CN103915955A - Motor rotor grinding device - Google Patents
Motor rotor grinding device Download PDFInfo
- Publication number
- CN103915955A CN103915955A CN201410179005.5A CN201410179005A CN103915955A CN 103915955 A CN103915955 A CN 103915955A CN 201410179005 A CN201410179005 A CN 201410179005A CN 103915955 A CN103915955 A CN 103915955A
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- grinding
- driver plate
- grinding machine
- clamping
- workpiece
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Abstract
The invention relates to the technical field of motor manufacturing, in particular to a motor rotor grinding device to achieve the technical purpose of improving machining efficiency. The motor rotor grinding device comprises two grinding machines arranged on the left side and the right side in a spaced mode, a clamping disc is fixed to a power output shaft of the left grinding machine, the right grinding machine is provided with a tailstock ejector head capable of moving left and right, and the right grinding machine is provided with an ejector head drive component used for driving the tailstock ejector to move left and right. The clamping disc is provided with a shifting disc capable of moving left and right and synchronously rotating along with the clamping disc. The shifting disc is installed on the clamping disc through a plurality of shifting disc guiding columns sleeved with shifting disc springs. The middle of the shifting disc is provided with a boss protruding rightwards, the boss is used for clamping a workpiece, the center of the shifting disc is provided with a through hole, the through hole is internally provided with a fixed ejector head movably matched with the shifting disc, the fixed ejector head is fixedly connected with the clamping disc, and the center axis of the fixed ejector head coincides with the center axis of the tailstock ejector head. The motor rotor grinding device is suitable for grinding bearing positions and oil seal positions of a motor rotor.
Description
Technical field
The present invention relates to motor manufacturing technology, particularly relate to a kind of technology of rotor grinding attachment.
Background technology
Motor is mainly by stator, rotor, casing, end cap forms, air gap between stator and rotor is very little, generally between 0.25～0.8mm, casing and stator inner hole concentricity are mainly ensured by casing two ends seam, rotor and stator concentricity are mainly ensured by two ends end cap, in addition the machining accuracy of rotor itself is even more important, especially the concentricity requirement of former and later two bearing positions and shaft extension, it directly affects the air gap between motor performance and stator and rotor, after electrical power, stator winding produces magnetic field rotor driven high speed rotating, therefore the machining accuracy of rotor has determined the noise of motor, vibrations, the main performances such as staring torque, the front and back bearings position of rotor and the machining accuracy of front and rear oil seals position are particularly important.
The front and back bearings position of rotor and front and rear oil seals position all adopt grinding machine processing conventionally, add man-hour requirement and manually the two ends of workpiece (rotor to be processed) are aimed at respectively to two clamping tops on grinding machine, drive again two clamping tops to clamp workpiece, and then by manually workpiece being locked, workpiece can synchronously be rotated with the power output shaft of grinding machine, the clamping of workpiece is very inconvenient, thereby has reduced working (machining) efficiency, and cannot realize automatic loading/unloading.
Summary of the invention
For the defect existing in above-mentioned prior art, technical problem to be solved by this invention is to provide the rotor grinding attachment that a kind of working (machining) efficiency is high.
In order to solve the problems of the technologies described above, a kind of rotor grinding attachment provided by the present invention, comprise grinding machine, it is characterized in that: described grinding machine has two, two grinding machines are between left and right every laying, on the power output shaft of left grinding machine wherein, be fixed with a clamping dish, on right grinding machine, there is a tailstock top that can move left and right, and on right grinding machine, be equipped with for driving tailstock to come directly towards the top driver part moving left and right;
On described clamping dish, be equipped with a driver plate that can move left and right and can synchronously rotate with clamping dish, on clamping dish, be fixed with many driver plate guide pillars that move left and right for guiding driver plate, on every driver plate guide pillar, be all equipped with driver plate spring, the two ends of each driver plate spring prop up respectively clamping dish and driver plate;
The middle part of described driver plate has an outstanding boss to the right for clamping workpiece, the core of driver plate offers through hole, this through hole is built-in with a fixing top coordinating with driver plate activity, and this fixing top is affixed with clamping dish, the central axes of the fixing central axis coming directly towards and tailstock top.
