CN112496707A - Vertical assembling table structure of permanent magnet synchronous electric spindle - Google Patents
Vertical assembling table structure of permanent magnet synchronous electric spindle Download PDFInfo
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- CN112496707A CN112496707A CN202011399458.0A CN202011399458A CN112496707A CN 112496707 A CN112496707 A CN 112496707A CN 202011399458 A CN202011399458 A CN 202011399458A CN 112496707 A CN112496707 A CN 112496707A
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- servo motor
- electric spindle
- assembly
- speed change
- permanent magnet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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Abstract
The invention discloses a vertical assembling platform structure of a permanent magnet synchronous electric spindle, aiming at the problems that the traditional horizontal installation of the electric spindle can not ensure the concentricity and the matching tolerance, and comprising: the top of the assembly table is an assembly table surface, and a fixed seat is fixed inside the assembly table; the body of the servo motor is fixed on the assembly table leg and used for providing assembly rotating force; the speed change mechanism is arranged at the top of the fixed seat, and the first end of the speed change mechanism is in transmission connection with the servo motor; the rotating mechanism is used for rotating the assembled electric spindle, is arranged at the bottom of the assembling table and is in transmission connection with the second end of the speed change mechanism; the servo driving circuit is arranged on the fixed seat, is used for driving the servo motor and is electrically connected with the servo motor; and the control switch is used for controlling the servo drive circuit, is electrically connected with the servo drive circuit and is arranged on the table leg outside the assembling table.
Description
Technical Field
The invention belongs to the field of mechanical assembly, and particularly relates to a vertical assembly platform structure of a permanent magnet synchronous electric spindle.
Background
With the rapid development of the manufacturing industry, the requirements on the precision and the efficiency of numerical control processing equipment are continuously improved, and in recent years, the traditional motor belt transmission mode is difficult to meet the processing requirements, so that a unit type permanent magnet synchronous electric spindle is urgently needed, and is direct-drive, high in response speed and high in precision. The permanent magnet synchronous electric main shaft is of a cylindrical structure, a rotor of the permanent magnet synchronous electric main shaft has magnetism, the requirements on the precision of a bearing, the precision of the main shaft and the like are extremely high, the concentricity of the permanent magnet synchronous electric main shaft cannot be guaranteed by traditional horizontal installation, and the matching tolerance of the permanent magnet synchronous electric main shaft cannot be guaranteed, so that the problems brought in the production process need to be solved, and the vertical assembly table structure for efficiently producing the permanent magnet synchronous electric main shaft is invented and integrates assembly, dynamic balance and detection into a whole.
The invention discloses an electric spindle high-speed torque test device named CN204269277U on 2015, 4.15.3, and discloses an electric spindle high-speed torque test device which comprises an installation platform, a load electric spindle and a tested electric spindle, wherein the load electric spindle is connected with the tested electric spindle through a taper shank connector and a high-speed coupling in sequence, the tested electric spindle is fixed on a rolling support frame, the other side of the tested electric spindle is connected with an input shaft of a torque sensor, and the other side of the torque sensor is fixed by a torque sensor fixing frame. The utility model relates to a rationally, the assembly is easy, adopts ordinary torque sensor to measure just can make things convenient for, swiftly, accurately measure the torque value that the electricity main shaft exported under high-speed operation.
But the shortcoming is that the traditional horizontal system is adopted, and the electric spindle is taken out independently after being installed to carry out electric spindle testing, so that the carrying workload is increased.
Disclosure of Invention
The invention designs a vertical assembly platform structure of a permanent magnet synchronous electric spindle, aiming at the problems that the traditional horizontal installation of the electric spindle can not ensure the concentricity and the fit tolerance of the electric spindle.
