Multi-petal elastic grinding wheel for grinding and repairing outer chamfer of aluminum oxide porcelain tube

Abstract

The utility model discloses a multi-petal elastic grinding wheel for grinding and repairing an outer chamfer of an aluminum oxide porcelain tube, which belongs to the technical field of aluminum oxide porcelain shell processing and comprises a grinding wheel base body. One end of the grinding wheel base body is connected with a chamfering machine power rotating shaft, and the other end is provided with a plurality of grinding wheel strips through fixing pieces. The grinding wheel strips are of a bowl-shaped structure and tend to expand from one side of the grinding wheel base body to the other side of the grinding wheel base body. When the ellipse shape of the end face of a product is irregular, the side edges of the end face make contact with the split elastic grinding wheel strips at the corresponding positions respectively and generate corresponding deformation, grinding and repairing of the outer chamfer of the oval aluminum oxide ceramic tube are achieved, and the multi-petal grinding wheel diamond grinding strips can effectively make contact with the outer edges of the ceramic tube no matter the diameter of the aluminum oxide ceramic tube and the ellipticity of the end face. And the outer chamfer of the end face is ground, so that the uniformity and consistency of the outer chamfer processing of the end face of the elliptical aluminum oxide porcelain tube are fully ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to alumina porcelain shell processing technical field relates to a kind of alumina porcelain tube outer chamfer grinding repair multi-lobed elastic grinding wheel. BACKGROUND

[0002] Alumina porcelain tube is ceramic blank by high-temperature sintering, it generally has high strength, high density, high wear resistance and other characteristics.Ceramic material occurs physical and chemical reaction in high-temperature sintering process, change its composition, performance, strength etc., with the contraction of the size, alumina porcelain tube in high-temperature sintering process due to size shrinkage, kiln temperature uniformity difference, pad matching influence and other factors, causing slight deformation of high-temperature sintering tubular porcelain body, its end face presents irregular ellipse.

[0003] The end face outer chamfer of its vacuum arc chamber porcelain tube mainly plays the product process machining end stress protection and the separation effect of metallized layer and outer surface glaze layer in metallization process, and the quality of its processing has important influence on the sealing effect after porcelain shell metallization.

[0004] In order to solve the chamfering processing requirement of alumina porcelain tube end face, generally adopting chamfer grinding, the existing alumina porcelain tube outer chamfer processing adopts two different ways of polishing, namely manual file polishing or 45° integral chamfer grinding machine.The product is installed on three-jaw lathe, and the efficiency of manual file polishing is low, the labor intensity of worker is large, and there is certain safety hazard.Though the polishing efficiency of 45° integral chamfer grinding machine is high, it will cause uneven chamfering of porcelain tube end face ellipse. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of alumina porcelain tube outer chamfer grinding repair multi-lobed elastic grinding wheel to solve the technical problems, such as uneven chamfering of oval alumina porcelain tube in prior art, poor processing quality and stability.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a kind of alumina porcelain tube outer chamfer grinding repair multi-lobed elastic grinding wheel, including grinding wheel base body;One end of the grinding wheel base body is connected with chamfering machine power rotating shaft, and the other end is equipped with a plurality of grinding wheel strips by fixing piece;The plurality of grinding wheel strips are in bowl-shaped structure, and from one side of grinding wheel base body to the other side, it is in expansion trend.

[0008] Further, the fixing piece is a plurality of installation strips;The plurality of installation strips are in bowl-shaped structure, and one part of installation strip is connected with grinding wheel base body, and the other part is fixedly connected with grinding wheel strip.

[0009] Further, the mounting strip is connected between the part of the grinding wheel base and the part of the grinding wheel strip at an angle R, 30°≤R≤60°.

[0010] Further, one end of the mounting strip is distributed equidistantly along the inner wall of the grinding wheel base.

[0011] Further, the spacing between two adjacent mounting strips is 2mm~5mm.

[0012] Further, the mounting strip is an elastic mounting strip.

[0013] Further, the mounting hole is a tapered mounting hole.

[0014] Further, the mounting hole is a tapered mounting hole.

[0015] Further, the connection between the grinding wheel strip and the mounting strip is fixed connection.

