Bearing with eccentric locking mechanism for launching platform

Abstract

The utility model discloses a launching platform bearing with an eccentric locking mechanism, which comprises an outer ring and an inner ring, a plurality of balls are arranged between the outer ring and the inner ring, first sealing rings are arranged between the outer ring and the inner ring along the two sides of the balls, one end of the inner ring is provided with a connecting ring, the connecting ring is connected with an eccentric sleeve, and the eccentric sleeve is connected with the eccentric locking mechanism. A set screw is arranged on the side face of the eccentric sleeve. The outer ring is connected with a bearing seat, the bottom of the bearing seat is connected with a groove-shaped locking cover which is used for adjusting and locking the position of the bearing, an adjusting screw rod is arranged at the bottom end of the groove-shaped locking cover, and the end, facing the bearing seat, of the adjusting screw rod is rotationally connected with the bearing seat; and an oil nozzle is mounted at the top end of the bearing seat and is communicated with a space between the inner ring and the outer ring. The eccentric sleeve is mounted at one end of the inner ring, the set screw is mounted on the arc surface of the eccentric sleeve, the bearing can be eccentrically locked by matching the set screw with the eccentric sleeve, the locking force is larger, and the locking sleeve and the set screw are simple in structure.

Description

Technical Field

[0001] The utility model relates to the technical field of bearings, in particular to a bearing for a launching platform with an eccentric locking mechanism. Background Art

[0002] The launch platform needs to be installed with various bearings due to its structure and function. Some of these bearings need to have an eccentric locking function. There are also bearings with eccentric locking function on the market, but their models are limited.

[0003] For example, a Chinese patent with patent number CN202021335868.4 discloses an eccentric bearing with an inner ring with a locking structure, comprising an outer ring of a bearing, the inner wall of the outer ring of the bearing is movably connected with a ball, the surface of the ball is movably connected with a rolling body wreath, the inner wall of the rolling body wreath is movably connected with the inner ring, the surface of the inner ring is provided with an eccentric hole, and the surface of the inner ring is fixedly connected with a tapered tube; this eccentric bearing with a locking structure is through a tightening ring and a tooth column, so that when the eccentric bearing is installed on the corresponding shaft, the tightening ring can be tightened gradually on the surface of the tapered tube by tightening the tightening ring, and after the tightening ring is tightened on the surface of the tapered tube, the tooth column can be inserted into the jack on the surface of the inner ring, so that the tooth column and the rack on the surface of the tightening ring are meshed together, and the tightening ring is more firmly fixed to the surface of the tapered tube, avoiding loosening after locking, thereby achieving the effect of ensuring the stable locking of the bearing.

[0004] Although the eccentric bearing with a locking structure provided by the above patent can be eccentrically locked, its locking structure is too complicated, and the bearings with a locking structure used in the launch platform are mostly required to have a simple structure and be easy to disassemble and assemble, while the existing eccentric bearing with a locking structure is not convenient for disassembly and assembly. Therefore, the existing eccentric bearing with a locking structure is not suitable for the launch platform. Utility Model Content

[0005] The utility model aims to provide a bearing for a launch platform with an eccentric locking mechanism, aiming to improve the problem that the existing eccentric bearing with a locking structure is inconvenient to disassemble and assemble, and the locking structure is too complicated and not suitable for the launch platform.

[0006] The utility model is achieved in this way:

[0007] A bearing for a launch platform with an eccentric locking mechanism comprises an outer ring and an inner ring, a plurality of balls are arranged between the outer ring and the inner ring, and a first sealing ring is arranged between the outer ring and the inner ring along both sides of the balls, a connecting ring is arranged at one end of the inner ring, the connecting ring is connected to an eccentric sleeve, and a set screw is arranged on the side of the eccentric sleeve; the outer ring is connected to a bearing seat, and a grooved locking cover is connected to the bottom of the bearing seat for adjusting and locking the bearing position, an adjusting screw is arranged at the bottom end of the grooved locking cover, and the end of the adjusting screw facing the bearing seat is rotatably connected to the bearing seat; an oil nozzle is installed at the top of the bearing seat, and the oil nozzle is communicated with the space between the inner ring and the outer ring.

[0008] Preferably, an oil inlet hole is provided on the side surface of the outer ring, an oil inlet groove is provided on the inner side of the outer ring, the oil inlet groove is annular in structure, and the oil inlet groove is communicated with the oil inlet hole; a first groove is provided on the inner side surface of the outer ring.