Further, between described two grinding machines, be fixed with a workbench, on described workbench, be fixed with each work support around, lay at these two work support intervals, the top of two work supports all offers the workpiece putting groove that upwards open and left and right connects, and the central axis of fixing top is through the workpiece putting groove on two work support tops.
Further, described workpiece putting groove is V-shaped.
Further, also comprise two charging trays, these two charging trays both sides before and after workbench that are placed in, one of them charging tray is entry table, another charging tray is discharge port plate.
Further, on described grinding machine, the measuring instrument for measuring workpieces grinding spot size is housed.
Rotor grinding attachment provided by the invention, on left grinding machine, be provided with driver plate, and the middle part tool boss of driver plate, after left grinding machine starts, under the elastic force effect of driver plate spring, the boss at driver plate middle part can snap in the fan blade keyway of workpiece rear end automatically, thereby drives workpiece synchronously to rotate, without artificial locking, can improve the working (machining) efficiency of rotor.Further, owing to being provided with two work supports between two grinding machines, workpiece comes directly towards auto-alignment with fixing top, tailstock after being placed on two work supports, without artificial interference, can further improve the working (machining) efficiency of rotor.Further, two charging trays are set respectively in workbench both sides, then cooperative mechanical handgrip automatic feed and self-emptying can be realized, the working (machining) efficiency of rotor can be further improved.
Brief description of the drawings
Fig. 1 is the structural representation of the rotor grinding attachment of the embodiment of the present invention;
Fig. 2 is the clamping workpiece schematic diagram of the rotor grinding attachment of the embodiment of the present invention;
Fig. 3 is the structural representation of the clamping dish in the rotor grinding attachment of the embodiment of the present invention;
Fig. 4 is the structural representation of the work support in the rotor grinding attachment of the embodiment of the present invention;
Fig. 5 is the structural representation of workpiece.
Embodiment
Below in conjunction with brief description of the drawings, embodiments of the invention are described in further detail, but the present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof, all should list protection scope of the present invention in.
As Figure 1-Figure 4, a kind of rotor grinding attachment that the embodiment of the present invention provides, comprise two grinding machines 11,12, two grinding machines are between left and right every laying, on the power output shaft of left grinding machine 11 wherein, be fixed with a clamping dish 31, on right grinding machine 12, there is a tailstock top 35 that can move left and right, and on right grinding machine 12, be equipped with for driving the tailstock top 35 top driver parts that move left and right;
On described clamping dish 31, be equipped with a driver plate 33 that can move left and right and can synchronously rotate with clamping dish, on clamping dish 31, be fixed with many driver plate guide pillars 39 that move left and right for guiding driver plate, on every driver plate guide pillar 39, be all equipped with driver plate spring 34, the two ends of each driver plate spring 34 prop up respectively clamping dish 31 and driver plate 33;
The middle part of described driver plate 33 has an outstanding boss 38 to the right for clamping workpiece, the core of driver plate 33 offers through hole, this through hole is built-in with a fixing top 32 coordinating with driver plate activity, this fixing top 32 is affixed with clamping dish 31, the central axes of the central axis of fixing top 32 and tailstock top 35.
In the embodiment of the present invention, between described two grinding machines 11,12, be fixed with a workbench 4, on described workbench 4, be fixed with each work support 5 around, lay at these two work supports, 5 intervals, the top of two work supports 5 all offers the V-arrangement workpiece putting groove 51 that upwards open and left and right connects, and the central axis of fixing top 32 is through the workpiece putting groove on two work support 5 tops.
The embodiment of the present invention also comprises two charging trays 21,22, these two charging trays both sides before and after workbench that are placed in, and one of them charging tray 21 is entry table, another charging tray 22 is discharge port plate.
In the embodiment of the present invention, the measuring instrument for measuring workpieces grinding spot size is housed on described grinding machine.
