CN208112429U - Embedded coaxial servo-drive roller bench - Google Patents
Embedded coaxial servo-drive roller bench Download PDFInfo
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- CN208112429U CN208112429U CN201820418268.0U CN201820418268U CN208112429U CN 208112429 U CN208112429 U CN 208112429U CN 201820418268 U CN201820418268 U CN 201820418268U CN 208112429 U CN208112429 U CN 208112429U
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Abstract
Embedded coaxial servo-drive roller bench, including base, cavity is offered in base, a roller within the cavity is at least rotatably connected in base, roller outer wall at least one end is provided with position limited gear, at least one end is provided with driving motor in roller, driving motor includes stator axis, the stator being fixedly connected in stator axis and the rotor that stator peripheral is set, stator axis end is fixedly connected on base by adapter sleeve, the first bearing and second bearing for being located at rotor and stator two sides are provided in stator axis, it is fixedly connected between rotor periphery and roller outer rim by ring flange, there is gap between rotor outer wall and roller inner wall, thermal insulation layer is filled in gap, the threading channel for wearing conducting wire is offered in stator axis, servo control unit is provided in base.The utility model is compact-sized, the operation is stable, transmission efficiency is high, control precision is high.
Description
Technical field
The utility model belongs to machining equipment technical field, more particularly to a kind of embedded coaxial servo-drive roller
Device.
Background technique
It is higher and higher to the required precision of processing technology in production environment with showing, while intelligent production is also to processing
Precision and processing efficiency have new requirement, so many equipment need to drive using servo motor to realize the effect.It is existing
The driving method of pair roller barrel mostly uses the traditional approach such as synchronous belt, gear, shaft coupling to be driven in equipment, using above-mentioned transmission side
Formula, structure is complicated, and occupied space is big, and power consumption is big, and in transmission process, and the abrasion loss of equipment is big, and transmission stability is poor, passes
Dynamic calorific value is big, influences the normal operation and service life of equipment.In addition, transmission efficiency is low, transfer of torque is low, is not suitable for height
Fast positioning transmission, roller integrally cannot be guaranteed good dynamic balancing, when using Dual-motors Driving, poor synchronization, and the control to motor
Precision processed is low, and response speed is slow, and equipment operation stability is poor.
Utility model content
The utility model provides a kind of compact-sized, the operation is stable, transmission to solve shortcoming in the prior art
High-efficient, control embedded coaxial servo-drive roller bench with high accuracy.
In order to solve the above technical problems, the utility model adopts the following technical solution：Embedded coaxial servo-drive roller
Device, including base offer cavity in base, a roller within the cavity, roller are at least rotatably connected in base
Outer wall at least one end is provided with position limited gear, and at least one end is provided with driving motor in roller, and driving motor includes stator
Axis, the stator being fixedly connected in stator axis and the rotor that stator peripheral is arranged in, stator axis end connect by the way that adapter sleeve is fixed
It connects on base, the first bearing and second bearing for being located at rotor and stator two sides, rotor periphery is provided in stator axis
It is fixedly connected between roller outer rim by ring flange, there is gap between rotor outer wall and roller inner wall, be filled in gap
Thermal insulation layer offers the threading channel for wearing conducting wire in stator axis, is provided with servo control unit in base.
The stepped structure of ring flange, flange plate outer ring are fixedly connected on roller by the first mounting screw, method
Blue disk inner ring is fixedly connected on rotor, and first bearing is arranged in ring flange.
The servo control unit includes the PLC of encoder, servo-driver and control servo-driver, encoder and drive
Dynamic motor electrical connection, servo-driver are electrically connected with driving motor.
The thermal insulation layer include be applied to respectively rotor outer wall and roller inner wall insulating moulding coating layer and be located at two every
Insulation material layer between hot dope layer.
The bearing inner race of first bearing is fixedly connected with stator axis outer wall, the bearing outer ring and ring flange inner wall of first bearing
It is fixedly connected, first bearing is provided with the first rubber seal close to the end of stator, and the first rubber seal is arranged in flange
In disk；Second bearing is arranged in stator axis by bearing block, and bearing block is arranged on rotor or roller inner wall, second bearing
Bearing inner race is fixedly connected with stator axis outer wall, and the bearing outer ring of second bearing is fixedly connected with bearing block inner wall.
The second rubber seal is provided between roller both ends outer wall and cavity inner wall.
Interval is rotatably connected to two rollers being parallel to each other in the base.
Driving motor is provided with inside every roller both ends.
The stator axis of two driving motors is same axis in every roller, and the stator axis runs through whole roller.
Two respective stator axis of driving motor are on the same line in every roller.
By adopting the above technical scheme, the utility model has the following advantages that：
1, the driving motor of the utility model is arranged in roller, and driving motor uses the structure of inner stator outer rotor, fixed
Son is arranged in stator axis, and stator axis is fixed on base by adapter sleeve, and rotor is fixedly connected by ring flange with roller, turns
Directly roller is driven to rotate synchronously while son rotation, using above-mentioned connection structure, eliminates intermediate transmission component, structure is tight
It gathers, occupies little space, greatly strengthen the stationarity of transmission, and driving force is big, transfer of torque is big, can be used for high-speed drive.
2, the stepped structure of ring flange, flange plate outer ring are fixedly connected on roller by the first mounting screw, flange
Disk inner ring is fixedly connected on rotor, using the above structure, easy to disassemble, and stable connection, stable drive.
3, there is gap between rotor outer wall and roller inner wall, substantially reduce the contact area of rotor and roller, gap
Interior to be filled with thermal insulation layer, thermal insulation layer includes being applied to the insulating moulding coating layer of rotor outer wall and roller inner wall respectively and positioned at two
The insulating moulding coating layer of insulation material layer between insulating moulding coating layer, roller inner wall is provided with antiradiation layer outside, so that rotor is turning
The heat generated during dynamic is not transferred to roller, avoids roller from generating heat, influences machining accuracy.
4, the driving motor of the utility model is controlled using servo control unit, and encoder generates driving motor rotation
Angular displacement is converted into electric signal and is transferred to servo-driver, controls servo-driver by PLC and carries out servo to driving motor
Control, using servo control unit speed-regulating range width, positioning accuracy is high, and stability is high, is enable to respond quickly.
5, first bearing is provided with the first rubber seal close to the end of stator, roller both ends outer wall and cavity inner wall it
Between be provided with the second rubber seal, enhance leakproofness, avoid used oil leak in roller, keep its work steady
It is fixed.
6, it can will be all provided with centrally-mounted driving in roller both ends, enhance driving force and torque, suitable for running at high speed, and
Same axis is set by the stator axis of two driving motors, makes its stable drive.
Detailed description of the invention
Fig. 1 is the main view the schematic diagram of the section structure of the utility model embodiment 1；
Fig. 2 is the side structure schematic view of the utility model embodiment 1；
Fig. 3 is the enlarged drawing in Fig. 1 at A；
Fig. 4 is the enlarged drawing in Fig. 1 at C；
Fig. 5 is the structural schematic diagram of the utility model embodiment 2.
Specific embodiment
Embodiment 1
As shown in Figs 1-4, the embedded coaxial servo-drive roller bench of the utility model, including base 1, in base 1
Cavity 2 is offered, the roller 3 being located in cavity 2 is at least rotatably connected in base 1,3 outer wall of roller at least one end is set
It is equipped with position limited gear 19, roller 3 is horizontally disposed along 1 length direction of base, and at least one end is provided with driving motor 4 in roller 3,
Driving motor 4 includes stator axis 5, the stator 6 being fixedly connected in stator axis 5 and the rotor 7 that 6 periphery of stator is arranged in, stator
5 end of axis is fixedly connected on base 1 by adapter sleeve 8, is provided in stator axis 5 and is located at 6 two sides of rotor 7 and stator
First bearing 9 and second bearing 20 are fixedly connected between 7 outer rim of rotor and 3 outer rim of roller by ring flange 10,7 outer wall of rotor
There is gap 11 between 3 inner wall of roller, thermal insulation layer 12 is filled in gap 11, is offered in stator axis 5 for wearing conducting wire
Threading channel 13, threading channel 13 is arranged along the axis direction of stator axis 5, is provided with servo control unit, stator in base 1
Liquid cooling circulation canal 27 is offered in axis 5.
The stepped structure of the ring flange 10,10 outer ring of ring flange are fixedly connected on roller by the first mounting screw 14
On 3,10 inner ring of ring flange is fixedly connected on rotor 7 by the second mounting screw 15, and first bearing 9 is arranged in ring flange 10
It is interior.First bearing 9 is provided with location nut 22 far from the end of stator 6, and location nut 22 is threaded in stator axis 5.
