CN216482869U

CN216482869U - Air-float type deflection instrument

Info

Publication number: CN216482869U
Application number: CN202122640002.5U
Authority: CN
Inventors: 吕昌英
Original assignee: Qingdao Lianyingchuangke Testing Equipment Co ltd
Current assignee: Qingdao Lianyingchuangke Testing Equipment Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-10
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses an air-floating type deflection instrument, which relates to the technical field of deflection instruments and is used for solving the problem that the deflection instrument has larger error of a measurement result due to the influence of precision The error is smaller, and the device has the advantages of convenient operation, easy maintenance and low manufacturing cost.

Description

Air-float type deflection instrument

Technical Field

The utility model relates to the technical field of deflection instruments, in particular to an air-floating type deflection instrument.

Background

The deflection instrument is mainly used for measuring the radial run-out error of the shaft parts, the shaft parts are positioned by two centers, the measured parts are rotated, and the measuring head directly measures the radial run-out error of the parts in the radial direction of the measured parts.

The relative position of two top location axles is guaranteed to the yaw appearance on the existing market mainly by metal working, because the metal receives the influence of temperature variation to and the restriction of metal working technology, lead to the precision of yaw appearance can not obtain further promotion.

The defects and shortcomings of the prior art are mainly as follows:

machining is required to ensure product accuracy errors.

The metal base of the yaw meter is easily influenced by temperature, and the overall precision is influenced.

The gauge stand is subject to the precision requirement of the metal guide rail during measurement, so that the measurement error is increased.

Therefore, in view of the defects of the above-mentioned schemes in actual manufacturing and implementation and use, the present invention is invented based on the acquired spirit and concept and assisted by professional knowledge and experience, and after many kinds of ingenuity and experiments, and particularly provides an air-float type deflection instrument for solving the problem of large error of measurement result caused by the influence of precision of the deflection instrument.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air-floating type deflection instrument, which is used for solving the problem that the deflection instrument is influenced by precision to cause larger error of a measurement result in the prior art.

The technical scheme of the utility model is realized as follows: an air-floating type deflection instrument comprises a guide rail base, wherein a first air-floating type center seat and a second air-floating type center seat are arranged on the guide rail base and are respectively in sliding connection with the guide rail base, a first center assembly and a second center assembly are respectively arranged on the first air-floating type center seat and the second air-floating type center seat, the first center assembly comprises a first center, the second center assembly comprises a second center, an air-floating type detector is arranged on the guide rail base, and the air-floating type detector is in sliding connection with the guide rail base.

In a preferred embodiment, the lower end of the guide rail base is provided with a plurality of support legs, and each support leg is used for supporting the guide rail base.

In a preferred embodiment, the guide rail base is a granite base.

As a preferred embodiment, the first center assembly includes a first support arm and a first center point, the first support arm is disposed on the first air-floating center seat, the first center point is fixedly connected to the first support arm, the first center point is disposed on the first center point, a wheeled handle is disposed on the first center point, and the wheeled handle and the first center point are distributed at left and right ends of the first center point.

As a preferred embodiment, the second centre assembly comprises a second support arm and a second centre head, the second support arm is arranged on the second air-floating centre seat, the second centre head is fixedly connected with the second support arm, and the second centre head is arranged on the second centre head.

In a preferred embodiment, the first point and the second point are each located inside a first pointed end and a second pointed end, respectively, the first point and the second point being located opposite the pointed ends of the first point and the second point.

In a preferred embodiment, the air-float type detector is located between the first air-float type tip seat and the second air-float type tip seat.

The utility model has the beneficial effects that:

the air-floating deflection instrument adopts granite as an instrument base; the center seat is moved by adopting an air floating structure, so that errors caused by the deformation of the metal guide rail are avoided; the detector also adopts an air floating structure, and has the characteristics of high smoothness precision and the like.

The utility model solves the problem that the deflection instrument has larger error due to the influence of the precision of the metal guide rail, so that the detection work can be completed more efficiently and with high quality, the detection result has higher precision and smaller error, and the utility model has the advantages of convenient operation, easy maintenance, high precision and low manufacturing cost.

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 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 that other drawings can be obtained according to these drawings without inventive labor.

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

In the figures, 1-first point; 2-a first apex; 3-a wheel type handle; 4-a first support arm; 5-a first air floating type tip seat; 6-a guide rail base; 7-an air-floating detector; 8-a leg; 9-a second centre; 10-a second apex; 11-a second support arm; 12-second air-floating type tip seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; either directly or through an intervening medium, or through internal communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the air-floating type deflection instrument comprises a guide rail base 6, wherein a first air-floating type center seat 5 and a second air-floating type center seat 12 are arranged on the guide rail base 6, the first air-floating type center seat 5 and the second air-floating type center seat 12 are respectively in sliding connection with the guide rail base 6, a first center assembly and a second center assembly are respectively arranged on the first air-floating type center seat 5 and the second air-floating type center seat 12, the first center assembly comprises a first center 1, the second center assembly comprises a second center 9, an air-floating type detector 7 is arranged on the guide rail base 6, and the air-floating type detector 7 is in sliding connection with the guide rail base 6.

The lower end of the guide rail base 6 is provided with a plurality of support legs 8, and each support leg 8 is used for supporting the guide rail base 6.

The guide rail base 6 is a granite base, is less influenced by temperature and has better use effect than a metal base.

The first centre subassembly includes first support arm 4, first apex 2, and first support arm 4 sets up on first air supporting formula apex seat 5, first apex 2 and first support arm 4 fixed connection, and first apex 1 sets up on first apex 2, is provided with wheeled handle 3 on the first apex 2, and both ends about first apex 2 are distributed to wheeled handle 3 and first apex 1.

The second centre assembly comprises a second supporting arm 11 and a second centre head 10, the second supporting arm 11 is arranged on a second air-floating centre head seat 12, the second centre head 10 is fixedly connected with the second supporting arm 11, and the second centre head 9 is arranged on the second centre head 10.

The first point 1 and the second point 9 are respectively positioned at the inner sides of the first pointed end 2 and the second pointed end 10, and the pointed ends of the first point 1 and the second pointed end 9 are oppositely arranged.

The air-floating type detector 7 is positioned between the first air-floating type center seat 5 and the second air-floating type center seat 12 and is used for detecting an object clamped by the two centers.

The utility model is realized in such a way that: the device clamps an object to be measured by utilizing the centers arranged inwards, so that the object to be measured is firstly placed between the first center 1 and the second center 9, the first air-floating center seat 5 and the second air-floating center seat 12 are slid and the wheel-type handle 3 is shaken in a matching manner, a part to be measured is positioned by utilizing the first center 1 and the second center 9, the air-floating detector 7 is slid to a proper position near the object to be measured, the part to be measured is rotated, and the radial runout error of the part to be measured is directly measured by utilizing the air-floating detector 7 in the radial direction of the part to be measured.

The utility model has the beneficial effects that:

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; where combinations of features are mutually inconsistent or impractical, such combinations should not be considered as being absent and not within the scope of the claimed invention.

Claims

1. The air-floating type deflection instrument is characterized by comprising a guide rail base, wherein a first air-floating type center seat and a second air-floating type center seat are arranged on the guide rail base, the first air-floating type center seat and the second air-floating type center seat are respectively in sliding connection with the guide rail base, a first center assembly and a second center assembly are respectively arranged on the first air-floating type center seat and the second air-floating type center seat, the first center assembly comprises a first center, the second center assembly comprises a second center, an air-floating type detector is arranged on the guide rail base, and the air-floating type detector is in sliding connection with the guide rail base.

2. The air-floating yaw rate system of claim 1, wherein a plurality of feet are provided at a lower end of the rail base, each of the feet being configured to support the rail base.

3. The air-floating yaw instrument of claim 1, wherein the rail mount is a granite mount.

4. The air-floating type yaw instrument according to claim 1, wherein the first center assembly comprises a first support arm and a first center point, the first support arm is arranged on the first air-floating type center seat, the first center point is fixedly connected with the first support arm, the first center point is arranged on the first center point, a wheel-type handle is arranged on the first center point, and the wheel-type handle and the first center point are distributed at the left end and the right end of the first center point.

5. The air-floating yaw instrument of claim 4, wherein the second center assembly comprises a second support arm and a second center point, the second support arm is disposed on the second air-floating center point seat, the second center point is fixedly connected to the second support arm, and the second center point is disposed on the second center point.

6. The air-float yaw instrument of claim 5, wherein the first apex and the second apex are each located inside a first apex point and a second apex point, respectively, the first apex point and the second apex point being disposed opposite the apex point.

7. The air-floating yaw rate indicator of claim 6, wherein the air-floating detector is located between the first air-floating apex seat and the second air-floating apex seat.