CN118959445A - A spherical bearing with a self-lubricating coating on the inner hole and a method of using the same - Google Patents
A spherical bearing with a self-lubricating coating on the inner hole and a method of using the same Download PDFInfo
- Publication number
- CN118959445A CN118959445A CN202411445209.9A CN202411445209A CN118959445A CN 118959445 A CN118959445 A CN 118959445A CN 202411445209 A CN202411445209 A CN 202411445209A CN 118959445 A CN118959445 A CN 118959445A
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- China
- Prior art keywords
- ball seat
- bearing
- mounting frame
- seat
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011248 coating agent Substances 0.000 title claims abstract description 27
- 238000000576 coating method Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 10
- 229920000642 polymer Polymers 0.000 claims abstract description 38
- 239000003921 oil Substances 0.000 claims abstract description 19
- 239000010687 lubricating oil Substances 0.000 claims abstract description 12
- 238000005461 lubrication Methods 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 21
- 229910000906 Bronze Inorganic materials 0.000 claims description 15
- 239000010974 bronze Substances 0.000 claims description 15
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 abstract description 24
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6696—Special parts or details in view of lubrication with solids as lubricant, e.g. dry coatings, powder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a joint bearing with a self-lubricating coating in an inner hole and a use method thereof, the structure of the joint bearing comprises a mounting frame, a locking hole, a bolt and a joint bearing, wherein the locking hole penetrates through the inside of the mounting frame, the mounting frame is fixed at a mounting position through the locking hole of the bolt, a clamping seat arranged on the joint bearing is inserted and mounted in a clamping groove arranged on the mounting frame, and the outer surface of an inner ball seat is contacted with the surface of a polymer lubricating layer , so that trace lubricating components are released from the surface of the polymer lubricating layer to lubricate an outer ball seat and the inner ball seat, meanwhile, balls also slide in an auxiliary way between the outer ball seat and the inner ball seat, lubricating oil in an oil storage tank is discharged onto a polymer lubricating layer , the lubricating effect of the polymer lubricating layer kept between the outer ball seat and the inner ball seat is improved, the friction coefficient between the outer ball seat and the inner ball seat is effectively reduced, and the smoothness of angle rotation swing of the joint bearing is ensured.
Description
Technical Field
The invention relates to the technical field of joint bearings, in particular to a joint bearing with a self-lubricating coating in an inner hole and a use method thereof.
Background
The joint bearing is a spherical sliding bearing, the sliding contact surfaces of the joint bearing are an inner spherical surface and an outer spherical surface, and the joint bearing can rotate and swing at any angle during movement, and has the characteristics of high load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning property, good lubrication and the like;
However, the existing knuckle bearing with the inner hole provided with the self-lubricating coating has the following defects: the bearing piece is arranged in the joint bearing and continuously generates friction between the inner spherical surface and the outer spherical surface when the joint bearing swings in a long-time angle rotation mode, so that the lubrication effect of a lubrication coating between the inner spherical surface and one outer spherical surface is gradually reduced, the smoothness of the angle rotation swing of the bearing piece on the joint bearing is reduced, meanwhile, the joint bearing is fixed in bearing vertical and transverse angles after the base of the joint bearing is arranged, the bearing direction of the joint bearing is reduced, and the using direction of the joint bearing is limited.
Disclosure of Invention
The technical scheme adopted for realizing the technical purpose of the invention is as follows: the joint bearing comprises a mounting frame, a locking hole, a bolt and a joint bearing, wherein the locking hole penetrates through the mounting frame, the mounting frame is fixed at a mounting position through the bolt locking hole, a clamping seat arranged on the joint bearing is inserted and mounted in a clamping groove arranged on the mounting frame, an outer ball seat, a composite coating and an inner ball seat are further arranged on the joint bearing, the outer ball seat is fixedly mounted in the upper end of the clamping seat, the outer surface of the inner ball seat is in sliding contact with the inner surface of the outer ball seat, and lubrication is carried out through the composite coating arranged between the inner ball seat and the outer ball seat;
The composite coating consists of a metal body, a porous bronze layer, polymer lubrication layers and flow holes, wherein the outer ball seat and the porous bronze layer are supported by the metal body, the inner side of the porous bronze layer is provided with a polymer lubrication layer in sliding contact with the outer surface of the inner ball seat, the flow holes penetrate through the metal body, the porous bronze layer and the polymer lubrication layers , the metal body is made of steel materials, high strength and rigidity are provided, the porous bronze layer provides good thermal conductivity and mechanical support, and the surface of the polymer lubrication layer is coated with a layer of self-lubricating polymer such as polytetrafluoroethylene.
