CN220600256U - Pdc alloy bearing convenient to dismantle - Google Patents
Pdc alloy bearing convenient to dismantle Download PDFInfo
- Publication number
- CN220600256U CN220600256U CN202322285102.XU CN202322285102U CN220600256U CN 220600256 U CN220600256 U CN 220600256U CN 202322285102 U CN202322285102 U CN 202322285102U CN 220600256 U CN220600256 U CN 220600256U
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- bearing
- wall
- bearing sleeve
- pdc
- sleeve
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- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 27
- 239000000956 alloy Substances 0.000 title claims abstract description 27
- 239000011248 coating agent Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000002209 hydrophobic effect Effects 0.000 claims description 10
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a Pdc alloy bearing convenient to detach, which comprises a first bearing sleeve, a second bearing sleeve, a limiting buckle and a fixing strip, wherein the limiting buckle is arranged on the inner wall of the first bearing sleeve, the fixing strip is movably arranged in the limiting buckle, the second bearing sleeve is arranged on the outer wall of the fixing strip, and the diameter of the second bearing sleeve is smaller than that of the first bearing sleeve. According to the utility model, the first bearing sleeve, the second bearing sleeve, the limiting buckle and the fixing strip are arranged, the limiting buckle is arranged on the inner wall of the first bearing sleeve, the fixing strip is movably arranged in the limiting buckle, the second bearing sleeve is arranged on the outer wall of the fixing strip, the diameter of the second bearing sleeve is smaller than that of the first bearing sleeve, the function of disassembling and replacing shaft sleeves with different diameters of the Pdc alloy bearing is realized, the manual disassembly and the installation are convenient, the use requirements of different shaft diameters can be met while time and labor are saved, the application range is wide, and the practicability is strong.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a Pdc alloy bearing convenient to detach.
Background
Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy. After disassembly, if the bearing is used continuously or the state of the bearing is required to be checked, the disassembly is carefully performed as in the assembly. Note that the disassembly of the parts of the bearing, particularly the interference fit bearing, is not damaged, and the operation difficulty is high, so that it is necessary to provide a Pdc alloy bearing convenient to disassemble.
The utility model discloses a hard alloy sealing bearing, which comprises an outer ring, an inner ring, a retainer and rolling bodies, wherein the retainer is arranged between the outer ring and the inner ring, the rolling bodies are arranged on the retainer, a first sealing piece is arranged on the outer ring and is in sliding connection with the inner ring, a placing block is fixedly arranged at the upper end of the rolling bodies, a fixing rod is slidably connected at the upper end of the placing block, a spring is connected at the bottom end of the fixing rod in a glue manner, the other end of the spring is connected at the bottom end inner wall of a supporting rod in a glue manner, the supporting rod is positioned in the placing block, a second sealing piece is fixedly arranged at the upper end of the fixing rod in a screw manner, a second threaded hole is formed in the upper end of the inner ring, a second threaded rod is fixedly connected with the inner ring and the second sealing piece, the sealing effect of the first sealing piece and the second sealing piece on the bearing is good, the friction force is small, and the sealing effect of the first sealing piece and the second sealing piece can be ensured not to be changed when the bearing rotates.
In summary, the outer ring, the inner ring, the retainer and the rolling bodies are arranged in the above patent, so that the friction force is small, and the sealing effect of the first sealing element and the second sealing element can be kept unchanged when the bearing rotates, but the bearing is inconvenient to detach, so that manual detachment is time-consuming and labor-consuming;
to this end, the present application proposes a Pdc alloy bearing that is easy to disassemble.
Disclosure of Invention
The utility model aims to provide a Pdc alloy bearing convenient to detach, which solves the technical problems of time and labor waste caused by manual detachment due to inconvenient detachment of the bearing in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
compared with the prior art, the utility model has the beneficial effects that: the utility model provides a Pdc alloy bearing convenient to dismantle, includes first bearing housing, second bearing housing, spacing buckle and fixed strip, spacing buckle is installed to first bearing housing inner wall, spacing buckle inside movable mounting has the fixed strip, the second bearing housing is installed to the fixed strip outer wall, and second bearing housing diameter is less than the diameter of first bearing housing.
Preferably, the outer wall of the first bearing sleeve is movably provided with rolling steel balls, and the outer wall of the rolling steel balls is movably provided with a bearing cylinder.
Preferably, the bottom of the inner wall of the bearing cylinder is provided with a mounting groove, and the inner wall of the mounting groove is provided with an internal thread.
Preferably, the connecting cylinder is installed to the mounting groove inner wall, and the external screw thread has been seted up at connecting cylinder outer wall top, and external screw thread and internal screw thread screw engagement.
Preferably, the fixed base is installed to connecting cylinder outer wall bottom, and fixed orifices groove has been seted up in the fixed base outer wall penetration, installs fixing bolt in the fixed orifices groove.
