CN218357874U

CN218357874U - Grinding fluid filtering and circulating system

Info

Publication number: CN218357874U
Application number: CN202221857615.2U
Authority: CN
Inventors: 潘涛; 潘杰; 陈凡; 金闻达; 李进仪; 阮鹏
Original assignee: Jiangyin Cuike Intelligent Manufacturing Technology Co ltd
Current assignee: Jiangyin Cuike Intelligent Manufacturing Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-01-24
Anticipated expiration: 2032-07-19

Abstract

The utility model relates to a lapping liquid filtration cycle system belongs to and filters technical field. The sewage treatment device comprises a filter, wherein the filter is connected with a sewage tank through a sewage pipe, an outlet of the filter is communicated with an inlet of a water tank, a first control valve and a sewage pump are arranged on the sewage pipe, the first control valve is provided with a sewage pump inlet side, the first control valve is opened, sewage in the sewage tank is pumped into the sewage pipe by the sewage pump and then flows into the filter, and the filtered sewage flows into the water tank; the water supply port of the water tank is connected with the grinding and polishing machine through a water supply pipe, a water supply pump and a second regulating valve are arranged on the water supply pipe, the second regulating valve is arranged on the outlet side of the water supply pump to regulate the second regulating valve, and the grinding fluid filtered in the water tank is pumped into the water supply pipe by the water supply pump and then flows to a grinding and polishing special line, so that the grinding fluid is recycled after being filtered. This application simple structure, the simple operation can collect, filter used lapping liquid, realizes that the lapping liquid recycles, practices thrift the lapping liquid, reduction in production cost.

Description

Grinding fluid filtering and circulating system

Technical Field

The utility model relates to a lapping liquid filtration cycle system belongs to and filters technical field.

Background

A grinding machine is widely used in machining as a polishing and grinding device, and in the machining process of precision mechanical parts, in order to reduce the difficulty of grinding and polishing of a workpiece, a grinding fluid is often sprayed onto the grinding surface of the workpiece to grind the workpiece. However, in the polishing process, the used polishing liquid cannot be recovered and treated, and thus the polishing liquid is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a lapping liquid filtration cycle system is provided to above-mentioned prior art can collect, filter used lapping liquid, realizes lapping liquid recycling.

The utility model provides a technical scheme that above-mentioned problem adopted does: a grinding fluid filtering and circulating system comprises a filter, wherein the filter is connected with a sewage tank through a sewage pipe, an outlet of the filter is communicated with an inlet of a water tank, a first control valve and a sewage pump are arranged on the sewage pipe, the first control valve is provided with a sewage pump inlet side, the first control valve is opened, sewage collected in the sewage tank is pumped into the sewage pipe by the sewage pump and then flows into the filter, and the filtered sewage flows into the water tank; the grinding and polishing machine is characterized in that a water supply port of the water tank is connected with the grinding and polishing machine through a water supply pipe, a water supply pump and a second regulating valve are arranged on the water supply pipe, the second regulating valve is arranged on the outlet side of the water supply pump, the second regulating valve is regulated, and the grinding fluid filtered in the water tank is pumped into the water supply pipe by the water supply pump and then flows to a grinding and polishing special line, so that the grinding fluid is recycled after being filtered.

A first self-circulation unit is arranged between the inlet side of the sewage pump and the water tank and comprises a first self-circulation pipeline, one end of the first self-circulation pipeline is arranged between the inlet of the sewage pump and a first control valve, and the first self-circulation pipeline is provided with a first self-circulation control valve.

Be equipped with the second between feed pump outlet side and the water tank from circulation unit, the second includes the second from circulation pipeline from circulation unit, the second is located between the export of the water supply pump and the electronic ball valve import of second from circulation pipeline one end, and the second is equipped with the second from the circulation control valve on the second from circulation pipeline.

The centrifugal pump is characterized by further comprising a diaphragm pump, an inlet of the diaphragm pump is communicated with the water tank, and an outlet of the diaphragm pump is connected with the centrifugal machine through a liquid discharge pipe.

Compared with the prior art, the utility model has the advantages of: the grinding fluid filtering and circulating system is simple in structure, convenient to operate, capable of collecting and filtering used grinding fluid, capable of recycling the grinding fluid, saving the grinding fluid and reducing production cost.

