CN220241020U - Fulcrum module and fulcrum assembly of bearing raceway grinding machine - Google Patents
Fulcrum module and fulcrum assembly of bearing raceway grinding machine Download PDFInfo
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- CN220241020U CN220241020U CN202322026226.6U CN202322026226U CN220241020U CN 220241020 U CN220241020 U CN 220241020U CN 202322026226 U CN202322026226 U CN 202322026226U CN 220241020 U CN220241020 U CN 220241020U
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- 239000000956 alloy Substances 0.000 claims description 8
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- 238000003754 machining Methods 0.000 description 3
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- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of bearing raceway processing, in particular to a fulcrum module and a fulcrum assembly of a bearing raceway grinding machine, which are arranged on a bearing raceway grinding machine and comprise a fulcrum frame, a clamping piece and a supporting rod body; the fulcrum frame is provided with a first connecting part and a second connecting part, and the first connecting part is detachably connected with the bearing raceway grinding machine; the clamping piece comprises two clamping arms which can be mutually close to or far away from each other and a locking piece for locking the distance between the two clamping arms, and is connected with the second connecting part; the supporting rod body is clamped between the two clamping arms, and part of the outer diameter surface of the supporting rod body is attached to the clamping arms.
Description
Technical Field
The utility model relates to the technical field of bearing raceway processing, in particular to a fulcrum module and a fulcrum assembly of a bearing raceway grinding machine.
Background
Bearings generally include bearing rings, rolling elements, and the like, wherein the bearing rings have bearing raceways in direct contact with the rolling elements. The bearing roller path can be in direct contact with the rolling bodies during the running process of the bearing, so that the machining precision of the bearing roller path is very important. During bearing raceway processing, a processing grinder is adopted to fix the bearing ring on the bearing raceway processing machine, the bearing ring is supported by utilizing a fulcrum assembly, and the bearing ring is polished by utilizing a grinding wheel on the basis.
However, the fulcrum assembly of the bearing raceway grinding machine usually adopts an alloy rod as a fulcrum, and is directly contacted with a bearing ring, the alloy rod needs to be rotated after a period of time to polish the outer diameter of the bearing ring by using another part of outer diameter, the alloy rod cannot be rotated and adjusted on a grinding machine by using a tool arranged on the existing machine tool, and the alloy rod needs to be rotated after the fulcrum assembly is detached, so that the production efficiency is seriously affected.
Disclosure of Invention
In view of the defects in the prior art, the utility model provides the fulcrum module and the fulcrum assembly of the bearing raceway grinding machine, which do not need to detach the whole fulcrum assembly from the grinding machine to rotate the support rod body, so that the time for rotating and adjusting the support rod body is shortened, and the machining efficiency is further improved.
In order to achieve the above purpose, the technical scheme provided by the utility model is that the fulcrum module of the bearing race grinding machine is arranged on the bearing race grinding machine and comprises a fulcrum frame, a clamping piece and a supporting rod body; the fulcrum frame is provided with a first connecting part and a second connecting part, and the first connecting part is detachably connected with the bearing raceway grinding machine; the clamping piece comprises two clamping arms which can be mutually close to or far away from each other and a locking piece for locking the distance between the two clamping arms, and the clamping piece is connected with the second connecting part; the support rod body is clamped between the two clamping arms, and part of the outer diameter surface of the support rod body is attached to the clamping arms.
Further, the clamping piece is in floating connection with the second connecting portion through a rotating shaft, so that the clamping piece can swing relative to the fulcrum frame by taking the rotating shaft as an axis.
Further, the second connecting portion is provided with a containing groove, the clamping piece is at least partially contained in the containing groove, and the rotating shaft is connected with the part of the clamping piece contained in the containing groove.
Further, the two clamping arms comprise a first clamping arm and a second clamping arm, more than one locking bolt is rotatably connected to the first clamping arm, and the locking bolts are in threaded connection with the second clamping arm.
Further, the clamping member comprises an alloy clamping head.
A bearing race grinding machine fulcrum assembly comprising a bearing race grinding machine fulcrum module as described above and a main plate; the main board is provided with an arc-shaped concave curved surface, the concave curved surface is used for avoiding a machined part, a first installation part and a second installation part are arranged on the main board, the first installation part and the second installation part are respectively close to two ends of the concave curved surface, and are respectively detachably installed with one bearing raceway grinding machine fulcrum module, so that two-point supports are formed on the machined part at positions close to two ends of the concave curved surface.
Further, more than one bolt hole is formed in the main board at one end, close to the concave curved surface, of the main board, a limiting groove is formed in the first connecting portion of the fulcrum frame, and a screw penetrates through the limiting groove and is connected with the bolt hole, so that the fulcrum frame is fixed on the main board.
Further, the included angle of the two-point support is 90 degrees.