The embodiment of the present invention is applicable to the bearing position of rotor and the grinding of oil sealing position, and concrete processing method is as follows:
As shown in Figure 5, the rear end of processing work to be ground (rotor) need milling in advance good for the fan blade keyway 97 of fan blade is installed, workpiece needs the position of grinding to have fore bearing position 93, Front oil seal position 92, rear bearing position 95, Rear oil seal position 96;
Each needs the workpiece (rotor) of grinding will be placed in advance on entry table, add utilization of hour mechanical gripper grabbing workpiece being placed on two work supports one by one from entry table, often process after a workpiece, utilize mechanical gripper to capture and be placed on two workpiece on work support and relay on discharge port plate;
When mechanical gripper is placed on two work supports by workpiece, workpiece rear end is just come directly towards fixing towards a left side, workpiece front end just comes directly towards tailstock towards the right side, placing appropriate rear utilization top driver part drives tailstock top to move to left, tailstock top props up workpiece front end thereupon, and promote workpiece and be moved to the left, until workpiece rear end is tight against fixing top, workpiece rear end compresses driver plate simultaneously, each driver plate spring contraction is compressed, then start left grinding machine, the power output shaft of left grinding machine drives clamping dish to rotate immediately, and then drive driver plate synchronously to rotate, the boss that turns to its middle part when driver plate is during just to the fan blade keyway of workpiece rear end, under the elastic force effect of driver plate spring, the boss at driver plate middle part snaps in the fan blade keyway of workpiece rear end, thereby drive workpiece synchronously to rotate, now can utilize the fore bearing position 93 of the emery wheel substep grinding work piece on the grinding machine of left and right, Front oil seal position 92, rear bearing position 95, Rear oil seal position 96, in grinding process, utilize measuring instrument to detect in real time grinding spot size, when each position of workpiece is ground to required size, left and right grinding machine cuts out, then utilize top driver part to drive tailstock top to move to right, thereby workpiece is released on two work supports, then can utilize mechanical gripper grabbing workpiece and relay on discharge port plate.
Claims (5)
1. a rotor grinding attachment, comprise grinding machine, it is characterized in that: described grinding machine has two, two grinding machines are between left and right every laying, on the power output shaft of left grinding machine wherein, be fixed with a clamping dish, on right grinding machine, there is a tailstock top that can move left and right, and on right grinding machine, be equipped with for driving tailstock to come directly towards the top driver part moving left and right;
On described clamping dish, be equipped with a driver plate that can move left and right and can synchronously rotate with clamping dish, on clamping dish, be fixed with many driver plate guide pillars that move left and right for guiding driver plate, on every driver plate guide pillar, be all equipped with driver plate spring, the two ends of each driver plate spring prop up respectively clamping dish and driver plate;
The middle part of described driver plate has an outstanding boss to the right for clamping workpiece, the core of driver plate offers through hole, this through hole is built-in with a fixing top coordinating with driver plate activity, and this fixing top is affixed with clamping dish, the central axes of the fixing central axis coming directly towards and tailstock top.
2. rotor grinding attachment according to claim 1, it is characterized in that: between described two grinding machines, be fixed with a workbench, on described workbench, be fixed with each work support around, lay at these two work support intervals, the top of two work supports all offers the workpiece putting groove that upwards open and left and right connects, and the central axis of fixing top is through the workpiece putting groove on two work support tops.
3. rotor grinding attachment according to claim 2, is characterized in that: described workpiece putting groove is V-shaped.
4. rotor grinding attachment according to claim 2, is characterized in that: also comprise two charging trays, and these two charging trays both sides before and after workbench that are placed in, one of them charging tray is entry table, another charging tray is discharge port plate.
