CN116966992B - Rotary multistage grinding device for cement production - Google Patents
Rotary multistage grinding device for cement production Download PDFInfo
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- CN116966992B CN116966992B CN202311211845.0A CN202311211845A CN116966992B CN 116966992 B CN116966992 B CN 116966992B CN 202311211845 A CN202311211845 A CN 202311211845A CN 116966992 B CN116966992 B CN 116966992B
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- grinding
- fixedly connected
- axle
- ring
- milling
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- 238000000227 grinding Methods 0.000 title claims abstract description 129
- 239000004568 cement Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 47
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003801 milling Methods 0.000 claims description 47
- 235000004237 Crocus Nutrition 0.000 claims description 23
- 241000596148 Crocus Species 0.000 claims description 23
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 45
- 239000002994 raw material Substances 0.000 abstract description 20
- 239000000428 dust Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005498 polishing Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/10—Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by other means than a centrally-arranged member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- 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
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a rotary multistage grinding device for cement production, which comprises a workbench and a driving motor, wherein a grinding tank is arranged in the center of the top of the workbench in a penetrating manner, the bottom of an inner cavity of the grinding tank is movably connected with a grinding disc through a bearing, and the bottom of the grinding disc is fixedly connected with a rotating shaft. According to the invention, through the matched use of the grinding tank, the grinding device, the rolling device, the conveying pipe, the crushing device, the blanking frame, the sealing flange, the conical shield, the powder selecting device, the collecting pipe, the material blocking ring and the grinding disc, the cement grinding device has the advantages of being airtight in grinding environment and carrying out rolling and crushing treatment on cement raw materials before grinding, cement dust cannot be scattered into the external environment directly in the grinding process, pollution is not caused to the surrounding environment, rolling and crushing treatment on the cement raw materials in advance is not carried out, massive cement raw materials cannot exist, the consumed time is shorter in grinding, and the production efficiency of cement is improved.
Description
Technical Field
The invention relates to the technical field of cement production, in particular to a rotary multistage grinding device for cement production.
Background
And (3) cement: powdery hydraulic inorganic cementing material. The cement mortar is added with water and stirred to form slurry, can be hardened in air or water, and can firmly bond sand, stone and other materials together, and a grinding device is needed in the cement production process.
The invention patent of patent application publication number CN112588417B discloses a rotary multistage grinding device for cement production, which comprises a supporting frame, a motor, a transmission assembly, a preliminary grinding assembly, a deep grinding assembly and the like; the motor is fixedly arranged on the upper side of the supporting frame, the transmission assembly is arranged on the upper portion of the supporting frame, the preliminary grinding assembly is arranged on the supporting frame and the transmission assembly, and the deep grinding assembly is arranged on the supporting frame and is connected with an output shaft of the motor. According to the invention, the rolling rod, the polishing and the material limiting frame are matched, so that the cement raw material can be subjected to more comprehensive and repeated primary polishing operation, and the cement raw material subjected to primary polishing can be crushed more finely; and the cement raw material is polished again under the cooperation of the bearing disc, the rotary shell and the teeth, so that the cement raw material is ground and crushed more.
However, the device still has some defects in practical use, namely the grinding chamber is exposed, a large amount of cement dust can be directly scattered into the external environment in the grinding process, the surrounding environment is polluted, meanwhile, the cement raw materials cannot be rolled and crushed in advance before grinding, a large amount of time is consumed by the massive cement raw materials in grinding, and the production efficiency of cement is reduced.
Therefore, it is necessary to invent a rotary multi-stage grinding apparatus for cement production to solve the above problems.
