CN221186102U - Water recovery device of grinding machine - Google Patents

Abstract

The application relates to a water recovery device of a grinding machine, which comprises a box body, wherein a filter assembly is arranged in the box body, the filter assembly comprises a first filter plate and a second filter plate, a water storage tank is arranged at one side of the box body facing downwards, a magnetic suction roller is arranged in the water storage tank, a scraping mechanism is arranged on the box body and comprises a scraping plate and a sliding piece, the box body is provided with a mounting frame, the sliding piece is glidingly arranged on the mounting frame, the scraping plate is arranged on the mounting frame and connected with the sliding piece, and a scrap groove is arranged at one side of the mounting frame; the cooling liquid enters the box body through the water inlet at the top of the box body, is filtered by the first filter plate and the second filter plate, flows into the water storage box, small scraps are adsorbed on the surface of the magnetic suction roller, the magnetic suction roller rotates, the scraps on the surface of the magnetic suction roller are scraped by the scraping plate on one side, the scraps are reserved at the scraps groove, when the scraping plate is worn, the position of the sliding piece is adjusted, the position of the scraping plate is further adjusted, and the scraping plate is attached to the surface of the magnetic suction roller again.

Description

Water recovery device of grinding machine

Technical Field

The application relates to the field of grinding machines, in particular to a water recovery device of a grinding machine.

Background

A grinding machine is a machine tool that utilizes a grinding tool workpiece to obtain a desired shape, size, and precision machined surface. Grinding work is the primary in machining, and sharpening of cutting tools and precise manufacture of mechanical parts both depend on grinding work, which is also part of precision machining. The grinding machine is used for grinding with high precision and quite small rough surface, and can perform high-efficiency grinding. The grinding machine is generally composed of a grinding mechanism, a clamping mechanism and a driving mechanism, wherein the clamping mechanism clamps a workpiece, and then the driving mechanism drives the grinding mechanism to move so as to grind the workpiece.

A large amount of scraps are generated during grinding, the lubricating liquid is required to be continuously washed, the washed lubricating liquid is required to be recovered and then recycled, and in the related technology, reference can be made to a grinding machine scraps and water recovery device with the authorized publication number of CN211709046U, and the grinding machine scraps and water recovery device comprises a frame, a shell arranged on the outer side of the frame, a filter screen mechanism fixedly arranged on the frame and a roller filter mechanism; the filter screen mechanism comprises more than two groups of filter screen assemblies, and adjacent filter screen assemblies are arranged in a V shape; the roller filtering mechanism comprises a first filtering roller, a second filtering roller in extrusion contact with the first filtering roller, scraping plates and chip collecting grooves, wherein the scraping plates and the chip collecting grooves are arranged on two sides of the first filtering roller and two sides of the second filtering roller. According to the utility model, the filtering work is finished through a plurality of filtering means such as filtering of a filter screen, precipitation, roller filtering and the like, the scrap cleaning work of the filter roller is finished through spraying, the scrap filtering and scrap collecting work of the filter roller is realized through the scraping plate, continuous operation is facilitated, the filtering efficiency and the filtering effect are improved, and the scrap is recycled.

In the related art, the scraping plate is adopted to scrape the surface of the filter roller, scraps are scraped off, but after long-time use, one side of the scraping plate is worn, gaps appear between the worn scraping plate and the filter roller, and the scraping effect of the worn scraping plate is poor.

Disclosure of utility model

The application provides a water recovery device of a grinding machine, which aims to solve the problem that one side of a scraper is worn and the scraping effect of the worn scraper is poor.

The application provides a water recovery device of a grinding machine, which adopts the following technical scheme:

The utility model provides a water recovery unit of grinding machine, includes the box, the water inlet has been seted up at the box top, be provided with filter unit in the box, filter unit includes first filter and second filter, the box is located one side department down and is provided with the water storage tank, be provided with the magnetism in the water storage tank and inhale the roller, the box is located magnetism is inhaled roller one side and is provided with scrapes material mechanism, scrape material mechanism and include scraper blade and slider, box one side is provided with the mounting bracket, the slider slides and installs on the mounting bracket, the scraper blade sets up on the mounting bracket and with the slider is connected, one side of scraper blade with the lateral wall laminating of magnetism inhale the roller, the mounting bracket is located deviating from one side department that the water storage tank goes out is provided with the sweeps groove.

