CN110842217A - Motor casing processing equipment - Google Patents
Motor casing processing equipment Download PDFInfo
- Publication number
- CN110842217A CN110842217A CN201911158394.2A CN201911158394A CN110842217A CN 110842217 A CN110842217 A CN 110842217A CN 201911158394 A CN201911158394 A CN 201911158394A CN 110842217 A CN110842217 A CN 110842217A
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- CN
- China
- Prior art keywords
- motor casing
- shaft
- sliding
- stator
- positioning
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a motor casing processing device which comprises a lathe, wherein the lathe comprises a rack, an electric main shaft and a tool rest, the electric main shaft and the tool rest are fixed on the rack, a positioning unit and a fixing unit for positioning and fixing a motor casing provided with a stator are installed at the rotating end of the electric main shaft, the inner side surface of the stator is used as a reference surface for the positioning unit and the fixing unit, the motor casing is driven to rotate by starting the electric main shaft, the tool rest is arranged on the rack in a sliding mode, when the motor casing rotates, the tool rest is moved, so that a cutter on the tool rest cuts the inner wall of the motor casing, the deviation between the axis of the inner side wall of an installation end cover in the motor casing and the axis of the stator is reduced, the deviation between the axis of the end cover and the.
Description
Technical Field
The invention relates to the technical field of motor casing processing, in particular to motor casing processing equipment.
Background
The motor casing is cylindrical. A stator and a rotor are installed in a motor shell, end covers are fixed at two ends of the motor shell, and two ends of the rotor are rotatably inserted into the end covers.
In the processing of current motor, after motor casing, stator, rotor and end cover processed respectively, again with the stator interference inlay locate in the motor casing, then put into the stator with the rotor, be fixed in the both ends of motor casing with the end cover at last, the end cover is passed at the both ends of rotor simultaneously.
The above prior art solutions have the following drawbacks:
however, in actual production, errors exist in the inner diameter of the motor casing, the outer diameter of the stator and the assembly surface of the end cover, and after the stator and the end cover are installed on the motor casing, the axis of the stator and the axis of the end cover have large deviation, so that the axis of the rotor and the axis of the stator have large deviation, namely the quality of the motor is poor, and the defect of improvement is caused.
Disclosure of Invention
The invention aims to provide motor shell processing equipment, which limits the relative fixation of a motor shell provided with a stator and an electric spindle through a positioning unit and a fixing unit, realizes the cutting processing of the inner wall of the motor shell, ensures the coaxiality of a rotor and the stator, and improves the quality of a motor.
The above object of the present invention is achieved by the following technical solutions:
a motor casing processing device is used for turning the inner wall of a motor casing provided with a stator and comprises a lathe, a positioning unit and a fixing unit, wherein the positioning unit and the fixing unit are arranged on the lathe;
the lathe comprises a rack, an electric main shaft arranged on the rack and a tool rest arranged on the rack in a sliding manner;
the positioning unit comprises a positioning shaft inserted in the stator and a limiting part abutted against one end of the motor shell facing the electric spindle, and the positioning shaft is coaxially fixed at the rotating end of the electric spindle;
the fixing unit: the motor casing is used for locking the relative position of the motor casing provided with the stator and the positioning shaft.
By adopting the technical scheme, the motor shell provided with the stator is sleeved on the positioning shaft, the positioning shaft is matched with the stator to realize the preliminary limitation of the axial position of the motor shell, and when the motor shell is sleeved on the positioning shaft, until one end of the motor shell is abutted against the limit plate, namely, the position of the motor shell on the positioning shaft is limited, the complete positioning of the motor shell is realized, the movement of the motor shell is locked through the fixing unit, then the electric main shaft is started to drive the motor shell to rotate, the knife rest is arranged on the machine frame in a sliding manner, when the motor shell rotates, the knife rest is moved, so that the cutter on the cutter rest cuts the inner wall of the motor shell, the deviation between the axis of the inner side wall of the end cover installed in the motor shell and the axis of the stator is reduced, the deviation between the axis of the end cover and the axis of the stator is further reduced, namely, the axial line position deviation between the rotor and the stator is reduced, and the purpose of improving the quality of the motor is achieved.
The invention is further configured to: and a three-jaw chuck is fixed at the rotating end of the electric spindle, and one end of the positioning shaft is fixedly used in the three-jaw chuck.