A vertical assembly platform structure of a permanent magnet synchronous electric spindle comprises:
the top of the assembly table is an assembly table surface, and a fixed seat is fixed inside the assembly table;
the body of the servo motor is fixed on the assembly table leg and used for providing assembly rotating force;
the speed change mechanism is arranged at the top of the fixed seat, and the first end of the speed change mechanism is in transmission connection with the servo motor;
the rotating mechanism is used for rotating the assembled electric spindle, is arranged at the bottom of the assembling table and is in transmission connection with the second end of the speed change mechanism;
the servo driving circuit is arranged on the fixed seat, is used for driving the servo motor and is electrically connected with the servo motor;
and the control switch is used for controlling the servo drive circuit, is electrically connected with the servo drive circuit and is arranged on the table leg outside the assembling table.
Because the electricity main shaft is the cylinder type structure, tradition horizontal installation can't be fixed, adopts and erects the dress can be very steady fixed not swing, and whole electricity main shaft assembly is unfavorable for manual manpower upset because weight is too heavy moreover, and danger coefficient is high. The whole main shaft also needs to penetrate through the stator, and horizontal assembly is inconvenient to operate, so that vertical assembly is adopted.
The concentricity of the whole main shaft can be improved by adopting vertical installation, and because the tolerance between the bearing and the front flange is within 0.003mm, the bearing can be easily damaged when the horizontal installation bearing is installed, and the precision of the bearing cannot be ensured.
The speed and position of the whole transmission system are controlled by a servo drive circuit, the servo drive circuit can write corresponding execution programs and control the rotation of a servo motor, the program programmed in the servo drive circuit can accurately control the speed and position of a rotating mechanism, and the mechanism can enable a rotating fixed seat to rotate forwards or backwards by 90 degrees after a forward or reverse button is pressed down through the execution of the program. The emergency stop button can be pressed at any time if the interruption is required.
Preferably, the transmission mechanism includes:
the gearbox is arranged at the top of the fixed seat, and the first end of the gearbox is in transmission connection with the servo motor;
the first-stage speed change gear is arranged at the second end of the gearbox;
and the second-stage speed change gear is arranged on the bottom surface of the assembly table top of the assembly table through a second-stage rotating shaft, is meshed with the first-stage speed change gear, and is in transmission connection with the rotating mechanism.
Preferably, a spline is arranged on the power shaft of the servo motor, and the servo motor is connected with the gearbox through the spline.
Preferably, the rotating mechanism includes: and the rotary fixing seat is used for fixing the assembled electric spindle and is fixedly connected with the second-stage rotating shaft through a fixing seat adapter.
Preferably, the servo motor further comprises: and the encoder and the brake are arranged on a power shaft of the servo motor.
The assembly table is provided with transmission power by a servo motor, and the installed high-precision encoder enables accurate stop on the position to be realized during servo drive control without deviation. The power-off braking can be realized, and the whole system is maintained at a certain angle or state, so that the whole system does not shake under the influence of external force.
Collect and detect in dynamic balance in an organic whole, horizontal installation detect with dynamic balance be to shift to other stations, because the electricity main shaft is the difficult fixed of cylinder type, produced inertia is big when detecting acceleration and deceleration, roll easily, the whole main shaft of fixed that the assembly bench can be fine. And meanwhile, the dynamic balance process can be completed, so that the working efficiency is improved by 30 percent.
The invention has the substantial effects that the assembly process is stable, and the overturning and the test of the assembly completion in the assembly process are convenient; the damage to the bearing is reduced, so that the precision of the electric spindle is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
in the figure: 1. The assembling table comprises an assembling table 2, a servo motor 3, a fixing seat 4, a gearbox 5, a primary speed change gear 6, a servo drive circuit 7, a rotating mechanism 8, a main shaft stator 9, a rotating fixing seat 10, a main shaft front flange 11, a main shaft bearing 12, a main shaft 13, an assembling table surface 14, a secondary speed change gear 15 and a control switch.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.
