CN217877478U

CN217877478U - Multi-step slender inner hole nondestructive testing measuring tool for speed reducer shaft of new energy passenger car

Info

Publication number: CN217877478U
Application number: CN202222355153.0U
Authority: CN
Inventors: 刘军伍; 刘旭; 段超
Original assignee: DONGFENG FORGING CO LTD
Current assignee: DONGFENG FORGING CO LTD
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-11-22
Anticipated expiration: 2032-09-05

Abstract

The utility model provides a long and thin hole nondestructive test measuring tool of many steps of new forms of energy passenger car reduction gear axle, include: fixed axle, annular mark line and logical no-go gage, fixed axle both sides wall periphery all is provided with the inclined plane, fixed axle one end is fixed with the spliced pole, be provided with the data plate on the spliced pole, data plate one side is connected with logical no-go gage, it is provided with to be the annular on the logical no-go gage the annular mark line, it is provided with the slope to lead to no-go gage both sides wall periphery. The utility model discloses a logical no-go gage, annular mark line and the fixed axle that set up can make the measuring tool of detecting deepen fast to the step hole of reduction gear axle, need not to cut open and to accomplish the detection achievement to step hole size under the condition of destroying the step hole, realized the on-line measuring of reduction gear axle production, satisfy the management and control requirement of production site quality.

Description

Multi-step slender inner hole nondestructive testing measuring tool for speed reducer shaft of new energy passenger car

Technical Field

The utility model relates to a nondestructive test measuring tool technical field particularly, relates to the long and thin hole nondestructive test measuring tool of multi-step of new forms of energy passenger car reduction gear axle.

Background

Various shaft parts are generally arranged in the speed reducer of the new energy passenger car, an input shaft and an output shaft are through holes, a plurality of step holes with different diameters and different depths are arranged in an inner hole, and a contourgraph is usually adopted to detect whether the sizes of the step holes meet the technological requirements.

Because the diameter of the step hole is small, the depth is deep, and when the contourgraph is used for detection, a probe of the contourgraph cannot penetrate into part of the step hole, the contourgraph is used for measuring the size of the multi-step slender inner hole of the speed reducer shaft and needs to be cut open.

However, the detection mode of splitting the speed reducer shaft is not suitable for the detection of the production field of the speed reducer shaft, and the destructive detection mode also does not meet the control requirement of the quality of the production field.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides the long and thin hole nondestructive test measuring tool of multi-step of new forms of energy passenger car reduction gear axle to solve the detection that the detection measuring tool destructiveness among the prior art's detection mode is unsuitable reduction gear axle production site, the problem of the management and control requirement of unsatisfied production site quality.

In order to achieve the above object, according to the utility model discloses an aspect provides the long and thin hole nondestructive test measuring tool of multi-step of new forms of energy passenger car reduction gear axle, includes: fixed axle, annular mark line and logical no-go gage, fixed axle both sides wall periphery all is provided with the inclined plane, fixed axle one end is fixed with the spliced pole, be provided with the data plate on the spliced pole, data plate one side is connected with logical no-go gage, it is provided with to be the annular on the logical no-go gage the annular mark line, logical no-go gage both sides wall periphery is provided with the slope.

Furthermore, the inclined plane is formed on the fixed shaft, the fixed shaft is made of stainless steel, one end of the fixed shaft can extend into the step slender inner hole of the speed reducer shaft, and the inner diameter of the fixed shaft is compared and detected.

Furthermore, the spliced pole with the fixed axle welding, the data plate shaping in on the spliced pole, the spliced pole plays the effect of firm connection for the length of surveying instrument can be injectd, the model parameter of this surveying instrument is marked on the data plate.

Further, lead to the no-go gage with the spliced pole welding, lead to the no-go gage and be stainless steel, lead to the no-go gage and can stretch into the long and thin hole of step and observe the use.

Further, the slope shaping in lead to on the no-go gage, the annular mark line shaping in lead to on the no-go gage, the slope can make lead to in the long and thin hole of step of going deep into the reduction gear axle that no-go gage one end is steady more in the same direction as smooth, the annular mark line can effectively be blocked in the long and thin hole of step.

Use the technical scheme of the utility model, when using this long and thin hole nondestructive test measuring tool of many steps, at first will lead to the no-go gage and insert downtheholely, guarantee through the measuring tool that reduction gear shaft length hole shelters from the clearance between the spliced pole and approximately equals 1 centimetre, then explain this position hole and do not be less than the lower limit size, the step position that detects is also correct, if unsatisfied, explain the size nonconforming of this position, need not to cut open the on-line measuring and the short-term test work that realize the reduction gear shaft under the condition of destroying the hole.

