CN220215144U - Be applied to feed arrangement of cement mill - Google Patents
Be applied to feed arrangement of cement mill Download PDFInfo
- Publication number
- CN220215144U CN220215144U CN202321525174.0U CN202321525174U CN220215144U CN 220215144 U CN220215144 U CN 220215144U CN 202321525174 U CN202321525174 U CN 202321525174U CN 220215144 U CN220215144 U CN 220215144U
- Authority
- CN
- China
- Prior art keywords
- dredging
- opening
- feeding
- closing device
- shaft
- 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
Links
- 239000004568 cement Substances 0.000 title claims abstract description 23
- 230000000149 penetrating effect Effects 0.000 claims 2
- 210000002421 cell wall Anatomy 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 19
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model discloses a feeding device applied to a cement mill, and relates to the technical field of cement ball mills. According to the utility model, through the opening and closing device, the aperture size of the feeding hole is controlled through the cooperation of a plurality of groups of rotary baffle plates, so that the control of the feeding quantity and the feeding speed is realized, and the practicability is good; through the dredging device, when materials are blocked, the hydraulic telescopic machine drives the dredging rod to move up and down to dredge the feeding pipe, so that the problem that the pipeline is required to be shut down, disassembled and cleaned after being blocked is avoided; through drawing in the device, draw in when not using pull throughs, avoided occupying the space in the inlet pipe, be difficult for blocking up also be difficult for taking place the damage.
Description
Technical Field
The utility model relates to the technical field of cement ball mills, in particular to a feeding device applied to a cement ball mill.
Background
The cement ball mill is mainly applied to grinding finished products and raw materials in cement factories, and is also applicable to grinding various ores and other grindability materials in industrial and mining enterprises such as metallurgy, chemical industry, electric power and the like; the material enters the first bin of the ball mill uniformly through the feeding device and the feeding hollow shaft, stepped lining plates or corrugated lining plates are arranged in the first bin, steel balls with different specifications are arranged in the first bin, the steel balls are brought to a certain height by the centrifugal force generated by the rotation of the cylinder body and then fall down, and the material is subjected to heavy impact and grinding. After the materials are coarsely ground in the first bin, the materials enter the second bin through a single-layer bin separation plate, a flat lining plate is inlaid in the second bin, steel balls are inlaid in the second bin, the materials are further ground, and powder is discharged through a discharging grate plate to finish grinding operation. In the using process, the material quantity in the mill needs to be controlled, so that the idle running and overload situations are avoided.
Such as Chinese patent publication No.: the utility model provides a cement mill feed arrangement of CN211887362U, includes mounting cylinder, baffle and baffle, rotatory mounting has the inlet pipe on the mounting cylinder, mounting cylinder fixed mounting is on the inner wall of feeding cylinder, the baffle is located the junction of feeding cylinder and mill barrel, the both ends of baffle respectively with mounting cylinder, baffle fixed connection, the central axis coincidence of mounting cylinder and baffle, the baffle quantity has a plurality ofly, and a plurality of baffles are central symmetry and distribute with the central axis of mounting cylinder as the center.
In order to solve the problem that the feeding speed and the feeding amount of the traditional feeding device are not well controlled, the prior art adopts a mode of installing a fixed baffle plate and a baffle plate to treat, but the problems that the baffle plate stretches into a mill, the baffle plate structure has a certain cross section area and no dredging device is arranged, and then steel balls in the ball mill are easy to collide with the feeding device to cause equipment damage, the feeding amount cannot be controlled, the maximum feeding amount is limited, the feeding device is easily blocked by materials, and the device is not well dredged are solved.