[0009] Preferably, a second groove is provided on the outer side surface of the inner ring, and the second groove is aligned with the first groove for mounting the ball, and mounting grooves are provided on both sides of the first groove of the inner ring.

[0010] Preferably, a connecting rod is provided at the bottom end of the bearing seat, and a connecting shaft is provided at the bottom of the connecting rod, and the connecting shaft is used to be rotatably connected to the adjusting screw; the connecting rod is inserted into a groove-type locking cover, and an oil guide groove is provided on the inner side of the bearing seat, the oil guide groove is arranged in a ring shape, and the oil guide groove is aligned with the oil inlet hole, and a threaded hole is provided on the side of the bearing seat, and the threaded hole is communicated with the oil guide groove.

[0011] Preferably, a positioning hole is provided on the side of the eccentric sleeve, and a ring is provided on the side of the eccentric sleeve facing the inner ring, the outer diameter of the connecting ring close to the eccentric sleeve is larger than the outer diameter of the end away from the eccentric sleeve, and the ring is sleeved on the connecting ring.

[0012] Preferably, two pairs of connecting feet are symmetrically provided on both sides of the groove-shaped locking cover, and connecting holes are provided on the connecting feet.

[0013] Preferably, two retaining frames are symmetrically arranged between the inner ring and the outer ring along both sides of the ball, and the two retaining frames are connected by rivets.

[0014] Preferably, a sealing groove is provided on the inner side surface of the bearing seat close to the eccentric sleeve, and the sealing groove is connected to a second sealing ring, and the bottom end of the second sealing ring is inserted into the inner side of the corresponding installation groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. An eccentric sleeve is installed at one end of the inner ring of the utility model, and a set screw is installed on the arc surface of the eccentric sleeve. The set screw cooperates with the eccentric sleeve to eccentrically lock the bearing, and the locking force is greater. The locking sleeve and the set screw have simple structures, which effectively simplifies the locking mechanism of the bearing. At the same time, the outer ring is connected to the bearing seat, and the bearing seat is connected to a grooved locking cover. An adjusting screw is provided at one end of the grooved locking cover. The length of the bearing extension can be adjusted by adjusting the screw, so that the bearing is easy to adjust and use, and the bearing is convenient for use on the launch platform.

[0017] 2. Two retaining frames are arranged between the inner ring and the outer ring of the utility model, and the two retaining frames are connected by rivets. The retaining frames can ensure that the ball is sufficiently stable, which facilitates the stable operation of the bearing.

[0018] 3. A second sealing ring is provided on one side of the outer ring of the utility model along the outside of the first sealing ring. The second sealing ring can seal the space between the inner hole of the bearing seat and the inner ring, thereby conveniently ensuring the sealing effect of the bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional view of the entire bearing of the utility model;

[0020] Figure 2 This is the front view of the entire bearing of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the outer ring of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the inner ring of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the bearing seat of the utility model;

[0024] Figure 6 It is a structural schematic diagram of the eccentric sleeve of the utility model.

[0025] In the figure: 1. outer ring; 101. oil inlet hole; 102. first groove; 103. oil inlet groove; 2. inner ring; 21. second groove; 22. mounting groove; 23. connecting ring; 3. ball; 4. first sealing ring; 5. retaining frame; 6. rivet; 7. bearing seat; 70. connecting rod; 71. threaded hole; 72. oil guide groove; 73. sealing groove; 74. connecting shaft; 8. oil nozzle; 9. eccentric sleeve; 91. collar; 92. positioning hole; 10. set screw; 11. second sealing ring; 12. grooved locking cover; 121. connecting foot; 122. connecting hole; 13. adjusting screw. DETAILED DESCRIPTION

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0028] Example 1

[0029] like Figure 1 , Figure 2 and Figure 4 As shown, a bearing for a launch platform with an eccentric locking mechanism includes an outer ring 1 and an inner ring 2, and a plurality of balls 3 are arranged between the outer ring 1 and the inner ring 2. This structure ensures the basic structure of the bearing and facilitates the rotation of the bearing. A first sealing ring 4 is arranged between the outer ring 1 and the inner ring 2 along both sides of the balls 3. The first sealing ring 4 prevents external dust and particles from entering between the inner ring 2 and the outer ring 1. A connecting ring 23 is arranged at one end of the inner ring 2, and the connecting ring 23 is connected to an eccentric sleeve 9. The connecting ring 23 is convenient for installing the eccentric sleeve 9. A set screw 10 is arranged on the side of the eccentric sleeve 9; the eccentric sleeve 9 cooperates with the set screw 10 to facilitate locking the bearing. The outer ring 1 is connected to a bearing seat 7, and the bearing seat 7 is convenient for installing and fixing the bearing. A grooved locking cover 12 is connected to the bottom of the bearing seat 7 for adjusting and locking the bearing position. An adjusting screw 13 is provided at the bottom of the grooved locking cover 12. The end of the adjusting screw 13 facing the bearing seat 7 is rotatably connected to the bearing seat 7. The position of the bearing seat 7 and the bearing can be adjusted by adjusting the screw 13. An oil nozzle 8 is installed at the top of the bearing seat 7. The oil nozzle 8 is connected to the space between the inner ring 2 and the outer ring 1, which is convenient for adding lubricating oil to the bearing in the later stage and convenient for maintaining the bearing.