Through adopting above-mentioned technical scheme, change the location axle of different diameters, realize fixing a position the motor casing that is equipped with not equidimension stator.
The invention is further configured to: the frame is fixed with the installation pole, the installation pole extends along the direction that is on a parallel with the location axle, it is provided with the rotor arm to rotate on the installation pole, the rotor arm rotates around the axis of installation pole, the locating part is fixed in on the rotor wall, still be provided with the power spare that is used for driving the rotor arm in the frame.
By adopting the technical scheme, the rotating arm rotates towards the direction of the positioning shaft until the limiting plate is abutted against the positioning shaft, and when the stator is sleeved on the positioning shaft, the position of the motor shell on the positioning shaft is limited until one end of the motor shell is abutted against the limiting plate, so that the complete positioning of the motor shell is realized; after the motor casing location is accomplished, the rotor arm drives the limiting plate and keeps away from the location axle, avoids the limiting plate to interfere the rotation of location axle and motor casing.
The invention is further configured to: the installation rod is arranged on the rotating arm, the rotating arm is arranged in a sliding mode along the length direction of the installation rod, nuts are connected to two opposite sides of the installation rod in a threaded mode, and the nuts are abutted to the rotating arm.
Through adopting above-mentioned technical scheme, the removal of rotor arm on the installation pole has been injectd in the nut butt, and then guarantees the stable butt processing position of location motor casing of limiting plate.
The invention is further configured to:
a central groove is coaxially formed in the positioning shaft, sliding grooves are formed in the outer side of the positioning shaft at intervals in the circumferential direction, and the sliding grooves radially extend along the positioning shaft to be communicated with the central groove;
the fixed unit is including inlaying the sliding shaft of locating in the central slot and inlaying the locking bar of locating in the spout, the sliding shaft slides along location axle axis direction, the locking bar is along the radial slip of location axle, be provided with the connecting rod between sliding shaft and the locking bar, the both ends of connecting rod articulate respectively on sliding shaft and locking bar, the equal perpendicular to sliding shaft of articulated axis of connecting rod, the epaxial power component who is provided with the drive sliding shaft and removes of location.
Through adopting above-mentioned technical scheme, after the motor casing location, promote the axial central inslot that slides and remove to make the locking bar move outward to the spout under the drive of connecting rod, support until the locking bar in the inner wall of stator tightly, and then realize that the motor casing is epaxial fixed in the location.
The invention is further configured to: the central groove penetrates through one end, far away from the electric spindle, of the positioning shaft, the power part comprises a stop block connected in the central groove in a threaded mode and an unlocking spring arranged in the central groove, and the unlocking spring has a tendency of pushing the sliding shaft to move towards the stop block.
By adopting the technical scheme, when the motor shell is positioned and installed, the unlocking spring pushes the sliding shaft to move towards the outside of the central groove, and the locking bar is accommodated in the sliding groove under the driving of the connecting rod; after the motor casing location, rotate the dog and remove to central inslot, the dog promotes the slip axial and removes to the central inslot to make the locking bar remove outward to the spout under the drive of connecting rod, until the locking bar supports the inner wall in the stator, and then realize that the motor casing is epaxial fixed in the location.
The invention is further configured to: a locking spring is arranged between the stop block and the sliding shaft, and the locking spring has a tendency of pushing the sliding shaft to be far away from the stop block; the periphery of location axle and the one end circumference interval that is close to electric main shaft set up the mounting groove with the center slot intercommunication, it is equipped with the sliding block to slide to inlay in the mounting groove, it has the power pole to articulate between the one end of sliding block and sliding shaft orientation unblock spring, the equal perpendicular to sliding shaft of axis of rotation of power pole.
By adopting the technical scheme, when the motor shell is not installed, the sliding shaft is static in the central groove, the locking bar part extends out of the sliding groove, and the sliding block part extends out of the installation groove; when the installation motor casing, promote the sliding block and accomodate completely in the mounting groove, promote the sliding shaft compression locking spring through the power pole simultaneously, and the locking strip accomodate completely with the spout in, then will install the motor casing cover of stator and locate the location epaxially, until motor casing butt limiting plate, drive rotor arm makes the limiting plate keep away from the location axle at last, loosen pressing to the sliding block, the locking spring promotes the sliding shaft once more and removes, until the locking strip supports tightly in the stator inner wall, realize the quick fixation to the motor casing.