Disclosure of Invention
The utility model aims to provide a feeding device applied to a cement mill, so as to solve the problems in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the feeding device comprises a feeding pipe, wherein an opening and closing device is fixedly arranged at the bottom of the feeding pipe, a dredging device is fixedly arranged at the bottom of the opening and closing device, and a furling device is embedded and arranged on the inner wall of the dredging device;
the opening and closing device comprises an opening and closing device shell, an opening and closing device bottom cover, a control shaft, a rotary baffle and a rubber ring, wherein the opening and closing device shell is fixedly arranged at the bottom of the feeding pipe;
the dredging device comprises a dredging device shell, a dredging device bottom cover, a first hydraulic telescopic machine seat, a first hydraulic telescopic shaft and a dredging shaft sleeve, wherein the dredging device shell is fixedly arranged at the bottom of the opening and closing device shell;
the drawing-in device comprises a second hydraulic telescopic machine seat, a second hydraulic telescopic shaft, a positioning shaft and a dredging rod, wherein the second hydraulic telescopic machine seat is arranged in an inner cavity of a shell of the dredging device.
The technical scheme of the utility model is further improved as follows: the top of the feeding pipe is connected with an externally connected feed box, and a through feeding hole is formed in the top of the feeding pipe;
by adopting the technical scheme, the feeding pipe is obliquely arranged, so that materials in the feed box can fall into the device due to dead weight.
The technical scheme of the utility model is further improved as follows: the top of the opening and closing device shell is provided with a through feeding hole, the feeding hole of the opening and closing device shell is aligned with the feeding hole of the feeding pipe, the opening and closing device bottom cover is embedded and installed at the bottom of the opening and closing device shell, the bottom of the opening and closing device bottom cover is also provided with the through feeding hole, and the top of the opening and closing device bottom cover is provided with control grooves at equal intervals around the feeding hole;
by adopting the technical scheme, materials pass through the opening and closing device through the feeding holes, the control grooves of the bottom cover of the opening and closing device are eight groups, and the control grooves correspond to each group of rotary baffle plates one by one.
The technical scheme of the utility model is further improved as follows: the number of the rotary baffle plates is multiple, a positioning shaft structure is arranged at the bottom of one end of each rotary baffle plate, a through control hole is formed in the other end of each rotary baffle plate, one end of each control shaft is embedded into the corresponding control hole of each rotary baffle plate, the other end of each control shaft is matched with the bottom of the corresponding control groove of the bottom cover of the opening and closing device, the number of the rubber rings is two, and the rubber rings are symmetrically arranged on the upper surface and the lower surface of each rotary baffle plate;
by adopting the technical scheme, the rotary baffle is made of elastic alloy, the eight groups of rotary baffles are matched to control the aperture of the feeding hole, the positioning shaft structure is embedded in the bottom cover of the opening and closing device, the rubber ring correspondingly deforms along with the rotation of the rotary baffle, and the rubber ring is always attached to the inner seam of the opening and closing device to prevent materials from entering.
The technical scheme of the utility model is further improved as follows: the top of the dredging device shell is provided with a through feeding hole, the hole wall of the feeding hole is provided with through dredging grooves at equal intervals around the axis, the inner wall of the dredging device shell is provided with positioning grooves at equal intervals around the axis, the dredging device bottom cover is fixedly arranged at the bottom of the dredging device shell, and the bottom of the dredging device bottom cover is provided with the through feeding hole;
by adopting the technical scheme, the locating groove and the dredging groove prevent the dredging shaft sleeve from rotating or moving, so that the internal structure is damaged.
The technical scheme of the utility model is further improved as follows: the first hydraulic telescopic machine seat is fixedly arranged at the top of the bottom cover of the dredging device at equal intervals around the feeding hole, the first hydraulic telescopic shaft is embedded and arranged at the top of the shell of the dredging device, the first dredging shaft sleeve is fixedly arranged at the top of the first hydraulic telescopic shaft, and through dredging rod holes are formed in the inner wall of the first dredging shaft sleeve at equal intervals around the shaft center;
by adopting the technical scheme, the number of the hydraulic telescopic machines is six, and the dredging shaft sleeve is driven to stably step along the direction of the feeding pipe.
The technical scheme of the utility model is further improved as follows: the number of the furling devices is multiple, one end of the second hydraulic telescopic machine seat is fixedly arranged on the hole edge of a dredging rod hole of the dredging shaft sleeve, one end of the second hydraulic telescopic shaft is embedded and arranged in the same end face of the positioning shaft, the outer surface of the second hydraulic telescopic shaft is matched with the inner wall of the dredging rod hole of the dredging shaft sleeve, the positioning shaft is fixedly arranged at the other end of the second hydraulic telescopic machine seat, the outer surface of the positioning shaft is matched with the groove wall of a positioning groove of the shell of the dredging device, the dredging rod is fixedly arranged at the other end of the second hydraulic telescopic shaft, and the outer surfaces of the multiple groups of dredging rods can be matched with each other;
by adopting the technical scheme, the number of the dredging rods is six, the outer surfaces of the six groups of the dredging rods are matched with each other, and the dredging round rods can be formed, so that dredging operation is facilitated.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a feeding device applied to a cement mill, which controls the aperture size of a feeding hole through the cooperation of a plurality of groups of rotary baffle plates by an opening and closing device so as to realize the control of the feeding quantity and the feeding speed and has good practicability.
2. The utility model provides a feeding device applied to a cement mill, which is characterized in that a dredging device is used, when materials are blocked, a hydraulic telescopic machine drives a dredging rod to move up and down to dredge a feeding pipe, so that the problem that the pipeline is required to be shut down, disassembled and cleaned after being blocked is solved.
3. The utility model provides a feeding device applied to a cement mill, which is folded through a folding device when a dredging device is not used, so that the space in a feeding pipe is prevented from being occupied, and the feeding device is not easy to block and damage.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a sectional view of the feed stage of the present utility model;
FIG. 3 is a cross-sectional view of the dredging stage of the present utility model;
fig. 4 is a schematic structural view of the opening/closing device of the present utility model;
fig. 5 is a schematic structural view of the folding device of the present utility model.
In the figure: 1. a feed pipe; 2. opening and closing means; 3. a dredging device; 4. a gathering device; 21. an opening/closing device case; 22. a bottom cover of the opening and closing device; 23. a control shaft; 24. rotating the baffle; 25. a rubber ring; 31. dredging the shell of the device; 32. dredging the bottom cover of the device; 33. a hydraulic telescopic machine seat I; 34. a first hydraulic telescopic shaft; 35. dredging the shaft sleeve; 41. a second hydraulic telescopic stand; 42. a hydraulic telescopic shaft II; 43. positioning a shaft; 44. a dredging rod.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-5, the utility model provides a feeding device applied to a cement mill, which comprises a feeding pipe 1, wherein the top of the feeding pipe 1 is connected with an externally connected material box, a through feeding hole is formed in the top of the feeding pipe 1, and the feeding pipe 1 is obliquely arranged, so that materials in the material box can fall into the device due to dead weight.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the bottom of the feeding pipe 1 is fixedly provided with the opening and closing device 2, the opening and closing device 2 comprises an opening and closing device shell 21, an opening and closing device bottom cover 22, a control shaft 23, rotary baffle plates 24 and a rubber ring 25, the opening and closing device shell 21 is fixedly arranged at the bottom of the feeding pipe 1, a through feeding hole is formed in the top of the opening and closing device shell 21 and aligned with the feeding hole of the feeding pipe 1, the opening and closing device bottom cover 22 is embedded and arranged at the bottom of the opening and closing device shell 21, the bottom of the opening and closing device bottom cover 22 is also provided with the through feeding hole, the top of the opening and closing device bottom cover 22 is provided with control grooves at equal intervals around the feeding hole, materials pass through the opening and closing device 2 through the eight groups of control grooves of the opening and closing device bottom cover 22 and are in one-to-one correspondence with each group of rotary baffle plates 24;
the quantity of rotatory separation blade 24 is the multiunit, the one end bottom of rotatory separation blade 24 is provided with the location axle construction, the control hole that link up has been seted up to the other end of rotatory separation blade 24, the one end embedding of control axle 23 is installed in the control hole of rotatory separation blade 24, the other end of control axle 23 cooperates with the control groove tank bottom of switch device bottom 22, the quantity of rubber circle 25 is two sets of, the rubber circle 25 symmetry is installed on the upper surface and the lower surface of rotatory separation blade 24, rotatory separation blade 24 is the elastic alloy material, the aperture size of eight rotatory separation blades 24 cooperation control feed port, the location axle construction imbeds on switch device bottom 22, the rubber circle is along with rotatory and corresponding deformation of rotatory separation blade, laminate the internal seam of switch device 2 all the time, prevent that the material from getting into.