Disclosure of Invention
The invention aims to provide a rotary multistage grinding device for cement production, which has the advantages of closed grinding environment and rolling and crushing treatment of cement raw materials before grinding, and solves the problems that a grinding chamber is exposed, a large amount of cement dust can be scattered into the external environment directly in the grinding process, meanwhile, the cement raw materials cannot be rolled and crushed in advance before grinding, and a large amount of time is consumed by the massive cement raw materials during grinding.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a cement manufacture uses rotary type multistage milling device, includes workstation and driving motor, the center department at workstation top runs through and is provided with the crocus jar, the bottom of crocus jar inner chamber has the crocus dish through bearing swing joint, the bottom fixedly connected with rotation axis of crocus dish, the bottom of rotation axis runs through to the bottom of crocus jar and fixed cover is equipped with driven bevel gear, driving motor's output through coupling joint fixedly connected with drive shaft, the rear side fixed cover of drive shaft is equipped with the initiative bevel gear that meshes with driven bevel gear, the toper guard shield is installed at the top of crocus jar, the left side fixed intercommunication of toper guard shield has the collecting tube, select powder device is installed at the top of toper guard shield, the outer lane fixedly connected with baffle ring of crocus dish top surface, the outer lane of crocus dish top surface is provided with the crocus device, the right side fixedly connected with conveyer pipe, the top of conveyer pipe installs the unloading frame, select powder device includes loading plate and toper lower hopper, the bottom fixedly connected with loading post, the bottom of loading post and the fixed cover is equipped with the initiative bevel gear meshing with driven bevel gear, select powder ring fixedly connected with the connecting plate on the surface of outer lane fixedly connected with the connecting plate, select powder ring fixedly connected with the connecting plate on the surface of conical motor top and the connecting plate, select powder ring fixedly connected with the connecting plate, the connecting plate fixedly connected with the surface of outer lane top seal ring, the bottom of the powder selecting blade is fixedly connected with a lower connecting ring, the surface of the outer ring of the conical lower hopper is fixedly connected with a positioning block, the outer side of the positioning block is fixedly connected with the top of the inner cavity of the grinding tank, a blanking hole is formed in the center of the bottom of the inner cavity of the conical lower hopper in a penetrating manner, a connecting shaft is fixedly connected with the center of the bottom of the connecting disc, the bottom of the connecting shaft penetrates through the blanking hole and extends to the bottom of the conical shield, a rotary groove is formed in the outer ring of the bottom surface of the conical lower hopper, the inner cavity of the rotary groove is movably connected with a blanking ring through a bearing, the bottom of the blanking ring is fixedly connected with a blanking pipe, the bottom on connecting axle outer lane surface is located the inner chamber of unloading pipe, the equal fixedly connected with connecting block in left side and the right side of connecting axle outer lane surface bottom, the outside and the inner wall fixed connection of unloading pipe of connecting block, the fixed cover in center department on unloading pipe outer lane surface is equipped with initiative ring gear, the outer lane fixedly connected with bearing frame of hopper bottom surface under the toper, the inner chamber of bearing frame has the grinding axle through bearing swing joint, the fixed cover in top on grinding axle outer lane surface is equipped with the driven ring gear with initiative ring gear engaged with, the fixed cover in bottom on grinding axle outer lane surface is equipped with the powder grinding roller.
Preferably, the bottom fixedly connected with positioning base of driving motor, the equal fixedly connected with supporting leg in four corners of workstation bottom, one side fixedly connected with spliced pole that the supporting leg corresponds, the front side fixedly connected with backup pad of workstation bottom surface, the backup pad passes through the bearing movable sleeve and establishes the surface at the drive shaft.
Preferably, the bottom of milling jar front surface has been seted up and has been imported and exported, the outside fixedly connected with door frame that just is located import and exported of milling jar front surface, the right side on door frame front surface has sealing door through hinge swing joint, milling jar bottom surface's outer lane fixedly connected with protection casing, the inner circle of workstation is interference fit with milling jar outer lane surface's bottom.
Preferably, the bottom of selecting the powder device extends to the inner chamber of crocus jar, the outside of crocus device runs through to the outside of crocus jar, breaker is installed to the inner chamber of conveyer pipe, the roll-in device is installed to the inner chamber of unloading frame, the center department fixedly connected with toper unloading awl of crocus dish top surface.
