CN213874102U

CN213874102U - Wear-resistant gauge for detecting aperture of consolidation grinding tool

Info

Publication number: CN213874102U
Application number: CN202023124476.6U
Authority: CN
Inventors: 邢波; 张克选; 曾凡月
Original assignee: Zhengzhou Research Institute for Abrasives and Grinding Co Ltd
Current assignee: Zhengzhou Research Institute for Abrasives and Grinding Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-03
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a consolidation grinding apparatus aperture detects uses wear-resisting gauge, including gauge expert end, gauge end and gauge handle, gauge expert end medial surface center is equipped with gauge expert end base member, and gauge end medial surface center is equipped with gauge end base member, and gauge expert end base member and gauge end base member part imbed respectively in the gauge handle and with gauge handle threaded connection, and the periphery that gauge expert end and gauge end were equipped with diamond coating respectively. The existing gauge has limited wear resistance and is easy to wear when repeatedly measuring friction with a high-hardness grinding tool and a surface grinding material. If a gauge of the diamond coating is used, the wear resistance of the gauge can be improved, and the service life of the gauge can be prolonged.

Description

Wear-resistant gauge for detecting aperture of consolidation grinding tool

Technical Field

The utility model belongs to the technical field of abrasive material grinding apparatus and measuring tool, concretely relates to consolidation grinding apparatus aperture detects uses wear-resisting gauge.

Background

A gauge is a gauge used to measure the diameter of a bore of a grinding tool. The gauge is always in close contact with a part to be measured and moves relatively in the using process, the gauge is often rubbed and collided by a workpiece, and the measuring part of the gauge is mainly subjected to abrasion damage.

The gauge is commonly used for measuring the aperture size of the grinding tool in the industry of grinding materials and grinding tools, the grinding tool, particularly a corundum silicon carbide grinding tool, has extremely high hardness and wear resistance, and when the size of the grinding tool is measured by using a common metal gauge, the gauge is worn more quickly because the material of the measured grinding tool is hard and wear-resistant, the service life is greatly shortened, and the measurement precision and even the product quality are influenced in severe cases.

As a precision measuring tool, a gauge for detecting the bore diameter of a grinding tool must have high dimensional accuracy and stability, and the material thereof, particularly the material of the contact surface, must have high hardness, high wear resistance and high stability. The common materials of the existing gauge include high-carbon low-alloy tool steel or bearing steel and the like.

Diamond is the hardest known material at present, and after the measuring surface of the gauge is coated with a diamond coating, the hardness, the wear resistance and the stability of the diamond coating are better than those of the existing material. Therefore, the gauge using the diamond coating can better solve the problems of easy abrasion, short service life and poor measurement stability of the existing gauge in the abrasive tool industry.

SUMMERY OF THE UTILITY MODEL

In order to solve current conventional gauge when detecting the grinding apparatus aperture, easy wearing and tearing, short-lived, the poor problem of measurement stability, the utility model provides a consolidation grinding apparatus aperture detects uses wear-resisting gauge.

Based on the above-mentioned purpose, the utility model discloses take following technical scheme:

a wear-resistant gauge for detecting the aperture of a consolidation grinding tool comprises a gauge through end, a gauge stop end and a gauge handle, wherein a gauge through end base body is arranged at the center of the inner side end face of the gauge through end, a gauge stop end base body is arranged at the center of the inner side end face of the gauge stop end, the gauge through end base body and the gauge stop end base body are respectively partially embedded into the gauge handle and are in threaded connection with the gauge handle, and diamond coatings are respectively arranged on the circumferential surfaces of the gauge through end and the gauge stop end.

Further, the thickness of the diamond coating is 0.10-0.30 mm.

Furthermore, the two ends of the gauge handle are provided with internal threaded holes along the axial center, and the outer surfaces of the gauge through end base body and the gauge stopping end base body are provided with external threads matched with the internal threaded holes.

Compared with the existing gauge, the method has the following advantages:

(1) high wear resistance: the existing gauge has limited wear resistance and is easy to wear when repeatedly measuring friction with a high-hardness grinding tool and a surface grinding material. If a gauge of the diamond coating is used, the wear resistance of the gauge can be improved, and the service life of the gauge can be prolonged.

(2) High measurement stability: the gauge plated with the diamond coating can better ensure the measurement precision and stability of the gauge, and further improve the quality stability of the grinding tool product.

Drawings

Fig. 1 is a schematic structural view of a gauge of the present invention;

FIG. 2 is an end view of a full or stop end gauge;

FIG. 3 is a dimensional diagram of a gauge having a diameter of 20 mm;

figure 4 is a dimension chart of a gauge with a diameter of 40 mm.

In the figure, 1-gauge through end; 2-measuring the through end substrate; 3-a gauge handle; 4-measuring the stop end matrix; 5-measuring a stop end; 6-gauge matrix; 7-diamond coating.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and examples, but the scope of the present invention is not limited thereto.

A wear-resistant gauge for detecting the aperture of a consolidation grinding tool is disclosed, as shown in figures 1 and 2, and comprises a gauge through end 1, a gauge stop end 5 and a gauge handle 3, wherein a gauge through end base 2 is arranged at the center of the inner side end face of the gauge through end 1, a gauge stop end base 4 is arranged at the center of the inner side end face of the gauge stop end 5, the gauge through end base 2 and the gauge stop end base 4 are respectively partially embedded into the gauge handle 3 and are in threaded connection with the gauge handle 3, and diamond coatings 7 are respectively arranged on the circumferential surfaces of the gauge through end 1 and the gauge stop end 5 (the gauge through end 1 and the gauge stop end 5 are respectively called as a gauge base 6 in figure 2). Wherein the thickness of the diamond coating 7 is 0.10-0.30 mm. The two ends of the gauge handle 3 are provided with internal threaded holes along the axial center, and the outer surfaces of the gauge through end base body 2 and the gauge stopping end base body 4 are provided with external threads matched with the internal threaded holes.

In practical applications, a gauge with a diameter of 20mm or 40mm is common, as shown in fig. 3, a gauge through end diameter D1 and a gauge stop end diameter D2 are both 20mm, a gauge through end thickness H1 is 15mm, a gauge stop end thickness H2 is 10mm, a gauge handle length L1=50mm, a diameter D3=10mm, a gauge through end base and a gauge stop end base have the same diameter, D4=5mm, a distance L2 between the gauge through end and the gauge stop end from both ends of the gauge handle is equal, and L2=5 mm.

As shown in fig. 4, the gauge through end diameter D5 and the gauge stop end diameter D6 are both 40mm, the gauge through end thickness H3 is 25mm, the gauge stop end thickness H4 is 15mm, the gauge handle length L3=70mm, the diameter D7=20mm, the gauge through end base and the gauge stop end base have the same diameter, D8=5mm, the distance L4 between the gauge through end and the gauge stop end from both ends of the gauge handle is equal, and L4=5 mm.

The manufacturing process of the gauge with the diamond coating in the application is as follows;

1. the plating solution for the diamond plating layer comprises the following components: nickel sulfate: 230-320g/L, nickel chloride: 30-50g/L, boric acid: 30-55g/L, cobalt sulfate: 10-30g/L, brightener: 0.5-1.2g/L, wetting agent: 0.1-0.5g/L and the solvent is water. The particle size of the diamond abrasive is 60-200 meshes. The abrasive accounts for 0.5-1% of the total mass of the abrasive and the electroplating solution.

2. Processing a gauge base body and pretreating before plating: machining a gauge base body with corresponding dimensional accuracy according to the dimensional requirement, and performing pretreatment before plating; the base material is 45 steel or 40Cr steel.

3. Electroplating treatment: electroplating the treated measuring surface of the gauge by using an electrodeposition method, wherein the thickness of a coating is 0.10-0.30 mm, and the width of the coating covers the whole measuring surface of the gauge. The electroplating process can refer to patents: CN 201811310646.4.

4. Precision machining treatment: trimming and grinding the electroplated gauge to meet the precision requirement of the gauge;

5. and (4) detection and measurement calibration, namely, measurement calibration is carried out on the gauge with the diamond coating according to the calibration standard requirement of the grinding tool gauge.

Wear resistance of gauge versus experiment: a MSK1320 numerical control cylindrical grinder is used, under the same grinding parameters (the rotating speed of a grinding wheel is 30m/s, the feed rate is 5 mu m), a common gauge and a wear-resistant gauge (the thickness of a coating is 0.30 mm) are respectively subjected to a grinding experiment with the same ceramic CBN grinding wheel with the outer diameter of 400mm, the abrasion loss ratio of the gauge and the grinding wheel is calculated, and the wear resistance of the gauge is compared. The abrasion ratio of the common gauge is 1.02, the abrasion ratio of the wear-resistant gauge is 5.14, and the wear-resistant performance of the wear-resistant gauge is 5 times that of the common gauge.

Claims

1. A wear-resistant gauge for detecting the aperture of a consolidation grinding tool comprises a gauge through end, a gauge stop end and a gauge handle, and is characterized in that a gauge through end base body is arranged at the center of the inner side end face of the gauge through end, a gauge stop end base body is arranged at the center of the inner side end face of the gauge stop end, the gauge through end base body and the gauge stop end base body are respectively partially embedded into the gauge handle and are in threaded connection with the gauge handle, and diamond coatings are respectively arranged on the circumferential surfaces of the gauge through end and the gauge stop end.

2. The bonded abrasive tool wear gauge for pore size detection of claim 1, wherein the diamond coating has a thickness of 0.10 to 0.30 mm.

3. The bonded abrasive tool wear gauge for pore size detection according to claim 1, wherein the gauge handle has an internally threaded hole at both ends thereof along the axial center, and the gauge head base have external threads formed on the outer surfaces thereof to fit the internally threaded hole.