As a further improvement of the invention, the outer side of the outer ball seat is also provided with a lubrication mechanism, the lubrication mechanism is composed of balls, a positioning plate, an oil storage tank and a sealing plug, the balls are arranged in the positioning plate and the flow holes, the balls are in sliding contact between the outer ball seat and the inner ball seat, the sealing plug is arranged at the top of the oil storage tank to seal lubricating oil in the oil storage tank, the lubricating oil in the oil storage tank is discharged between the balls and the flow holes through the inclined built-in guide pipe, four groups of balls are arranged, three balls are distributed in three directions of the upper, middle and lower directions of the polymer lubrication layer , when the outer ball seat and the inner ball seat slide, the balls assist to slide, and the lubricating oil is discharged to the polymer lubrication layer through the flow holes.
As a further improvement of the invention, the bottom of the installation frame is provided with the reversing bottom plate, the two sides of the upper end of the reversing bottom plate are clamped by the side clamping plates on the two sides of the bottom of the installation frame, the positioning ring arranged at the upper end of the reversing bottom plate is inserted and installed in the positioning groove arranged at the lower end of the installation frame, the positioning groove is in through fit with the locking hole, and the bolt penetrates through the locking hole, the positioning groove and the positioning ring to lock the reversing bottom plate at the bottom of the installation frame.
As a further improvement of the invention, the reversing bottom plate is also provided with the convex plate, and the convex plate extrudes the spring and the pressing plate which are arranged in the lower end of the mounting frame during mounting, so that the spring is abutted between the reversing bottom plate and the mounting frame, and the spring plays a role in damping and buffering between the reversing bottom plate and the mounting frame.
As a further improvement of the invention, the outer side of the clamping seat is also provided with the plug board, the plug board is inserted and installed in the external groove arranged at the edge of the clamping groove, and the plug board and the external groove are respectively provided with four and distributed on the four directions of the outer sides of the clamping seat and the clamping groove.
As a further improvement of the invention, the external slot is internally provided with a disassembly and assembly mechanism, the disassembly and assembly mechanism consists of a pull ring, a spring rod, a moving rod, an embedding block, a front jacking block, a linkage rod and a side top plate, the pull ring pulls the spring rod to drive the moving rod to translate in the embedding block, the embedding block is arranged in the external slot and is in positioning connection with the plugboard, the embedding block connected with the front end of the moving rod is in clamping connection with a clamping hole arranged in the lower end of the plugboard, and the side top plate is driven by the linkage rod to abut against the inside of the clamping hole on the outer side of the moving rod.
The using method comprises the following specific steps:
S1: the mounting frame is fixed at the mounting position by screwing the bolts in the locking holes, then the bearing piece is mounted in the inner ball seat, the bearing piece is supported by the mounting frame and the clamping seat, and the bearing piece is enabled to rotate and swing in an angle through sliding contact between the outer ball seat and the inner ball seat;
s2: in the sliding contact process between the outer ball seat and the inner ball seat, the outer surface of the inner ball seat is contacted with the surface of the polymer lubricating layer , so that trace lubricating components are released from the surface of the polymer lubricating layer to lubricate the outer ball seat and the inner ball seat, meanwhile, the balls also slide in an auxiliary manner between the outer ball seat and the inner ball seat, and lubricating oil in the oil storage tank is discharged onto the polymer lubricating layer ;
S3: the reversing bottom plate is locked at the bottom of the mounting frame by penetrating bolts among the locking holes, the positioning grooves and the positioning rings, the horizontally placed mounting frame is changed into the vertically placed mounting frame by the reversing bottom plate, and the axial direction of the joint bearing on the mounting frame is changed, so that the joint bearing carries out bearing work in different directions on the bearing piece;
S4: the spring rod is pulled through the pull ring to drive the moving rod to translate inside the scarf joint block, the front jacking block is driven to move, the side top plate is driven to move towards the inner side of the scarf joint block under the linkage support of the linkage rod, and the front jacking block and the side top plate are separated from the inside of the clamping hole, so that the joint bearing can be detached from the inside of the external groove of the mounting frame for maintenance.