[0030] like Figure 3 As shown, an oil inlet hole 101 is provided on the side of the outer ring 1, and an oil inlet groove 103 is provided on the inner side of the outer ring 1. The oil inlet groove 103 is annular in structure, and the oil inlet groove 103 is connected to the oil inlet hole 101. This structure is convenient for matching with the oil nozzle 8, so as to facilitate adding lubricating oil to the inside of the bearing. A first groove 102 is provided on the inner side of the outer ring 1, and the first groove 102 is convenient for matching the ball 3.

[0031] like Figure 4 As shown, the outer side of the inner ring 2 is provided with a second groove 21, which is aligned with the first groove 102 and is used to install the ball 3. The inner ring 2 is provided with installation grooves 22 along both sides of the first groove 102. The installation grooves 22 are convenient for installing the sealing gasket.

[0032] like Figure 5 As shown, a connecting rod 70 is provided at the bottom of the bearing seat 7, and a connecting shaft 74 is provided at the bottom of the connecting rod 70, and the connecting shaft 74 is used to be rotatably connected with the adjusting screw 13; the connecting rod 70 is inserted into the grooved locking cover 12, so that the bearing seat 7 can be adjusted and fixed with the grooved locking cover 12. An oil guide groove 72 is provided on the inner side of the bearing seat 7, and the oil guide groove 72 is arranged in an annular shape, and the oil guide groove 72 is arranged in alignment with the oil inlet hole 101, and a threaded hole 71 is provided on the side of the bearing seat 7, and the threaded hole 71 is communicated with the oil guide groove 72; this structure is convenient for replenishing lubricating oil between the inner ring 2 and the outer ring 1 of the bearing through the oil nozzle 8.

[0033] like Figure 6 As shown, a positioning hole 92 is provided on the side of the eccentric sleeve 9, and the positioning hole 92 is used to install the set screw 10. A collar 91 is provided on the side of the eccentric sleeve 9 facing the inner ring 2, and the outer diameter of the connecting ring 23 close to the eccentric sleeve 9 is larger than the outer diameter of the end away from the eccentric sleeve 9, and the collar 91 is sleeved on the connecting ring 23; this structure is convenient for the eccentric sleeve 9 to be installed on the inner ring 2 of the bearing.

[0034] like Figure 2 As shown, two pairs of connecting feet 121 are symmetrically provided on both sides of the slot-shaped locking cover 12, and connecting holes 122 are provided on the connecting feet 121; the cooperation between the connecting feet 121 and the connecting holes 122 is convenient for fixing the position of the slot-shaped locking cover 12 by bolts.

[0035] Working principle: When in use, install the assembled bearing on the bearing seat 7 according to the use requirements, and install the eccentric sleeve 9 on one end of the bearing inner ring 2, then install the set screw 10 and the oil nozzle 8, then install the oil nozzle 8 on the bearing seat 7, and connect the bearing seat 7 with the grooved locking cover 12, and then use the grooved locking cover 12 to fix the bearing to a suitable position on the launch platform for use. Compared with the prior art, the eccentric sleeve 9 is installed at one end of the inner ring 2 of the present application, and the set screw 10 is installed on the arc surface of the eccentric sleeve 9. The bearing can be eccentrically locked by the set screw 10 in combination with the eccentric sleeve 9, and the locking force is greater. The locking sleeve and the set screw 10 are simple in structure, which effectively simplifies the locking mechanism of the bearing. At the same time, the outer ring 1 is connected to the bearing seat 7, and the bearing seat 7 is connected to the grooved locking cover 12. One end of the grooved locking cover 12 is provided with an adjusting screw 13, and the length of the bearing extension can be adjusted by adjusting the screw 13, so that the bearing is easy to adjust and use, and the bearing is convenient for use on the launch platform.

