CN114643536B - A kind of pipeline grinding and processing equipment with cutting fluid circulation - Google Patents

Abstract

The invention relates to the field of pipeline processing machinery. The invention discloses a pipeline grinding and processing equipment capable of circulating cutting fluid. The problem to be solved by the invention is that after the device filters the cutting fluid through a filter screen for a period of time, the filter screen needs to be disassembled and maintained regularly, and the operation is relatively troublesome. The invention consists of a brushing mechanism, a scraping mechanism and a filtering mechanism. The pipeline grinding and processing equipment with cutting fluid circulation uses the motor, the second rotating rod, the second filter plate and other structures to cooperate to promote the isosceles brush block to rotate counterclockwise with the central axis of the worm as the center of the circle. The upper side is scraped, and when the isosceles brush block rotates, the worm and the brush plate on the upper side are driven to rotate counterclockwise, and the bottom surface of the first filter plate is scraped and swept by the isosceles brush block, and then the card is stuck on the first filter plate. The iron filings in the filter holes are squeezed upward, so that the debris moves upwards in the filter holes of the first filter plate, reducing the possibility that the iron filings get stuck in the filter holes of the first filter plate.

Description

A kind of pipeline grinding and processing equipment with cutting fluid circulation

technical field

The invention relates to the field of pipeline processing machinery, in particular to a pipeline grinding and processing equipment capable of circulating cutting fluid.

Background technique

Since most steel pipes are long, they need to be cut and ground during use. The existing device needs to cool the device with cutting fluid when processing the steel pipe. When the device is grinding the steel pipe, a large amount of iron Chips easily fall into the cutting fluid, which will cause the quality of the cutting fluid to decline rapidly and the cutting fluid effect to deteriorate, which requires filtering of the cutting fluid.

When dealing with cutting fluid containing iron filings, most of the existing devices directly filter the iron filings through the filter screen. It is more troublesome, and it is difficult to realize the function of self-cleaning to reduce the frequency of disassembly and maintenance.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a kind of pipeline grinding and processing equipment with cutting fluid circulating use, so as to solve the problem that the filter screen needs to be disassembled and maintained regularly after the device proposed in the above-mentioned background art filters the cutting fluid through the filter screen for a period of time, and the operation is relatively troublesome question.

In order to achieve the above purpose, the present invention provides the following technical solutions: a pipeline grinding and processing equipment with cutting fluid circulating use, including a grinding machine tool, the side surface of the grinding machine tool leg is fixedly connected with a frame, and the inner wall of the frame is fixedly connected with a frame. The upper side is fixedly connected with a support frame, and the inner side of the support frame is fixedly connected with a water filter;

A circulating pump is fixedly connected to the side of the frame, the water inlet pipe of the circulating pump is fixedly connected to the water outlet on the lower side of the inner wall of the frame, and the water delivery pipe of the circulating pump is fixedly connected to the spray pipe of the grinding machine;

The rear side of the inner wall of the frame is fixedly connected with a brushing mechanism, the side of the brushing mechanism is rotatably connected with a scraping mechanism, one end of the brushing mechanism passes through the water filter screen and is fixedly connected with a filter mechanism, and the filter mechanism is The side surface is connected with the side surface of the brushing mechanism in a driving manner, and the side surface of the filtering mechanism is fixedly connected with the inner side of the frame.

Preferably, the brushing mechanism includes a C-shaped bracket, the side surface of the vertical rod of the C-shaped bracket is fixedly connected to the rear side of the inner wall of the frame, and both ends of the C-shaped bracket are fixedly connected with fixed bearings, one of which is A first rotating rod is fixedly connected to the inside of the fixed bearing, and a second rotating rod is fixedly connected to the inside of the other fixed bearing. The lower end of the first rotating rod is fixedly sleeved with a first filter plate. The upper end of the rod is fixedly sleeved with a second filter plate;

The bottom end of the second rotating rod passes through the water filter net and is fixedly connected to the motor, the side surface of the lower fixed bearing is fixedly sleeved with a guide tube, and the upper end of the guide tube overlaps with the lower side of the support frame.