The invention is further configured to: offer the draw-in groove that is used for joint location axle on the locating part, the inner wall and the sliding block of draw-in groove align.
Through adopting above-mentioned technical scheme, when the installation motor casing, at first drive the rotor arm, the limiting plate is close to the location axle, wherein seted up semicircular draw-in groove on the limiting plate, when until location axle and draw-in groove inner wall butt, the limiting plate promotes the sliding block and accomodates completely in the mounting groove, promote the sliding shaft compression locking spring through the power rod simultaneously, and the locking strip accomodate completely with the spout in, then locate the location epaxially with the motor casing cover of installing the stator, until motor casing butt limiting plate, drive the rotor arm at last makes the limiting plate keep away from the location axle, the locking spring promotes the sliding shaft once more and removes, until the locking strip supports tightly in the stator inner wall, realize the quick fixed to the motor casing.
In conclusion, the beneficial technical effects of the invention are as follows:
the positioning unit and the fixing unit are used for realizing positioning and fixing during cutting of the motor shell and ensuring the stability of cutting of the motor shell;
through the cooperation of limiting plate and sliding block, make things convenient for the location installation of motor casing.
Drawings
FIG. 1 is a schematic view of an assembly of a motor casing processing apparatus;
fig. 2 is a partially enlarged schematic view of a portion a in fig. 1, for embodying a mounting structure of a stopper plate;
fig. 3 is a schematic half-sectional view for embodying the internal structure of the positioning shaft.
In the figure, 1, a lathe; 11. a frame; 12. an electric spindle; 13. a three-jaw chuck; 14. a tool holder; 2. positioning the shaft; 21. a central slot; 22. a chute; 23. mounting grooves; 3. mounting a rod; 31. a nut; 4. a rotating arm; 5. a cylinder; 6. a limiting plate; 61. a card slot; 7. a sliding shaft; 8. a locking bar; 9. a connecting rod; 15. a stopper; 16. an unlocking spring; 17. a locking spring; 18. a slider; 19. a power rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a motor casing processing apparatus, including a lathe 1, the lathe 1 includes a frame 11, an electric spindle 12 and a tool rest 14 fixed on the frame 11, a positioning unit and a fixing unit for positioning and fixing a motor casing with a stator are installed at a rotation end of the electric spindle 12, the positioning unit and the fixing unit both use an inner side surface of the stator as a reference surface, the motor casing is driven to rotate by starting the electric spindle 12, the tool rest 14 is slidably disposed on the frame 11, when the motor casing rotates, the tool rest 14 is moved, so that a cutter on the tool rest 14 cuts an inner wall of the motor casing, and an axis of an inner side wall of an installation end cover in the motor casing and an axis of the stator are reduced, thereby reducing an axis deviation of the end cover and the stator, that is, an axis position deviation between the rotor and the stator is reduced, and.
There is three-jaw chuck 13 at the rotation end fixed mounting of electricity main shaft 12, and the positioning unit includes that the centre gripping is fixed in location axle 2 in three-jaw chuck 13, clearance fit between location axle 2 and the stator locates the stator cover on location axle 2, realizes prescribing a limit to motor casing axis position to can fix a position the motor casing that is equipped with not equidimension stator through the location axle 2 of changing different diameters.
As shown in fig. 2 and 3, the positioning unit further includes a limiting plate 6 for positioning the motor casing on the positioning shaft 2, and meanwhile, a mounting rod 3 is fixed on the frame 11, the mounting rod 3 is parallel to the positioning shaft 2, and a rotating arm 4 is mounted on the mounting rod 3, a rotating groove in insertion fit with the mounting rod 3 is formed in the rotating arm 4, the limiting plate 6 is fixed on one end of the rotating arm 4 far away from the mounting rod 3 through a bolt, and a pair of nuts 31 are connected to the mounting rod 3 through threads, the nuts 31 are respectively located on two sides of the rotating arm 4, and the rotating arm 4 is limited by the rotating nut 31 to slide on the mounting rod 3;
the motor casing positioning device comprises a rack 11, a cylinder 5, a rotating arm 2, a positioning shaft 2, a limiting plate 6, a motor casing, a positioning shaft 2, a motor casing, a motor shaft, a positioning shaft 2, a positioning shaft 6, a positioning shaft 2, a positioning shaft, a motor casing; after the motor casing location is accomplished, drive 5 piston ends of actuating cylinder and stretch out, rotor arm 4 drives limiting plate 6 and keeps away from location axle 2, avoids limiting plate 6 to interfere the rotation of location axle 2 and motor casing.