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

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a multi-step slender inner hole nondestructive testing measuring tool for a reducer shaft of a new energy passenger car according to the utility model;

fig. 2 shows a front view of a multi-step elongated inner hole nondestructive testing gauge of a reducer shaft of a new energy passenger car according to the present invention;

fig. 3 shows a left side view of the guide groove in the multi-step slender inner hole nondestructive testing measuring tool for the speed reducer shaft of the new energy passenger car according to the utility model.

Wherein the figures include the following reference numerals:

1. a fixed shaft; 2. marking a line by a ring groove; 3. a go-no go gauge; 4. a slope; 5. connecting columns; 6. a bevel; 7. a nameplate.

Detailed Description

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

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances for describing the embodiments of the invention described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The multi-step slender inner hole nondestructive testing gauge for the reducer shaft of the new energy passenger car shown in fig. 1-3 comprises: fixed axle 1, annular groove mark line 2 and lead to no-go gage 3, fixed axle 1 both sides wall periphery all is provided with inclined plane 6, and fixed axle 1 one end is fixed with spliced pole 5, is provided with data plate 7 on the spliced pole 5, and one side of data plate 7 is connected with lead to no-go gage 3, is provided with annular groove mark line 2 on leading to no-go gage 3, leads to no-go gage 3 both sides wall periphery and is provided with slope 4. The utility model discloses a logical no-go gage, annular mark line and the fixed axle that set up can make the measuring tool of detecting deepen fast to the step hole of reduction gear axle, need not to cut open and to accomplish the detection achievement to step hole size under the condition of destroying the step hole, realized the on-line measuring of reduction gear axle production, satisfy the management and control requirement of production site quality.

As shown in fig. 1-3, the inclined plane 6 is formed on the fixing shaft 1, the fixing shaft 1 is made of stainless steel, and one end of the fixing shaft 1 can extend into a step elongated inner hole of the speed reducer shaft to compare and detect the inner diameter of the fixing shaft.

As shown in fig. 1 to 3, the connecting column 5 is welded to the fixing shaft 1, the nameplate 7 is formed on the connecting column 5, the connecting column 5 plays a role in stable connection, so that the length of the measuring tool can be limited, and the nameplate 7 is marked with model parameters of the measuring tool.

As shown in figures 1-3, go-no go gauge 3 and spliced pole 5 welding, go-no go gauge 3 is stainless steel material, and go-no go gauge 3 can stretch into the long and thin hole of step and observe the use.

As shown in fig. 1-3, the slope is formed on the go-no go gauge 3, the ring groove marking line 2 is formed on the go-no go gauge 3, the slope enables one end of the go-no go gauge 3 to more stably and smoothly go deep into the step elongated inner hole of the speed reducer shaft, and the ring groove marking line 2 can be effectively clamped into the step elongated inner hole.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Long and thin hole nondestructive test measuring tool of many steps of new forms of energy passenger car reduction gear axle, its characterized in that includes: fixed axle (1), annular mark line (2) and logical no-go gage (3), fixed axle (1) both sides wall periphery all is provided with inclined plane (6), fixed axle (1) one end is fixed with spliced pole (5), be provided with data plate (7) on spliced pole (5), data plate (7) one side is connected with logical no-go gage (3), it is provided with to be the annular on no-go gage (3) annular mark line (2), logical no-go gage (3) both sides wall periphery is provided with slope (4).

2. The multi-step slender inner hole nondestructive testing gauge for the reducer shaft of the new energy passenger car according to claim 1, characterized in that the inclined surface (6) is formed on the fixed shaft (1), and the fixed shaft (1) is made of stainless steel.

3. The multi-step slender inner hole nondestructive testing gauge for the reducer shaft of a new energy passenger car according to claim 2 is characterized in that the connecting column (5) is welded with the fixed shaft (1), and the nameplate (7) is molded on the connecting column (5).

4. The nondestructive testing measuring tool for the multi-step elongated inner hole of the speed reducer shaft of the new energy passenger car according to claim 3, characterized in that the go-no go gauge (3) is welded with the connecting column (5), and the go-no go gauge (3) is made of stainless steel.

5. The nondestructive testing gauge for the multi-step elongated inner hole of the speed reducer shaft of a new energy passenger car according to claim 4, characterized in that the slope (4) is formed on the go-no-go gauge (3), and the ring groove marking line (2) is formed on the go-no-go gauge (3).