ends of the surface of main spindle box 3, and with soket head cap screw, it are separately fixed at main spindle box 3 two ends, and it is the body parts of machine tool chief axis together with main spindle box.
Described casing 4 namely is arranged on main spindle box die cavity inwall, and is fixed in front end housing 2 one sides with soket head cap screw, and the facial fineness in outer wall two ends reaches 0.8 μ m.
Described stator is to be fixedly mounted on casing 4 inwalls, formed by the copper cash of the impartial number of turn and the stack silicon steel punching of standard-required, and interior hexagonal cone end trip bolt 11 lockings of four deciles being housed in stator and casing contact-making surface middle part, prevent that its High Rotation Speed from producing kinetic force of friction
Described four couples of N, S level magnet steel 6 are bonded in the rotor that steel bushing 7 outer walls form, to be installed on the outer wall of main shaft 1, impartial subdivided gap is arranged when installing between every magnetic pole and magnetic pole, the two ends, left and right of steel bushing 7 are fixed on main shaft 1 with circlip for shaft 10 and circlip for shaft 13 respectively, and are connected with axle by the mode of using plain edition A type flat key 12.
Claims (3)
1. machine tool chief axis AC permanent magnet synchronous motor, comprise: front end housing (2), main spindle box (3), casing (4), stator (5), magnet steel (6), steel bushing (7), rear end cap (8), soket head cap screw (9), circlip for shaft (10), interior hexagonal cone end trip bolt (11), A type flat key (12), circlip for shaft (13), it is characterized in that: described stator (5) is comprised of copper cash and the stack silicon steel punching of the impartial number of turn, and fixing by the interior hexagonal cone end trip bolt (11) of four deciles at stator and casing (4) contact-making surface middle part, described rotor is made of four couples of N, S level magnet steel (6), between every magnet steel and magnet steel, impartial gap is arranged, magnet steel (6) is bonded on steel bushing (7), and steel bushing (7) is installed on spindle outer wall, the two ends of steel bushing (7) use respectively circlip for shaft (10) to be connected 13 with circlip for shaft) be connected with main shaft (1) by A type flat key (12).
2. machine tool chief axis AC permanent magnet synchronous motor according to claim 1, it is characterized in that: described casing (4) is arranged on main spindle box (3) die cavity inwall, and is fixed on front end housing (2) one sides.
3. machine tool chief axis AC permanent magnet synchronous motor according to claim 1, it is characterized in that: described front end housing (2) and rear end cap (8) are installed on respectively on two ends, the left and right end face of main spindle box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320204572 CN203278583U (en) | 2013-04-22 | 2013-04-22 | Machine tool main shaft AC (alternating current) permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320204572 CN203278583U (en) | 2013-04-22 | 2013-04-22 | Machine tool main shaft AC (alternating current) permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278583U true CN203278583U (en) | 2013-11-06 |
Family
ID=49508908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320204572 Expired - Fee Related CN203278583U (en) | 2013-04-22 | 2013-04-22 | Machine tool main shaft AC (alternating current) permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203278583U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113176A (en) * | 2014-06-23 | 2014-10-22 | 华中科技大学 | Turning-milling direct-drive type permanent magnetism synchronization electric spindle motor |
| CN106655607A (en) * | 2015-10-30 | 2017-05-10 | 北京精密机电控制设备研究所 | Rotor assembly of integrated lead screw |
-
2013
- 2013-04-22 CN CN 201320204572 patent/CN203278583U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113176A (en) * | 2014-06-23 | 2014-10-22 | 华中科技大学 | Turning-milling direct-drive type permanent magnetism synchronization electric spindle motor |
| CN106655607A (en) * | 2015-10-30 | 2017-05-10 | 北京精密机电控制设备研究所 | Rotor assembly of integrated lead screw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20210422 |