WO2022048208A1

WO2022048208A1 - Dual-purpose bearing height measurement device

Info

Publication number: WO2022048208A1
Application number: PCT/CN2021/097033
Authority: WO
Inventors: 蔡盼
Original assignee: 台州隆达科技有限公司
Priority date: 2020-09-03
Filing date: 2021-05-29
Publication date: 2022-03-10
Also published as: CN112013744B; CN112013744A

Abstract

A dual-purpose bearing height measurement device, comprising a support (10) and a measurement unit (20). The support (10) comprises a supporting base (11); several evenly distributed connection rods (12) are formed on the upper end face of the supporting base (11); a supporting top plate (13) is fixed to the upper ends of the connection rods (12); the measurement unit (20) comprises a benchmark measurement plate (21), a left measurement plate (25), and a right measurement plate (27); a cylindrical raising/lowering cylinder (23) is formed on the center of the upper end face of the benchmark measurement plate (21); a cylindrical benchmark scale cylinder (24) is formed on the lower end face of the supporting top plate (13); the raising/lowering cylinder (23) is vertically sleeved outside the benchmark scale cylinder (24); a benchmark scale is provided on the outer surface of the benchmark scale cylinder (24) from bottom to top; the left measurement plate (25) and the right measurement plate (27) are respectively provided on the left and right end faces of the benchmark detection plate (21) in a vertically movable manner; the left and right ends of the front and rear end faces of the benchmark measurement plate (21) are respectively provided with a left scale and a right scale; the left scale is disposed from bottom to top, and the right scale is disposed from top to bottom.

Description

A dual-purpose bearing height detection device

technical field

The invention relates to the technical field of bearing height detection, in particular to a dual-purpose bearing height detection device.

Background technique

Bearings are components that fix and reduce the friction coefficient of load during mechanical transmission. It can also be said that when other parts move relative to each other on the shaft, they are used to reduce the friction coefficient in the process of power transmission and keep the central position of the shaft fixed. Bearings are an important component in contemporary machinery and equipment. In the process of bearing production, the height of the bearing needs to be detected, and today's bearing height detection device can only detect quantitatively, but not qualitatively, which greatly reduces its scope of application.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a dual-purpose bearing height detection device in view of the technical problem that the existing bearing detection device has a narrow application range.

The technical solution of the present invention to solve the above technical problems is as follows: a dual-purpose bearing height detection device, including a bracket and a detection unit; the bracket includes a support base; the upper end surface of the support base is formed with a plurality of evenly distributed connecting rods; the connecting rods A supporting top plate is fixed at the upper end of the top plate; the detection unit includes a reference detection plate, a left detection plate and a right detection plate; the center of the upper end surface of the reference detection plate is formed with a cylindrical lifting cylinder; the lower end surface of the supporting top plate is formed with a cylindrical The datum ruler cylinder; the lifting cylinder is vertically sleeved outside the datum ruler cylinder; the outer surface of the datum ruler cylinder is provided with a datum ruler arranged from bottom to top; The left and right ends of the front and rear faces of the reference detection board are respectively provided with left and right scales; the left scale is set from bottom to top; the right scale is set from top to bottom; The upper end face abuts the lower end face of the support top plate.

As a preference of the above technical solution, a central screw is pivotally connected to the center of the upper end face of the reference detection plate; the central screw is vertically passed through and is screwed on the support top plate; the central screw passes through the reference scale cylinder; the upper end of the central screw is formed with a central rotation Piece.

As a preferred option of the above technical solution, a damping layer is provided on the outer surface of the central rotating block.