Preferably, the scraping mechanism includes an isosceles brush block, and the upper and lower sides of the isosceles brush block are respectively overlapped with the lower side of the first filter plate and the upper side of the second filter plate, and the isosceles brush block top Both sides of the surface are provided with U-shaped grooves, the top surface of the horizontal groove of the U-shaped groove is fixedly connected with a worm, the top of the worm is rotatably connected with the bottom surface of the first filter plate, and the top of the worm extends to the first filter plate. The upper side of the filter plate is fixedly connected with a brush plate, and the lower side of the brush plate overlaps with the upper side of the first filter plate, and the side surfaces of the inner walls of the two vertical grooves of the U-shaped groove are respectively connected with a brush roller and a brush sweeper. rod;

The bristles on the side of the brush roller are in contact with the lower side of the first filter plate, the rotating shaft of the brush roller is connected with the side of the rotating shaft of the brush rod through a belt drive, and one end of the side of the brush roller is fixedly sleeved with a worm gear, and the worm gear engage with the worm;

One end of the isosceles brush block away from the central axis of the second filter plate is rotatably connected to the top surface of the second filter plate.

Preferably, the filtering mechanism comprises a cylinder, the side surface of the cylinder is fixedly connected to the side surface of the motor, and the side surface of the cylinder is fixedly connected to the inner side of the frame;

The inner side of the cylinder is fixedly connected with a connecting bearing, the inside of the connecting bearing is fixedly connected with a water guide tube, and the water guide tube is on the lower side of the bottom end of the guide tube, and the side surface of the water guide tube is connected with the side surface of the motor rotating shaft through the transmission belt. a transmission connection, and a guide plate is fixedly connected to the side of the water guide cylinder;

The lower side of the water guiding cylinder is threadedly connected with a circular pipe, the side surface of the circular pipe is fixedly connected with an inclined filter diversion block, the side surface of the circular pipe is bonded with a sponge block, and the lower side of the inner wall of the circular pipe is threadedly connected There is a magnet, and the upper end of the magnet extends to the upper side of the inner wall of the circular tube.

Preferably, the lower side of the grinding machine is fixedly connected and plugged with a liquid conduit, and the liquid conduit is on the upper side of the intersection of the first filter plate and the right side of the second filter plate.

Preferably, the central axis of the first rotating rod is not coaxial with the central axis of the second rotating rod.

Preferably, the number of the worms is four, and the four worms are equidistantly and annularly distributed on the lower side of the first filter plate.

Preferably, the number of the inclined filtering and guiding blocks is seventy-two, and the seventy-two inclined filtering and guiding blocks are equally spaced and spirally distributed on the side surface of the circular tube.

Compared with the prior art, the beneficial effects of the present invention:

In the present invention, the isosceles brush block is urged to rotate counterclockwise with the central axis of the worm as the center of the circle through the cooperation of the motor, the second rotating rod, the second filter plate, etc., to scrape the upper side of the second filter plate, and in the When the isosceles brush block rotates, it drives the worm and the brush plate on the upper side to rotate counterclockwise, and the bottom surface of the first filter plate is scraped and swept by the isosceles brush block, and then the iron filings stuck in the filter holes of the first filter plate are squeezed upward. Press to make the debris move up in the filter hole of the first filter plate, reduce the possibility of iron filings stuck in the filter hole of the first filter plate, and facilitate the subsequent brush plate to brush the iron filings stuck in the filter hole of the first filter plate. Sweep gather.

In the present invention, when the worm gear rotates, it drives the brush roller to rotate, so that the bristles on the side of the brush roller brush the lower side of the first filter plate, and push out the iron filings stuck in the filter holes of the first filter plate, and then pass the rotating The brush plate scrapes and gathers the iron scraps on the upper side of the first filter plate, reducing the possibility of clogging the first filter plate caused by the accumulation of iron scraps on the upper side of the first filter plate, and when the brush roller rotates, the brush rod is driven to rotate by the belt , brush the lower side of the first filter plate, reduce the possibility of other debris adhering to the first filter plate, and ensure the effect of the first filter plate on cutting fluid filtration.

In the present invention, the brush plate rotates with the worm as the center to scrape the collected iron scraps from the top surface of the first filter plate to the upper side of the support frame, which is convenient for subsequent users to collect and process the iron scraps.

In the present invention, the cutting fluid is guided to the upper side of the inclined filter guide block in an umbrella shape through the water guide cylinder, and the inclined filter guide block is driven to rotate by the motor, so as to increase the flow rate of the cutting fluid on the spiral inclined filter guide block. time, so that the water guide tube flows along the inclined filter guide block to the axis of the circular tube, which increases the time for the cutting fluid to flow on a single inclined filter guide block, and ensures that the filter holes on the surface of the inclined filter guide block are effective for cutting. The liquid is filtered to increase the effect of the device on the treatment of cutting fluid.