The servo control unit includes encoder 16, servo-driver and the PLC for controlling servo-driver, encoder 16
It is electrically connected with driving motor 4, servo-driver is electrically connected with driving motor 4.
The thermal insulation layer 12 includes being applied to the insulating moulding coating layer 24 of 3 inner wall of 7 outer wall of rotor and roller respectively and being located at
Insulation material layer 25 between two insulating moulding coating layers 24, insulation material layer 25 using glass fibre, asbestos, rock wool, silicate,
Aerogel blanket or evacuated panel；Be provided with antiradiation layer 26 outside the insulating moulding coating layer 24 of 3 inner wall of roller, antiradiation layer 26 using gold,
Silver, nickel, aluminium foil or plating metal polyester, Kapton.
The bearing inner race of first bearing 9 is fixedly connected with 5 outer wall of stator axis, the bearing outer ring and ring flange of first bearing 9
10 inner walls are fixedly connected, and first bearing 9 is provided with the first rubber seal 17, the first rubber seal close to the end of stator 6
17 are arranged in ring flange 10；Second bearing 20 is arranged in stator axis 5 by bearing block 21, and bearing block 21 is arranged in rotor 7
Or on 3 inner wall of roller, the bearing inner race of second bearing 20 is fixedly connected with 5 outer wall of stator axis, the bearing outer ring of second bearing 20
It is fixedly connected with 21 inner wall of bearing block.Second bearing 20 is provided with bearing gland 23 far from the end of stator 6.
The second rubber seal 18 is provided between the 3 both ends outer wall of roller and 2 inner wall of cavity.
Two respective stator axis 5 of driving motor 4 are on the same line in every roller 3.
The utility model is operated in work in use, controlling driving motor 4 by servo control unit, driving motor 4
Rotor 7 is rotated around stator 6, and rotor 7 is fixedly connected by ring flange 10 with roller 3, so that rotor 7 drives roller 3 synchronous
The driving motor 4 of rotation, the utility model is arranged in roller 3, and driving motor 4 is determined using the structure of 6 outer rotor 7 of inner stator
Son 6 is arranged in stator axis 5, and stator axis 5 is fixed on base 1 by adapter sleeve 8, and rotor 7 is solid by ring flange 10 and roller 3
Fixed connection, directly drives roller 3 to rotate synchronously, using above-mentioned connection structure, eliminates intermediate transmission portion while rotor 7 rotates
Part, it is compact-sized, it occupies little space, greatly strengthens the stationarity of transmission, and driving force is big, transfer of torque is big, can be used for
High-speed drive；There is gap 11 between 3 inner wall of 7 outer wall of rotor and roller, substantially reduce the contact area of rotor 7 Yu roller 3,
The abrasion for reducing rotor 7 and roller 3 improves its service life, is filled with thermal insulation layer 12 in gap 11, thermal insulation layer 12 includes
It is applied to the insulating moulding coating layer 24 of 3 inner wall of 7 outer wall of rotor and roller and exhausted between two insulating moulding coating layers 24 respectively
The insulating moulding coating layer 24 of hot material layer 25,3 inner wall of roller is provided with antiradiation layer 26 outside, so that rotor 7 produces during rotation
Raw heat is not transferred to roller 3, avoids roller 3 from generating heat, influences machining accuracy；The driving motor 4 of the utility model uses
The angular displacement that the rotation of driving motor 4 generates is converted into electric signal and is transferred to servo by servo control unit control, encoder 16
Driver controls servo-driver by PLC and carries out SERVO CONTROL to driving motor 4, using servo control unit speed adjustable range
Width, positioning accuracy is high, and stability is high, is enable to respond quickly；It is close that first bearing 9 close to the end of stator 6 is provided with the first rubber
Seal 17 is provided with the second rubber seal 18 between 3 both ends outer wall of roller and 2 inner wall of cavity, enhances leakproofness, avoid roller
Used oil leak in cylinder 3, makes its operation is stable；Centrally-mounted driving 4 can will be all provided in 3 both ends of roller, enhancing is driven
Power and torque are set as same axis suitable for running at high speed, and by the stator axis of two driving motors 45, make its transmission
Steadily.