Preferably, the top of crocus jar outer lane surface and the bottom of toper guard shield outer lane surface all fixed cover are equipped with sealed ring flange, the top screw thread of sealed ring flange runs through and is provided with connecting bolt, the fixed intercommunication in left side of collecting pipe has the ring flange, the feed inlet that uses with the conveyer pipe cooperation has been seted up on the right side of crocus jar.
Preferably, the crushing device comprises a crushing shaft, the crushing shaft is located the inner cavity of the conveying pipe, the front side and the rear side of the crushing shaft penetrate through the conveying pipe, the number of the crushing shafts is a plurality of, the crushing shafts are distributed in a linear array on the surface of the conveying pipe, a belt pulley is fixedly sleeved on the front side of the outer ring surface of the crushing shaft, a driving belt is sleeved on the surface of the belt pulley, a crushing roller is fixedly sleeved on the surface of the crushing shaft, a crushing motor is fixedly connected on the rear side of the crushing shaft on the right side, and the front side of the crushing motor is fixedly connected with the back surface of the conveying pipe.
Preferably, the rolling device comprises rolling shafts, the number of the rolling shafts is two, the two rolling shafts are distributed left and right, the rolling shafts are located in an inner cavity of the blanking frame, the front side and the rear side of each rolling shaft penetrate through the blanking frame, a rolling roller is fixedly sleeved at the center of the outer ring surface of each rolling shaft, a driving gear is fixedly sleeved at the front side of the outer ring surface of each rolling shaft, a driven gear meshed with the driving gear is fixedly sleeved at the front side of the outer ring surface of each rolling shaft, a rolling motor is fixedly connected at the rear side of each rolling shaft, and the front side of each rolling motor is fixedly connected with the blanking frame.
Preferably, the milling device comprises milling rollers, the quantity of milling rollers is three, and three milling rollers is annular array at the outer lane of milling tray top surface and distributes, the outside fixedly connected with of milling rollers supports the cover, the inner chamber of supporting the cover is through bearing swing joint has the milling axle, the outside of milling axle runs through the milling jar and is equipped with the adapter sleeve through bearing swing joint, the top fixedly connected with buffer cylinder of adapter sleeve, buffer cylinder's top fixedly connected with arc, the inboard and the milling jar fixed connection of arc, buffer cylinder's surface cover is equipped with reset spring, reset spring's bottom and adapter sleeve fixed connection, reset spring's top and buffer cylinder fixed connection, the inboard on milling axle surface is equipped with sealing baffle through fixed cover, milling jar outer lane surface runs through and has seted up the lift breach that uses with milling axle cooperation.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the matched use of the grinding tank, the grinding device, the rolling device, the conveying pipe, the crushing device, the blanking frame, the sealing flange, the conical shield, the powder selecting device, the collecting pipe, the material blocking ring and the grinding disc, the cement grinding device has the advantages of being airtight in grinding environment and carrying out rolling and crushing treatment on cement raw materials before grinding, cement dust cannot be scattered into the external environment directly in the grinding process, pollution is not caused to the surrounding environment, rolling and crushing treatment on the cement raw materials in advance is not carried out, massive cement raw materials cannot exist, the consumed time is shorter in grinding, and the production efficiency of cement is improved.
Drawings
FIG. 1 is an isometric view of the structure of the present invention;
FIG. 2 is a bottom view of the structure of the present invention;
FIG. 3 is an isometric view of the structure of the powder selecting device of the present invention;
FIG. 4 is an isometric view of a partial structure of the powder selecting device of the present invention;
FIG. 5 is an isometric view of the structure of the conical hopper of the present invention;
FIG. 6 is a bottom view of the conical hopper structure of the present invention;
FIG. 7 is an isometric view of a connecting shaft structure of the present invention;
FIG. 8 is an isometric view of the structure of the milling tank of the present invention;
FIG. 9 is an isometric view of the structure of the milling device of the present invention;
FIG. 10 is an isometric view of the structure of the rolling device of the present invention;
fig. 11 is an isometric view of the structure of the crushing device of the present invention.
