CN208971319U - A kind of spindle motor - Google Patents
A kind of spindle motor Download PDFInfo
- Publication number
- CN208971319U CN208971319U CN201821563377.8U CN201821563377U CN208971319U CN 208971319 U CN208971319 U CN 208971319U CN 201821563377 U CN201821563377 U CN 201821563377U CN 208971319 U CN208971319 U CN 208971319U
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- China
- Prior art keywords
- screw rod
- casing
- spindle motor
- rotor
- end cap
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Abstract
The utility model discloses a kind of spindle motors, it is related to motor field, including casing, casing both ends are respectively and fixedly provided with end cap, and the winding of casing inner wall side is provided with more bundle coils, is rotatably connected to multiple rotors in casing, multiple rotor coaxials are threaded with screw rod, screw rod is rotationally connected with simultaneously on two end caps, and end cap is run through in screw rod one end, is threaded with nut.It is cumbersome to there is a problem of that screw rod is connected to motor for the prior art, the utility model effectively reduces the connector between motor and lead screw, so that ease of assembly and use, improve the packaging efficiency of automation equipment by the way that screw rod to be fixedly connected with the rotor in casing.
Description
Technical field
The utility model relates to motor fields, more specifically, it relates to a kind of spindle motor.
Background technique
Ball-screw is common component in mechanical automation equipment, is chiefly used in pushing the lifting or sliding of object.Ball
Lead screw is mainly made of screw rod, nut and the ball being arranged between screw rod and nut.
Motor driven is mostly used for existing ball-screw, in use, mode and motor that screw rod is connected by key
Rotation axis fix, after electric motor starting, push nut moved along the length direction of screw rod.
The prior art is in use, since screw rod needs the drive shaft of the mode and motor that are connected by key to fix, to make
At in automation equipment installation process, the components of equipment are excessive, increase the workload of assembler, reduce the efficiency of assembling.
Utility model content
It is cumbersome to there is a problem of that screw rod is connected to motor for the prior art, the purpose of the utility model is to provide a kind of silks
Thick stick motor, by the way that motor driving shaft is directly disposed as screw rod, lead screw and motor integral are arranged, and reduce the number of parts of equipment,
Improve equipment packaging efficiency.
To achieve the above object, the utility model provides following technical solution:
A kind of spindle motor, including casing, the casing both ends are respectively and fixedly provided with end cap, and the casing inner wall side winding is set
More bundle coils are equipped with, are rotatably connected to multiple rotors in the casing, multiple rotor coaxials are threaded with screw rod, described
Screw rod is rotationally connected with simultaneously on two end caps, and the end cap is run through in described screw rod one end, is threaded with nut.
Through the above technical solutions, in use, give coil be powered, changing magnetic field is generated in casing, then band turn
Son rotation, rotor drive screw rod to rotate again, and screw rod, which is connected through a screw thread, pushes nut mobile.By the way that the drive shaft of motor is arranged
, without original key connection part, packaging efficiency is greatly improved for screw rod to realize that screw rod and motor integral are arranged.
Further, the screw rod offers far from one end of the nut and turns slot, offers and is used on the end cap
By the through-hole for turning slot leakage.
Through the above technical solutions, turning slot in use, the tool mating with slot is turned is inserted by through-hole
It is interior, drive screw rod rotation, can manually change stop after screw position, while it is easy to disassemble when, rotate screw rod, screw rod is torn open
It unloads.
Further, the slot that turns is using flat recess.
Through the above technical solutions, opening up flat recess, the influence slotted to screw strength can effectively reduce.
Further, the bearing for reducing the screw rod rotary resistance is provided between the screw rod and the end cap.
Through the above technical solutions, effectively reducing the resistance of screw rod rotation using bearing connection end cap and screw rod.
Further, axle sleeve is arranged between the bearing and the rotor on the screw rod.
Through the above technical solutions, axle sleeve is for adjusting the axial position that rotor is located in casing.
Further, connection sheet is threaded between the adjacent rotor on the screw rod.
Through the above technical solutions, two neighboring connection sheet clamps in use, the connection sheet direction of rotor two sides is turned
Rotor, to improve the bonding strength between rotor and screw rod.