The invention has the beneficial effects that:
1. the outer surface of the inner ball seat is contacted with the surface of the polymer lubricating layer , so that trace lubricating components are released from the surface of the polymer lubricating layer to lubricate the outer ball seat and the inner ball seat, meanwhile, the balls also slide in an auxiliary manner between the outer ball seat and the inner ball seat, lubricating oil in the oil storage tank is discharged onto the polymer lubricating layer , the lubricating effect of the polymer lubricating layer maintained between the outer ball seat and the inner ball seat is improved, the friction coefficient between the outer ball seat and the inner ball seat is effectively reduced, and the smoothness of the angular rotation swing of the joint bearing is ensured;
2. The installation frame can be horizontally fixed on the installation position only by locking the bolt on the locking hole, and when the installation frame needs to be vertically installed, the reversing bottom plate is installed at the bottom of the installation frame, and the vertical installation of the installation frame is realized by fixing the reversing bottom plate on the installation position, so that the axial direction of the joint bearing on the installation frame is changed, and the multi-direction of the bearing direction of the joint bearing is improved;
3. The spring rod is pulled through the pull ring to drive the moving rod to translate inside the scarf joint block, the front jacking block is driven to move, the side top plate is driven to move towards the inner side of the scarf joint block under the linkage support of the linkage rod, and the front jacking block and the side top plate are separated from the inside of the clamping hole, so that the joint bearing can be detached from the inside of the external groove of the mounting frame for maintenance.
Drawings
FIG. 1 is a schematic view of a knuckle bearing with a self-lubricating coating in the bore and a method of using the same according to the present invention.
Fig. 2 is a schematic view of the internal structure of the knuckle bearing of the present invention.
FIG. 3 is a schematic structural view of the composite coating of the present invention.
Fig. 4 is a schematic perspective view of the mounting frame of the present invention.
Fig. 5 is a schematic structural view of the reversing bottom plate of the present invention.
Fig. 6 is a schematic structural view of the engaging seat of the present invention.
Fig. 7 is a schematic view of the internal structure of the mounting frame of the present invention.
Fig. 8 is a schematic structural view of the dismounting mechanism of the present invention.
In the figure: the device comprises a mounting frame-1, a locking hole-2, a bolt-3, a joint bearing-4, a clamping seat-41, an outer ball seat-42, a composite coating-43, an inner ball seat-44, a lubricating mechanism-45, a metal machine body-431, a porous bronze layer-432, a polymer lubricating layer -433, a flow hole-434, a ball-451, a locating plate-452, an oil tank-453, a sealing plug-454, a reversing bottom plate-11, a side clamping plate-111, a locating ring-112, a convex plate-113, a clamping groove-12, a locating groove-13, a spring-14, a pressing plate-15, a plug plate-411, a clamping hole-4111, an external groove-121, a dismounting mechanism-122, a pull ring-1221, a spring rod-1222, a moving rod-1223, an embedding block-1224, a front top block-1225, a linkage rod-1226 and a side top plate-1227.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
Example 1:
as shown in fig. 1 to 5:
