CN210426309U

CN210426309U - Lever dial indicator

Info

Publication number: CN210426309U
Application number: CN201921717348.7U
Authority: CN
Inventors: 黄波; 雷道义; 李凡娟
Original assignee: Hubei Aida Petroleum Equipment Co Ltd
Current assignee: Hubei Aida Petroleum Equipment Co Ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-04-28
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a lever percentage table, including the lever percentage table body that has the exposed core, the than survey platform that has the centre gripping arm, the both sides of exposed core are provided with the plane portion that is parallel to each other, and the mounting hole has been seted up to the one end of centre gripping arm, has seted up the through hole on two inner walls that the mounting hole corresponds plane portion, and plane portion corresponds the position of through hole and has seted up spacing hole, and the through hole is flexible to be provided with spacing axle, is provided with elastic component between centre gripping arm and the spacing axle, is provided with adjusting part between centre gripping arm and the spacing axle. The utility model has the advantages of it is following and effect: after the adjusting component overcomes the elasticity of the elastic component, the limiting shaft is separated from the limiting hole, and the lever dial indicator body can be taken down; the clamping end on the lever dial indicator body is inserted into the mounting hole of the clamping wall, and after the adjusting assembly is reset, the elastic assembly drives the limiting shaft to be embedded into the limiting hole through elasticity to realize quick fixation; has the function of convenient disassembly and assembly.

Description

Lever dial indicator

Technical Field

The utility model relates to a measuring equipment technical field, in particular to lever percentage table.

Background

A lever dial indicator with a universal adjusting bracket is also called a lever indicator or a leaning indicator, and is a measuring instrument which changes the size into the angular displacement of a pointer by utilizing a lever-gear transmission mechanism or a lever-screw transmission mechanism and indicates the length size numerical value. For measuring geometrical errors and mutual position correctness of the workpieces, and for measuring the length by comparison.

The lever dial indicator comprises a lever dial indicator body and a comparison and measurement platform. When the lever percentage table body is fixed with the installation of the comparison and measurement platform, the lower end of the lever percentage table body is a cylindrical clamping end and penetrates through an opening clamping groove of a clamping arm of the comparison and measurement platform, and then the lever percentage table is clamped after the opening clamping groove is deformed to realize fixation through screwing up a fixing bolt on the clamping arm. But all need great power in the in-process of screwing up fixing bolt or unscrewing to it is comparatively inconvenient to lead to the dismouting of lever percentage table body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lever percentage table has the effect of making things convenient for the dismouting.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a lever percentage table, is including the lever percentage table body that has the holder, the comparison platform that has the centre gripping arm, the both sides of holder are provided with plane portion that is parallel to each other, the mounting hole that supplies the holder to pass is seted up to the one end of centre gripping arm, set up the planar through-hole of extending direction perpendicular to plane portion place on two inner walls that the mounting hole corresponds plane portion, plane portion corresponds the position of through-hole and has seted up spacing hole, the flexible spacing axle that is provided with in the through-hole, be provided with between centre gripping arm and the spacing axle and order about spacing axle and imbed the spacing downthehole elastic component of ordering about, be provided with between centre gripping arm and the spacing axle and be used for overcoming the spacing regulation component who makes spacing axle break away from.

By adopting the technical scheme, when the lever dial indicator is installed, the elastic force of the elastic component is overcome through the adjusting component, then the limiting shaft is separated from the limiting hole, the clamping end on the lever dial indicator body is inserted into the installing hole of the clamping wall, and then after the adjusting component is reset, the elastic component drives the limiting shaft to be embedded into the limiting hole through the elastic force to realize quick fixation; when the device is disassembled, the limiting shaft is separated from the limiting hole after the elastic force of the elastic component is overcome through the adjusting component, and then the device can be taken down; finally, the device has the function of convenient disassembly and assembly.

The utility model discloses a further set up to: the clamping end is provided with a positioning ring which is used for abutting against the upper surface of the clamping arm on the peripheral side, and when the positioning ring abuts against the upper surface of the clamping arm, the limiting hole is aligned with the through hole.

Through adopting above-mentioned technical scheme, when the holding ring on the exposed core was contradicted on the centre gripping arm upper surface, the through hole was aimed at to spacing hole, had the effect of being convenient for the installation this moment.