In the present invention, after the inclined filter guide block on the upper side is blocked by iron filings, the inclined filter guide block on the upper side directly guides the cutting fluid to the inclined filter guide block in the middle, and passes through the inclined filter guide block in the middle. Filter the cutting fluid to reduce the frequency of users disassembling the inclined filter diversion block. When the cutting fluid flows to the inclined filter diversion block, the iron filings filtered on the upper side of it will impact the central axis of the circular tube, and then The iron filings are adsorbed by the magnet, which is convenient for subsequent users to disassemble and clean the round tube.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the partial three-dimensional structure schematic diagram of the present invention;

Fig. 3 is the partial three-dimensional structure sectional view of the right side view of the present invention;

Fig. 4 is the partial three-dimensional structure sectional view of the front view of the present invention;

Fig. 5 is the three-dimensional unfolding structure schematic diagram of the scraping mechanism of the present invention;

FIG. 6 is a schematic diagram of a partial three-dimensional unfolded structure of the present invention.

In the figure: 1. Grinding machine tool; 2. Frame; 3. Support frame; 4. Water filter; 5. Brushing mechanism; 51. C-shaped bracket; 52. Fixed bearing; 53. First rotating rod; 54. The second rotating rod; 55, the first filter plate; 56, the second filter plate; 57, the motor; 58, the guide pipe; 6, the sweeping mechanism; 61, the isosceles brush block; 62, the U-shaped groove; 63, Worm; 64, brush plate; 65, brush roller; 66, brush rod; 67, belt; 68, worm gear; 7, filter mechanism; 71, cylinder; 72, connecting bearing; 73, water guide cylinder; 74, diversion plate; 75, round pipe; 76, inclined filter diversion block; 77, sponge block; 78, magnet; 8, circulating pump.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1 to FIG. 6 , the present invention provides a technical solution: a pipeline grinding and processing equipment with cutting fluid circulation, including a grinding machine 1, and a frame 2 is fixedly connected to the side of the legs of the grinding machine 1, The upper side of the inner wall of the frame 2 is fixedly connected with a support frame 3, and the inner side of the support frame 3 is fixedly connected with a water filter 4; the height of the water filter 4 in the frame 2 is greater than the height of the support frame 3 in the frame 2 to prevent iron filings. into the upper surface of the water filter 4 .

The side of the frame 2 is fixedly connected with a circulating pump 8, the water inlet pipe of the circulating pump 8 is fixedly connected with the water outlet on the lower side of the inner wall of the frame 2, and the water delivery pipe of the circulating pump 8 is fixedly connected with the spray pipe of the grinding machine tool 1;

The rear side of the inner wall of the frame 2 is fixedly connected with a brushing mechanism 5, the side of the brushing mechanism 5 is rotatably connected with a scraping mechanism 6, one end of the brushing mechanism 5 passes through the water filter screen 4 and is fixedly connected with a filter mechanism 7, and the filter mechanism The side surface of 7 is drivingly connected with the side surface of the brushing mechanism 5 , and the side surface of the filter mechanism 7 is fixedly connected with the inner side of the frame 2 .

In this embodiment, as shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , and FIG. 6 , the brushing mechanism 5 includes a C-shaped bracket 51 , and the side surface of the vertical rod of the C-shaped bracket 51 is fixedly connected to the rear side of the inner wall of the frame 2 , both ends of the C-shaped bracket 51 are fixedly connected with fixed bearings 52, one of the fixed bearings 52 is fixedly connected with a first rotating rod 53 inside, and the other fixed bearing 52 is fixedly connected with a second rotating rod 54 inside. The lower end of the rotating rod 53 is fixedly sleeved with a first filter plate 55, and the upper end of the second rotating rod 54 is fixedly sleeved with a second filter plate 56;

The bottom end of the second rotating rod 54 passes through the water filter screen 4 and is fixedly connected to the motor 57 , the side surface of the lower fixed bearing 52 is fixedly sleeved with a guide tube 58 , and the upper end of the guide tube 58 overlaps with the lower side of the support frame 3 .

