CN215029257U - Pulverizer for producing activated carbon - Google Patents

Pulverizer for producing activated carbon Download PDF

Info

Publication number
CN215029257U
CN215029257U CN202121123572.0U CN202121123572U CN215029257U CN 215029257 U CN215029257 U CN 215029257U CN 202121123572 U CN202121123572 U CN 202121123572U CN 215029257 U CN215029257 U CN 215029257U
Authority
CN
China
Prior art keywords
box
grinding
box body
fixedly connected
fixedly mounted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121123572.0U
Other languages
Chinese (zh)
Inventor
姜晓华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengde Lijing Activated Carbon Manufacturing Co ltd
Original Assignee
Chengde Lijing Activated Carbon Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengde Lijing Activated Carbon Manufacturing Co ltd filed Critical Chengde Lijing Activated Carbon Manufacturing Co ltd
Priority to CN202121123572.0U priority Critical patent/CN215029257U/en
Application granted granted Critical
Publication of CN215029257U publication Critical patent/CN215029257U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Carbon And Carbon Compounds (AREA)

Abstract

The utility model discloses a crocus ware is used in active carbon production, the power distribution box comprises a box body, the equal fixedly connected with fixed plate in both ends on box inner chamber right side, two there is grinding box through bearing swing joint between the left end of fixed plate, grind the lower extreme fixedly connected with grinding seat of incasement chamber, the middle-end fixed mounting who grinds the incasement surface has the ring gear, the right-hand member at box top has the pivot through bearing swing joint. The utility model discloses a grind motor, drive shaft, first band pulley, gear, belt, second band pulley, pivot, box, abrasive disc, grinding seat, ring gear, grinding box, fixed plate, air-blower, filtration sack, purifying box, driving fan blade and bull stick and strike under the effect of mutually supporting between the piece, very big improvement this crocus ware to the work efficiency of active carbon processing, saved a large amount of time, possess the function of purifying and retrieving the active carbon dust simultaneously.

Description

Pulverizer for producing activated carbon
Technical Field
The utility model relates to an active carbon production technical field specifically is a crocus ware is used in active carbon production.
Background
The active carbon is a porous artificial carbon adsorbent prepared by carbonizing and activating carbon-containing substances, has a developed pore structure and a huge specific surface area, can be used as an adsorbent, a catalyst and a catalyst carrier, and is an essential treatment item in the production process of the active carbon by grinding, wherein the purpose of grinding is to pre-oxidize coal, increase the surface area of the coal and facilitate activation.
However, the existing powder grinding device is low in working efficiency, a large amount of time is consumed in the machining process, and meanwhile, activated carbon dust generated in the machining process cannot be purified, collected and recycled, so that certain resource waste is caused while pollution is caused to the external environment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crocus ware is used in active carbon production possesses work efficiency height, possesses the advantage of purifying and collecting the active carbon dust and recycling, has solved current crocus ware work efficiency low, has consumeed a large amount of time in the course of working, can't purify and collect the problem of recycling to the active carbon dust that produces in the course of working simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: the powder grinding device for producing the activated carbon comprises a box body, wherein fixed plates are fixedly connected to two ends of the right side of an inner cavity of the box body, a grinding box is movably connected between the left ends of the two fixed plates through a bearing, a grinding seat is fixedly connected to the lower end of the inner cavity of the grinding box, a gear ring is fixedly mounted at the middle end of the outer surface of the grinding box, a rotating shaft is movably connected to the right end of the top of the box body through a bearing, a second belt wheel is fixedly mounted at the upper end of the rotating shaft, a grinding disc is fixedly connected to the bottom of the rotating shaft and positioned above the grinding seat, a grinding motor is fixedly mounted at the left end of the top of the outer surface of the box body, a driving shaft is fixedly mounted at the output end of the grinding motor, a first belt wheel is fixedly mounted at the upper end of the driving shaft, a belt is sleeved between the middle end of the first belt wheel and the middle end of the second belt wheel, and a gear is fixedly mounted at the lower end of the driving shaft, the surface of gear and the surface toothing of ring gear, the left lower extreme fixedly connected with purifying box of box inner chamber, the right side fixed mounting of purifying box surface has the air-blower, the input of air-blower passes through pipeline fixed connection in the both ends at purifying box top, the middle-end fixed mounting of purifying box bottom has the filtration sack, the middle-end at purifying box inner chamber top has the bull stick through bearing swing joint, the upper end of bull stick and the inner chamber fixed mounting that is located the purifying box have the drive flabellum, the lower extreme fixed mounting of bull stick has the piece of strikeing, the surface swing joint of the piece of strikeing is in the internal surface of filtering the sack.
Preferably, a collecting box is placed at the bottom of the inner cavity of the box body, and a handrail is fixedly installed on the front surface of the collecting box.
Preferably, the periphery of the bottom of the outer surface of the box body is fixedly connected with supporting blocks, and the lower end of the front surface of the box body is movably provided with a movable door through a hinge.
Preferably, the upper end of the front surface of the box body is provided with an observation port, and a transparent glass plate is fixedly arranged on the surface of the observation port.
Preferably, a support plate is fixedly connected to the middle end of the left side of the inner cavity of the box body, and the top of the support plate is movably connected to the bottom of the driving shaft through a bearing.
Preferably, the upper end fixedly connected with inlet pipe on box right side, there is the apron at the top of inlet pipe through activity round pin swing joint.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model can drive the shaft to rotate by starting the grinding motor, the drive shaft can drive the first belt wheel and the gear to rotate when rotating, the first belt wheel can drive the belt to move when rotating, the belt can drive the second belt wheel and the rotating shaft to rotate along the bearing on the box body when moving, the rotating shaft can drive the grinding disc to rotate when rotating, under the rotation effect of the grinding disc, the active carbon raw material at the top of the grinding seat in the grinding box can be quickly ground, thereby achieving the effect of grinding the active carbon raw material, simultaneously, the gear ring and the grinding box can be driven to rotate along the bearing on the fixed plate by the rotation of the gear, the grinding seat can be driven to rotate in the opposite direction of the rotation of the grinding disc when the grinding box rotates, and the speed of the relative motion between the grinding seat and the grinding disc is effectively improved, thereby greatly improving the efficiency of the grinding disc and the grinding seat for grinding the active carbon raw material, simultaneously driving the air flow carrying the active carbon dust in the box body to pass through the filtering cloth bag and the purifying box by starting the blower to work, then conveying the air flow to the inside of the box body again, effectively filtering the active carbon dust in the conveyed air flow by arranging the filtering cloth bag, further effectively reducing the content of the active carbon dust in the box body in the processing process, thereby achieving the effect of purifying the active carbon dust, simultaneously pushing the driving fan blades and the rotating rod to rotate along the bearing on the purifying box in the process that the air flow flows in the purifying box, driving the knocking block to rotate by the rotation of the rotating rod to knock the filtering cloth bag, and leading the active carbon adhered and piled on the outer surface of the filtering cloth bag to fall to the bottom of the box body for collection, effectual when having kept filtering the sack cleanliness, reached and carried out recycle's effect to the active carbon dust, under whole complex effect, very big improvement this crocus ware to the work efficiency of active carbon processing, a large amount of time has been saved, possess the function of purifying and retrieving the active carbon dust simultaneously, it is low to have solved current crocus ware work efficiency, a large amount of time has been consumeed in the course of working, the active carbon dust that can't produce in the course of working simultaneously purifies and collects the problem of recycling.
2. The utility model discloses a setting of collecting box, be convenient for concentrate the collection to the inside material of box, setting through the supporting shoe, the purpose of supporting has been reached to the whole, setting through the dodge gate, the person of facilitating the use maintains the inside of box, setting through viewing aperture and clear glass board, the person of facilitating the use observes the inside operating condition of box, setting through the backup pad, the purpose of supporting the drive shaft has been reached, setting through the inlet pipe, the person of facilitating the use annotates the inside raw materials of carrying out of box, through the setting of apron, the person of facilitating the use seals inlet pipe department.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the case of the present invention;
FIG. 3 is a schematic cross-sectional view of the grinding box of the present invention;
fig. 4 is the schematic view of the sectional structure of the purification box of the present invention.
In the figure: 1. a box body; 2. a viewing port; 3. a support block; 4. a movable door; 5. a feed pipe; 6. a cover plate; 7. grinding the motor; 8. a first pulley; 9. a drive shaft; 10. a gear; 11. a support plate; 12. a purification box; 13. a collection box; 14. a handrail; 15. grinding a box; 16. a ring gear; 17. a fixing plate; 18. a rotating shaft; 19. a second pulley; 20. a belt; 21. a grinding disk; 22. a grinding seat; 23. a filter cloth bag; 24. a rotating rod; 25. knocking the block; 26. driving the fan blades; 27. a blower.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-4, a pulverizer for producing activated carbon comprises a box body 1, a collecting box 13 is placed at the bottom of an inner cavity of the box body 1, the materials in the box body 1 are conveniently collected in a centralized manner through the arrangement of the collecting box 13, a handrail 14 is fixedly arranged on the front surface of the collecting box 13, supporting blocks 3 are fixedly connected on the periphery of the bottom of the outer surface of the box body 1, the purpose of supporting the whole body is achieved through the arrangement of the supporting blocks 3, a movable door 4 is movably arranged at the lower end of the front surface of the box body 1 through a hinge, a user can conveniently maintain the interior of the box body 1 through the arrangement of the movable door 4, an observation port 2 is arranged at the upper end of the front surface of the box body 1, a transparent glass plate is fixedly arranged on the surface of the observation port 2, and the user can conveniently observe the working state in the box body 1 through the arrangement of the observation port 2 and the transparent glass plate, the upper end on the right side of the box body 1 is fixedly connected with an inlet pipe 5, through the arrangement of the inlet pipe 5, a user can conveniently fill raw materials into the box body 1, the top of the inlet pipe 5 is movably connected with a cover plate 6 through a movable pin, through the arrangement of the cover plate 5, the user can conveniently seal the inlet pipe 6, both ends on the right side of the inner cavity of the box body 1 are fixedly connected with fixed plates 17, a grinding box 15 is movably connected between the left ends of the two fixed plates 17 through a bearing, the lower end of the inner cavity of the grinding box 15 is fixedly connected with a grinding seat 22, the middle end of the outer surface of the grinding box 15 is fixedly provided with a gear ring 16, the right end of the top of the box body 1 is movably connected with a rotating shaft 18 through a bearing, the upper end of the rotating shaft 18 is fixedly provided with a second belt wheel 19, the bottom of the rotating shaft 18 is fixedly connected with a grinding disc 21 above the grinding seat 22, and the left end of the top of the outer surface of the box body 1 is fixedly provided with a grinding motor 7, the output end of the grinding motor 7 is fixedly provided with a driving shaft 9, the middle end at the left side of the inner cavity of the box body 1 is fixedly connected with a supporting plate 11, the top of the supporting plate 11 is movably connected with the bottom of the driving shaft 9 through a bearing, the purpose of supporting the driving shaft 9 is achieved through the arrangement of the supporting plate 11, the upper end of the driving shaft 9 is fixedly provided with a first belt wheel 8, a belt 20 is sleeved between the middle end of the first belt wheel 8 and the middle end of a second belt wheel 19, the lower end of the driving shaft 9 is fixedly provided with a gear 10, the surface of the gear 10 is meshed with the surface of a gear ring 16, the lower end at the left side of the inner cavity of the box body 1 is fixedly connected with a purifying box 12, the right side of the outer surface of the purifying box 12 is fixedly provided with an air blower 27, the input end of the air blower 27 is fixedly connected with the two ends at the top of the purifying box 12 through a pipeline, the middle end at the bottom of the purifying box 12 is fixedly provided with a filtering cloth bag 23, the middle end at the top of the inner cavity of the purifying box 12 is movably connected with a rotating rod 24 through a bearing, the upper end of bull stick 24 and the inner chamber fixed mounting who is located purifying box 12 have drive flabellum 26, the lower extreme fixed mounting of bull stick 24 has strikes piece 25, the surperficial swing joint who strikes piece 25 is in the internal surface that filters sack 23, can drive shaft 9 through the work of start grinding motor 7 and rotate, drive shaft 9 is rotatory simultaneously can drive first band pulley 8 and gear 10 and rotate, can drive belt 20 and move when first band pulley 8 is rotatory, it is rotatory along the bearing department on box 1 with pivot 19 to drive second band pulley and pivot 18 when the belt 20 moves, can drive abrasive disc 21 and rotate when pivot 18 is rotatory, under abrasive disc 21 rotatory effect, can carry out quick grinding to the inside active carbon raw materials that is in grinding seat 22 top of grinding box 15, and then reached the effect of carrying out abrasive machining to the active carbon raw materials, simultaneously can drive ring gear 16 and grinding box 15 through the rotation of gear 10 and carry out along bearing department on fixed plate 17 The grinding box 15 rotates and simultaneously can drive the grinding seat 22 to rotate in the opposite direction of the rotation of the grinding disc 21, so that the speed of the relative motion between the grinding seat 22 and the grinding disc 21 is effectively improved, the grinding efficiency of the grinding disc 21 and the grinding seat 22 on the activated carbon raw material is greatly improved, meanwhile, the air blower 27 is started to work, the air flow carrying the activated carbon dust in the box body 1 can be driven to pass through the filtering cloth bag 23 and the purification box 12 and then is conveyed into the box body 1 again, the activated carbon dust in the conveyed air flow can be effectively filtered through the arrangement of the filtering cloth bag 23, the content of the activated carbon dust in the box body 1 in the processing process is effectively reduced, the effect of purifying the activated carbon dust is achieved, meanwhile, in the process that the air flow flows in the purification box 12, the driving fan blades 26 and the rotating rod 24 can be pushed to rotate along the bearing on the purification box 12, 24 rotations of bull stick can drive and strike piece 25 and rotate and strike filtration sack 23, make the accumulational active carbon of 23 outer surface adhesion of filtration sack drop to the bottom of box 1 and collect, when the effectual cleanliness of filtration sack 23 that has kept, the effect of carrying out recycle to the active carbon dust has been reached, under whole complex effect, very big improvement this crocus ware to the work efficiency of active carbon processing, a large amount of time has been saved, possess the function of purifying and retrieving the active carbon dust simultaneously, it is low to have solved current crocus ware work efficiency, a large amount of time has been expended in the course of working, simultaneously can't purify and collect the problem of recycling to the active carbon dust that produces in the course of working.