[0016] Further, the connection between the grinding wheel strip and the mounting strip is fixed connection.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model discloses a kind of multi-petal elastic grinding wheel for chamfering and grinding of alumina porcelain tube outside, when product end face is oval irregular, end face side ridge is respectively contacted with corresponding position split elastic grinding wheel strip and generates corresponding deformation, and realizes the grinding and grinding of oval alumina porcelain tube outside chamfering, whether the diameter of alumina porcelain tube and end face ovality, multi-petal grinding wheel diamond grinding strip can effectively contact porcelain tube outer ridge, and the grinding and grinding of end face outside chamfering are processed, and the uniform consistency of oval alumina porcelain tube end face outside chamfering processing is fully guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be simply introduced to the drawings needed to be used in embodiment, it should be understood that the following drawings only shows some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for ordinary skilled person in the art, on the premise of not paying creative labor, other related drawings can also be obtained according to these drawings.

[0020] Figure 1 It is the whole structure schematic diagram of a kind of multi-petal elastic grinding wheel for chamfering and grinding of alumina porcelain tube outside of the utility model;

[0021] Figure 2 The utility model discloses an external chamfer grinding and repairing multi-lobed elastic grinding wheel of alumina porcelain tube.

[0022] Wherein: 1-grinding wheel base body;2-installation strip;3-screw;4-grinding wheel strip;5-alumina porcelain tube. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0025] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0026] In the description of the embodiments of the utility model, it should be explained that if the orientation or position relationship indicated by the terms "upper", "lower", "horizontal", "inner" and the like is based on the orientation or position relationship shown in the drawings, or is the orientation or position relationship of the utility model product when it is usually placed, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only used for differentiation, and cannot be understood as indicating or implying relative importance.

[0027] In addition, if the term "horizontal" appears, it does not mean that the component must be absolutely horizontal, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0028] In the description of the embodiments of the utility model, it needs to be explained that, unless there is explicit provision and limitation, if the terms "set", "install", "connect" and "connect" appear, they should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] The utility model will be described further in detail below in combination with the drawings:

[0030] Referring to Figure 1 The utility model discloses a kind of outer chamfer grinding and repair multi-petal elastic grinding wheel of alumina porcelain tube, including grinding wheel matrix 1;The one end of grinding wheel matrix 1 is connected with chamfer machine power rotating shaft, and the other end is equipped with several grinding wheel strips 4 by fixing piece;Several grinding wheel strips 4 are in bowl-shaped structure, and from one side of grinding wheel matrix 1 to the other side is in expansion trend.This embodiment grinding wheel can effectively contact porcelain tube outer edge regardless of the diameter of alumina porcelain tube 5 and end face ovality, multi-petal grinding wheel strip 4 carries out outer chamfer grinding and repair processing to end face, and fully guarantees the uniform consistency of oval alumina porcelain tube 5 end face outer chamfer processing.Greatly improve the versatility and application range of grinding wheel, without frequently replacing grinding wheel can satisfy the outer chamfer processing demand of multiple specifications porcelain tube.

[0031] In a feasible embodiment of the utility model, the fixing piece is several installation strips 2;Several installation strips 2 are in bowl-shaped structure, and the part of installation strip 2 is connected with grinding wheel matrix 1, and the other part is used for fixedly connecting grinding wheel strip 4.The part of installation strip 2 connected with grinding wheel matrix 1 and the part connected with grinding wheel strip 4 are in included angle R, and 30 ° ≤ R ≤ 60 °, this angle can ensure that grinding wheel strip 4 is stressed evenly in grinding process, reduces wear and energy loss caused by improper angle.Meanwhile, suitable angle can also improve grinding efficiency, so that grinding wheel can remove material faster under the same condition.The installation strip 2 is elastic installation strip, preferably adopts spring steel material, which makes installation strip have good elasticity and recovery.In grinding process, grinding wheel strip 4 can be subjected to different degrees of pressure and wear, and elastic installation strip 2 can be deformed and recovered according to actual situation, so as to maintain good contact between grinding wheel strip 4 and workpiece.This design improves the adaptability and durability of grinding wheel, so that it can cope with grinding requirements under different working conditions.Installation strip 2 and grinding wheel strip 4 are closely fitted and fixed by screw 3.This close connection mode can ensure that grinding wheel strip 4 does not shake or deviate in grinding process, so as to maintain the stability of grinding precision.This is particularly important for workpieces that require high-precision grinding, which can ensure that the quality and performance of the final product meet the requirements.

[0032] In a feasible embodiment of the utility model, the mounting hole is provided in the grinding wheel base 1, and the mounting hole is used for connecting the chamfering machine power rotating shaft. The mounting hole is a tapered mounting hole, and the tapered mounting hole is designed to enable the chamfering machine power rotating shaft to gradually and closely fit the hole wall when being inserted, thereby forming a more stable connection. This design reduces looseness and vibration caused by the gap between the shaft and the hole, thereby improving the stability of the grinding wheel during grinding. Stable installation and reliable connection enable the grinding wheel to maintain constant speed and grinding force during grinding, thereby improving grinding efficiency and grinding quality.

[0033] Embodiment:

[0034] Referring to Figure 2 , the embodiment discloses a split elastic grinding wheel, which comprises a grinding wheel base 1, a bowl-shaped split elastic mounting strip 2, a screw 3 and a grinding wheel strip 4. The grinding wheel base 1 is provided with a 6° tapered mounting hole, which is used for mounting the grinding wheel base 1 on the grinding wheel power shaft to realize vertical alignment of the grinding wheel. The upper part of the grinding wheel base is designed with a grinding wheel bowl-shaped split elastic mounting strip 2, which is an integral structure with the grinding wheel base 1 and is made of spring steel material. The thickness of the connection position of the grinding wheel base 1 is about 3 mm, and the whole presents an included angle of 30°-60°. The grinding wheel bowl-shaped split elastic mounting strip 2 is uniformly spaced at 2-5 mm, and can realize individual stress free deformation.

[0035] The surface curvature of the grinding wheel strip 4 is consistent with the grinding wheel split mounting strip 2, and the grinding wheel strip is individually and sequentially mounted and fixed by M2 screws. In the working state, the alumina porcelain tube 5 is vertically pressed to the end face outer chamfer position to contact the grinding wheel split mounting strip 4. When the product end face is oval irregular, the end face side ridge respectively contacts and deforms the corresponding position split elastic grinding wheel strip 4, thereby realizing grinding and repairing of the outer chamfer of the oval alumina porcelain tube 5 and ensuring the consistency of the outer chamfer processing. Meanwhile, each grinding wheel strip 4 is designed as a split, and can be quickly replaced individually according to the wear condition of each grinding wheel strip 4, thereby improving the grinding wheel repair efficiency and reducing the grinding wheel production cost.

[0036] The above is only a preferred embodiment of the utility model, and is not used for limiting the utility model. For those skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes, characterized in that, The utility model relates to a chamfering machine grinding wheel, including grinding wheel matrix (1), one end of grinding wheel matrix (1) is connected to chamfering machine power rotary shaft, and the other end is equipped with a plurality of grinding wheel strips (4) through fixing piece, a plurality of grinding wheel strips (4) are bowl-shaped structure, and from one side of grinding wheel matrix (1) to the other side is the expansion trend.

2. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 1, characterized in that, The fixing piece is a plurality of installation strips (2), the plurality of installation strips (2) are bowl-shaped structure, and one part of installation strip (2) is connected to grinding wheel matrix (1), and the other part is fixedly connected to grinding wheel strip (4).

3. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 2, characterized in that, The part of installation strip (2) connected to grinding wheel matrix (1) and the part connected to grinding wheel strip (4) are at the included angle R, and 30 DEG ≤R≤60 DEG.

4. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 2, wherein One end of the plurality of installation strips (2) is distributed equidistantly along the inner wall of grinding wheel matrix (1) circumferentially.

5. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 4, wherein The spacing between adjacent two installation strips (2) is 2mm~5mm.

6. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 5, characterized in that The installation strip (2) is an elastic installation strip.

7. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 1, wherein An installation hole is axially formed in the grinding wheel matrix (1), and the installation hole is used for connecting the chamfering machine power rotary shaft.

8. The multi-segment flexible grinding wheel for external chamfering of an alumina ceramic tube according to claim 7, wherein The installation hole is a tapered installation hole.

9. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 1, characterized in that, The connection mode between the grinding wheel strip (4) and the installation strip (2) is fixed connection.

10. The multi-segment flexible grinding wheel for external chamfering of alumina ceramic tubes according to claim 9, characterized in that, The grinding wheel strip (4) and the installation strip (2) are fixedly connected through the screw (3).

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