5. rotor grinding attachment according to claim 1, is characterized in that: the measuring instrument for measuring workpieces grinding spot size is housed on described grinding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179005.5A CN103915955B (en) | 2014-04-30 | 2014-04-30 | Rotor grinding attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179005.5A CN103915955B (en) | 2014-04-30 | 2014-04-30 | Rotor grinding attachment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103915955A true CN103915955A (en) | 2014-07-09 |
| CN103915955B CN103915955B (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410179005.5A Active CN103915955B (en) | 2014-04-30 | 2014-04-30 | Rotor grinding attachment |
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| Country | Link |
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| CN (1) | CN103915955B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397583A (en) * | 2015-12-16 | 2016-03-16 | 昆山华辰重机有限公司 | Automatic headstock floating and locating shifting disc of numerical control roll grinding machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2706949Y (en) * | 2004-05-15 | 2005-06-29 | 陈昭明 | Rotor combined processor |
| CN201744721U (en) * | 2009-09-17 | 2011-02-16 | 江西铜业股份有限公司 | Lathe for processing key slot |
| RU2431555C1 (en) * | 2010-02-24 | 2011-10-20 | ОБЩЕСТВО С ОГРАНИЧЕННОЙ ОТВЕТСТВЕННОСТЬЮ ЛЫСЬВЕНСКИЙ ЗАВОД ТЯЖЕЛОГО ЭЛЕКТРИЧЕСКОГО МАШИНОСТРОЕНИЯ "ПРИВОД" (ООО "Электротяжмаш-Привод") | Method of making electrical machine rotor shaft |
| CN202424427U (en) * | 2011-12-26 | 2012-09-05 | 安波电机(宁德)有限公司 | Machining tool for main shaft of long-shaft-extension rotor of multistage pump |
| CN202616943U (en) * | 2012-03-07 | 2012-12-19 | 杭州富生电器股份有限公司 | Metal processing device for centrifugally casting motor rotor |
| CN102857036A (en) * | 2011-06-27 | 2013-01-02 | 上海宝钢设备检修有限公司 | On-line grinding device for large-scale synchronous motor rotor collecting ring |
| CN203827130U (en) * | 2014-04-30 | 2014-09-10 | 上海特波电机有限公司 | Motor rotor grinding device |
-
2014
- 2014-04-30 CN CN201410179005.5A patent/CN103915955B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2706949Y (en) * | 2004-05-15 | 2005-06-29 | 陈昭明 | Rotor combined processor |
| CN201744721U (en) * | 2009-09-17 | 2011-02-16 | 江西铜业股份有限公司 | Lathe for processing key slot |
| RU2431555C1 (en) * | 2010-02-24 | 2011-10-20 | ОБЩЕСТВО С ОГРАНИЧЕННОЙ ОТВЕТСТВЕННОСТЬЮ ЛЫСЬВЕНСКИЙ ЗАВОД ТЯЖЕЛОГО ЭЛЕКТРИЧЕСКОГО МАШИНОСТРОЕНИЯ "ПРИВОД" (ООО "Электротяжмаш-Привод") | Method of making electrical machine rotor shaft |
| CN102857036A (en) * | 2011-06-27 | 2013-01-02 | 上海宝钢设备检修有限公司 | On-line grinding device for large-scale synchronous motor rotor collecting ring |
| CN202424427U (en) * | 2011-12-26 | 2012-09-05 | 安波电机(宁德)有限公司 | Machining tool for main shaft of long-shaft-extension rotor of multistage pump |
| CN202616943U (en) * | 2012-03-07 | 2012-12-19 | 杭州富生电器股份有限公司 | Metal processing device for centrifugally casting motor rotor |
| CN203827130U (en) * | 2014-04-30 | 2014-09-10 | 上海特波电机有限公司 | Motor rotor grinding device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397583A (en) * | 2015-12-16 | 2016-03-16 | 昆山华辰重机有限公司 | Automatic headstock floating and locating shifting disc of numerical control roll grinding machine |
| CN105397583B (en) * | 2015-12-16 | 2018-05-22 | 华辰精密装备（昆山）股份有限公司 | The head frame automatic floating positioning driver plate of CNC roll grinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103915955B (en) | 2016-02-24 |
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