As a preference of the above technical solution, the left and right ends of the upper end of the outer cylindrical surface of the lifting cylinder are respectively formed with horizontal connecting plates; the upper end surface of the horizontal connecting plate is formed with cylindrical vertical guide posts; a pair of vertical guide posts are vertically through the supporting top plate; the center of the upper end surface of the left detection plate is pivotally connected with a left driving rod; the upper end surface of the vertical guide column is formed with a driving threaded hole that penetrates downward through the horizontal connecting plate; the upper part of the left driving rod is formed with a The left drive rod vertically passes through and is screwed into the left drive threaded hole; the upper end of the left drive rod is formed with a left rotation block; the center of the upper end surface of the right detection plate is pivotally connected with a right Drive rod; the upper part of the right drive rod is formed with an external thread matched with the drive threaded hole on the right side; the right drive rod vertically passes through and is screwed into the drive threaded hole on the right side; the upper end of the right drive rod is formed with a right-handed rotation Piece.

As a preferred option of the above technical solution, damping layers are provided on the outer surfaces of the right rotating block and the left rotating block.

As a preference of the above technical solution, the lower end surface of the horizontal connecting plate is formed with a lower support frame in the shape of "凵"; the middle part of the horizontal part of the lower support frame is formed with a vertical perforation that penetrates up and down; the left driving rod and the right driving rod are vertical Passing through the vertical perforations on the corresponding sides; the lower parts of the left and right drive rods are respectively provided with a left auxiliary scale and a right auxiliary scale; the length of the left auxiliary scale and the right auxiliary scale is the same as the thickness of the horizontal part of the lower support frame; When the reference detection board, the left detection board and the right detection board are in the same horizontal plane, the left auxiliary scale and the right auxiliary scale are hidden in the vertical perforations on the corresponding sides.

As a preferred option of the above technical solution, the middle of the left and right end faces of the reference detection board are respectively formed with T-shaped vertical guide grooves penetrating up and down; Mating left and right vertical guide blocks.

The beneficial effect of the invention is that: the structure is simple, both qualitative and quantitative detection can be realized, and the application range is wide.

Description of drawings

FIG. 1 is a schematic structural diagram of a cross-section of the present invention.

In the figure, 10, bracket; 11, support base; 12, connecting rod; 13, support top plate; 20, detection unit; 21, reference detection plate; 210, vertical guide groove; 22, center screw; 221, center rotation block ; 23, lifting cylinder; 230, driving screw hole; 231, horizontal connecting plate; 232, vertical guide column; 233, lower support frame; 2330, vertical perforation; 24, datum scale cylinder; 25, left detection plate; 251 , left vertical guide block; 26, left drive rod; 261, left rotation block; 262, left auxiliary scale; 27, right detection plate; 271, right vertical guide block; 28, right drive rod; 281, right rotation block ; 282. Right auxiliary ruler.

detailed description

As shown in FIG. 1, a dual-purpose bearing height detection device includes a bracket 10 and a detection unit 20; the bracket 10 includes a support base 11; the upper end surface of the support base 11 is formed with a plurality of evenly distributed connecting rods 12; The upper end of the rod 12 is fixed with a supporting top plate 13; the detection unit 20 includes a reference detection plate 21, a left detection plate 25 and a right detection plate 27; the center of the upper end surface of the reference detection plate 21 is formed with a cylindrical lifting cylinder 23; the supporting top plate 13 A cylindrical reference scale barrel 24 is formed on the lower end surface of the datum scale; the lifting barrel 23 is vertically sleeved on the outside of the reference scale barrel 24; the outer surface of the reference scale barrel 24 is provided with a reference scale set from bottom to top; The plate 25 and the right detection plate 27 are respectively vertically moved and arranged on the left and right end faces of the reference detection plate 21; the left and right ends of the front and rear ends of the reference detection plate 21 are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; The right scale is arranged from top to bottom; when the reference detection plate 21 is at the uppermost end, the upper end surface of the lifting cylinder 23 abuts against the lower end surface of the supporting top plate 13 .

As shown in FIG. 1 , a central screw 22 is pivotally connected to the center of the upper end surface of the reference detection plate 21; the central screw 22 vertically passes through and is screwed on the support top plate 13; the central screw 22 passes through the reference scale cylinder 24; the central screw 22 The upper end is formed with a central rotating block 221.

As shown in FIG. 1 , a damping layer is provided on the outer surface of the central rotating block 221 .