In the figure: 1. positioning a base; 2. a driving motor; 3. a drive shaft; 4. a work table; 5. a milling tank; 6. a pulverizing device; 61. an arc-shaped plate; 62. a buffer cylinder; 63. a return spring; 64. connecting sleeves; 65. a grinding shaft; 66. a grinding roller; 67. a support sleeve; 68. a sealing baffle; 7. a rolling device; 71. a roll-in motor; 72. a roller; 73. a drive gear; 74. rolling the shaft; 75. a driven gear; 8. a delivery tube; 9. a crushing device; 91. a belt pulley; 92. a crushing shaft; 93. a drive belt; 94. a crushing roller; 95. a crushing motor; 10. a blanking frame; 11. sealing the flange plate; 12. a conical shield; 13. a powder selecting device; 131. a powder selecting motor; 132. a carrying plate; 133. a load-bearing column; 134. sealing ring plates; 135. a connecting rod; 136. selecting powder blades; 137. a conical blanking hopper; 138. a positioning block; 139. grinding shaft; 1310. a grinding roller; 1311. discharging pipes; 1312. a connecting shaft; 1313. a lower connecting ring; 1314. a connecting disc; 1315. selecting a powder shaft; 1316. a bearing seat; 1317. a driving gear ring; 1318. a driven gear ring; 1319. a blanking ring; 1320. a blanking hole; 1321. a rotating groove; 1322. a connecting block; 1323. an upper connecting ring; 14. a collecting pipe; 15. a door frame; 16. sealing the door; 17. a support plate; 18. a rotation shaft; 19. a driven bevel gear; 20. a protective cover; 21. a drive bevel gear; 22. a material blocking ring; 23. an inlet and an outlet; 24. a lifting notch; 25. a grinding disc.
Detailed Description
Referring to fig. 1-11, a rotary multi-stage grinding device for cement production comprises a workbench 4 and a driving motor 2, wherein a grinding tank 5 is penetrated and arranged at the center of the top of the workbench 4, the bottom of an inner cavity of the grinding tank 5 is movably connected with a grinding disc 25 through a bearing, the bottom of the grinding disc 25 is fixedly connected with a rotating shaft 18, the bottom of the rotating shaft 18 penetrates to the bottom of the grinding tank 5 and is fixedly sleeved with a driven bevel gear 19, the output end of the driving motor 2 is fixedly connected with a driving shaft 3 through a coupling, the rear side of the driving shaft 3 is fixedly sleeved with a driving bevel gear 21 meshed with the driven bevel gear 19, a conical shield 12 is arranged at the top of the grinding tank 5, a collecting pipe 14 is fixedly communicated with the left side of the conical shield 12, a powder selecting device 13 is arranged at the top of the conical shield 12, an outer ring of the top surface of the grinding disc 25 is fixedly connected with a material blocking ring 22, an outer ring of the top surface of the grinding disc 25 is provided with a grinding device 6, the right side of the grinding tank 5 is fixedly communicated with a conveying pipe 8, the top of the conveying pipe 8 is provided with a blanking frame 10 powder selecting device 13 which comprises a bearing plate 132 and a conical blanking hopper 137, the bottom of the bearing plate 132 is fixedly connected with a bearing post 133, the bottom of the bearing post 133 is fixedly connected with the top of the conical shield 12, the center of the top of the bearing plate 132 is fixedly connected with a powder selecting motor 131, the output end of the powder selecting motor 131 penetrates through the bearing plate 132 and is fixedly connected with a powder selecting shaft 1315, the bottom of the powder selecting shaft 1315 is fixedly connected with a connecting disc 1314, the surface of the outer ring of the connecting disc 1314 is fixedly connected with a connecting rod 135, the outer side of the connecting rod 135 is fixedly connected with an upper connecting ring 1323, the surface of the outer ring of the upper connecting ring 1323 is movably connected with a sealing ring plate 134 through a bearing, the surface of the outer ring of the sealing ring 134 is fixedly connected with the bottom of the outer ring surface of the conical shield 12, the bottom of the upper connecting ring 1323 is fixedly connected with the powder selecting blade 136, the bottom of the powder selecting blade 136 is fixedly connected with the lower connecting ring 1313, the surface of the outer ring of the conical lower hopper 137 is fixedly