CN214465611U - Diamond compact guiding bearing - Google Patents
Diamond compact guiding bearing Download PDFInfo
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- CN214465611U CN214465611U CN202120552553.3U CN202120552553U CN214465611U CN 214465611 U CN214465611 U CN 214465611U CN 202120552553 U CN202120552553 U CN 202120552553U CN 214465611 U CN214465611 U CN 214465611U
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- bearing ring
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Abstract
The utility model relates to a diamond compact piece guiding bearing belongs to bearing technical field. Including the inner race circle, outer race circle and clamping ring, the inner race circle includes end face race circle and radial bearing circle, the radial bearing circle is connected with the end face race circle, radial bearing's outer wall is provided with first diamond composite sheet group and second diamond composite sheet group along the direction of height, the outer race circle includes the inner ring, first connecting piece and second connecting piece, the inner ring cover is located outside the radial bearing circle, the inner wall of inner ring is provided with third diamond composite sheet group and with fourth diamond composite sheet group, the cyclic annular interval of inner ring's one end is provided with a plurality of diamond compact pieces, first connecting piece and second connecting piece all can be dismantled in interior annular outer wall in proper order and connect, the clamping ring is located between inner race circle and the outer race circle and can dismantle with the end face race circle and be connected, the cyclic annular interval of one end of clamping ring is provided with a plurality of diamond compact pieces. Has good wear resistance and shock resistance and longer service life.
Description
Technical Field
The utility model relates to a bearing technical field particularly, relates to a diamond compact piece guiding bearing.
Background
The Bearing (Bearing) is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient (friction coefficient) in its motion process, and guarantee its gyration precision (accuracy).
The guide bearing mainly plays a role in guiding, the guide bearing is required to have better wear resistance and better impact resistance in the petroleum drilling, and the existing guide bearing used in the petroleum drilling has common wear resistance and impact resistance and also has short service life.
SUMMERY OF THE UTILITY MODEL
To foretell not enough among the prior art, the utility model provides a diamond compact piece guiding bearing has fine wear resistance and shock resistance to longer life has.
In order to achieve the above object, the utility model discloses a solution is:
a diamond compact piloting bearing, comprising:
the inner bearing ring comprises an end face bearing ring and a radial bearing ring, one end of the radial bearing ring is connected with the end face bearing ring, the other end of the radial bearing ring extends towards the direction far away from the end face bearing ring, the outer wall of the radial bearing is provided with a first diamond composite sheet group and a second diamond composite sheet group along the height direction, and the first diamond composite sheet group and the second diamond composite sheet group are formed by surrounding a plurality of diamond composite sheets at intervals;
the outer bearing ring comprises an inner ring, a first connecting piece and a second connecting piece, the inner ring is sleeved outside the radial bearing ring and can rotate relative to the radial bearing ring, a third diamond composite sheet group matched with the first diamond composite sheet group and a fourth diamond composite sheet group matched with the second diamond composite sheet group are arranged on the inner wall of the inner ring along the height direction, the third diamond composite sheet group and the fourth diamond composite sheet group are formed by surrounding a plurality of diamond composite sheets at intervals, a plurality of diamond composite sheets are arranged at annular intervals at one end, close to the end face bearing ring, of the inner ring, the first connecting piece and the second connecting piece are sequentially detachably connected to the outer wall of the inner ring, and the first connecting piece is arranged close to the bottom of the inner ring; and
the clamping ring, the clamping ring cover is located outside the radial bearing circle and can dismantle with the end face race and be connected, and the clamping ring is located between interior race and the outer race, and the cyclic annular interval of one end that the end face race was kept away from to the clamping ring is provided with a plurality of diamond compact pieces.
Further, in the preferred embodiment of the present invention, the diamond compact in the first diamond compact group and the diamond compact in the second diamond compact group are disposed in a staggered manner.
Further, the utility model discloses in the embodiment of the preferred, the diamond compact piece welds respectively in the outer wall of radial bearing circle, inner loop inner wall, inner ring and is close to the one end of end face bearing circle and the one end that the end face bearing circle was kept away from to the adapter ring through vacuum welding.
