CN219368624U - Casting air flue outline dimension detection device - Google Patents

Abstract

The utility model belongs to the technical field of turbine air passage detection, and relates to a tool for detecting the size of an air passage of a casting, in particular to a casting air passage outline size detection device. The utility model has simple structure, low preparation cost and easy operation, can effectively solve the technical problem that the existing scale is easy to blur, and is easy to popularize.

Description

Casting air flue outline dimension detection device

Technical Field

The utility model belongs to the technical field of turbine air passage detection, relates to a tool for detecting an air passage of a casting, and particularly relates to a device for detecting the outline size of the air passage of the casting.

Background

The airway outline dimension detection device is made of organic glass materials, the airway of the casting is detected after the surface of the airway is scribed, the joint surface of the organic glass surface and the casting is easy to wear in the use process, so that the scale of the organic glass surface is fuzzy, and the airway cannot be used.

The utility model as disclosed in the publication No. CN 201803681U discloses a perspective turbine air passage gauge, which comprises a detection plate and detection contour lines arranged on the detection plate, wherein the detection contour lines comprise four contour lines, and the first contour line and the second contour line correspond to the sizes of a lower deviation limit value and an upper deviation limit value of a turbine air passage hole; the third and fourth profiles correspond to the dimensions of the lower and upper deviation limits of the turbine outer edge. The detection plate is provided with a bolt hole. The material of the detection plate is transparent organic glass. The detection contour line is a dotted line or a solid line. Not only is the gas outlet channel detected to meet the requirements, but also the external size of the turbine can be detected. However, the air passage checking fixture also has the problems that the joint surface of the organic glass surface and the casting is easy to wear in the use process, so that the scale on the organic glass surface is fuzzy and cannot be used.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the device for detecting the outline dimension of the air passage of the casting, which is used for preventing the problem that the scale line is fuzzy and cannot be used due to the fact that the scale line is directly contacted with the casting by attaching the limiting component to the casting.

The utility model discloses a casting air passage outline dimension detection device which comprises a detection body, at least one positioning component and at least one limiting component, wherein the positioning component and the limiting component are both arranged on the detection body, an outline is arranged on the detection body, the bottom of the limiting component protrudes outwards from the detection body, and the bottoms of the limiting components are on the same plane.

Further preferably, the positioning assembly is a plurality of screws movably mounted on the detecting body, and the detecting body is fixed on the detected casting air passage through the screws.

Further preferably, the positioning assembly is a plurality of sucking disc type positioning assemblies fixedly mounted on the detecting body, and comprises sucking discs with sucking cavities, an air shaft penetrating through the detecting body and connected to the bottom in the sucking cavities, and sealing caps spirally mounted at the tops of the air shaft, wherein two ends of the air shaft are all opened, threads are arranged at the tops of the air shaft, and a plurality of ventilation holes are formed in the top thread of the air shaft.

Further preferably, the limiting assembly is a plurality of limiting columns fixedly mounted at the bottom of the detection body, and the bottom end faces of the limiting columns are in the same plane.

Further preferably, the limiting component is an annular cylinder fixedly mounted at the bottom of the detection body.

The beneficial effects of the utility model are as follows:

two positioning assemblies are arranged, one is to directly install the detection body on the detected casting air passage through a screw rod, and the structure is simple, the cost is low, and the operation is easy; the other is to set up the locating component of the sucking disc type, after the sample is put to the gas port of the casting, press the sample towards the direction of casting, until the limiting component contacts the surface of casting, the gas in the absorption cavity is discharged from the top of the gas axis at this moment, the rotary seal cap, form the high-pressure environment in the absorption cavity, can fix the sample to casting, this structure is more convenient compared with the first structural operation, can fix the sample to the end face of the gas port of casting without the need of the bolt;

the embodiment is provided with two limiting components, and the end face of the limiting column is attached to the casting during detection by adding the limiting column or the annular column, so that the direct contact of the dividing surface of the detection body on the casting is avoided, the scale is prevented from being fuzzy and unusable, and after the limiting component is added, the rejection rate of the organic glass detection tool due to fuzzy scrapping of the scale is reduced to 0;

the utility model has simple structure, low preparation cost and easy operation, can effectively solve the technical problem that the existing scale is easy to blur, and is easy to popularize.

Drawings

Fig. 1 is a schematic front view of the whole of embodiment 1 of the present utility model after installation.

Fig. 2 is a schematic diagram of the overall bottom view of the utility model after installation of example 1.

Fig. 3 is an overall schematic diagram 1 of embodiment 2 of the present utility model.

Fig. 4 is an overall schematic diagram 2 of embodiment 2 of the present utility model.

Fig. 5 is an overall schematic view 3 of embodiment 2 of the present utility model (without the sealing cap installed).

FIG. 6 is an enlarged schematic view of the positioning assembly of embodiment 2 of the present utility model (without the sealing cap installed).

Fig. 7 is an overall schematic diagram of embodiment 3 of the present utility model.

The drawings are marked: 1: the detection body, 2: positioning assembly, 21: screw, 22: suction cup, 23: air shaft, 24: sealing cap, 25: vent hole, 3: spacing subassembly, 31: limit post, 32: annular cylinder, 4: contour lines.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

It should be noted that, in the present application, unless otherwise stated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the direction shown in the drawings, or with respect to the component itself in the vertical, vertical or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present utility model.

Example 1

1-2, a casting air flue outline dimension detection device comprises a detection body 1, a positioning component 2 and a limiting component 3, wherein the positioning component 2 and the limiting component 3 are arranged on the detection body 1.

The positioning assembly 2 is three screws 21 movably mounted on the detecting body 1, and the detecting body 1 is fixed on an air passage of the detected casting through the screws 21.

The bottom evagination of spacing subassembly 3 is fixed in examining specific 1 bottom, is fixed mounting in three spacing post 31 of examining specific 1 bottom, and the bottom terminal surface of three spacing post 31 is in the coplanar, in this embodiment, the bottom exposure height of three spacing post 31 is not more than 0.1mm.

The body 1 is provided with a contour line 4 for detecting the outer dimension of the airway contour.

When the embodiment is used, the detecting body 1 is directly fixed on the turbine of the detected casting through the screw 21 until the bottom of the limiting column 31 contacts the air passage of the casting, and then the position of the contour line 4 of the air passage on the detecting body 1 is compared, so that whether the contour size of the air passage meets the regulation is confirmed.

Example two

As shown in fig. 3-6, the present embodiment optimizes the positioning assembly based on embodiment 1, specifically, the positioning assembly 2 is three suction cup positioning assemblies fixedly mounted on the sample body 1, and includes a suction cup 22 with a suction cavity, an air shaft 23 penetrating and mounted on the sample body 1 and connected to the bottom of the suction cavity, and a sealing cap 24 spirally mounted on the top of the air shaft 23, both ends of the air shaft 23 are opened, the top of the air shaft 23 is provided with threads, and two ventilation holes 25 are opened at the top thread of each air shaft 23.

When the embodiment is used, after the sample body 1 is placed at the air passage port of the casting, the sample body 1 is pressed towards the casting direction until the limiting component 3 contacts the casting surface, at the moment, the gas in the suction cup 22 suction cavity is discharged from the vent hole 25 on the air shaft, the sealing cap 24 is rotated, and a stable high-pressure environment is formed in the suction cavity, so that the sample body 1 can be fixed on the casting.

Example III

As shown in fig. 7, in this embodiment, the limit assembly is optimized based on embodiment 1, specifically, the limit assembly 3 is an annular column 32 fixedly installed at the bottom of the sample body 1, and the exposed height of the annular column 32 is not greater than 0.1mm.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (5)

1. The utility model provides a foundry goods air flue outline size detection device, its characterized in that, including examining specifically, at least one locating component, at least one spacing subassembly, locating component spacing subassembly all install in examine specifically on, examine specifically on be provided with the contour line, spacing subassembly's bottom evagination is in examine specifically, just spacing subassembly's bottom is on the coplanar.

2. A casting airway contour dimension inspection apparatus as defined in claim 1 wherein said positioning assembly is a plurality of screws movably mounted to said inspection body for securing said inspection body to the casting airway under inspection by said screws.

3. The casting air passage outline dimension detection device according to claim 1, wherein the positioning assembly is a plurality of sucking disc type positioning assemblies fixedly mounted on the detecting body, and comprises a sucking disc with a sucking cavity, an air shaft penetrating through the detecting body and connected to the bottom in the sucking cavity, and a sealing cap spirally mounted on the top of the air shaft, both ends of the air shaft are opened, threads are arranged on the top of the air shaft, and a plurality of ventilation holes are formed in the top thread of the air shaft.

4. A casting airway contour dimension detection apparatus as claimed in claim 2 or 3 wherein said limit assembly is a plurality of limit posts fixedly mounted to the bottom of said body, the bottom end surfaces of a plurality of said limit posts being in the same plane.

5. A casting airway contour dimension inspection apparatus as claimed in claim 2 or claim 3 wherein said stop assembly is an annular cylinder fixedly mounted to the bottom of said inspection body.