Further, the radius of the connection sheet is less than or equal to the radius of the rotor.
Through the above technical solutions, reducing the radius of connection sheet can effectively avoid the collision of connection sheet and casing inner wall and scrapes
It wipes.
Further, pad is equipped with the ripple pad for mitigating the screw rod axial impact between the end cap and the bearing
Piece.
Through the above technical solutions, corrugated gasket plays the role of bumper and absorbing shock, the axial direction being subject to for mitigating screw rod
Impact.
Further, bolt is threaded on the end cap, the bolt passes through the casing for two end caps
It is connected and fixed.
Through the above technical solutions, being fixed two end caps with casing using bolt, effectively improve between end cap and casing
The stability of connection.
Compared with prior art, the utility model has the beneficial effects that
(1) it by the way that the original rotation axis of motor is changed to screw rod, so that screw structure and motor integral are arranged, reduces
Connector between lead screw and motor effectively improves the packaging efficiency of automation equipment；
(2) further, by the connection sheet that is screwed on screw rod, in use, by adjacent tabs counter-tightened, it will
Rotor is clamped between adjacent tabs, improves the bonding strength between rotor and screw rod；
(3) further, slot is turned by opening up in screw rod one end, and slot is turned by through-hole leakage, in use, can pass through
The position of screw rod is manually adjusted, moreover it is possible to conveniently turn screw rod, screw rod is dismantled.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cross-sectional view of the line A-A along Fig. 1.
Appended drawing reference: 1, casing；2, end cap；3, coil；4, rotor；5, screw rod；6, nut；7, slot is turned；8, through-hole；9,
Bearing；10, axle sleeve；11, connection sheet；12, corrugated gasket；13, bolt.
Specific embodiment
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, below with reference to embodiment and attached
The utility model is described in further detail for figure, but the embodiments of the present invention is not limited only to this.
As shown in Figure 1, a kind of spindle motor, including casing 1, in a rectangular parallelepiped shape, 1 both ends of casing are respectively and fixedly provided with end to casing 1
Lid 2,2 surface of end cap is square, and bolt 13 is wherein threaded at 2 four angles of the end cap of one end, and bolt 13 passes through machine
Shell 1 is threadedly coupled with another end cap 2, so that two end caps 2 and casing 1 are fixed.
As depicted in figs. 1 and 2, the winding of 1 inner wall side of casing is provided with tie coils 3, be fixed on casing 1 for line
The socket of 3 power supplies is enclosed, is rotatably connected to multiple rotors 4 in casing 1, rotor 4 is cylindrical, and the quantity of rotor 4 can be selected four,
Four 4 coaxial threadeds of rotor are connected with screw rod 5, are threaded with connection sheet 11 on screw rod 5 between adjacent rotor 4, installation
When, adjacent 11 direction of connection sheet is rotated, so that rotor 4 is clamped between adjacent tabs 11.The radius of connection sheet 11
Less than or equal to the radius of rotor 4, connection sheet 11 can follow rotor 4 to rotate when use, by reducing the radius of connection sheet 11, subtract
The resistance that may be subject in few 4 rotation process of rotor.
Screw rod 5 is rotationally connected on two end caps 2, and bearing 9 is equipped between screw rod 5 and end cap 2, for reducing screw rod 5
Rotate the resistance being subject to.End cap 2 is run through in 5 one end of screw rod, is threaded with nut 6, rolls in nut 6 and be provided with ball.It uses
In the process, the moving members such as nut 6 and sliding block in equipment are fixed, and are powered to coil 3, and coil 3 generates magnetic field after being powered, and are pushed and are turned
Son 4 rotates, and rotor 4 drives screw rod 5 to rotate, and screw rod 5 is connected through a screw thread again pushes nut 6 mobile.