As shown in fig. 2 and 3, a central groove 21 is coaxially formed in the positioning shaft 2, one end of the central groove 21, which is far away from the electric spindle 12, penetrates through the positioning shaft 2, three sliding grooves 22 are circumferentially arranged on the outer wall of the positioning shaft 2 at intervals, and the sliding grooves 22 extend along the radial direction of the positioning shaft 2 to be communicated with the central groove 21; the fixing unit comprises a sliding shaft 7 arranged in the central groove 21 and a locking bar 8 arranged in the sliding groove 22, the sliding shaft 7 slides along the axial direction of the positioning shaft 2, the locking bar 8 slides along the radial direction of the positioning shaft 2, a connecting rod 9 is hinged between the sliding shaft 7 and the locking bar 8, and the hinged axes of the connecting rod 9 are perpendicular to the axial line of the positioning shaft 2;
as shown in fig. 2 and 3, an unlocking spring 16 and a stopper 15 are installed in the central slot 21, the unlocking spring 16 pushes the sliding shaft 7 to move out of the central slot 21, and the locking bar 8 is accommodated in the sliding slot 22 under the driving of the connecting rod 9; stop block 15 threaded connection is in central slot 21, after the motor casing location, rotates stop block 15 and removes to central slot 21, and stop block 15 promotes sliding shaft 7 and removes to central slot 21 to make the locking bar 8 remove outside spout 22 under the drive of connecting rod 9, until locking bar 8 supports the inner wall tightly in the stator, and then realize the fixed of motor casing on location axle 2.
Mounting grooves 23 are circumferentially arranged on the periphery of the positioning shaft 2 and located on one side, facing the electric spindle 12, of the sliding groove 22 at intervals, the mounting grooves 23 extend along the radial direction of the positioning shaft 2 to be communicated with the central groove 21, sliding blocks 18 are embedded in the mounting grooves 23 in a sliding mode, a power rod 19 is hinged between the sliding blocks 18 and one end, facing the unlocking spring 16, of the sliding shaft 7, and meanwhile a locking spring 17 is arranged in the central groove 21 and located between the sliding shaft 7 and the stop block 15;
when the motor casing is not installed, the sliding shaft 7 is static in the central groove 21, the locking bar 8 partially extends out of the sliding groove 22, and the sliding block 18 partially extends out of the installation groove 23; when the installation motor casing, at first drive rotor arm 4, limiting plate 6 is close to location axle 2, wherein seted up semicircular draw-in groove 61 on the limiting plate 6, when until location axle 2 and draw-in groove 61 inner wall butt, limiting plate 6 promotes sliding block 18 and accomodates completely in mounting groove 23, promote sliding shaft 7 compression locking spring 17 through power rod 19 simultaneously, and in the locking strip 8 accomodates completely with spout 22, then locate on location axle 2 motor casing cover that will install the stator, until motor casing butt limiting plate 6, drive rotor arm 4 makes limiting plate 6 keep away from location axle 2 at last, locking spring 17 promotes sliding shaft 7 once more and removes, until locking strip 8 supports tightly in the stator inner wall, realize the quick fixed to the motor casing.
The implementation principle of the embodiment is as follows:
after the motor casing with the stator is fixed on the positioning shaft 2, the electric spindle 12 is started to drive the motor casing to rotate, and the tool rest 14 is moved to the inner end face of the tool cutting motor casing, so that the deviation between the axis of the inner side wall of the installation end cover in the motor casing and the axis of the stator is reduced, the deviation between the axis of the end cover and the axis of the stator is reduced, namely, the deviation between the axis of the rotor and the axis of the stator is reduced, and the quality of the motor is improved.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a motor casing processing equipment for the motor casing inner wall of stator is installed in the turning, its characterized in that: comprises a lathe (1), a positioning unit and a fixing unit which are arranged on the lathe (1);
the lathe (1) comprises a rack (11), an electric spindle (12) arranged on the rack (11) and a tool rest (14) arranged on the rack (11) in a sliding manner;
the positioning unit comprises a positioning shaft (2) inserted in the stator and a limiting piece abutted against one end of the motor shell facing the electric spindle (12), and the positioning shaft (2) is coaxially fixed at the rotating end of the electric spindle (12);
the fixing unit: used for locking the relative position of the motor shell provided with the stator and the positioning shaft (2).
