CN-117086687-B - Cutting fluid filtering and recycling system for numerical control machine tool

CN117086687BCN 117086687 BCN117086687 BCN 117086687BCN-117086687-B

Abstract

The invention discloses a cutting fluid filtering and recycling system for a numerical control machine, which relates to the technical field of the numerical control machine and comprises a box body of a liquid suction filter box, wherein a control box is arranged on the outer wall of the box body, a crankshaft is rotatably arranged in the box body, one end of the crankshaft is connected with an output shaft of a motor, a slag discharging port is formed in the side wall of the box body, a sealing plate is arranged at the slag discharging port, two groups of piston assemblies are rotatably connected with the outer wall of the crankshaft, a first connecting pipe is arranged between the upper ends of the two groups of piston assemblies, a liquid discharging assembly is arranged in the middle of the first connecting pipe, and a fine filtering assembly is arranged between the two groups of piston assemblies. According to the invention, the piston assembly is used for absorbing liquid, and preliminary filtration is carried out before the liquid absorption, so that metal particles are prevented from entering the inner cavity of the piston cylinder, and meanwhile, the sealing cover is in threaded connection with the extrusion ring and is opened in a screwing mode, so that the abrasion-resistant cylinder and the piston can be replaced conveniently by workers.

Inventors

YI XIAOLING
ZONG WEI

Assignees

南通新华装饰工程有限公司

Dates

Publication Date: 20260508
Application Date: 20230904

Claims (4)