Through adopting above-mentioned technical scheme, the coolant liquid of grinding machine gets into in the box through box top water inlet, filter through first filter and second filter, great sweeps are filtered down in the coolant liquid, in the coolant liquid after the filtration flows to the water storage tank, less sweeps in the coolant liquid adsorb through the magnetism suction roll surface of water storage tank one side, magnetism suction roll rotates, the sweeps on magnetism suction roll side scrapes down the sweeps on magnetism suction roll surface, the sweeps remain to the sweeps groove department of one side, when the wearing and tearing appear in the scraper blade, the position of slider and then the position of regulation scraper blade on the adjustment mounting bracket, the scraper blade laminates with magnetism suction roll surface again, the scraping effect is better.

Optionally, the slider includes slider and bracing piece, be provided with the slide bar on the mounting bracket, the slider slides and installs on the slide bar, the slide bar is located towards magnetism suction roll one side cover is equipped with first spring, first spring one end with the slider is connected, the slide bar is located the slider deviates from first spring one side cover is equipped with the second spring, the bracing piece sets up slider one side department, the scraper blade with the bracing piece deviates from the one end rotation connection of slider.

Through adopting above-mentioned technical scheme, when scraping plate one end laminating scrapes the material in magnetism suction roll one side, the scraper blade promotes the bracing piece and drives the slider and slide, the slider promotes the first spring of one side and stretches, the second spring compression of slider promotion opposite side simultaneously, the second spring supports the slider position tightly, and then supports the scraper blade tightly on magnetism suction roll, the fixed in position on the scraper blade horizontal direction, the cushioning effect of both sides spring reduces the horizontal rocking of scraper blade simultaneously, the scraper blade is inseparable with magnetism suction roll side laminating, the scraping effect of scraper blade has been improved.

Optionally, a connecting plate is horizontally arranged on the supporting rod, a third spring is arranged on the connecting plate, and one side of the third spring is connected with the scraping plate.

Through adopting above-mentioned technical scheme, when the scraper blade scrapes the material, the scraper blade one side receives magnetism and absorbs the pressure of the decurrent direction that the roller rotated and bring, and the third spring supports the vertical direction of scraper blade tightly this moment, and the scraper blade supports tightly on magnetism and absorbs the roller, and the effect of scraping the material is better, cushions the scraper blade simultaneously, and the scraper blade is difficult for rocking when scraping the material.

Optionally, a rotating ring is installed on the sliding rod at a side away from the water storage tank in a threaded manner, and the rotating ring is connected with one end of the second spring away from the sliding block.

Through adopting above-mentioned technical scheme, when wearing and tearing appear in scraper blade one side, laminating effect between scraper blade and the magnetic attraction roller is not good, appears the sweeps easily and does not scratch and drop to the coolant liquid in, and orientation magnetic attraction roller one side rotates the swivel becket this moment, and the swivel becket promotes the second spring and then promotes the slider and move towards magnetic attraction roller one side, and the slider drives the scraper blade and slides towards magnetic attraction roller one side until scraper blade one side again with the lateral wall laminating of magnetic attraction roller, first spring compression this moment, and the position operation of adjusting the scraper blade is comparatively convenient.

Optionally, the scraper blade is towards one side of the magnetic suction roller is provided with a scraper bar, two sides of the scraper blade are provided with clamping pieces, and the scraper bar is clamped at the clamping pieces.

Through adopting above-mentioned technical scheme, install the scraper bar in one side of scraper blade, the chucking piece through both sides will scrape the strip chucking, when the magnetism suction roll rotates, scrape strip one side and the laminating of magnetism suction roll outside, adopt the wearing and tearing that the scraper bar reduced the scraper blade and change the operation of scraper bar comparatively convenient.

Optionally, the chucking spare includes chucking board and fourth spring, the chucking board is installed in the slip on the scraper blade, the fourth spring sets up on the scraper blade and with the chucking board is connected, be provided with the stopper on the chucking board, the confession has been seted up on the scraping strip the spacing groove that the stopper card was established.

Through adopting above-mentioned technical scheme, when scraping the strip to installation on the scraper blade, place scraping strip in scraper blade one side, stopper card on the chucking board is established in the spacing groove department of scraping the strip, and the fourth spring is taut with the chucking board this moment, supports the chucking board tightly in scraping strip one side, and the chucking board of both sides is fixed scraping the strip, and the installation is comparatively convenient with the operation of dismantling scraping the strip.

Optionally, the first filter plate and the second filter plate are arranged in parallel with each other in the box, the box is located the first filter plate and the second filter plate department is provided with the clearance piece, the box is located the first filter plate and the second filter one side department slides and installs the collection box.

