CN2904452Y - Moving-coil linear electric machine - Google Patents
Moving-coil linear electric machine Download PDFInfo
- Publication number
- CN2904452Y CN2904452Y CN 200620013897 CN200620013897U CN2904452Y CN 2904452 Y CN2904452 Y CN 2904452Y CN 200620013897 CN200620013897 CN 200620013897 CN 200620013897 U CN200620013897 U CN 200620013897U CN 2904452 Y CN2904452 Y CN 2904452Y
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- China
- Prior art keywords
- mover
- linear motor
- stator
- coil linear
- coil
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Abstract
This utility model discloses a moving coil linear motor, which comprises a stator and a relative motion mover; wherein the stator is comprised by at least one array module, and the mover is comprised by an iron core and a coil while the iron core is formed by gears and grooves and the coil is embedded in the groove. What's more, the mover is provided with a cooling path, which can improve the overload capacity of the motor by cooling the motor with the coolant and at the same time, an overheated temperature inductor is arranged on the mover, which can give the mover overheat protection when the inside temperature of the mover is too high. The utility model, the moving coil linear motor, is characterized in that this model does not have the disadvantages of poor stiffness, low efficiency, slow response and the existence of opposite clearance caused by the traditional ball screw drive.
Description
[technical field]
The utility model is about a kind of motor, refers to a kind of dynamic coil linear motor of winding coil relative stator motion especially.
[technical background]
Rectilinear motion is realized by synchronous band, screw rod or ball screw conversion indirectly by electric rotating machine traditionally, and the machine driving response is slow and hysteresis, there is certain tracking error, also influence the transmission stiffness of system, mechanically operated wearing and tearing and noise or the like all are the technical bottleneck of indirect drive in the high speed and precision automation equipment.The direct driving technologies that is made of linear electric motors has been cancelled the intermediate link between motor and the load, driving-chain between motor and the workbench is shortened to zero, having avoided shortcomings such as the backlass in the lead screw transmission, inertia, frictional force and rigidity deficiency, is the technological trend in markets, field such as high-end automation equipment, Digit Control Machine Tool.
The validity of linear electric motors operation and fail safe also need necessary self-shield ability except design optimizing and mechanical, electrical, hot comprehensive Design technical guarantee are arranged, reasonably cooling means then is to improve the important means of linear motor pushing force density.
[utility model content]
The technical problem that the utility model institute desire solves provides a kind of dynamic coil linear motor of direct driving, and is poor by the caused rigidity of traditional ball-screw transmission to overcome, efficient is low, low-response and have shortcoming such as backlass.
The technical scheme that the utility model adopted is: a kind of dynamic coil linear motor, the mover that comprises stator, relative stator motion, stator is made up of at least one magnet array module, mover comprises iron core and coil, form tooth and groove on the iron core at interval, the coil embedding also comprises cooling path on the mover in groove.
Be provided with temperature inductor in the described mover,, produce overtemperature protection with when the mover internal temperature is too high.
Described cooling path comprises vertical passage and interconnection and the liquid outlet that inlet, a plurality of order are communicated with, cooling fluid is after inlet flows to, behind vertical passage and interconnection, by circuitous second rear flank of flowing through of first side of mover, be back to first side again, described cooling fluid is a water.
Described cooling path adopts the sealing plug screw at end seal.
Described mover is made of iron core and coil priming by vacuum epoxy resin.
Described iron core is laminated by silicon steel sheet and constitutes.
The magnet array of described stator is oblique, and the groove of mover coil is straight shape.
The magnet array of described stator is straight shape, and the groove of mover coil is oblique.
Tooth and groove on the described stator core are rectangular.
The technique effect that the utility model reached is: the utility model mover directly drives load and does reciprocating linear motion, and realizes the high speed and precision location of load.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the installation diagram of the utility model dynamic coil linear motor.
Fig. 2 is the magnet array module of the utility model dynamic coil linear motor.
Fig. 3 is that the structural group of the mover of the utility model dynamic coil linear motor becomes exploded view.
Fig. 4 is the cooling path schematic diagram of the utility model dynamic coil linear motor.
[embodiment]
Be illustrated in figure 1 as the installation diagram of the utility model dynamic coil linear motor.Dynamic coil linear motor is made up of the mover 20 of fixed stator 10 and relative stator 10 motions, when mover 20 is switched on and stator 10 magnetic field interactions produce thrust.The utility model stator 10 modularizations comprise at least one magnet array module, can adopt a plurality of magnet array modules to form stator 10, to constitute required stroke.Be illustrated in figure 2 as a magnet array module 11,10 of modular stators can be combined into different strokes according to application need, the needs of workpiece motion s when satisfying work.The magnet array of stator 10 or magnet array module 11 is for reducing the teeth groove thrust that is caused by teeth groove, oblique arrangement at a certain angle, oblique magnet array module as shown in Figure 2, the utility model also can keep straight magnetic magnet array to reach same effect by skewed slot.
The utility model stator 10 is with oblique magnetic array design, and after 20 energisings of above-mentioned mover, stator 10 promptly produces motive force with the magnetic field interaction that mover 20 produces.The utility model is equiped with temperature sensor 30 in 28 of adjacent in twos coils, when mover 20 motions, because of the induction of temperature sensor 30, can produce overtemperature protection.
