CN220818826U

CN220818826U - Gear checking tool

Info

Publication number: CN220818826U
Application number: CN202322519832.1U
Authority: CN
Inventors: 贡荣斌; 张稳; 朱惠明
Original assignee: Changzhou Qianfeng Machinery Technology Co ltd
Current assignee: Changzhou Qianfeng Machinery Technology Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-04-19
Anticipated expiration: 2033-09-18

Abstract

The application discloses a gear checking tool, and belongs to the technical field of gear checking. Mainly comprises the following steps: the guide seat is of a horizontal rod body structure; the mounting table is provided with a shell, the shell is rotationally connected to one end of the top of the guide seat, and the top of the shell is provided with a clamping mechanism; the detection assembly comprises a detection column, the detection column is sleeved and mounted on the outer surface of the guide seat, and a detection strip is arranged in the detection column. The gear checking tool can measure the radius of the gear, can observe the change of the distance between the outer ring of the gear and the detection column through the rotation of the gear, can detect whether the outer ring of the gear is regular, calculates the difference between the maximum radius and the minimum radius of the gear, and can read the reading of the tooth slot depth after the detection head is abutted against the inner wall of the tooth slot of the gear so as to check the gear.

Description

Gear checking tool

Technical Field

The application relates to the technical field of gear verification, in particular to a gear verification tool.

Background

The development of gear measurement technology has been in the past hundred years, and during the production of precision gears, it is necessary to check the diameter and height of the size of the gear sample to be processed in order to verify the gear.

The patent with the bulletin number of CN 208833133U discloses a precision gear processing detection device, a gear to be detected is positioned inside a gear detection shell, a pushing plate on a positioning shell is moved, a second arc-shaped block pushes the gear to be detected to move to be in contact with a first arc-shaped block, meanwhile, a pointer moves on the positioning shell while a supporting rod moves, and scale marks are arranged on the positioning shell, so that the diameter of the gear to be detected can be rapidly measured according to the pointing direction of the pointer.

However, according to the technical scheme, the diameter of the gear to be detected is rapidly measured through the pointing direction of the pointer, whether the outer ring of the processed gear sample is regular or not cannot be detected, the depth of the tooth slot cannot be measured, and if the outer ring of the gear sample is deviated, the situation that the tooth slot depth is different is difficult to detect, so that the verification of the gear is not facilitated.

It is therefore necessary to provide a gear verification tool to address the above-described problems.

It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems existing in the prior art, the present application aims to solve the problems: the gear checking tool can detect whether the outer ring of the gear is regular or not, and can read out the reading of the tooth slot depth by calculating the difference between the maximum radius and the minimum radius of the gear so as to check the gear.

The technical scheme adopted for solving the technical problems is as follows: a gear verification tool, comprising: the guide seat is of a horizontal rod body structure; the mounting table is provided with a shell, the shell is rotatably connected to one end of the top of the guide seat, and the top of the shell is provided with a clamping mechanism; the detection assembly comprises a detection column, wherein the detection column is sleeved and mounted on the outer surface of the guide seat, and a detection strip is arranged in the detection column.

Further, the clamping mechanism comprises a plurality of column claws, the column claws are arranged at the top of the shell in a circumferential array, and a driving unit for driving the column claws to open outwards is further arranged on the clamping mechanism.

Further, the top of guide holder is provided with a plurality of with the corresponding straight slide hole of post claw, the lower extreme sliding connection of post claw is in the straight slide hole, drive unit includes the limiting plate, the surface of limiting plate is provided with a plurality of arc holes that pass the limiting plate, the lower extreme of post claw stretches into in the arc hole.

Further, the bottom of the limiting disc is fixedly connected with a screw rod, the screw rod penetrates through the bottom wall of the shell and extends out of the shell, and the screw rod is in threaded connection with the shell.

Further, the bottom of casing fixedly connected with collar, the casing passes the axle center of collar, the collar rotates to be connected in the top of guide holder one end.

Further, the detection strip is horizontally arranged in the detection column in a sliding mode, the detection strip is provided with a detection head, one end, close to the detection head, of the detection column is provided with a shrinkage groove, and the shrinkage groove is matched with the detection head.

The beneficial effects of the application are as follows: according to the gear verification tool provided by the application, the guide seat, the mounting table and the detection assembly are arranged, the detection column is pushed to be in contact with the gear, the radius of the gear can be measured, the change of the distance between the outer ring of the gear and the detection column can be observed through rotation of the gear, whether the outer ring of the gear is regular can be detected, the difference between the maximum radius and the minimum radius of the gear is calculated, and after the detection head is abutted against the inner wall of the tooth groove of the gear, the reading of the depth of the tooth groove can be read, so that the gear can be verified.

In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

In the drawings:

FIG. 1 is an overall schematic of a gear verification tool of the present application;

FIG. 2 is a schematic view of the mounting table of FIG. 1;

FIG. 3 is a schematic bottom view of the entirety of a gear verification tool of FIG. 1;

FIG. 4 is a cross-sectional view of the sensing assembly of FIG. 1;

Wherein, each reference sign in the figure:

1. a guide seat;

2. A mounting table; 21. a housing; 211. a straight slide hole; 212. a mounting ring; 22. column claws; 23. a limiting disc; 231. an arc-shaped hole; 24. a screw;

3. A detection assembly; 31. a detection column; 311. square holes; 312. a shrink tank; 32. a test strip; 321. a detection head; 322. a handle.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

As shown in fig. 1, the present application provides a gear verification tool, comprising: the guide seat 1 is a horizontal rod body structure; the top of guide holder 1 is provided with mount table 2, and this mount table 2 has casing 21, and fixture is installed at the top of casing 21, and mount table 2 can carry out the centre gripping to the gear sample, and casing 21 rotates to be connected in the top one end of guide holder 1, and after mount table 2 carries out the centre gripping to the gear, can rotate mount table 2 to detect the outer lane of gear.

The top of guide holder 1 still is provided with detection component 3, and this detection component 3 is including detecting post 31, and detection post 31 cover is established and is installed at the surface of guide holder 1, and the bottom of detection post 31 is provided with square hole 311, and detection post 31 passes through square hole 311 cover and establishes and sliding connection at the surface of guide holder 1. After the gear is clamped by the mounting table 2, the detection column 31 is driven to slide towards the gear, when the detection column 31 is contacted with the gear, the radius of the gear can be measured, the position of the detection column 31 is kept unchanged, the gear is driven to rotate by rotating the mounting table 2, whether the outer ring of the gear is regular or not can be detected by observing the change of the distance between the outer ring of the gear and the detection column 31, a scale can be arranged on the surface of the guide seat 1, the axis of the shell 21 is used as 0 scale, the scale is gradually increased along the direction of the guide seat 1 away from the shell 21, and when the detection column 31 is contacted with the outer ring of the gear, the radius of the gear can be read, and the difference between the maximum radius and the minimum radius of the gear can be calculated;

In addition, the detection column 31 is internally provided with a detection strip 32, and when the detection column 31 abuts against the outer ring of the gear, the detection strip 32 slides into the tooth slot of the gear and abuts against the inner wall of the tooth slot, so that the depth of the tooth slot can be measured.

As shown in fig. 1-3, in an embodiment, the clamping mechanism includes a plurality of post claws 22, the plurality of post claws 22 are installed at the top of the housing 21 in a circumferential array, and a driving unit for driving the plurality of post claws 22 to open outwards is further provided to sleeve the gear on the outer surfaces of the plurality of post claws 22, so that the gear can be clamped by driving the plurality of post claws 22 to open outwards.

Wherein, the top of guide holder 1 is provided with a plurality of straight slide hole 211 corresponding with post claw 22, and the lower extreme sliding connection of post claw 22 is in straight slide hole 211, and post claw 22 can slide along straight slide hole 211, and post claw 22 can not be in vertical upward movement, and drive unit includes spacing dish 23, and the surface of spacing dish 23 is provided with a plurality of arc holes 231 that pass spacing dish 23, and the lower extreme of post claw 22 stretches into in the arc hole 231, drives spacing dish 23 rotation, under the effect of arc hole 231, a plurality of post claws 22 can inwards contract or outwards open.

In addition, the bottom of the limiting disc 23 is fixedly connected with a screw 24, the screw 24 penetrates through the bottom wall of the shell 21 and extends out of the shell 21, the screw 24 is in threaded connection with the shell 21, the limiting disc 23 can be controlled to rotate in a spiral mode by rotating the screw 24, and it is noted that the limiting disc 23 can be sleeved at the lower end of the column claw 22 under the action of the arc-shaped hole 231 and can be displaced in the vertical direction.

As shown in fig. 3, in an embodiment, a mounting ring 212 is fixedly connected to the bottom of the housing 21, the mounting ring 212 may be integrally formed with the housing 21, the housing 21 passes through the axis of the mounting ring 212 but is not in contact with the inner wall of the mounting ring 212, and the mounting ring 212 is rotatably connected in the top of one end of the guide holder 1, so that the housing 21 can rotate on the top of the guide holder 1, and a bearing may be disposed between the housing 21 and the guide holder 1, so that an operator can rotate the housing 21.

As shown in fig. 4, in this embodiment, the test strip 32 is horizontally slidably disposed in the test post 31, the test strip 32 has a test head 321, one end of the test post 31 near the test head 321 is provided with a shrinkage groove 312, the shrinkage groove 312 is adapted to the test head 321, the shrinkage groove 312 can be completely accommodated in the shrinkage groove 312, so that the test head 321 will not block the operation of the test post 31, a scale can be set on the surface of the test head 321, the end of the test head 321 near the housing 21 is 0 scale, which is gradually increased to the end of the test head 321 far away from the housing 21, the test head 321 is abutted against the inner wall of the tooth slot of the gear, and then the reading of the tooth slot depth can be read, in addition, a handle 322 is further provided at the end of the test strip 32 far away from the test head 321, so that the operator can operate the test strip 32.

Working principle:

The gear is sleeved on the outer surfaces of the plurality of column claws 22, the screw 24 is rotated to rotate spirally, and the plurality of column claws 22 can be controlled to open under the combined action of the straight sliding holes 211 and the arc-shaped holes 231 to clamp the gear;

When the detection column 31 is in contact with the gear, the radius of the gear can be measured, the position of the detection column 31 is kept motionless, the gear is driven to rotate by rotating the mounting table 2, whether the outer ring of the gear is regular or not can be detected by observing the change of the distance between the outer ring of the gear and the detection column 31, and the difference between the maximum radius and the minimum radius of the gear is calculated.

After the detection head 321 is abutted against the inner wall of a tooth groove of the gear, the reading of the tooth groove depth can be read;

The gear can be checked based on the detected data, and if the detected data is not within a predetermined range, the gear processing equipment can be adjusted until the processed gear reaches the standard.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A gear verification tool, characterized in that: comprising the following steps:

The guide seat (1), the guide seat (1) is a horizontal rod body structure;

The mounting table (2) is provided with a shell (21), the shell (21) is rotatably connected to one end of the top of the guide seat (1), and a clamping mechanism is arranged on the top of the shell (21);

The detection assembly (3), the detection assembly (3) comprises a detection column (31), the detection column (31) is sleeved and arranged on the outer surface of the guide seat (1), and a detection strip (32) is arranged inside the detection column (31).

2. A gear verification tool according to claim 1, wherein: the clamping mechanism comprises a plurality of column claws (22), the column claws (22) are arranged at the top of the shell (21) in a circumferential array, and a driving unit for driving the column claws (22) to open outwards is further arranged on the clamping mechanism.

3. A gear verification tool according to claim 2, wherein: the top of guide holder (1) be provided with a plurality of with post claw (22) corresponding straight slide hole (211), the lower extreme sliding connection of post claw (22) is in straight slide hole (211), drive unit includes spacing dish (23), the surface of spacing dish (23) is provided with a plurality of arc hole (231) that pass spacing dish (23), the lower extreme of post claw (22) stretches into in arc hole (231).

4. A gear verification tool according to claim 3, wherein: the bottom of the limiting disc (23) is fixedly connected with a screw rod (24), the screw rod (24) penetrates through the bottom wall of the shell (21) and extends out of the shell (21), and the screw rod (24) is in threaded connection with the shell (21).

5. A gear verification tool according to claim 4, wherein: the bottom of casing (21) fixedly connected with collar (212), casing (21) pass the axle center of collar (212), collar (212) rotate and connect in the top of guide holder (1) one end.

6. A gear verification tool according to claim 1, wherein: the detection strip (32) is horizontally arranged in the detection column (31) in a sliding mode, the detection strip (32) is provided with a detection head (321), one end, close to the detection head (321), of the detection column (31) is provided with a shrinkage groove (312), and the shrinkage groove (312) is matched with the detection head (321).