CN207824624U - The high-precision rotator of locking device - Google Patents
The high-precision rotator of locking device Download PDFInfo
- Publication number
- CN207824624U CN207824624U CN201721726854.3U CN201721726854U CN207824624U CN 207824624 U CN207824624 U CN 207824624U CN 201721726854 U CN201721726854 U CN 201721726854U CN 207824624 U CN207824624 U CN 207824624U
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- China
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- body shell
- precision
- main shaft
- pedestal
- brake
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Abstract
The utility model is related to a kind of high-precision rotator of locking device, the built-in moment motor stator of shell and torque motor rotor, main shaft are fixed by screws on pedestal；Body shell upper end is equipped with bearing block, and lower end is equipped with brake interstage sleeve, and part is connect by angular contact ball bearing with bearing block on main shaft, and lower end is connect by taper roll bearing with body shell, and spindle top is equipped with High-precision angle encoder；Body shell lower end is fixedly connected with retaining ring, and retaining ring is connect with the oil inlet passage in body shell side, and brake hoop is fixedly connected on pedestal.When converting bistrique, torque motor stator drives body shell rotation；When braking, makes to lock annular strain by oil pressure oil inlet, reach braking with brake hoop friction.Development of the utility model to the more grinding head grinding wheel framves of rotary type tower ensures that the more grinding head grinding wheel frame precision indexing B axles of rotary type tower reach 0.0001 degree of resolution ratio, improves the application at lathe composite grinding center by using precision round subsection mechanism.
Description
Technical field
The utility model is related to a kind of high-precision compound grinding machine, especially a kind of high-precision rotary of high-precision compound grinding machine
Device.
Background technology
It is just constantly sent out with its powerful working ability in the manufacture of global grinding machine and metal processing sectors, Combined Machining Technology
Exhibition and application.Compound grinding machine is under the conditions of the digital control processing of flexible automation, in order to realize the high-efficiency precision of complex-shaped workpieces
Close processing, primary clamping completes the high-grade, digitally controlled machine tools of a variety of grinding process on compound grinding machine.With social every field
It continues to develop, the requirement to field of machining is continuously improved, and high speed, high-precision and the processing of efficient " three high " are to not
Come the basic demand being machined, traditional machining based conception is difficult to meet, and composite grinding technology becomes the hair of the following grinding
Open up direction.Therefore, it is necessary to design a kind of high-precision rotator of high-precision compound grinding machine.
Invention content
The purpose of this utility model is to provide a kind of high-precision rotator of the locking device of high reliability, the dresses
The configuration of more grinding head motors and drive mode in the more grinding head grinding wheel framves of rotary type tower can be solved by setting, and realize modularization, and by high-precision
Degree indexing mechanism ensures that the more grinding head grinding wheel frame precision indexing B axles of rotary type tower reach the technical goal of 0.0001 degree of resolution ratio.
To achieve the above object, the technical solution adopted in the utility model is as follows：A kind of high-precision of locking device time
Rotary device, including angular encoder, angular contact ball bearing, bearing block, body shell, torque motor stator, torque motor rotor, master
Axis, retaining ring, brake hoop, pedestal, the built-in moment motor stator of the body shell and torque motor rotor, torque motor stator with
Body shell is connected；Main shaft is connect with torque motor rotor engagement, and main shaft is fixed by screws on pedestal；Body shell upper end fills
There are bearing block, lower end that brake interstage sleeve is housed, part is connect by angular contact ball bearing with bearing block on main shaft, and lower end passes through circular cone
Roller bearing is connect with body shell, and spindle top is equipped with High-precision angle encoder.Body shell lower end is fixedly connected with retaining ring, locking
Ring is connect with the oil inlet passage in body shell side, brake hoop is fixedly connected on pedestal, and brake hoop is located at retaining ring and is kept off with brake
Between set.
Collision block and two blocks are housed on the pedestal, for limiting rotation angle when conversion bistrique, prevent from turning over
Head.
The brake hoop is provided with adjust pad with main shaft lower part junction.
Sealing ring is set between brake interstage sleeve and the pedestal.
The utility model has the beneficial effects that：
The utility model solves the configuration of more grinding head motors and drive mode in the more grinding head grinding wheel framves of rotary type tower, realizes mould
Block, and by ensureing that the more grinding head grinding wheel frame precision indexing B axles of rotary type tower reach resolution ratio 0.0001 to precision round subsection mechanism
The technical goal of degree.
Description of the drawings
Fig. 1 is the high-precision rotator front view of the locking device of the utility model；
Fig. 2 is the high-precision rotator vertical view of the locking device of the utility model.