Through adopting above-mentioned technical scheme, clear up the piece and clear up the sweeps that filter down on first filter and the second filter, the sweeps are collected by the collection box department of clearance to one side, reduce the sweeps volume on the filter, are convenient for concentrate the collection to the sweeps.

Optionally, the clearance piece includes clearance pole and actuating cylinder, the clearance pole slides and installs in the box, be provided with the brush hair on the clearance pole, the connecting rod is installed in the box last sliding, actuating cylinder's drive end with the clearance pole passes through the connecting rod and is connected.

Through adopting above-mentioned technical scheme, when the sweeps volume on first filter and the second filter is more, drive cylinder drives the connecting rod and then drives the clearance pole and slide, and the brush hair of clearance pole one side is cleared up the collection box department to one side with the sweeps on first filter and the second filter, and the operation of clearance sweeps is comparatively convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The cooling liquid enters the box body, the larger scraps in the cooling liquid are filtered by the first filter plate and the second filter plate, the filtered cooling liquid flows into the water storage tank, the smaller scraps in the cooling liquid are adsorbed on the surface of the magnetic suction roller on one side of the water storage tank, the magnetic suction roller rotates, the scraps on the surface of the magnetic suction roller are scraped by the scraping plate on one side of the magnetic suction roller, the scraps are reserved at the scraps groove on one side, when the scraping plate is worn, the position of the sliding piece on the mounting frame is adjusted, the position of the scraping plate is further adjusted, the scraping plate is attached to the surface of the magnetic suction roller again, and the scraping effect is good;

2. the scraper bar is arranged on one side of the scraper blade, the clamping pieces on two sides clamp the scraper bar, one side of the scraper bar is attached to the outer side of the magnetic suction roller, the scraper bar is adopted to reduce abrasion of the scraper blade, and the operation of replacing the scraper bar is convenient;

3. The cleaning member cleans the scraps on the first filter plate and the second filter plate, the scraps are collected by a collecting box on one side, the scraps amount on the filter plate is reduced, and the scraps are collected in a centralized mode.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a vertical cross-sectional view of the present application.

Fig. 3 is an enlarged cross-sectional view of section a of the present application.

Fig. 4 is a schematic view of an exploded construction of the clip of the present application and the wiper strip.

Skilled artisans will appreciate that elements in the figures are illustrated for simplicity and clarity and have not necessarily been drawn to scale. For example, the dimensions and positioning of some of the elements in the figures may be exaggerated relative to other elements to help to improve understanding of embodiments of the present invention.

Reference numerals: 1. a case; 11. a water inlet; 12. a water outlet; 13. a water storage tank; 14. a magnetic suction roller; 15. a motor; 16. a mounting frame; 161. a slip hole; 17. a scrap groove; 2. a filter assembly; 21. a first filter plate; 22. a second filter plate; 3. cleaning the piece; 31. cleaning a rod; 311. brushing; 32. a driving cylinder; 33. a connecting rod; 34. a connecting frame; 35. a collection box; 351. a handle; 352. a filter hole; 4. a scraping mechanism; 41. a scraper; 411. a mounting groove; 412. a through hole; 42. scraping the strip; 421. a limit groove; 43. a sliding member; 431. a slide block; 4311. a slide hole; 432. a support rod; 433. a slide bar; 434. a rotating ring; 435. a first spring; 436. a second spring; 437. a connecting plate; 438. a third spring; 5. a clamping piece; 51. a clamping plate; 511. a connecting rod; 512. a limiting block; 52. and a fourth spring.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings.

The embodiment of the application discloses a water recovery device of a grinding machine, which comprises a box body 1, wherein a water inlet 11 is formed in the top of the box body 1, a filter assembly 2 is arranged in the box body 1, the filter assembly 2 comprises a first filter plate 21 and a second filter plate 22, the first filter plate 21 and the second filter plate 22 are horizontally arranged in the box body 1 and are distributed up and down, a water outlet 12 is formed in the bottom of the box body 1, a water storage tank 13 is arranged at the lower side of the water outlet 12 of the box body 1, cooling liquid of the grinding machine enters the box body 1 through the water inlet 11 at the top of the box body 1, the filtering is carried out through the first filter plate 21 and the second filter plate 22, and larger waste scraps in the cooling liquid are filtered.

Referring to fig. 1 and 2, the magnetic suction roller 14 is rotatably installed in the water storage tank 13, the motor 15 for driving the magnetic suction roller 14 to rotate is arranged on one side of the water storage tank 13, the mounting frame 16 is arranged on one side of the water storage tank 13, the scraping mechanism 4 is arranged on the mounting frame 16 and comprises a scraping plate 41 and a sliding piece 43, a sliding hole 161 is horizontally formed in the mounting frame 16, the sliding piece 43 is slidably installed in the sliding hole 161 of the mounting frame 16, the scraping plate 41 is arranged on the upper side of the sliding piece 43, and the waste chip groove 17 is formed in one side of the mounting frame 16, which is away from the water storage tank 13. The filtered cooling liquid flows into the water storage tank 13, small scraps in the cooling liquid are adsorbed on the surface of the magnetic suction roller 14 on one side of the water storage tank 13, the motor 15 rotates to drive the magnetic suction roller 14 to rotate, the scraps on the surface of the magnetic suction roller 14 are scraped by the scraping plate 41 on one side of the magnetic suction roller 14, the scraps are reserved at the scraps groove 17 on one side, when the scraping plate 41 is worn, the position of the sliding piece 43 on the mounting frame 16 is adjusted, and then the position of the scraping plate 41 is adjusted, so that the effect that the scraping plate 41 is attached to the surface of the magnetic suction roller 14 again is achieved.

Referring to fig. 1 and 2, the cleaning member 3 is disposed on the upper sides of the first filter plate 21 and the second filter plate 22 in the case 1, the cleaning member 3 includes a cleaning rod 31 and a driving cylinder 32, the cleaning rod 31 is disposed along the width direction of the case 1 and is disposed on the upper sides of the first filter plate 21 and the second filter plate 22, the cleaning rod 31 is disposed on the lower side, a connecting rod 33 is horizontally slidably mounted on the case 1, a connecting frame 34 is disposed on the outer side of the case 1, the connecting frame 34 is connected with the upper and lower connecting rods 33, the driving cylinder 32 is horizontally disposed on the opposite sides of the case 1, the connecting frame 34 is connected with the driving end of the driving cylinder 32, a collecting box 35 is slidably mounted on one side of the case 1, which is disposed on the first filter plate 21 and the second filter plate 22, a handle 351 is disposed on the outer side of the collecting box 35, and when the amount of waste scraps on the first filter plate 21 and the second filter plate 22 is large, the driving cylinder 32 drives the connecting rod 33 to slide, the bristle 311 on one side of the cleaning rod 31 is slidably mounted, the waste scraps 31 are collected on the side of the collecting box 35, and the waste scraps collected on the side of the first filter plate 21 and the second filter plate 22 are conveniently and conveniently removed by the cleaning box 35.

Referring to fig. 3, the sliding piece 43 includes a sliding block 431 and a supporting rod 432, the sliding block 431 is slidably installed at a sliding hole 161 of the mounting plate, a sliding rod 433 is horizontally arranged at the sliding hole 161 of the mounting frame 16, a sliding hole 4311 is formed in the sliding block 431, the sliding rod 433 penetrates through the sliding hole 4311 of the sliding block 431, a first spring 435 is sleeved on one side of the sliding rod 433, which faces the magnetic suction roller 14, one end of the first spring 435 is connected with one side of the sliding block 431, a second spring 436 is sleeved on one side, which faces away from the first spring 435, of the sliding block 433, one end of the second spring 436 is connected with one side, which faces away from the first spring 435, of the sliding block 431, the supporting rod 432 is vertically arranged at one side of the sliding block 431, the scraping plate 41 is rotatably connected with the top of the supporting rod 432, when one end of the scraping plate 41 is attached to one side of the magnetic suction roller 14, the scraping rod 432 is pushed by the scraping rod 41 to slide, the sliding block 431 is pushed by the sliding rod 431, the sliding rod 431 pushes the first spring 435 on one side, and simultaneously the sliding rod 431 pushes the second spring 436 on the other side, and the sliding rod 431 is compressed, the second spring 436 is pushed by the sliding rod 431, and the position of the sliding block 431 is tightly, and then the scraping plate 41 is tightly against the magnetic suction roller 14, and the position of the scraping plate 41, and the right side is fixed, and the side, and the scraping effect of the scraping effect is improved.

