Valve ball polishing and grinding mechanism

Abstract

The utility model provides a valve ball polishing and grinding mechanism, which belongs to the technical field of valve accessory processing equipment and comprises a base, a mounting plate and a polishing and grinding assembly are fixedly connected to the upper surface of the base, the polishing and grinding assembly comprises a motor fixedly connected to the side wall of the mounting plate through a support, and the output end of the motor is fixedly connected with a rotating shaft. The rotating shaft is rotationally connected to the side wall of the mounting plate in a penetrating mode through a bearing, the end, away from the motor, of the rotating shaft is fixedly connected with a bearing rod and a fixing assembly, and the fixing assembly is arranged above the base. By arranging the fixing assembly, the valve ball body to be polished and ground can be efficiently and conveniently fixed, high practicability is achieved, the polishing and grinding device can be suitable for valve ball bodies of different sizes, and efficient and convenient polishing and grinding operation can be conducted by arranging the polishing and grinding assembly and being matched with the fixing assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve accessories processing equipment technical field especially relates to a valve ball body polishing mechanism. BACKGROUND

[0002] Valve ball body is a kind of control liquid and gas flow device, it realizes the on-off control fluid by the free rotation of ball body, mainly plays the role of control medium flow, valve ball body has simple structure, high temperature and high pressure resistance, sealing reliable and so on, is widely used in industry, building, chemical industry, metallurgy and other fields, valve ball body polishing mechanism, its main purpose is to carry out accurate polishing treatment to valve ball body, to ensure that the roundness and roughness of valve ball body reach predetermined requirement, to ensure the sealing performance of valve.

[0003] Through the retrieval, the patent document with the publication number CN220863545U discloses a kind of valve ball body polishing mechanism, including workbench, fixed seat and first sliding seat are arranged on workbench, fixed seat and first sliding seat are all provided with tension clamp, tension clamp includes mounting seat, tension sleeve and pressure piece, tension sleeve has a plurality of array distribution deformation parts in one end, the utility model realizes simple and convenient disassembly before and after ball body polishing, and processing efficiency is high.

[0004] The above-mentioned prior art often has the following problems when in use:

[0005] The existing valve ball body polishing mechanism is not convenient to operate when in use, and the fixing operation of the ball valve to be polished is not convenient, which will affect the subsequent polishing operation, and too many power devices and power outputs are needed, which will increase the use cost, and different models of ball valve, the size of the ball body is different, and the polishing mechanism should be able to meet the fixing of different models of valve ball body. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies in the prior art, the utility model provides a kind of valve ball body polishing mechanism.

[0007] The embodiment of the utility model provides a kind of valve ball body polishing mechanism, including:

[0008] Base, the upper surface of the base is fixedly connected with mounting plate;

[0009] Polishing assembly, the polishing assembly includes motor fixedly connected on the side wall of mounting plate by support, the output end of the motor is fixedly connected with rotating shaft, the rotating shaft is rotatably connected to the side wall of mounting plate by bearing penetrating, the end of the rotating shaft away from motor is fixedly connected with bearing bar;

[0010] Fixed component, the fixed component is located above the base.

[0011] Further, the fixing assembly comprises a bearing plate fixedly connected to the back of the bearing rod, two fixed plates are fixedly connected to the back of the bearing plate, a bidirectional threaded rod is arranged above the base, the bidirectional threaded rod penetrates through the bottom surface of the two fixed plates and is rotationally connected to the two fixed plates through a bearing, two limiting grooves are arranged on the side wall of the bearing plate, two limiting rods are slidably connected in the two limiting grooves, nuts are threadedly connected to the threaded segments of the bidirectional threaded rod in opposite directions, the side walls of the two nuts are fixedly connected to the side ends of the two limiting rods, connecting brackets are fixedly connected to the side walls of the two limiting rods, and arc-shaped fixed plates are fixedly connected to the side ends of the two connecting brackets.