The utility model has also designed cooling path, cooling path directly is located on the mover 20, as shown in Figure 4, mover 20 comprises first end 32, second end 34, first side 36, second side 38, cooling path of the present utility model comprises end passage 42,44,46, wherein passage 42,46 are positioned at second end 34, passage 44 is positioned at first end 32, also comprise the passage parallel 41 with sidepiece, 43,45,47,49, the passage of flowing through of its cooling fluid is: enter from inlet 40, the passage 41 of flowing through successively, passage 42, passage 43, passage 44, passage 45, passage 46, passage 47, passage 47 backs of flowing through are by 48 times foldings of passage, the passage parallel with sidepiece 49 of flowing through, turn back to the foot passage (not shown) that is positioned at first side 36 by the passage that is positioned at second end, 34 bottoms (figure does not show) again, thereafter flowed out by liquid outlet 50, so circuitous cooling duct can make mover 20 fully cool off, to reach best cooling effect, there is the flow direction of sealing plug screw 60 control cooling fluids each cooling duct.Cooling fluid can be water or other cooling fluid.
Claims (10)
1. a dynamic coil linear motor comprises the mover that stator, relative stator are moved, and it is characterized in that: stator is made up of at least one magnet array module, mover comprises iron core and coil, form tooth and groove at interval on the iron core, the coil embedding also comprises cooling path on the mover in groove.
2. dynamic coil linear motor as claimed in claim 1 is characterized in that: be provided with temperature inductor in the described mover, with when the mover internal temperature is too high, produce overtemperature protection.
3. dynamic coil linear motor as claimed in claim 1, it is characterized in that: described cooling path comprises vertical passage and interconnection and the liquid outlet that inlet, a plurality of order are communicated with, cooling fluid is after inlet flows to, behind vertical passage and interconnection, by circuitous second rear flank of flowing through of first side of mover, be back to first side again.
4. dynamic coil linear motor as claimed in claim 3 is characterized in that: described cooling fluid is a water.
5. dynamic coil linear motor as claimed in claim 1 is characterized in that: described cooling path adopts the sealing plug screw at end seal.
6. dynamic coil linear motor as claimed in claim 1 is characterized in that: described mover is made of iron core and coil priming by vacuum epoxy resin.
7. dynamic coil linear motor as claimed in claim 1 is characterized in that: described iron core is laminated by silicon steel sheet and constitutes.
8. dynamic coil linear motor as claimed in claim 1 is characterized in that: the magnet array of described stator is oblique, and the groove of mover coil is straight shape.
9. dynamic coil linear motor as claimed in claim 1 is characterized in that: the magnet array of described stator is straight shape, and the groove of mover coil is oblique.
10. dynamic coil linear motor as claimed in claim 1 is characterized in that: tooth and groove on the described stator core are rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013897 CN2904452Y (en) | 2006-05-17 | 2006-05-17 | Moving-coil linear electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013897 CN2904452Y (en) | 2006-05-17 | 2006-05-17 | Moving-coil linear electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2904452Y true CN2904452Y (en) | 2007-05-23 |
Family
ID=38079866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620013897 Expired - Lifetime CN2904452Y (en) | 2006-05-17 | 2006-05-17 | Moving-coil linear electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2904452Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107786060A (en) * | 2016-08-30 | 2018-03-09 | 庞巴迪运输有限公司 | Primary coil and its manufacture method for linear induction motor |
| CN108475951A (en) * | 2015-12-23 | 2018-08-31 | 西门子股份公司 | The permanent magnet synchronous motor of rotor automatically decoupling in winding short circuit |
-
2006
- 2006-05-17 CN CN 200620013897 patent/CN2904452Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475951A (en) * | 2015-12-23 | 2018-08-31 | 西门子股份公司 | The permanent magnet synchronous motor of rotor automatically decoupling in winding short circuit |
| CN108475951B (en) * | 2015-12-23 | 2019-12-10 | 西门子股份公司 | permanent magnet synchronous motor with rotor automatically decoupled during winding short circuit |
| CN107786060A (en) * | 2016-08-30 | 2018-03-09 | 庞巴迪运输有限公司 | Primary coil and its manufacture method for linear induction motor |
| TWI705646B (en) * | 2016-08-30 | 2020-09-21 | 德商龐巴迪運輸有限責任公司 | Primary for linear induction motor and making method thereof |
| CN107786060B (en) * | 2016-08-30 | 2021-06-22 | 庞巴迪运输有限公司 | Primary coil for linear induction motor and method of manufacturing the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HAN S MOTOR TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN HAN S PME CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: No. 5 road 518057 in Guangdong province Shenzhen city Nanshan District high tech park of Pine Hill Factory District No. 8 Patentee after: Shenzhen Hans Electric Motor Co., Ltd. Address before: No. 5 road 518057 in Guangdong province Shenzhen city Nanshan District high tech park of Pine Hill Factory District No. 8 Patentee before: Shenzhen Han's Precision Macaronis Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070523 |
|
| EXPY | Termination of patent right or utility model |