Auxiliary mounting and positioning device for grinding piece

Abstract

The utility model relates to the technical field of polishing piece installation, and particularly discloses a polishing piece auxiliary installation positioning device which comprises a fixing base, an auxiliary positioning disc is installed on the upper end face of the fixing base, a guide limiting plate is fixedly connected to the upper end face of the auxiliary positioning disc, and the longitudinal section of the guide limiting plate is an auxiliary positioning point. Two bottom supports with the upper end faces abutting against the lower end face of the auxiliary positioning disc are arranged on the upper end face of the fixing base, telescopic positioning pins penetrating through the mounting holes and extending to the position above the auxiliary positioning disc are installed in the two bottom supports correspondingly, and positioning points on the grinding disc are aligned with auxiliary positioning points on the auxiliary positioning disc. The polishing disc is pressed downwards along the guide limiting plate on the auxiliary positioning disc until the polishing disc is installed on the telescopic positioning pin, the polishing pieces are installed, accurate hole alignment and one-hand operation can be achieved during polishing piece installation, the installation time is greatly shortened, the capacity of the polishing pieces placed in the auxiliary positioning disc is effectively increased, and frequent addition of the polishing pieces is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a grinding piece auxiliary installation technical field, concretely is a grinding piece auxiliary installation positioning device. BACKGROUND

[0002] Grinding piece and polishing disc are important components in polishing tools, and their correct installation is crucial for ensuring polishing effect and normal operation of the tool. Polishing disc is a tool for processing and polishing various materials, and has a wide range of application scenarios and various types.

[0003] The process of installing the grinding piece on the polishing disc is by holding the polishing disc with the right hand and taking the grinding piece with the left hand, aligning the grinding piece with the polishing disc hole, and attaching the grinding piece to the polishing disc.

[0004] Currently, during the hole alignment operation when installing the grinding piece, the grinding piece is installed by hand, which is difficult to operate, time-consuming, and cannot guarantee complete alignment, so the grinding piece needs to be torn off and re-aligned. Therefore, it is necessary to provide a grinding piece auxiliary installation positioning device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a grinding piece auxiliary installation positioning device, which can realize accurate hole alignment, one-handed operation, greatly reduce installation time, effectively increase the capacity of the grinding pieces placed in the auxiliary positioning disc, and avoid frequent addition of grinding pieces.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a grinding piece auxiliary installation positioning device, comprising a fixed seat, an auxiliary positioning disc is installed on the upper end face of the fixed seat, a guide limiting plate is fixedly connected to the upper end face of the auxiliary positioning disc, the longitudinal section of the guide limiting plate is an auxiliary positioning point, two installation holes are provided through the upper end face of the auxiliary positioning disc, two bottom supports with their upper end faces abutting against the lower end face of the auxiliary positioning disc are arranged on the upper end face of the fixed seat, and a telescopic positioning pin extending above the auxiliary positioning disc through the installation hole is arranged in the bottom support.

[0007] In order to avoid the problem that the polishing disc and the telescopic positioning pin interfere with each other and the polishing disc cannot contact the lower grinding piece, as a preferred grinding piece auxiliary installation positioning device of the utility model, a spring is arranged in the bottom support below the lower end face of the telescopic positioning pin.

[0008] In order to position the telescopic positioning pin, as a preferred grinding piece auxiliary installation positioning device of the utility model, a copper sleeve is arranged in the installation hole and located on the outer wall of the telescopic positioning pin.

[0009] In order to limit and fix the fixed seat and the auxiliary positioning disc, as a kind of auxiliary installation positioning device of polishing disc of the utility model, the upper end surface middle part of the fixed seat and the middle part of auxiliary positioning disc are all provided with four first threaded holes, and the fixed seat and auxiliary positioning disc are connected by internal hexagon screw and first threaded hole.

[0010] In order to limit and fix the bottom support and the auxiliary positioning disc, as a kind of auxiliary installation positioning device of polishing disc of the utility model, the upper end surface of the bottom support and the upper end surface of the auxiliary positioning disc are all provided with a plurality of second threaded holes, and the bottom support and auxiliary positioning disc are connected by internal hexagon screw and second threaded hole.

[0011] Compared with prior art, the utility model has the advantages that:

[0012] The utility model first aligns the positioning point on polishing disc with the auxiliary positioning point on auxiliary positioning disc, and then presses polishing disc downwards along the guide limiting plate on auxiliary positioning disc until it is installed on telescopic positioning pin, so that polishing disc installation can realize accurate hole alignment, one-hand operation, greatly reduce installation time, effectively improve the capacity of polishing disc placed in auxiliary positioning disc, and avoid frequent addition of polishing disc. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is overall structural drawing of the utility model;

[0014] Fig. 2 It is overall sectional view structure drawing of the utility model;

[0015] Fig. 3 It is auxiliary positioning disc structure drawing of the utility model;

[0016] Fig. 4 It is copper sleeve structure drawing of the utility model.

[0017] In the drawing: 1, fixed seat;2, bottom support;201, spring;3, telescopic positioning pin;4, auxiliary positioning disc;401, first threaded hole;402, guide limiting plate;403, auxiliary positioning point;404, copper sleeve;405, mounting hole. DETAILED DESCRIPTION

[0018] Please refer to Figs. 1 to 4The utility model provides a kind of auxiliary installation positioning device of polishing disc, including fixed seat 1, the upper end surface of fixed seat 1 is equipped with auxiliary positioning disc 4, the upper end surface of auxiliary positioning disc 4 is fixedly connected with guide limiting plate 402, the longitudinal section of guide limiting plate 402 is auxiliary positioning point 403, the upper end surface of auxiliary positioning disc 4 is equipped with two installation holes 405, the upper end surface of fixed seat 1 is provided with two bottom support 2, and the lower end surface of auxiliary positioning disc 4 is abutted, the inside of two bottom support 2 is equipped with telescopic positioning pin 3 and extends to the above of auxiliary positioning disc 4 in penetration installation hole 405.

