CN115533477A - Automatic press-fitting system for press-fitting motor bearing and rotor - Google Patents
Automatic press-fitting system for press-fitting motor bearing and rotor Download PDFInfo
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- CN115533477A CN115533477A CN202211333603.4A CN202211333603A CN115533477A CN 115533477 A CN115533477 A CN 115533477A CN 202211333603 A CN202211333603 A CN 202211333603A CN 115533477 A CN115533477 A CN 115533477A
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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
- B23P19/02—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 for connecting objects by press fit or for detaching same
- B23P19/027—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 for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
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Abstract
The utility model provides an automatic pressure equipment system for pressure equipment motor bearing and rotor, includes the workstation, the workstation upper surface is equipped with rotor clamping module, bearing pressure equipment drive module and information acquisition module, rotor clamping module sets up in workstation intermediate position department, bearing pressure equipment drive module sets up the both sides position department at rotor clamping module respectively, can realize carrying out the pressure equipment simultaneously to the motor bearing at rotor clamping module in the rotor clamping module both ends through bearing pressure equipment drive module, information acquisition module includes power acquisition module and pressure equipment gesture collection module, power acquisition module sets up on bearing pressure equipment drive module for real-time measurement pressure equipment power data, pressure equipment gesture collection module sets up on the workstation, and is close to motor bearing mounted position department. The press-fitting device has a simple structure, can well complete the press-fitting process of the bearing and the rotor, has high press-fitting efficiency and stable press-fitting, can well replace manual press-fitting and a part of press-fitting mechanisms, and has high automation degree.
Description
Technical Field
The invention relates to the technical field of motor assembling equipment, in particular to an automatic press-fitting system for press-fitting a motor bearing and a rotor.
Background
The motor assembly has very important influence to the final production quality of motor, and wherein the assembly of motor rotor and bearing is also very important, and traditional bearing pressure equipment device mainly adopts fixture centre gripping bearing, and rethread hydraulic pressure mechanism is epaxial with the direct forced pressure of bearing into the rotor, though also can accomplish the bearing pressure equipment, but does not manage and control the pressure equipment power of bearing and the pressure equipment gesture of bearing in the pressure equipment process, traces back and can not provide the help to the holistic quality of follow-up motor. And the other many rotor bearings are manually pressed, the bearings are manually aligned during pressing, and then are directly knocked by a tool to complete pressing, so that the parts are greatly damaged in the pressing mode, the overall assembly quality of the motor is low, and the working efficiency is very low.
Disclosure of Invention
The automatic press-fitting system for press-fitting the motor bearing and the rotor is simple in press-fitting structure, ideal in press-fitting effect and capable of guaranteeing reliability of the press-fitting process of the motor bearing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automatic pressure equipment system for pressure equipment motor bearing and rotor, includes the workstation, the workstation upper surface is equipped with rotor clamping module, bearing pressure equipment drive module and information acquisition module, rotor clamping module sets up in workstation intermediate position department, bearing pressure equipment drive module sets up the both sides position department at rotor clamping module respectively, can realize carrying out the pressure equipment simultaneously to the motor bearing at rotor clamping module in the rotor clamping module both ends through bearing pressure equipment drive module, information acquisition module includes power acquisition module and pressure equipment gesture acquisition module, power acquisition module sets up on bearing pressure equipment drive module for real-time measurement pressure equipment power data, pressure equipment gesture acquisition module sets up on the workstation, and is close to motor bearing mounted position department for measure the straightness that hangs down between bearing face and the rotor the central axis.
Further, the bearing press-fitting driving module comprises an air cylinder, an air cylinder mounting bracket, an air cylinder connecting plate, a linear guide rail and a bearing press-fitting table, wherein the air cylinder connecting plate (the force sensor connecting plate is connected with the air cylinder through the air cylinder connecting plate) is arranged at the end part of a push rod of the air cylinder, the air cylinder is connected with the air cylinder mounting bracket and is fixed on the workbench through the air cylinder mounting bracket, the linear guide rail is arranged on the workbench, and the bearing press-fitting table is arranged on the linear guide rail through the linear guide rail in a sliding fit manner; the front end of the bearing press-fitting table is provided with a groove, and when the bearing press-fitting table contacts with a bearing, the bearing is pressed into the rotor shaft.
