An integrated terrazzo manufacturing process

By improving the terrazzo preparation process, using a cleaning and screening mechanism to process natural stone chips, and combining it with specific material forming treatment, the problems of internal voids and insufficient frost resistance in terrazzo have been solved, achieving high density and efficient screening effect.

CN117756471BActive Publication Date: 2026-01-30FUJIAN QUANZHOU NANXING MARBLE
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Patent Information

Application Number
CN202311769034.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-12-19
Publication Date
2026-01-30
Estimated Expiration
2043-12-19

AI Technical Summary

Technical Problem

Existing terrazzo is prone to internal voids during production, resulting in poor aesthetics and strength, insufficient frost resistance, and low efficiency in screening crushed stone materials during preparation.

Method used

The process employs an integrated terrazzo manufacturing process, which involves cleaning and screening natural stone chips, mixing them with silicate white cement, natural stone chips, stone powder, iron-based color powder, and adhesive powder, forming and polishing them using a press, and introducing antifreeze to improve frost resistance.

Benefits of technology

It reduces the internal voids of terrazzo, increases density and strength, enhances aesthetics and frost resistance, and improves the screening efficiency of crushed stone.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention discloses an integrated terrazzo preparation process, comprising 10-20% silicate white cement, 50-70% natural stone chips, 20-40% stone powder, 0.5-3% iron-based color powder, and 0.2-1% adhesive powder, along with water-reducing agent, defoamer, antifreeze agent, sodium citrate, and water, all mixed evenly. This invention, through the mixing of natural stone chips and stone powder, results in fewer voids during molding, higher density and strength, and improved cleaning ability. The introduction of iron-based color powder, adhesive powder, and antifreeze agent enhances the aesthetics of the terrazzo, improves its deformation resistance, and provides better frost resistance. The preparation process utilizes an optimized cleaning and screening device. After the natural stone chips are placed inside the cleaning mechanism, small stone fragments are removed. The cleaned natural stone chips then enter a screening mechanism to discharge and collect those that meet the usage requirements. During screening, a scraping structure blocks and separates the natural stone fragments, preventing excessive natural stone fragments from affecting the screening effect and improving screening efficiency.
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Description

Technical Field

[0001] This invention relates to the field of terrazzo, specifically an integrated terrazzo preparation process. Background Technology

[0002] Terrazzo is an indispensable design element in the modern construction industry. It has won people's love with its natural colors and textures and convenient construction. There are many varieties of terrazzo. The surface aggregate is mainly marble, limestone and dolomite, and the decorative color varies in depth naturally.

[0003] Currently, Chinese patent application number CN92114917.4 discloses ceramic aggregate terrazzo and its production method, which consists of a base layer and a surface layer. The surface layer uses ceramic as aggregate, mixed with colored cement and stone chips, while the base layer consists of ordinary cement, sand, and crushed stone. First, the surface layer is made into a surface slab, which is then left to stand before the base layer is applied. After curing, coarse grinding, fine grinding, and minor repairs, the finished product is obtained. It is mainly used for indoor floor decoration. Its advantages are that it has richer colors and higher monochromaticity than natural stone, higher strength, and the surface layer thickness can be reduced by 1 / 3 compared to natural stone, while increasing the strength by about 10%. It has a specific decorative effect and is low in cost.

[0004] However, existing terrazzo technology is prone to producing large voids during the production process, resulting in relatively poor overall aesthetics and strength. It also has poor frost resistance in cold environments and is inconvenient to separate and remove crushed stone of similar size during the preparation process, leading to low production efficiency. Summary of the Invention

[0005] Therefore, to address the aforementioned shortcomings, this invention provides an integrated terrazzo manufacturing process. This invention is achieved by constructing an integrated terrazzo manufacturing process, as follows:

[0006] S1. Place the pile of natural stone chips into the cleaning and screening equipment for cleaning and screening, clean out the small stone chips in the chips, and screen out natural stone chips of similar size.

[0007] S2. Take 10-20% silicate white cement, 50-70% of the natural stone crushed stone, 20-40% stone powder, 0.5-3% iron-based color powder, and 0.2-1% adhesive powder, and add water-reducing agent, defoamer, antifreeze agent, sodium citrate and water, and stir and mix them evenly.

[0008] S3. Pour the mortar obtained in step S2 into the preparation mold, form it by a press, remove it after forming, and polish it with a polishing machine until the terrazzo surface exposes the gravel. Then polish it to obtain an integrated terrazzo.