The utility model has the beneficial effects that: the utility model is provided with a fulcrum frame and a clamping piece, the supporting rod body is clamped between two clamping arms which can be mutually close to or far away from each other, when the supporting rod body is used for a period of time, the outer diameter is required to be rotated and adjusted, the locking piece is adjusted, the supporting rod body is loosened, the supporting rod body is rotated, so that part of the outer diameter surface of the supporting rod body which is jointed with the inner side surface of the clamping arm before is exposed to the outside, the outer diameter surface which is used for supporting a workpiece before is rotated to the inside, and the two clamping arms are adjusted after the rotation is finished, so that the outer diameter surface which is positioned at the inside is jointed with the inner side surface of the clamping arm. The supporting rod body is not required to be integrally detached from the supporting point assembly in the adjustment process, so that the time for rotating and adjusting the supporting rod body is shortened, and the processing efficiency is improved.
Drawings
FIG. 1 is a schematic view of a fulcrum module of a bearing race grinding machine according to an embodiment of the utility model;
FIG. 2 is a schematic view of a fulcrum assembly of a bearing race grinding machine according to an embodiment of the utility model;
in the figure: 10. the fulcrum module of the bearing raceway grinding machine,
100. a fulcrum frame 110, a first connecting portion 120, a second connecting portion,
200. clamping member 210a, first clamping arm 210b, second clamping arm 220, locking member,
300. the rod body is supported by the support rod body,
400. a rotating shaft is arranged on the upper part of the rotating shaft,
20. a bearing raceway grinding machine fulcrum assembly, 30, a workpiece,
500. a main board 510, a concave curved surface 520, a first mounting part 530 and a second mounting part.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
Referring to fig. 1, a schematic diagram of a fulcrum module 10 of a bearing race grinding machine according to an embodiment of the present utility model is shown, and the workpiece 30 may be a bearing inner race or a bearing outer race. The bearing raceway grinding machine fulcrum module 1 comprises a fulcrum frame 100, a clamping piece 200 and a supporting rod body 300; the fulcrum frame 100 is provided with a first connecting part 110 and a second connecting part 120, and the first connecting part 110 is detachably connected with the bearing raceway grinder; the clamping member 200 includes two clamping arms that can be moved toward or away from each other and a locking member 220 that locks a distance between the two clamping arms, and the clamping member 200 is connected to the second connection part 120; the support bar 300 is clamped between the two clamping arms, and part of the outer diameter surface of the support bar 300 is attached to the inner side surfaces of the clamping arms.
The above-mentioned bearing race grinding machine fulcrum module 10 is provided with the fulcrum frame 100 and the clamping piece 200, and clamps the supporting rod 300 between two clamping arms that can be close to or far away from each other, when the supporting rod 300 needs to be rotated and the outer diameter is adjusted after a period of use, the locking piece 220 is adjusted, the supporting rod 300 is loosened and the supporting rod 300 is rotated, so that part of the outer diameter surface of the supporting rod 300 that is previously attached to the inner side surface of the clamping arm is exposed to the outside, the outer diameter surface that is previously used for supporting the workpiece 30 is rotated to the inside, and after the rotation is completed, the two clamping arms are adjusted, so that the outer diameter surface that is positioned at the inside is attached to the inner side surface of the clamping arm. The above adjustment process does not need to integrally detach the fulcrum assembly to rotate the support rod 300, shortens the time for rotating and adjusting the support rod 300, and further improves the processing efficiency.
It should be noted that, the support rod body 300 is typically an alloy rod.
In an embodiment, the clamping member 200 is floatingly connected to the second connecting portion 120 through the rotation shaft 400, so that the clamping member 200 can swing relative to the fulcrum frame 100 about the rotation shaft 400.
The bearing race grinding machine fulcrum module 10 establishes floating connection between the clamping piece 200 and the fulcrum frame 100 by arranging the rotating shaft 400, so that the possibility of slight shaking of the workpiece 30 exists in the machining process, the supporting rod body 300 can float in a small range by taking the rotating shaft 400 as an axis, part of the outer diameter of the supporting rod body 300 is always attached to the outer diameter surface of the workpiece 30, and the supporting rod is more stable and reliable and has certain flexibility.
In an embodiment, the second connecting portion 120 is provided with a receiving groove 121, the clamping member 200 is at least partially received in the receiving groove 121, and the rotating shaft 400 is connected to a portion of the clamping member 200 received in the receiving groove 121.
According to the bearing race grinding machine fulcrum module 10, the accommodating groove 121 is formed in the second connecting portion 120, and a part of the clamping piece 200 is accommodated in the accommodating groove 121, so that only a part of the end of the clamping piece 200 can be extended to clamp the supporting rod 300, the volume of the whole module is reduced to a certain extent, and the miniaturization of equipment is facilitated.
The manner in which the two clamping arms are adjusted is not limited, and as an example, referring to fig. 1, the two clamping arms include a first clamping arm 210a and a second clamping arm 210b, and one or more locking bolts are rotatably connected to the first clamping arm 210a and are in threaded connection with the second clamping arm 210 b. In this embodiment, the locking member 220 is a locking bolt, and when the support rod 300 needs to be rotated, the locking bolt is rotated to drive the second clamping arm 210b to move in a direction away from the first clamping arm 210a, so that the support rod 300 is loosely supported, and the assembly is relatively convenient and the structure is relatively simple.
