Cooling water path system for lower polishing disc of single-sided polishing machine

Abstract

The utility model relates to a lower polishing disc cooling waterway system of a single-sided polishing machine, which is structurally characterized in that an upper bearing seat is arranged below a water cooling disc, a lower disc shaft is arranged in the center of the bottom surface of the lower polishing disc, the bottom end of the lower disc shaft is connected with a rotary joint, a water guide pipe is arranged in the center of the lower disc shaft, a water outlet waterway is arranged on the inner side of the water guide pipe, a water inlet waterway is arranged between the lower disc shaft and the water guide pipe, and a copper sleeve is arranged at the top end of the water guide pipe. Water cooling grooves are formed in the water cooling disc, a water diversion block is arranged in the center between the water cooling grooves, a water inlet channel communicated with the water diversion block is arranged on the upper bearing seat, the water inlet channel is communicated with the water inlet cavity, and the water diversion block is connected with a water inlet pipe. The inner end of the water cooling tank communicates with the water return cavity through a water return pipe water return channel. The device has the advantages of being capable of being matched with a temperature control system to achieve continuous flowing and accurate control of cooling water, reducing temperature fluctuation in the polishing process, improving polishing efficiency and quality, reducing energy consumption and enhancing reliability and economical efficiency of the system.

Description

TECHNICAL FIELD

[0001] The utility model relates to a single -sided polishing machine lower polishing disc cooling waterway system belongs to the technical field of polishing machine. BACKGROUND

[0002] In the single -sided polishing machine, the design of the cooling waterway system of lower polishing disc is very important to the polishing process.

[0003] In the prior art, the cooling waterway system of single -sided polishing machine lower polishing disc is generally simple, and there are problems such as low cooling efficiency and inaccurate temperature control, which not only limits the polishing efficiency, but also may cause workpiece damage and quality decline. UTILITY MODEL CONTENTS

[0004] The utility model provides a single -sided polishing machine lower polishing disc cooling waterway system, and the purpose is to overcome the above -mentioned insufficient of prior art, and the temperature control accuracy is improved by optimizing the cooling path, the polishing process stability is improved, and the final product quality is improved.

[0005] The technical solution of the utility model: a single -sided polishing machine lower polishing disc cooling waterway system, its structure includes the water -cooling disc that is installed on the bottom surface of lower polishing disc, the upper bearing seat is arranged below the water -cooling disc, the lower polishing disc bottom surface center is equipped with the lower disc axle that passes through the water -cooling disc and upper bearing seat and extends downward, the lower disc axle bottom end is connected rotary joint, the lower disc axle center is equipped with the water guide pipe, the water guide pipe inside is the water outlet waterway, the interlayer between the lower disc axle and water guide pipe is the water inlet waterway, the water guide pipe top end is equipped with the copper sleeve, the copper sleeve outside is equipped with the guide pipe seat, and the water -cooling disc center above the guide pipe seat and copper sleeve is surrounded and forms the backwater cavity, and the guide pipe seat below with the upper bearing seat center surrounds and forms the water inlet cavity, and the water inlet waterway top end is communicated with the water inlet cavity, and the water -cooling disc is evenly opened with a plurality of pairs of water -cooling grooves to the circumference, and the center between each pair of water -cooling grooves is equipped with a water distribution block, and the upper bearing seat is equipped with the water inlet channel that one end is communicated with the water distribution block one to one, and the water inlet channel other end is communicated with the water inlet cavity, and the water distribution block is connected with the water inlet pipe that the end extends to the outer end of water -cooling groove, and the inner end of each water -cooling groove is communicated with the backwater channel that is horizontally arranged through the vertical backwater pipe, and all backwater channels are communicated with the backwater cavity.The integration of rotary joint and cooling water circulation system can realize the continuous flow and accurate control of cooling water when the lower polishing disc rotates with the cooperation of temperature control system, reduce the temperature fluctuation in the polishing process, and improve the polishing efficiency and quality.

[0006] Preferably, O-ring is arranged between the water guide pipe and the copper sleeve. The water inlet cavity and the backwater cavity can be sealed and separated to prevent water leakage and affect the cooling effect.

[0007] The utility model discloses a reasonable structure design, integrated rotary joint and cooling water circulation system, can cooperate temperature control system and realize the sustained flow and accurate control of cooling water when the lower polishing disc rotates, thereby reduce the temperature fluctuation in the polishing process, avoid the uneven polishing problem caused by temperature fluctuation, improve the polishing efficiency and quality, reduce energy waste, enhance the reliability and economy of system simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0008] Figure 1 It is the structure schematic diagram of the utility model single -sided polishing machine lower polishing disc cooling water system.

[0009] 1 is rotary joint in the drawing, 2 is water pipe, 3 is lower disc axle, 4 is upper bearing seat, 5 is guide pipe seat, 6 is copper sleeve, 7 is water cooling disc, 8 is water inlet pipe, 9 is water distribution block, 10 is backwater pipe, 11 is water inlet channel, 12 is backwater channel, 13 is water inlet cavity, 14 is backwater cavity, 15 is lower polishing disc. DETAILED DESCRIPTION

[0010] The utility model will be further explained in detail in connection with embodiment and specific implementation.

[0011] As Figure 1 Shown, a single -sided polishing machine lower polishing disc cooling water system, its structure includes the water cooling disc 7 installed on the lower polishing disc 15 bottom surface, the upper bearing seat 4 below water cooling disc 7 is equipped, and the lower polishing disc 15 bottom surface center is equipped with the lower disc axle 3 that passes through water cooling disc 7 and upper bearing seat 4 and extends downward, and the lower disc axle 3 bottom end is connected rotary joint 1, and the lower disc axle 3 center is equipped with water pipe 2, and the inner side of water pipe 2 is water outlet waterway, and the interlayer between lower disc axle 3 and water pipe 2 is water inlet waterway, and the top end of water pipe 2 is equipped with copper sleeve 6, and the outer side of copper sleeve 6 is equipped with guide pipe seat 5, and the water cooling disc 7 center above guide pipe seat 5 and copper sleeve 6 surrounds backwater cavity 14, and the upper bearing seat 4 center below guide pipe seat 5 surrounds water inlet cavity 13, and the top end of water inlet waterway is communicated with water inlet cavity 13, and the water cooling disc 7 is evenly opened with a plurality of pairs of water cooling grooves that do not communicate with each other on the circumference, and the center between each pair of water cooling grooves is equipped with a water distribution block 9, and the upper bearing seat 4 is equipped with a water inlet channel 11 with one end respectively corresponding with water distribution block 9 one to one communication, and the other end of water inlet channel 11 is communicated with water inlet cavity 13, and water distribution block 9 is connected with water inlet pipe 8 that end extends to the outer end of water cooling groove, and the inner end of each water cooling groove is communicated with a horizontally arranged backwater channel 12 through a vertically arranged backwater pipe 10, and all backwater channels 12 are communicated with backwater cavity 14.

[0012] The setting of rotary joint 1 can allow cooling water to flow continuously when the lower polishing disc 15 rotates, improve the cooling efficiency, and avoid workpiece damage caused by excessive temperature.

[0013] The sealing structure design of rotary joint 1 should prevent cooling water from leaking during rotation to ensure the safety of the equipment and the cleanliness of the working environment.

[0014] O-ring is arranged between the water conduit 2 and the copper sleeve 6, which seals and separates the water inlet cavity 13 and the water return cavity 14, prevents the water inlet and outlet from leaking, and avoids affecting the cooling effect.

[0015] According to the above structure, the rotary joint and the cooling water circulation system are integrated, and can be matched with the temperature control system to realize the continuous flow and accurate control of the cooling water when the lower throwing disc rotates, thereby effectively reducing the temperature fluctuation in the polishing process, improving the polishing efficiency and quality, and enhancing the reliability and economy of the system.

[0016] The above components are all prior art, and a person skilled in the art can use any model and existing design that can realize the corresponding functions.

[0017] The above is only a preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the inventive concept, a number of modifications and improvements can be made, which are all within the protection scope of the present application.

Claims

1. A cooling water system for the lower polishing disc of a single-sided polishing machine, characterized in that, The application relates to a water-cooling device for a lower-throwing disc (15), which comprises a water-cooling disc (7) installed on the bottom surface of the lower-throwing disc (15), an upper bearing seat (4) arranged below the water-cooling disc (7), a lower disc shaft (3) arranged through the water-cooling disc (7) and the upper bearing seat (4) and extending downwards at the center of the bottom surface of the lower-throwing disc (15), a rotary joint (1) connected to the bottom end of the lower disc shaft (3), a water guide pipe (2) arranged at the center of the lower disc shaft (3), a water outlet water channel arranged on the inner side of the water guide pipe (2), a water inlet water channel arranged between the lower disc shaft (3) and the water guide pipe (2), a copper sleeve (6) arranged at the top end of the water guide pipe (2), a guide pipe seat (5) arranged on the outer side of the copper sleeve (6), a water return cavity (14) formed by the water-cooling disc (7) above the guide pipe seat (5) and the copper sleeve (6), a water inlet cavity (13) formed by the guide pipe seat (5) below and the upper bearing seat (4) at the center, the top end of the water inlet water channel being communicated with the water inlet cavity (13), a plurality of pairs of water-cooling grooves which are not communicated with each other being uniformly opened on the upper circumferential surface of the water-cooling disc (7), one water distribution block (9) being arranged at the center between each pair of water-cooling grooves, a water inlet channel (11) being arranged on the upper bearing seat (4) and having one end communicated with the water distribution block (9) one by one, the other end of the water inlet channel (11) being communicated with the water inlet cavity (13), the water distribution block (9) being connected with a water inlet pipe (8) which extends to the outer end of the water-cooling groove, the inner end of each water-cooling groove being communicated with a horizontally arranged water return channel (12) through a vertically arranged water return pipe (10), and all the water return channels (12) being communicated with the water return cavity (14).

2. The cooling water path system of the down polishing plate of the single-side polishing machine according to claim 1, wherein O-rings are arranged between the water guide pipe (2) and the copper sleeve (6).

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