[0009] Preferably, the stone powder is selected from one or a combination of several of limestone powder, talc powder, quartz powder, dolomite powder, diamond powder, titanium dioxide, and graphite powder.

[0010] Preferably, the cleaning and screening equipment includes a base frame, a vertical frame fixedly connected to the top left side of the base frame, a cleaning mechanism fastened to the top side of the vertical frame for cleaning out small stone fragments inside the gravel, and a screening mechanism set to the lower right of the cleaning mechanism for screening out natural stone fragments of similar size. The cleaning mechanism is inclined downward from left to right.

[0011] Preferably, the cleaning mechanism includes a frame cover fixed to the four ends of the bottom of the frame, a hopper fixedly connected to the left side of the frame cover, a first motor fastened to the top left side of the frame cover, a transmission belt connected to the left output end of the first motor, a ring sleeve connected to the other side of the inside of the transmission belt, a mesh cylinder integrally formed on the right side of the ring sleeve, a support ring sleeve integrally formed on the other side of the mesh cylinder, a drain pipe fixedly connected to the bottom right side of the frame cover, and a discharge frame fixed to the right side of the frame cover. The ring sleeve is rotatably connected to the left side wall of the frame cover, the mesh cylinder is disposed inside the frame cover, and the support ring sleeve is rotatably connected to the right side wall of the frame cover.

[0012] Preferably, a stirring rod is fixedly installed horizontally inside the mesh cylinder, and a switch valve is installed inside the sewage pipe.

[0013] Preferably, the screening mechanism includes a support frame, a vibrating screen disposed in the middle of the support frame, a pad fastened to the four ends of the outer side of the support frame, a first discharge bin disposed at the bottom of the support frame, a second discharge bin fixed to the right side of the support frame, and a push-scraping structure disposed in the upper middle of the support frame. The bottom of the pad is fixed to the bottom frame, and the push-scraping structure is disposed above the vibrating screen.

[0014] Preferably, the scraping structure includes a rectangular frame embedded in the top side of the middle of the support frame, a second motor fastened to the right side inside the rectangular frame, a support frame fixed to the left side inside the rectangular frame, a worm gear connected to the left output end of the second motor, a worm wheel meshing with the rear side of the worm gear, a rotating shaft rod passing through and fixed to the middle side inside the worm wheel, a shifting component connected to the top side of the rotating shaft rod, and a baffle plate installed on the front side of the shifting component. The worm gear is rotatably connected to the inner side of the support frame, the bottom end of the rotating shaft rod is rotatably connected to the support frame, and the bottom outer side of the shifting component is fixed to the support frame.

[0015] Preferably, there are three baffles that are equidistant from each other, and a through groove is provided at the bottom of the rectangular frame, with the three baffles passing through the inside of the through groove and sliding in contact with it laterally.

[0016] Preferably, the shifting assembly includes a horizontal plate whose bottom is fixed to a support frame, a first gear rotatably connected to the top right side of the horizontal plate, a second gear meshing with the left side of the first gear, a first sector gear fixed to the top middle side of the first gear, a second sector gear fixed to the top middle side of the second gear, a rack intermittently meshing and driving the first sector gear and the front side of the second sector gear, a slider fixedly connected to the front side of the rack, and a slide block slidably connected to the bottom side of the slider. The bottom middle side of the first gear is connected to a rotating shaft, the bottom middle side of the second gear is rotatably connected to the horizontal plate, the bottom side of the slide block is fixed to the horizontal plate, and the front side of the slider is connected to a baffle.

[0017] Preferably, the first sector gear and the second sector gear have the same structural size, and the first sector gear and the second sector gear are set at the same angle.

[0018] Preferably, the rectangular frame is made of aluminum alloy.

[0019] Preferably, the baffle is made of stainless steel.

[0020] The present invention has the following advantages: The present invention provides an integrated terrazzo preparation process, which, compared with similar equipment, has the following improvements:

[0021] Advantage 1: The integrated terrazzo preparation process described in this invention, through the mixing of natural stone chips and stone powder, produces less voids during the molding process, resulting in higher density and strength, which improves the cleaning ability. Furthermore, the introduction of iron-based color powder, adhesive powder, and antifreeze agent makes the terrazzo more aesthetically pleasing, with better deformation resistance and frost resistance.