Example 1
As shown in fig. 1, the structure of the vertical mounting assembly table 1 for the permanent magnet synchronous electric spindle includes:
the top of the assembly table 1 is an assembly table top 13, and a fixed seat 3 is fixed inside the assembly table 1;
a servo motor 2, the body of which is fixed on the legs of the assembly table 1 and is used for providing assembly rotating force;
the speed change mechanism is arranged at the top of the fixed seat 3, and the first end of the speed change mechanism is in transmission connection with the servo motor 2;
the rotating mechanism 7 is used for rotating the assembled electric spindle, is arranged at the bottom of the assembling table 1 and is in transmission connection with the second end of the speed change mechanism;
the servo driving circuit 6 is arranged on the fixed seat 3, is used for driving the servo motor 2 and is electrically connected with the servo motor 2;
and the control switch 15 is used for controlling the servo drive circuit 6, is electrically connected with the servo drive circuit 6 and is arranged on the outer side table leg of the assembly table 1.
Because the electricity main shaft is the cylinder type structure, tradition horizontal installation can't be fixed, adopts and erects the dress can be very steady fixed not swing, and whole electricity main shaft assembly is unfavorable for manual manpower upset because weight is too heavy moreover, and danger coefficient is high. The whole main shaft also needs to penetrate through the stator, and horizontal assembly is inconvenient to operate, so that vertical assembly is adopted.
The concentricity of the whole main shaft can be improved by adopting vertical installation, and because the tolerance between the bearing and the front flange is within 0.003mm, the bearing can be easily damaged when the horizontal installation bearing is installed, and the precision of the bearing cannot be ensured.
The speed and position of the whole transmission system are controlled by the servo drive circuit 6, the servo drive circuit 6 can write corresponding execution programs and control the rotation of the servo motor 2, the programs programmed in the servo drive circuit 6 can accurately control the speed and position of the rotating mechanism 7, and the mechanism can enable the rotating fixed seat 93 to rotate forwards or backwards by 90 degrees after a forward rotation button or a reverse rotation button is pressed. The emergency stop button can be pressed at any time if the interruption is required.
The speed change mechanism comprises:
the gearbox 4 is arranged at the top of the fixed seat 3, and the first end of the gearbox is in transmission connection with the servo motor 2;
a primary speed change gear 5 arranged on the second end of the gearbox 4;
and the secondary speed change gear 14 is arranged on the bottom surface of the assembly table top 13 of the assembly table 1 through a secondary rotating shaft, the secondary speed change gear 14 is meshed with the primary speed change gear 5, and the secondary rotating shaft is in transmission connection with the rotating mechanism 7.
A spline is arranged on a power shaft of the servo motor 2, and the servo motor 2 is connected with a gearbox 4 through the spline.
The rotating mechanism 7 comprises: and the rotary fixing seat 93 is used for fixing the assembled electric spindle and is fixedly connected with the second-stage rotating shaft through a fixing seat 3 adapter.
The servo motor 2 further comprises: and the encoder and the brake are arranged on a power shaft of the servo motor 2.
The assembly table 1 is provided with transmission power by the servo motor 2, and the high-precision encoder is arranged, so that accurate stop on the position can be realized during servo drive control, and deviation is not generated. The power-off braking can be realized, and the whole system is maintained at a certain angle or state, so that the whole system does not shake under the influence of external force.
Collect and detect in dynamic balance in an organic whole, horizontal installation detect with dynamic balance be to shift to other stations, because the electricity main shaft is the cylinder type difficult fixed, produced inertia is big when detecting acceleration and deceleration, roll easily, whole main shaft of fixed that assembly table 1 can be fine. And meanwhile, the dynamic balance process can be completed, so that the working efficiency is improved by 30 percent.
The whole electric spindle assembling process flow is as follows: the whole set of servo drive circuit is powered on, the system is in a standby mode, a forward rotation or reverse rotation control switch is pressed down once according to needs, the system executes a corresponding program to rotate for 90 degrees, and the rotary fixing seat is adjusted to be in a horizontal state.
And (3) stopping the program execution, braking by a servo motor to ensure that the whole transmission system does not swing, hoisting a main shaft stator 8 into a rotary fixed seat 9 with a hole, fixing a main shaft front flange 10 by using a screw, and installing a main shaft 12 with a bearing assembled into the stator.