Drawings

Fig. 1 is a three-dimensional schematic diagram of a slurry filtration cycle system according to an embodiment of the present invention;

FIG. 2 is another perspective three-dimensional view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

in the figure, a sewage pipe 1, a water supply pump 2, a sewage pump 3, a diaphragm pump 4, a first self-circulation pipeline 5, a transparent steel wire pipe 6, a water supply pipe 7, a second self-circulation pipeline 8, a second self-circulation electric butterfly valve 9, a filter 10, a water tank 11, a liquid discharge pipe 12, a first self-circulation electric butterfly valve 13, a second electric ball valve 14, a first electric butterfly valve 15 and a centrifuge 16 are arranged.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1, 2 and 3, the grinding fluid filtering and circulating system in this embodiment includes a filter 10, the filter 10 is connected to a sewage tank through a sewage pipe 1, and an outlet of the filter 10 is communicated with an inlet of a water tank 11. The sewage pipe 1 is provided with a first electric butterfly valve 15 and a sewage pump 3, and the first electric butterfly valve 15 is arranged at the inlet side of the sewage pump 3. When the first electric butterfly valve 15 is opened, the sewage pump 3 pumps the sewage collected in the sewage tank into the sewage pipe 1, the sewage flows to the filter 10 for filtering, and the filtered sewage flows into the water tank 11. The water supply port of the water tank 11 is connected with the grinding and polishing machine through a water supply pipe 7, the water supply pipe 7 is provided with a water supply pump 2 and a second electric ball valve 14, and the second electric ball valve 14 is arranged on the outlet side of the water supply pump 2. And adjusting the second electric ball valve 14, pumping the filtered grinding fluid in the water tank 11 into the water supply pipe 7 by the water supply pump 2, and then flowing the grinding fluid to a grinding and polishing special line to realize the recycling of the filtered grinding fluid. A first self-circulation unit is provided between the inlet side of the sewage pump 3 and the water tank 11, and a second self-circulation unit is provided between the outlet side of the water supply pump 2 and the water tank 11. The first self-circulation unit and the second self-circulation unit avoid idling of the sewage pump and the water supply pump because the sewage pump and the water supply pump cannot be started and stopped for many times.

The first self-circulation unit comprises a first self-circulation pipeline 5, a first self-circulation electric butterfly valve 13 is arranged on the first self-circulation pipeline 5, and one end of the first self-circulation pipeline 5 is arranged between an inlet of the sewage pump 3 and an outlet of the first electric butterfly valve 15. The second self-circulation unit comprises a second self-circulation pipeline 8, one end of the second self-circulation pipeline 8 is arranged between the outlet of the water supply pump 2 and the inlet of the second electric ball valve 14, and a second self-circulation electric butterfly valve 9 is arranged on the second self-circulation pipeline 8. When the polishing machine does not work and sewage does not exist in the sewage tank, the first electric butterfly valve 15 and the second electric ball valve 14 are closed, the first self-circulation electric butterfly valve 13 and the second self-circulation electric butterfly valve 9 are opened, so that water in the water tank 11 flows to the sewage pump 3 and the water supply pump 2 through the first self-circulation pipeline 5 and the second self-circulation pipeline 8 and then is pumped into the water tank 11, the water in the water tank 11 forms self-circulation, and the water in the water tank 11 has a stirring effect.

The outer side of the water tank 11 is also provided with a diaphragm pump 4, the two water tanks 11 are connected with an inlet of the diaphragm pump 4 through transparent steel wire pipes 6, and an outlet of the diaphragm pump 4 is connected with a centrifuge 16 through a liquid discharge pipe 12. When the grinding fluid is used for more than 1 month or obvious sedimentation occurs, the grinding fluid in the two water tanks is pumped into a centrifuge 16 through a diaphragm pump and a transparent steel wire pipe for solid-liquid separation.

And adjusting the opening of the second electric ball valve so as to adjust the water supply flow. And opening or closing the first electric butterfly valve, and switching on or off the sewage pipe.

