CN213360872U

CN213360872U - Bearing seat capable of adjusting concentricity of two bearing seats

Info

Publication number: CN213360872U
Application number: CN202021912322.0U
Authority: CN
Inventors: 胡海军
Original assignee: Xiangshui Haiheng Machinery Equipment Co ltd
Current assignee: Xiangshui Haiheng Machinery Equipment Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-04
Anticipated expiration: 2030-09-04

Abstract

The utility model provides a bearing frame of two adjustable bearing frame concentricity includes base and bearing frame outer lane, two horizontal holes have been seted up to the symmetry on the base, all install pivot and pivot cover in the horizontal hole, bilateral symmetry has seted up two vertical holes on the base, vertical downthehole all rotates and installs the transmission shaft, the lower extreme of transmission shaft is connected with the pivot through the gear pair, the upper end screw hole of transmission shaft is seted up, threaded hole is provided with the pole that stretches down with screw hole looks adaptation, bearing frame base top fixed mounting has the bearing frame outer lane, the terminal surface is opened the second round hole that has controllable pole that stretches down to pass under the bearing frame outer lane, two stretch down the pole top and all extend to the inside fixed mounting of bearing frame outer lane have the regulating block, the utility model has the advantages of reasonable design, can fix when adjusting bearing frame concentricity to accomodate the control disc, prevent that the maloperation from influencing the.

Description

Bearing seat capable of adjusting concentricity of two bearing seats

Technical Field

The utility model relates to a bearing frame field especially relates to a bearing frame of two adjustable bearing frame concentricity.

Background

The bearing seat is a component which is arranged on a machine body or a foundation and is used for supporting a bearing, Chinese patent documents disclose a bearing seat capable of adjusting the concentricity of two bearing seats, and the publication number is CN206738404U, the bearing seat comprises an adjusting bearing seat, a fixed bearing seat, a connecting block, a first adjusting block and a second adjusting block, the adjusting bearing seat and the fixed bearing seat are welded and fixed through the connecting block, the top end of the adjusting bearing seat is welded with an arc-shaped stabilizing block, the two ends of the inner side of the adjusting bearing seat are respectively provided with a through hole, the two ends of the bottom of the adjusting bearing seat are respectively provided with a rectangular groove communicated with the through holes, the inside of the through holes is provided with a female thread, one side of the first adjusting block is welded with an adjusting screw, one end of the adjusting screw is provided with an adjusting head, the bearing seat is divided into the fixed bearing seat, through the relative cooperation between two regulating blocks, thereby reached and adjusted the inside bearing concentricity of adjusting bearing frame effect.

But above-mentioned design has the shortcoming, needs adjust the adjusting block through unloading the fly leaf in the above-mentioned design, and the process is more loaded down with trivial details, and difficult operation, therefore we have provided a bearing frame that two bearing frame concentricity of adjustable is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

According to the not enough of prior art above, the utility model provides a bearing frame of two adjustable bearing frame concentricity.

In order to solve the technical problem, the utility model provides a bearing seat, which comprises a base and a bearing seat outer ring, wherein two horizontal holes are symmetrically arranged on the base, a rotating shaft and a rotating shaft sleeve are arranged in the horizontal holes, the rotating shaft is arranged in the horizontal holes in a sliding way, one end of the rotating shaft, which is far away from the bilateral symmetry center plane of the base, is fixedly connected with a disc, a compression spring is arranged between the disc and a flange, the compression spring is sleeved on the rotating shaft, the rotating shaft sleeve is supported in the horizontal holes through a bearing, one end of the rotating shaft sleeve, which is far away from the bilateral symmetry center plane of the base, is provided with a first round hole, the inner hole plane of the first round hole is provided with a sliding groove with the length equal to that of the first round hole, one end of the rotating shaft extends into the first round hole, the rotating shaft is connected with the sliding groove through a first sliding key, two, threaded hole is seted up to the upper end of transmission shaft, threaded hole is provided with the pole that stretches down with threaded hole looks adaptation in the threaded hole, the bearing frame outer lane is fixed on the up end of base, and the terminal surface is opened under the bearing frame outer lane has the second round hole that controllable pole that stretches down passed, has seted up the constant head tank in the round hole face of second round hole, and the vertical length that makes progress of constant head tank equals with the second round hole, and stretches down the pole and pass through second feather key and constant head tank sliding connection, two stretch down the pole top and all extend to the inside fixed mounting of bearing frame outer lane and.