Further, the utility model discloses in the embodiment of the preferred, the compound piece of diamond includes diamond chip layer and hard alloy layer, and the one side of the hard alloy layer of the compound piece of diamond is connected with the one end that the outer wall, interior annular inner wall, the inner ring of radial bearing circle were close to the end face bearing circle and the one end that the end face bearing circle was kept away from to the adapter ring.
Further, in the preferred embodiment of the present invention, the diamond compact has a thickness of 5-6 mm.
Further, in the preferred embodiment of the present invention, the end of the diamond sheet layer away from the hard alloy layer is chamfered, and the chamfer angle is 30 °.
Further, in the preferred embodiment of the present invention, the outer wall of the radial bearing ring is provided with a plurality of first positioning holes at the annular interval of the end face bearing ring.
Further, the utility model discloses in the embodiment of the preferred, the connecting ring is close to a terminal surface annular interval of terminal surface bearing circle and is provided with a plurality of first screw holes, and a terminal surface annular interval that the terminal surface bearing circle is close to the connecting ring is provided with a plurality of and first screw hole matched with second screw hole.
Further, in a preferred embodiment of the present invention, the first connecting member and the second connecting member are connected to the outer wall of the inner ring by screw threads.
Further, in a preferred embodiment of the present invention, the first connecting member is annularly provided with a plurality of second positioning holes, the second connecting member is annularly provided with a plurality of third positioning holes, and the outer wall of the second connecting member is further provided with an external thread.
The utility model provides a diamond compact piece guide bearing's beneficial effect is: when the diamond compact guiding bearing works, the inner bearing ring and the outer bearing ring rotate relatively, the diamond compact of the inner bearing ring contacts with the diamond compact of one end of the connecting ring far away from the end face bearing ring, and the diamond compact of the outer bearing ring contacts with the diamond compact on the connecting ring, the wear resistance and impact resistance of the diamond compact guiding bearing are greatly improved through the arrangement of the diamond compact, and the service life of the guiding bearing is greatly prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a diamond compact guide bearing provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an inner bearing ring according to an embodiment of the present invention;
fig. 3 is a top view of an inner bearing ring according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a diamond compact provided by an embodiment of the present invention;
fig. 5 is a cross-sectional view of an inner ring provided by an embodiment of the present invention;
fig. 6 is a top view of an inner ring provided in an embodiment of the present invention;
fig. 7 is a schematic structural view of an end of the connecting ring away from the end face bearing ring according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of an end of the connecting ring close to the end face bearing ring according to an embodiment of the present invention.
Icon: 100-diamond compact guide bearing; 200-an inner bearing ring; 210-end face bearing ring; 220-a radial bearing ring; 230-a first diamond compact set; 240-a second set of diamond compact discs; 250-a first locating hole; 300-outer bearing ring; 310-inner ring; 320-a first connector; 321-a second positioning hole; 330-a second connector; 331-a third positioning hole; 332-external threads; 340-a third diamond compact set; 350-a fourth group of diamond compact discs; 400-connecting ring; 410-a first threaded hole; 420-a second threaded hole; 500-a diamond compact; 510-a diamond sheet layer; 520-hard alloy layer.
Detailed Description
Make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, will combine the attached drawing in the embodiment of the present invention below, to the technical scheme in the embodiment of the present invention clearly, completely describe, obviously, the embodiment described is a partial embodiment of the present invention, rather than whole embodiment. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning 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.
Examples
Referring to fig. 1, the present embodiment provides a diamond compact guide bearing 100, which includes an inner bearing ring 200, an outer bearing ring 300, and a connecting ring 400.
With reference to fig. 2 and fig. 3, wherein the inner bearing ring 200 includes an end-face bearing ring 210 and a radial bearing ring 220, one end of the radial bearing ring 220 is connected to the end-face bearing ring 210, the other end extends in a direction away from the end-face bearing ring 210, an outer wall of the radial bearing ring 220 is provided with a first diamond composite sheet set 230 and a second diamond composite sheet set 240 along a height direction, and the first diamond composite sheet set 230 and the second diamond composite sheet set 240 are surrounded by a plurality of diamond composite sheets 500 at intervals.