connected with the positioning block 138, the outer side of the positioning block 138 is fixedly connected with the top of the inner cavity of the grinding tank 5, the center of the bottom of the inner cavity of the conical lower hopper 137 is provided with a blanking hole 1320 in a penetrating way, the center of the bottom of the connecting disc 1314 is fixedly connected with a connecting shaft 1312, the bottom of the connecting shaft 1312 penetrates the blanking hole 1320 and extends to the bottom of the conical shield 12, the bearing plate 132 can be supported through the bearing post 133, the positioning and the installation of the bearing plate 132 are facilitated, the outer ring of the bottom surface of the conical lower hopper 137 is provided with a rotary groove 1321, the inner cavity of the rotary groove 1321 is movably connected with the blanking ring 1319 through a bearing, the bottom of the blanking ring 1319 is fixedly connected with a blanking pipe 1311, the bottom of the outer ring surface of the connecting shaft 1312 is positioned in the inner cavity of the blanking pipe 1311, the left side and the right side of the bottom of the outer ring surface of the connecting shaft 1312 are fixedly connected with connecting blocks 1322, the outer sides of the connecting blocks 1322 are fixedly connected with the inner wall of the blanking pipe 1311, the center of the outer ring surface of the blanking pipe 1311 is fixedly sleeved with a driving gear ring 1317, the outer ring of the bottom surface of the conical blanking hopper 137 is fixedly connected with a bearing seat 1316, the inner cavity of the bearing seat 1316 is movably connected with a grinding shaft 139 through a bearing, the top of the outer ring surface of the grinding shaft 139 is fixedly sleeved with a driven gear ring 1318 meshed with the driving gear ring 1317, the bottom of the outer ring surface of the grinding shaft 139 is fixedly sleeved with a grinding roller 1310, and the top of the blanking ring 1319 can be stored through a rotary groove 1321, so that the rotation of the blanking pipe 1311 is facilitated;
the bottom of the driving motor 2 is fixedly connected with the positioning base 1, four corners of the bottom of the workbench 4 are fixedly connected with supporting legs, one side corresponding to each supporting leg is fixedly connected with a connecting column, the front side of the bottom surface of the workbench 4 is fixedly connected with the supporting plate 17, the supporting plate 17 is movably sleeved on the surface of the driving shaft 3 through a bearing, the positioning base 1 is convenient to position the workbench by using positioning bolts, the stability of the driving motor 2 is improved, the workbench 4 can be supported by the supporting legs, the rotation of the driven bevel gear 19 is convenient, the supporting legs can be connected by the supporting plate 17, and the stability of the workbench 4 is improved;
an inlet and outlet 23 is formed in the bottom of the front surface of the grinding tank 5, a door frame 15 is fixedly connected to the front surface of the grinding tank 5 and positioned at the outer side of the inlet and outlet 23, a sealing door 16 is movably connected to the right side of the front surface of the door frame 15 through a hinge, a protective cover 20 is fixedly connected to the outer ring of the bottom surface of the grinding tank 5, the inner ring of the workbench 4 is in interference fit with the bottom of the outer ring surface of the grinding tank 5, and the grinding tank 5 can be opened through the cooperation of the inlet and outlet 23, the door frame 15 and the sealing door 16, so that workers can enter when the machine is stopped conveniently;
the bottom of the powder selecting device 13 extends to the inner cavity of the powder grinding tank 5, the outer side of the powder grinding device 6 penetrates to the outer side of the powder grinding tank 5, the inner cavity of the conveying pipe 8 is provided with the crushing device 9, the inner cavity of the blanking frame 10 is provided with the rolling device 7, the center of the top surface of the powder grinding disc 25 is fixedly connected with a conical blanking cone, and materials falling to the center of the powder grinding disc 25 can be discharged through the conical blanking cone, so that the materials are prevented from being concentrated at the center of the powder grinding disc 25;