[0019] In the embodiment: the polishing disc is installed on the auxiliary positioning disc 4 by the telescopic positioning pin 3, when replacing the polishing disc, the positioning point on the polishing disc is aligned with the auxiliary positioning point 403 on the auxiliary positioning disc 4, the polishing disc is pressed downward along the guide limiting plate 402 on the auxiliary positioning disc 4 until it is installed on the telescopic positioning pin 3, the polishing disc is installed, the telescopic positioning pin 3 can be telescopic in the bottom support 2, and the capacity of the polishing disc placed in the auxiliary positioning disc 4 can be effectively improved, the problem that the polishing disc and the lower polishing disc cannot be contacted due to the interference between the polishing disc and the telescopic positioning pin 3 when too many polishing discs are added can be solved, so that the polishing disc can be added frequently, and the polishing disc can be accurately aligned and installed by the device, one-handed operation can be realized, and the installation time can be greatly reduced.

[0020] As a technical optimization scheme of the utility model, the inside of the bottom support 2 is provided with a spring 201 located at the lower end surface of the telescopic positioning pin 3.

[0021] In the embodiment: the telescopic positioning pin 3 can be telescopic by the spring 201, and the problem that the polishing disc and the lower polishing disc cannot be contacted due to the interference between the polishing disc and the telescopic positioning pin 3 can be avoided, so that the capacity of the polishing disc placed in the auxiliary positioning disc 4 can be effectively improved, and the polishing disc can be added frequently.

[0022] As a technical optimization scheme of the utility model, the inside of the two installation holes 405 is provided with a copper sleeve 404 located at the outer wall of the telescopic positioning pin 3.

[0023] In the embodiment: the telescopic positioning pin 3 can be positioned by the copper sleeve 404.

[0024] As a technical optimization scheme of the utility model, the upper end surface of the fixed seat 1 is provided with four first threaded holes 401 in the middle, and the upper end surface of the auxiliary positioning disc 4 is provided with four first threaded holes 401 in the middle, and the fixed seat 1 and the auxiliary positioning disc 4 are connected by the internal hexagonal screw and the first threaded hole 401.

[0025] In the embodiment: the fixed seat 1 and the auxiliary positioning disc 4 can be fixed by the first threaded hole 401 and the internal hexagonal screw (the model of the internal hexagonal screw is M6X16).

[0026] As a technical optimization scheme of the utility model, the upper end surface of the bottom support 2 and the upper end surface of the auxiliary positioning disc 4 are both provided with a plurality of second threaded holes, and the bottom support 2 and the auxiliary positioning disc 4 are connected through the inner hexagonal screw and the second threaded hole.

[0027] In this embodiment, the bottom support 2 and the auxiliary positioning disc 4 are limited and fixed through the second threaded hole and the inner hexagonal screw (the model of the inner hexagonal screw is M4X12).

[0028] Working principle: first, install the polishing sheet to the auxiliary positioning disc 4 through the telescopic positioning pin 3, when replacing the polishing sheet, align the positioning point on the polishing disc with the auxiliary positioning point 403 on the auxiliary positioning disc 4, press the polishing disc downward along the guide limiting plate 402 on the auxiliary positioning disc 4 until it is installed to the telescopic positioning pin 3, the polishing sheet installation is completed, the polishing disc can be telescopic in the bottom support 2 through the telescopic positioning pin 3, which can effectively solve the problem that when the polishing sheet is installed too much, the upper layer polishing sheet of the telescopic positioning pin 3 is used up, the polishing disc interferes with the telescopic positioning pin 3, causing the polishing disc and the lower layer polishing sheet cannot contact, thereby effectively improving the polishing sheet capacity of the polishing sheet in the auxiliary positioning disc 4, and through the device, the polishing sheet installation can realize accurate hole alignment, one-hand operation, and greatly reduce the installation time.

[0029] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A grinding disc auxiliary installation and positioning device, characterized by: Including fixed seat (1), the upper end surface of fixed seat (1) is installed with auxiliary positioning disc (4), the upper end surface of auxiliary positioning disc (4) is fixedly connected with guide limiting plate (402), the longitudinal section of guide limiting plate (402) is auxiliary positioning point (403), the upper end surface of auxiliary positioning disc (4) is opened with two mounting holes (405), the upper end surface of fixed seat (1) is provided with two bottom supports (2) that are in contact with the lower end surface of auxiliary positioning disc (4), the inside of two bottom supports (2) is installed with telescopic positioning pin (3) that is extended to the upper of auxiliary positioning disc (4) and passes through mounting hole (405).

2. The apparatus according to claim 1, wherein: The inside of bottom support (2) is installed with spring (201) located at the lower end surface of telescopic positioning pin (3).

3. The apparatus according to claim 1, wherein: The inside of two mounting holes (405) is installed with copper sleeve (404) located at the outer wall of telescopic positioning pin (3).

4. The apparatus according to claim 1, wherein: The middle of the upper end surface of fixed seat (1) and the middle of auxiliary positioning disc (4) are opened with four first threaded holes (401), and fixed seat (1) and auxiliary positioning disc (4) are connected by internal hexagonal screw and first threaded hole (401).

5. The apparatus according to claim 1, wherein: The upper end surface of bottom support (2) and the upper end surface of auxiliary positioning disc (4) are opened with a plurality of second threaded holes, and bottom support (2) and auxiliary positioning disc (4) are connected by internal hexagonal screw and second threaded hole.

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