The invention relates to a joint bearing with a self-lubricating coating in an inner hole and a use method thereof, the structure of the joint bearing comprises a mounting frame 1, a locking hole 2, a bolt 3 and a joint bearing 4, wherein the locking hole 2 penetrates through the mounting frame 1, the mounting frame 1 is fixed at a mounting position through the locking hole 2 locked by the bolt 3, a clamping seat 41 arranged on the joint bearing 4 is inserted and mounted in a clamping groove 12 arranged on the mounting frame 1, an outer ball seat 42, a composite coating 43 and an inner ball seat 44 are also arranged on the joint bearing 4, the outer ball seat 42 is fixedly mounted in the upper end of the clamping seat 41, and the outer surface of the inner ball seat 44 is in sliding contact with the inner surface of the outer ball seat 42 and is lubricated through the composite coating 43 arranged between the inner ball seat and the clamping seat; The composite coating 43 is composed of a metal body 431, porous bronze layers 432, polymer lubrication layers 433 and a flow hole 434, the outer ball seat 42 and the porous bronze layer 432 are supported by the metal body 431, the polymer lubrication layer 433 is arranged on the inner side of the porous bronze layer 432 and is in sliding contact with the outer surface of the inner ball seat 44, the flow hole 434 penetrates through the metal body 431, the porous bronze layers 432 and polymer lubrication layers 433, a lubrication mechanism 45 is further arranged on the outer side of the outer ball seat 42, the lubrication mechanism 45 is composed of a ball 451, a positioning plate 452, an oil tank 453 and a sealing plug 454, The ball 451 is installed in the locating plate 452 and the flow hole 434, the ball 451 is in sliding contact between the outer ball seat 42 and the inner ball seat 44, the sealing plug 454 is arranged at the top of the oil tank 453 to seal the lubricating oil in the oil tank 453, the lubricating oil in the oil tank 453 is discharged between the ball 451 and the flow hole 434 through the inclined built-in guide pipe, the bottom of the installation frame 1 is provided with the reversing bottom plate 11, the two sides of the upper end of the reversing bottom plate 11 are clamped by the side clamping plates 111 at the two sides of the bottom of the installation frame 1, the locating ring 112 arranged at the upper end of the reversing bottom plate 11 is inserted and installed in the locating groove 13 arranged at the lower end of the installation frame 1, The positioning groove 13 is communicated with the locking hole 2, the reversing bottom plate 11 is also provided with a convex plate 113, the convex plate 113 presses a spring 14 and a pressing plate 15 which are arranged in the lower end of the mounting frame 1 during mounting, the spring 14 is abutted between the reversing bottom plate 11 and the mounting frame 1, the spring 14 plays a role in damping and buffering between the reversing bottom plate 11 and the mounting frame 1, and the problem that the joint bearing 4 supports an unstable supporting piece due to vibration generated between the vertically placed mounting frame 1 and the reversing bottom plate 11 is avoided, The outer surface of the inner ball seat 44 is contacted with the surface of the polymer lubricating layer 433, so that the surface of the polymer lubricating layer releases trace lubricating components to lubricate between the outer ball seat 42 and the inner ball seat 44, meanwhile, the balls 451 also slide in an auxiliary manner between the outer ball seat 42 and the inner ball seat 44, lubricating oil in the oil storage tank 453 is discharged onto the polymer lubricating layer 433, the lubricating effect of the polymer lubricating layer 433 kept between the outer ball seat 42 and the inner ball seat 44 is improved, the friction coefficient between the outer ball seat 42 and the inner ball seat 44 is effectively reduced, the smoothness of the angular rotation swing of the joint bearing 4 is ensured, According to the demand of receiver installation angle to transversely or vertical installation, transversely install only need lock on locking hole 2 through bolt 3, alright keep flat the mounting bracket 1 fixed on the mounted position, and when need carrying out vertical installation, then install switching-over bottom plate 11 in mounting bracket 1 bottom, then realize the vertical installation of mounting bracket 1 through fixing switching-over bottom plate 11 on the mounted position, change the axle center direction of joint bearing 4 on the mounting bracket 1, improve the orientation's of joint bearing 4 bearing orientation's multidirectional.
In a preferred embodiment, the metal body 431 is made of steel, provides high strength and rigidity, supports the entire composite coating 43, provides good thermal conductivity and mechanical support for the porous bronze layer 432, ensures the stability of the polymer lubrication layer 433, and coats the surface of the polymer lubrication layer 433 with a layer of self-lubricating polymer, such as polytetrafluoroethylene, so as to reduce the friction coefficient between the outer ball seat 42 and the inner ball seat 44;
In a preferred technical solution, the balls 451 are provided with four groups, each group is provided with three balls, the three groups are distributed on three directions of the upper part, the middle part and the lower part of the polymer lubrication layer 433, when the outer ball seat 42 and the inner ball seat 44 slide, the balls 451 assist sliding, and lubricating oil is discharged to the polymer lubrication layer 433 through the flow holes 434, so that the lubrication effect of the polymer lubrication layer 433 between the outer ball seat 42 and the inner ball seat 44 is improved, the friction coefficient between the outer ball seat 42 and the inner ball seat 44 is effectively reduced, and the smoothness of the angular rotation swing of the knuckle bearing 4 is ensured;
According to the preferred technical scheme, the bolt 3 penetrates through the locking hole 2, the positioning groove 13 and the positioning ring 112 to lock the reversing bottom plate 11 at the bottom of the mounting frame 1, the mounting frame 1 placed horizontally can be changed into vertical placement through the supporting of the reversing bottom plate 11 at the mounting position, the axial direction of the knuckle bearing 4 on the mounting frame 1 is changed, and the bearing direction of the knuckle bearing 4 is improved.
Example 2: on the basis of example 1, as shown in fig. 6 to 8:
The outside of the clamping seat 41 is also provided with a plugboard 411, the plugboard 411 is spliced and installed in an external groove 121 arranged at the edge of the clamping groove 12, the inside of the external groove 121 is also provided with a dismounting mechanism 122, the dismounting mechanism 122 consists of a pull ring 1221, a spring rod 1222, a moving rod 1223, a scarf block 1224, a front jacking block 1225, a linkage rod 1226 and a side top plate 1227, the pull ring 1221 pulls the spring rod 1222 to drive the moving rod 1223 to translate in the scarf block 1224, the scarf block 1224 is arranged in the external groove 121 and is in positioning connection with the plugboard 411, the scarf block 1224 connected with the front end of the moving rod 1223 is in clamping connection with a clamping hole 4111 arranged in the lower end of the plugboard 411, the outside of the moving rod 1223 drives the side top plate 1227 to abut against the inside the clamping hole 4111 through the linkage rod 1226, the front top block 1225 is driven to move, and the side top plate 1227 is driven to move towards the inner side of the embedded block 1224 under the linkage support of the linkage rod 1226, the front top block 1225 and the side top plate 1227 are separated from the inside of the clamping hole 4111, so that the joint bearing 4 can be detached from the inside of the external groove 121 of the mounting frame 1 for maintenance, during resetting and mounting, the four plug plates 411 on the outer side of the clamping groove 12 are inserted into the inside of the four external grooves 121 through the clamping seat 41, meanwhile, the lower end of the plug plates 411 are clamped and positioned with the embedded block 1224, the accuracy of resetting and mounting the joint bearing 4 on the mounting frame 1 is improved, then the pull ring 1221 is released under the resetting elasticity of the spring rod 1222, the front top block 1225 and the side top plate 1227 are clamped into the inside of the clamping hole 4111 again, the plug plates 411 are firmly clamped into the clamping groove 12, and the mounting firmness of the joint bearing 4 is improved, the joint bearing 4 is prevented from falling off from the inside of the external groove 121 on the mounting frame 1.
The plug board 411 and the external slot 121 are provided with four slots, and are distributed on the four directions of the outer sides of the clamping seat 41 and the clamping slot 12, and the accuracy of the positioning and clamping installation of the clamping seat 41 in the clamping slot 12 is improved through the positioning and plugging cooperation of the plug board 411 and the external slot 121.
By utilizing the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the invention.
Claims (7)
1. The utility model provides a joint bearing that hole has self-lubricating coating, its structure includes mounting bracket (1), locking hole (2), bolt (3), joint bearing (4), inside running through of mounting bracket (1) has locking hole (2), fixes mounting bracket (1) on the mounted position through bolt (3) locking hole (2), inside block groove (12) that set up on mounting bracket (1) are pegged graft to block seat (41) that set up on joint bearing (4), its characterized in that:
The joint bearing (4) is also provided with an outer ball seat (42), a composite coating (43) and an inner ball seat (44), the outer ball seat (42) is fixedly arranged inside the upper end of the clamping seat (41), and the outer surface of the inner ball seat (44) is in sliding contact with the inner surface of the outer ball seat (42) and is lubricated through the composite coating (43) arranged between the outer ball seat and the inner ball seat;
The composite coating (43) is composed of a metal machine body (431), a porous bronze layer (432), polymer lubrication layers (433) and flow holes (434), wherein the outer ball seat (42) and the porous bronze layer (432) are supported by the metal machine body (431), the polymer lubrication layers (433) are arranged on the inner side of the porous bronze layer (432) and are in sliding contact with the outer surface of the inner ball seat (44), and the flow holes (434) penetrate through the metal machine body (431), the porous bronze layer (432) and the polymer lubrication layers (433).
2. The spherical plain bearing with a self-lubricating coating in the bore of claim 1, wherein: the outside of outer ball seat (42) still is equipped with lubricated mechanism (45), lubricated mechanism (45) are by ball (451), locating plate (452), oil storage tank (453) and sealing plug (454) are constituteed, ball (451) are installed inside locating plate (452) and flow hole (434), sliding contact between outer ball seat (42) and interior ball seat (44) through ball (451), oil storage tank (453) top is equipped with sealing plug (454) and seals the inside lubricating oil of oil storage tank (453), and the inside lubricating oil of oil storage tank (453) is through the built-in pipe row of slope to ball (451) and flow hole (434).
3. The spherical plain bearing with a self-lubricating coating in the bore of claim 1, wherein: the utility model discloses a mounting bracket, including mounting bracket (1), baffle plate (11), locating ring (112) that baffle plate (11) upper end set up, baffle plate (13) and locking hole (2) link up the cooperation, mounting bracket (1) bottom is provided with baffle plate (11), baffle plate (111) that baffle plate (11) upper end both sides set up are to mounting bracket (1) bottom both sides centre gripping to locating ring (112) that baffle plate (11) upper end set up are pegged graft and are installed inside constant head tank (13) that the mounting bracket (1) lower extreme set up, and constant head tank (13) link up the cooperation with locking hole (2).
4. A spherical plain bearing having a self-lubricating coating in its inner bore according to claim 3, wherein: the reversing bottom plate (11) is further provided with a convex plate (113), and the convex plate (113) extrudes a spring (14) and a pressing plate (15) which are arranged inside the lower end of the mounting frame (1) during mounting, so that the spring (14) is abutted between the reversing bottom plate (11) and the mounting frame (1).
5. The spherical plain bearing with a self-lubricating coating in the bore of claim 1, wherein: the outside of the clamping seat (41) is also provided with a plugboard (411), and the plugboard (411) is inserted and installed in an external groove (121) arranged at the edge of the clamping groove (12).
6. The spherical plain bearing with a self-lubricating coating in the bore of claim 5, wherein: the external slot (121) is inside to be equipped with dismouting mechanism (122), and dismouting mechanism (122) are by pull ring (1221), spring beam (1222), movable rod (1223), scarf joint piece (1224), preceding kicking block (1225), interlock pole (1226) and side roof (1227) are constituteed, and pull ring (1221) pulling spring beam (1222) drive movable rod (1223) translation in scarf joint piece (1224) inside, scarf joint piece (1224) establish inside and plugboard (411) location connection in external slot (121), scarf joint piece (1224) that movable rod (1223) front end is connected with plugboard (411) inside joint hole (4111) joint that sets up, and movable rod (3) outside is through interlock pole (1226) drive side roof (1227) conflict inside joint hole (4111).
7. A method for using a joint bearing with a self-lubricating coating in an inner hole, which is applied to the joint bearing with the self-lubricating coating in an inner hole as claimed in any one of claims 1 to 6, and is characterized in that the method for using the joint bearing comprises the following specific steps:
S1: the mounting frame (1) is fixed at the mounting position by screwing the bolts (3) in the locking holes (2), then the bearing piece is mounted in the inner ball seat (44), the bearing piece is supported by the mounting frame (1) and the clamping seat (41), and the bearing piece is enabled to rotate and swing in an angle by sliding contact between the outer ball seat (42) and the inner ball seat (44);
S2: during sliding contact between the outer ball seat (42) and the inner ball seat (44), the outer surface of the inner ball seat (44) is in surface contact with the polymer lubrication layer (433), so that the polymer lubrication layer (433) releases trace lubrication components to lubricate between the outer ball seat (42) and the inner ball seat (44), simultaneously, the balls (451) also assist sliding between the outer ball seat (42) and the inner ball seat (44), and the lubrication oil inside the oil storage tank (453) is discharged onto the polymer lubrication layer (433);
S3: the reversing bottom plate (11) is locked at the bottom of the mounting frame (1) by penetrating the bolt (3) between the locking hole (2), the positioning groove (13) and the positioning ring (112), the horizontally placed mounting frame (1) is changed into vertical placement by the reversing bottom plate (11), and the axial direction of the knuckle bearing (4) on the mounting frame (1) is changed, so that the knuckle bearing (4) carries out bearing work in different directions on the bearing piece;
S4: the spring rod (1222) is pulled through the pull ring (1221) to drive the movable rod (1223) to translate in the embedding block (1224), the front ejector block (1225) is driven to move, the side top plate (1227) is driven to move towards the inner side of the embedding block (1224) under the linkage support of the linkage rod (1226), and the front ejector block (1225) and the side top plate (1227) are separated from the inner part of the clamping hole (4111), so that the joint bearing (4) can be detached from the inner part of the external groove (121) of the installation frame (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411445209.9A CN118959445B (en) | 2024-10-16 | 2024-10-16 | A spherical bearing with a self-lubricating coating on the inner hole and a method of using the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411445209.9A CN118959445B (en) | 2024-10-16 | 2024-10-16 | A spherical bearing with a self-lubricating coating on the inner hole and a method of using the same |
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| CN118959445A true CN118959445A (en) | 2024-11-15 |
| CN118959445B CN118959445B (en) | 2025-02-07 |
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| US3936099A (en) * | 1973-04-14 | 1976-02-03 | Paul Kuhbier & Co. | Construction of bearing boxes |
| CN206036031U (en) * | 2016-08-22 | 2017-03-22 | 怀宁吉利来精密机械科技有限公司 | Water conservancy joint bearing |
| CN219327734U (en) * | 2023-04-18 | 2023-07-11 | 新昌县天亿轴承有限公司 | An easy-to-remove joint bearing |
| CN220101832U (en) * | 2023-06-08 | 2023-11-28 | 车配联(浙江)汽车部件有限公司 | Weather-resistant hub bearing |
| CN221347600U (en) * | 2024-03-08 | 2024-07-16 | 浙江普拓机械科技有限公司 | Joint bearing |
| CN221374240U (en) * | 2023-12-13 | 2024-07-19 | 丽水市精信轴承有限公司 | Joint bearing inner ring structure |
| CN221810966U (en) * | 2024-03-29 | 2024-10-08 | 宁波市镇海金金耐驰轴承有限公司 | A spherical bearing structure |
-
2024
- 2024-10-16 CN CN202411445209.9A patent/CN118959445B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3936099A (en) * | 1973-04-14 | 1976-02-03 | Paul Kuhbier & Co. | Construction of bearing boxes |
| CN206036031U (en) * | 2016-08-22 | 2017-03-22 | 怀宁吉利来精密机械科技有限公司 | Water conservancy joint bearing |
| CN219327734U (en) * | 2023-04-18 | 2023-07-11 | 新昌县天亿轴承有限公司 | An easy-to-remove joint bearing |
| CN220101832U (en) * | 2023-06-08 | 2023-11-28 | 车配联(浙江)汽车部件有限公司 | Weather-resistant hub bearing |
| CN221374240U (en) * | 2023-12-13 | 2024-07-19 | 丽水市精信轴承有限公司 | Joint bearing inner ring structure |
| CN221347600U (en) * | 2024-03-08 | 2024-07-16 | 浙江普拓机械科技有限公司 | Joint bearing |
| CN221810966U (en) * | 2024-03-29 | 2024-10-08 | 宁波市镇海金金耐驰轴承有限公司 | A spherical bearing structure |
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|---|---|
| CN118959445B (en) | 2025-02-07 |
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