Screw rod 5 offers far from one end of nut 6 and turns slot 7, and turning slot 7 can be used flat recess, reduces fluting for spiral shell
The influence of 5 intensity of bar offers the through-hole 8 leaked out for that will turn slot 7 on end cap 2.In use process, if screw rod 5 is obstructed
It blocks, a word can be risen to be inserted by through-hole 8 turning in slot 7, screw rod 5 is rotated, manually adjust 6 position of nut, in addition, utilizing
Slot 7 is turned, can also facilitate and back out screw rod 5, realizes disassembly.Axle sleeve 10 is arranged on screw rod 5 between bearing 9 and rotor 4,
For realizing the axially position of rotor 4.Pad is equipped with corrugated gasket 12 between end cap 2 and bearing 9, and corrugated gasket 12 is located at logical simultaneously
Between hole 8 and bearing 9, for buffering, mitigate the axial impact that screw rod 5 is subject to.
In summary:
When utility model works, it is passed through the electric current of variation into coil 3, forms changing magnetic field in casing 1, then
Rotor 4 is driven to rotate, rotor 4 drives screw rod 5 to rotate, and screw rod 5 is threadedly coupled with nut 6, pushes nut 6 along 5 length side of screw rod
To movement.
When the utility model is used, rotor 4 is fixedly connected with screw rod 5, after rotor 4 rotates, screw rod 5 is driven to rotate, thus
Realize the driving to lead screw, screw rod 5 is directly disposed as the drive shaft of motor, reduces the connector between lead screw and motor, effectively
The packaging efficiency of automation equipment is improved, use is more convenient；Slot 7 is turned by opening up in 5 one end of screw rod, and is leaked by through-hole 8
Slot 7 is turned out, in use, moreover it is possible to conveniently turn screw rod 5, screw rod 5 can be torn open by manually adjusting the position of screw rod 5
It unloads；By the connection sheet 11 that is screwed on screw rod 5, in use, rotor 4 is clamped in by 11 counter-tightened of adjacent tabs
Between adjacent tabs 11, the bonding strength between rotor 4 and screw rod 5 is improved.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of spindle motor, including casing (1), which is characterized in that casing (1) both ends are respectively and fixedly provided with end cap (2), described
The winding of casing (1) inner wall side is provided with more bundles coil (3), is rotatably connected to multiple rotors (4) in the casing (1), multiple
Rotor (4) coaxial threaded is connected with screw rod (5), and the screw rod (5) is rotationally connected with simultaneously on two end caps (2),
The end cap (2) are run through in described screw rod (5) one end, are threaded with nut (6).
2. a kind of spindle motor according to claim 1, which is characterized in that the screw rod (5) is far from the nut (6)
One end, which offers, to be turned slot (7), offered on the end cap (2) for by it is described turn slot (7) leakage through-hole (8).
3. a kind of spindle motor according to claim 2, which is characterized in that described turn slot (7) are using flat recess.
4. a kind of spindle motor according to claim 1, which is characterized in that between the screw rod (5) and the end cap (2)
It is provided with the bearing (9) for reducing the screw rod (5) rotary resistance.
5. a kind of spindle motor according to claim 4, which is characterized in that on the screw rod (5) in the bearing (9) and
Axle sleeve (10) are arranged between the rotor (4).
6. a kind of spindle motor according to claim 1, which is characterized in that in the adjacent rotor on the screw rod (5)
(4) connection sheet (11) are threaded between.
7. a kind of spindle motor according to claim 6, which is characterized in that the radius of the connection sheet (11) is less than or waits
Radius in the rotor (4).
8. a kind of spindle motor according to claim 4, which is characterized in that between the end cap (2) and the bearing (9)
Pad is equipped with the corrugated gasket (12) for mitigating the screw rod (5) axial impact.
9. a kind of spindle motor according to claim 1, which is characterized in that be threaded with bolt on the end cap (2)
(13), the bolt (13) passes through the casing (1) and is connected and fixed two end caps (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821563377.8U CN208971319U (en) | 2018-09-21 | 2018-09-21 | A kind of spindle motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821563377.8U CN208971319U (en) | 2018-09-21 | 2018-09-21 | A kind of spindle motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208971319U true CN208971319U (en) | 2019-06-11 |
Family
ID=66758086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821563377.8U Active CN208971319U (en) | 2018-09-21 | 2018-09-21 | A kind of spindle motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208971319U (en) |
-
2018
- 2018-09-21 CN CN201821563377.8U patent/CN208971319U/en active Active
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