As shown in fig. 2, such that the front flange face mounting is completed. Then, by using the same principle, a forward rotation switch is started, a system executes a corresponding program to rotate clockwise for 90 degrees, so that the spindle is adjusted to be in a horizontal state from a vertical state, a forward rotation button is pressed again, the system is adjusted to be in a vertical state opposite to the previous state clockwise, a brake is powered off to brake, the nose end of the spindle faces downwards, the unassembled part at the rear end faces upwards, and the spindle is in a state to be assembled. The other main shaft precision parts such as a rear bearing, a bearing seat, an encoder and the like are arranged in the same vertical installation method. And rotating the main shaft, and measuring whether the assembly of the rear bearing is normal by using a dial indicator with the precision of 0.001 mm.
After the whole installation is finished, the reversing switch is started, the system executes a corresponding program and rotates 90 degrees anticlockwise to enable the system to rotate to a horizontal state, the system can be used for dynamic balance of the main shaft, some performances of the whole main shaft are detected, and the main shaft reaches a factory standard through a series of detection and debugging.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a synchronous electric main shaft's of permanent magnetism erects dress assembly stand structure which characterized in that includes:
the top of the assembly table is an assembly table surface, and a fixed seat is fixed inside the assembly table;
the body of the servo motor is fixed on the assembly table leg and used for providing assembly rotating force;
the speed change mechanism is arranged at the top of the fixed seat, and the first end of the speed change mechanism is in transmission connection with the servo motor;
the rotating mechanism is used for rotating the assembled electric spindle, is arranged at the bottom of the assembling table and is in transmission connection with the second end of the speed change mechanism;
the servo driving circuit is arranged on the fixed seat, is used for driving the servo motor and is electrically connected with the servo motor;
and the control switch is used for controlling the servo drive circuit, is electrically connected with the servo drive circuit and is arranged on the table leg outside the assembling table.
2. The vertical assembling table structure of permanent magnet synchronous electric spindle according to claim 1, wherein said speed changing mechanism comprises:
the gearbox is arranged at the top of the fixed seat, and the first end of the gearbox is in transmission connection with the servo motor;
the first-stage speed change gear is arranged at the second end of the gearbox;
and the second-stage speed change gear is arranged on the bottom surface of the assembly table top of the assembly table through a second-stage rotating shaft, is meshed with the first-stage speed change gear, and is in transmission connection with the rotating mechanism.
3. The vertical assembling table structure of the permanent magnet synchronous electric spindle according to claim 2, wherein a spline is arranged on the power shaft of the servo motor, and the servo motor is connected with the gearbox through the spline.
4. The vertical assembling table structure of permanent magnet synchronous electric spindle according to claim 2, wherein said rotating mechanism comprises: and the rotary fixing seat is used for fixing the assembled electric spindle and is fixedly connected with the second-stage rotating shaft through a fixing seat adapter.