[0012] Further, the center of the vertical section of the bearing rod coincides with the center of the shaft.

[0013] Further, the two limiting grooves, the limiting rods, the nuts, the connecting brackets and the arc-shaped fixed plates are symmetrically arranged about the bearing rod.

[0014] Further, the two side walls of the limiting rod are fitted with the two inner walls of the limiting groove.

[0015] Further, the top end of the bidirectional threaded rod is fixedly connected with a knob, the vertical distance from the knob to the upper surface of the bearing rod is smaller than the vertical distance from the bottom surface of the bearing rod to the upper surface of the base.

[0016] Compared with the prior art, the valve ball body polishing mechanism has the following beneficial effects:

[0017] The fixing assembly is arranged in the valve ball body polishing mechanism, so that the valve ball body to be polished can be fixed efficiently and conveniently, thereby improving the polishing efficiency and quality, and the valve ball body polishing mechanism has strong practicability and can be applied to valve ball bodies of different sizes. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 FIG. 1 is a perspective view of the valve ball body polishing mechanism according to the present application.

[0019] Fig. 2 FIG. 2 is a sectional view of the valve ball body polishing mechanism according to the present application.

[0020] Fig. 3 FIG. 3 is a perspective view of the valve ball body polishing mechanism according to the present application.

[0021] In the above figure: 1 base, 2 mounting plate, 3 motor, 4 rotating shaft, 5 bearing rod, 6 bearing plate, 7 fixed plate, 8 two-way threaded rod, 9 limiting groove, 10 limiting rod, 11 nut, 12 connecting bracket, 13 arc-shaped fixed plate. DETAILED DESCRIPTION

[0022] The technical solutions in the utility model are further described below with reference to the drawings and examples.

[0023] As Figs. 1-3 shown in the utility model embodiment, a valve ball polishing mechanism is provided, which comprises:

[0024] The base 1 is fixedly connected with the mounting plate 2 on the upper surface, the polishing assembly comprises the motor 3 fixedly connected to the side wall of the mounting plate 2 through the support, the output end of the motor 3 is fixedly connected with the rotating shaft 4, the rotating shaft 4 penetrates the side wall of the mounting plate 2 through the bearing and is rotationally connected, the end of the rotating shaft 4 away from the motor 3 is fixedly connected with the bearing rod 5, the center of the vertical section of the bearing rod 5 coincides with the center projection of the rotating shaft 4, so that the bearing rod 5 can rotate coaxially with the rotating shaft 4;

[0025] The fixed assembly is arranged above the base 1, the fixed assembly comprises the bearing plate 6 fixedly connected to the back of the bearing rod 5, the back of the bearing plate 6 is fixedly connected with the two fixed plates 7, the two-way threaded rod 8 is arranged above the base 1 and rotationally connected to the bottom surface of the two fixed plates 7 through the bearing, the side wall of the bearing plate 6 is provided with the two limiting grooves 9, the two limiting grooves 9 are both slidingly connected with the limiting rod 10, the screw thread segments of the two-way threaded rod 8 in opposite directions are both threadedly connected with the nut 11, the side ends of the two limiting rods 10 are respectively fixedly connected with the side walls of the two nuts 11, the side walls of the two limiting rods 10 are both fixedly connected with the connecting bracket 12, the side ends of the two connecting brackets 12 are both fixedly connected with the arc-shaped fixed plate 13, the two limiting grooves 9, the limiting rod 10, the nut 11, the connecting bracket 12 and the arc-shaped fixed plate 13 are all symmetrically arranged about the bearing rod 5, so that the fixed assembly can normally operate and complete the fixation of the valve ball, and also rotate coaxially with the bearing rod 5 and the rotating shaft 4, the side walls of the two limiting rods 10 are both fitted with the two side inner walls of the limiting groove 9, so that the two limiting rods 10 can stably move without deviation, the top end of the two-way threaded rod 8 is fixedly connected with the knob, the vertical distance from the knob to the upper surface of the bearing rod 5 is less than the vertical distance from the bottom surface of the bearing rod 5 to the upper surface of the base 1, so that the fixed assembly can rotate with the bearing rod 5 and will not touch the base 1.

[0026] The detailed working process of the utility model is as follows:

[0027] In use, first, the valve ball is fixed, the valve ball is sleeved on the two arc-shaped fixing plates 13, then the knob is rotated to rotate the two-way threaded rod 8, the two-way threaded rod 8 is rotated, the two nuts 11 are limited by the limiting rods 10 and the limiting grooves 9, and the two nuts 11 are moved towards each other, the two arc-shaped fixing plates 13 are moved towards each other through the two connecting supports 12, when the valve ball needs to be fixed, the two arc-shaped fixing plates 13 are moved away from each other, and then the two arc-shaped fixing plates 13 are moved away from each other in the valve ball, until the two arc-shaped fixing plates 13 are in close contact with the inner wall, the valve ball is fixed, the operation is convenient, different sizes of valve balls can be used, and the utility is strong;

[0028] After the valve ball is fixed, the motor 3 is started, the motor 3 drives the rotating shaft 4 to rotate, and then the bearing rod 5 and the fixing assembly are rotated, the valve ball is rotated coaxially through the fixing assembly, and then the valve ball is cooperated with the polishing tool to complete the polishing work, the polishing efficiency and quality are improved.

[0029] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model and are not limited, although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced, without departing from the purpose and scope of the technical solutions of the utility model, and they should be covered in the scope of the claims of the utility model.

Claims

1. A valve ball polishing mechanism, characterized in that, include: A base (1) has an mounting plate (2) fixedly connected to its upper surface; Polishing assembly, the polishing assembly includes a motor (3) fixedly connected to the side wall of the mounting plate (2) by a bracket, the output end of the motor (3) is fixedly connected to a rotating shaft (4), the rotating shaft (4) is rotatably connected to the side wall of the mounting plate (2) through a bearing, and a bearing rod (5) is fixedly connected to the end of the rotating shaft (4) away from the motor (3); A fixing component is provided above the base (1). The fixing component includes a bearing plate (6) fixedly connected to the back of the bearing rod (5). Two fixing plates (7) are fixedly connected to the back of the bearing plate (6). A bidirectional threaded rod (8) is provided above the base (1). The bidirectional threaded rod (8) is rotatably connected to the bottom surface of the two fixing plates (7) through a bearing. Two limiting grooves (9) are provided on the side wall of the bearing plate (6). Limiting rods (10) are slidably connected in the two limiting grooves (9). Nuts (11) are threadedly connected to the threaded sections of the bidirectional threaded rod (8) with opposite thread directions. The side ends of the two limiting rods (10) are fixedly connected to the side walls of the two nuts (11) respectively. Connecting brackets (12) are fixedly connected to the side walls of the two limiting rods (10). Arc-shaped fixing plates (13) are fixedly connected to the side ends of the two connecting brackets (12).

2. The valve ball polishing mechanism according to claim 1, characterized in that, in: The center of the vertical section of the bearing rod (5) coincides with the center projection of the rotating shaft (4).

3. The valve ball polishing mechanism according to claim 2, characterized in that, in: The two limiting grooves (9), the limiting rod (10), the nut (11), the connecting bracket (12), and the arc-shaped fixing plate (13) are all symmetrically arranged about the bearing rod (5).

4. The valve ball polishing mechanism according to claim 2, characterized in that, in: Both sides of the limiting rod (10) are in contact with the inner sides of the limiting groove (9).

5. A valve ball polishing mechanism according to claim 2, characterized in that, in: A knob is fixedly connected to the top of the bidirectional threaded rod (8). The vertical distance from the knob to the upper surface of the support rod (5) is less than the vertical distance from the bottom surface of the support rod (5) to the upper surface of the base (1).

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