CN214922877U - Grinding device is used in processing production of generator bent axle - Google Patents
Grinding device is used in processing production of generator bent axle Download PDFInfo
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- CN214922877U CN214922877U CN202121372502.9U CN202121372502U CN214922877U CN 214922877 U CN214922877 U CN 214922877U CN 202121372502 U CN202121372502 U CN 202121372502U CN 214922877 U CN214922877 U CN 214922877U
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- crankshaft
- clamping seat
- limiting clamping
- polishing
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Abstract
The utility model relates to a grinding device technical field just discloses a grinding device is used in generator crankshaft machining production, including workstation, fixed bolster, first power device, slide mechanism, the support of polishing, swivel, regulation slide, U type supporting shoe, polish chamber, spacing wheel, polish wheel and second power device. Set up like this, overall structure is simple, has reduced the cost of labor, and polishes efficiently.
Description
Technical Field
The utility model relates to a grinding device technical field specifically is a grinding device is used in generator crankshaft machining production.
Background
The crankshaft is an important part for bearing the force transmitted by the connecting rod and converting the force into torque output, and is also an important part for converting horizontal motion into rotary motion. The application range of the machine is wider and wider in modern mechanical structure, and the application requirement of the machine is increased. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well. The crankshaft is difficult to polish the shaft neck due to the special shape of the crankshaft, and the crankshaft is usually processed in a manual polishing mode. However, the processing mode has high labor cost and low grinding efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a grinding device is used in generator crankshaft machining production solves prior art's processing mode cost of labor height, and the efficiency of polishing is lower.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a grinding device is used in processing production of generator crankshaft, includes the workstation, be provided with the fixed bolster that is used for fixed crankshaft on the workstation, fixed bolster one end is provided with and is used for driving bent axle pivoted first power device, be provided with the slide mechanism parallel with the bent axle axis on the workstation of fixed bolster one side, the last support of polishing that is provided with of slide mechanism, be provided with the change on the support of polishing, radially be provided with the regulation slide on the change, it is connected with U type supporting shoe to adjust the slide outer end rotation, be provided with the chamber of polishing in the U type supporting shoe, the intracavity symmetry of polishing is connected with the spacing wheel of cooperation bent axle journal to and rotate and be connected with the wheel of polishing that is used for polishing the journal, the U type supporting shoe outside is provided with and is used for driving polish wheel pivoted second power device. The journal of the crankshaft also performs a pivoting movement in the case of special designs. When the crankshaft grinding device is used, the crankshaft is fixed on a fixed support and is driven by a first power device to rotate on the fixed support at a constant speed, a grinding support is driven by a sliding mechanism to move to a position of a bent neck to be ground, a U-shaped supporting block is placed on the bent neck to be machined and is limited by two limiting wheels, the bent neck is prevented from rubbing with the inner side of the U-shaped supporting block, and the bent neck is ground by a grinding wheel driven by a second power device; the bent neck rotates around the axis because of the special shape of the crankshaft on the axis of the output shaft of the first power device, at the moment, the rotating force of the bent neck is transmitted to the U-shaped supporting block, the U-shaped supporting block rotates at the end of the adjusting slide seat, the polishing position of the U-shaped supporting block cannot be changed, meanwhile, the adjusting slide seat slides on the rotating ring under the condition of the force provided by the rotation of the bent neck, and the axis of the rotating ring is superposed with the axis of the first power device; thereby realizing the polishing of the outer surface of the rotating lower bent neck; the adjusting sliding seat freely slides in the radial direction of the rotating ring to adjust the radial distance between the U-shaped supporting block and the axis of the rotating ring, so that the adjusting sliding seat can adapt to the radial distance between the bending necks at different positions and the axis of the first power device. Set up like this, overall structure is simple, has reduced the cost of labor, and polishes efficiently.
Furthermore, the fixed support at the left end is rotatably connected with a first limiting clamping seat, the output end of the first power device is fixedly connected with the first limiting clamping seat, the fixed support at the right end is rotatably connected with a second limiting clamping seat, the outer end of the second limiting clamping seat is in threaded connection with an outer clamping ring, an ejector rod mechanism is arranged in the second limiting clamping seat and is used for matching with the first limiting clamping seat to clamp the two ends of the crankshaft. During the use, insert the spacing outer cassette of second earlier with the one end of bent axle in, rotate through outer cassette and remove and block the bent axle, the other end is aimed at first spacing cassette, carries out the chucking through the first spacing cassette of ejector pin mechanism cooperation to the both ends of bent axle at last. The crankshaft clamping device is simple in structure, can prevent the crankshaft from flying out in the rotating process, and can clamp the crankshaft well.