[0036] Example 2

[0037] like Figure 1 , Figure 2 and Figure 4As shown, a bearing for a launch platform with an eccentric locking mechanism includes an outer ring 1 and an inner ring 2, and a plurality of balls 3 are arranged between the outer ring 1 and the inner ring 2. This structure ensures the basic structure of the bearing and facilitates the rotation of the bearing. A first sealing ring 4 is arranged between the outer ring 1 and the inner ring 2 along both sides of the balls 3. The first sealing ring 4 prevents external dust and particles from entering between the inner ring 2 and the outer ring 1. A connecting ring 23 is arranged at one end of the inner ring 2, and the connecting ring 23 is connected to an eccentric sleeve 9. The connecting ring 23 is convenient for installing the eccentric sleeve 9. A set screw 10 is arranged on the side of the eccentric sleeve 9; the eccentric sleeve 9 cooperates with the set screw 10 to facilitate locking the bearing. The outer ring 1 is connected to a bearing seat 7, and the bearing seat 7 is convenient for installing and fixing the bearing. A grooved locking cover 12 is connected to the bottom of the bearing seat 7 for adjusting and locking the bearing position. An adjusting screw 13 is provided at the bottom of the grooved locking cover 12. The end of the adjusting screw 13 facing the bearing seat 7 is rotatably connected to the bearing seat 7. The position of the bearing seat 7 and the bearing can be adjusted by adjusting the screw 13. An oil nozzle 8 is installed at the top of the bearing seat 7. The oil nozzle 8 is connected to the space between the inner ring 2 and the outer ring 1, which is convenient for adding lubricating oil to the bearing in the later stage and convenient for maintaining the bearing.

[0038] like Figure 3 As shown, an oil inlet hole 101 is provided on the side of the outer ring 1, and an oil inlet groove 103 is provided on the inner side of the outer ring 1. The oil inlet groove 103 is annular in structure, and the oil inlet groove 103 is connected to the oil inlet hole 101. This structure is convenient for matching with the oil nozzle 8, so as to facilitate adding lubricating oil to the inside of the bearing. A first groove 102 is provided on the inner side of the outer ring 1, and the first groove 102 is convenient for matching the ball 3.

[0039] like Figure 4 As shown, the outer side of the inner ring 2 is provided with a second groove 21, which is aligned with the first groove 102 and is used to install the ball 3. The inner ring 2 is provided with installation grooves 22 along both sides of the first groove 102. The installation grooves 22 are convenient for installing the sealing gasket.

[0040] like Figure 5 As shown, a connecting rod 70 is provided at the bottom of the bearing seat 7, and a connecting shaft 74 is provided at the bottom of the connecting rod 70, and the connecting shaft 74 is used to be rotatably connected with the adjusting screw 13; the connecting rod 70 is inserted into the grooved locking cover 12, so that the bearing seat 7 can be adjusted and fixed with the grooved locking cover 12. An oil guide groove 72 is provided on the inner side of the bearing seat 7, and the oil guide groove 72 is arranged in an annular shape, and the oil guide groove 72 is arranged in alignment with the oil inlet hole 101, and a threaded hole 71 is provided on the side of the bearing seat 7, and the threaded hole 71 is communicated with the oil guide groove 72; this structure is convenient for replenishing lubricating oil between the inner ring 2 and the outer ring 1 of the bearing through the oil nozzle 8.

[0041] like Figure 6As shown, a positioning hole 92 is provided on the side of the eccentric sleeve 9, and the positioning hole 92 is used to install the set screw 10. A collar 91 is provided on the side of the eccentric sleeve 9 facing the inner ring 2, and the outer diameter of the connecting ring 23 close to the eccentric sleeve 9 is larger than the outer diameter of the end away from the eccentric sleeve 9, and the collar 91 is sleeved on the connecting ring 23; this structure is convenient for the eccentric sleeve 9 to be installed on the inner ring 2 of the bearing.

[0042] like Figure 2 As shown, two pairs of connecting feet 121 are symmetrically provided on both sides of the slot-shaped locking cover 12, and connecting holes 122 are provided on the connecting feet 121; the cooperation between the connecting feet 121 and the connecting holes 122 is convenient for fixing the position of the slot-shaped locking cover 12 by bolts.

[0043] like Figure 1 As shown, two retainers 5 are symmetrically arranged between the inner ring 2 and the outer ring 1 along both sides of the ball 3, and the two retainers 5 are connected by rivets 6; the retainers 5 can stabilize the position of the ball 3 and facilitate the use of the ball 3.

[0044] Example 3

[0045] like Figure 1 , Figure 2 and Figure 4 As shown, a bearing for a launch platform with an eccentric locking mechanism includes an outer ring 1 and an inner ring 2, and a plurality of balls 3 are arranged between the outer ring 1 and the inner ring 2. This structure ensures the basic structure of the bearing and facilitates the rotation of the bearing. A first sealing ring 4 is arranged between the outer ring 1 and the inner ring 2 along both sides of the balls 3. The first sealing ring 4 prevents external dust and particles from entering between the inner ring 2 and the outer ring 1. A connecting ring 23 is arranged at one end of the inner ring 2, and the connecting ring 23 is connected to an eccentric sleeve 9. The connecting ring 23 is convenient for installing the eccentric sleeve 9. A set screw 10 is arranged on the side of the eccentric sleeve 9; the eccentric sleeve 9 cooperates with the set screw 10 to facilitate locking the bearing. The outer ring 1 is connected to a bearing seat 7, and the bearing seat 7 is convenient for installing and fixing the bearing. A grooved locking cover 12 is connected to the bottom of the bearing seat 7 for adjusting and locking the bearing position. An adjusting screw 13 is provided at the bottom of the grooved locking cover 12. The end of the adjusting screw 13 facing the bearing seat 7 is rotatably connected to the bearing seat 7. The position of the bearing seat 7 and the bearing can be adjusted by adjusting the screw 13. An oil nozzle 8 is installed at the top of the bearing seat 7. The oil nozzle 8 is connected to the space between the inner ring 2 and the outer ring 1, which is convenient for adding lubricating oil to the bearing in the later stage and convenient for maintaining the bearing.

[0046] like Figure 3 As shown, an oil inlet hole 101 is provided on the side of the outer ring 1, and an oil inlet groove 103 is provided on the inner side of the outer ring 1. The oil inlet groove 103 is annular in structure, and the oil inlet groove 103 is connected to the oil inlet hole 101. This structure is convenient for matching with the oil nozzle 8, so as to facilitate adding lubricating oil to the inside of the bearing. A first groove 102 is provided on the inner side of the outer ring 1, and the first groove 102 is convenient for matching the ball 3.

[0047] like Figure 4 As shown, the outer side of the inner ring 2 is provided with a second groove 21, which is aligned with the first groove 102 and is used to install the ball 3. The inner ring 2 is provided with installation grooves 22 along both sides of the first groove 102. The installation grooves 22 are convenient for installing the sealing gasket.

[0048] like Figure 5 As shown, a connecting rod 70 is provided at the bottom of the bearing seat 7, and a connecting shaft 74 is provided at the bottom of the connecting rod 70, and the connecting shaft 74 is used to be rotatably connected with the adjusting screw 13; the connecting rod 70 is inserted into the grooved locking cover 12, so that the bearing seat 7 can be adjusted and fixed with the grooved locking cover 12. An oil guide groove 72 is provided on the inner side of the bearing seat 7, and the oil guide groove 72 is arranged in an annular shape, and the oil guide groove 72 is arranged in alignment with the oil inlet hole 101, and a threaded hole 71 is provided on the side of the bearing seat 7, and the threaded hole 71 is communicated with the oil guide groove 72; this structure is convenient for replenishing lubricating oil between the inner ring 2 and the outer ring 1 of the bearing through the oil nozzle 8.

[0049] like Figure 6 As shown, a positioning hole 92 is provided on the side of the eccentric sleeve 9, and the positioning hole 92 is used to install the set screw 10. A collar 91 is provided on the side of the eccentric sleeve 9 facing the inner ring 2, and the outer diameter of the connecting ring 23 close to the eccentric sleeve 9 is larger than the outer diameter of the end away from the eccentric sleeve 9, and the collar 91 is sleeved on the connecting ring 23; this structure is convenient for the eccentric sleeve 9 to be installed on the inner ring 2 of the bearing.

[0050] like Figure 2 As shown, two pairs of connecting feet 121 are symmetrically provided on both sides of the slot-shaped locking cover 12, and connecting holes 122 are provided on the connecting feet 121; the cooperation between the connecting feet 121 and the connecting holes 122 is convenient for fixing the position of the slot-shaped locking cover 12 by bolts.

[0051] like Figure 1 As shown, two retainers 5 are symmetrically arranged between the inner ring 2 and the outer ring 1 along both sides of the ball 3, and the two retainers 5 are connected by rivets 6; the retainers 5 can stabilize the position of the ball 3 and facilitate the use of the ball 3.

[0052] like Figure 1 and Figure 5 As shown, a sealing groove 73 is provided on the inner side of the bearing seat 7 close to the eccentric sleeve 9, and the sealing groove 73 is connected to the second sealing ring 11, and the bottom end of the second sealing ring 11 is inserted into the inner side of the corresponding installation groove 22; this structure is convenient for installing the second sealing ring 11, and is also convenient for sealing between the inner side of the bearing seat 7 and the outer side of the bearing inner ring 2 through the second sealing ring 11.

[0053] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A bearing for a launch platform with an eccentric locking mechanism, comprising an outer ring (1) and an inner ring (2), characterized in that: A plurality of balls (3) are arranged between the outer ring (1) and the inner ring (2), and a first sealing ring (4) is arranged between the outer ring (1) and the inner ring (2) along both sides of the balls (3); a connecting ring (23) is arranged at one end of the inner ring (2), and the connecting ring (23) is connected to an eccentric sleeve (9), and a set screw (10) is arranged on the side of the eccentric sleeve (9); the outer ring (1) is connected to a bearing seat (7), and a grooved locking cover (12) is connected to the bottom of the bearing seat (7) for adjusting and locking the bearing position, and an adjusting screw (13) is arranged at the bottom end of the grooved locking cover (12), and one end of the adjusting screw (13) facing the bearing seat (7) is rotatably connected to the bearing seat (7); an oil nozzle (8) is installed at the top end of the bearing seat (7), and the oil nozzle (8) is communicated with the space between the inner ring (2) and the outer ring (1).

2. A launch platform bearing with an eccentric locking mechanism according to claim 1, characterized in that: An oil inlet hole (101) is provided on the side of the outer ring (1), and an oil inlet groove (103) is provided on the inner side of the outer ring (1). The oil inlet groove (103) is an annular structure, and the oil inlet groove (103) is communicated with the oil inlet hole (101); a first groove (102) is provided on the inner side of the outer ring (1).

3. A launch platform bearing with an eccentric locking mechanism according to claim 2, characterized in that: A second groove (21) is provided on the outer side surface of the inner ring (2), and the second groove (21) is aligned with the first groove (102) and is used to install the ball (3). The inner ring (2) is provided with installation grooves (22) along both sides of the first groove (102).

4. A launch platform bearing with an eccentric locking mechanism according to claim 2, characterized in that: A connecting rod (70) is provided at the bottom end of the bearing seat (7), and a connecting shaft (74) is provided at the bottom of the connecting rod (70), and the connecting shaft (74) is used to be rotatably connected to the adjusting screw (13); the connecting rod (70) is inserted into the groove-shaped locking cover (12), and an oil guide groove (72) is provided on the inner side of the bearing seat (7), and the oil guide groove (72) is arranged in an annular shape, and the oil guide groove (72) is aligned with the oil inlet hole (101), and a threaded hole (71) is provided on the side of the bearing seat (7), and the threaded hole (71) is communicated with the oil guide groove (72).

5. A launch platform bearing with an eccentric locking mechanism according to claim 1, characterized in that: A positioning hole (92) is provided on the side of the eccentric sleeve (9), and a collar (91) is provided on the side of the eccentric sleeve (9) facing the inner ring (2). The outer diameter of the connecting ring (23) at one end close to the eccentric sleeve (9) is larger than the outer diameter at one end away from the eccentric sleeve (9), and the collar (91) is sleeved on the connecting ring (23).

6. A launch platform bearing with an eccentric locking mechanism according to claim 1, characterized in that: Two pairs of connecting feet (121) are symmetrically arranged on both sides of the groove-shaped locking cover (12), and connecting holes (122) are arranged on the connecting feet (121).

7. A launch platform bearing with an eccentric locking mechanism according to any one of claims 1 to 6, characterized in that: Two retaining frames (5) are symmetrically arranged between the inner ring (2) and the outer ring (1) along the two sides of the ball (3), and the two retaining frames (5) are connected by rivets (6).

8. A launch platform bearing with an eccentric locking mechanism according to claim 3, characterized in that: A sealing groove (73) is provided on the inner side of the bearing seat (7) near the eccentric sleeve (9), and the sealing groove (73) is connected to a second sealing ring (11), and the bottom end of the second sealing ring (11) is inserted into the inner side of the corresponding mounting groove (22).

Images