Furthermore, the rotor clamping module comprises a rotor to be pressed and a rotor clamping groove, the rotor clamping groove is fixedly arranged on the workbench, and a hollowed groove for the linear guide rail to pass through is formed in the lower portion of the rotor clamping groove.
Furthermore, a vibration reduction rubber pad is arranged in the bearing press-fitting table, so that the bearing can be prevented from being damaged due to sudden change of force when the bearing press-fitting table is in contact with the bearing.
Furthermore, the force acquisition module comprises a force sensor and two force sensor connecting plates, and the force sensor is respectively connected with the cylinder and the bearing press-fitting table through the two force sensor connecting plates.
Further, the press-fitting posture acquisition module comprises a measuring instrument support and an online projection image measuring instrument, and the online projection image measuring instrument is symmetrically arranged on two sides of the rotor to be press-fitted through the measuring instrument support.
The automatic press-fitting system for press-fitting the motor bearing and the rotor further comprises a control system, wherein the control system comprises an upper computer, and the upper computer is connected with the bearing press-fitting driving module and the information acquisition module through electric signals respectively.
The working process of the automatic press-fitting system for press-fitting the motor bearing and the rotor comprises the following steps:
1) Firstly, placing a rotor to be pressed in a rotor clamping groove, and pre-installing a bearing on a rotor shaft;
2) Measuring the pre-installation verticality of the bearing by an online projection image measuring instrument, and if the verticality is unqualified, controlling a system to alarm and needing readjustment until the pre-installation attitude of the bearing is qualified;
3) Starting the air cylinder for press mounting, wherein the air cylinder pushes the bearing press mounting table to move forward, and the press mounting table pushes the bearing to move forward at a constant speed after contacting the bearing;
4) The force sensor measures the press-fitting force in real time, stores the press-fitting force into a database through upper computer software, and can trace the assembly quality through the press-fitting force in the subsequent process; when the force sensor detects that the tool press-fitting force does not reach the standard, the control system can adjust the output force of the air cylinder to reach a preset press-fitting force state;
5) The online projection image measuring instrument measures the verticality between the bearing surface and the central axis of the rotor in real time so as to ensure that the bearing and the axis of the rotor are always kept in a relatively vertical state in the press mounting process; when the verticality detection exceeds a preset range, the control system controls the cylinder driving mechanism to stop and reset, and the bearing posture is readjusted and then press-fitting is carried out again;
6) After the bearing is pressed and installed, the air cylinder can reset to move the pressing and installing table to the original position, one-time pressing and installing is completed at the moment, the rotor is taken out, the steps are repeated, and then the next-time pressing and installing can be carried out.
Compared with the prior art, the invention has the following beneficial effects: the press-fitting device has a simple structure, can well complete the press-fitting process of the bearing and the rotor, has high press-fitting efficiency and stable press-fitting, can well replace manual press-fitting and a part of press-fitting mechanisms, and has high automation degree.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rotor clamping mechanism of the present invention;
FIG. 3 is a detailed view of the press-fitting mechanism of the present invention;
in the figure: 1. a cylinder; 2. a force sensor connection plate; 3. a force sensor; 4. a rotor clamping groove; 5. pressing the rotor; 6. a bearing; 7. an online projection image measuring instrument; 8. a bearing press-fitting table; 9. a linear guide rail; 10. a linear guide slider; 11. a cylinder mounting bracket; 12. the cylinder connecting plate.
Detailed Description
The invention is further described in the following with reference to the accompanying drawings.
An embodiment of an automatic press-fitting system for press-fitting a motor bearing and a rotor according to the present invention will be further described with reference to fig. 1 to 3.
