CN214698865U - Universal joint bearing seat - Google Patents

Abstract

The utility model discloses an universal joint bearing frame mainly includes bearing frame body etc. bearing frame body both sides have bilateral symmetry's bolt hole, bolt installation face, bearing frame installation face respectively, bearing frame body central point puts into the blind hole structure, has bearing needle installation face, gasket installation face, oil blanket installation face in the blind hole, and bearing frame body bilateral symmetry sets up direction installation face A, direction installation face B respectively, and the back of bearing frame body has two longitudinal symmetry's protruding mesa A of axial and protruding mesa B of axial. The utility model discloses under the condition that there is certain angle at transmission shaft yoke direction installation face, realized bearing frame product assembly, no longer need to impress the universal joint axle sleeve into the bearing frame hole of taking certain angle installation face and make up into the bearing frame, simple structure has reduced the processing degree of difficulty, reduces the cost of manufacture, has improved product structural strength and performance and product assembly efficiency; the bearing pedestal structure has high integration degree and is suitable for low-speed heavy-load occasions.

Description

Universal joint bearing seat

Technical Field

The utility model relates to a field of universal joint, concretely relates to universal joint bearing frame.

Background

The utility model discloses a wing bearing seat structure, including the axle sleeve body and locating the wing cover body on it and forming an organic whole, prior art publication No. CN200520101716.7 utility model discloses. Meanwhile, the outer end face of the end part of the shaft sleeve body is provided with a plurality of convex bodies, and the shaft sleeve body and the wing-shaped sleeve body are integrated. In the prior art, under the condition that a certain angle exists on the guide mounting surface of the transmission shaft yoke, the bearing seat cannot be assembled. The universal joint shaft sleeve is pressed into a bearing seat inner hole with a mounting surface with a certain angle to form a bearing seat, wherein the machining precision of the outer diameter of the shaft sleeve and the surface of the bearing seat inner hole is high, and the machining is difficult, so that the machining difficulty is high, and the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of prior art existence, and provide a universal joint bearing frame.

The purpose of the utility model is accomplished through following technical scheme: the universal joint bearing seat mainly comprises a bearing seat body, a gasket mounting surface, a roller pin mounting surface, an oil seal mounting surface, an axial convex table surface A, a bolt hole A, a tool withdrawal groove A, a guide mounting surface B, an axial convex table surface B, a bolt hole B, a bearing seat mounting surface A, a bolt mounting surface B, a tool withdrawal groove B and a bearing seat mounting surface B, wherein bolt holes A and bolt holes B which are bilaterally symmetrical are respectively arranged on two sides of the bearing seat body, one side surfaces of the bolt holes A and the bolt holes B are respectively the bolt mounting surface A and the bolt mounting surface B, the other side surfaces of the bolt holes A and the bolt holes B are respectively the bearing seat mounting surface B and the bearing seat mounting surface A, the center of the bearing seat body is in a blind hole structure, the circumferential surface of each blind hole is the roller pin mounting surface, the bottom surface of each blind hole is the gasket mounting surface, and the orifice of each blind hole is the oil seal mounting surface, the bearing seat body is bilaterally symmetrical and is respectively provided with a guide mounting surface A and a guide mounting surface B, the joints of the guide mounting surface A, the guide mounting surface B, the bearing seat mounting surface B and the bearing seat mounting surface A are respectively provided with a tool withdrawal groove B and a tool withdrawal groove A, and the back surface of the bearing seat body is provided with two axial convex table surfaces A and axial convex table surfaces B which are vertically symmetrical.

The axial convex table surface A and the axial convex table surface B are in a quadrangular and circular shape.

The range of the guide mounting angle a of the guide mounting surface A and the guide mounting surface B is within 5 degrees.

The utility model has the advantages that: the utility model discloses under the condition that there is certain angle at transmission shaft yoke direction installation face, realized bearing frame product assembly, no longer need to push the universal joint axle sleeve into the bearing frame hole of taking certain angle installation face and make up into the bearing frame, simple structure has reduced the processing degree of difficulty, reduces the cost of manufacture, simplifies product technology and assembly process, has improved product structural strength and performance and product assembly efficiency; the bearing pedestal structure has high integration degree, is suitable for low-speed heavy-load occasions, and is easy to popularize and use.

Drawings

Fig. 1 is a schematic diagram of a combination of the prior art.

Fig. 2 is a schematic diagram of an original bearing sleeve in the prior art.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a sectional view of the structure of the bearing seat body of the present invention.

Fig. 6 is a schematic view of the direction K in fig. 5.

Fig. 7 is a sectional view of the bearing seat body of the present invention.

