Bearing fixing seat for lead screw

Abstract

The utility model relates to the technical field of screw rod bearing clamps, in particular to a bearing fixing seat for a screw rod, which comprises a base, and a bearing lower mounting groove for mounting a bearing is arranged on the upper end face of the base; the upper cover is arranged above the base; the lower end face of the upper cover is provided with a bearing upper installation groove used for installing a bearing, and the bearing upper installation groove and the bearing lower installation groove are matched to jointly form a space for containing the bearing. A U-shaped notch is formed in the surface layer of the upper cover, the U-shaped notch is communicated with the outside and the bearing lower mounting groove, and an adjusting assembly is arranged at the U-shaped notch; the adjusting assembly comprises a supporting seat fixed at the upper end of the upper cover, an adjusting screw rod in threaded connection with the supporting seat is arranged on the supporting seat, an adjusting fixing plate is arranged at the lower end of the adjusting screw rod, and the U-shaped notch can be filled with the adjusting fixing plate; the fixing base can be adjusted according to bearings of different models and specifications, the size and width of the space for containing the bearings are changed through the adjusting assembly, and therefore the bearings of different diameters can be fixed conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of screw rod bearing fixtures, in particular to a bearing fixing seat for a screw rod. Background Art

[0002] As a mechanical part, bearings are mainly used to support mechanical rotating bodies, reduce the friction coefficient during movement, and ensure the normal operation of the shaft. During the installation of bearings, a screw bearing fixing seat is required to fix them. The existing screw bearing fixing seat has a very small application range. One screw bearing fixing seat is only suitable for fixing bearings of one size. That is, it is impossible to adjust and fix bearings of different sizes. Utility Model Content

[0003] The utility model aims to overcome the above-mentioned shortcomings and provide a technical solution that can solve the above-mentioned problems.

[0004] A bearing fixing seat for a screw rod comprises a base, an upper end surface of the base is provided with a bearing lower mounting groove for mounting the bearing; an upper cover, the upper cover is arranged above the base; an upper bearing mounting groove for mounting the bearing is provided on the lower end surface of the upper cover, the bearing upper mounting groove and the bearing lower mounting groove cooperate to form a space for accommodating the bearing; one side of the upper cover is hinged to the base, and the other side is connected by a locking assembly; a U-shaped notch is provided on the surface of the upper cover, the U-shaped notch connects the outside and the bearing lower mounting groove, and an adjustment assembly that can adjust the size of the bearing accommodating space is provided at the U-shaped notch; the adjustment assembly comprises a support seat fixed to the upper end of the upper cover, the support seat is provided with an adjustment screw threadedly connected to the support seat, the lower end of the adjustment screw is provided with an adjustment fixing plate, the adjustment fixing plate is U-shaped and can be filled in the U-shaped notch.

[0005] Furthermore, a positioning hole is provided at the upper end of the adjusting fixing plate for being sleeved with the adjusting screw, the positioning hole is set as a mouth, and an insertion gap is provided at the upper end of the positioning hole, and a protruding block is provided at the lower end of the adjusting screw for being accommodated in the positioning hole.

[0006] Furthermore, a U-shaped opening is provided on the inner side of the base, an elastic member is assembled in the U-shaped opening, a buffer plate is provided on the upper end of the elastic member, the buffer plate is U-shaped and can be filled in the U-shaped opening.

[0007] Furthermore, the lower mounting groove of the bearing, the upper mounting groove of the bearing, the adjusting and fixing plate, and the inner wall of the buffer plate are all provided with a rubber layer.

[0008] Furthermore, a rotating shaft is inserted between one side of the upper cover and the base front and back, and the upper cover can rotate around the rotating shaft.

[0009] Furthermore, screw holes are matched between the other side of the upper cover and the base, and the upper cover and the base can be assembled fastened by screws.

[0010] The beneficial effect of the utility model is that the fixing seat can be adjusted for bearings of different models and specifications, and the size and width of the space for accommodating the bearing can be changed by adjusting the components, so that it is convenient to fix bearings of different diameters.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram showing the structure of the utility model when the cover is closed.

[0013] Figure 2 It is a schematic diagram showing the structure of the utility model.

[0014] Figure 3 A schematic diagram of the structure is shown for the adjustment component.

[0015] The reference numerals in the figure are: base-1, lower mounting groove of the bearing-101, upper cover-2, upper mounting groove of the bearing-201, U-shaped notch-202, adjustment component-3, support seat-301, adjustment screw-302, adjustment fixing plate-303, positioning hole-304, insertion gap-305, protrusion block-306, U-shaped opening-102, elastic member-103, buffer plate-104, rubber layer-5, rotating shaft-6, screw hole-7. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figures 1 to 3The utility model includes a base 1, the upper end surface of the base 1 is provided with a bearing lower mounting groove 101 for mounting a bearing; an upper cover 2, the upper cover 2 is arranged above the base 1; the lower end surface of the upper cover 2 is provided with a bearing upper mounting groove 201 for mounting a bearing, and the bearing upper mounting groove 201 cooperates with the bearing lower mounting groove 101 to form a space for accommodating a bearing; one side of the upper cover 2 is hinged to the base 1, and the other side is connected by a locking assembly; a U-shaped notch is provided on the surface of the upper cover 2, the U-shaped notch communicates with the outside and the bearing lower mounting groove 101, and an adjustment component 3 that can adjust the size of the bearing accommodating space is provided at the U-shaped notch; the adjustment component 3 includes a support seat 301 fixed to the upper end of the upper cover 2, the support seat 301 is provided with an adjusting screw 302 threadedly connected thereto, and the lower end of the adjusting screw 302 is provided with an adjusting fixing plate 303, and the adjusting fixing plate 303 is U-shaped and can be filled in the U-shaped notch.