In this embodiment, as shown in FIG. 2 , FIG. 3 , FIG. 4 , and FIG. 5 , the sweeping mechanism 6 includes an isosceles brush block 61 , and the upper and lower sides of the isosceles brush block 61 are respectively connected to the lower part of the first filter plate 55 . The side and the upper side of the second filter plate 56 are overlapped, and both sides of the top surface of the isosceles brush block 61 are provided with U-shaped grooves 62, and the top surface of the horizontal groove of the U-shaped groove 62 is fixedly connected with a worm 63. It is rotatably connected with the bottom surface of the first filter plate 55 , the top end of the worm 63 extends to the upper side of the first filter plate 55 and is fixedly connected with the brush plate 64 , and the lower side of the brush plate 64 overlaps with the upper side of the first filter plate 55 Then, the side surfaces of the inner walls of the two vertical grooves of the U-shaped groove 62 are respectively connected with a brush roller 65 and a brush rod 66 in rotation;

The bristles on the side surface of the brush roller 65 are in contact with the lower side of the first filter plate 55, the rotating shaft of the brush roller 65 and the side surface of the rotating shaft of the brush rod 66 are connected by a belt 67, and one end of the side surface of the brush roller 65 is fixedly sleeved with a worm gear 68, and The worm wheel 68 meshes with the worm 63;

One end of the isosceles brush block 61 away from the central axis of the second filter plate 56 is rotatably connected to the top surface of the second filter plate 56 .

In this embodiment, as shown in FIGS. 2 , 3 , 4 and 6 , the filter mechanism 7 includes a cylinder 71 , the side of the cylinder 71 is fixedly connected to the side of the motor 57 , and the side of the cylinder 71 is connected to the side of the frame 2 . Internal fixed connection;

The inner side of the cylinder 71 is fixedly connected with a connecting bearing 72, and the inside of the connecting bearing 72 is fixedly connected with a water guiding cylinder 73, and the water guiding cylinder 73 is on the lower side of the bottom end of the guiding pipe 58, and the side surface of the water guiding cylinder 73 is connected with the rotating shaft of the motor 57 through the transmission belt. The side drive connection of the water guide tube 73 is fixedly connected with a guide plate 74;

The lower side of the water guiding cylinder 73 is threadedly connected with a circular pipe 75, the side surface of the circular pipe 75 is fixedly connected with an inclined filter and guide block 76, the side surface of the circular pipe 75 is bonded with a sponge block 77, and the lower side of the inner wall of the circular pipe 75 is threadedly connected with a The magnet 78 , and the upper end of the magnet 78 extends to the upper side of the inner wall of the circular tube 75 .

In this embodiment, as shown in FIG. 4 , the lower side of the grinding machine 1 is fixedly connected and plugged with a catheter, and the catheter is on the upper side of the intersection of the first filter plate 55 and the second filter plate 56 on the right side , to ensure that the first filter plate 55 and the second filter plate 56 can stably filter the cutting fluid containing iron filings.

In this embodiment, as shown in FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , and FIG. 6 , the central axis of the first rotating rod 53 and the central axis of the second rotating rod 54 are not coaxial.

In this embodiment, as shown in FIG. 4 and FIG. 5 , the number of worms 63 is four, and the four worms 63 are equidistantly distributed on the lower side of the first filter plate 55 in a ring shape, and the worms 63 cooperate with the worm wheel 68 Driving the brush roller 65 to rotate is convenient for brushing the lower side of the first filter plate 55 , pushing out the iron filings in the filter holes of the first filter plate 55 , and reducing the blockage of the filter holes of the first filter plate 55 .

In this embodiment, as shown in FIG. 3 , FIG. 4 and FIG. 6 , the number of the oblique filter diversion blocks 76 is seventy-two, and the seventy-two oblique filter diversion blocks 76 are equally spaced and spirally distributed in a circle. On the side of the pipe 75, the cutting fluid is filtered through seventy-two inclined filter diversion blocks 76, and when the upper inclined filter diversion block 76 is blocked, it no longer filters the cutting fluid and directly conducts the cutting fluid. It flows to the unblocked inclined filter guide block 76 on the lower side to ensure the filtering effect of the device on impurities in the cutting fluid.