Description of reference numerals: the bearing seat comprises a bearing seat body 1, a gasket mounting surface 2, a needle roller mounting surface 3, an oil seal mounting surface 4, an axial convex table surface A5, a bolt hole A6, a relief groove A7, a guide mounting surface A8, a guide mounting surface B9, an axial convex table surface B10, a bolt hole B11, a bearing seat mounting surface A12, a bolt mounting surface A13, a bolt mounting surface B14, a relief groove B15, a bearing seat mounting surface B16, a primary bearing sleeve 101 and a primary bearing sleeve 102.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

example (b): as shown in the attached drawings, the universal joint bearing seat mainly comprises a bearing seat body 1, a gasket mounting surface 2, a needle roller mounting surface 3, an oil seal mounting surface 4, an axial convex table surface A5, a bolt hole A6, a relief groove A7, a guide mounting surface A8, a guide mounting surface B9, an axial convex table surface B10, a bolt hole B11, a bearing seat mounting surface A12, a bolt mounting surface A13, a bolt mounting surface B14, a relief groove B15 and a bearing seat mounting surface B16, wherein bolt holes A6 and bolt holes B11 which are bilaterally symmetrical are respectively arranged on two sides of the bearing seat body 1, one side surfaces of the bolt holes A6 and the bolt holes B11 are respectively a bolt mounting surface A13 and a bolt mounting surface B14, the other side surfaces of the bolt holes A6 and the bolt holes B11 are respectively a bearing seat mounting surface B16 and a bearing seat mounting surface A12, the center position of the main body of the bearing seat body 1 is in a blind hole 17 structure, the circumference surface of the blind hole 17 is the needle roller pin 3, the bottom surface of the gasket 2 is the gasket 2, the orifice of the blind hole 17 is an oil seal mounting surface 4, the bearing seat body 1 is bilaterally symmetrically provided with a guide mounting surface A8 and a guide mounting surface B9, and the guide mounting angles a of the guide mounting surface A8 and the guide mounting surface B9 are within 5 degrees. Thereby the assembly of bearing frame product under the condition that transmission shaft yoke direction mounting surface area certain installation angle a has been solved. The guide mounting surface A8, the guide mounting surface B9, the bearing seat mounting surface B16 and the bearing seat mounting surface A12 are respectively provided with a tool withdrawal groove B15 and a tool withdrawal groove A7 at the connection positions, and the size of the tool withdrawal groove is determined according to the situation. The back of the bearing seat body 1 is provided with two axial boss surfaces A5 and B10 which are symmetrical up and down. The axial boss surface A5 and the axial boss surface B10 are quadrangular and circular, and the sizes of the axial boss surface A5 and the axial boss surface B10 are determined according to the situation.

It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.

Claims (2)

1. A universal joint bearing block characterized in that: the bearing seat mainly comprises a bearing seat body (1), a gasket mounting surface (2), a roller pin mounting surface (3), an oil seal mounting surface (4), an axial convex table surface A (5), a bolt hole A (6), a tool withdrawal groove A (7), a guide mounting surface A (8), a guide mounting surface B (9), an axial convex table surface B (10), a bolt hole B (11), a bearing seat mounting surface A (12), a bolt mounting surface A (13), a bolt mounting surface B (14), a tool withdrawal groove B (15) and a bearing seat mounting surface B (16), wherein the bolt hole A (6) and the bolt hole B (11) are bilaterally symmetrical on two sides of the bearing seat body (1), one side surfaces of the bolt hole A (6) and the bolt hole B (11) are respectively the bolt mounting surface A (13) and the bolt mounting surface B (14), and the other side surfaces of the bolt hole A (6) and the bolt hole B (11) are respectively the bearing seat mounting surface B (16), Bearing frame installation face A (12), bearing frame body (1) main part central point puts into blind hole (17) structure, blind hole (17) circumference surface is kingpin installation face (3), blind hole (17) bottom surface is gasket installation face (2), blind hole (17) drill way is oil blanket installation face (4), bearing frame body (1) bilateral symmetry sets up direction installation face A (8) respectively, direction installation face B (9), direction installation face A (8), direction installation face B (9) and bearing frame installation face B (16), bearing frame installation face A (12) junction has tool withdrawal groove B (15) respectively, tool withdrawal groove A (7), the back of bearing frame body (1) has axial boss face A (5) and axial boss face B (10) of two longitudinal symmetries.

2. The gimbal bearing block according to claim 1, wherein: the guide mounting angles a of the guide mounting surface A (8) and the guide mounting surface B (9) are within 5 degrees.

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