Specific implementation mode
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1, 2, the high-precision rotator of the locking device of the utility model, including：Angular encoder 1,
Angular contact ball bearing 2, bearing block 3, body shell 4, torque motor stator 5, torque motor rotor 6, main shaft 7, taper roll bearing 8,
Retaining ring 9, brake interstage sleeve 10, sealing ring 11, brake hoop 12, pedestal 13, adjust pad 14, collision block 15, block 16, vanning pressing plate
17。
4 built-in moment motor stator 5 of body shell and torque motor rotor 6, torque motor stator 5 and 4 company of matching of body shell
It connects；Main shaft 7 and torque motor rotor 6 are in mating connection, and main shaft 7 is fixed by screws on pedestal 13；4 upper end of body shell is equipped with
Bearing block 3, lower end are equipped with brake interstage sleeve 10, and part is connect by angular contact ball bearing 2 with bearing block 3 on main shaft 7, and lower end passes through
Taper roll bearing 8 is connect with body shell 4, and 7 top of main shaft is equipped with High-precision angle encoder 1.4 lower end of body shell is fixedly connected with lock
Tight ring 9, retaining ring 9 are connect with the oil inlet passage in 4 side of body shell, and brake hoop 12, and brake hoop 12 are fixedly connected on pedestal 13
Between retaining ring 9 and brake interstage sleeve 10, collision block 15 and two blocks 16 are housed on pedestal 13, when for limiting conversion bistrique
The rotation angle of time prevents from turning over head.
When converting bistrique, torque motor stator 5 drives body shell 4 to rotate；When braking, oil pressure oil inlet passes through oil inlet passage to lock
Tight ring 9 so that retaining ring 9 deforms, and is contacted with brake hoop 12 and generates drag friction to reach braking.In order to adjust the big of frictional force
Small, adjust pad 14 is arranged with 7 lower part junction of main shaft in brake hoop 12.
When being ground in order to prevent, coolant liquid splash enters inside body shell, brakes and sealing ring is arranged between interstage sleeve 10 and pedestal 13
11。
It when torque motor works, need to be cooled down, cooling oil enters from the oil inlet of body shell 4, ring motor one week, from fuel-displaced
Mouth is gone out, to be cooled down to torque motor.
Claims (4)
1. a kind of high-precision rotator of locking device, including angular encoder（1）, angular contact ball bearing（2）, bearing block
（3）, body shell（4）, torque motor stator（5）, torque motor rotor（6）, main shaft（7）, retaining ring（9）, brake hoop (12), pedestal
（13）, it is characterised in that：The built-in moment motor stator (5) of the body shell (4) and torque motor rotor (6), torque motor is fixed
Sub (5) are connected with body shell (4)；Main shaft (7) is connected with torque motor rotor (6), and main shaft (7) is fixed by screw
On pedestal (13)；Body shell (4) upper end is equipped with bearing block (3), and lower end partly passes through equipped with brake interstage sleeve (10), main shaft on (7)
Angular contact ball bearing (2) is connect with bearing block (3), and lower end is connect by taper roll bearing (8) with body shell (4), main shaft (7) top
Portion is equipped with High-precision angle encoder (1)；Body shell (4) lower end is fixedly connected with retaining ring (9), retaining ring (9) and body shell
(4) oil inlet passage in side connects, and is fixedly connected with brake hoop (12) on pedestal (13), and brake hoop (12) is located at retaining ring
(9) between brake interstage sleeve (10).
2. the high-precision rotator of locking device according to claim 1, it is characterised in that：On the pedestal (13)
It prevents from turning over head for limiting rotation angle when conversion bistrique equipped with collision block (15) and two blocks (16).
3. the high-precision rotator of locking device according to claim 1, it is characterised in that：The brake hoop (12)
With main shaft（7）Lower part junction is provided with adjust pad (14).
4. the high-precision rotator of locking device according to claim 1, it is characterised in that：The brake interstage sleeve
(10) sealing ring (11) is set between pedestal (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721726854.3U CN207824624U (en) | 2017-12-12 | 2017-12-12 | The high-precision rotator of locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721726854.3U CN207824624U (en) | 2017-12-12 | 2017-12-12 | The high-precision rotator of locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207824624U true CN207824624U (en) | 2018-09-07 |
Family
ID=63385962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721726854.3U Active CN207824624U (en) | 2017-12-12 | 2017-12-12 | The high-precision rotator of locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207824624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953217A (en) * | 2017-12-12 | 2018-04-24 | 上海机床厂有限公司 | The high-precision rotator of locking device |
-
2017
- 2017-12-12 CN CN201721726854.3U patent/CN207824624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107953217A (en) * | 2017-12-12 | 2018-04-24 | 上海机床厂有限公司 | The high-precision rotator of locking device |
| CN107953217B (en) * | 2017-12-12 | 2023-11-17 | 上海机床厂有限公司 | High-precision rotating device with locking device |
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