Example 3
As shown in fig. 1-5, on the basis of embodiments 1-2, the present utility model provides a technical solution: preferably, the bottom of the opening and closing device 2 is fixedly provided with a dredging device 3, the dredging device 3 comprises a dredging device shell 31, a dredging device bottom cover 32, a first hydraulic telescopic machine seat 33, a first hydraulic telescopic shaft 34 and a dredging shaft sleeve 35, the dredging device shell 31 is fixedly arranged at the bottom of the opening and closing device shell 21, a through feeding hole is formed in the top of the dredging device shell 31, through dredging grooves are formed in the hole wall of the feeding hole at equal intervals around the axis, positioning grooves are formed in the inner wall of the dredging device shell 31 at equal intervals around the axis, the dredging device bottom cover 32 is fixedly arranged at the bottom of the dredging device shell 31, the bottom of the dredging device bottom cover 32 is provided with through feeding holes, and the positioning grooves and the dredging grooves prevent the dredging shaft sleeve 35 from rotating or moving, so that the internal structure is damaged;
the first hydraulic telescopic machine seat 33 is fixedly arranged at the top of the bottom cover 32 of the dredging device at equal intervals around the feeding hole, the first hydraulic telescopic shaft 34 is embedded and arranged at the top of the shell 31 of the dredging device, the dredging shaft sleeve 35 is fixedly arranged at the top of the first hydraulic telescopic shaft 34, through dredging rod holes are formed in the inner wall of the dredging shaft sleeve 35 at equal intervals around the axis, the number of the hydraulic telescopic machines is six, and the dredging shaft sleeve 35 is driven to step smoothly along the direction of the feeding pipe;
the inner wall of the dredging device 3 is embedded and provided with a furling device 4, the furling device 4 comprises a second hydraulic telescopic machine seat 41, a second hydraulic telescopic shaft 42, a positioning shaft 43 and a dredging rod 44, the second hydraulic telescopic machine seat 41 is arranged in the inner cavity of the dredging device shell 31, the furling device 4 is multiple groups, one end of the second hydraulic telescopic machine seat 41 is fixedly arranged on the hole edge of a dredging rod hole of the dredging shaft sleeve 35, one end of the second hydraulic telescopic shaft 42 is embedded and arranged in the same end face of the positioning shaft 43, the outer surface of the second hydraulic telescopic shaft 42 is matched with the inner wall of the dredging rod hole of the dredging shaft sleeve 35, the positioning shaft 43 is fixedly arranged at the other end of the second hydraulic telescopic machine seat 41, the outer surface of the positioning shaft 43 is matched with the groove wall of the dredging device shell 31, the outer surfaces of the multiple groups of the dredging rods 44 can be matched with each other, the number of the dredging rods 44 is six groups, the outer surfaces of the six groups of the dredging rods 44 are matched with each other, and the dredging round rods can be formed, and dredging operation is facilitated.
The working principle of the feeding device applied to the cement mill will be described in detail.