As shown in FIG. 1 , the left and right ends of the upper end of the outer cylindrical surface of the lifting cylinder 23 are respectively formed with horizontal connecting plates 231; the upper end surface of the horizontal connecting plate 231 is formed with cylindrical vertical guide posts 232; a pair of vertical guides The column 232 vertically passes through the supporting top plate 13; the center of the upper end surface of the left detection plate 25 is pivotally connected with the left driving rod 26; The upper part of the left driving rod 26 is formed with an external thread which is matched with the driving screw hole 230 on the left side; the left driving rod 26 is vertically passed through and is screwed into the driving screw hole 230 on the left side; Left rotation block 261; the center of the upper end face of the right detection plate 27 is pivotally connected with the right driving rod 28; the upper part of the right driving rod 28 is formed with an external thread that cooperates with the driving threaded hole 230 on the right side; the right driving rod 28 vertically passes through And it is screwed into the drive screw hole 230 on the right side; the upper end of the right drive rod 28 is formed with a right rotation block 281 .

As shown in FIG. 1 , damping layers are provided on the outer surfaces of the right rotating block 281 and the left rotating block 261 .

As shown in FIG. 1 , the lower end surface of the horizontal connecting plate 231 is formed with a lower support frame 233 in the shape of a “凵”; the middle of the horizontal part of the lower support frame 233 is formed with a vertical perforation 2330 penetrating up and down; the left driving rod 26 and the right The driving rod 28 vertically passes through the vertical hole 2330 on the corresponding side; the lower parts of the left driving rod 26 and the right driving rod 28 are respectively provided with a left auxiliary scale 262 and a right auxiliary scale 282; The length is the same as the thickness of the horizontal part of the lower support frame 233; when the reference detection plate 21, the left detection plate 25 and the right detection plate 27 are in the same horizontal plane, the left auxiliary scale 262 and the right auxiliary scale 282 are hidden in the vertical perforations on the corresponding sides within 2330.

As shown in FIG. 1 , T-shaped vertical guide grooves 210 penetrating up and down are respectively formed in the middle of the left and right end faces of the reference detection board 21 ; The left vertical guide block 251 and the right vertical guide block 271 are matched with the vertical guide groove 210 .

The working principle of the dual-purpose bearing height detection device;

During quantitative detection, first make the reference detection plate 21, the left detection plate 25 and the right detection plate 27 in the same horizontal plane, then place the bearing on the support base 11, and then rotate the central screw 22 to make the reference detection plate 21, the left detection plate 25 The three synchronously descend with the right detection plate 27 until they abut against the bearing, so that the quantitative detection of height is completed by observing the reference scale of the reference scale cylinder 24;

During qualitative detection, firstly, according to the above-mentioned principle, the reference detection board 21, the left detection board 25 and the right detection board 27 are lowered to the reference size, and then the left detection board 25 is raised, so that the left detection board 25 and the reference detection board 21 are two. The height difference between the lower end faces of the tester is the upper tolerance, and the left detection plate 25 is lowered, so that the height difference between the upper end faces of the left detection plate 25 and the reference detection plate 21 is the lower tolerance; then the bearing is placed on the support base 11. The upper end face is left, and then the bearing moves from left to right along the upper end face of the support base 11. When the bearing is blocked by the left end face of the left detection plate 25 or the bearing passes through the left detection plate 25 and the reference detection plate from left to right in turn 21 and the right inspection plate 27, the bearing height is unqualified; when the bearing is blocked by the left end face of the reference inspection plate 21 and the left end face of the right inspection plate 27, the bearing is qualified.

The above content is only a preferred embodiment of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there are changes in the specific embodiment and application scope. limit.

Claims

A dual-purpose bearing height detection device is characterized in that: it comprises a bracket (10) and a detection unit (20); the bracket (10) includes a support base (11); the upper end surface of the support base (11) is formed with a plurality of The connecting rods (12) are evenly distributed; the upper end of the connecting rods (12) is fixed with a support top plate (13); the detection unit (20) includes a reference detection board (21), a left detection board (25) and a right detection board (27) The center of the upper end face of the reference detection plate (21) is formed with a cylindrical lifting cylinder (23); the lower end face of the supporting top plate (13) is formed with a cylindrical reference scale cylinder (24); the lifting cylinder (23) The datum scale cylinder (24) is vertically sleeved on the outside of the datum scale cylinder (24); the outer surface of the datum scale cylinder (24) is provided with a datum scale arranged from bottom to top; the left detection plate (25) and the right detection plate (27) are respectively vertical The movement is arranged on the left and right end surfaces of the reference detection plate (21); the left and right ends of the front and rear surfaces of the reference detection plate (21) are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; the right scale is arranged from top to bottom Setting; when the reference detection plate (21) is at the uppermost end, the upper end surface of the lifting cylinder (23) abuts against the lower end surface of the supporting top plate (13).
A dual-purpose bearing height detection device according to claim 1, characterized in that: the center of the upper end face of the reference detection plate (21) is pivotally connected with a central screw (22); the central screw (22) vertically passes through And it is screwed on the support top plate (13); the central screw (22) passes through the reference scale cylinder (24); the upper end of the central screw (22) is formed with a central rotating block (221).
A dual-purpose bearing height detection device according to claim 2, characterized in that a damping layer is provided on the outer surface of the central rotating block (221).
A dual-purpose bearing height detection device according to claim 1, characterized in that: the left and right ends of the upper end of the outer cylindrical surface of the lifting cylinder (23) are respectively formed with horizontal connecting plates (231); 231) is formed with a cylindrical vertical guide column (232) on the upper end surface; a pair of vertical guide columns (232) vertically pass through the supporting top plate (13); the center of the upper end surface of the left detection plate (25) is pivotally connected There is a left driving rod (26); the upper end surface of the vertical guide column (232) is formed with a driving threaded hole (230) downwardly penetrating the horizontal connecting plate (231); the upper part of the left driving rod (26) is formed with a left the external thread matched with the drive screw hole (230) on the side; the left drive rod (26) vertically passes through and is screwed into the drive screw hole (230) on the left side; the upper end of the left drive rod (26) is formed with a left rotation block (261); the center of the upper end face of the right detection plate (27) is pivotally connected with a right driving rod (28); the upper part of the right driving rod (28) is formed with an external thread matched with the driving threaded hole (230) on the right side; The right driving rod (28) vertically passes through and is screwed into the driving threaded hole (230) on the right side; the upper end of the right driving rod (28) is formed with a right rotating block (281).
A dual-purpose bearing height detection device according to claim 3, characterized in that a damping layer is provided on the outer surfaces of the right rotating block (281) and the left rotating block (261).
A dual-purpose bearing height detection device according to claim 3, characterized in that: the lower end face of the horizontal connecting plate (231) is formed with a lower support frame (233) in the shape of "凵"; the lower support frame (233) 233) in the middle of the horizontal part is formed with vertical perforations (2330) penetrating up and down; the left driving rod (26) and the right driving rod (28) vertically pass through the vertical perforations (2330) on the corresponding sides; the left driving rod ( 26) and the lower part of the right driving rod (28) are respectively provided with a left auxiliary scale (262) and a right auxiliary scale (282); The thicknesses of the horizontal parts of the two parts are the same; when the reference detection board (21), the left detection board (25) and the right detection board (27) are in the same horizontal plane, the left auxiliary scale (262) and the right auxiliary scale (282) are hidden on the corresponding sides inside the vertical perforation (2330).
A dual-purpose bearing height detection device according to claim 1 or 4, characterized in that: the middle parts of the left and right end faces of the reference detection plate (21) are respectively formed with T-shaped vertical guide grooves (210) penetrating up and down. ; The end surfaces of the left detection plate (25) and the right detection plate (27) close to the reference detection plate (21) are respectively formed with a left vertical guide block (251) and a right vertical guide block that cooperate with the vertical guide groove (210). Block (271).