Further, the ejector rod mechanism comprises a threaded ejector rod in threaded connection with the second limiting clamping seat and a handle arranged at the outer end of the threaded ejector rod. The ejector rod mechanism is simple in structure and stable in clamping through threaded connection.
Furthermore, the inner end of the threaded ejector rod and the first limiting clamping seat are internally provided with anti-slip pads. The anti-slip pad is arranged to further prevent slip and clamp.
Further, the first power device adopts a stepping motor. The stepping motor has the advantages of convenience in control and rotation controllability.
Has the advantages that: when the crankshaft grinding device is used, the crankshaft is fixed on a fixed support and is driven by a first power device to rotate on the fixed support at a constant speed, a grinding support is driven by a sliding mechanism to move to a position of a bent neck to be ground, a U-shaped supporting block is placed on the bent neck to be machined and is limited by two limiting wheels, the bent neck is prevented from rubbing with the inner side of the U-shaped supporting block, and the bent neck is ground by a grinding wheel driven by a second power device; the bent neck rotates around the axis because of the special shape of the crankshaft on the axis of the output shaft of the first power device, at the moment, the rotating force of the bent neck is transmitted to the U-shaped supporting block, the U-shaped supporting block rotates at the end of the adjusting slide seat, the polishing position of the U-shaped supporting block cannot be changed, meanwhile, the adjusting slide seat slides on the rotating ring under the condition of the force provided by the rotation of the bent neck, and the axis of the rotating ring is superposed with the axis of the first power device; thereby realizing the polishing of the outer surface of the rotating lower bent neck; the adjusting sliding seat freely slides in the radial direction of the rotating ring to adjust the radial distance between the U-shaped supporting block and the axis of the rotating ring, so that the adjusting sliding seat can adapt to the radial distance between the bending necks at different positions and the axis of the first power device. Set up like this, overall structure is simple, has reduced the cost of labor, and polishes efficiently.
Drawings
FIG. 1 is a schematic side view of the polishing apparatus of the present embodiment;
FIG. 2 is a schematic view of a grinding carriage of the present embodiment;
FIG. 3 is a schematic view of the swivel of the present embodiment in different positions;
fig. 4 is a schematic view of the internal structure of the U-shaped support block of this embodiment.
Reference numerals: the grinding machine comprises a workbench 1, a fixed support 2, a first power device 3, a sliding mechanism 4, a grinding support 5, a rotating ring 6, an adjusting sliding seat 7, a U-shaped supporting block 8, a limiting wheel 9, a grinding wheel 10, a second power device 11, a first limiting clamping seat 12, a second limiting clamping seat 13, an outer clamping ring 14 and a threaded ejector rod 15.
Detailed Description
The following will combine the embodiment to the utility model relates to a grinding device technical scheme for generator crankshaft processing production further explains in detail.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2, 3, and 4, the grinding device for processing and producing a crankshaft of a generator in this embodiment includes a workbench 1, a fixing bracket 2 for fixing the crankshaft is disposed on the workbench 1, a first power device 3 for driving the crankshaft to rotate is disposed at one end of the fixing bracket 2, a sliding mechanism 4 parallel to the axis of the crankshaft is disposed on the workbench 1 at one side of the fixing bracket 2, a grinding bracket 5 is disposed on the sliding mechanism 4, a rotating ring 6 is disposed on the grinding bracket 5, an adjusting slide 7 is radially disposed on the rotating ring 6, an outer end of the adjusting slide 7 is rotatably connected to a U-shaped supporting block 8, a grinding cavity is disposed in the U-shaped supporting block 8, a limiting wheel 9 matching with the crankshaft journal and a grinding wheel 10 rotatably connected to the journal, and a second power device 11 for driving the grinding wheel 10 to rotate is arranged on the outer side of the U-shaped supporting block 8. The left end of the fixed support 2 is rotatably connected with a first limiting clamping seat 12, the output end of the first power device 3 is fixedly connected with the first limiting clamping seat 12, the right end of the fixed support 2 is rotatably connected with a second limiting clamping seat 13, the outer end of the second limiting clamping seat 13 is in threaded connection with an outer clamping ring 14, an ejector rod mechanism is arranged in the second limiting clamping seat 13 and is used for being matched with the first limiting clamping seat 12 to clamp the two ends of the crankshaft. The ejector rod mechanism comprises a threaded ejector rod 15 in threaded connection with the second limiting clamping seat 13 and a handle arranged at the outer end of the threaded ejector rod 15. And anti-slip pads are arranged at the inner end of the threaded ejector rod 15 and in the first limiting clamping seat 12. The first power device 3 adopts a stepping motor. When the crankshaft grinding machine is used, a crankshaft is fixed on a fixed support 2 and is driven by a first power device 3 to rotate on the fixed support 2 at a constant speed, a grinding support 5 is driven by