CN217464020U

CN217464020U - Centralized oil supply system of enamelling machine

Info

Publication number: CN217464020U
Application number: CN202220348811.0U
Authority: CN
Inventors: 高青松
Original assignee: Hangzhou Hoetom Cable Co ltd
Current assignee: Hangzhou Hoetom Cable Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-09-20
Anticipated expiration: 2032-02-21

Abstract

The utility model relates to a fuel-saving oil-supply device which can achieve accurate fuel supply and fuel saving without manual operation, can avoid polluting the environment, the centralized oil supply system of the enamelling machine is safe and reliable, a raw material tank is communicated with an inlet of a centrifugal pump through an oil delivery pipe, a control end of the centrifugal pump is controlled by an instruction sent by a controller through a wired or wireless channel, an outlet of the centrifugal pump is communicated with an inlet of an electromagnetic valve through the oil delivery pipe, a control end of the electromagnetic valve is controlled by the instruction sent by the controller through the wired or wireless channel, an outlet of the electromagnetic valve is communicated with an inlet of an oil storage tank through the oil delivery pipe, an outlet of the oil storage tank is communicated with inlets of a first electromagnetic valve and a second electromagnetic valve through the oil delivery pipe, control ends of the first electromagnetic valve and the second electromagnetic valve are controlled by the instruction sent by the controller through the wired or wireless channel, and outlets of the first electromagnetic valve and the second electromagnetic valve are respectively communicated with oil inlets at two ends of an oil coating groove through the oil delivery pipe. The advantages are that: accurate fuel feeding practices thrift the cost, clean workshop environment, and operating personnel need not the oiling, only needs the technician a week supply, alleviates staff's work load greatly.

Description

Centralized oil supply system of enamelling machine

Technical Field

The utility model relates to a need not people's operation and can reach accurate fuel feeding, fuel-efficient, can avoid again to produce the pollution to the environment while, have safe and reliable's enamelling machine again and concentrate oil feeding system, belong to enamelling machine and concentrate oil feeding system and make the field.

Background

The traditional oiling is to place a small-size oil storage tank at the side of the machine platform, continuously pump oil from the oil storage tank to an oiling groove by a pump, and the redundant oil flows back through a return pipe, so that the oil is only controlled to provide sufficient oil. The foot parts are as follows: in daily management, the oil quantity of a machine table is often less due to carelessness of staff, so that the product is not coated enough, and the quality problem is caused. Even the oil mass is sufficient again because of the control problem for the fat liquoring is excessive, leads to the raw materials extravagant, and excessive oil can spatter the polluted environment in the workshop, produces the potential safety hazard.

Disclosure of Invention

The design purpose is as follows: the defects in the background art are avoided, and the centralized oil supply system of the enamelling machine is designed, which can achieve accurate oil supply and oil saving without manual operation, avoid environmental pollution and have safety and reliability.

The design scheme is as follows: in order to achieve the above design objectives. The utility model discloses originally, send out by head tank, centrifugal pump, oil storage tank, scribble oil groove, controller on background art's basis, solenoid valve and defeated oil pipe etc. constitute. 1. Oil supply control: and pumping the lubricating oil in the raw material tank into an oil storage tank on the platform by using a centrifugal pump. The ultrasonic liquid level sensor is arranged at the top of the oil storage tank, the sensor outputs a linear analog quantity signal through the pressure difference generated by the liquid level to the sensing point, and the controller can indicate the height of the liquid level in the tank in proportion according to the size of the analog quantity signal. (this control manner is a well-known control mode). When the liquid level in the tank is lower than the lower limit of the set value, the controller generates an audible and visual alarm prompt, and when the centrifugal pump works, the centrifugal pump can automatically stop working to prevent overflow if the liquid level is too high. 2. Oil coating control: the lubricating oil flows from the oil storage tank to the oiling groove by using potential energy. The controller controls the quantity of lubricating oil flowing into the oil coating groove by pulse control of the on-off of the electromagnetic valve on the pipeline. Refer to fig. 3.

