Inner diameter measuring tool in boring process of axle suspension bush
By designing an inner diameter measuring tool for the boring process of the telex locomotive shaft shingle, the combination of fixtures and measuring parts solves the problem of obstructing measurement through the boring bar through the bearing shingle, and the accuracy of the inner diameter during the boring process is achieved Measurement and adjustment improve boring accuracy and maintenance quality.
Patent Information
- Application Number
- CN202421094780.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-05-17
AI Technical Summary
During the boring process of the telex locomotive axle shingle, the prior art cannot effectively measure the inner diameter of the boring bar through the bearing shingle, making it difficult to ensure boring accuracy and coaxiality.
A tool for measuring the inner diameter of the boring process of axle-bearing shingle is designed, including fixing parts and measuring parts. The fixing parts are close to the boring bar. The measuring parts extend in the radial direction of the boring bar and tightly hold the inner wall of the bearing wall, using semicircular support. and micrometer to achieve inner diameter measurement.
It realizes accurate measurement of the inner diameter of the bearing shell without disassembling the equipment, ensures the quality and accuracy of the boring process, can judge the circularity and eccentricity of the hole diameter, and improves the maintenance quality.
Smart Images
Figure CN222231529U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bearing bush processing, in particular to a tool for measuring the inner diameter of a bearing bush during boring. Background Art
[0002] At present, when boring the inner diameter of the bearing bush of the electric locomotive, the boring machine is fixed on the traction motor, and the boring bar passes through the left and right ends of the bearing bush and is installed on the two outer brackets. In order to ensure the accuracy and coaxiality of the bearing bush processing, the boring bar cannot be removed before the boring of the bearing bush is completed. During the processing, the inner diameter of the processed bearing bush must be measured continuously. In this way, the boring size and accuracy can be continuously adjusted. Since the boring bar passes through the bearing bush and hinders the measurement, there is currently no special measuring tool for measuring it. Utility Model Content
[0003] The purpose of the utility model is to provide a tool for measuring the inner diameter of a bearing shell during boring process, so as to solve the problems existing in the above-mentioned prior art. The utility model has a simple structure and is easy to use, and can measure the inner diameter of a bearing shell during boring process without disassembling any equipment.
[0004] To achieve the above purpose, the utility model provides the following solutions:
[0005] The utility model provides a tool for measuring the inner diameter of a bearing shell during boring, comprising: a fixing part and a measuring part, wherein the fixing part is used to be close to a boring bar; the measuring part is fixedly connected to the fixing part, and the fixing part can make the measuring part extend or shorten in the radial direction of the boring bar, and the end of the measuring part away from the fixing part can extend and be close to the inner wall of the bearing shell to measure the radius of the bearing shell.
[0006] Preferably, the fixing member is a semicircular support.
[0007] Preferably, the inner diameter of the semicircular support is the same as the outer diameter of the boring bar.
[0008] Preferably, the measuring member is a micrometer, and the micrometer is fixedly connected to the semicircular support.
[0009] Preferably, the telescopic direction of the micrometer is in the radial direction of the semicircular support.
[0010] Compared with the prior art, the utility model has achieved the following technical effects:
[0011] The utility model provides a tool for measuring the inner diameter of a bearing shell during the boring process. By placing a fixing part close to a boring bar and extending a measuring part in the radial direction of the boring bar and pressing against the inner wall of the bearing shell, the inner diameter measurement of the bearing shell can be completed. The overall structure is relatively simple and convenient for operators to use. The tool can measure the inner diameter size during the boring process of the bearing shell, detect and adjust the inner diameter of the bearing shell during the boring process, and ensure the maintenance quality. During the machining process of the bearing shell, by measuring the inner diameter size of the aperture in different directions, the roundness and eccentricity of the aperture can be accurately judged, thereby evaluating the boring quality and machining accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0013] Figure 1 A schematic diagram of the structure of the inner diameter measuring tool for the bearing bush boring process provided by the utility model when in use;
[0014] In the figure: 1. Micrometer; 2. Semicircular support; 3. Boring rod; 4. Bearing shell. DETAILED DESCRIPTION
[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0016] The purpose of the utility model is to provide a tool for measuring the inner diameter of a bearing shell during boring process, so as to solve the problems existing in the above-mentioned prior art. The utility model has a simple structure and is easy to use, and can measure the inner diameter of a bearing shell during boring process without disassembling any equipment.
[0017] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0018] The utility model provides a tool for measuring the inner diameter of a bearing bush during boring process. Figure 1As shown, it includes: a fixing part and a measuring part, the fixing part is used to stick to the boring bar 3; the measuring part is fixedly connected to the fixing part, and the fixing part can make the measuring part extend or shorten in the radial direction of the boring bar 3, and the end of the measuring part away from the fixing part can extend and press against the inner wall of the bearing shell 4 to measure the radius of the bearing shell 4, by putting the fixing part close to the boring bar 3, and by the measuring part extending in the radial direction of the boring bar 3 and pressing against the inner wall of the bearing shell 4, the inner diameter measurement of the bearing shell 4 can be completed, the overall structure is relatively simple, and it is convenient for operators to use, and the measurement of the inner diameter size during the boring process of the bearing shell is realized, and the detection and adjustment of the inner diameter of the bearing shell 4 during the boring process is realized, so as to ensure the maintenance quality, and in the processing process of the bearing shell 4, by measuring the inner diameter size of the aperture in different directions, the roundness and eccentricity of the aperture can be accurately judged, so as to evaluate the boring quality and processing accuracy.
[0019] In a preferred embodiment, the fixing member is a semicircular support 2 with a simple structure, which can be fitted with the boring bar 3 to ensure that each measured data is the distance between the axis of the boring bar 3 and the inner wall of the bearing shell 4.
[0020] In a preferred embodiment, the inner diameter of the semicircular support 2 is the same as the outer diameter of the boring bar 3, thereby ensuring the accuracy of data measurement.
[0021] In a preferred embodiment, the measuring part is a micrometer 1, which is fixedly connected to a semicircular support 2, has a simple structure, and is easy to obtain.
[0022] In a preferred embodiment, the telescopic direction of the micrometer 1 is in the radial direction of the semicircular support 2 to ensure the accuracy of the measurement.
[0023] Operation process: When in use, combine the micrometer 1 and the semicircular support 2 together and place them between the boring bar 3 and the bearing shell 4. Due to the action of the semicircular support 2, the inside diameter micrometer 1 can be vertically maintained between the boring bar 3 and the bearing shell 4. By rotating the length of the inside diameter micrometer 1, the value between the boring bar 3 and the bearing shell 4 can be accurately measured. Multiply this value and then add the diameter of the boring bar 3 to calculate the inner diameter of the bearing shell 4.
[0024] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of the present invention. At the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.
Claims
1. A tool for measuring the inner diameter of a bearing bush during boring, characterized in that: include: A fixing member, the fixing member is used to close the boring bar; as well as A measuring piece is fixedly connected to the fixing piece, and the fixing piece can extend or shorten the measuring piece in the radial direction of the boring bar, and one end of the measuring piece away from the fixing piece can extend and press against the inner wall of the bearing shell to measure the radius of the bearing shell.
2. The inner diameter measuring tool for the bearing bush boring process according to claim 1 is characterized in that: The fixing piece is a semicircular support.
3. The inner diameter measuring tool for the bearing bush boring process according to claim 2 is characterized in that: The inner diameter of the semicircular support is the same as the outer diameter of the boring bar.
4. The inner diameter measuring tool for the bearing bush boring process according to claim 3 is characterized in that: The measuring piece is a micrometer, and the micrometer is fixedly connected to the semicircular support.
5. The inner diameter measuring tool for the bearing bush boring process according to claim 4 is characterized in that: The telescopic direction of the micrometer is in the radial direction of the semicircular support.