Preferably, the ventilation cooling holes are formed in the outer wall of the first bearing sleeve in a penetrating mode, and the shaft sleeve support pillow is arranged at the top of the outer wall of the first bearing sleeve.
Preferably, the inner wall surface of the first bearing sleeve is plated with an alumina coating, the outer wall surface of the first bearing sleeve is coated with a polytetrafluoroethylene hydrophobic coating, and the outer wall surface of the first bearing sleeve is sleeved with a high manganese steel wear-resistant layer.
1. According to the utility model, the first bearing sleeve, the second bearing sleeve, the limiting buckle and the fixing strip are arranged, the limiting buckle is arranged on the inner wall of the first bearing sleeve, the fixing strip is movably arranged in the limiting buckle, the second bearing sleeve is arranged on the outer wall of the fixing strip, the diameter of the second bearing sleeve is smaller than that of the first bearing sleeve, the function of disassembling and replacing shaft sleeves with different diameters of the Pdc alloy bearing is realized, the manual disassembly and the installation are convenient, the use requirements of different shaft diameters can be met while the time and the labor are saved, the application range is wide, and the practicability is strong;
2. according to the utility model, the aluminum oxide coating, the polytetrafluoroethylene hydrophobic coating and the high manganese steel wear-resistant layer are arranged, the aluminum oxide coating is plated on the inner wall surface of the first bearing sleeve, the polytetrafluoroethylene hydrophobic coating is coated on the outer wall surface of the first bearing sleeve, and the high manganese steel wear-resistant layer is sleeved on the outer wall surface of the first bearing sleeve, so that the oxidation resistance, the water resistance and the wear resistance of the Pdc alloy bearing are improved, the service life of the Pdc alloy bearing is prolonged, and the economic benefit is improved.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of the front part structure of the present utility model;
FIG. 3 is a schematic view of a limiting buckle part according to the present utility model;
FIG. 4 is a schematic view of a portion of the structure of an alumina coating according to the present utility model.
In the figure: 1. a fixed base; 101. a fixed hole groove; 102. a fixing bolt; 2. a connecting cylinder; 201. an external thread; 3. a bearing cylinder; 301. a mounting groove; 302. an internal thread; 4. a first bearing housing; 401. limiting buckle; 402. an alumina coating; 403. a polytetrafluoroethylene hydrophobic coating; 404. a high manganese steel wear-resistant layer; 5. a second bearing sleeve; 501. a fixing strip; 6. rolling the steel balls; 7. the shaft sleeve supports the pillow; 701. and (5) ventilating and cooling holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus 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 relative importance.
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 either 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 will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, an embodiment of the present utility model is provided: the utility model provides a Pdc alloy bearing convenient to dismantle, includes first bearing housing 4, second bearing housing 5, spacing buckle 401 and fixed strip 501, spacing buckle 401 is installed to first bearing housing 4 inner wall, spacing buckle 401 internally movable installs fixed strip 501, second bearing housing 5 is installed to fixed strip 501 outer wall, and second bearing housing 5 diameter is less than first bearing housing 4's diameter, when the diameter of axle that uses is big, draws second bearing housing 5 along first bearing housing 4's axial, second bearing housing 5 drives fixed strip 501 and draws from spacing buckle 401; when the small-diameter shaft sleeve is required to be used, the fixing strip 501 is aligned with the gap of the limiting buckle 401, the second bearing sleeve 5 is pushed along the axial direction of the first bearing sleeve 4, the shaft sleeve with the small shaft diameter is replaced, the functions of disassembling and replacing shaft sleeves with different diameters of the Pdc alloy bearing are realized, manual disassembly and installation are convenient, the use requirements of different shaft diameters can be met while time and labor are saved, the application range is wide, and the practicability is strong.
Referring to fig. 1-4, the inner wall surface of the first bearing sleeve 4 is coated with an alumina coating 402, the outer wall surface of the first bearing sleeve 4 is coated with a polytetrafluoroethylene hydrophobic coating 403, the outer wall surface of the first bearing sleeve 4 is sleeved with a high manganese steel wear-resistant layer 404, the alumina coating 402 plays a role in preventing the surface of the first bearing sleeve 4 from oxidizing and rusting, the polytetrafluoroethylene hydrophobic coating 403 plays a role in hydrophobic, moisture is prevented from accumulating on the surface of the first bearing sleeve 4, the surface smoothness of the first bearing sleeve 4 is affected, the high manganese steel wear-resistant layer 404 plays a role in preventing the first bearing sleeve 4 from directly rubbing with the rolling steel balls 6 to cause excessive wear, the service life is shortened, the oxidation resistance, the waterproof performance and the wear resistance of the Pdc alloy bearing are improved, the service life of the Pdc alloy bearing is prolonged, and the economic benefit is improved.