5. The vertical assembling table structure of permanent magnet synchronous electric spindle according to claim 1, wherein said servo motor further comprises: and the encoder and the brake are arranged on a power shaft of the servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011399458.0A CN112496707A (en) | 2020-12-03 | 2020-12-03 | Vertical assembling table structure of permanent magnet synchronous electric spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011399458.0A CN112496707A (en) | 2020-12-03 | 2020-12-03 | Vertical assembling table structure of permanent magnet synchronous electric spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112496707A true CN112496707A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011399458.0A Pending CN112496707A (en) | 2020-12-03 | 2020-12-03 | Vertical assembling table structure of permanent magnet synchronous electric spindle |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101214614A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Work turning table for electric main axle assemble |
| KR100943266B1 (en) * | 2009-08-29 | 2010-02-23 | 세미인포텍(주) | Moving and fixing device for spindle motor |
| CN201711750U (en) * | 2010-07-14 | 2011-01-19 | 中国北车集团大同电力机车有限责任公司 | Device of hollow shaft type driving unit of turnover electric locomotive |
| KR101317512B1 (en) * | 2012-05-30 | 2013-10-15 | 주식회사 현대케피코 | Assembly equipment of amature & spindle and it's assembly method |
| CN106505810A (en) * | 2016-12-12 | 2017-03-15 | 奇瑞汽车股份有限公司 | Magneto assembles device |
| CN207026868U (en) * | 2017-05-25 | 2018-02-23 | 上汽通用五菱汽车股份有限公司 | Electro spindle assembly tooling |
| CN207026869U (en) * | 2017-05-25 | 2018-02-23 | 上汽通用五菱汽车股份有限公司 | The assembly tooling of electric mainshaft bearing |
| CN108994527A (en) * | 2018-07-20 | 2018-12-14 | 北京金风科创风电设备有限公司 | Overturning positioner, shafting assembly equipment and assembly method |
| CN208787953U (en) * | 2018-09-25 | 2019-04-26 | 苏州思驼众自动化技术有限公司 | Oil pressure plate assembly line overturning jig |
| CN210346576U (en) * | 2019-10-16 | 2020-04-17 | 贝美西(北京)机床部件有限公司 | Device for testing concentricity of electric spindle |
| CN210998597U (en) * | 2019-11-21 | 2020-07-14 | 宝鸡西力精密机械有限公司 | Cradle type assembly workbench for mounting precision spindle of machine tool |
| CN211028109U (en) * | 2019-09-17 | 2020-07-17 | 惠州市景阳科技有限公司 | Device for assembling high-speed electric spindle |
| CN211193714U (en) * | 2019-12-18 | 2020-08-07 | 浙江辛子精工机械有限公司 | Horizontal dismouting machine of electricity main shaft |
-
2020
- 2020-12-03 CN CN202011399458.0A patent/CN112496707A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101214614A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Work turning table for electric main axle assemble |
| KR100943266B1 (en) * | 2009-08-29 | 2010-02-23 | 세미인포텍(주) | Moving and fixing device for spindle motor |
| CN201711750U (en) * | 2010-07-14 | 2011-01-19 | 中国北车集团大同电力机车有限责任公司 | Device of hollow shaft type driving unit of turnover electric locomotive |
| KR101317512B1 (en) * | 2012-05-30 | 2013-10-15 | 주식회사 현대케피코 | Assembly equipment of amature & spindle and it's assembly method |
| CN106505810A (en) * | 2016-12-12 | 2017-03-15 | 奇瑞汽车股份有限公司 | Magneto assembles device |
| CN207026869U (en) * | 2017-05-25 | 2018-02-23 | 上汽通用五菱汽车股份有限公司 | The assembly tooling of electric mainshaft bearing |
| CN207026868U (en) * | 2017-05-25 | 2018-02-23 | 上汽通用五菱汽车股份有限公司 | Electro spindle assembly tooling |
| CN108994527A (en) * | 2018-07-20 | 2018-12-14 | 北京金风科创风电设备有限公司 | Overturning positioner, shafting assembly equipment and assembly method |
| CN208787953U (en) * | 2018-09-25 | 2019-04-26 | 苏州思驼众自动化技术有限公司 | Oil pressure plate assembly line overturning jig |
| CN211028109U (en) * | 2019-09-17 | 2020-07-17 | 惠州市景阳科技有限公司 | Device for assembling high-speed electric spindle |
| CN210346576U (en) * | 2019-10-16 | 2020-04-17 | 贝美西(北京)机床部件有限公司 | Device for testing concentricity of electric spindle |
| CN210998597U (en) * | 2019-11-21 | 2020-07-14 | 宝鸡西力精密机械有限公司 | Cradle type assembly workbench for mounting precision spindle of machine tool |
| CN211193714U (en) * | 2019-12-18 | 2020-08-07 | 浙江辛子精工机械有限公司 | Horizontal dismouting machine of electricity main shaft |
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Application publication date: 20210316 |