CN220636976U - Clamping device for turning bearing locking ring - Google Patents
Clamping device for turning bearing locking ring Download PDFInfo
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- CN220636976U CN220636976U CN202322231135.6U CN202322231135U CN220636976U CN 220636976 U CN220636976 U CN 220636976U CN 202322231135 U CN202322231135 U CN 202322231135U CN 220636976 U CN220636976 U CN 220636976U
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- ring
- locking ring
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- 238000007789 sealing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
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- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 239000000428 dust Substances 0.000 description 1
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Abstract
The utility model discloses a clamping device for turning a bearing locking ring, which comprises a clamping device and a clamping device, wherein the clamping device comprises a clamping device body, a clamping device body and a clamping device body, wherein the clamping device body comprises a clamping device body, the clamping device body comprises: the propping ring plate is fixedly connected to the workbench, a placement notch is formed in the side face of the propping ring plate, and the surface of the placement notch consists of a propping curved surface and a placement horizontal plane; the side surface of the propping ring plate is also provided with a plurality of fastening screw holes, the plurality of pressing short plates are respectively provided with through holes, and the tail ends of the plurality of fastening bolts respectively penetrate through the through holes of the corresponding pressing short plates and are screwed into the corresponding fastening screw holes on the propping ring plate; and a spacing short plate is further arranged between the pressing short plate and the propping ring plate and is fixedly connected to the pressing short plate and positioned below the pressing short plate through hole. The clamping device is simple and exquisite in structure, can be used for horizontally positioning the clamping ring while being matched with the clamping ring, and has the end face direction of stress-free clamping, so that all the required faces can be parallel to each other, and the parallel precision is high; after turning is finished, even if the pressing short plates are loosened, the required end surfaces can still be kept parallel to each other, so that the machining precision of the locking ring workpiece is ensured.
Description
Technical Field
The utility model belongs to the field of clamping devices, and particularly relates to a clamping device for turning a bearing locking ring.
Background
The bearing of the megawatt double-fed wind generating set is a special bearing, the power generated by the wind wheel under the action of wind force is transmitted to the gear box through the main shaft and then transmitted to the generator through the gear box, and the wind power bearing bears the axial and radial loads from the wind wheel in the process, so that the bearing is one of the core components of the wind generating set. Therefore, the wind power bearing must have high reliability and long service life, while a good sealing system is a precondition for ensuring the performance and the safe service life of the wind power bearing, and the sealing is to prevent the grease from running away from the bearing, and also to prevent external dust, moisture and the like from invading the bearing, and no reasonable sealing will greatly affect the service life of the bearing.
The locking ring assembled on the wind power bearing mainly plays an oil seal role, the machining precision of the locking ring directly influences the sealing effect, and referring to the sectional view of the locking ring 3 shown in fig. 1, after the locking ring 3 is forged and molded, a first groove 1 and a second groove 2 need to be machined and turned on the locking ring, and the turning needs to ensure that the bottom surface of the first groove 1 and the bottom surface of the second groove 2 are parallel to each other and keep parallel to the end surface of the locking ring 3 so as to ensure the assembly precision of the locking ring 3 and other parts; the workpiece is usually positioned and fixed through a clamping device, the original clamping device of an enterprise applies pressure to the workpiece through a pressing plate on the top surface, when the workpiece of the locking ring 3 is fixed on a workbench surface, the pressing plate can squeeze and deform a part of the end surface area of the workpiece of the locking ring 3, after the first groove 1 and the second groove 2 are turned out, the pressing plate is removed, the squeezed area of the workpiece of the locking ring 3 can rebound and deform in the end surface direction, the bottom surface of the first groove 1, the bottom surface of the second groove 2 and two end surfaces cannot be kept parallel due to deformation, the clamping device cannot adapt to the positioning requirement of the workpiece of the locking ring 3, and the bottom surface of the first groove 1, the bottom surface of the second groove 2 and the two end surfaces are difficult to be parallel with each other in high precision during clamping and turning. Therefore, another clamping device for turning the bearing locking ring is needed to ensure the machining precision of the locking ring workpiece.
Disclosure of Invention
Based on the above, the utility model discloses a clamping device for turning a bearing locking ring, which comprises a workbench, a propping ring plate, a plurality of pressing short plates and a plurality of fastening bolts corresponding to the pressing short plates one by one;
the supporting ring plate is fixedly connected to the top surface of the workbench, a placement notch is formed in the outer side surface of the supporting ring plate, the surface of the placement notch is composed of a supporting curved surface and a placement horizontal plane, the supporting curved surface can be matched with the inner side surface of the locking ring conveniently, the placement horizontal plane can be used as a positioning reference surface for horizontally positioning the locking ring workpiece, and a specific positioning mode is shown in the working principle in the embodiment;
the clamping ring is characterized in that a plurality of fastening screw holes are further formed in the outer side face of the propping ring plate, the fastening screw holes are located below the placement notch, the plurality of pressing short plates are respectively arranged beside the corresponding fastening screw holes, through holes are respectively formed in the pressing short plates, the tail ends of the fastening bolts respectively penetrate through the through holes of the corresponding pressing short plates to be screwed into the corresponding fastening screw holes in the propping ring plate, the inner face of the pressing short plates can be matched with the outer side face of the clamping ring workpiece, and therefore when the clamping ring workpiece is placed between the placement notch and the propping ring plate in a propping mode, the clamping ring workpiece can be fastened at the placement notch by screwing the fastening bolts and inwards extruding the pressing short plates.
