CN214842895U

CN214842895U - Special gauge for distance between inner conical surface of valve body and reference surface

Info

Publication number: CN214842895U
Application number: CN202121451154.4U
Authority: CN
Inventors: 周青; 吴红刚
Original assignee: Yibin Jinruida Machinery Manufacturing Co ltd
Current assignee: Yibin Jinruida Machinery Manufacturing Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-11-23
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to a examine utensil technical field, especially the special utensil of examining of distance size between valve body inner conical surface to the reference surface, including examining utensil body and standard block, examine the utensil body and include bottom plate, riser, base plate and percentage table, the riser is fixed on the bottom plate, the base plate is fixed in the front side of riser, the percentage table is fixed on the riser, the gauge outfit of percentage table stretches out from the base plate; the standard block comprises a cylindrical section and a conical surface combined section, the cylindrical section is connected with the conical surface combined section, the conical surface combined section comprises a conical surface section A, a conical surface section B and a conical surface section C which are sequentially connected, and after the standard block is installed in the valve body, the conical surface section B is superposed with the inner conical surface of the valve body. The utility model has the advantages that: the structure is simple, and the manufacturing cost is low; the method has the advantages of simple and convenient operation, high measurement precision and high efficiency, and is suitable for measuring the amount of the drape.

Description

Special gauge for distance between inner conical surface of valve body and reference surface

Technical Field

The utility model relates to an examine a technical field, especially examine utensil is examined in the special use of distance size between valve body inner conical surface to the reference surface.

Background

TF107 valve body is one of automobile parts, as shown in figure 1, valve body 1 is equipped with an inner conical surface 1b above exhaust hole 1a, and the distance between the inner conical surface 1b and the datum plane of valve body 1 is 10.5 + -0.05 mm. The existing checking fixture is difficult to detect the size, a common vernier caliper is difficult to align to the lower edge of the inner conical surface 1b, the size of the exhaust hole 1a is small, the use of the vernier caliper is limited, the detection precision is poor, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a special utensil of examining of distance size between valve body inner conical surface to the reference surface.

The purpose of the utility model is realized through the following technical scheme:

the special gauge for the distance between the inner conical surface of the valve body and the reference surface comprises a gauge body and a standard block,

the gauge body comprises a bottom plate, a vertical plate, a base plate and a dial indicator, wherein the vertical plate is fixed on the bottom plate, the base plate is fixed on the front side of the vertical plate, the dial indicator is fixed on the vertical plate, and an indicator head of the dial indicator extends out of the base plate;

the standard block comprises a cylindrical section and a conical surface combined section, the cylindrical section is connected with the conical surface combined section, the conical surface combined section comprises a conical surface section A, a conical surface section B and a conical surface section C which are sequentially connected, and after the standard block is installed in the valve body, the conical surface section B is superposed with the inner conical surface of the valve body.

Furthermore, the vertical plate is vertically fixed on the bottom plate.

Further, the base plate is a circular plate, and the gauge outfit of the dial indicator is positioned in the central hole of the base plate.

Furthermore, a threaded hole is formed in the top of the vertical plate, the threaded hole is located right above the dial indicator fixing sleeve, a locking screw is locked in the threaded hole, and the lower end of the locking screw abuts against the fixing sleeve of the dial indicator.

Furthermore, the taper of the conical surface section A is greater than that of the conical surface section B, and the taper of the conical surface section B is less than that of the conical surface section B.

Further, the outer diameter of the cylindrical section is the same as the inner diameter of the exhaust hole of the valve body.

The utility model has the advantages of it is following:

1. the utility model discloses simple structure, low in manufacturing cost.

2. The utility model discloses ingenious design a standard block, each item data of this standard block are known, and have with interior conical surface section B of conical surface coincidence, with exhaust hole assorted cylinder section, convert the distance between interior conical surface to the valve body reference surface into conical surface section B to the distance H + percentage of cylinder section terminal surface and show the number, easy operation, convenience, measurement accuracy is high, and efficiency is also high, applicable in the measuring of the volume of covering with a mantle.

Drawings

FIG. 1 is a schematic sectional view of the valve body of the present invention;

FIG. 2 is a schematic top view of the gauge body of the present invention;

FIG. 3 is a schematic front view of the gauge body of the present invention;

fig. 4 is a schematic structural diagram of a standard block of the present invention;

FIG. 5 is a schematic structural view of the present invention in use;

in the figure: the test fixture comprises a valve body 1, a vent hole 1a, an inner conical surface 1B, a test fixture body 2, a bottom plate 2a, a vertical plate 2B, a base plate 2C, a dial indicator 2d, a locking screw 2e, a standard block 3, a cylindrical section 3a, a conical surface combined section 3B, a conical surface section 3B 1A, a conical surface section 3B 2B, and a conical surface section 3B 3C.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

The special gauge for the distance between the inner conical surface of the valve body and the reference surface comprises a gauge body 2 and a standard block 3,

as shown in fig. 2 and 3, the gauge body 2 includes a bottom plate 2a, a vertical plate 2b, a base plate 2c and a dial indicator 2d, the vertical plate 2b is fixed on the bottom plate 2a, the base plate 2c is fixed on the front side of the vertical plate 2b, the dial indicator 2d is fixed on the vertical plate 2b, and a gauge head of the dial indicator 2d extends out of the base plate 2 c; the bottom plate 2a, the vertical plate 2b and the base plate 2c are all made of stainless steel materials, and the bottom plate 2a and the vertical plate 2b can be integrally formed or welded. The front surface of the base plate 2c is a flat surface, and the head of the dial gauge 2d can freely extend and contract inside the base plate 2 c.