As shown in fig. 1-5, the valve of the external feed box is opened to enable the material to fall into the inclined feed pipe 1 due to dead weight, the rotation of the rotary baffle plates 24 is realized by controlling the movement of the control shaft 23 in the control groove of the bottom cover 22 of the opening and closing device, the multiple groups of rotary baffle plates 24 are matched with each other, the aperture of the feed hole is changed, and the control of the feed amount and the feed speed is realized; when the feeding pipe 1 needs to be dredged, the first hydraulic telescopic shaft 34 is controlled to work, the dredging shaft sleeve 35 is driven to move, the second hydraulic telescopic shaft 42 is controlled to work, the dredging rods 44 are driven to extend out, the outer surfaces of the groups of the dredging rods 44 are matched with each other to form thicker dredging round rods, and the thicker dredging round rods extend into the feeding pipe 1 to carry out dredging; after completion, the drawing device 4 is reset, and the dredging rod 44 is drawn, so that the influence on feeding is avoided.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. Be applied to feed arrangement of cement mill, be applicable to the feeding of cement mill and use, including inlet pipe (1), its characterized in that: an opening and closing device (2) is fixedly arranged at the bottom of the feeding pipe (1), a dredging device (3) is fixedly arranged at the bottom of the opening and closing device (2), and a furling device (4) is embedded and arranged on the inner wall of the dredging device (3);
the opening and closing device (2) comprises an opening and closing device shell (21), an opening and closing device bottom cover (22), a control shaft (23), a rotary baffle (24) and a rubber ring (25), wherein the opening and closing device shell (21) is fixedly arranged at the bottom of the feeding pipe (1);
the dredging device (3) comprises a dredging device shell (31), a dredging device bottom cover (32), a first hydraulic telescopic machine seat (33), a first hydraulic telescopic shaft (34) and a dredging shaft sleeve (35), wherein the dredging device shell (31) is fixedly arranged at the bottom of the opening and closing device shell (21);
the drawing-in device (4) comprises a second hydraulic telescopic seat (41), a second hydraulic telescopic shaft (42), a positioning shaft (43) and a dredging rod (44), wherein the second hydraulic telescopic seat (41) is arranged in an inner cavity of the dredging device shell (31).
2. A feeding device for a cement mill according to claim 1, characterized in that: the top of inlet pipe (1) links to each other with external workbin, the feed port of lining up has been seted up at the top of inlet pipe (1).
3. A feeding device for a cement mill according to claim 2, characterized in that: the feeding hole penetrating the top of the opening and closing device shell (21) is formed in the top of the opening and closing device shell (21), the feeding hole of the opening and closing device shell (21) is aligned with the feeding hole of the feeding pipe (1), the opening and closing device bottom cover (22) is embedded and installed at the bottom of the opening and closing device shell (21), the bottom of the opening and closing device bottom cover (22) is also provided with the feeding hole penetrating the bottom of the opening and closing device bottom cover (22), and the top of the opening and closing device bottom cover (22) is provided with control grooves at equal intervals around the feeding hole.
4. A feeding device for a cement mill according to claim 3, characterized in that: the number of the rotary baffle plates (24) is eight, a positioning shaft structure is arranged at the bottom of one end of each rotary baffle plate (24), a through control hole is formed in the other end of each rotary baffle plate (24), one end of each control shaft (23) is embedded into the corresponding control hole of each rotary baffle plate (24), the other end of each control shaft (23) is matched with the bottom of a control groove of the bottom cover (22) of the corresponding opening and closing device, the number of rubber rings (25) is two, and the rubber rings (25) are symmetrically arranged on the upper surface and the lower surface of each rotary baffle plate (24).
5. A feeding device for a cement mill according to claim 1, characterized in that: the top of pull throughs shell (31) has seted up the feed port that link up, the equidistant pull throughs that link up around the axle center have been seted up on the pore wall of feed port, the constant head tank has been seted up around the axle center equidistant on the inner wall of pull throughs shell (31), pull throughs bottom (32) fixed mounting is in the bottom of pull throughs shell (31), the feed port that link up has been seted up to the bottom of pull throughs bottom (32).
6. A feeding device for a cement mill according to claim 5, wherein: the first hydraulic telescopic machine seat (33) is fixedly arranged at the top of the bottom cover (32) of the dredging device at equal intervals around the feeding hole, the first hydraulic telescopic shaft (34) is embedded and arranged at the top of the shell (31) of the dredging device, the dredging shaft sleeve (35) is fixedly arranged at the top of the first hydraulic telescopic shaft (34), and through dredging rod holes are formed in the inner wall of the dredging shaft sleeve (35) at equal intervals around the shaft center.
7. A feeding device for a cement mill according to claim 6, wherein: the quantity of drawing in device (4) is the multiunit, the one end fixed mounting of hydraulic telescoping machine base two (41) is on the hole edge in the mediation pole hole of mediation axle sleeve (35), the one end embedding of hydraulic telescoping axle two (42) is installed in the same terminal surface of locating shaft (43), the surface of hydraulic telescoping axle two (42) cooperates with the inner wall in the mediation pole hole of mediation axle sleeve (35), locating shaft (43) fixed mounting is at the other end of hydraulic telescoping machine base two (41), the surface of locating shaft (43) cooperates with the constant head tank cell wall of mediation device shell (31), mediation pole (44) fixed mounting is on the other end of hydraulic telescoping axle two (42), multiunit the surface of mediation pole (44) can cooperate each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321525174.0U CN220215144U (en) | 2023-06-15 | 2023-06-15 | Be applied to feed arrangement of cement mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321525174.0U CN220215144U (en) | 2023-06-15 | 2023-06-15 | Be applied to feed arrangement of cement mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220215144U true CN220215144U (en) | 2023-12-22 |
Family
ID=89184623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321525174.0U Active CN220215144U (en) | 2023-06-15 | 2023-06-15 | Be applied to feed arrangement of cement mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220215144U (en) |
-
2023
- 2023-06-15 CN CN202321525174.0U patent/CN220215144U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220215144U (en) | Be applied to feed arrangement of cement mill | |
| CN104668044B (en) | Cross roll pressurization outer circulation flour mill | |
| CN103100464B (en) | Energy-saving and environment-friendly double-rotor crushing machine | |
| CN102139242A (en) | Eccentric ring hammer coal crusher | |
| CN201287060Y (en) | Vertical type crusher | |
| CN203044082U (en) | Energy-saving and environment-friendly double-rotor crusher | |
| CN202131977U (en) | Impact drill bit of piling machine | |
| CN208975864U (en) | A kind of efficient pulverizing type hammer swing sledge mill | |
| CN201783344U (en) | Eccentric ring hammer coal crusher | |
| CN201436068U (en) | Multistage turbine pulverizer | |
| CN211487921U (en) | Vertical ball-free crushing and grinding machine | |
| CN2182676Y (en) | Material cake crusher | |
| CN101585010A (en) | Multistage turbine pulverizer | |
| CN211755770U (en) | Waste steel slag high efficiency dry grinding machine | |
| CN204583403U (en) | Vertical shaft impact crusher | |
| CN207153820U (en) | Straight type mark chamber angle rotation disintegrating machine | |
| CN209128164U (en) | A kind of oily-water seperating equipment improving processing oily water effect | |
| CN112705319A (en) | Clay sand molding sand crusher | |
| CN104722375B (en) | Sand making machine | |
| CN210913962U (en) | Novel wear-resisting roller device | |
| CN219273281U (en) | Metal material crushing, grinding and extracting device | |
| CN217093743U (en) | Efficient energy-saving rod mill for mineral processing technology | |
| CN204583334U (en) | A kind of vertical shaft impacting sand machine | |
| CN210207064U (en) | Self-grinding machine | |
| CN217431845U (en) | Ball mill for ceramic machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |