CN207719913U - A kind of bilinear magneto - Google Patents
A kind of bilinear magneto Download PDFInfo
- Publication number
- CN207719913U CN207719913U CN201820012392.7U CN201820012392U CN207719913U CN 207719913 U CN207719913 U CN 207719913U CN 201820012392 U CN201820012392 U CN 201820012392U CN 207719913 U CN207719913 U CN 207719913U
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- rotor
- stator
- screw rod
- casing
- bilinear
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Abstract
The utility model proposes a kind of bilinear magnetoes, including shell, stator, rotor, screw rod and shaft, shell includes electric motor end cap and casing, electric motor end cap is fixed on one end of casing, shaft one end and external stability, the other end is fixedly connected across electric motor end cap with stator, screw rod passes through the center of stator, screw rod upper end is connect with electric motor end cap, the inner wall of casing is equipped with internal thread, the outer wall of screw rod is equipped with external screw thread, and rotor is located at the lower section of stator, rotor inside diameter surface and external diameter surface the internal thread screw-thread fit with the external screw thread of screw rod and casing respectively.The utility model rotor uses tray type structure, it connect cooperation simultaneously with casing and screw flight by rotor internal-and external diameter surface, realize the purpose of casing and screw rod while linear motion, especially to the heavy load object of vertical movement, safe operation, it is simple in structure, while meeting the linear motion of two objects.
Description
Technical field
The utility model belongs to Design of PM Motor field, is related to a kind of permanent magnetic linear synchronous motor, more particularly to a kind of
Bilinear magneto.
Background technology
Due to linear motor itself unique advantage, more countries have carried out the case study to linear motor, more next
More related quality products continuously emerges, and linear motor will be widely used in every field in the near future.
In the industry, linear motor has unique advantage in Linear transmission and material conveying etc..But existing motor is difficult full
Sufficient heavy load and drive shaft are the linear motions of vertical plane, can not achieve casing and screw rod while moving along a straight line.
Utility model content
Purpose of utility model
In order to more be applied in above-mentioned field, such as encounter heavy load and also drive shaft be vertical plane straight line fortune
It is dynamic.The utility model proposes a kind of bilinear permanent magnet motor structure, permanent magnet motor stator and rotor uses tray type structure, passes through rotor
Rotation achievees the purpose that realize linear motion with linear-motion object mechanical engagement.
Technical solution
A kind of bilinear magneto, including shell, stator, rotor, screw rod and shaft, it is characterised in that：Shell includes
Electric motor end cap and casing, electric motor end cap are fixed on one end of casing, shaft one end and external stability, and the other end passes through electric motor end cap
It is fixedly connected with stator, screw rod passes through the center of stator, screw rod upper end to be connect with electric motor end cap, and the inner wall of casing is equipped with interior spiral shell
Line, the outer wall of screw rod are equipped with external screw thread, and rotor is located at the lower section of stator, rotor inside diameter surface and external diameter surface respectively with screw rod
The internal thread screw-thread fit of external screw thread and casing.
The screw rod upper end passes through electric motor end cap, passes through the part of electric motor end cap to be equipped with keyway, keyway is bolted
There are key, screw rod to coordinate by key and electric motor end cap.
The stator and rotor use tray type structure.
The stator includes stator end plate, stator core and winding, and the stator core for being wound with winding is screwed
In the lower end of stator end plate.
The rotor includes permanent magnet, rotor core, bearing holder (housing, cover) and rotor endcap, and rotor core is equipped with and external thread of screw
The internal thread to match, permanent magnet are sticked to rotor core upper end, and the lower end of rotor core is connected with rotor endcap, and rotor endcap is set
Have an external screw thread to match with casing internal thread, the upper end of rotor core has also been bolted bearing holder (housing, cover), bearing holder (housing, cover) with it is fixed
Angular contact bearing is equipped between son, the lower end of angular contact bearing is equipped with bearing cap.
The bearing holder (housing, cover) is loop configuration, is internally provided with boss, and boss, which separates angular contact bearing, to be fixed.
The shaft quantity is more than or equal to two.
The shaft is circumferentially uniformly distributed.
The lower end of the motor internal end cap of the casing is equipped with a circle bumper rubber.