Referring to fig. 3, a connecting plate 437 is horizontally arranged on the supporting rod 432, a third spring 438 is vertically arranged on the connecting plate 437, one upward end of the third spring 438 is connected with one downward side of the scraping plate 41, two third springs 438 are arranged on two sides of the supporting rod 432, when the scraping plate 41 scrapes materials, one side of the scraping plate 41 receives downward pressure caused by rotation of the magnetic suction roller 14, at the moment, the third spring 438 on one side supports the scraping plate 41 in the vertical direction, the scraping plate 41 supports the magnetic suction roller 14, the scraping effect is good, meanwhile, the third spring 438 on the other side stretches to buffer the scraping plate 41, and the scraping plate 41 is not easy to shake during scraping.

Referring to fig. 4, the scraper 41 is provided with a mounting groove 411 towards one side of the magnetic suction roller 14 and along the length direction of the scraper 41, the scraper 41 is provided with a scraper 42 at the mounting groove 411, the scraper 42 is distributed along the length direction of the scraper 41, one side of the scraper 42 deviating from the scraper 41 is attached to the peripheral outer side wall of the magnetic suction roller 14, two sides of the scraper 41, where the scraper 41 is located, are provided with clamping pieces 5, the scraper 42 is mounted at the mounting groove 411 of the scraper 41 before working, two ends of the scraper 41 are clamped through the clamping pieces 5, abrasion of the scraper 41 is reduced by the scraper 42, and operation of replacing the scraper 42 is convenient.

Referring to fig. 4, the clamping piece 5 includes a clamping plate 51 and a fourth spring 52, a through hole 412 is formed in one side surface of the scraper 41, a connecting rod 511 is arranged on one side of the clamping plate 51, the connecting rod 511 is slidably mounted at the through hole 412 of the scraper 41, the fourth spring 52 is arranged in the through hole 412, one end of the fourth spring 52 is connected with one side of the connecting rod 511, which is away from the clamping plate 51, the clamping plate 51 is slidably mounted at one side of the scraper 41, a limiting block 512 is arranged on the clamping plate 51, limiting grooves 421 for the limiting blocks 512 to be clamped are formed in two ends of the scraper 42, when the scraper 42 is mounted on the scraper 41, the clamping plates 51 on two sides of the scraper 41 are pulled out firstly, at this time, the connecting rod 511 on the clamping plate 51 slides to drive the fourth spring 52 to stretch, the scraper 42 is placed at the mounting groove 411 of the scraper 41, the limiting blocks 512 on one side of the clamping plate 51 are loosened, at this time, the limiting blocks 512 are slidably mounted at one side of the scraper 42, the limiting grooves 421 are restored by the fourth spring 52, the clamping plates 512 are slidably mounted on one side of the scraper 42, and the clamping plates 51 on two sides of the scraper 42 are conveniently removed from the scraper 42, when the scraper 42 is required to be replaced by the replacement of the limiting blocks, and the operation of the scraper 42 is conveniently and removed.

Referring to fig. 3, a thread is disposed on a section of the slide bar 433 located away from the water storage tank 13, a rotating ring 434 is mounted on the thread section of the slide bar 433, the rotating ring 434 is connected with one end of a second spring 436 away from the slide block 431, when the scraping bar 42 on one side of the scraping plate 41 is worn, the pasting effect between the scraping bar 42 and the magnetic suction roller 14 is poor, gaps are easy to occur, so that scraps do not scrape and fall into cooling liquid, the rotating ring 434 rotates towards one side of the magnetic suction roller 14, the rotating ring 434 pushes the second spring 436 to push the slide block 431 to move towards one side of the magnetic suction roller 14, the slide block 431 drives the scraping plate 41 to slide towards one side of the magnetic suction roller 14 until one side of the scraping bar 42 of the scraping plate 41 is pasted with the side wall of the magnetic suction roller 14 again, at the moment, the first spring 435 is compressed, the position operation of the scraping plate 41 is convenient, and the replacement times of the scraping bar 42 are reduced.

The implementation principle of the water recovery device of the grinding machine provided by the embodiment of the application is as follows: the cooling liquid enters the box body 1, is filtered by the first filter plate 21 and the second filter plate 22, flows to the water storage tank 13, the magnetic suction roller 14 adsorbs the waste scraps remained in the cooling liquid to the surface, the magnetic suction roller 14 rotates, and the scraping plate 41 scrapes the waste scraps on the surface of the magnetic suction roller 14 and collects the waste scraps in the waste scraps groove 17.

When the scraping strip 42 on one side of the scraping plate 41 is worn, the rotating ring 434 is rotated to push the second spring 436 to further push the sliding block 431 to move towards one side of the magnetic suction roller 14, and the sliding block 431 drives the scraping plate 41 to move to one side of the scraping strip 42 and be attached to the magnetic suction roller 14 again, so that the adjustment operation is convenient.

When the scraping strips 42 are more worn and need to be replaced, the clamping plates 51 on the two sides of the scraping strips 42 are pulled, the limiting blocks 512 on the clamping plates 51 are separated from the limiting grooves 421 of the scraping strips 42, at the moment, the scraping strips 42 are taken down to be provided with new scraping strips 42, and the operation of installing and detaching the scraping strips 42 is convenient.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. The utility model provides a water recovery unit of grinding machine, includes box (1), water inlet (11) have been seted up at box (1) top, be provided with filter subassembly (2) in box (1), filter subassembly (2) are including first filter (21) and second filter (22), box (1) are located one side department down and are provided with water storage tank (13), be provided with magnetic suction roller (14), its characterized in that in water storage tank (13): the utility model discloses a magnetic suction roll, including box (1), magnetic suction roll (14) and box (1), box (1) are located magnetic suction roll (14) one side is provided with scrapes material mechanism (4), scrape material mechanism (4) including scraper blade (41) and slider (43), box (1) one side is provided with mounting bracket (16), slider (43) slide and install on mounting bracket (16), scraper blade (41) set up on mounting bracket (16) and with slider (43) are connected, one side of scraper blade (41) with the lateral wall laminating of magnetic suction roll (14), mounting bracket (16) are located deviating from one side department that water storage tank (13) goes out is provided with sweeps groove (17).

2. A water recovery device for a grinding machine according to claim 1, wherein: the sliding piece (43) comprises a sliding block (431) and a supporting rod (432), a sliding rod (433) is arranged on the mounting frame (16), the sliding block (431) is installed on the sliding rod (433) in a sliding mode, the sliding rod (433) is located towards one side of the magnetic suction roller (14) in a sleeved mode, a first spring (435) is arranged at one end of the first spring (435) and connected with the sliding block (431), the sliding rod (433) is located at one side, deviating from the first spring (435), of the sliding block (431), a second spring (436) is arranged at one side, deviating from the sliding block (431), of the supporting rod (432) in a sleeved mode, and the scraping plate (41) is connected with one end, deviating from the sliding block (431), of the supporting rod (432) in a rotating mode.

3. A water recovery device for a grinding machine according to claim 2, wherein: a connecting plate (437) is horizontally arranged on the supporting rod (432), a third spring (438) is arranged on the connecting plate (437), and one side of the third spring (438) is connected with the scraping plate (41).

4. A water recovery device for a grinding machine according to claim 2, wherein: a rotating ring (434) is arranged on one side of the sliding rod (433) which is away from the water storage tank (13) in a threaded mode, and the rotating ring (434) is connected with one end, away from the sliding block (431), of the second spring (436).

5. A water recovery device for a grinding machine according to claim 1, wherein: the scraper blade (41) is provided with a scraper bar (42) towards one side of the magnetic suction roller (14), clamping pieces (5) are arranged on two sides of the scraper blade (41), and the scraper bar (42) is clamped at the clamping pieces (5).

6. The water recovery device of a grinding machine of claim 5, wherein: the clamping piece (5) comprises a clamping plate (51) and a fourth spring (52), the clamping plate (51) is installed on the scraping plate (41) in a sliding mode, the fourth spring (52) is arranged on the scraping plate (41) and connected with the clamping plate (51), a limiting block (512) is arranged on the clamping plate (51), and a limiting groove (421) for the limiting block (512) to clamp is formed in the scraping strip (42).

7. A water recovery device for a grinding machine according to claim 1, wherein: the first filter plate (21) and the second filter plate (22) are arranged in the box body (1) in parallel, the box body (1) is positioned at the first filter plate (21) and the second filter plate (22) and is provided with a cleaning piece (3), and the box body (1) is positioned at one side of the first filter plate (21) and the second filter plate (22) and is slidably provided with a collecting box (35).

8. The water recovery device of a grinding machine of claim 7, wherein: cleaning piece (3) are including cleaning rod (31) and actuating cylinder (32), cleaning rod (31) slip is installed in box (1), be provided with brush hair (311) on cleaning rod (31), install connecting rod (33) on box (1) slip, actuating cylinder's (32) drive end with cleaning rod (31) are connected through connecting rod (33).