The utility model discloses a further set up to: offer the mounting groove with through hole concentric setting on the inner wall of mounting hole, elastic component is including setting up at the ring platform of spacing axle week side, one end fixed connection on the ring platform and the spring of other end fixed connection at the tank bottom of mounting groove.

Through adopting above-mentioned technical scheme, elastic component includes ring platform, spring, can realize ordering about spacing axle embedding purpose downthehole then.

The utility model discloses a further set up to: the inner wall of the mounting groove is provided with a ceramic lining, and the peripheral outer wall of the ring platform is abutted against the inner wall of the ceramic lining.

By adopting the technical scheme, the peripheral outer wall of the ring table is abutted against the inner wall of the ceramic bushing, and then the circumferential positioning can be realized through the limiting shaft and the through hole as well as the ring table and the ceramic bushing in the telescopic process of the limiting shaft; and the arrangement of the ceramic bushing can reduce the friction coefficient between the ceramic bushing and the ring table and reduce the resistance.

The utility model discloses a further set up to: the end, far away from the clamping end, of the limiting shaft penetrates out of the through hole, and the adjusting assembly is a pull ring arranged at the end, far away from the clamping end, of the limiting shaft.

Through adopting above-mentioned technical scheme, through outwards pulling the pull ring, can overcome elastic component's elasticity and make spacing axle break away from spacing hole, and when releasing the pull ring, spacing axle can imbed in spacing downthehole under elastic component's elastic action.

The utility model discloses a further set up to: the end, far away from the clamping end, of the limiting shaft is a threaded end, a threaded hole for threaded end threaded connection is formed in the pull ring, and one end face of the pull ring abuts against the clamping arm.

Through adopting above-mentioned technical scheme, can realize overcoming elastic component's elasticity and adjusting the position of spacing axle through rotating the pull ring, when the installation this moment, can adjust the position of spacing axle through the pull ring earlier for spacing axle keeps being in the state in the through-hole, and the holder of being convenient for is embedded into the mounting hole.

The utility model has the advantages that: when the lever dial indicator is installed, the elastic force of the elastic component is overcome through the adjusting component, the limiting shaft is separated from the limiting hole, then the clamping end on the lever dial indicator body is inserted into the mounting hole of the clamping wall, and then after the adjusting component is reset, the elastic component drives the limiting shaft to be embedded into the limiting hole through the elastic force to realize quick fixation; when the device is disassembled, the limiting shaft is separated from the limiting hole after the elastic force of the elastic component is overcome through the adjusting component, and then the device can be taken down; finally, the device has the function of convenient disassembly and assembly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial enlarged view at a in fig. 1.

In the figure, 1, a lever dial indicator body; 11. a clamping end; 111. a planar portion; 112. a limiting hole; 113. a positioning ring; 2. a comparison and measurement platform; 21. a clamp arm; 211. mounting holes; 212. a through hole; 213. mounting grooves; 22. a limiting shaft; 221. a threaded end; 23. an elastic component; 231. a ring platform; 232. a spring; 24. an adjustment assembly; 241. a pull ring; 242. a threaded hole; 25. a ceramic bushing.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1: a lever dial indicator is provided, as shown in fig. 1, with a lever dial indicator body 1 having a holding end 11, and a dial indicator stand 2 having a holding arm 21.

As shown in fig. 1 and 2, flat surface portions 111 parallel to each other are formed on both sides of the holding end 11, and a mounting hole 211 through which the holding end 11 passes is opened at one end of the holding arm 21.

As shown in fig. 1 and 2, the two inner walls of the mounting hole 211 corresponding to the plane portion 111 are provided with through holes 212 extending in a direction perpendicular to the plane of the plane portion 111, and the plane portion 111 is provided with stopper holes 112 at positions corresponding to the through holes 212. The through hole 212 is provided with a limit shaft 22 in a telescopic manner, an elastic component 23 for driving the limit shaft 22 to be embedded into the limit hole 112 is arranged between the clamping arm 21 and the limit shaft 22, and an adjusting component 24 for overcoming the elastic force of the elastic component 23 and then enabling the limit shaft 22 to be separated from the limit hole 112 is arranged between the clamping arm 21 and the limit shaft 22.