According to the working principle, the fixing bolts 102 are inserted into the fixing hole grooves 101 to screw the fixing base 1, the bearing cylinder 3 is sleeved on the connecting cylinder 2, the bearing cylinder 3 is rotated, the internal threads 302 formed in the mounting grooves 301 are meshed with the external threads 201 to be fastened in a spiral manner, the ventilation cooling holes 701 play a role in ventilation and heat dissipation, cracking caused by bearing rotation friction and overheating is prevented, and the shaft sleeve support pillow 7 plays a role in supporting a rotating shaft; when the shaft diameter is large, the second bearing sleeve 5 is drawn along the axial direction of the first bearing sleeve 4, and the second bearing sleeve 5 drives the fixing strip 501 to be drawn out from the limiting buckle 401; when the small-diameter shaft sleeve is required to be used, the fixing strip 501 is aligned to the gap of the limit buckle 401, the second bearing sleeve 5 is pushed along the axial direction of the first bearing sleeve 4, the shaft sleeve with the small shaft diameter is replaced, the functions of disassembling and replacing shaft sleeves with different diameters of the Pdc alloy bearing are realized, the manual disassembly and the installation are convenient, the time and the labor are saved, the use requirements of different shaft diameters can be met, the application range is wide, and the practicability is strong; the alumina coating 402 plays a role in preventing the surface of the first bearing sleeve 4 from oxidizing and rusting, the polytetrafluoroethylene hydrophobic coating 403 plays a role in hydrophobic effect, moisture is prevented from accumulating on the surface of the first bearing sleeve 4, the surface smoothness of the first bearing sleeve 4 is affected, the high manganese steel wear-resistant layer 404 plays a role in preventing excessive wear caused by direct friction between the first bearing sleeve 4 and the rolling steel balls 6, the service life is shortened, the oxidation resistance, the water resistance and the wear resistance of the Pdc alloy bearing are improved, the service life of the Pdc alloy bearing is prolonged, and the economic benefit is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a Pdc alloy bearing convenient to dismantle, includes first bearing housing (4), second bearing housing (5), spacing buckle (401) and fixed strip (501), its characterized in that: the novel bearing is characterized in that a limiting buckle (401) is arranged on the inner wall of the first bearing sleeve (4), a fixing strip (501) is movably arranged in the limiting buckle (401), a second bearing sleeve (5) is arranged on the outer wall of the fixing strip (501), and the diameter of the second bearing sleeve (5) is smaller than that of the first bearing sleeve (4).
2. The Pdc alloy bearing of claim 1 for easy disassembly, wherein: the outer wall of the first bearing sleeve (4) is movably provided with a rolling steel ball (6), and the outer wall of the rolling steel ball (6) is movably provided with a bearing cylinder (3).
3. The Pdc alloy bearing of claim 2 for easy disassembly, wherein: the bottom of the inner wall of the bearing cylinder (3) is provided with a mounting groove (301), and the inner wall of the mounting groove (301) is provided with an internal thread (302).
4. A Pdc alloy bearing for easy disassembly according to claim 3, wherein: the connecting cylinder (2) is installed on the inner wall of the mounting groove (301), the external thread (201) is arranged on the top of the outer wall of the connecting cylinder (2), and the external thread (201) is in spiral engagement with the internal thread (302).
5. The Pdc alloy bearing easy to disassemble according to claim 4, wherein: the bottom of the outer wall of the connecting cylinder (2) is provided with a fixed base (1), the outer wall of the fixed base (1) is provided with a fixed hole groove (101) in a penetrating way, and a fixed bolt (102) is arranged in the fixed hole groove (101).
6. The Pdc alloy bearing of claim 1 for easy disassembly, wherein: the outer wall of the first bearing sleeve (4) is provided with ventilation cooling holes (701) in a penetrating mode, and the top of the outer wall of the first bearing sleeve (4) is provided with a shaft sleeve supporting pillow (7).
7. The Pdc alloy bearing easy to disassemble according to claim 6, wherein: the inner wall surface of the first bearing sleeve (4) is plated with an alumina coating (402), the outer wall surface of the first bearing sleeve (4) is coated with a polytetrafluoroethylene hydrophobic coating (403), and the outer wall surface of the first bearing sleeve (4) is sleeved with a high manganese steel wear-resistant layer (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285102.XU CN220600256U (en) | 2023-08-24 | 2023-08-24 | Pdc alloy bearing convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285102.XU CN220600256U (en) | 2023-08-24 | 2023-08-24 | Pdc alloy bearing convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220600256U true CN220600256U (en) | 2024-03-15 |
Family
ID=90166502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322285102.XU Active CN220600256U (en) | 2023-08-24 | 2023-08-24 | Pdc alloy bearing convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220600256U (en) |
-
2023
- 2023-08-24 CN CN202322285102.XU patent/CN220600256U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |