CN214025326U

CN214025326U - Cylinder cap sprayer hole roughness measurement device

Info

Publication number: CN214025326U
Application number: CN202022640403.6U
Authority: CN
Inventors: 胡亚刚; 张超; 胡晓阳; 王冠
Original assignee: Chengdu Shigong Measurement And Control Technology Co ltd
Current assignee: Chengdu Shigong Measurement And Control Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-24
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a cylinder cap sprayer hole roughness measuring device, including the roughness meter body, this cylinder cap sprayer hole roughness measuring device still includes the handle, the location axle, the connecting block, the installation dog, the lever, the round pin axle, sloping and spring, the handle passes through the fix with screw and fixes epaxially in the location, roughness meter body front end erection joint piece, the fix with screw is crossed on the handle to the connecting block, the location axle passes through the fix with screw on the handle, the lever passes through the round pin axle and installs in the location axle, the sloping passes through the mounting with screw in the lower part of location axle, the one end and the lever fixed connection of spring, the other end and the dog fixed connection of spring, the sloping passes through the mounting with screw in the lower part of location axle. The utility model reduces the force born by the slender part of the positioning shaft in the detected hole of the workpiece, and avoids the deformation or fracture of the positioning shaft in the use process due to small diameter; meanwhile, a positioning surface is added, so that the measuring process of the measuring device is more stable, and the measuring accuracy is ensured.

Description

Cylinder cap sprayer hole roughness measurement device

Technical Field

The utility model relates to a cylinder cap sprayer hole roughness measurement device belongs to roughness measurement technical field.

Background

Surface quality characteristics are one of the most important characteristics of machined parts, and therefore surface roughness inspection is often performed on finished parts. The roughness of the holes is often measured using various brands of coarseness gauges (stylus methods). The cylinder cover oil sprayer hole is generally a small-diameter inclined hole, the requirement on measurement is strict, if the measurement is directly carried out by a roughness meter, the measurement can be carried out only by a special small measuring head due to the small hole diameter, the proper measurement position needs to be found by continuously adjusting the instrument, the operation is inconvenient, time and labor are wasted, and a workpiece and the measuring head can be damaged during misoperation.

If the roughness automatic measuring equipment is used for detection, the roughness automatic measuring equipment is basically required to be customized according to the model of a workpiece, the cost is too high, the manufacturing period is longer, the requirement of the automatic measuring equipment on the use environment is higher, and the requirement of production on-line measurement is not easily met.

In order to solve the technical problems, a new technical scheme is especially provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder cap sprayer hole roughness measurement device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cylinder cap sprayer hole roughness measuring device, including the roughness appearance body, this cylinder cap sprayer hole roughness measuring device still includes the handle, the location axle, the connecting block, the installation dog, the lever, the round pin axle, sloping block and spring, the handle passes through the mounting screw to be fixed on the location axle, roughness appearance body front end installation connecting block, the connecting block crosses the fix with screw on the handle, the location axle passes through the mounting screw on the handle, the epaxial installation dog in location, the lever is installed in the location axle through the round pin axle, the sloping block passes through the lower part of mounting screw at the location axle, the one end and the lever fixed connection of spring, the other end and the dog fixed connection of spring, the sloping block passes through the mounting screw in the lower part of location axle.

Preferably, each corner of the mounting block is provided with a circular arc transition or a chamfer.

Preferably, each corner of the sloping block is provided with a circular arc transition or a chamfer respectively.

Preferably, each corner of the positioning shaft is provided with a circular arc transition or a chamfer respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the force born by the slender part of the positioning shaft in the detected hole of the workpiece is reduced, and the deformation or fracture of the positioning shaft in the use process due to small diameter is avoided; meanwhile, a positioning surface is added, so that the measuring process of the measuring device is more stable, and the measuring accuracy is ensured.

Drawings

Fig. 1 is a structural cross-sectional view of a cylinder head injector hole roughness measuring device provided by the present invention;

FIG. 2 is a sectional view of the sample block calibration seat;

FIG. 3 is a schematic diagram of the use of the device for measuring the roughness of the injector hole of the cylinder head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 work belong to the protection scope of the present invention.

The object of the present invention is to solve the problems mentioned in the background art only, and the disclosure provides a principle which is only to solve the technical problems mentioned in the background art, therefore, a person skilled in the art should know that the technical solution of the present invention is disclosed to such an extent that the problems mentioned in the background art can be completely implemented. Therefore, if a person skilled in the art encounters new technical problems while implementing the present technical solution, the person skilled in the art should understand that the directional problem of secondary or tertiary development can be made on the basis of the present invention, and should not understand that the present invention is not fully disclosed or can not be implemented by newly proposing a problem, which all belong to the obvious ways known to the person skilled in the art. If the present invention describes the prior art section in the description of the specific embodiments, the prior art section is referred to, and the prior art section is not specifically described, it can be naturally understood as the prior art by the person skilled in the art.

