Low-noise cylindrical roller bearing

Abstract

The invention provides a low-noise cylindrical roller bearing, and relates to the technical field of cylindrical roller bearing structures, the low-noise cylindrical roller bearing comprises a bearing outer ring, a retaining support ring, a cylindrical roller, a limiting support ring, a support inner ring and a limiting inner ring; positioning support rings are fixedly arranged at the two ends of the inner side of the bearing outer ring; the retaining support ring is arranged at one end of the inner side of the bearing outer ring through the support of the positioning support ring; the cylindrical roller is rotationally arranged on the inner side of the bearing outer ring; a locking carrying hole and a positioning carrying hole are formed in the side face of the limiting supporting ring in a penetrating mode. A supporting shaft groove is formed in the side face of the supporting inner ring. A mounting shaft groove is formed in the side surface of the limiting inner ring; lubricating liquid is evenly arranged on the inner sides of the multiple sets of bearing open grooves through the connecting open grooves, and the discharging openings are matched with the maintenance open grooves so that the outer sides of the cylindrical rollers can be coated with the lubricating liquid in a flowing mode. The problem that in the operation process of most cylindrical roller bearings, due to friction and collision between rolling bodies and inner and outer rings, vibration of a retainer and the like, certain noise is generated is solved.

Description

Technical Field

[0001] The invention relates to the technical field of cylindrical roller bearing structures, and in particular to a low-noise cylindrical roller bearing. Background Art

[0002] Bearings are one of the important components in mechanical systems. Their main function is to support rotating shafts or linear motion shafts, reduce friction and wear during movement, and ensure the normal operation of mechanical equipment. Cylindrical roller bearings, as a common type of bearing, have the advantages of strong load-bearing capacity, simple structure, and easy installation. They are widely used in various mechanical equipment.

[0003] Based on the above, most cylindrical roller bearings currently produce certain noise during operation due to friction and collision between the rolling elements and the inner and outer rings, as well as vibration of the cage. Being in a high-noise environment for a long time will not only affect the normal operation of the equipment, but also have adverse effects on the human body. Summary of the invention

[0004] In view of this, the present invention provides a low-noise cylindrical roller bearing, which has a bearing outer ring, a retaining support ring, a cylindrical roller, a limit support ring, a supporting inner ring and a limit inner ring, thereby solving the problem that most cylindrical roller bearings generate certain noise during operation due to friction and collision between the rolling elements and the inner and outer rings and vibration of the retaining frame. Being in a high-noise environment for a long time will not only affect the normal operation of the equipment, but also have adverse effects on the human body.

[0005] The present invention provides a low-noise cylindrical roller bearing, which specifically comprises: a bearing outer ring, a retaining support ring, a cylindrical roller, a limiting support ring, a supporting inner ring and a limiting inner ring; Positioning support rings are fixedly arranged at both ends of the inner side of the outer ring of the bearing, guiding side grooves are opened on both sides of the outer ring of the bearing, a load-bearing groove is opened on the inner side of the outer ring of the bearing, a connecting groove is opened through the side of the load-bearing groove, and a maintenance groove is opened on the inner side of the outer ring of the bearing; the retaining support ring is arranged at one end of the inner side of the outer ring of the bearing through the support of the positioning support ring, a locking opening is opened through the side of the retaining support ring, an assembly support ring is fixedly arranged on the inner side of the retaining support ring, and a retaining pillar is fixedly arranged on the side of the retaining support ring; the cylindrical roller is rotatably arranged on the inner side of the outer ring of the bearing; the limiting support ring is arranged at the other end of the inner side of the outer ring of the bearing through the support of the positioning support ring; a locking hole and a positioning hole are opened through the side of the limiting support ring, and a rotating support ring is fixedly arranged on the inner side of the limiting support ring; a supporting shaft groove is opened on the side of the supporting inner ring, and the supporting inner ring is rotatably sleeved on the outer side of the assembling support ring through the supporting shaft groove; an installing shaft groove is opened on the side of the limiting inner ring, and the limiting inner ring is rotatably sleeved on the outer side of the rotating support ring through the installing shaft groove.