1. Cutting fluid filtering and recycling system for numerical control machine tool comprises a box body (1) of a fluid suction filtering box, wherein a control box (6) is arranged on the outer wall of the box body (1), a crankshaft (2) is rotatably arranged in the box body (1), one end of the crankshaft (2) is connected with an output shaft of a motor, a slag discharging port is formed in the side wall of the box body (1), a sealing plate (10) is arranged at the slag discharging port, the cutting fluid filtering and recycling system is characterized in that two groups of piston assemblies (3) are rotatably connected with the outer wall of the crankshaft (2), a first connecting pipe (305) is arranged between the upper ends of the piston assemblies (3), a liquid discharging assembly (5) is arranged in the middle of the first connecting pipe (305), a fine filtering assembly (7) is arranged between the piston assemblies (3), a primary filtering assembly (9) is arranged on two sides of the box body (1), a connector (4) is arranged between the piston assemblies (3) and the primary filtering assembly (9), T-shaped holes are formed in the connector (4), the connector (4) is respectively communicated with the primary filtering assembly (3) and the second filtering assembly (8), the second filtering assembly (11) is communicated with the inner part of the box body (1), an electromagnetic valve is arranged in the second liquid suction pipe (11); The primary filter assembly (9) comprises an outer barrel (901), a first filter screen (903) and a baffle plate (905) are fixedly arranged inside the outer barrel (901) from top to bottom, a first liquid suction pipe (902) is arranged at the upper end of the outer barrel (901), the first liquid suction pipe (902) is communicated with a connector (4) and is provided with an electronic valve, a second liquid inlet pipe (904) is arranged at the middle position of the outer barrel (901), an electromagnetic valve is arranged inside the second liquid inlet pipe (904), the second liquid inlet pipe (904) penetrates through and extends to the outside of the outer barrel (901), an arc-shaped pipe (908) communicated with two second liquid inlet pipes (904) is fixedly arranged on the outer wall of the outer barrel (901), a second connecting pipe (909) is arranged at the middle position of the arc-shaped pipe (908), a third connecting pipe (910) is arranged at the middle of the second connecting pipe (909), a valve is respectively arranged at the middle position of the inner part of the outer barrel (901), a control bucket (906) is arranged at the upper end of the second connecting pipe (904), and the upper end of the second connecting pipe (901) is communicated with the control bucket (906), and a control bucket (906) is matched with the control bucket (906); The control group (906) comprises a rotating shaft (9062) which is rotationally connected with a baffle plate (905), a one-way bearing is arranged between the rotating shaft (9062) and the baffle plate (905), a second scraper (9065) is fixedly arranged at the upper end of the rotating shaft (9062), a pressure sensor is arranged at the position of the inner wall of the outer cylinder (901) located at the second scraper (9065), a turntable (9063) is fixedly arranged at the middle position of the rotating shaft (9062), drain outlets (912) with the same structure are formed in the outer walls of the turntable (9063) and the baffle plate (905), the turntable (9063) and the baffle plate (905) are tightly attached, a nonstandard gear (9061) is fixedly arranged at the lower end of the turntable (9063), and sealing rubber (9064) is arranged on the side wall of the turntable (9063). The piston assembly (3) comprises a piston cylinder (301), a wear-resistant cylinder (308) is arranged in the piston cylinder (301), a piston (302) is connected in the wear-resistant cylinder (308) in a sliding manner, a piston rod (303) is arranged at the central shaft position of the piston (302), the piston rod (303) penetrates through the piston cylinder (301) and extends to the outside, one end of the piston rod (303) positioned at the outside of the piston cylinder (301) is rotationally connected with a crankshaft (2), a first liquid inlet pipe (304) and a first connecting pipe (305) are symmetrically arranged at the upper end of the piston cylinder (301), the first liquid inlet pipe (304) is communicated with a connector (4), the first liquid inlet pipe (304) and the first connecting pipe (305) are rotationally connected with the piston cylinder (301), one-way valves are respectively arranged in the first liquid inlet pipe (304) and the first connecting pipe (305), the lower end of the piston cylinder (301) is fixedly provided with a squeezing ring (306), the lower end of the squeezing ring (306) is symmetrically provided with a sealing cover (307), and a sealing ring (307) is arranged between the sealing ring and the piston cylinder (301) in a threaded manner. The fine filtration assembly (7) comprises an arc-shaped plate (701), a mounting frame (7011) is fixedly arranged on the outer wall of the arc-shaped plate (701), the mounting frame (7011) is fixedly connected with an outer cylinder (901), side plates are fixedly arranged on two sides of the arc-shaped plate (701) respectively, a first scraping plate (706) is slidably arranged in the arc-shaped plate (701), first fixing rods (707) are fixedly arranged at two ends of the first scraping plate (706) respectively, one end of each first fixing rod (707) is fixed on the outer wall of the piston cylinder (301), a third filter screen (702) is fixedly arranged at the middle position of the arc-shaped plate (701), the third filter screen (702) is arranged in an arc-shaped mode and is always attached to the first scraping plate (706), a blanking groove (703) is formed in two ends of the third filter screen (702) respectively, the lowest point of the blanking groove (703) is lower than the swing limit height of the first scraping plate (706), a collecting hopper (704) is fixedly arranged at the lower end of the first scraping plate (706), and a second drain pipe (705) is fixedly arranged at the lower end of the collecting hopper (704).
2. The cutting fluid filtering and recycling system for the numerical control machine tool according to claim 1, wherein the driving group (907) comprises a second fixing rod (9074) fixed on the inner wall of the outer cylinder (901), one end of the second fixing rod (9074) is slidably sleeved with a guide cylinder (9072), one end, far away from the second fixing rod (9074), of the guide cylinder (9072) is fixedly provided with a pressing block (9071), the pressing block (9071) penetrates through the outer cylinder (901) and extends to the outside to be matched with the pressing ring (306) for use, the pressing block (9071) is slidably connected with the outer cylinder (901), a second spring is placed inside the guide cylinder (9072), a locking box (9073) is fixedly arranged at the upper end of the outer wall of the guide cylinder (9072), a wedge block (9076) is movably mounted on one side, close to a non-standard gear (9061), of the locking box (9073) is internally provided with a third spring (9075) for pushing the wedge block (9076) to reset.
3. The cutting fluid filtering and recycling system for a numerical control machine tool according to claim 1, wherein the fluid draining assembly (5) comprises a sealing cylinder (501) fixed at the middle position of the first connecting pipe (305), the sealing cylinder (501) is fixed inside the outer cylinder (901) through a support, a liquid guiding pipe (502) is fixedly arranged at the lower end of the sealing cylinder (501), a drainage box (503) is fixedly arranged at the lower end of the liquid guiding pipe (502), and two groups of drainage holes are formed at the lower end of the drainage box (503).
4. The cutting fluid filtering and recycling system for the numerical control machine tool according to claim 1, wherein a processor is arranged in the control box (6), the output end of the processor is electrically connected with each electromagnetic valve, and the input end of the processor is connected with the output end of the pressure sensor.