All the components in the utility model are universal standard components or components known by technicians in the field, the structure and principle of the components are known by technicians in the technical manual or known by conventional experimental methods, standard parts used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled by a controller, a control circuit of the controller can be realized by simple programming of technicians in the field, the components belong to the common knowledge in the field, and the application document is mainly used for protecting mechanical devices, so the control mode and circuit connection are not explained in detail in the application document, no specific description will be made herein.
When the grinding box is used, the grinding motor 7 is started to work, the driving shaft 9 can be driven to rotate, the driving shaft 9 can drive the first belt wheel 8 and the gear 10 to rotate while rotating, the first belt wheel 8 can drive the belt 20 to move while rotating, the belt 20 can drive the second belt wheel 19 and the rotating shaft 18 to rotate along the bearing on the box body 1 while moving, the rotating shaft 18 can drive the grinding disc 21 to rotate while rotating, under the action of rotation of the grinding disc 21, active carbon raw materials at the top of the grinding seat 22 in the grinding box 15 can be quickly ground, the effect of grinding the active carbon raw materials is further achieved, meanwhile, the gear ring 16 and the grinding box 15 can be driven to rotate along the bearing on the fixing plate 17 by rotation of the gear 10, the grinding seat 22 can be driven to rotate in the opposite direction of rotation of the grinding disc 21 while the grinding box 15 rotates, the speed of the relative motion between the grinding seat 22 and the grinding disc 21 is effectively improved, so that the efficiency of grinding the activated carbon raw material by the grinding disc 21 and the grinding seat 22 is greatly improved, meanwhile, the air flow carrying activated carbon dust in the box body 1 can be driven by starting the air blower 27 to work, and then is conveyed to the inside of the box body 1 again after passing through the filtering cloth bag 23 and the purifying box 12, and the activated carbon dust in the conveyed air flow can be effectively filtered through the arrangement of the filtering cloth bag 23, so that the content of the activated carbon dust in the box body 1 in the processing process is effectively reduced, the effect of purifying the activated carbon dust is achieved, meanwhile, in the process that the air flow flows in the purifying box 12, the driving fan blades 26 and the rotating rod 24 are pushed to rotate along the bearing on the purifying box 12, the rotating rod 24 rotates to drive the knocking block 25 to rotate to knock the filtering cloth bag 23, make the accumulational active carbon of 23 outer surface adhesion of filtration sack to drop and collect to the bottom of box 1, when effectually having kept 23 cleanliness of filtration sack, reached the effect of carrying out recycle to the active carbon dust, under whole complex effect, very big improvement this crocus ware to the work efficiency of active carbon processing, saved a large amount of time, possess the function of purifying and retrieving the active carbon dust simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a crocus ware is used in active carbon production, includes box (1), its characterized in that: the grinding machine is characterized in that fixed plates (17) are fixedly connected to two ends of the right side of an inner cavity of the box body (1), a grinding box (15) is movably connected between the left ends of the two fixed plates (17) through a bearing, a grinding seat (22) is fixedly connected to the lower end of the inner cavity of the grinding box (15), a gear ring (16) is fixedly mounted at the middle end of the outer surface of the grinding box (15), a rotating shaft (18) is movably connected to the right end of the top of the box body (1) through a bearing, a second belt wheel (19) is fixedly mounted at the upper end of the rotating shaft (18), a grinding disc (21) is fixedly connected to the bottom of the rotating shaft (18) and positioned above the grinding seat (22), a grinding motor (7) is fixedly mounted at the left end of the top of the outer surface of the box body (1), a driving shaft (9) is fixedly mounted at the output end of the grinding motor (7), and a first belt wheel (8) is fixedly mounted at the upper end of the driving shaft (9), a belt (20) is sleeved between the middle end of the first belt wheel (8) and the middle end of the second belt wheel (19), a gear (10) is fixedly mounted at the lower end of the driving shaft (9), the surface of the gear (10) is meshed with the surface of the gear ring (16), a purifying box (12) is fixedly connected to the lower end of the left side of the inner cavity of the box body (1), an air blower (27) is fixedly mounted on the right side of the outer surface of the purifying box (12), the input end of the air blower (27) is fixedly connected to the two ends of the top of the purifying box (12) through a pipeline, a filtering cloth bag (23) is fixedly mounted at the middle end of the bottom of the purifying box (12), a rotating rod (24) is movably connected to the middle end of the top of the inner cavity of the purifying box (12) through a bearing, driving fan blades (26) are fixedly mounted at the upper end of the rotating rod (24) and positioned in the inner cavity of the purifying box (12), and a knocking block (25) is fixedly mounted at the lower end of the rotating rod (24), the surface of the knocking block (25) is movably connected with the inner surface of the filtering cloth bag (23).
2. The pulverizer for producing activated carbon according to claim 1, wherein: the bottom of the inner cavity of the box body (1) is provided with a collecting box (13), and the front surface of the collecting box (13) is fixedly provided with a handrail (14).
3. The pulverizer for producing activated carbon according to claim 1, wherein: the box body (1) is characterized in that supporting blocks (3) are fixedly connected to the periphery of the bottom of the outer surface of the box body (1), and a movable door (4) is movably mounted at the lower end of the front surface of the box body (1) through a hinge.
4. The pulverizer for producing activated carbon according to claim 1, wherein: the upper end of the front surface of the box body (1) is provided with an observation port (2), and a transparent glass plate is fixedly arranged on the surface of the observation port (2).
5. The pulverizer for producing activated carbon according to claim 1, wherein: the middle end on the left side of the inner cavity of the box body (1) is fixedly connected with a supporting plate (11), and the top of the supporting plate (11) is movably connected to the bottom of the driving shaft (9) through a bearing.
6. The pulverizer for producing activated carbon according to claim 1, wherein: the upper end fixedly connected with inlet pipe (5) on box (1) right side, there is apron (6) at the top of inlet pipe (5) through activity round pin swing joint.
CN202121123572.0U 2021-05-24 2021-05-24 Pulverizer for producing activated carbon Active CN215029257U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121123572.0U CN215029257U (en) 2021-05-24 2021-05-24 Pulverizer for producing activated carbon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121123572.0U CN215029257U (en) 2021-05-24 2021-05-24 Pulverizer for producing activated carbon