An automatic press-fitting system for press-fitting a motor bearing and a rotor comprises an air cylinder 1, a force sensor connecting plate 2, a force sensor 3, a rotor clamping groove 4, a rotor to be press-fitted 5, a bearing 6, an online projection image measuring instrument 7, a bearing press-fitting table 8, a linear guide rail 9, a linear guide rail sliding block 10, an air cylinder mounting support 11 and an air cylinder connecting plate 12.
An automatic press-fitting system for press-fitting a motor bearing and a rotor comprises a rotor clamping mechanism, a bearing press-fitting driving mechanism and a force and press-fitting attitude information acquisition mechanism. Three parts are formed.
The rotor clamping module consists of a rotor 5 to be pressed and a rotor clamping groove 4; the rotor clamping groove 4 of the rotor clamping module is fixedly arranged on the workbench, a groove is hollowed at the lower part of the rotor clamping module, so that the rotor clamping groove can pass through the linear guide rail 9, and when the size of the rotor is changed, the position of the rotor clamping groove can be changed and the positions of other parts can be adjusted to adapt to the assembly of rotors with different types and sizes; rotor clamping module will treat pressure equipment rotor 5 through rotor clamping groove 4 and place in rotor clamping groove 4, and 4 avris in rotor clamping groove are opened jaggedly, can be more convenient place and take out the rotor.
The bearing press-mounting driving module consists of an air cylinder 1, an air cylinder mounting bracket 11, a linear guide rail 9, an air cylinder connecting plate 12, a bearing press-mounting table 8 and a damping rubber pad; bearing pressure equipment drive module provides the horizontally power that advances through the cylinder, cylinder 1 connects and fixes on the workstation through cylinder installing support 11, support the mechanism, avoid it to become cantilever beam type mechanism, drive mechanism transmits the horizontal direction's of cylinder removal to bearing pressure equipment platform 8, bearing pressure equipment platform front end is fluted, can press the bearing to the rotor shaft in when bearing pressure equipment platform contacts the bearing, and be equipped with the damping rubber pad in the bearing pressure equipment platform and can avoid the bearing pressure equipment platform to contact the damage to the bearing because the power sudden change causes when the bearing.
The force and press mounting posture information acquisition module is composed of a force sensor 3, a force sensor connecting plate 2, a measuring instrument support and an online projection image measuring instrument 7. The force sensor 3 is connected with the cylinder 1 and the bearing press-fitting table 8 through two force sensor connecting plates 2, the force and press-fitting information acquisition module can monitor the perpendicularity between the surface of the bearing 6 and the central axis of the rotor 5 in the press-fitting process in real time through a pair of online projection image measuring instruments 7, when the perpendicularity detection exceeds a preset range, the control system can control the cylinder driving mechanism to stop and reset, and the bearing posture is readjusted and then press-fitting is carried out again.
The press fitting force can be measured in real time in the press fitting process and stored in a database through upper computer software, the assembly quality can be traced through the press fitting force in the subsequent process, and when the press fitting force changes suddenly, the control system can adjust the air cylinder according to the sudden force so as to change the press fitting movement to achieve a reasonable press fitting state; the online projection image measuring instrument is symmetrically arranged on two sides of the rotor to be pressed through the measuring instrument support, and the verticality between the bearing surface and the central axis of the rotor is measured in real time in the pressing process, so that the bearing and the central axis of the rotor are always kept in a relatively vertical state in the pressing process.
The control system mainly controls the press-fitting process, the upper computer software can acquire data of the force sensor and the online projection image measuring instrument in real time, when the press-fitting force is too large, the data acquired by the sensor is too large and abnormal, and the press-fitting control system can adjust the output force of the air cylinder according to the force information to achieve the optimal press-fitting force state; the online projection image measuring instrument can measure the verticality between the bearing surface and the central axis of the rotor, the bearing is firstly preassembled at the shaft end when the press mounting is started, the online projection image measuring instrument can firstly measure the verticality for one time so as to ensure that the initial press mounting posture is correct, the online projection image measuring instrument can also measure the verticality in the press mounting process so as to ensure that the press mounting posture is correct, and when the press mounting posture is detected to be incorrect, the control system can carry out system shutdown and then carry out press mounting again after adjustment.