Preferably, a circle of annular fixing groove is formed in the disc, a fixing threaded hole is formed in the position, corresponding to the fixing groove, of the base, a fixing screw is screwed into the fixing threaded hole, and the bottom of the fixing screw is in contact with the bottom surface of the fixing groove.

Preferably, the gear pair comprises a driving bevel gear and a driven bevel gear which are meshed with each other, the driving bevel gear is fixedly sleeved on the rotating shaft, and the driven bevel gear is fixedly sleeved on the transmission shaft.

Preferably, four corners of the upper end surface of the base are provided with mounting holes.

The utility model discloses an gain effect: the utility model provides a pair of bearing frame of adjustable two bearing frame concentricity drives the transmission shaft through rotating the disc and rotates, and the transmission shaft passes through the vice lifter that drives of spiral and finely tunes from top to bottom, drives the regulating block and slides, adjusts the concentricity of bearing frame, but in the accessible set screw card goes into corresponding fixed slot in addition, makes the disc fix in the horizontal hole, prevents that the maloperation from influencing the concentricity adjustment.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a front view of the present invention in full section;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial enlarged view of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

fig. 5 is a top view of the present invention;

in the figure: the novel bearing comprises a base 1, a bearing seat outer ring 2, a rotating shaft 3, a disk 4, a fixing groove 401, a compression spring 5, a rotating shaft sleeve 6, a first round hole 601, a sliding groove 602, a gear pair 7, a driving bevel gear 701, a driven bevel gear 702, a transmission shaft 8, a threaded hole 801, a lifting rod 9, an adjusting block 10, a fixing screw 11, a threaded hole 1101, a second sliding key 12, a horizontal hole 13, a first sliding key 14, a bearing 15, a vertical hole 16, a mounting hole 17, a second round hole 18, a positioning groove 1801 and a flange 19.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In this embodiment, as shown in the figure, the bearing seat capable of adjusting concentricity of two bearing seats provided in this embodiment includes a base 1 and a bearing seat outer ring 2, two horizontal holes 13 are symmetrically formed on the base 1, a rotating shaft 3 and a rotating shaft sleeve 6 are arranged in the horizontal holes 13, wherein the rotating shaft 3 is slidably arranged in the horizontal holes 13, a disc 4 is fixedly connected to one end of the rotating shaft 3 away from the bilateral symmetry center plane of the base, a compression spring 5 is arranged between the disc 4 and a flange 19, the compression spring 5 is sleeved on the rotating shaft 3, the rotating shaft sleeve 6 is supported in the horizontal holes 13 through a bearing 15, a first circular hole 601 is formed at one end of the rotating shaft sleeve 6 away from the bilateral symmetry center plane of the base 1, a sliding groove 602 with a length equal to that of the first circular hole 601 is formed on an inner hole plane of the first circular hole 601, one end of the rotating shaft 3 extends into the first circular hole 601, a first sliding key 14, the first sliding key 14 is slidably mounted in the sliding groove 602, the rotating shaft 3 is circumferentially fixed with the rotating shaft sleeve 6 through the first sliding key 14, and the key connection has good centering performance, so as to ensure that the rotating shaft sleeve 6 rotates along with the rotating disc 4 when the rotating disc rotates.

Two vertical holes 16 have been seted up to bilateral symmetry on base 1, all rotate in the vertical hole 16 and install transmission shaft 8, and the lower extreme of transmission shaft 8 is connected with pivot 3 through the gear pair, and in this embodiment, the gear pair adopts bevel gear transmission, including engaged with drive bevel gear 701 and driven bevel gear 702, the fixed suit of drive bevel gear 701 is on pivot 3, on the fixed suit transmission shaft 8 of driven bevel gear 702, threaded hole 801 has been seted up to the upper end of transmission shaft 8, and the screw hole 801 internal rotation has the pole 9 that stretches down with threaded hole 801 looks adaptation, and the pole 9 lower extreme that stretches down is screw thread portion, and the upper end is pole portion.

Bearing frame outer lane 2 is fixed on the up end of base 1, and bearing frame outer lane 2 lower terminal surface is opened has the second round hole 18 that controllable stretch-drop pole 9 passed, has seted up constant head tank 1801 in the round hole face of second round hole 18, and the vertical length that makes progress of constant head tank 1801 equals with second round hole 18, and the pole portion that stretches-drop pole 9 corresponds constant head tank 1801 position and is provided with second feather key 12, and second feather key 12 slides and restricts in constant head tank 1801, stretch-drop pole 9 through second feather key 12 restriction its round self axis pivoted degree of freedom to ensure that transmission shaft 8 when rotating, can realize the up-and-down motion of stretch-drop pole 9 through the thread pair.