The technical scheme is as follows: a centralized oil supply system of an enamelling machine comprises a PLC (programmable logic controller), wherein the PLC is composed of a raw material tank, a centrifugal pump, an electromagnetic valve, an oil storage tank, a first oil supply electromagnetic valve, a second oil supply electromagnetic valve, an oil coating tank, a controller and an oil conveying pipeline; the head tank passes through defeated oil pipe and centrifugal pump import intercommunication, the centrifugal pump control end is controlled by the instruction that the PLC controller sent through wired or wireless channel, the centrifugal pump goes out through defeated oil pipe and solenoid valve import intercommunication, the solenoid valve control end is controlled by the instruction that the PLC controller sent through wired or wireless channel, the solenoid valve export is through defeated oil pipe and oil storage tank import intercommunication, the oil storage tank export is through defeated oil pipe and first solenoid valve and second solenoid valve import intercommunication, first solenoid valve and second solenoid valve control end are controlled by the instruction that the PLC controller sent through wired or wireless channel, first solenoid valve and second solenoid valve export are scribbled oil groove both ends oil inlet intercommunication respectively through defeated oil pipe.

Compared with the prior art, the utility model, firstly, the prior art is that a small-size oil storage tank is placed at the side of the machine platform, the pump is used for continuously pumping the oil from the oil storage tank to the oil coating groove, the redundant oil flows back through the return pipe, and the control to the oil is only to provide the sufficient oil, and the utility model discloses a system oil is that the product needs how much oil to pump up, and the injection oil mass of single pulse is 0.6ml, injects the required oil mass of production with the multiple of 0.6 ml; secondly, the amount of the lubricating oil can not be well controlled by the oil coating system in the background art, the amount of the lubricating oil is often too much or too little, the oil coating system can accurately supply the oil, the cost is saved, the workshop environment is cleaned (about 23.4 kilograms of oil is needed by each ton of products of the oil coating system in the background art, about 18.4 kilograms of oil is used by each ton of products of the oil coating system, namely 5 kilograms of oil is saved by each ton of products, the annual output of about 6933 tons of enameled wires is produced by a 2021 year company, the cost is directly saved by about 5x6933x12.3=426397.5 yuan and about 42.6 ten thousand yuan according to the unit price of 12.3 yuan per kilogram, thirdly, an oil storage tank in the background art is small, the lubricating oil is required to be frequently added by employees, the management is required every shift, after the oil supply system is adopted, the employees are not required to add the oil, the technicians are required to supply oil once a week, the workload is greatly reduced, fourthly, the lubricating oil is stored in multiple points in the background art, certain potential safety hazard exists, the machine table is not required to be stored after being concentrated, clean, environment-friendly and safe.

Drawings

Fig. 1 is a centralized oil supply system of an enamelling machine.

Fig. 2 is a schematic view of the oiling station of fig. 1.

FIG. 3 is a flow chart of the PLC controlling the amount of lubricating oil flowing into the oil coating tank by controlling the on-off of the electromagnetic valve on the pipeline through pulse.

Detailed Description

Example 1: reference is made to figures 1 and 2. A centralized oil supply system of an enameling machine comprises a PLC (programmable logic controller) 10, wherein the PLC 10 consists of a raw material tank 1, a centrifugal pump 2, an electromagnetic valve 3, an oil storage tank 4, a first oil supply electromagnetic valve 6, a second oil supply electromagnetic valve 9, an oil coating groove 7, a controller 10 and an oil pipeline; the head tank 1 is communicated with an inlet of a centrifugal pump 2 through an oil delivery pipe, a control end of the centrifugal pump 2 is controlled by an instruction sent by a PLC (programmable logic controller) 10 through a wired or wireless channel, an outlet of the centrifugal pump 2 is communicated with an inlet of an electromagnetic valve 3 through an oil delivery pipe, a control end of the electromagnetic valve 3 is controlled by an instruction sent by the PLC 10 through a wired or wireless channel, an outlet of the electromagnetic valve 3 is communicated with an inlet of an oil storage tank 4 through an oil delivery pipe, an outlet of the oil storage tank 4 is communicated with an inlet of a first oil supply electromagnetic valve 6 and an inlet of a second oil supply electromagnetic valve 9 through an oil delivery pipe, a control end of the first oil supply electromagnetic valve 6 and a control end of the second oil supply electromagnetic valve 9 are controlled by an instruction sent by the PLC 10 through a wired or wireless channel, and outlets of the first oil supply electromagnetic valve 6 and the second oil supply electromagnetic valve 9 are respectively communicated with oil inlets at two ends of an oil coating groove 7 through an oil delivery pipe.

The oiling tank 7 is composed of an oil tank 73, an oiling roller 71 and a motor 72, the oiling roller 71 is located in the oil tank 73, the motor 72 drives the oiling roller 71 to rotate, and the manufacturing process is prior art and will not be described.

The oil applying tank 7 is located on a machine table 8, and the manufacture of the machine table 8 is prior art and will not be described here. .