[0018] The structure is mainly used for fixing bearings, and the structure is divided into a base 1 and an upper cover 2 assembled on the upper end of the base 1. A rotating shaft 6 is inserted between one side of the upper cover 2 and the base 1 in the front and back, and the upper cover 2 can rotate around the rotating shaft 6. The upper cover 2 and the base 1 are hinged by the rotating shaft 6, that is, the upper cover 2 rotates, and a screw hole 7 is matched between the other side of the upper cover 2 and the base 1, and the assembly of the upper cover 2 and the base 1 can be fastened by screws, that is, one end of the upper cover 2 and the base 1 can rotate, and the other end can be assembled and fixed. The bearing body to be fixed can be placed in this design structure.

[0019] On this basis, in order to achieve the ability to fix bearings of different models and specifications, a U-shaped notch is provided on the surface of the upper cover 2, the U-shaped notch is connected to the outside and the lower mounting groove 101 of the bearing, and an adjustment component 3 that can adjust the size of the bearing space is provided at the U-shaped notch. Specifically, the adjustment component 3 includes a support seat 301 fixed to the upper end of the upper cover 2, an adjustment screw 302 threadedly connected to the support seat 301 is provided, and an adjustment fixing plate 303 is provided at the lower end of the adjustment screw 302. The adjustment fixing plate 303 is U-shaped and can be filled in the U-shaped notch. At the same time, the upper end of the adjusting fixing plate 303 is provided with a positioning hole 304 which is sleeved with the adjusting screw 302. The positioning hole 304 is set as a mouth and an insertion gap 305 is provided at the upper end. The lower end of the adjusting screw 302 is provided with a protruding block 306 accommodated in the positioning hole 304. The principle of this structural design is that when placing bearings of different specifications and models, the adjusting fixing plate 303 at the lower end is squeezed downward by the adjusting screw 302, so that the adjusting fixing plate 303 extends into the space accommodating the bearing and contacts the bearing therein for squeezing until it is fixed.

[0020] At the same time, a U-shaped opening is provided on the inner side of the base 1, and an elastic member 103 is assembled in the U-shaped opening. A buffer plate 104 is provided on the upper end of the elastic member 103. The buffer plate 104 is U-shaped and can be filled in the U-shaped opening. The buffer plate 104 mainly functions to fix the bearing with reaction force. This structure facilitates the compression of the larger model and specification of the bearing when the upper cover 2 and the base 1 are assembled, and in the process of adjusting the fixing plate 303 to press down, the fixing plate 303 and the buffer plate 104 are adjusted to fix the bearing.

[0021] The inner walls of the lower bearing mounting groove 101, the upper bearing mounting groove 201, the adjusting fixing plate 303 and the buffer plate 104 are all provided with a rubber layer 5, and the rubber layer 5 is mainly provided to avoid wear on the surface of the bearing.

[0022] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiments according to the technology of the utility model, which does not depart from the content of the technical solution of the utility model, belongs to the scope of the technical solution of the utility model.

Claims

1. A bearing fixing seat for a screw rod, characterized in that: include A base (1), wherein the upper end surface of the base (1) is provided with a bearing lower mounting groove (101) for mounting a bearing; An upper cover (2), the upper cover (2) being arranged above the base (1); a bearing upper mounting groove (201) for mounting a bearing is provided on a lower end surface of the upper cover (2); the bearing upper mounting groove (201) cooperates with the bearing lower mounting groove (101) to form a space for accommodating the bearing; One side of the upper cover (2) is hinged to the base (1), and the other side is connected via a locking assembly; a U-shaped notch is provided on the surface of the upper cover (2), the U-shaped notch communicates with the outside and the lower mounting groove (101) of the bearing, and an adjustment assembly (3) capable of adjusting the size of the bearing space is provided at the U-shaped notch; The adjustment assembly (3) comprises a support base (301) fixed to the upper end of the upper cover (2); an adjustment screw (302) threadedly connected to the support base (301) is provided; an adjustment fixing plate (303) is provided at the lower end of the adjustment screw (302); the adjustment fixing plate (303) is U-shaped and can be filled in the U-shaped notch.

2. The bearing fixing seat for a screw rod according to claim 1, characterized in that: The upper end of the adjusting fixing plate (303) is provided with a positioning hole (304) sleeved with the adjusting screw (302); the positioning hole (304) is configured as a mouth and has an insertion gap (305) at the upper end; the lower end of the adjusting screw (302) is provided with a protruding block (306) accommodated in the positioning hole (304).

3. The bearing fixing seat for a screw rod according to claim 1, characterized in that: A U-shaped opening is provided on the inner side of the base (1), an elastic member (103) is assembled in the U-shaped opening, a buffer plate (104) is provided on the upper end of the elastic member (103), and the buffer plate (104) is U-shaped and can be filled in the U-shaped opening.

4. The bearing fixing seat for a screw rod according to claim 3, characterized in that: The inner walls of the lower bearing installation groove (101), the upper bearing installation groove (201), the adjustment fixing plate (303) and the buffer plate (104) are all provided with a rubber layer (5).

5. The bearing fixing seat for a screw rod according to claim 1, characterized in that: A rotating shaft (6) is inserted between one side of the upper cover (2) and the base (1) in a front-to-back manner, and the upper cover (2) can rotate around the rotating shaft (6).

6. The bearing fixing seat for a screw rod according to claim 1, characterized in that: A screw hole (7) is matched between the other side of the upper cover (2) and the base (1), and the upper cover (2) and the base (1) can be assembled fastened by screws.

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