[0022] Advantage 2: The integrated terrazzo preparation process described in this invention employs an optimized cleaning and screening mechanism during the preparation process. The cleaning mechanism is inclined downwards from left to right. After the natural stone chips are placed inside the cleaning mechanism, they are cleaned to remove small stone fragments, thus pre-separating the small stone fragments. The cleaned natural stone chips then enter the screening mechanism for screening, allowing the natural stone chips that meet the usage requirements to be discharged and collected. During the screening process, a scraping structure is used to push and scrape away any excess natural stone chips on the vibrating screen, thus avoiding the impact of a large amount of natural stone chips on the screening effect and improving the screening efficiency of natural stone chips to a certain extent.

[0023] Advantage 3: In the integrated terrazzo manufacturing process described in this invention, the first sector gear and the second sector gear have the same structural size and are set at the same angle so as to drive the rack through the slider to drive the baffle to make a lateral reciprocating motion. There are three baffles that are evenly distributed. A through groove is opened at the bottom of the rectangular frame, and the three baffles slide in the through groove and make lateral sliding contact with it, which plays a limiting role and ensures the stable displacement of the three baffles. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of the present invention;

[0025] Figure 2 This is a schematic diagram of the cleaning mechanism of the present invention;

[0026] Figure 3 This is a schematic diagram of the connection between the frame cover and the sewage pipe of the present invention;

[0027] Figure 4 This is a schematic diagram of the structure of the mesh tube of the present invention;

[0028] Figure 5 This is a schematic diagram of the screening mechanism of the present invention;

[0029] Figure 6 This is a schematic diagram of the scraping structure of the present invention;

[0030] Figure 7 This is a schematic diagram of the structure of the shifting component of the present invention.

[0031] The components include: base frame-1, upright frame-2, cleaning mechanism-3, screening mechanism-4, frame cover-31, hopper-32, first motor-33, transmission belt-34, ring sleeve-35, screen cylinder-36, support ring sleeve-37, sewage pipe-38, discharge frame-39, support frame-41, vibrating screen-42, pad frame-43, first discharge bin-44, second discharge bin-45, push scraper structure-46, and rectangular frame. Frame-461, Second motor-462, Support frame-463, Worm gear-464, Worm wheel-465, Rotating shaft-466, Shifting assembly-467, Baffle-468, Horizontal plate-4671, First gear-4672, Second gear-4673, First sector gear-4674, Second sector gear-4675, Rack-4676, Slider-4677, Slide block-4678. Detailed Implementation

[0032] The present invention will now be described in detail with reference to the accompanying drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0033] Please see Figure 1 The present invention discloses an integrated terrazzo preparation process, wherein the cleaning and screening equipment includes a base frame 1, a vertical frame 2 fixedly connected to the top left side of the base frame 1, a cleaning mechanism 3 fastened to the top side of the vertical frame 2 for cleaning out small stone fragments in the crushed stone, and a screening mechanism 4 set at the lower right of the cleaning mechanism 3 for screening out natural stone crushed stones of similar size. The cleaning mechanism 3 is inclined downward from left to right. After the natural stone crushed stones are put into the cleaning mechanism 3, they are cleaned to remove the small stone fragments in the crushed stone, so that the small stone fragments are separated in advance. The cleaned natural stone crushed stones enter the screening mechanism 4 for screening.

[0034] Please see Figure 1 , Figure 2 , Figure 3 and Figure 4 The present invention discloses an integrated terrazzo preparation process. The cleaning mechanism 3 includes a frame 31 fixed to a support frame 2 at its four bottom ends, a hopper 32 fixedly connected to the left side of the frame 31, a first motor 33 fastened to the top left side of the frame 31, a transmission belt 34 connected to the left output end of the first motor 33, a ring 35 connected to the other side of the transmission belt 34, a mesh cylinder 36 integrally formed on the right side of the ring 35, and a support ring 37 integrally formed on the other side of the mesh cylinder 36. After the first motor 33 starts, the ring 35 rotates within the frame 31 via the transmission belt 34. The ring 35 drives the mesh cylinder 36 and the support ring 37 to move synchronously within the frame 31, so that the mesh cylinder 36, under the rotation of the mesh cylinder 36, cleans the terrazzo. The natural stone chips inside are rolled and cleaned, and the small stone fragments are separated after cleaning. The sewage pipe 38 is fixedly connected to the bottom right side of the frame cover 31, and the discharge frame 39 is fixed to the right side of the frame cover 31. The sewage is discharged through the sewage pipe 38, and the cleaned stone chips are discharged into the screening mechanism 4 through the discharge frame 39. The ring sleeve 35 is rotatably connected to the left side wall of the frame cover 31. The screen cylinder 36 is set inside the frame cover 31. The support ring sleeve 37 is rotatably connected to the right side wall of the frame cover 31. The stirring rod is horizontally fixed inside the screen cylinder 36 to improve the cleaning effect of the natural stone chips. The sewage pipe 38 is equipped with a switch valve. After the natural stone chips are cleaned, the switch valve is opened to discharge the sewage containing small stone fragments.

