Bearing for automobile electric seat motor

Abstract

The utility model relates to the technical field of automobile electric seats, in particular to a bearing for an automobile electric seat motor, which comprises a bearing base body, a groove body structure is arranged in the center of the bearing base body, and the groove body structure consists of a mounting groove, a top chamfer part and a low chamfer part. A mounting groove with the two ends penetrating through is formed in the center of the interior of the bearing base body, a top chamfering part is arranged at the top end of the mounting groove, a low chamfering part is arranged at the bottom end of the mounting groove, and four sets of oil guide structures are further arranged in the bearing base body. According to the utility model, a large wide-mouth structure of the top chamfer part and the low chamfer part is utilized, so that the bearing is relatively convenient to sleeve, and the mounting difficulty of the bearing is reduced; meanwhile, by means of the chamfer design of the bottom outer chamfer, the middle outer chamfer and the top outer chamfer, edge burrs on the outer surface of the bearing are avoided, and the phenomenon that the bearing is scratched in the using process is avoided; when the bearing is used, the flow guide function of lubricating oil is achieved through the oil guide structure.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile electric seats, in particular to a bearing for an automobile electric seat motor. Background Art

[0002] As a means of transportation for people, cars have become widely popular in recent years with the improvement of material living standards. When driving a car, seats are parts that consumers pay great attention to, especially driving seats, which have not only comfort design requirements but also safety design requirements. Car electric seats need to use motors when driving, and motors use bearings when working.

[0003] The existing bearings are not easy to be assembled during installation, which increases the labor intensity during bearing installation; and the existing bearings have burrs or sharp edges, which are prone to scratches; at the same time, the two sides or outer rings of the existing bearings generally fit the parts after installation, which makes lubrication more complicated, thus causing great trouble to people's use. Utility Model Content

[0004] The purpose of the utility model is to provide a bearing for an automobile electric seat motor, so as to solve the problems in the above-mentioned background technology that the bearing is difficult to be mounted, is prone to scratches, and is cumbersome to slide.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bearing for an automobile electric seat motor, comprising a bearing base, a groove body structure is arranged at the central part of the bearing base, and the groove body structure is composed of a mounting groove, a top chamfered portion and a low chamfered portion, a mounting groove with two ends passing through is arranged at the central position inside the bearing base, and a top chamfered portion is arranged at the top of the mounting groove, and the chamfering specification of the top chamfered portion is C0.4, and a low chamfered portion is arranged at the bottom of the mounting groove, and the chamfering specification of the low chamfered portion is C0.2; four groups of oil guide structures are also arranged inside the bearing base, and the oil guide structure facilitates the diversion of the lubricating oil.

[0006] Preferably, the edges of the bottom, middle and top of the bearing base are respectively provided with a bottom outer chamfer, a middle outer chamfer and a top outer chamfer, and the bottom outer chamfer, the middle outer chamfer and the top outer chamfer are used to prevent the bearing from being scratched.

[0007] Preferably, the chamfer specifications of the bottom outer chamfer, the middle outer chamfer and the top outer chamfer are C0.2, C0.4 and C0.3 respectively, and a middle inner chamfer is provided on the surface of the bearing base and on one side of the middle outer chamfer, and the chamfer specification of the middle inner chamfer is R0.3.

[0008] Preferably, the oil guide structure is composed of longitudinal guide grooves, transverse guide grooves and plug covers, and four groups of longitudinal guide grooves are provided. The four groups of longitudinal guide grooves are vertically opened inside the bearing base, and the angle between adjacent longitudinal guide grooves is ninety degrees.

[0009] Preferably, four groups of transverse guide grooves are provided, and the four groups of transverse guide grooves are transversely opened inside the bearing base, and the angle between adjacent transverse guide grooves is ninety degrees, and the transverse guide grooves are connected to the longitudinal guide grooves.

[0010] Preferably, both ends of the longitudinal guide groove and one end of the transverse guide groove are filled with plug covers, and the plane or arc surface of the outer surface of the plug cover coincides with the plane or arc surface of the outer surface of the bearing base.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the bearing for the automobile electric seat motor is provided with a top chamfer and a low chamfer at the upper and lower ends of the mounting groove respectively, and the large wide-mouth structure of the top chamfer and the low chamfer is utilized, so that the bearing is convenient to install during assembly, and the difficulty of installing the bearing is reduced; at the same time, a bottom outer chamfer, a middle outer chamfer and a top outer chamfer are provided on the outer surface of the bearing base, and the chamfer design of the bottom outer chamfer, the middle outer chamfer and the top outer chamfer is utilized, so that the outer surface of the bearing will not have sharp edge burrs, and the phenomenon of scratching when the bearing is used is avoided; when the bearing is used, the diversion function of the lubricating oil is realized by the oil guide structure. When the oil guide structure is implemented, the plug cover is removed to divert the lubricating oil through the longitudinal guide groove and the transverse guide groove, so as to lubricate the fitting parts of the two side surfaces or the outer ring of the bearing base, and the lubrication function is avoided to be difficult to realize after the bearing is installed. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the top structure of the utility model.

[0015] In the figure: 1. bearing base; 11. bottom outer chamfer; 12. middle outer chamfer; 13. top outer chamfer; 14. middle inner chamfer; 2. slot structure; 21. mounting slot; 22. top chamfer; 23. low chamfer; 3. oil guide structure; 31. longitudinal guide groove; 32. transverse guide groove; 33. plug cover. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" 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 directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0017] The utility model provides a bearing structure for an automobile electric seat motor. Figure 1 as well as Figure 2 As shown, it includes a bearing base 1, and the edges of the bottom, middle and top of the bearing base 1 are respectively provided with a bottom outer chamfer 11, a middle outer chamfer 12 and a top outer chamfer 13, the bottom outer chamfer 11, the middle outer chamfer 12 and the top outer chamfer 13 are used to prevent the bearing from being scratched, and the chamfer specifications of the bottom outer chamfer 11, the middle outer chamfer 12 and the top outer chamfer 13 are C0.2, C0.4 and C0.3 respectively, and a middle inner chamfer is provided on the surface of the bearing base 1 and on one side of the middle outer chamfer 12 14, the chamfering specification of the middle inner chamfer 14 is R0.3, a groove structure 2 is arranged at the central part of the bearing base 1, and the groove structure 2 is composed of a mounting groove 21, a top chamfered portion 22 and a low chamfered portion 23, a mounting groove 21 with two ends passing through is arranged at the central position inside the bearing base 1, and a top chamfered portion 22 is arranged at the top end of the mounting groove 21, and the chamfering specification of the top chamfered portion 22 is C0.4, and a low chamfered portion 23 is arranged at the bottom end of the mounting groove 21, and the chamfering specification of the low chamfered portion 23 is C0.2.

[0018] During implementation, by respectively providing a top chamfer 22 and a low chamfer 23 at the upper and lower ends of the mounting groove 21, and utilizing the large wide-mouth structure of the top chamfer 22 and the low chamfer 23, the bearing is convenient to install, thereby reducing the difficulty of installing the bearing; at the same time, by providing a bottom outer chamfer 11, a middle outer chamfer 12 and a top outer chamfer 13 on the outer surface of the bearing base 1, and utilizing the chamfer design of the bottom outer chamfer 11, the middle outer chamfer 12 and the top outer chamfer 13, the outer surface of the bearing will not have sharp edge burrs, thereby avoiding scratches on the bearing during use.

[0019] Furthermore, if Figure 2 as well as Figure 3As shown, four groups of oil guide structures 3 are also provided inside the bearing base 1, and the oil guide structures 3 facilitate the diversion of the lubricating oil. The oil guide structures 3 are composed of longitudinal guide grooves 31, transverse guide grooves 32 and plug covers 33. Four groups of longitudinal guide grooves 31 are provided, and the four groups of longitudinal guide grooves 31 are vertically opened inside the bearing base 1, and the angle between adjacent longitudinal guide grooves 31 is ninety degrees. Four groups of transverse guide grooves 32 are provided, and the four groups of transverse guide grooves 32 are transversely opened inside the bearing base 1, and the angle between adjacent transverse guide grooves 32 is ninety degrees, and the transverse guide grooves 32 are connected with the longitudinal guide grooves 31. Both ends of the longitudinal guide groove 31 and one end of the transverse guide groove 32 are filled with plug covers 33, and the plane or arc surface of the outer surface of the plug cover 33 coincides with the plane or arc surface of the outer surface of the bearing base 1.

[0020] During implementation, the oil guiding structure 3 is used to realize the guiding function of the lubricating oil. When the oil guiding structure 3 is implemented, the plug cover 33 is removed so that the lubricating oil is guided through the longitudinal guiding groove 31 and the transverse guiding groove 32, thereby lubricating the fitting parts of the two side surfaces or the outer ring of the bearing base 1, avoiding the difficulty in realizing the lubrication function after the bearing is installed.

[0021] Working principle: When in use, by respectively providing a top chamfer 22 and a low chamfer 23 at the upper and lower ends of the mounting groove 21, and utilizing the large wide-mouth structure of the top chamfer 22 and the low chamfer 23, the bearing is convenient to install, thereby reducing the difficulty of installing the bearing; at the same time, by providing a bottom outer chamfer 11, a middle outer chamfer 12 and a top outer chamfer 13 on the outer surface of the bearing base 1, and utilizing the chamfer design of the bottom outer chamfer 11, the middle outer chamfer 12 and the top outer chamfer 13, the outer surface of the bearing will not have sharp edge burrs, thereby avoiding scratches on the bearing when in use.

[0022] When the bearing is in use, the oil guiding structure 3 is used to realize the diversion function of the lubricating oil. When the oil guiding structure 3 is implemented, the plug cover 33 is removed to divert the lubricating oil through the longitudinal guide groove 31 and the transverse guide groove 32, thereby lubricating the fitting parts of the two side surfaces or the outer ring of the bearing base 1, avoiding the difficulty in realizing the lubrication function after the bearing is installed, and finally completing the use of the bearing.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A bearing for an automobile electric seat motor, comprising a bearing base (1), characterized in that: A groove structure (2) is arranged at the central part of the bearing base (1), and the groove structure (2) is composed of a mounting groove (21), a top chamfered portion (22) and a low chamfered portion (23); a mounting groove (21) with two ends passing through is arranged at the central position inside the bearing base (1), and a top chamfered portion (22) is provided at the top end of the mounting groove (21), and the chamfering specification of the top chamfered portion (22) is C0.4; a low chamfered portion (23) is provided at the bottom end of the mounting groove (21), and the chamfering specification of the low chamfered portion (23) is C0.2; four groups of oil guide structures (3) are also arranged inside the bearing base (1), and the oil guide structures (3) facilitate the flow diversion of lubricating oil.

2. The bearing for an automobile electric seat motor according to claim 1, characterized in that: The edges of the bottom, middle and top of the bearing base (1) are respectively provided with a bottom outer chamfer (11), a middle outer chamfer (12) and a top outer chamfer (13), and the bottom outer chamfer (11), the middle outer chamfer (12) and the top outer chamfer (13) are used to prevent the bearing from being scratched.

3. The bearing for an automobile electric seat motor according to claim 2, characterized in that: The chamfer specifications of the bottom outer chamfer (11), the middle outer chamfer (12) and the top outer chamfer (13) are C0.2, C0.4 and C0.3 respectively. A middle inner chamfer (14) is provided on the surface of the bearing base (1) and located on one side of the middle outer chamfer (12). The chamfer specification of the middle inner chamfer (14) is R0.

3.

4. The bearing for an automobile electric seat motor according to claim 1, characterized in that: The oil guide structure (3) is composed of a longitudinal guide groove (31), a transverse guide groove (32) and a plug cover (33). Four groups of longitudinal guide grooves (31) are provided. The four groups of longitudinal guide grooves (31) are vertically opened inside the bearing base (1), and the angle between adjacent longitudinal guide grooves (31) is ninety degrees.

5. The bearing for an automobile electric seat motor according to claim 4, characterized in that: Four groups of transverse guide grooves (32) are provided, and the four groups of transverse guide grooves (32) are transversely opened inside the bearing base (1), and the angle between adjacent transverse guide grooves (32) is ninety degrees, and the transverse guide grooves (32) are interconnected with the longitudinal guide grooves (31).

6. The bearing for an automobile electric seat motor according to claim 5, characterized in that: Both ends of the longitudinal guide groove (31) and one end of the transverse guide groove (32) are filled with plug covers (33), and the plane or arc surface of the outer surface of the plug cover (33) overlaps with the plane or arc surface of the outer surface of the bearing base (1).

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