The invention firstly clamps the rotor in the groove through the rotor clamping groove, the bearing press-fitting driving mechanism mainly drives the power in the horizontal direction by the cylinder, the press-fitting table is arranged on the linear guide rail to complete the press-fitting of the bearing, the force and press-fitting attitude information acquisition mechanism mainly comprises a force sensor and an online projection image measuring instrument, the part of the force sensor arranged on the press-fitting table realizes the real-time measurement of the force in the press-fitting process, the online projection image measuring instrument is arranged on the two sides of the mechanism, and the measurement of the press-fitting attitude is completed by measuring the verticality of the bearing and the rotor shaft.
During press mounting, firstly, a rotor 5 to be pressed is placed in a rotor clamping groove 4, a bearing is preassembled on a rotor shaft, the perpendicularity can be measured by an online projection image measuring instrument 7 at the moment, if the perpendicularity is unqualified, a control system can warn that the bearing needs to be readjusted until the preassembly posture of the bearing is qualified, then a cylinder is started for press mounting, the cylinder can push a press mounting table to move forwards, the press mounting table can push the bearing to move forwards at a constant speed after contacting the bearing, a force sensor can measure the press mounting force in real time in the press mounting process, the control system can adjust when the press mounting force does not reach the standard, after the press mounting of the bearing is completed, the cylinder can reset to move the press mounting table to the original position, one-time press mounting is completed at the moment, the rotor is taken out, the steps are repeated, and the next press mounting can be performed.
Claims (8)
1. The utility model provides an automatic pressure equipment system for pressure equipment motor bearing and rotor, includes the workstation, its characterized in that, the workstation upper surface is equipped with rotor clamping module, bearing pressure equipment drive module and information acquisition module, rotor clamping module sets up in workstation intermediate position department, bearing pressure equipment drive module sets up the both sides position department at rotor clamping module respectively, can realize carrying out the pressure equipment simultaneously to the motor bearing at the rotor both ends in the rotor clamping module through bearing pressure equipment drive module, information acquisition module includes power acquisition module and pressure equipment gesture acquisition module, power acquisition module sets up on bearing pressure equipment drive module for real-time measurement pressure equipment power data, pressure equipment gesture acquisition module sets up on the workstation, and is close to motor bearing mounted position department, is used for measuring the straightness that hangs down between bearing face and the rotor the central axis.
2. The automatic press-fitting system for press-fitting the motor bearing and the rotor as claimed in claim 1, wherein the bearing press-fitting driving module comprises a cylinder (1), a cylinder mounting bracket (11), a cylinder connecting plate (12), a linear guide rail (9) and a bearing press-fitting table (8), the cylinder connecting plate (12) is arranged at the end of a push rod of the cylinder (1), the cylinder (1) is connected with the cylinder mounting bracket (11) and fixed on the workbench through the cylinder mounting bracket (11), the linear guide rail (9) is arranged on the workbench, and the bearing press-fitting table (8) is arranged on the linear guide rail (9) in a sliding fit manner through the linear guide rail (9); the front end (8) of the bearing press-mounting table is provided with a groove, and the bearing is pressed into the rotor shaft when the bearing press-mounting table (8) contacts the bearing.
3. The automatic press fitting system for press fitting of the motor bearing and the rotor as claimed in claim 2, wherein the rotor clamping module comprises the rotor (5) to be press fitted and a rotor clamping groove (4), the rotor clamping groove (4) is fixedly placed on the workbench, a hollowed groove for the linear guide rail (9) to pass through is formed in the lower portion of the rotor clamping groove (4), and notches are formed in two sides of the rotor clamping groove (4).