[0035] Please see Figure 1 , Figure 5 , Figure 6 and Figure 7The present invention discloses an integrated terrazzo preparation process, wherein the screening mechanism 4 includes a support frame 41, a vibrating screen 42 disposed inside the middle side of the support frame 41 for vibrating screening of natural stone fragments, a pad frame 43 fixed to the four ends of the outer side of the support frame 41, a first discharge chamber 44 disposed at the bottom side of the support frame 41 for discharging natural stone fragments that meet the usage requirements, a second discharge chamber 45 fixed to the right side of the support frame 41, and a push-scraping structure 46 disposed inside the upper middle side of the support frame 41 for discharging larger natural stone fragments through the second discharge chamber 45. The bottom of the pad frame 43 is fixed to the bottom frame 1, and the push-scraping structure 46 is disposed above the vibrating screen 42 to push and scrape away a large amount of natural stone fragments on the vibrating screen 42, thereby avoiding the problem of poor screening effect when there are many natural stone fragments.

[0036] The scraping structure 46 includes a rectangular frame 461 made of aluminum alloy embedded in the top side of the middle of the support frame 41, a second motor 462 fastened to the right side inside the rectangular frame 461, a support frame 463 fixed to the left side inside the rectangular frame 461, a worm gear 464 connected to the left output end of the second motor 462, a worm wheel 465 meshing with the rear side of the worm gear 464, and a rotating shaft 466 passing through and fixed to the middle side inside the worm wheel 465. Under the action of the second motor 462, the worm gear 464 drives the rotating shaft 466 to rotate through the cooperation between the worm wheel 465. A displacement component 467 is connected to the top side of the rotating shaft 466. A stainless steel baffle 468 is installed on the front side of the shifting assembly 467. The rotating shaft 466 drives the shifting assembly 467 to make the baffle 468 move laterally and reciprocally. The worm gear 464 is rotatably connected to the inner side of the support frame 463. The bottom end of the rotating shaft 466 is rotatably connected to the support frame 463. The bottom outer side of the shifting assembly 467 is fixed to the support frame 463. Three baffles 468 are provided and are evenly distributed. A through groove is opened at the bottom of the rectangular frame 461, and the three baffles 468 pass through the inside of the through groove and slide laterally to make contact with it, which plays a limiting role and ensures the stable shifting of the three baffles 468.

[0037] The shifting assembly 467 includes a horizontal plate 4671 whose bottom is fixed to a support frame 463; a first gear 4672 rotatably connected to the top right side of the horizontal plate 4671; and the bottom center of the first gear 4672 connected to a rotating shaft 466, which rotates the first gear 4672. A second gear 4673 meshes with the left side of the first gear 4672; a first sector gear 4674 fixed to the top center of the first gear 4672; and a second sector gear 4675 fixed to the top center of the second gear 4673. The engagement of the first gear 4672 and the second gear 4673 causes the first sector gear 4674 and the second sector gear 4675 to rotate in opposite directions, intermittently meshing and transmitting power to the front sides of the first sector gear 4674 and the second sector gear 4675. The rack 4676 drives the rack 4676 to reciprocate laterally. The slider 4677 is fixedly connected to the front side of the rack 4676, and the slide block 4678 is slidably connected to the bottom side of the slider 4677, which serves as a limit to ensure the stability of the slider 4677's lateral movement. The bottom middle side of the second gear 4673 is rotatably connected to the horizontal plate 4671. The bottom side of the slide block 4678 is fixed to the horizontal plate 4671. The front side of the slider 4677 is connected to the baffle 468, so that the slider 4677 drives the baffle 468 to perform a synchronous lateral displacement. The first sector gear 4674 and the second sector gear 4675 have the same size and are set at the same angle so as to drive the rack 4676 to perform a lateral reciprocating motion.

[0038] The preparation process is as follows:

[0039] First, natural stone chips are poured into the screen cylinder 36 through the hopper 32, then water is added into the frame cover 31, and the first motor 33 is started. After the first motor 33 starts, the ring sleeve 35 rotates in the frame cover 31 through the transmission belt 34. The ring sleeve 35 drives the screen cylinder 36 and the support ring sleeve 37 to move synchronously in the frame cover 31. Under the rotation of the screen cylinder 36, the natural stone chips inside are rolled and cleaned. At the same time, the small stone chips are cleaned and separated. The cleaned small stones remain in the frame cover 31 and can be discharged through the drain pipe 38. The natural stone chips cleaned in the screen cylinder 36 are discharged into the vibrating screen 42 through the discharge frame 39.

[0040] Secondly, the natural stone chips are filtered by the vibrating screen 42, and the natural stone chips that meet the usage requirements fall through and are discharged from the first discharge bin 44. The larger natural stone chips are discharged through the second discharge bin 45. During the vibration screening process of the vibrating screen 42, the second motor 462 is started. Under the action of the second motor 462, the worm 464 drives the rotating shaft 466 to rotate through the cooperation between the worm wheel 465. The rotating shaft 466 drives the first gear 4672 to rotate. Under the meshing action of the first gear 4672 and the second gear 4673, the first sector gear 4674 and the second sector gear 4675 rotate in opposite directions, so as to drive the rack 4676 to reciprocate laterally, and the baffle 468 to reciprocate laterally, blocking and cutting away the larger amount of natural stone chips on the vibrating screen 42, thereby ensuring the screening effect of the natural stone chips. Then the screened natural stone chips are taken out for use.

[0041] Third, take 10-20% silicate white cement, 50-70% natural stone crushed stone, 20-40% stone powder, 0.5-3% iron-based color powder, and 0.2-1% adhesive powder, and add water-reducing agent, defoamer, antifreeze agent, sodium citrate and water, and stir and mix them evenly.

[0042] Fourth, pour the mortar obtained in the above steps into the preparation mold, form it by a press, take it out after forming, and polish it with a polishing machine until the terrazzo surface exposes the gravel, then polish it again to obtain an integrated terrazzo.

[0043] This invention provides an improved integrated terrazzo manufacturing process. By mixing natural stone chips and stone powder, the resulting material has fewer voids, higher density and strength, and improved cleaning ability. Furthermore, the introduction of iron-based color powder, adhesive powder, and antifreeze enhances the terrazzo's aesthetics, improves its deformation resistance, and provides better frost resistance. The manufacturing process employs an optimized cleaning mechanism 3 and a screening mechanism 4. The cleaning mechanism 3 is tilted downwards from left to right. After the natural stone chips are placed inside, they are cleaned, removing small stone fragments and pre-separating them. The cleaned natural stone chips then enter the screening mechanism 4 for screening, allowing suitable natural stone chips to be discharged and collected. During the process, the scraping structure 46 separates the excess natural gravel on the vibrating screen 42 to avoid affecting the screening effect when there is too much natural gravel, thus improving the screening efficiency of natural gravel to a certain extent. The first sector gear 4674 and the second sector gear 4675 have the same size and are set at the same angle so that the rack 4676 drives the baffle 468 to make a lateral reciprocating motion through the slider 4677. There are three baffles 468 and they are evenly distributed. The bottom of the rectangular frame 461 has a through groove, and the three baffles 468 slide laterally through the inside of the through groove, which plays a limiting role and ensures the stable displacement of the three baffles 468.

[0044] The above description shows and illustrates the basic principles, main features, and advantages of the present invention. Standard parts used in the present invention can be purchased from the market, and irregular parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional methods such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts, and equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection methods in the prior art, which will not be described in detail here.

[0045] The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A process for the production of a monolithic terrazzo, characterized in that: The preparation process is as follows: S1, the natural stone chips in the pile are put into the cleaning and screening equipment for cleaning and screening treatment, the small stone slag in the chips is cleaned out, and the natural stone chips of similar size are screened out; S2, take 10-20% of silicate white cement, 50-70% of natural stone chips, 20-40% of stone powder, 0.5-3% of iron-based color powder, 0.2-1% of glue powder, and add water reducing agent, defoaming agent, antifreeze, sodium citrate and water and stir to mix evenly; S3, the mortar obtained in the above S2 step is poured into a preparation mold, molded by a pressure machine, taken out after molding and polished by a polishing machine to expose the stone surface of the terrazzo, and then polished, thereby obtaining an integrated terrazzo; The cleaning and screening equipment comprises a bottom frame (1), a stand (2) fixedly connected to the top left side of the bottom frame (1), a cleaning mechanism (3) tightly fastened to the top side of the stand (2) for cleaning out the small stone slag in the chips, and a screening mechanism (4) arranged below the right side of the cleaning mechanism (3) for screening out the natural stone chips of similar size, the cleaning mechanism (3) is inclined from left to right and downward; the screening mechanism (4) comprises a support frame (41), a vibrating screen (42) arranged in the middle side of the support frame (41), a pad frame (43) tightly fastened to the four ends of the outer side of the support frame (41), a first discharge bin (44) arranged at the bottom side of the support frame (41), a second discharge bin (45) fixed to the right side of the support frame (41), and a push scraping structure (46) arranged in the middle upper side of the support frame (41), the bottom of the pad frame (43) is fixed to the bottom frame (1), and the push scraping structure (46) is arranged above the vibrating screen (42); The push scraping structure (46) comprises a rectangular frame (461) embedded in the middle top side of the support frame (41), a second motor (462) tightly fastened to the right side of the inner side of the rectangular frame (461), a support frame (463) fixed to the left side of the inner side of the rectangular frame (461), a worm (464) connected to the left side output end of the second motor (462), a worm wheel (465) engaged with the rear side of the worm (464), a rotating shaft rod (466) fixedly penetrating the middle side of the inner side of the worm wheel (465), a displacement assembly (467) connected to the top side of the rotating shaft rod (466), and a baffle (468) mounted to the front side of the displacement assembly (467), the worm (464) is rotatably connected to the inner side of the support frame (463), the bottom end of the rotating shaft rod (466) is rotatably connected to the support frame (463), and the bottom outer side of the displacement assembly (467) is fixed to the support frame (463); The shifting assembly (467) comprises a horizontal plate (4671) fixed at the bottom of the support frame (463), a first gear (4672) rotatably connected to the top right side of the horizontal plate (4671), a second gear (4673) engaged with the left side of the first gear (4672), a first sector gear (4674) fixed to the top middle side of the first gear (4672), a second sector gear (4675) fixed to the top middle side of the second gear (4673), a rack (4676) intermittently engaged with the front sides of the first sector gear (4674) and the second sector gear (4675), a sliding block (4677) fixedly connected to the front side of the rack (4676), and a sliding seat (4678) slidingly connected to the bottom side of the sliding block (4677), wherein the bottom middle side of the first gear (4672) is connected with the rotating shaft rod (466), the bottom middle side of the second gear (4673) is rotatably connected with the horizontal plate (4671), the bottom side of the sliding seat (4678) is fixed with the horizontal plate (4671), and the front side of the sliding block (4677) is connected with the baffle (468).

2. The process as claimed in claim 1, wherein: The stone powder is selected from one or a combination of several of limestone powder, talc powder, quartz powder, dolomite powder, diamond powder, titanium dioxide, and graphite powder.

3. The process as claimed in claim 1, wherein: The cleaning mechanism (3) comprises a frame cover (31) fixed at the bottom of the four ends of the stand (2), a lower hopper (32) fixedly connected to the left side of the frame cover (31), a first motor (33) fastened to the top left side of the frame cover (31), a transmission belt (34) connected to the left side output end of the first motor (33), a ring sleeve (35) connected to the other side inside of the transmission belt (34), a mesh tube (36) integrally formed on the right side of the ring sleeve (35), a supporting ring sleeve (37) integrally formed on the other side of the mesh tube (36), a blowdown pipe (38) fixedly connected to the bottom right side of the frame cover (31), and a discharge frame (39) fixed to the right side of the frame cover (31), wherein the ring sleeve (35) is rotatably connected to the left side wall of the frame cover (31), the mesh tube (36) is arranged inside the frame cover (31), and the supporting ring sleeve (37) is rotatably connected to the right side wall of the frame cover (31).

4. The process as claimed in claim 3, wherein: A stirring rod is fixedly arranged inside the mesh tube (36), and a switch valve is arranged inside the blowdown pipe (38).

5. The process as claimed in claim 1, wherein: The three baffles (468) are equidistantly distributed, and a through slot is formed in the bottom of the rectangular frame (461), and the three baffles (468) penetrate the inside of the through slot and are in transverse sliding contact therewith.

6. The process as claimed in claim 1, wherein: The first sector gear (4674) and the second sector gear (4675) are the same in structure and size, and the first sector gear (4674) and the second sector gear (4675) are arranged at the same angle.

Citation Information

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