[0006] In at least some embodiments, the bearing slotted side is further provided with: a discharge opening and a filling slot; The discharge opening is arranged between the bearing slot and the maintenance slot; the filling slot is arranged through the side of the bearing slot.

[0007] In at least some embodiments, the side surface of the retaining pillar is further provided with: a rotation support groove and a positioning support hole; The rotating support grooves are arranged on both sides of the retaining support column; and the positioning support holes are arranged through the sides of the retaining support column and the retaining support ring.

[0008] In at least some embodiments, a mounting shaft groove is also formed through the side surface of the cylindrical roller.

[0009] In at least some embodiments, the side surface of the limit support ring is further provided with: a locking bolt shaft and a stabilizing support column; The locking bolt shaft is arranged on the inner side of the locking hole through a threaded structure; the stabilizing support column is arranged on the inner side of the positioning hole through a threaded structure.

[0010] In at least some embodiments, the side surface of the supporting inner ring is further provided with: a bearing inner ring and a limiting groove; The inner ring of the bearing is fixedly arranged on the side surface of the supporting inner ring; and the limiting groove is arranged on the side surface of the inner ring of the bearing.

[0011] In at least some embodiments, an assembly block is fixedly provided on the side surface of the limiting inner ring.

[0012] The low-noise cylindrical roller bearing provided by the present invention has the following beneficial effects: The present invention is provided with a bearing outer ring, a retaining support ring, a cylindrical roller, a limiting support ring, a supporting inner ring and a limiting inner ring. The retaining pillar cooperates with the rotating support groove to support the cylindrical roller for rotation. The retaining pillar can make the retaining support ring and the limiting support ring dock, so that the cylindrical roller is arranged on the inner side of the bearing outer ring through the positioning support ring for centralized and stable rotation. The supporting inner ring cooperates with the limiting inner ring to support the bearing inner ring to be arranged on the side of the cylindrical roller. The cylindrical roller cooperates with the bearing outer ring and the bearing inner ring to support the components for rotation. The filling slots can fill the lubricating liquid into the inner side of the load-bearing slots. The connecting slots can evenly arrange the lubricating liquid on the inner sides of multiple groups of load-bearing slots. The discharge opening cooperates with the maintenance slots to allow the lubricating liquid to flow and coat the outer side of the cylindrical roller, so that the lubricating liquid can stably and evenly maintain each cylindrical roller, thereby preventing the cylindrical roller from being damaged and generating noise after long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0014] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0015] In the attached picture: Figure 1 A schematic structural diagram of the assembly arrangement of the integral components of a cylindrical roller bearing according to an embodiment of the present invention is shown; Figure 2 It shows a schematic structural diagram of the assembly and disassembly arrangement of the bearing outer ring integral component according to an embodiment of the present invention; Figure 3 It shows a schematic structural diagram of the assembly and disassembly arrangement of the integral components of the retaining support ring according to an embodiment of the present invention; Figure 4 It shows a schematic structural diagram of the assembly and disassembly arrangement of the cylindrical roller integral component according to an embodiment of the present invention; Figure 5 It shows a schematic structural diagram of the assembly and disassembly arrangement of the integral components of the limit support ring according to an embodiment of the present invention; Figure 6 It shows a schematic structural diagram of the assembly and disassembly arrangement of the supporting inner ring integral component according to an embodiment of the present invention; Figure 7 A schematic structural diagram of the assembly and disassembly arrangement of the integral components of the limiting inner ring according to an embodiment of the present invention is shown.

[0016] Reference numerals list 1. Bearing outer ring; 101, positioning support ring; 102, drainage side groove; 103, load-bearing slot; 104, connection slot; 105, discharge opening; 106, maintenance slot; 107, filling slot; 2. Keep the support ring; 201, locking opening; 202, assembly support ring; 203, holding support pillar; 204, rotating support groove; 205, positioning support hole; 3. Cylindrical roller; 301, assembly shaft groove; 4. Limit support ring; 401, locking hole; 402, positioning hole; 403, rotating support ring; 404, locking bolt shaft; 405, stabilizing support pillar; 5. Support the inner ring; 501, support shaft groove; 502, bearing inner ring; 503, limit connection groove; 6. Limit inner ring; 601. Install the shaft groove; 602. Assemble the clamping block. DETAILED DESCRIPTION

[0017] Example: Please refer to Figures 1 to 7 : The present invention proposes a low-noise cylindrical roller bearing, comprising: a bearing outer ring 1, a retaining support ring 2, a cylindrical roller 3, a limiting support ring 4, a supporting inner ring 5 and a limiting inner ring 6; Positioning support rings 101 are fixedly arranged at both ends of the inner side of the bearing outer ring 1, and guide side grooves 102 are opened on both sides of the bearing outer ring 1. A load-bearing slot 103 is opened on the inner side of the bearing outer ring 1, and a connecting slot 104 is opened through the side of the load-bearing slot 103, and a maintenance slot 106 is opened on the inner side of the bearing outer ring 1; the retaining support ring 2 is supported by the positioning support ring 101 and is arranged at one end of the inner side of the bearing outer ring 1, and a locking opening 201 is opened through the side of the retaining support ring 2, and an assembly support ring 202 is fixedly arranged on the inner side of the retaining support ring 2, and a retaining pillar 203 is fixedly arranged on the side of the retaining support ring 2; The cylindrical roller 3 is rotatably arranged on the inner side of the bearing outer ring 1; the limiting support ring 4 is arranged on the other end of the inner side of the bearing outer ring 1 through the support of the positioning support ring 101; a locking hole 401 and a positioning hole 402 are opened through the side of the limiting support ring 4, and a rotating support ring 403 is fixedly arranged on the inner side of the limiting support ring 4; a supporting shaft groove 501 is opened on the side of the supporting inner ring 5, and the supporting inner ring 5 is rotatably sleeved on the outer side of the assembly support ring 202 through the supporting shaft groove 501; an installing shaft groove 601 is opened on the side of the limiting inner ring 6, and the limiting inner ring 6 is rotatably sleeved on the outer side of the rotating support ring 403 through the installing shaft groove 601.

[0018] Embodiment 1: Figures 3 to 7 As shown, the side of the limiting support ring 4 is also provided with: a locking bolt shaft 404 and a stabilizing pillar 405; the locking bolt shaft 404 is arranged on the inner side of the locking hole 401 through a threaded structure; the stabilizing pillar 405 is arranged on the inner side of the positioning hole 402 through a threaded structure; the side of the supporting inner ring 5 is also provided with: a bearing inner ring 502 and a limiting groove 503; the bearing inner ring 502 is fixedly arranged on the side of the supporting inner ring 5; the limiting groove 503 is opened on the side of the bearing inner ring 502; an assembly block 602 is fixedly arranged on the side of the limiting inner ring 6; the locking bolt shaft 404 cooperates with the stabilizing pillar 405 to dock and assemble the retaining support ring 2 and the limiting support ring 4, and at the same time, the cylindrical roller 3 is provided with a rotational limiting support.

[0019] Embodiment 2: Based on Embodiment 1, Figures 2 to 6As shown, the side of the load-bearing slot 103 is also provided with: a discharge opening 105 and a filling slot 107; the discharge opening 105 is opened between the load-bearing slot 103 and the maintenance slot 106; the filling slot 107 is opened through the side of the load-bearing slot 103; the side of the retaining pillar 203 is also provided with: a rotating support groove 204 and a positioning support hole 205; the rotating support groove 204 is opened on both sides of the retaining pillar 203; the positioning branch hole 205 is opened through the side of the retaining pillar 203 and the retaining support ring 2; the side of the cylindrical roller 3 is also opened through an assembly shaft groove 301; the lubricating liquid can be poured into the inner side of the load-bearing slot 103 through the discharge opening 105, and the cylindrical roller 3 is maintained by the filling slot 107 and the maintenance slot 106.

[0020] Specific usage and function of this embodiment: In the present invention, when in use, the cylindrical roller 3 is supported by the supporting column 203 in cooperation with the rotating support groove 204 and is arranged on the inner side of the bearing outer ring 1. The cylindrical roller 3 cooperates with the bearing outer ring 1 and the bearing inner ring 502 to rotationally support the components. The filling groove 107 allows the lubricating liquid to be poured into the inner side of the load-bearing groove 103. The connecting groove 104 allows the lubricating liquid to be evenly arranged on the inner side of multiple groups of load-bearing grooves 103. The discharge opening 105 cooperates with the maintenance groove 106 to allow the lubricating liquid to flow to the outer side of the cylindrical roller 3, so that the bearing can rotationally support the device components.

Claims

1. A low-noise cylindrical roller bearing, comprising: A bearing outer ring (1), a retaining support ring (2), a cylindrical roller (3), a limit support ring (4), a supporting inner ring (5) and a limit inner ring (6); The bearing outer ring (1) is fixedly provided with positioning support rings (101) at both ends of the inner side, the bearing outer ring (1) is provided with guide side grooves (102) on both sides, the bearing outer ring (1) is provided with a load-bearing slot (103) on the inner side, the load-bearing slot (103) is provided with a connecting slot (104) extending through the side of the bearing slot (103), and the bearing outer ring (1) is provided with a maintenance slot (106) on the inner side; the retaining support ring (2) is supported by the positioning support ring (101) and is provided at one end of the inner side of the bearing outer ring (1), the side of the retaining support ring (2) is provided with a locking opening (201), the inner side of the retaining support ring (2) is fixedly provided with an assembly support ring (202), and the side of the retaining support ring (2) is fixedly provided with a retaining pillar (203); the The cylindrical roller (3) is rotatably arranged on the inner side of the bearing outer ring (1); the limiting support ring (4) is arranged on the other end of the inner side of the bearing outer ring (1) through the support of the positioning support ring (101); a locking hole (401) and a positioning hole (402) are penetrated through the side of the limiting support ring (4), and a rotating support ring (403) is fixedly arranged on the inner side of the limiting support ring (4); a supporting shaft groove (501) is opened on the side of the supporting inner ring (5), and the supporting inner ring (5) is rotatably sleeved on the outer side of the assembly support ring (202) through the supporting shaft groove (501); and a mounting shaft groove (601) is opened on the side of the limiting inner ring (6), and the limiting inner ring (6) is rotatably sleeved on the outer side of the rotating support ring (403) through the mounting shaft groove (601).

2. A low-noise cylindrical roller bearing according to claim 1, characterized in that: The side surface of the bearing slot (103) is also provided with: a discharge opening (105) and a filling slot (107); The discharge opening (105) is provided between the bearing slot (103) and the curing slot (106); and the filling slot (107) is provided through the side of the bearing slot (103).

3. A low-noise cylindrical roller bearing according to claim 1, characterized in that: The side surface of the retaining pillar (203) is also provided with: a rotation support groove (204) and a positioning support hole (205); The rotating support grooves (204) are provided on both sides of the retaining support pillar (203); and the positioning support holes (205) are provided through the sides of the retaining support pillar (203) and the retaining support ring (2).

4. A low-noise cylindrical roller bearing according to claim 1, characterized in that: The side surface of the cylindrical roller (3) is also provided with an assembly shaft groove (301).

5. A low-noise cylindrical roller bearing according to claim 1, characterized in that: The side surface of the limiting support ring (4) is also provided with: a locking bolt shaft (404) and a stabilizing support pillar (405); The locking bolt shaft (404) is arranged inside the locking hole (401) through a threaded structure; and the stabilizing support column (405) is arranged inside the positioning hole (402) through a threaded structure.

6. A low-noise cylindrical roller bearing according to claim 1, characterized in that: The side surface of the supporting inner ring (5) is also provided with: a bearing inner ring (502) and a limiting groove (503); The bearing inner ring (502) is fixedly arranged on the side of the supporting inner ring (5); and the limiting groove (503) is opened on the side of the bearing inner ring (502).

7. A low-noise cylindrical roller bearing according to claim 1, characterized in that: An assembly block (602) is fixedly provided on the side surface of the limiting inner ring (6).

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