The top of the oil storage tank 4 is provided with an ultrasonic liquid level sensor 5, and the ultrasonic liquid level sensor 5 is controlled by a PLC to realize data exchange.

In order to prevent the lubricating oil from being polluted, the raw material tank 1, the oil storage tank 4, the oiling tank 7 and the oil conveying pipeline are all made of 304 stainless steel materials.

The electromagnetic valve is made of stainless steel and the valve core is made of polytetrafluoroethylene.

The oil supply method comprises the following steps: including PLC controller 10, the fuel feeding: the lubricating oil in the raw material tank 1 is pumped into an oil storage tank 4 on a platform by using a centrifugal pump 2, an ultrasonic liquid level sensor 5 is arranged at the top of the oil storage tank 4, the ultrasonic liquid level sensor 5 outputs a linear analog quantity signal through the pressure difference generated by the liquid level to a sensing point, a PLC (programmable logic controller) 10 indicates the liquid level in the tank proportionally according to the analog quantity signal, when the liquid level in the tank is lower than the lower limit of a set value, the PLC 10 can generate an audible and visual alarm prompt, and when the centrifugal pump 2 works, if the liquid level is too high, the centrifugal pump 2 can automatically stop working to prevent overflow (the application is applied in the prior art, and the application is not described herein); oil coating control: the PLC controller 10 controls the amount of lubricating oil flowing into the oiling groove (prior art application, not described herein) by controlling the on/off of the solenoid valve on the pulse control pipeline, and the oiling groove is rotated at a constant speed by an oiling roller to uniformly bring the oil at the bottom of the groove to the surface of the oiling roller. In the production process, the enameled wire passes through the groove of the oiling roller at a constant speed to take away surface lubricating oil.

It is to be understood that: although above-mentioned embodiment is right the utility model discloses a design has done more detailed word description, but these word descriptions, are only right the utility model relates to a simple word description of idea, rather than right the utility model relates to a restriction of idea, any do not surpass the utility model relates to a combination, increase or the modification of idea all fall into the utility model discloses a within the protection scope.

Claims

1. A centralized oil supply system of an enamelling machine comprises a PLC (programmable logic controller) (10), and is characterized by consisting of a raw material tank (1), a centrifugal pump (2), an electromagnetic valve (3), an oil storage tank (4), a first oil supply electromagnetic valve (6), a second oil supply electromagnetic valve (9), an oil coating groove (7), a controller (10) and an oil conveying pipeline; the raw material tank (1) is communicated with an inlet of the centrifugal pump (2) through an oil conveying pipe, a control end of the centrifugal pump (2) is controlled by an instruction sent by a PLC (programmable logic controller) (10) through a wired or wireless channel, an outlet of the centrifugal pump (2) is communicated with an inlet of the electromagnetic valve (3) through the oil conveying pipe, a control end of the electromagnetic valve (3) is controlled by the instruction sent by the PLC (10) through the wired or wireless channel, an outlet of the electromagnetic valve (3) is communicated with an inlet of the oil storage tank (4) through the oil conveying pipe, an outlet of the oil storage tank (4) is communicated with an inlet of the first oil supply electromagnetic valve (6) and an inlet of the second oil supply electromagnetic valve (9) through the oil conveying pipe, the control ends of the first oil supply electromagnetic valve (6) and the second oil supply electromagnetic valve (9) are controlled by the instruction sent by the PLC (10) through the wired or wireless channel, and outlets of the first oil supply electromagnetic valve (6) and the second oil supply electromagnetic valve (9) are respectively communicated with oil inlets at two ends of the oil coating (7) through the oil conveying pipe.

2. The centralized oil supply system of the enameling machine according to claim 1, characterized in that: the oil coating groove (7) is composed of an oil groove (73), an oil coating roller (71) and a motor (72), the oil coating roller (71) is positioned in the oil groove (73), and the motor (72) drives the oil coating roller (71) to rotate.

3. The centralized oil supply system of the enameling machine according to claim 1 or 2, characterized in that: the oil coating groove (7) is positioned on the machine table.

4. The centralized oil supply system of the enameling machine according to claim 1, characterized in that: the top of the oil storage tank (4) is provided with an ultrasonic liquid level sensor (5).

5. The centralized oil supply system of the enameling machine according to claim 1, characterized in that: the oil pipelines are all 304 stainless steel pipes.

6. The centralized oil supply system of the enameling machine according to claim 1, characterized in that: the electromagnetic valve is made of stainless steel and the valve core is made of polytetrafluoroethylene.