Referring to fig. 4, the diamond compact 500 is formed by sintering diamond micro powder and a cemented carbide substrate under the condition of ultra-high pressure and high temperature, and has the high hardness, high wear resistance and thermal conductivity of diamond, and the strength and impact toughness of cemented carbide. In the present invention, the diamond compact 500 includes a diamond layer 510 and a hard alloy layer 520.
With reference to fig. 1, 5, and 6, the outer bearing ring 300 includes an inner ring 310, a first connecting member 320, and a second connecting member 330, the inner ring 310 is sleeved outside the radial bearing ring 220 and can rotate relative to the radial bearing ring 220, a third diamond composite sheet set 340 matched with the first diamond composite sheet set 230 and a fourth diamond composite sheet set 350 matched with the second diamond composite sheet set 240 are disposed on an inner wall of the inner ring 310 along a height direction, the third diamond composite sheet set 340 and the fourth diamond composite sheet set 350 are formed by surrounding a plurality of diamond composite sheets 500 at intervals, a plurality of diamond composite sheets 500 are disposed at an annular interval at one end of the inner ring 310 close to the end-face bearing ring 210, the first connecting member 320 and the second connecting member 330 are sequentially detachably connected to an outer wall of the inner ring 310, and the first connecting member 320 is disposed close to a bottom of the inner ring 310.
The connection ring 400 is sleeved outside the radial bearing ring 220 and detachably connected with the end face bearing ring 210, the connection ring 400 is positioned between the inner bearing ring 200 and the outer bearing ring 300, and a plurality of diamond compact sheets 500 are arranged at the annular interval of one end, far away from the end face bearing ring 210, of the connection ring 400.
When the diamond composite sheet guide bearing 100 works, a connecting ring 400 is sleeved outside a radial bearing ring 220 of an inner bearing ring 200, the connecting ring 400 is connected with an end face bearing ring 210 of the inner bearing ring 200, then an inner ring 310 of an outer bearing ring 300 is sleeved outside the radial bearing ring 220 of the inner bearing ring 200 and is contacted with the connecting ring 400, when the diamond composite sheet guide bearing 100 works, a third diamond composite sheet group 340 on the inner wall of the inner ring 310 is contacted with a first diamond composite sheet group 230 on the outer wall of the radial bearing ring 220, a fourth diamond composite sheet group 350 on the inner wall of the inner ring 310 is contacted with a second diamond composite sheet group 240 on the outer wall of the radial bearing ring 220, a diamond composite sheet 500 at the bottom of the inner ring 310 is contacted with a diamond composite sheet 500 at one end of the connecting ring 400 far away from the end face bearing ring 210, when the diamond composite sheet guide bearing 100 works, the inner bearing ring 200 and the outer bearing ring 300 rotate relatively, the diamond composite sheet 500 of the inner bearing ring 200 is contacted with the diamond composite sheet 500 of the outer bearing ring 300, the diamond compact piece 500 of outer race ring 300 contacts with the diamond compact piece 500 on the connecting ring 400, through the great increase diamond compact piece guide bearing 100's of setting up of diamond compact piece 500 wearability, shock resistance to great improvement its life.
Further, the diamond compact piece 500 in the diamond compact piece group 230 and the diamond compact piece 500 dislocation set in the second diamond compact piece group 240 in the first diamond compact piece group 230 can play the effect of arranging the round pin at the rotatory in-process of inner bearing circle 200 and outer bearing circle 300, it needs to explain that, the utility model discloses in, the diamond compact piece 500 in the diamond compact piece group 340 and the diamond compact piece 500 dislocation set in the fourth diamond compact piece group 350 in the third diamond compact piece group 340.
Further, the diamond composite sheet 500 is respectively welded on the outer wall of the radial bearing ring 220, the inner wall of the inner ring 310, one end of the inner ring 310 close to the end face bearing ring 210 and one end of the connecting ring 400 far away from the end face bearing ring 210 by vacuum welding, wherein, the vacuum welding can prevent the molten metal from being polluted by harmful gases such as oxygen, nitrogen and the like, and is beneficial to degassing and purification of weld metal, the welding is carried out in vacuum, the weld joint is pure and smooth, is a mirror surface and has no defects of oxidation and the like, and the welding part is not easy to deform during welding due to no air pressure effect, the utility model discloses a vacuum welding can greatly improve the welding quality, so that the surface has no slag, no gap and no solder paste overflow, and the diamond composite sheet 500 has no cracks and no edge falling condition after welding, and the joint of the diamond composite sheet 500 and a welding piece has no gap, and the diamond composite sheet 500 is firmly connected with the welding, difficult the droing, the utility model discloses a reduction welding defect rate that vacuum welding can be very big reduces the loss of material and to the damage of welding object, can further improve diamond compact piece guide bearing 100's wearability, impact resistance and life.
Further, one surface of the hard alloy layer 520 of the diamond compact 500 is connected to the outer wall of the radial bearing ring 220, the inner wall of the inner ring 310, one end of the inner ring 310 close to the end-face bearing ring 210, and one end of the connecting ring 400 far from the end-face bearing ring 210. The purpose is in order to guarantee when interior race ring 200 and outer race ring 300 relative rotation, the diamond compact 500 of interior race ring 200 contacts with the diamond compact 500 of outer race ring 300, and the diamond compact 500 of outer race ring 300 contacts with the diamond compact 500 on the connecting ring 400.
Further, the thickness of the diamond compact 500 is 5-6mm, wherein the thickness of the diamond layer 510 is 2.0-2.4mm, which can ensure the wear resistance and impact resistance, and can also ensure that the hard alloy has better connectivity with the outer wall of the radial bearing ring 220, the inner wall of the inner ring 310, the end of the inner ring 310 close to the end-face bearing ring 210, and the end of the connecting ring 400 far away from the end-face bearing ring 210.
Further, the end of the diamond layer 510 remote from the hard alloy layer 520 is chamfered at an angle of 30 ° in order to further improve its wear and impact resistance.
Further, a plurality of first positioning holes 250 are annularly arranged at intervals at one end, away from the end face bearing ring 210, of the outer wall of the radial bearing ring 220, a plurality of second positioning holes 321 are annularly arranged on the first connecting piece 320, a plurality of third positioning holes 331 are annularly arranged on the second connecting piece 330, and an external thread 332 is further arranged on the outer wall of the second connecting piece 330, so that the radial bearing ring is connected with a workpiece needing guiding conveniently.
Further, the first connector 320 and the second connector 330 are connected to the outer wall of the inner ring 310 by threads, which can improve the stability of the connection.
With reference to fig. 3 and 8, further, a plurality of first threaded holes 410 are formed in an end face of the connecting ring 400 close to the end face bearing ring 210 at annular intervals, a plurality of second threaded holes 420 matched with the first threaded holes 410 are formed in an end face of the end face bearing ring 210 close to the connecting ring 400 at annular intervals, and during connection, bolts sequentially pass through the second threaded holes 420 and the first threaded holes 410, so that connection stability can be improved.