Shape is the arc of a side opening on the downside of the bumper rubber.
Advantage and effect
The utility model rotor uses tray type structure, is connected simultaneously by rotor internal-and external diameter surface and screw rod and casing screw thread
Cooperation is connect, the purpose of casing and screw rod while linear motion is realized, especially to the heavy load object of vertical movement, operation peace
Entirely, simple in structure, while meeting the linear motion of two objects.
Description of the drawings
Fig. 1 is the bilinear magneto overall structure diagram with the utility model；
Fig. 2 is bearing holder (housing, cover) cross section structure schematic diagram；
Fig. 3 is bumper rubber structural schematic diagram.
Reference sign：
1. electric motor end cap, 2. casings, 3. stator end plates, 4. stator cores, 5. windings, 6. permanent magnets, 7. rotor cores, 8.
Shaft, 9. screw rods, 10. bearings, 11. bearing holder (housing, cover)s, 12. bearing caps, 13. rotor endcaps, 14. keys, 15. boss, 16. buffering adhesives
Item.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, Figure 2 and Figure 3, a kind of bilinear magneto, including shell, stator, rotor, screw rod 9 and shaft
8, stator and rotor use tray type structure, and shell includes electric motor end cap 1 and casing 2, and electric motor end cap 1 is fixed on one end of casing 2,
8 one end of shaft and external stability, the other end are fixedly connected across electric motor end cap 1 with stator, and screw rod 9 passes through the center of stator, spiral shell
9 upper end of bar passes through electric motor end cap 1, passes through the part of electric motor end cap 1 to be equipped with keyway, keyway has been bolted key 14, screw rod 9
It is connected by key 14 and electric motor end cap 1, the inner wall of casing 2 is equipped with internal thread, and the outer wall of screw rod 9 is equipped with external screw thread, rotor
Positioned at the lower section of stator, the internal thread screw thread of rotor inside diameter surface and external diameter surface respectively with the external screw thread of screw rod 9 and casing 2 is matched
It closes, therefore screw rod 9 and shell helicitic texture can move up and down.
Stator includes stator end plate 3, stator core 4 and winding 5, and the stator core 4 for being wound with winding 5 is screwed
In the lower end of stator end plate 3.Rotor includes permanent magnet 6, rotor core 7, bearing holder (housing, cover) 11 and rotor endcap 13, and rotor core 7 is set
There are the internal thread to match with 9 external screw thread of screw rod, permanent magnet 6 to be sticked to 7 upper end of rotor core, the lower end of rotor core 7 is connected with
Rotor endcap 13, rotor endcap 13 are equipped with the external screw thread to match with 2 internal thread of casing, and the upper end of rotor core 7 also passes through spiral shell
It tethers and is connected to bearing holder (housing, cover) 11, angular contact bearing 10 is equipped between bearing holder (housing, cover) 11 and stator, the lower end of angular contact bearing 10 is equipped with axis
Hold lid 12.
The bearing holder (housing, cover) 11 is loop configuration, is internally provided with boss 15, and boss 15, which separates angular contact bearing 10, to be fixed, should
Kind compartmentalized design can make structure more stable.
8 quantity of the shaft is more than or equal to two, and quantity is more, and motor overall structure is more stable；Shaft 8 is circumferential uniformly to be divided
Cloth is circumferentially uniformly distributed so that structure is further stablized.
The lower end of the motor internal end cap 1 of the casing 2 is additionally provided with a circle bumper rubber 16,16 downside shape of bumper rubber
For the arc of a side opening, bumper rubber 16 can occur direct collision to avoid Stator and electrical machine end cap 1 in extreme circumstances, rise
To cushioning effect.Bumper rubber 16 is the adhesive tape of TPV materials, and the adhesive tape of TPV materials is mainly by two part phase compositions, first, plastics
As continuous phase, second is that rubber is as dispersed phase, it is not only flexible but also smooth.
The utility model proposes bilinear magneto, stator core 4 is fixed on stator end plate 3 first, then
Angular contact bearing 10 is mounted on stator end plate 3, then bearing holder (housing, cover) 11 is installed, then another angular contact bearing 10 is installed, it will
Bearing cap 12, which is bolted on, to be scheduled on stator end plate 3, permanent magnet 6 is sticked in rotor core 7, rotor core passes through spiral shell
Silk is fixed on bearing holder (housing, cover) 11, and then rotor endcap 13 is bolted in rotor core 7, then fixes shaft 8
On stator end plate 3, casing 2 and 13 screw-thread fit of rotor endcap are installed, screw rod 9 is installed on rotor, by electric motor end cap 1
It is fixed on casing 2, is coordinated screw rod 9 and electric motor end cap 1 by key 14, and key 14 is fixed by bolts on screw rod 9, according to
The size and Orientation of 2 thread pitch of screw rod 9 and casing can realize casing 2 and the movement of 9 bilinear of screw rod, can it is synchronized it is equidirectional,
Synchronized negative direction, not synchronized equidirectional or not synchronized negative direction move.
Claims (10)
1. a kind of bilinear magneto, including shell, stator, rotor, screw rod and shaft, it is characterised in that：Shell includes electricity
Generator terminal lid and casing, electric motor end cap are fixed on one end of casing, shaft one end and external stability, the other end pass through electric motor end cap with
Stator is fixedly connected, and screw rod passes through the center of stator, screw rod upper end to be connect with electric motor end cap, and the inner wall of casing is equipped with internal thread,
The outer wall of screw rod is equipped with external screw thread, and rotor is located at the lower section of stator, and rotor inside diameter surface and external diameter surface are outer with screw rod respectively
The internal thread screw-thread fit of screw thread and casing.
2. bilinear magneto according to claim 1, it is characterised in that：The screw rod upper end passes through electric motor end cap,
It is equipped with keyway across the part of electric motor end cap, keyway has been bolted key, and screw rod is coordinated by key and electric motor end cap.
3. bilinear magneto according to claim 1, it is characterised in that：The stator and rotor use disc type knot
Structure.
4. bilinear magneto according to claim 1, it is characterised in that：The stator includes stator end plate, stator
Iron core and winding, the stator core for being wound with winding are screwed in the lower end of stator end plate.
5. bilinear magneto according to claim 1, it is characterised in that：The rotor includes permanent magnet, rotor iron
The heart, bearing holder (housing, cover) and rotor endcap, rotor core are equipped with the internal thread to match with external thread of screw, and permanent magnet is sticked to rotor core
The lower end of upper end, rotor core is connected with rotor endcap, and rotor endcap is equipped with the external screw thread to match with casing internal thread, rotor
Bearing holder (housing, cover) has also been bolted in the upper end of iron core, and angular contact bearing is equipped between bearing holder (housing, cover) and stator, angular contact bearing
Lower end is equipped with bearing cap.
6. bilinear magneto according to claim 5, it is characterised in that：The bearing holder (housing, cover) is loop configuration, internal
Equipped with boss, boss, which separates angular contact bearing, to be fixed.
7. bilinear magneto according to claim 1, it is characterised in that：The shaft quantity is more than or equal to two.
8. bilinear magneto according to claim 7, it is characterised in that：The shaft is circumferentially uniformly distributed.
9. bilinear magneto according to claim 1, it is characterised in that：Under the motor internal end cap of the casing
End is equipped with a circle bumper rubber.
10. bilinear magneto according to claim 9, it is characterised in that：Shape is one on the downside of the bumper rubber
The arc of side opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820012392.7U CN207719913U (en) | 2018-01-04 | 2018-01-04 | A kind of bilinear magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820012392.7U CN207719913U (en) | 2018-01-04 | 2018-01-04 | A kind of bilinear magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207719913U true CN207719913U (en) | 2018-08-10 |
Family
ID=63054800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820012392.7U Active CN207719913U (en) | 2018-01-04 | 2018-01-04 | A kind of bilinear magneto |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207719913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947415A (en) * | 2018-01-04 | 2018-04-20 | 沈阳工业大学 | A kind of bilinear magneto |
-
2018
- 2018-01-04 CN CN201820012392.7U patent/CN207719913U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947415A (en) * | 2018-01-04 | 2018-04-20 | 沈阳工业大学 | A kind of bilinear magneto |
| CN107947415B (en) * | 2018-01-04 | 2023-10-27 | 沈阳工业大学 | Double-linear permanent magnet motor |
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