As shown in fig. 4, the standard block 3 includes a cylindrical section 3a and a conical surface combined section 3B, the cylindrical section 3a is connected to the conical surface combined section 3B, the conical surface combined section 3B includes a conical surface section A3B1, a conical surface section B3B2 and a conical surface section C3B3, which are connected in sequence, and after the standard block 3 is installed in the valve body 1, the conical surface section B3B2 is overlapped with the inner conical surface 1B of the valve body 1.

Further, as shown in fig. 2 and 3, the vertical plate 2b is vertically fixed on the bottom plate 2 a.

Further, as shown in fig. 3, the base plate 2c is a circular plate, and the head of the dial indicator 2d is located in the central hole of the base plate 2 c.

Further, as shown in fig. 2 and 3, a threaded hole is formed in the top of the vertical plate 2b, the threaded hole is located right above the fixing sleeve of the dial indicator 2d, a locking screw 2e is locked in the threaded hole, and the lower end of the locking screw 2e abuts against the fixing sleeve of the dial indicator 2 d. The position of the dial indicator 2d can be adjusted by loosening the locking screw 2 e.

Further, as shown in fig. 4, the taper of the tapered section A3B1 is greater than that of the tapered section B3B2, and the taper of the tapered section B3B3 is less than that of the tapered section B3B2, so that the tapered sections A3B1 and C3B3 avoid the inner tapered surface 1B to prevent interference.

Furthermore, the outer diameter of the cylindrical section 3a is the same as the inner diameter of the exhaust hole 1a of the valve body 1, and after the standard block 3 is inserted, the cylindrical section 3a of the standard block 3 can be prevented from shaking in the exhaust hole 1a, so that the measurement precision is influenced.

The working principle of the utility model is as follows: as shown in fig. 5, in use, zeroing is performed first: the end face of the cylindrical section 3a of the standard block 3 is abutted against the substrate 2c, and the dial indicator 2d is zeroed. Then, the standard block 3 is plugged into the valve body 1 from a hole on one side of the valve body 1, so that the cylindrical section 3a extends into the exhaust hole 1a, the conical section B3B2 is superposed with the inner conical surface 1B, the lower edge of the conical section B3B2 is superposed with the lower edge of the inner conical surface 1B, the distance H from the lower edge of the conical section B3B2 to the end surface of the cylindrical section 3a is known, the valve body 1 filled with the standard block 3 is aligned to the base plate 2c, the reference surface of the valve body 1 is attached to the base plate 2c, and the indication number + H of the dial indicator is the distance between the inner conical surface of the valve body and the reference surface.

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. Utensil is examined in special use of distance size between valve body inner conical surface to the reference surface, its characterized in that: comprises a checking fixture body (2) and a standard block (3),

the gauge body (2) comprises a bottom plate (2a), a vertical plate (2b), a base plate (2c) and a dial indicator (2d), the vertical plate (2b) is fixed on the bottom plate (2a), the base plate (2c) is fixed on the front side of the vertical plate (2b), the dial indicator (2d) is fixed on the vertical plate (2b), and a gauge head of the dial indicator (2d) extends out of the base plate (2 c);

the standard block (3) comprises a cylindrical section (3a) and a conical surface combined section (3B), the cylindrical section (3a) is connected with the conical surface combined section (3B), the conical surface combined section (3B) comprises a conical surface section A (3B1), a conical surface section B (3B2) and a conical surface section C (3B3) which are sequentially connected, and after the standard block (3) is installed in the valve body (1), the conical surface section B (3B2) is overlapped with an inner conical surface (1B) of the valve body (1).

2. The special gauge for measuring the distance between the inner conical surface of the valve body and the reference surface according to claim 1, wherein: the vertical plate (2b) is vertically fixed on the bottom plate (2 a).

3. The special gauge for measuring the distance between the inner conical surface of the valve body and the reference surface according to claim 1, wherein: the base plate (2c) is a circular plate, and the gauge outfit of the dial indicator (2d) is positioned in the central hole of the base plate (2 c).

4. The special gauge for measuring the distance between the inner conical surface of the valve body and the reference surface according to claim 1, wherein: the top of the vertical plate (2b) is provided with a threaded hole, the threaded hole is positioned right above the fixing sleeve of the dial indicator (2d), a locking screw (2e) is locked in the threaded hole, and the lower end of the locking screw (2e) is abutted against the fixing sleeve of the dial indicator (2 d).

5. The special gauge for measuring the distance between the inner conical surface of the valve body and the reference surface according to claim 1, wherein: the taper of the tapered section A (3B1) is greater than that of the tapered section B (3B2), and the taper of the tapered section C (3B3) is less than that of the tapered section B (3B 2).

6. The special gauge for measuring the distance between the inner conical surface of the valve body and the reference surface according to claim 1, wherein: the outer diameter of the cylindrical section (3a) is the same as the inner diameter of the exhaust hole (1a) of the valve body (1).