Publications (1)

Publication Number Publication Date
CN215029257U true CN215029257U (en) 2021-12-07

Family

ID=79214018

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121123572.0U Active CN215029257U (en) 2021-05-24 2021-05-24 Pulverizer for producing activated carbon

Country Status (1)

Country Link
CN (1) CN215029257U (en)

Similar Documents

Publication Publication Date Title
CN212399140U (en) Electric angle grinder for synchronously recycling ruins
CN110975975A (en) Active carbon screening deironing all-in-one
CN215029257U (en) Pulverizer for producing activated carbon
CN212168079U (en) Vibrating screen for talcum powder production
CN211913062U (en) Waste gas purification device for desulfurization and denitrification of environmental protection engineering
CN205731506U (en) Bulky refuse disintegrating machine
CN213254982U (en) Grinder with screening function
CN213377038U (en) Environment-friendly waste battery recycling and grinding device
CN212524469U (en) Construction waste recovery device
CN112337194A (en) Dust collecting equipment for metal powder production with collecting and screening functions
CN221063783U (en) Dust collector of breaker discharge gate
CN213913080U (en) Automatic cruise type waste gas treatment device
CN111001488A (en) Traditional chinese medicine rubbing crusher with dust fall function
CN219006670U (en) Filter mechanism of shredder
CN221062054U (en) Industrial dust remover
CN217962881U (en) High-efficient reducing mechanism of medicinal material
CN213498570U (en) Polishing dust treatment equipment for workpiece processing
CN210850933U (en) Rubbing crusher is used in butyl reclaimed rubber production
CN220991017U (en) Dust-free raw material crushing device for rubber generation
CN220990962U (en) Novel powdered activated carbon collection device
CN211838387U (en) Fallen leaf crusher
CN213917767U (en) Bench grinder
CN218689962U (en) Dry-type equipment of polishing with dust filtering capability
CN218133282U (en) Grit sieving mechanism
CN215656378U (en) High-temperature-force solid powder production device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant