Search

CN-224229105-U - Rolling bearing with self-lubricating structure

CN224229105UCN 224229105 UCN224229105 UCN 224229105UCN-224229105-U

Abstract

The utility model relates to the technical field of rolling bearings, in particular to a rolling bearing with a self-lubricating structure, which comprises rotating rings arranged on the inner sides of an outer rotating ring and an inner rotating ring, wherein oil injection assemblies are arranged on the left side and the right side of the rotating rings, each oil injection assembly comprises an oil storage groove arranged in the rotating ring, an oil injection pipe is arranged at the top of each oil storage groove, the right side of each oil injection pipe extends to the outer side of the corresponding rotating ring, an oil absorption pad is arranged on the inner side of each oil storage groove and is used for absorbing lubricating oil, an extrusion plate is arranged on the inner side of each oil storage groove, a trapezoidal block compression spring is pushed by a balancing weight by utilizing centrifugal force generated by the balancing weight when the bearing rotates, the extrusion rod is driven to enable the extrusion plate to extrude the lubricating oil to the corresponding rolling balls, a self-lubricating function without manual intervention is achieved, and meanwhile, an elastic reset piece and a reset column drive the balancing weight to be reset to prepare for oil supply next time when the rotating speed is reduced.

Inventors

  • WANG HAO
  • WAN JIAYU
  • WAN LU
  • WAN FENGLI

Assignees

  • 洛阳承远精密制造有限公司

Dates

Publication Date
20260512
Application Date
20250630

Claims (8)

  1. 1. The rolling bearing with the self-lubricating structure is characterized by comprising an outer rotating ring (101) and an inner rotating ring (102), wherein a plurality of balls (103) are arranged on the inner sides of the outer rotating ring (101) and the inner rotating ring (102); the oiling mechanism (200) comprises rotating rings (201) arranged on the inner sides of the outer rotating ring (101) and the inner rotating ring (102), and oiling assemblies (202) are arranged on the left side and the right side of the rotating rings (201).
  2. 2. The rolling bearing with the self-lubricating structure according to claim 1, wherein the oil injection assembly (202) comprises an oil storage tank (202 a) which is arranged in the rotating ring (201), an oil injection pipe (202 b) is arranged at the top of the oil storage tank (202 a), and the right side of the oil injection pipe (202 b) extends to the outer side of the rotating ring (201).
  3. 3. The rolling bearing with the self-lubricating structure according to claim 2, wherein an oil suction pad (203) is provided on the inner side of the oil reservoir (202 a), and the oil suction pad (203) is used for sucking lubricating oil.
  4. 4. The rolling bearing with the self-lubricating structure according to claim 3, wherein an extrusion plate (204) is arranged on the inner side of the oil storage groove (202 a), an extrusion rod (205) is arranged on the right side of the extrusion plate (204), the right side of the extrusion rod (205) penetrates to the outer side of the rotating ring (201), and a trapezoid block (206) is arranged on the right side of the extrusion rod (205).
  5. 5. The rolling bearing with the self-lubricating structure according to claim 4, wherein a spring (207) is arranged on the opposite side of the trapezoid block (206) and the rotating ring (201), and the spring (207) is sleeved on the surface of the extrusion rod (205).
  6. 6. The rolling bearing with the self-lubricating structure according to claim 5, wherein a reset groove (208) is formed on the outer side of the rotating ring (201), and a reset post (209) is arranged on the surface of the reset groove (208).
  7. 7. The rolling bearing with the self-lubricating structure according to claim 6, characterized in that a balancing weight (210) is fixedly connected to the right side of the reset column (209), and one side of the balancing weight (210) is in contact with the trapezoidal surface of the trapezoidal block (206).
  8. 8. The rolling bearing with the self-lubricating structure according to claim 7, wherein an elastic reset piece (211) is arranged on the surface of the reset groove (208), and the upper side and the lower side of the reset piece (211) are fixedly connected with the inner wall of the reset groove (208) and the top of the reset column (209) respectively.

Description

Rolling bearing with self-lubricating structure Technical Field The utility model relates to the technical field of rolling bearings, in particular to a rolling bearing with a self-lubricating structure. Background The rolling bearing is used as a core component in mechanical transmission, and the lubrication effect directly influences the operation efficiency and service life of equipment. According to the technical effects of the prior art and the technical proposal, the method still has the technical effects that the lubrication mode of the traditional rolling bearing (such as a deep groove ball bearing, a cylindrical roller bearing and the like) mainly depends on manual periodical oiling, and lubricating oil is injected into a friction surface by a grease gun or an oil pump through arranging an oil injection hole on the outer ring or the inner ring of the bearing, so that the method is difficult to adapt to the real-time lubrication requirement under the high-speed running or heavy-load working condition; The application realizes real-time lubrication oil supply by utilizing the centrifugal force generated by the bearing during rotation. Disclosure of utility model This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model. The present utility model has been made in view of the above-described problems with the conventional rolling bearing having a self-lubricating structure. The present utility model provides a rolling bearing with a self-lubricating structure, which aims to realize lubrication oil replenishment by utilizing centrifugal force generated by the bearing during rotation. In order to solve the technical problems, the utility model provides the following technical proposal that the utility model comprises an outer swivel and an inner swivel, wherein the inner sides of the outer swivel and the inner swivel are provided with a plurality of balls; The oiling mechanism comprises rotating rings arranged on the inner sides of the outer rotating ring and the inner rotating ring, and oiling assemblies are arranged on the left side and the right side of the rotating rings. As a preferable scheme of the rolling bearing with the self-lubricating structure, the oiling assembly comprises an oil storage tank which is arranged in the rotating ring, an oiling pipe is arranged at the top of the oil storage tank, and the right side of the oiling pipe extends to the outer side of the rotating ring. As a preferable scheme of the rolling bearing with the self-lubricating structure, the inner side of the oil storage tank is provided with the oil absorption pad, and the oil absorption pad is used for absorbing lubricating oil. As a preferable scheme of the rolling bearing with the self-lubricating structure, an extrusion plate is arranged on the inner side of the oil storage tank, an extrusion rod is arranged on the right side of the extrusion plate, the right side of the extrusion rod penetrates to the outer side of the rotating ring, and a trapezoid block is arranged on the right side of the extrusion rod. As a preferable scheme of the rolling bearing with the self-lubricating structure, a spring is arranged on one side of the trapezoid block, which is opposite to the rotating ring, and the spring is sleeved on the surface of the extrusion rod. As an optimal scheme of the rolling bearing with the self-lubricating structure, a reset groove is formed in the outer side of the rotating ring, and reset columns are arranged on the surface of the reset groove. As an optimal scheme of the rolling bearing with the self-lubricating structure, the right side of the reset column is fixedly connected with a balancing weight, and one side of the balancing weight is contacted with the ladder surface of the trapezoid block. As an optimal scheme of the rolling bearing with the self-lubricating structure, the surface of the reset groove is provided with an elastic reset piece, and the upper side and the lower side of the reset piece are respectively and fixedly connected with the inner wall of the reset groove and the top of the reset column. The self-lubricating device has the beneficial effects that the centrifugal force generated by the balancing weight when the bearing rotates is utilized to push the trapezoidal block compression spring by the balancing weight, the extrusion rod is driven to enable the extrusion plate to extrude the oil absorption pad to release lubricating oil to the ball, the self-lubricating function without manual intervention is realized, and meanwhile, the elastic reset piece and the reset column drive the balancing weight to reset when the rotating speed is reduced so as to prepare for the next oil supply. Drawings