Furthermore, a circle of annular fixing grooves 401 are formed in the disc 4, fixing threaded holes 1101 are formed in the positions, corresponding to the fixing grooves 401, of the base 1, fixing screws 11 are screwed into the fixing threaded holes 1101, the bottoms of the fixing screws 11 are in contact with the bottom surfaces of the fixing grooves 401, the fixing screws are clamped into the fixing grooves 401, the disc 4 is fixed in the horizontal hole 13, and the phenomenon that the concentricity is adjusted due to misoperation is avoided.

Further, four corners of the upper end surface of the base 1 are provided with mounting holes 17, so that the embodiment can be conveniently mounted.

The utility model discloses in, when using, rotatory two set screw 11, make set screw 11's bottom break away from corresponding fixed slot 401, two disc 4 pop out under compression spring 5's effect, then it is rotatory that disc 4 drives pivot 3 to rotate, pivot 3 drives pivot cover 6 synchronous rotations by the key-type connection, pivot cover 6 drives transmission shaft 8 rotatoryly through the bevel gear pair, transmission shaft 8 finely tunes about driving lifter 9 through the spiral pair, and then be fixed in regulating block 10 of lifter 9 top and finely tune the concentricity of bearing frame, the fine setting is accomplished the back, screw in set screw 11 again, make set screw 11's bottom joint fixed slot 401 in, make disc 4 fix in horizontal hole 13, prevent that the maloperation from influencing the concentricity adjustment.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a bearing frame of two adjustable bearing frame concentricity which characterized in that: comprises a base (1) and a bearing seat outer ring (2), two horizontal holes (13) are symmetrically arranged on the base (1), a rotating shaft (3) and a rotating shaft sleeve (6) are respectively arranged in the horizontal holes (13), the rotating shaft (3) is arranged in the horizontal holes (13) in a sliding manner, one end, far away from the bilateral symmetry central plane of the base (1), of the rotating shaft (3) is fixedly connected with a disc (4), a compression spring (5) is arranged between the disc (4) and a flange (19), the compression spring (5) is sleeved on the rotating shaft (3), the rotating shaft sleeve (6) is supported in the horizontal hole (13) through a bearing (15), one end, far away from the bilateral symmetry central plane of the base (1), of the rotating shaft sleeve (6) is provided with a first round hole (601), a sliding groove (602) with the length equal to that of the first round hole (601) is arranged on the inner hole plane of the first round hole (601), one end of the rotating shaft (3, the rotating shaft (3) is connected with the sliding groove (602) in a sliding mode through a first sliding key (14), two vertical holes (16) are symmetrically formed in the upper end face of the base (1), a transmission shaft (8) is installed in each vertical hole (16) in a rotating mode, the lower end of the transmission shaft (8) is connected with the rotating shaft (3) through a gear pair (7), a threaded hole (801) is formed in the upper end of the transmission shaft (8), a descending rod (9) matched with the threaded hole (801) is arranged in each threaded hole (801), the bearing seat outer ring (2) is fixed on the upper end face of the base (1), a second round hole (18) allowing the controllable descending rod (9) to penetrate through is formed in the lower end face of the bearing seat outer ring (2), a positioning groove (1801) is formed in the round hole face of the second round hole (18), the positioning groove (1801) is vertically upward and has the length equal to that of the second round hole (18), and the descending rod (9) is connected with the positioning groove (180, the top ends of the two extension rods (9) extend to the inner part of the bearing seat outer ring (2) and are fixedly provided with adjusting blocks (10).

2. A bearing housing of claim 1, wherein the concentricity of the two bearing housings is adjustable by: a circle of annular fixing grooves (401) are formed in the disc (4), fixing threaded holes (1101) are formed in the positions, corresponding to the fixing grooves (401), of the base (1), fixing screws (11) are screwed into the fixing threaded holes (1101), and the bottoms of the fixing screws (11) are in contact with the bottom surfaces of the fixing grooves (401).

3. A bearing housing of claim 1, wherein the concentricity of the two bearing housings is adjustable by: the gear pair (7) comprises a driving bevel gear (701) and a driven bevel gear (702) which are meshed with each other, the driving bevel gear (701) is fixedly sleeved on the rotating shaft (3), and the driven bevel gear (702) is fixedly sleeved on the transmission shaft (8).

4. A bearing housing of claim 1, wherein the concentricity of the two bearing housings is adjustable by: four corners of the upper end face of the base (1) are provided with mounting holes (17).