CN210440464U

CN210440464U - Bearing structure with swivel seat

Info

Publication number: CN210440464U
Application number: CN201921467521.2U
Authority: CN
Inventors: 吕仲林
Original assignee: Xinnuo Bearing Factory Of Xinchang County
Current assignee: Xinnuo Bearing Factory Of Xinchang County
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-01
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a bearing field specifically is a bearing structure with swivel seat, the chassis upper surface encircles the welding and is provided with four group's spouts, and the spout bottom surface all has the rack through the mounting screw, the cooperation rack is installed in the meshing of rack upper surface, and cooperates the rack top and be provided with the contained side piece through the connecting rod welding, be provided with the clamp plate in the spout of contained side piece top, and clamp plate upper surface welding is provided with three travelers of group, and the traveller all link up the spout upper surface and sets up, the traveller outer loop is around being provided with compression spring, and compression spring sets up between internal face and the clamp plate upper surface above the spout, chassis central authorities are installed perpendicularly and are provided with the jackpost, and all install extension spring through the couple between bearing and the cooperation rack. The device can remove the clamping and positioning of the bearing in the device by the clamping blocks sliding outwards along the sliding grooves, so that the bearings with different sizes can be conveniently replaced, and the adaptive capacity of the device is improved.

Description

Bearing structure with swivel seat

Technical Field

The utility model relates to a bearing technical field specifically is a bearing structure with swivel seat.

Background

The spherical outside bearing with a seat is a bearing unit which combines a rolling bearing and a bearing seat. Most of the outer spherical bearings are spherical outside and are installed together with an inlet bearing seat with a spherical inner hole, so that the structure is diversified, and the universality and the interchangeability are good. Meanwhile, the bearing has certain centering performance in design, is easy to install, has a sealing device with a double structure, and can work in a severe environment.

The existing spherical outside bearing with the seat is mostly provided with a base matched with the bearing, the base can only be matched with the bearing with relative size, the matching capability is weaker, and the bearing with the seat is difficult to be quickly formed with a common bearing to form a bearing structure with the seat.

If a rotating base which is convenient for fixing a bearing can be invented, the problems can be solved, and therefore a bearing structure with the rotating base is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing structure with swivel seat to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bearing structure with swivel seat, includes the bearing, the bearing below is provided with the chassis, and chassis upper surface central authorities welding is provided with the mounting disc, chassis upper surface encircles the welding and is provided with four group's spouts, and the spout bottom surface all has the rack of card through the screw mounting, the meshing of latch strip upper surface installs the cooperation rack, and cooperation rack top is provided with the contained side piece through the connecting rod welding, be provided with the clamp plate in the spout of contained side piece top, and clamp plate upper surface welding is provided with three group travelers, and the traveller all link up the spout upper surface and set up, the traveller outer loop is around being provided with compression spring, and compression spring sets up between internal face and the clamp plate upper surface above the spout, chassis central authorities are installed perpendicularly and are provided with the jackpost, and all install extension spring through the couple between bearing and the cooperation rack.

Preferably, four groups of rectangular notches are uniformly formed in the bearing outer ring at equal intervals, and the rectangular notches are matched with the edge clamping blocks.

Preferably, the upper surface of the latch rack is provided with a latch inclined inwards at a forty-five degree angle, and the lower surface of the matching rack is provided with a latch meshed with the latch rack.

Preferably, the top of the sliding groove is welded with a supporting plate, three groups of through holes matched with the sliding columns are formed in the supporting plate, the top of each sliding column is provided with a baffle through a screw, and the radius of each baffle is larger than the outer diameter of each sliding column.

Preferably, the middle shaft column is a rectangular column vertically inserted into the center of the mounting plate, four groups of side faces of the middle shaft column are parallel to the end face of the inner side of the matching rack, and a hook matched with the extension spring is arranged on the middle shaft column.

Preferably, the edge clamping block consists of a clamping piece, a limiting piece and a connecting rod, the clamping piece is matched with the notch of the outer ring of the bearing, the limiting piece is horizontally welded at the bottom of the clamping piece, the limiting piece is arranged above the sliding groove, the connecting rod is welded at the bottom of the limiting piece, and the lower end of the connecting rod is welded and connected to the matching rack.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device elastically pulls four groups of matched racks through the extension spring on the middle shaft column, so that edge clamping blocks above the four groups of matched racks move centripetally, and the edge clamping blocks are arranged in a notch formed in the outer ring of the bearing in a clamping mode to position the bearing.

2. The device makes the cooperation rack laminate latch upper surface all the time through utilizing compression spring's elasticity, makes the cooperation rack because the latch cooperation with the rack of card can only centripetal one-way movement when freely sliding, has improved the fixed stability of double-layered limit piece clamp.

3. The device can remove the clamping and positioning of the bearing in the device by the clamping blocks sliding outwards along the sliding grooves, so that the bearings with different sizes can be conveniently replaced, and the adaptive capacity of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention.

In the figure: the device comprises a bearing 1, a chassis 2, a mounting disc 3, a sliding chute 4, a rack 5, a matching rack 6, a clamping block 7, a pressing plate 8, a sliding column 9, a compression spring 10, a middle shaft column 11 and an extension spring 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a bearing structure with swivel seat, includes bearing 1, and bearing 1 below is provided with

chassis

2, and 2 upper surface central authorities on chassis welding are provided with mounting disc 3, and four groups rectangle notches have evenly been seted up to bearing 1 outer lane equidistance, and the rectangle notch all with the match of contained side piece 7.

The chassis 2 upper surface is provided with four sets of spouts 4 around the welding, and all there is a rack 5 in the 4 bottom surfaces of spout through the mounting screw, and 4 top welding of spout are provided with the backup pad, and set up three groups in the backup pad and 9 assorted through-holes of traveller, and there is the baffle at 9 tops of traveller through the mounting screw, and the baffle radius is greater than 9 external diameters of traveller. The upper surface of the clamping rack 5 is provided with clamping teeth inclining towards the inner side by a forty-five degree angle, and the lower surface of the matching rack 6 is provided with clamping teeth meshed with the clamping rack 5.

The upper surface of the clamping rack 5 is meshed with and provided with a matching rack 6, the top of the matching rack 6 is provided with a clamping edge block 7 through connecting rod welding, the clamping edge block 7 is composed of a clamping piece, a limiting piece and a connecting rod, the clamping piece is matched with a notch of the outer ring of the bearing 1, the limiting piece is horizontally welded and arranged at the bottom of the clamping piece, the limiting piece is arranged above the sliding groove 4, the bottom of the limiting piece is welded and provided with the connecting rod, and the lower end of the connecting rod is welded and connected to the matching rack 6.

Be provided with clamp plate 8 in the spout 4 of contained side piece 7 top, and 8 upper surface welding of clamp plate is provided with three group's travelers 9, and travelers 9 all link up the setting of spout 4 upper surface, and 9 outer circumferences of travelers are provided with compression spring 10, and compression spring 10 sets up between spout 4 above internal face and the 8 upper surfaces of clamp plate, and chassis 2 central authorities are inserted perpendicularly and are provided with well jack-post 11, and all install extension spring 12 through the couple between bearing 1 and the cooperation rack 6. The middle shaft column 11 is a rectangular column vertically inserted in the center of the mounting plate 3, four groups of side faces of the middle shaft column 11 are all parallel to the end face of the inner side of the matching rack 6, and a hook matched with the extension spring 12 is arranged on the middle shaft column 11.

The working principle is as follows: the bearing 1 is arranged in the center of the mounting plate 3, the four groups of matching racks 6 are elastically pulled by the extension spring 12 on the middle shaft column 11, so that the edge clamping blocks 7 above the four groups of matching racks 6 move centripetally, the edge clamping blocks 7 are clamped and arranged in the notch formed in the outer ring of the bearing 1 to position the bearing 1, the matching racks 6 are always attached to the upper surface of the clamping rack 5 by the elasticity of the compression spring 10, the matching racks 6 can only move centripetally and unidirectionally due to the matching with the clamping teeth of the clamping rack 5 when sliding freely, the stability of clamping and fixing the edge clamping blocks 7 is improved, the slide column 9 is manually pulled upwards through the baffle plate, so that the compression spring 10 stops pressing the upper surface of the matching rack 6, at the moment, the edge clamping block 7 can slide outwards along the sliding groove 4, therefore, the clamping and positioning of the bearing 1 in the device are removed, the bearings 1 with different sizes are conveniently replaced, and the adaptive capacity of the device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing structure with swivel seat, includes bearing (1), its characterized in that: a chassis (2) is arranged below the bearing (1), an installation disc (3) is welded in the center of the upper surface of the chassis (2), four groups of sliding grooves (4) are arranged on the upper surface of the chassis (2) in a surrounding welding mode, clamping racks (5) are installed on the bottom surfaces of the sliding grooves (4) through screws, matching racks (6) are installed on the upper surfaces of the clamping racks (5) in a meshed mode, edge clamping blocks (7) are arranged on the tops of the matching racks (6) through connecting rods in a welded mode, a pressing plate (8) is arranged in the sliding grooves (4) above the edge clamping blocks (7), three groups of sliding columns (9) are arranged on the upper surface of the pressing plate (8) in a welded mode, the sliding columns (9) are all arranged through the upper surface of the sliding grooves (4), compression springs (10) are arranged on the outer rings of the sliding columns (9), and the compression springs (10) are arranged between the inner, a middle shaft column (11) is vertically inserted into the center of the chassis (2), and extension springs (12) are mounted between the bearings (1) and the matching racks (6) through hooks.

2. A bearing structure with a swivel base as claimed in claim 1, wherein: four groups of rectangular notches are uniformly formed in the outer ring of the bearing (1) in an equal distance mode, and the rectangular notches are matched with the edge clamping blocks (7).

3. A bearing structure with a swivel base as claimed in claim 1, wherein: the upper surface of the clamping rack (5) is provided with clamping teeth inclining towards the inner side by a forty-five degree angle, and the lower surface of the matching rack (6) is provided with clamping teeth meshed with the clamping rack (5).

4. A bearing structure with a swivel base as claimed in claim 1, wherein: the top of the sliding groove (4) is welded with a supporting plate, three groups of through holes matched with the sliding columns (9) are formed in the supporting plate, a baffle is installed at the top of each sliding column (9) through screws, and the radius of the baffle is larger than the outer diameter of each sliding column (9).

5. A bearing structure with a swivel base as claimed in claim 1, wherein: the middle shaft column (11) is a rectangular column which is vertically inserted into the center of the mounting plate (3), four groups of side faces of the middle shaft column (11) are all parallel to the end face of the inner side of the matching rack (6), and a hook matched with the extension spring (12) is arranged on the middle shaft column (11).

6. A bearing structure with a swivel base as claimed in claim 1, wherein: the edge clamping block (7) is composed of a clamping piece, a limiting piece and a connecting rod, the clamping piece is matched with a notch of the outer ring of the bearing (1), the limiting piece is horizontally welded at the bottom of the clamping piece, the limiting piece is arranged above the sliding groove (4), the connecting rod is welded at the bottom of the limiting piece, and the lower end of the connecting rod is welded and connected to the matching rack (6).