2. The motor casing processing apparatus of claim 1, wherein: the rotating end of the electric spindle (12) is fixedly provided with a three-jaw chuck (13), and one end of the positioning shaft (2) is fixedly arranged in the three-jaw chuck (13).
3. The motor casing processing apparatus of claim 1, wherein: the utility model discloses a fixing device for the automobile seat, including frame (11), be fixed with installation pole (3) on the frame (11), installation pole (3) are extended along the direction that is on a parallel with location axle (2), it is provided with rotor arm (4) to rotate on installation pole (3), rotor arm (4) rotate around the axis of installation pole (3), the locating part is fixed in on the rotor arm, still be provided with the power spare that is used for driving rotor arm (4) on frame (11).
4. The motor casing processing apparatus of claim 3, wherein: the utility model discloses a fixing device for fixing a bearing, including rotor arm (4), rotor arm (4) are last to set up the rotation groove of grafting installation pole (3), rotor arm (4) slide along installation pole (3) length direction and set up, the equal threaded connection in both sides relative that just are located rotor arm (4) on installation pole (3) has nut (31), nut (31) and rotor arm (4) butt.
5. The motor casing processing apparatus of claim 3, wherein: a central groove (21) is coaxially formed in the positioning shaft (2), sliding grooves (22) are formed in the outer side of the positioning shaft (2) at intervals in the circumferential direction, and the sliding grooves (22) radially extend along the positioning shaft (2) to be communicated with the central groove (21);
fixed unit is including inlaying slide shaft (7) of locating in central groove (21) and inlaying locking bar (8) of locating in spout (22), slide shaft (7) slide along location axle (2) axis direction, locking bar (8) are along location axle (2) radial slip, be provided with connecting rod (9) between slide shaft (7) and locking bar (8), the both ends of connecting rod (9) articulate respectively on slide shaft (7) and locking bar (8), the equal perpendicular to slide shaft (7) of articulated axis of connecting rod (9), be provided with the power component that drive slide shaft (7) removed on location axle (2).
6. The motor casing processing apparatus of claim 5, wherein: the central groove (21) penetrates through one end, far away from the electric spindle (12), of the positioning shaft (2), the power part comprises a stop block (15) in the central groove (21) in threaded connection and an unlocking spring (16) arranged in the central groove (21), and the unlocking spring (16) has a tendency of pushing the sliding shaft (7) to move towards the stop block (15).
7. The motor casing processing apparatus of claim 6, wherein: a locking spring (17) is arranged between the stop block (15) and the sliding shaft (7), and the locking spring (17) has the tendency of pushing the sliding shaft (7) to be far away from the stop block (15); the periphery of location axle (2) and be close to the one end circumference interval of electricity main shaft (12) and offer mounting groove (23) with central groove (21) intercommunication, sliding embedding is equipped with sliding block (18) in mounting groove (23), it has power rod (19) to articulate between the one end of sliding block (18) and sliding shaft (7) orientation unblock spring (16), the equal perpendicular to sliding shaft (7) of axis of rotation of power rod (19).
8. The motor casing processing apparatus of claim 7, wherein: offer draw-in groove (61) that are used for joint location axle (2) on the locating part, the inner wall and the sliding block (18) of draw-in groove (61) align.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911158394.2A CN110842217B (en) | 2019-11-22 | 2019-11-22 | Motor casing processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911158394.2A CN110842217B (en) | 2019-11-22 | 2019-11-22 | Motor casing processing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110842217A true CN110842217A (en) | 2020-02-28 |
| CN110842217B CN110842217B (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911158394.2A Active CN110842217B (en) | 2019-11-22 | 2019-11-22 | Motor casing processing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN110842217B (en) |
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| Publication number | Publication date |
|---|---|
| CN110842217B (en) | 2020-07-07 |
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