CN217330985U - Reducer casing internal diameter measuring device - Google Patents
Reducer casing internal diameter measuring device Download PDFInfo
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- CN217330985U CN217330985U CN202221191733.4U CN202221191733U CN217330985U CN 217330985 U CN217330985 U CN 217330985U CN 202221191733 U CN202221191733 U CN 202221191733U CN 217330985 U CN217330985 U CN 217330985U
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- measuring device
- gauge head
- internal diameter
- auxiliary frame
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Abstract
The utility model belongs to the technical field of measuring device technique and specifically relates to indicate a reduction gear casing internal diameter measuring device. The problem that the axial runout of the inner diameter cannot be accurately measured is solved. It includes internal diameter percentage table and auxiliary frame, and the internal diameter percentage table includes gauge outfit, gauge rod and gauge head, and the top and the gauge outfit of gauge rod are connected, and the bottom of gauge head and gauge rod links firmly perpendicularly, and the installation end and the auxiliary frame threaded connection of gauge head, the work end and the gauge rod of gauge head are perpendicular, and one side threaded connection that the gauge head was kept away from to the auxiliary frame has the table post, and the table post coincides with the axis of gauge head. The utility model discloses can accurate measurement await measuring the axial of internal diameter and beat, the axiality of accurate measurement casing improves the equipment and the use in later stage.
Description
Technical Field
The utility model belongs to the technical field of measuring device technique and specifically relates to indicate a reduction gear casing internal diameter measuring device.
Background
In order to measure the inner diameter of the shell of the speed reducer, an inner diameter dial indicator is usually needed to measure the inner diameter, the inner diameter is a mounting hole of the shell of the motor, machining tolerance is small, and the center of the shell is provided with a bearing mounting platform which is higher than the mounting hole of the shell of the motor, so that the inner diameter dial indicator cannot be used for measuring during measurement.
However, because the axial runout of the inner diameter cannot be accurately measured, the traditional measuring method adopts a vernier caliper or a digital display caliper to measure, so that the numerical value is inaccurate, the coaxiality of the shell cannot be accurately measured, and the installation hole is extremely large or small, so that the later assembly and use are affected.
Disclosure of Invention
The utility model provides a reduction gear casing internal diameter measuring device, the axial of the internal diameter that can the accurate measurement awaits measuring is beated, and the axiality of accurate measurement casing improves the equipment and the use in later stage.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a reduction gear casing internal diameter measuring device, includes internal diameter percentage table and supplementary frame, the internal diameter percentage table includes gauge outfit, gauge rod and gauge head, the top and the gauge outfit of gauge rod are connected, the bottom of gauge head and gauge rod links firmly perpendicularly, the installation end and the supplementary frame threaded connection of gauge head, the work end and the gauge rod of gauge head are perpendicular, one side threaded connection that supplementary frame kept away from the gauge head has the table post, the coincidence of the axis of table post and gauge head.
Further, the section of the auxiliary frame is of a rectangular hollow structure.
Further, the corners of the auxiliary frame are in arc transition.
Further, the aspect ratio of the auxiliary frame is 1:0.85-1: 0.973.
Further, the length of the watch column is 7-13 MM.
Furthermore, the auxiliary frame is provided with a mounting hole, the inner wall of the mounting hole is provided with a thread groove, the watch column is coaxially provided with a thread part, and the thread part is in threaded connection with the thread groove.
Further, the axial distance of the thread part is 3-7 MM.
The utility model has the advantages that:
1. the axial runout of the inner diameter to be measured can be accurately measured, the coaxiality of the shell can be accurately measured, and later-stage assembly and use are improved.
2. The rotary meter column can be disassembled and assembled with the auxiliary frame, the assembling is convenient, the occupied space can be saved, the distance between the meter column and the measuring head can be conveniently adjusted in a fine mode, and the applicability is strong.
3. The axial distance of the meter rod can be conveniently adjusted, the inner diameter of a shell with the inner diameter difference of 3-7MM is favorably suitable, and the connection stability of the meter rod is guaranteed.
Drawings
FIG. 1 is a schematic structural diagram of the internal diameter measuring device of the reducer casing;
FIG. 2 is a sectional view of the inside diameter measuring device of the reducer case;
FIG. 3 is an enlarged view taken at A in FIG. 2;
description of reference numerals:
1. an inner diameter dial indicator; 2. an auxiliary frame; 3. a gauge head; 4. a meter lever; 5. a measuring head; 6. a surface column; 7. mounting holes; 8. a thread groove; 9. a threaded portion.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1-3, a reduction gear casing internal diameter measuring device, including internal diameter percentage table 1 and auxiliary frame 2, internal diameter percentage table 1 includes gauge outfit 3, gauge rod 4 and gauge head 5, the top of gauge rod 4 is connected with gauge outfit 3, gauge head 5 links firmly perpendicularly with the bottom of gauge rod 4, the installation end and the 2 threaded connection of auxiliary frame of gauge head 5, the work end and the gauge rod 4 of gauge head 5 are perpendicular, one side threaded connection that auxiliary frame 2 kept away from gauge head 5 has table post 6, table post 6 coincides with the axis of gauge head 5.
As shown in fig. 1-3, during installation, the auxiliary frame 2 is placed in the casing to be measured, the middle part of the auxiliary frame 2 is used for the internal structure of the casing to pass through, so that the interference of the auxiliary frame 2 and the auxiliary frame is avoided, the measuring head 5 and the gauge column 6 are respectively and correspondingly abutted against the inner diameter to be measured, the inner diameter to be measured passes through the center of the inner diameter to be measured, the auxiliary frame 2 is driven to move axially along the inner diameter to be measured, and the radial runout of the inner diameter to be measured can be accurately measured, so that the coaxiality can be measured; the auxiliary frame 2 is rotated to observe the reading on the dial indicator when the auxiliary frame rotates around the axis of the inner hole to be measured, so that the diameter deviation of the inner diameter to be measured can be known conveniently, the coaxiality, the axial runout and the diameter error can be effectively measured, the structure is simple, the measurement is convenient, the axial runout of the inner diameter to be measured can be accurately measured, the coaxiality of the shell can be accurately measured, and the later-stage assembly and use are improved; because the installation end of gauge head 5 and auxiliary frame 2 threaded connection, be convenient for dismouting internal diameter percentage table 1.
As shown in fig. 1 to 3, in the present embodiment, the cross section of the auxiliary frame 2 is a rectangular hollow structure.
In this embodiment, the corners of the auxiliary frame 2 are in arc transition. The shell is prevented from being scratched by the outer sides of the corners of the auxiliary frame 2, and the protective shell is facilitated.
In this embodiment, the aspect ratio of the auxiliary frame 2 is 1:0.85 to 1: 0.973.
In this embodiment, the length of the watch column 6 is 7-13 MM.
As shown in fig. 2 and 3, in the present embodiment, the auxiliary frame 2 is provided with a mounting hole 7, a threaded groove 8 is provided on an inner wall of the mounting hole 7, a threaded portion 9 is coaxially provided on the watch column 6, and the threaded portion 9 is screwed into the threaded groove 8.
The watch column 6 can be disassembled and assembled with the auxiliary frame 2 by rotating the watch column, so that the assembling is convenient, the occupied space can be saved, the distance between the watch column 6 and the measuring head 5 can be conveniently adjusted in a fine mode, and the applicability is strong.
As shown in FIG. 3, in this embodiment, the axial distance of the threaded portion 9 is 3-7 MM. The axial distance of the gauge rod 4 can be conveniently adjusted, the inner diameter of a shell with the inner diameter difference of 3-7MM is favorably suitable, and the connection stability of the gauge rod 4 is guaranteed.
All the technical features in the embodiment can be freely combined according to actual needs.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.
Claims (7)
1. The utility model provides a reduction gear casing internal diameter measuring device, includes internal diameter percentage table (1) and supplementary frame (2), its characterized in that, internal diameter percentage table (1) is including gauge outfit (3), gauge rod (4) and gauge head (5), the top and gauge outfit (3) of gauge rod (4) are connected, gauge head (5) link firmly perpendicularly with the bottom of gauge rod (4), the installation end and supplementary frame (2) threaded connection of gauge head (5), the work end and gauge rod (4) of gauge head (5) are perpendicular, one side threaded connection that gauge head (5) were kept away from in supplementary frame (2) has table post (6), the axis coincidence of table post (6) and gauge head (5).
2. The inside diameter measuring device of the reducer case according to claim 1, wherein the cross section of the auxiliary frame (2) is a rectangular hollow structure.
3. The inside diameter measuring device of the reducer case according to claim 2, characterized in that the corners of the auxiliary frame (2) are in circular arc transition.
4. The inside diameter measuring device of the reducer case according to claim 3, wherein the aspect ratio of the subframe (2) is 1:0.85 to 1: 0.973.
5. The inside diameter measuring device of a decelerator housing according to claim 1, wherein the length of the gauge post (6) is 7-13 MM.
6. The inside diameter measuring device of the shell of the speed reducer according to claim 1, wherein the auxiliary frame (2) is provided with a mounting hole (7), the inner wall of the mounting hole (7) is provided with a thread groove (8), the watch column (6) is coaxially provided with a thread part (9), and the thread part (9) is in threaded connection with the thread groove (8).
7. The inside diameter measuring device of a reducer case according to claim 6, characterized in that the axial distance of the threaded portion (9) is 3-7 MM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221191733.4U CN217330985U (en) | 2022-05-17 | 2022-05-17 | Reducer casing internal diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221191733.4U CN217330985U (en) | 2022-05-17 | 2022-05-17 | Reducer casing internal diameter measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217330985U true CN217330985U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221191733.4U Active CN217330985U (en) | 2022-05-17 | 2022-05-17 | Reducer casing internal diameter measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217330985U (en) |
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2022
- 2022-05-17 CN CN202221191733.4U patent/CN217330985U/en active Active
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