As shown in fig. 1 and 2, a positioning ring 113 is integrally disposed on the periphery of the clamping end 11 for abutting against the upper surface of the clamping arm 21, and when the positioning ring 113 abuts against the upper surface of the clamping arm 21, the limiting hole 112 is aligned with the through hole 212. The inner wall of the mounting hole 211 is provided with a mounting groove 213 concentrically arranged with the through hole 212, and the elastic component 23 comprises a ring table 231 integrally arranged on the peripheral side of the limiting shaft 22 and a spring 232 with one end fixedly connected to the ring table 231 and the other end fixedly connected to the bottom of the mounting groove 213; the ceramic bushing 25 is fixedly installed on the inner wall of the installation groove 213, and the circumferential outer wall of the ring holder 231 abuts against the inner wall of the ceramic bushing 25. Meanwhile, one end of the limiting shaft 22, which is far away from the clamping end 11, penetrates through the through hole 212, one end of the limiting shaft 22, which is far away from the clamping end 11, is a threaded end 221, the adjusting component 24 is a pull ring 241 in threaded connection with the threaded end 221 of the limiting shaft 22, a threaded hole 242 for the threaded connection of the threaded end 221 is formed in the pull ring 241, the threaded end 221 can penetrate through the threaded hole 242, and one end face of the pull ring 241 abuts against the clamping arm 21.

The implementation effect is as follows: when the dial indicator is installed, the adjusting component 24 is pulled forwards, the limiting shaft 22 is separated from the limiting hole 112 after the elastic force of the spring 232 of the elastic component 23 is overcome, then the clamping end 11 on the lever dial indicator body 1 is inserted into the installing hole 211 of the clamping wall, and then after the adjusting component 24 is reset, the elastic component 23 drives the limiting shaft 22 to be embedded into the limiting hole 112 through the elastic force to realize quick fixation; when the device is disassembled, the adjusting component 24 overcomes the elasticity of the elastic component 23, and the limiting shaft 22 is separated from the limiting hole 112 and can be taken down; finally, the device has the function of convenient disassembly and assembly.

Claims

1. The utility model provides a lever percentage table, includes lever percentage table body (1) that has exposed core (11), than survey platform (2) that have centre gripping arm (21), its characterized in that: plane parts (111) which are parallel to each other are arranged on two sides of the clamping end (11), one end of the clamping arm (21) is provided with a mounting hole (211) for the clamping end (11) to pass through, two inner walls of the mounting hole (211) corresponding to the plane part (111) are provided with through holes (212) with the extending direction vertical to the plane of the plane part (111), a position of the plane part (111) corresponding to the through hole (212) is provided with a limit hole (112), a limiting shaft (22) is arranged in the through hole (212) in a telescopic manner, an elastic component (23) for driving the limiting shaft (22) to be embedded into the limiting hole (112) is arranged between the clamping arm (21) and the limiting shaft (22), an adjusting component (24) used for enabling the limiting shaft (22) to be separated from the limiting hole (112) after overcoming the elastic force of the elastic component (23) is arranged between the clamping arm (21) and the limiting shaft (22).

2. A lever dial gauge according to claim 1, wherein: the clamping end (11) is provided with a positioning ring (113) which is used for abutting against the upper surface of the clamping arm (21) on the peripheral side, and when the positioning ring (113) abuts against the upper surface of the clamping arm (21), the limiting hole (112) is aligned to the through hole (212).

3. A lever dial gauge according to claim 2, wherein: offer on the inner wall of mounting hole (211) with through hole (212) concentric mounting groove (213) that sets up, elastic component (23) including set up on spacing axle (22) week side ring platform (231), one end fixed connection on ring platform (231) and spring (232) of other end fixed connection at the tank bottom of mounting groove (213).

4. A lever dial gauge according to claim 3, wherein: the inner wall of the mounting groove (213) is provided with a ceramic bushing (25), and the peripheral side outer wall of the ring platform (231) is abutted against the inner wall of the ceramic bushing (25).

5. A lever dial gauge according to claim 1, wherein: the end, far away from the clamping end (11), of the limiting shaft (22) penetrates out of the through hole (212), and the adjusting component (24) is a pull ring (241) arranged at the end, far away from the clamping end (11), of the limiting shaft (22).

6. A lever dial gauge according to claim 5, wherein: the one end that spacing axle (22) kept away from exposed core (11) is threaded end (221), be provided with on pull ring (241) and supply threaded end (221) threaded connection's screw hole (242), the terminal surface of pull ring (241) is contradicted on centre gripping arm (21).