Description

Cutting fluid filtering and recycling system for numerical control machine tool Technical Field The invention relates to the technical field of numerical control machine tools, in particular to a cutting fluid filtering and recycling system for a numerical control machine tool. Background The cutting fluid is an industrial fluid used for cooling and lubricating props and workpieces in the metal cutting and grinding process, is formed by scientifically compounding and matching a plurality of super functional auxiliary agents, and has the characteristics of good cooling performance, lubricating performance, rust resistance, oil removal cleaning function, corrosion prevention function and easy dilution. In cutting, drilling, and the like, it is necessary to spray a cutting fluid for cooling and carrying away the scrap iron, and the cutting fluid and the scrap iron are discharged together, and the cutting fluid containing the scrap iron is called dirty fluid. When the cutting fluid is recovered, impurities such as scrap iron contained in the cutting fluid need to be removed, but the impurities such as scrap iron can damage the blades and sealing parts of the water pump, and the service life of the water pump can be greatly shortened after long-term use. Disclosure of Invention The invention aims to solve the problems and provides a cutting fluid filtering and recycling system for a numerical control machine tool. In order to achieve the aim, the cutting fluid filtering and recycling system for the numerical control machine comprises a box body of a fluid suction filtering box, wherein a control box is arranged on the outer wall of the box body, a crankshaft is rotatably arranged in the box body, one end of the crankshaft is connected with an output shaft of a motor, a slag discharging port is formed in the side wall of the box body, a sealing plate is arranged at the slag discharging port, two groups of piston assemblies are rotatably connected to the outer wall of the crankshaft, a first connecting pipe is arranged between the upper ends of the two groups of piston assemblies, a fluid discharging assembly is arranged in the middle of the first connecting pipe, a fine filtering assembly is arranged between the two groups of piston assemblies, a primary filtering assembly matched with the piston assemblies is arranged on two sides of the box body, a connector is arranged between the piston assemblies and the primary filtering assembly, T-shaped holes are formed in the connector, the connector is respectively communicated with the piston assemblies, a second filter screen is arranged at the lower end of the box body, a second fluid pumping pipe is arranged in the box body, the second fluid pumping pipe is communicated with the connector, and an electromagnetic valve is arranged in the second fluid pumping pipe; The primary filtering assembly comprises an outer barrel, a first filter screen and a baffle plate are fixedly arranged in the outer barrel from top to bottom, a first liquid suction pipe is arranged at the upper end of the outer barrel, the first liquid suction pipe is communicated with a connector and is provided with an electronic valve, the first liquid suction pipe is positioned above the first filter screen, a second liquid inlet pipe is communicated with the middle position of the outer barrel, an electromagnetic valve is arranged in the second liquid inlet pipe, a liquid outlet of the second liquid inlet pipe is positioned between the first filter screen and the baffle plate, the second liquid inlet pipe penetrates through and extends to the outside of the outer barrel, an arc-shaped pipe communicated with two second liquid inlet pipes is fixedly arranged at the outer wall of the outer barrel, a second connecting pipe is communicated with the middle position of the arc-shaped pipe, a third connecting pipe is arranged in the middle of the second connecting pipe, a valve is respectively arranged at the upper end of the middle of the third connecting pipe and the inside of the second connecting pipe, a liquid inlet hopper is communicated with the upper end of the second connecting pipe, the liquid inlet hopper is fixed on the outer wall of the outer barrel, a control group is arranged at the baffle plate, and a driving group is arranged at the lower end of the control group matched with the control group; The control group comprises a rotating shaft which is rotationally connected with the baffle plate, a one-way bearing is arranged between the rotating shaft and the baffle plate, a second scraping plate is fixedly arranged at the upper end of the rotating shaft, a pressure sensor is arranged at the position of the inner wall of the outer cylinder, which is located at the second scraping plate, the second scraping plate is attached to the upper surface of the baffle plate, a turntable is fixedly arranged at the middle position of the rotating shaft, drain outlets with the same structure are formed in