Preferably, a spacing short plate is further arranged between the pressing short plate and the propping ring plate, and the spacing short plate is fixedly connected to the inner face of the pressing short plate and is positioned below the through hole on the pressing short plate; specifically, compress tightly the short board and interval short board body coupling makes their cross-section be "L" shape, and the side of interval short board cooperatees with the lateral surface that leans on the annular plate in the top of compressing tightly the short board inwards extrudees the work piece, and the interval short board that is located the short board lower part, its side can laminate with the lateral surface that leans on the annular plate, can avoid compressing tightly the short board excessively to the work piece, make the work piece take place overstress deformation, also can avoid compressing tightly the short board and lead to the slope even deformation because of the atress is uneven.
Preferably, a plurality of reinforcing plates are further arranged between the inner face of the propping ring plate and the top face of the workbench, and can enable the propping ring plate to be fixed more firmly, so that the propping ring plate is prevented from toppling or deforming when the pressing short plate presses a fixed workpiece.
Through the technical scheme, the utility model at least comprises the following beneficial effects:
the clamping device for turning the bearing locking ring has a simple and exquisite structure, can be used for horizontally positioning a locking ring workpiece while being matched and clamped, enables the bottom surface of the machined first groove, the bottom surface of the machined second groove and the two end surfaces to be parallel to each other, has high parallel precision, and meets the assembly precision requirements of the locking ring workpiece and other parts; and this clamping device changes the clamping mode to locking ring work piece terminal surface into carrying out the clamping to its side, does not exert stress on the terminal surface, and after the turning was accomplished, even will compress tightly the slackly and open, also can take place stress deformation on the horizontal direction only, the bottom surface of first recess, the bottom surface and the both ends face of second recess still can keep being parallel to guarantee the machining precision of locking ring work piece.
Drawings
FIG. 1 is a cross-sectional view of a locking ring workpiece to be turned as described in the background of the present application;
FIG. 2 is a front view and a partial cross-sectional view of a clamping device for turning a bearing locking ring according to an embodiment of the present application;
FIG. 3 is an enlarged view of FIG. 1 at A;
FIG. 4 is a top view of a clamping device for turning a bearing locking ring according to an embodiment of the present application;
FIG. 5 is a schematic view of a portion of a locking ring workpiece clamped on a clamping device according to an embodiment of the present application;
FIG. 6 is another schematic view of a clamping device for clamping a locking ring workpiece according to an embodiment of the present application;
reference numerals illustrate: the clamping device comprises a first groove, a second groove, a locking ring 3, a workbench 4, a propping ring plate 5, a fastening bolt 6, a pressing short plate 7, a reinforcing plate 8, a spacing short plate 9, a placing notch 10, a propping curved surface 11, a placing horizontal plane 12, a fastening screw hole 13, a first end face 21 and a second end face 22.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, which are simplified schematic diagrams illustrating the basic structure of the present utility model only by way of illustration, and thus show only the constitution related to the present utility model.
In the description of the present application, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the azimuth or positional relationship shown in the drawings, this is merely for convenience of description and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus the words describing the positional relationship are merely for illustration and are not to be construed as limiting the present patent; the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," and the like may explicitly or implicitly include one or more of such features. The specific meaning of the terms described above will be understood by those of ordinary skill in the art as the case may be.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 2-4, a clamping device for turning a locking ring of a bearing comprises a workbench 4, a propping ring plate 5, a plurality of pressing short plates 7 and a plurality of fastening bolts 6 which are in one-to-one correspondence with the pressing short plates 7.
The propping ring plate 5 is fixedly connected to the top surface of the workbench 4, a placement notch 10 is formed in the outer side surface of the propping ring plate 5, the surface of the placement notch 10 is composed of a propping curved surface 11 and a placement horizontal surface 12, and workpieces of the locking ring 3 are conveniently placed at the placement notch 10 in a propping mode; the propping curved surface 11 can be matched with the inner side surface of the locking ring 3, and the design of the placement horizontal surface 12 can be used as a positioning reference surface to horizontally position the workpiece of the locking ring 3, and the specific positioning mode is shown in the following working principle.
The outer side surface of the propping ring plate 5 is also provided with a plurality of fastening screw holes 13, the fastening screw holes 13 are positioned below the placement notch 10, a plurality of pressing short plates 7 are respectively arranged beside the corresponding fastening screw holes 13, the pressing short plates 7 are respectively provided with through holes, and the tail ends of the fastening bolts 6 respectively penetrate through the through holes of the corresponding pressing short plates 7 and are screwed into the corresponding fastening screw holes 13 on the propping ring plate 5; the inner face of the pressing short plate 7 can be matched with the outer side face of the workpiece of the locking ring 3, so that when the workpiece of the locking ring 3 is placed at the placing notch 10 in a leaning manner and is positioned between the pressing short plate 7 and the leaning ring plate 5, the workpiece of the locking ring 3 can be fastened at the placing notch 10 by screwing the fastening bolt 6 to press the pressing short plate 7 inwards.
A plurality of reinforcing plates 8 are further arranged between the inner face of the propping ring plate 5 and the top face of the workbench 4, the propping ring plate 5 can be firmly fixed by the reinforcing plates 8, and the phenomenon that the propping ring plate 5 is inclined or deformed when the pressing short plate 7 is used for pressing and fixing a workpiece is avoided.
In a specific embodiment, referring to fig. 3, a spacing short plate 9 is further disposed between the pressing short plate 7 and the abutting ring plate 5, and the spacing short plate 9 is fixedly connected to the inner face of the pressing short plate 7 and is located below the through hole of the pressing short plate 7; specifically, compress tightly short board 7 and interval short board 9 an organic whole and connect, make their cross-section be "L" shape, the side of interval short board 9 cooperatees with the lateral surface that leans on annular plate 5, when compressing tightly the upper portion of short board 7 inwards extrudees the work piece, be located the interval short board 9 of compressing tightly short board 7 lower part, its side can laminate with the lateral surface that leans on annular plate 5, can avoid compressing tightly short board 7 excessively to the work piece, make the work piece take place overstress deformation, also can avoid compressing tightly short board 7 because of the uneven slope or even deformation that leads to of atress.
The working principle of the clamping device for turning the bearing locking ring is as follows:
referring to fig. 5, the workpiece of the locking ring 3 is firstly abutted against the placement notch 10 of the abutting ring plate 5, the first end face 21 of the workpiece of the locking ring 3 faces upwards, the fastening bolt 6 is screwed, and the workpiece of the locking ring 3 is fixed by pressing the short plate 7 and is fixed at the placement notch 10; the first end surface 21 is turned flat by horizontal turning, and the first groove 1 is turned by horizontal turning, so that the first end surface 21 and the bottom surface of the first groove 1 are parallel. Turning the workpiece of the locking ring 3, referring to fig. 6, making the second end face 22 of the workpiece of the locking ring 3 face upwards, clamping and fixing the workpiece of the locking ring 3 in the same manner, wherein the flat first end face 21 can be combined with the placing horizontal face 12 of the placing notch 10 to horizontally position the whole workpiece, and then the second end face 22 is processed and flattened by horizontal turning, and the second groove 2 is turned by horizontal turning, so that the first end face 21, the second end face 22, the bottom face of the first groove 1 and the bottom face of the second groove 2 are parallel to each other.
Because the clamping device changes the original clamping mode of the end face of the workpiece of the locking ring 3 into the clamping mode of the side face of the workpiece, no stress is applied to the end face, after turning is finished, the fastening bolt 6 is unscrewed, the pressing short plate 7 is loosened, after the workpiece of the locking ring 3 is taken down from the clamping device, the workpiece can be subjected to stress deformation only in the horizontal direction, and the bottom face of the first groove 1, the bottom face of the second groove 2, the first end face 21 and the second end face 22 can still be kept parallel to each other.
The foregoing description is only illustrative of the preferred embodiments of the present utility model, and various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the present utility model, and it is intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the utility model.
Claims (3)
1. A clamping device for turning of bearing locking ring, its characterized in that: comprises a workbench (4), a propping ring plate (5), a plurality of pressing short plates (7) and a plurality of fastening bolts (6) which are in one-to-one correspondence with the pressing short plates (7);
the jacking ring plate (5) is fixedly connected to the workbench (4), a placement notch (10) is formed in the side face of the jacking ring plate (5), and the surface of the placement notch (10) is composed of a jacking curved surface (11) and a placement horizontal surface (12);
the side of the propping ring plate (5) is also provided with a plurality of fastening screw holes (13), a plurality of through holes are respectively formed in the pressing short plates (7), and the tail ends of the fastening bolts (6) respectively penetrate through the corresponding through holes of the pressing short plates (7) and are screwed into the corresponding fastening screw holes (13) in the propping ring plate (5).
2. A clamping device for turning a locking ring of a bearing according to claim 1, wherein: an interval short plate (9) is further arranged between the pressing short plate (7) and the propping ring plate (5), and the interval short plate (9) is fixedly connected to the pressing short plate (7) and located below the through hole in the pressing short plate (7).
3. A clamping device for turning a locking ring of a bearing according to claim 1 or 2, characterized in that: a plurality of reinforcing plates (8) are arranged between the propping ring plate (5) and the workbench (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322231135.6U CN220636976U (en) | 2023-08-18 | 2023-08-18 | Clamping device for turning bearing locking ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322231135.6U CN220636976U (en) | 2023-08-18 | 2023-08-18 | Clamping device for turning bearing locking ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220636976U true CN220636976U (en) | 2024-03-22 |
Family
ID=90293632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322231135.6U Active CN220636976U (en) | 2023-08-18 | 2023-08-18 | Clamping device for turning bearing locking ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220636976U (en) |
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2023
- 2023-08-18 CN CN202322231135.6U patent/CN220636976U/en active Active
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