And, this application needs to explain in advance that the utility model discloses on solving and realizing this basis and providing more a selection mode for the user, other technological effects that reach are only to belong to the benevolence person and see the benevolence, and the wisdom is seen to the wisdom notion, for example, if think that the technological effect that this application part described can not realize or reach, can understand that this can not realize or reach exaggerates beneficial effect and belongs to the mistake of writing part, can ignore or delete the processing, simultaneously, because this kind of condition belongs to the mistake of writing in advance has been explained here, when deleting, should not understand as the modification and go beyond the scope that the original description recorded.

Referring to the attached drawings of the specification, the utility model provides a technical scheme: a cylinder cover fuel injector hole roughness measuring device comprises a roughness meter body, wherein the roughness meter can be used as a roughness meter known by a person skilled in the art in the prior art, a gland 1 is fixedly arranged on a rear sealing cover 2 through screws and used for fixing a data wire at the tail part of the roughness meter body and preventing the data wire from being pulled and falling off in use; the rear sealing cover 2 is arranged at the tail part of the handle 3 and is used for fixing a data wire at the tail part of the roughness tester body and preventing the data wire from being pulled and falling off in use; the handle 3 is fixedly arranged on the positioning shaft 4 through a screw, and the roughness meter body is also fixedly arranged on the handle 3 through a screw after the connecting block 10 is arranged at the front end of the roughness meter body and is used for fixing the position of the roughness meter; the positioning shaft 4 is mounted on the handle 3 through a screw and used for positioning in a hole to be measured of a workpiece. A stop block 6 is arranged on the positioning shaft 4, a lever 8 is arranged in the positioning shaft 4 through a pin shaft, an inclined block 9 is arranged at the lower part of the positioning shaft 4 through a screw, and a waist-shaped groove used for limiting the direction in a sample block calibration seat (11) is arranged on the positioning shaft (4); the spring 5 is arranged between the stop block 6 and the lever 8, and the size of the elastic force is adjusted through the adjusting screw 7, so that the lever 8 can be accurately reset in the limiting groove of the positioning shaft 4; the stop block 6 is arranged on the positioning shaft 4, and an adjusting screw 7 is arranged in the stop block; the adjusting screw 7 is arranged in the stop block 6, the spring 5 is arranged at the front end of the adjusting screw, and the elastic force of the spring 5 can be changed by adjusting the position of the adjusting screw 7; the lever 8 is arranged in a limiting groove of the positioning shaft 4 through a pin shaft, and the stretching of the measuring head in the positioning shaft 4 can be controlled through the swinging of the lever 8. In a free state, the working end A of the lever 8 is exposed out of the inclined block 9, and the compression end B compresses the measuring head in the groove of the positioning shaft 4; when contacting the workpiece surface, the lever working end A is compressed and returns to the inclined block 9, the compression end B of the lever 8 is separated from the measuring head, and the measuring head is exposed from the positioning shaft 4. The working end A of the lever is made into an arc surface, so that the surface of a workpiece is prevented from being crushed. The inclined block 9 is arranged at the lower part of the positioning shaft 4 through a screw, is manufactured according to the size of an included angle between an inclined hole of a workpiece to be detected and the surface, and is provided with a groove in the middle, so that the working end A of the lever 8 can be conveniently exposed; the connecting block 10 is installed with the front end of roughness appearance body to through the front end of fix with screw in handle 3, be used for fixed roughness appearance body position in measuring device, simultaneously, the utility model discloses based on do not have any product to be only advantage, the condition of shortcoming does not have, the utility model discloses only use to specific environment in the background art, for example the scene that the background art mentioned, consider the factor of inconvenient use under some circumstances if the user, then do not advise to purchase this application and use under that circumstances, this product only aims at and advises the user that need mention the scene in the background art and can accept and ignore other negative factors simultaneously and use, all belong to the implementation mode that the ordinary skilled person in the art knows.

The roughness measuring device also comprises a sample block calibration seat 11 for calibration, a placing groove is manufactured according to the actual size of the sample block, and, the technical solution described in the present invention is only an embodiment of the ideal state, such as horizontal or vertical or other, and in existing industrial processes, some errors are inevitably generated, these errors, which are unavoidable in industrial production and which can be expected and known by a person skilled in the art, are to be understood as prior art, and in the description of the present invention, the descriptive language or scheme used is only one preferred embodiment for purposes of illustration, and one of ordinary skill in the art in practicing the present invention, the utility model discloses can select the concrete implementation mode in a flexible way on the scheme basis, all belong to the extension implementation mode that ordinary skilled in the art can know. And, the utility model discloses in some realization the mode preferred of the scheme of the utility model discloses although can realize a bit the utility model discloses technical scheme, nevertheless not the best, probably there is new problem even, this new problem, for example anyone according to the utility model provides a new technical problem that does not mention in this application background art, can all understand as can make the directionality problem of continuation research and development on the basis of the utility model discloses on stating that this directionality problem is not the technical problem that the utility model aims to solve's basis, the utility model discloses technical scheme should understand that ordinary technical personnel in this field can clearly implement the technical scheme of the utility model.

When a workpiece is measured, the measuring device is placed into a measured hole, when the end face of the inclined block 9 is in contact with the surface of the workpiece, the working end A of the lever 8 is compressed and returns to the inclined block 9, the compression end B of the lever 8 is separated from the measuring head, the measuring head is exposed out of the positioning shaft 4, and measurement is started; after the measurement is finished, the measuring device can be directly taken out (when the end surface of the inclined block 9 is separated from the surface of the workpiece, the working end A of the lever 8 is exposed out of the inclined block 9 under the action of the spring 5, and the compression end B compresses the measuring head in the groove of the positioning shaft 4, so that the measuring head is not considered to be damaged by collision). According to the size and the inclined hole angle difference of different work pieces measured hole, only need make corresponding location axle 4, sloping block 9 and appearance piece calibration seat 11 and can satisfy, simultaneously on the basis of the scheme of the utility model discloses on the basis of scheme, the ordinary skilled person accessible in the art is in order to accord with logic analysis and/or reason and is mended the utility model discloses some not enough on the details make the utility model discloses technical scheme is perfect and is optimized more. And, if the problem not addressed by the present invention is addressed, any means known to those skilled in the art can be used to solve the problem, all of which are embodiments known to those skilled in the art. For example, the present invention is also directed to protecting the principle rather than specific data, and also considering that the size, data, etc. do not belong to the object protected by the utility model patent, and therefore are not elaborated, and those skilled in the art can understand any implementation mode known to those skilled in the art by combining with the prior art on the basis of the present invention, the present invention may have the defect mentioned in the background, and this defect may be the defect that the utility model has not been reached by the material of the people, but in the process of technical development, it is difficult to develop the technology without any defect, the solution of this defect can be understood as the prior art, and the utility model discloses a crowd only needs the environmental use mentioned in the background and can ignore this defect and continue to select the user to use. Based on this, what is claimed in the present application is only a part of the principle of the solution corresponding to the problem of the background art, and other parts, for example, how to implement the technical solution of the present application more optimally on the basis of the principle of the present application, obviously, the technical solution of the present application with clear description is not completely implemented through one development and one patent application, so the technical solution of the present application is only limited to the technical problem to be solved in the corresponding background art, and other parts can be completed in another development and patent application, or be continuously improved on the technology of the solution of the present application by other technical personnel in the art, and apply a patent to achieve the optimal using effect, all of which belong to the known ways in the art.

The design to be explained is: the control circuit involved in the present design is a conventional technique for controlling the operation of each component and the corresponding control program. The drawings are only for purposes of illustrating the principles of the invention that will be readily understood by those skilled in the art. Because of the limitation of the page size of the patent application document, in order to clearly show the principle, the proportional size between each component in the drawings may be inconsistent with the actual product, and it can be understood by those skilled in the art that, for example, the structural principle of a certain part in the drawings is highlighted, the part is intentionally drawn to be larger, and the other part appears to be smaller, so that the situation can be understood, and as can be understood by those skilled in the art, on the basis of the principle of the present invention, it is naturally possible to make each component smaller, more delicate and more practical on the basis of the present invention by using an industrial more reasonable design, and in the process of application, if a part of the description in the claims, the description and the drawings of the specification is deleted, the part of the description which is unclear is a part of the technical personnel in the field to understand and implement, that is, it is not understood in which scope the unclear description portion is, therefore, it is not reasonable to consider that the modifications beyond the scope described in the original specification and claims are obvious if it is not known which scope, and therefore, it should be understood that the unclear description portion is deleted in the present application in order to overcome the existing disadvantages and the unclear description portion is deleted without exceeding the scope described in the original specification and claims.

Moreover, the present invention can be implemented in any extended implementation known to those of ordinary skill in the art, all of which are within the scope of those of ordinary skill in the art, provided that the implementation of the present invention is in compliance with national laws and regulations and related safety precautions.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; and as will be appreciated by those skilled in the art, the benefits of the present invention are only better than those of the current embodiments of the prior art under certain circumstances, rather than being directed to the best use in the industry.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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.

Claims

1. The utility model provides a cylinder cap sprayer hole roughness measurement device, includes roughness appearance body, its characterized in that: this cylinder cap sprayer hole roughness measuring device still includes the handle, the location axle, the connecting block, the installation dog, a lever, the round pin axle, sloping block and spring, the handle passes through the mounting screw to be fixed on the location axle, roughness appearance body front end installation connecting block, the screw fixation is crossed on the handle to the connecting block, the location axle passes through the mounting screw on the handle, the epaxial installation dog in location, the lever is installed in the location axle through the round pin axle, the sloping block passes through the lower part of mounting screw at the location axle, the one end and the lever fixed connection of spring, the other end and the dog fixed connection of spring, the sloping block passes through the mounting screw in the lower part of location axle.

2. The cylinder head injector hole roughness measurement device of claim 1, characterized by: and each edge angle of the mounting stop block is respectively provided with an arc transition or chamfer.

3. The cylinder head injector hole roughness measurement device of claim 1, characterized by: and each edge angle of the inclined block is respectively provided with an arc transition or chamfer.

4. The cylinder head injector hole roughness measurement device of claim 3, characterized by: and each edge angle of the positioning shaft is respectively provided with an arc transition or chamfer.