The use method and advantages of the present invention: the use method of the pipeline grinding processing equipment with the circulating use of cutting fluid, the working process is as follows:

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6: when the grinding machine tool 1 processes the steel pipe, the cutting fluid on the lower side of the frame 2 is transported to the grinding machine tool through the circulating pump 8 1, spray the processed cutting fluid on the designated position through the grinding machine 1;

When the cutting fluid containing iron filings is transported to the inside of the frame 2 through the catheter, the second rotating rod 54 is driven to rotate clockwise by the motor 57, so that the second filter plate 56 rotates clockwise, and the isosceles brush block 61 is driven by the worm. The central axis of 63 rotates counterclockwise as the center of the circle, scraping and sweeping the upper side of the second filter plate 56, and when the isosceles brush block 61 rotates, it drives the worm 63 and the brush plate 64 on the upper side to rotate counterclockwise, through the isosceles brush The block 61 scrapes and sweeps the bottom surface of the first filter plate 55, and then squeezes the iron scraps stuck in the filter holes of the first filter plate 55 upward, so that the scraps move upward in the filter holes of the first filter plate 55, reducing the The possibility of iron filings stuck in the filter holes of the first filter plate 55 is convenient for the subsequent brush plate 64 to brush and gather the iron filings stuck in the filter holes of the first filter plate 55;

Then, when the worm gear 68 rotates, it drives the brush roller 65 to rotate, so that the bristles on the side of the brush roller 65 brush the lower side of the first filter plate 55, and push out the iron filings stuck in the filter holes of the first filter plate 55, and then pass through the first filter plate 55. The rotating brush plate 64 scrapes and gathers the iron filings on the upper side of the first filter plate 55 to reduce the possibility that the iron filings gather on the upper side of the first filter plate 55 and cause the first filter plate 55 to be blocked; and when the brush roller 65 rotates , drive the brush rod 66 to rotate through the belt 67 to brush the lower side of the first filter plate 55, reduce the possibility of other debris adhering to the first filter plate 55, and ensure that the first filter plate 55 filters the cutting fluid Effect;

Because the brush plate 64 rotates with the worm 63 as the center, the collected iron scraps are scraped off from the top surface of the first filter plate 55 to the upper side of the support frame 3, which is convenient for subsequent users to collect and process the iron scraps;

Then the filtered cutting fluid is collected into the inside of the water guide tube 73 through the guide tube 58, and then the cutting fluid is guided in an umbrella shape to the upper side of the inclined filter guide block 76 through the water guide tube 73. At this time, the motor 57 drives the cylinder 71 is rotated clockwise to make the inclined filter guide block 76 rotate, increasing the time for the cutting fluid to flow on the helical inclined filter guide block 76, so that the water guide tube 73 follows the inclined filter guide block 76 to the axis of the circular tube 75 Flow at the center, increase the time for the cutting fluid to flow on a single inclined filter diversion block 76, ensure that the filter holes on the surface of the inclined filter diversion block 76 effectively filter the cutting fluid, and increase the effect of the device on the cutting fluid treatment;

And when the inclined filter guide block 76 on the upper side is blocked by iron filings, the inclined filter guide block 76 on the upper side directly guides the cutting fluid to the inclined filter guide block 76 in the middle, and passes through the inclined filter guide block 76 in the middle. The flow block 76 filters the cutting fluid, reducing the frequency of disassembling the inclined filter guide block 76 by the user;

And when the cutting fluid flows onto the inclined filter diversion block 76, the iron filings filtered on the upper side of it will impact the central axis of the circular tube 75, and then the iron filings will be adsorbed by the magnet 78, which is convenient for subsequent users to adjust the circular tube. 75 Carry out disassembly and cleaning.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the description are only preferred examples of the present invention, and are not intended to limit the present invention, without departing from the spirit and scope of the present invention. Under the premise of the present invention, there will be various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A pipeline grinding equipment with cutting fluid recycling function comprises a grinding machine tool (1), and is characterized in that: the side surface of the supporting leg of the grinding machine tool (1) is fixedly connected with a frame (2), the upper side of the inner wall of the frame (2) is fixedly connected with a supporting frame (3), and the inner side of the supporting frame (3) is fixedly connected with a water filtering net (4);

the side surface of the frame (2) is fixedly connected with a circulating pump (8), a water inlet pipe of the circulating pump (8) is fixedly connected with a water outlet on the lower side of the inner wall of the frame (2), and a water delivery pipe of the circulating pump (8) is fixedly connected with a liquid spraying pipe of the grinding machine tool (1);

the rear side of the inner wall of the frame (2) is fixedly connected with a brushing and sweeping mechanism (5), the side surface of the brushing and sweeping mechanism (5) is rotatably connected with a scraping and sweeping mechanism (6), one end of the brushing and sweeping mechanism (5) penetrates through the water filtering net (4) and is fixedly connected with a filtering mechanism (7), the side surface of the filtering mechanism (7) is in transmission connection with the side surface of the brushing and sweeping mechanism (5), and the side surface of the filtering mechanism (7) is fixedly connected with the inner side of the frame (2);

the brushing and sweeping mechanism (5) comprises a C-shaped support (51), the side surface of a vertical rod of the C-shaped support (51) is fixedly connected with the rear side of the inner wall of the frame (2), two ends of the C-shaped support (51) are fixedly connected with fixed bearings (52), a first rotating rod (53) is fixedly connected inside one of the fixed bearings (52), a second rotating rod (54) is fixedly connected inside the other fixed bearing (52), a first filter plate (55) is fixedly sleeved at the lower end of the first rotating rod (53), and a second filter plate (56) is fixedly sleeved at the upper end of the second rotating rod (54);

the bottom end of the second rotating rod (54) penetrates through the water filter screen (4) and is fixedly connected with a motor (57), a guide pipe (58) is fixedly sleeved on the side surface of the fixed bearing (52) at the lower side, and the upper end of the guide pipe (58) is in lap joint with the lower side of the support frame (3);

the scraping and sweeping mechanism (6) comprises an isosceles brush block (61), the upper side and the lower side of the isosceles brush block (61) are respectively lapped with the lower side of a first filter plate (55) and the upper side of a second filter plate (56), U-shaped grooves (62) are respectively formed in the two sides of the top surface of the isosceles brush block (61), the top surfaces of the transverse grooves of the U-shaped grooves (62) are fixedly connected with worms (63), the top ends of the worms (63) are rotatably connected with the bottom surface of the first filter plate (55), the top ends of the worms (63) extend to the upper side of the first filter plate (55) and are fixedly connected with brush plates (64), the lower sides of the brush plates (64) are lapped with the upper side of the first filter plate (55), and the side surfaces of the two vertical groove inner walls of the U-shaped grooves (62) are respectively rotatably connected with brush rolls (65) and brush sweeping rods (66);

bristles on the side surface of the brush roll (65) are abutted against the lower side of the first filter plate (55), a rotating shaft of the brush roll (65) is in transmission connection with the side surface of a rotating shaft of the brushing rod (66) through a belt (67), a worm wheel (68) is fixedly sleeved at one end of the side surface of the brush roll (65), and the worm wheel (68) is meshed with the worm (63);

one end, far away from the central axis of the second filter plate (56), of the isosceles brush block (61) is rotatably connected with the top surface of the second filter plate (56);

the filtering mechanism (7) comprises a cylinder (71), the side surface of the cylinder (71) is fixedly connected with the side surface of the motor (57), and the side surface of the cylinder (71) is fixedly connected with the inner side of the frame (2);

a connecting bearing (72) is fixedly connected to the inner side of the cylinder (71), a water guide cylinder (73) is fixedly connected to the inner part of the connecting bearing (72), the water guide cylinder (73) is arranged on the lower side of the bottom end of the water guide pipe (58), the side surface of the water guide cylinder (73) is in transmission connection with the side surface of a rotating shaft of the motor (57) through a transmission belt, and a guide disc (74) is fixedly connected to the side surface of the water guide cylinder (73);

the downside threaded connection of water guide tube (73) has pipe (75), the side fixedly connected with slope of pipe (75) filters water conservancy diversion piece (76), the side bonding of pipe (75) has sponge piece (77), the downside threaded connection of pipe (75) inner wall has magnet (78), and the upper end of magnet (78) extends to the upside of pipe (75) inner wall.

2. The pipe grinding apparatus with a cutting fluid circulation function according to claim 1, wherein: the lower side of the grinding machine tool (1) is fixedly connected with a liquid guide pipe in an inserted mode, and the liquid guide pipe is arranged on the upper side of the right side intersection of the first filter plate (55) and the second filter plate (56).

3. The pipe grinding apparatus with a cutting fluid circulation function according to claim 1, wherein: the central axis of the first rotating rod (53) is not coaxial with the central axis of the second rotating rod (54).

4. The pipe grinding apparatus with a cutting fluid circulation function according to claim 1, wherein: the number of the worms (63) is four, and the four worms (63) are distributed on the lower side of the first filter plate (55) in an annular shape at equal intervals.

5. The pipe grinding apparatus with a cutting fluid circulation function according to claim 1, wherein: the number of the inclined filtering guide blocks (76) is seventy two, and the seventy two inclined filtering guide blocks (76) are spirally distributed on the side surface of the circular tube (75) at equal intervals.

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