In one embodiment, the clamp 200 comprises an alloy collet.
Referring to fig. 2, a bearing race grinding machine fulcrum assembly 20 comprising a bearing race grinding machine fulcrum module 10 as described above and a main plate 500; the main board 500 is provided with an arc-shaped concave curved surface 510, the concave curved surface 510 is used for avoiding the workpiece 30, the main board 500 is provided with a first installation part 520 and a second installation part 530, the first installation part 520 and the second installation part 530 are respectively close to two ends of the concave curved surface 510, and a bearing raceway grinding machine fulcrum module 10 is respectively detachably installed so as to form two-point support on the workpiece 30 at positions close to two ends of the concave curved surface 510.
Referring to fig. 2, in an embodiment, one end of the main board 500 near the concave curved surface 510 is provided with more than one bolt hole, the first connecting portion 110 of the fulcrum rack 100 is provided with a limiting groove, and a screw passes through the limiting groove to connect with the bolt hole, so that the fulcrum rack 100 is fixed on the main board 500.
When the bearing race grinding machine fulcrum assembly 20 is required to be described, the first connecting portion 110 of the fulcrum frame 100 is provided with a limiting groove, and when the bearing race grinding machine fulcrum assembly is fixed, the relative position of the limiting groove and the bolt hole can be adjusted, so that the relative position between the bearing race grinding machine fulcrum module 10 and the workpiece 30 can be adjusted, the fulcrum assembly can be suitable for processing bearing rings with different sizes, and the application range of the bearing race grinding machine fulcrum assembly 20 is enlarged.
In one embodiment, the angle between the two supports is 90 degrees. Thus, the workpiece 30 is supported from the direction of 90 degrees right angles, so that the supporting of the workpiece 30 by the bearing race grinding machine fulcrum assembly 20 is stable and reliable.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. 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.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature. It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Claims (8)
1. The utility model provides a bearing raceway grinding machine fulcrum module, locates on the bearing raceway grinding machine, its characterized in that: comprising
The fulcrum frame is provided with a first connecting part and a second connecting part, and the first connecting part is detachably connected with the bearing raceway grinding machine;
the clamping piece comprises two clamping arms which can be mutually close to or far away from each other and a locking piece for locking the distance between the two clamping arms, and the clamping piece is connected with the second connecting part; and
the support rod body is clamped between the two clamping arms, and part of the outer diameter surface of the support rod body is attached to the clamping arms.
2. A bearing race grinding machine fulcrum module according to claim 1, characterized in that: the clamping piece is in floating connection with the second connecting part through a rotating shaft, so that the clamping piece can swing relative to the fulcrum frame by taking the rotating shaft as an axis.
3. A bearing race grinding machine fulcrum module according to claim 2, characterized in that: the second connecting part is provided with a containing groove, the clamping piece is at least partially contained in the containing groove, and the rotating shaft is connected with the part of the clamping piece contained in the containing groove.
4. A bearing race grinding machine fulcrum module according to claim 1, characterized in that: the two clamping arms comprise a first clamping arm and a second clamping arm, more than one locking bolt is rotatably connected to the first clamping arm, and the locking bolts are in threaded connection with the second clamping arm.
5. A bearing race grinding machine fulcrum module according to claim 1, characterized in that: the clamping member includes an alloy collet.
6. The utility model provides a bearing raceway grinding machine fulcrum assembly which characterized in that: a bearing race grinding machine fulcrum module comprising any one of claims 1-5 and a main plate;
the main board is provided with an arc-shaped concave curved surface, the concave curved surface is used for avoiding a machined part, a first installation part and a second installation part are arranged on the main board, the first installation part and the second installation part are respectively close to two ends of the concave curved surface, and are respectively detachably installed with one bearing raceway grinding machine fulcrum module, so that two-point supports are formed on the machined part at positions close to two ends of the concave curved surface.
7. A bearing race grinding machine fulcrum assembly according to claim 6, wherein: one end of the main board, which is close to the concave curved surface, is provided with more than one bolt hole,
the first connecting part of the fulcrum frame is provided with a limiting groove, and a screw penetrates through the limiting groove to be connected with the bolt hole, so that the fulcrum frame is fixed on the main board.
8. A bearing race grinding machine fulcrum assembly according to claim 6, wherein: the included angle of the two-point support is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322026226.6U CN220241020U (en) | 2023-07-31 | 2023-07-31 | Fulcrum module and fulcrum assembly of bearing raceway grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322026226.6U CN220241020U (en) | 2023-07-31 | 2023-07-31 | Fulcrum module and fulcrum assembly of bearing raceway grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220241020U true CN220241020U (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322026226.6U Active CN220241020U (en) | 2023-07-31 | 2023-07-31 | Fulcrum module and fulcrum assembly of bearing raceway grinding machine |
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| Country | Link |
|---|---|
| CN (1) | CN220241020U (en) |
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2023
- 2023-07-31 CN CN202322026226.6U patent/CN220241020U/en active Active
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