To sum up, when the diamond compact guiding bearing of the utility model is used, the connecting ring is sleeved outside the radial bearing ring of the inner bearing ring, the connecting ring is connected with the end face bearing ring of the inner bearing ring, then the inner ring sleeve of the outer bearing ring is arranged outside the radial bearing ring of the inner bearing ring and is contacted with the connecting ring, when the bearing works, the third diamond composite sheet group of the inner ring inner wall is contacted with the first diamond composite sheet group of the radial bearing ring outer wall, the fourth diamond composite sheet group of the inner ring inner wall is contacted with the second diamond composite sheet group of the radial bearing ring outer wall, the diamond composite sheet at the bottom of the inner ring is contacted with the diamond composite sheet at one end of the connecting ring far from the end face bearing ring, when the diamond composite sheet guiding bearing works, the inner bearing ring and the outer bearing ring rotate relatively, the diamond of the inner bearing ring is contacted with the diamond of the outer bearing ring, the diamond compact piece of outer race ring contacts with the diamond compact piece on the clamping ring, through the great increase diamond compact piece guide bearing's that sets up of diamond compact piece wearability, shock resistance to great improvement its life.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A diamond compact piloting bearing, comprising:
the inner bearing ring comprises an end face bearing ring and a radial bearing ring, one end of the radial bearing ring is connected with the end face bearing ring, the other end of the radial bearing ring extends towards the direction far away from the end face bearing ring, a first diamond composite sheet group and a second diamond composite sheet group are arranged on the outer wall of the radial bearing along the height direction, and the first diamond composite sheet group and the second diamond composite sheet group are formed by surrounding a plurality of diamond composite sheets at intervals;
the outer bearing ring comprises an inner ring, a first connecting piece and a second connecting piece, the inner ring sleeve is arranged outside the radial bearing ring and can rotate relative to the radial bearing ring, a third diamond composite sheet group matched with the first diamond composite sheet group and a fourth diamond composite sheet group matched with the second diamond composite sheet group are arranged on the inner wall of the inner ring along the height direction, the third diamond composite sheet group and the fourth diamond composite sheet group are formed by surrounding a plurality of diamond composite sheets at intervals, a plurality of diamond composite sheets are arranged at the annular interval at one end, close to the end face bearing ring, of the inner ring, the first connecting piece and the second connecting piece are sequentially detachably connected to the outer wall of the inner ring, and the first connecting piece is arranged close to the bottom of the inner ring; and
the clamping ring, the clamping ring cover is located outside the radial bearing circle and with the connection can be dismantled to the end face race, the clamping ring is located the inner race circle with between the outer race circle, the clamping ring is kept away from the annular interval of one end of end face race circle is provided with a plurality of diamond compact pieces.
2. The diamond compact guide bearing of claim 1, wherein the diamond compacts in the first diamond compact set are offset from the diamond compacts in the second diamond compact set.
3. The diamond compact guide bearing of claim 1, wherein the diamond compact is welded to the outer wall of the radial bearing ring, the inner wall of the inner ring, the end of the inner ring close to the end face bearing ring and the end of the connecting ring far away from the end face bearing ring respectively by vacuum welding.
4. The diamond compact guide bearing of claim 3, wherein the diamond compact comprises a diamond layer and a hard alloy layer, one side of the hard alloy layer of the diamond compact is connected with the outer wall of the radial bearing ring, the inner wall of the inner ring, one end of the inner ring close to the end face bearing ring and one end of the connecting ring far away from the end face bearing ring.
5. The diamond compact guide bearing of claim 3, wherein the diamond compact is 5-6mm thick.
6. The diamond compact guide bearing of claim 4, wherein an end of the diamond layer distal from the hard alloy layer is chamfered at an angle of 30 °.
7. The diamond compact guide bearing of claim 1, wherein the end of the outer wall of the radial bearing ring away from the face bearing ring is provided with a plurality of first positioning holes at annular intervals.
8. The diamond compact guide bearing according to claim 1, wherein a plurality of first threaded holes are formed in one end face of the connecting ring close to the end face bearing ring at annular intervals, and a plurality of second threaded holes matched with the first threaded holes are formed in one end face of the end face bearing ring close to the connecting ring at annular intervals.
9. The diamond compact guide bearing of claim 1, wherein the first and second connectors are each threadably connected to the outer wall of the inner ring.
10. The diamond compact guide bearing of claim 1, wherein the first connector is annularly provided with a plurality of second positioning holes, the second connector is annularly provided with a plurality of third positioning holes, and an outer wall of the second connector is further provided with external threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552553.3U CN214465611U (en) | 2021-03-17 | 2021-03-17 | Diamond compact guiding bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552553.3U CN214465611U (en) | 2021-03-17 | 2021-03-17 | Diamond compact guiding bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214465611U true CN214465611U (en) | 2021-10-22 |
Family
ID=78156500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120552553.3U Active CN214465611U (en) | 2021-03-17 | 2021-03-17 | Diamond compact guiding bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214465611U (en) |
-
2021
- 2021-03-17 CN CN202120552553.3U patent/CN214465611U/en active Active
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