4. The automatic press fitting system for press fitting of the motor bearing and the rotor as claimed in claim 2, wherein a vibration damping rubber pad is arranged in the bearing press fitting table (8), so that damage to the bearing due to sudden change of force when the bearing press fitting table contacts the bearing can be avoided.
5. The automatic press-fitting system for press-fitting the motor bearing and the rotor as claimed in claim 2, wherein the force acquisition module comprises a force sensor (3) and a force sensor connecting plate (2), and the force sensor (3) is respectively connected with the cylinder (1) and the bearing press-fitting table (8) through the two force sensor connecting plates (2).
6. The automatic press-fitting system for press-fitting the motor bearing and the rotor as claimed in claim 1, wherein the press-fitting attitude acquisition module comprises a measuring instrument support and an online projection image measuring instrument (7), and the online projection image measuring instrument (7) is symmetrically arranged on two sides of the rotor (5) to be press-fitted through the measuring instrument support.
7. An automatic press fitting system for press fitting of a motor bearing and a rotor as claimed in claim 1, further comprising a control system, wherein the control system comprises an upper computer, and the upper computer is connected with the bearing press fitting driving module and the information acquisition module by electric signals respectively.
8. An automatic press-fitting system for press-fitting a motor bearing and a rotor as set forth in any one of claims 1 to 7, comprising the steps of:
1) Firstly, placing a rotor to be pressed in a rotor clamping groove, and pre-installing a bearing on a rotor shaft;
2) Measuring the pre-installation verticality of the bearing by an online projection image measuring instrument, and if the verticality is unqualified, controlling a system to alarm and needing readjustment until the pre-installation attitude of the bearing is qualified;
3) Starting the air cylinder for press mounting, wherein the air cylinder pushes the bearing press mounting table to move forward, and the press mounting table pushes the bearing to move forward at a constant speed after contacting the bearing;
4) The force sensor measures the press-fitting force in real time, stores the press-fitting force into a database through upper computer software, and can trace the assembly quality through the press-fitting force in the subsequent process; when the force sensor detects that the tool press-fitting force does not reach the standard, the control system can adjust the output force of the air cylinder to reach a preset press-fitting force state;
5) The online projection image measuring instrument measures the verticality between the bearing surface and the central axis of the rotor in real time so as to ensure that the bearing and the axis of the rotor are always kept in a relatively vertical state in the press mounting process; when the verticality detection exceeds a preset range, the control system controls the cylinder driving mechanism to stop and reset, and the bearing posture is readjusted and then press-fitting is carried out again;
6) After the bearing is pressed and installed, the air cylinder can reset to move the pressing and installing table to the original position, one-time pressing and installing is completed at the moment, the rotor is taken out, the steps are repeated, and then the next-time pressing and installing can be carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211333603.4A CN115533477A (en) | 2022-10-28 | 2022-10-28 | Automatic press-fitting system for press-fitting motor bearing and rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211333603.4A CN115533477A (en) | 2022-10-28 | 2022-10-28 | Automatic press-fitting system for press-fitting motor bearing and rotor |
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| Publication Number | Publication Date |
|---|---|
| CN115533477A true CN115533477A (en) | 2022-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211333603.4A Pending CN115533477A (en) | 2022-10-28 | 2022-10-28 | Automatic press-fitting system for press-fitting motor bearing and rotor |
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| CN (1) | CN115533477A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117399960A (en) * | 2023-12-01 | 2024-01-16 | 安徽汉普斯精密传动有限公司 | Automatic press-fitting clamp spring and bearing integrated machine for motor rotor |
-
2022
- 2022-10-28 CN CN202211333603.4A patent/CN115533477A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117399960A (en) * | 2023-12-01 | 2024-01-16 | 安徽汉普斯精密传动有限公司 | Automatic press-fitting clamp spring and bearing integrated machine for motor rotor |
| CN117399960B (en) * | 2023-12-01 | 2024-03-08 | 安徽汉普斯精密传动有限公司 | Automatic press-fitting clamp spring and bearing integrated machine for motor rotor |
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