The grinding fluid filtering and circulating system is used in a first-stage grinding and polishing special line and a second-stage grinding and polishing special line, and the grinding fluid filtering and circulating system for the first-stage grinding and polishing special line and the grinding fluid filtering and circulating system for the second-stage grinding and polishing special line are two independent filtering and circulating systems.

The grinding fluid filtering and circulating system is also provided with a liquid level instrument, a flowmeter and a pressure sensor respectively, the liquid level instrument has high liquid level and low liquid level alarm functions, and the flowmeter can check the flow of the supplied liquid in real time and can alarm when the pipe is empty.

The circulation principle is as follows: opening a liquid level meter, a pressure sensor and a flowmeter, opening a first self-circulation electric butterfly valve and a second self-circulation electric butterfly valve in a first-stage grinding and polishing special line and a second-stage grinding and polishing special line, and closing the first electric butterfly valve and the second electric ball valve; and opening the water supply pump and the sewage pump to enable the grinding fluid in the water tank to self-circulate through the first self-circulation pipeline and the second self-circulation pipeline. When the plate is conveyed to the primary grinding and polishing special line, the second electric ball valve of the primary grinding and polishing system is opened under the control of a signal, and grinding liquid is supplied to the primary grinding and polishing system. And after the primary grinding and polishing is finished, closing a second electric ball valve of the primary grinding and polishing system, opening a first electric butterfly valve of the primary grinding and polishing system, pumping sewage in a sewage tank of the primary grinding and polishing special line into a filter through a sewage pump for filtering, and then flowing into a water tank of the primary grinding and polishing special line until the sewage is extracted, and closing the first electric butterfly valve of the primary grinding and polishing system. And after the secondary grinding and polishing system receives the signal that the plate is conveyed to the production line, the second electric ball valve of the secondary grinding and polishing system is opened under the control of the signal to supply grinding fluid for the secondary grinding and polishing system. And after the secondary grinding and polishing is finished, closing a second electric ball valve of the secondary grinding and polishing special line, opening a first electric butterfly valve of the secondary grinding and polishing system, pumping sewage in a sewage tank of the secondary grinding and polishing special line into a filter through a sewage pump, filtering the sewage, flowing into a water tank of the secondary grinding and polishing special line, and closing the first electric butterfly valve of the secondary grinding and polishing special line until the sewage is extracted.

This application simple structure, the simple operation can collect, filter used lapping liquid, realizes lapping liquid recycling, practices thrift lapping liquid, reduction in production cost.

In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims

1. A grinding fluid filtering and circulating system is characterized in that: the sewage treatment device comprises a filter, wherein the filter is connected with a sewage tank through a sewage pipe, an outlet of the filter is communicated with an inlet of a water tank, a first control valve and a sewage pump are arranged on the sewage pipe, the first control valve is provided with a sewage pump inlet side, the first control valve is opened, the sewage pump pumps sewage collected in the sewage tank into the sewage pipe and then flows into the filter, and the filtered sewage flows into the water tank; the grinding and polishing machine is characterized in that a water supply port of the water tank is connected with the grinding and polishing machine through a water supply pipe, a water supply pump and a second regulating valve are arranged on the water supply pipe, the second regulating valve is arranged on the outlet side of the water supply pump, the second regulating valve is regulated, and the grinding fluid filtered in the water tank is pumped into the water supply pipe by the water supply pump and then flows to a grinding and polishing special line, so that the grinding fluid is recycled after being filtered.

2. The slurry filtration cycle system of claim 1, wherein: a first self-circulation unit is arranged between the inlet side of the sewage pump and the water tank and comprises a first self-circulation pipeline, one end of the first self-circulation pipeline is arranged between the inlet of the sewage pump and a first control valve, and the first self-circulation pipeline is provided with a first self-circulation control valve.

3. The slurry filtration cycle system of claim 1, wherein: be equipped with the second between feed pump outlet side and the water tank from circulation unit, the second includes the second from circulation pipeline from circulation unit, the second is located between the export of the water supply pump and the electronic ball valve import of second from circulation pipeline one end, and the second is equipped with the second from the circulation control valve on the second from circulation pipeline.

4. The slurry filtration cycle system of claim 1, wherein: still be equipped with the diaphragm pump, the diaphragm pump import communicates with the water tank, the diaphragm pump export is connected with centrifuge through the fluid-discharge tube.