Embodiment 2
As shown in figure 5, the present embodiment the difference from embodiment 1 is that：Interval is rotatably connected to two phases in the base 1
Mutually parallel roller 3, is provided with driving motor 4 inside every 3 both ends of roller, and two driving motors 4 determines in every roller 3
Sub- axis 5 is same axis, and the stator axis 5 runs through whole roller 3.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (10)
1. embedded coaxial servo-drive roller bench, it is characterised in that：Including base, cavity is offered in base, in base
At least it is rotatably connected to a roller within the cavity, roller outer wall at least one end is provided with position limited gear, in roller extremely
Rare one end is provided with driving motor, and driving motor includes stator axis, the stator being fixedly connected in stator axis and setting fixed
The rotor of sub- periphery, stator axis end is fixedly connected on base by adapter sleeve, is provided in stator axis and is located at rotor
With the first bearing and second bearing of stator two sides, it is fixedly connected between rotor periphery and roller outer rim by ring flange, rotor
There is gap between outer wall and roller inner wall, thermal insulation layer is filled in gap, is offered in stator axis for wearing wearing for conducting wire
Line passage is provided with servo control unit in base.
2. embedded coaxial servo-drive roller bench according to claim 1, it is characterised in that：The ring flange is in rank
Ladder configuration, flange plate outer ring are fixedly connected on roller by the first mounting screw, and ring flange inner ring is fixedly connected on rotor
On, first bearing is arranged in ring flange.
3. embedded coaxial servo-drive roller bench according to claim 1, it is characterised in that：The SERVO CONTROL list
Member includes encoder, servo-driver and the PLC for controlling servo-driver, and encoder is electrically connected with driving motor, servo-drive
Device is electrically connected with driving motor.
4. embedded coaxial servo-drive roller bench according to claim 1, it is characterised in that：The thermal insulation layer includes
The insulating moulding coating layer and the heat-insulating material between two insulating moulding coating layers for being applied to rotor outer wall and roller inner wall respectively
Layer.
5. embedded coaxial servo-drive roller bench according to claim 2, it is characterised in that：The bearing of first bearing
Inner ring is fixedly connected with stator axis outer wall, and the bearing outer ring of first bearing is fixedly connected with ring flange inner wall, and first bearing is close
The end of stator is provided with the first rubber seal, and the first rubber seal is arranged in ring flange；Second bearing passes through bearing
Seat is arranged in stator axis, and bearing block is arranged on rotor or roller inner wall, the bearing inner race and stator axis outer wall of second bearing
It is fixedly connected, the bearing outer ring of second bearing is fixedly connected with bearing block inner wall.
6. embedded coaxial servo-drive roller bench according to claim 5, it is characterised in that：Outside the roller both ends
The second rubber seal is provided between wall and cavity inner wall.
7. embedded coaxial servo-drive roller bench according to claim 1, it is characterised in that：Interval in the base
It is rotatably connected to two rollers being parallel to each other.
8. embedded coaxial servo-drive roller bench according to claim 7, it is characterised in that：In every roller both ends
Portion is provided with driving motor.
9. embedded coaxial servo-drive roller bench according to claim 8, it is characterised in that：Two in every roller
The stator axis of driving motor is same axis, and the stator axis runs through whole roller.
10. embedded coaxial servo-drive roller bench according to claim 8, it is characterised in that：Two in every roller
A respective stator axis of driving motor is on the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820418268.0U CN208112429U (en) | 2018-03-27 | 2018-03-27 | Embedded coaxial servo-drive roller bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820418268.0U CN208112429U (en) | 2018-03-27 | 2018-03-27 | Embedded coaxial servo-drive roller bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208112429U true CN208112429U (en) | 2018-11-16 |
Family
ID=64122791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820418268.0U Active CN208112429U (en) | 2018-03-27 | 2018-03-27 | Embedded coaxial servo-drive roller bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208112429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429397A (en) * | 2018-03-27 | 2018-08-21 | 河南凌翼智联装备有限公司 | Embedded coaxial servo-drive roller bench |
-
2018
- 2018-03-27 CN CN201820418268.0U patent/CN208112429U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429397A (en) * | 2018-03-27 | 2018-08-21 | 河南凌翼智联装备有限公司 | Embedded coaxial servo-drive roller bench |
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