a sliding mechanism 4 to move to a position of a bent neck to be ground, a U-shaped support block 8 is placed on the bent neck to be processed and is limited by two limiting wheels 9, the bent neck is prevented from rubbing with the inner side of the U-shaped support block 8, and a grinding wheel 10 is driven by a second power device 11 to grind the bent neck; the bent neck rotates around the axis of the output shaft of the first power device 3 due to the special shape of the crankshaft, at the moment, the rotating force of the bent neck is transmitted to the U-shaped supporting block 8, the U-shaped supporting block 8 rotates at the end of the adjusting slide seat 7, the polishing position of the U-shaped supporting block 8 cannot be changed, meanwhile, the adjusting slide seat 7 slides on the rotating ring 6 under the condition of the force provided by the rotation of the bent neck, and the axis of the rotating ring 6 is superposed with the axis of the first power device 3; thereby realizing the polishing of the outer surface of the rotating lower bent neck; the adjusting slide 7 freely slides in the radial direction of the rotating ring 6 to adjust the radial distance between the U-shaped supporting block 8 and the axis of the rotating ring 6 so as to adapt to the radial distance between the bending necks at different positions and the axis of the first power device 3. Set up like this, overall structure is simple, has reduced the cost of labor, and polishes efficiently.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a grinding device is used in processing production of generator crankshaft which characterized in that: the grinding machine comprises a workbench, be provided with the fixed bolster that is used for fixed crankshaft on the workstation, fixed bolster one end is provided with and is used for driving bent axle pivoted first power device, be provided with the slide mechanism parallel with the bent axle axis on the workstation of fixed bolster one side, the last support of polishing that is provided with of slide mechanism, be provided with the swivel on the support of polishing, radially be provided with the regulation slide on the swivel, it is connected with U type supporting shoe to adjust the rotation of slide outer end, be provided with the chamber of polishing in the U type supporting shoe, the intracavity symmetry of polishing is rotated and is connected with the spacing wheel of cooperation bent axle journal to and rotate and be connected with the wheel of polishing that is used for polishing the journal, the U type supporting shoe outside is provided with and is used for driving polish wheel pivoted second power device.
2. The grinding device for machining and producing the generator crankshaft as claimed in claim 1, wherein: the left end of the fixed support is rotatably connected with a first limiting clamping seat, the output end of the first power device is fixedly connected with the first limiting clamping seat, the right end of the fixed support is rotatably connected with a second limiting clamping seat, the outer end of the second limiting clamping seat is in threaded connection with an outer clamping ring, an ejector rod mechanism is arranged in the second limiting clamping seat and is used for matching with the first limiting clamping seat to clamp the two ends of the crankshaft.
3. The grinding device for machining and producing the generator crankshaft as claimed in claim 2, wherein: the ejector rod mechanism comprises a threaded ejector rod in threaded connection with the second limiting clamping seat and a handle arranged at the outer end of the threaded ejector rod.
4. The grinding device is used in processing production of generator crankshaft of claim 3, its characterized in that: and anti-slip pads are arranged at the inner end of the threaded ejector rod and in the first limiting clamping seat.
5. The grinding device for machining and producing the generator crankshaft as claimed in claim 1, wherein: the first power device adopts a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121372502.9U CN214922877U (en) | 2021-06-21 | 2021-06-21 | Grinding device is used in processing production of generator bent axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121372502.9U CN214922877U (en) | 2021-06-21 | 2021-06-21 | Grinding device is used in processing production of generator bent axle |
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| Publication Number | Publication Date |
|---|---|
| CN214922877U true CN214922877U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121372502.9U Active CN214922877U (en) | 2021-06-21 | 2021-06-21 | Grinding device is used in processing production of generator bent axle |
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| CN (1) | CN214922877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714258A (en) * | 2022-04-13 | 2022-07-08 | 山东理工大学 | Ship power crankshaft surface grinding treatment equipment |
| CN117943960A (en) * | 2024-03-14 | 2024-04-30 | 江苏中祥汽车部件有限公司 | Crankshaft surface polishing machine |
-
2021
- 2021-06-21 CN CN202121372502.9U patent/CN214922877U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714258A (en) * | 2022-04-13 | 2022-07-08 | 山东理工大学 | Ship power crankshaft surface grinding treatment equipment |
| CN114714258B (en) * | 2022-04-13 | 2023-12-15 | 山东理工大学 | Ship power crankshaft surface grinding treatment equipment |
| CN117943960A (en) * | 2024-03-14 | 2024-04-30 | 江苏中祥汽车部件有限公司 | Crankshaft surface polishing machine |
| CN117943960B (en) * | 2024-03-14 | 2024-06-07 | 江苏中祥汽车部件有限公司 | Crankshaft surface polishing machine |
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