the top of the outer ring surface of the grinding tank 5 and the bottom of the outer ring surface of the conical shield 12 are fixedly sleeved with a sealing flange plate 11, the top thread of the sealing flange plate 11 is penetrated and provided with a connecting bolt, the left side of the collecting pipe 14 is fixedly communicated with the flange plate, the right side of the grinding tank 5 is provided with a feed inlet matched with the conveying pipe 8, the grinding tank 5 and the conical shield 12 are conveniently connected through the sealing flange plate 11 and the connecting bolt, the separation of the grinding tank and the conical shield 12 is also facilitated, and the left side of the collecting pipe 14 is communicated with a dust collector;
the crushing device 9 comprises crushing shafts 92, the crushing shafts 92 are positioned in an inner cavity of the conveying pipe 8, the front sides and the rear sides of the crushing shafts 92 penetrate through the conveying pipe 8, the crushing shafts 92 are distributed in a linear array on the surface of the conveying pipe 8, belt pulleys 91 are fixedly sleeved on the front sides of the outer ring surfaces of the crushing shafts 92, transmission belts 93 are sleeved on the surfaces of the belt pulleys 91, crushing rollers 94 are fixedly sleeved on the surfaces of the crushing shafts 92, a crushing motor 95 is fixedly connected to the rear side of the crushing shaft 92 on the right side, and the front sides of the crushing motors 95 are fixedly connected with the back surface of the conveying pipe 8;
the rolling device 7 comprises two rolling shafts 74, the number of the two rolling shafts 74 is two, the two rolling shafts 74 are distributed left and right, the rolling shafts 74 are positioned in the inner cavity of the blanking frame 10, the front side and the rear side of the rolling shafts 74 penetrate through the blanking frame 10, the center of the outer ring surface of the rolling shafts 74 is fixedly sleeved with a rolling roller 72, the front side of the surface of the left rolling shaft 74 is fixedly sleeved with a driving gear 73, the front side of the surface of the right rolling shaft 74 is fixedly sleeved with a driven gear 75 meshed with the driving gear 73, the rear side of the left rolling shaft 74 is fixedly connected with a rolling motor 71, and the front side of the rolling motor 71 is fixedly connected with the blanking frame 10;
the milling device 6 includes milling roller 66, the quantity of milling roller 66 is three, and the outer lane of three milling roller 66 at milling tray 25 top surface is annular array distribution, the outside fixedly connected with support sleeve 67 of milling roller 66, the inner chamber of support sleeve 67 is through bearing swing joint has grinding axle 65, grinding jar 5 is run through in the outside of grinding axle 65 and be equipped with adapter sleeve 64 through the bearing swing joint, the top fixedly connected with buffer cylinder 62 of adapter sleeve 64, the top fixedly connected with arc 61 of buffer cylinder 62, the inboard and the milling jar 5 fixed connection of arc 61, buffer cylinder 62's surface cover is equipped with reset spring 63, reset spring 63's bottom and adapter sleeve 64 fixed connection, reset spring 63's top and buffer cylinder 62 fixed connection, grinding axle 65 surface's inboard is equipped with sealing baffle 68 through the fixed cover, grinding jar 5 outer lane surface run through set up with grinding axle 65 cooperation use's lift breach 24, can seal the lift breach 24 through sealing baffle 68, avoid the overflow of material, sealing baffle 68's length is greater than the vertical length of lift breach 24.
The application method of the rotary multistage grinding device for cement production comprises the following steps:
a: the operation of the driving motor 2, the rolling motor 71, the crushing motor 95 and the powder selecting motor 131 is controlled by using a control end arranged outside, the driving motor 2 operates to drive the driving shaft 3 to rotate, the rotating shaft 18 is driven to rotate under the cooperation of the driving bevel gear 21 and the driven bevel gear 19, the grinding disc 25 is driven to rotate, and the grinding disc 25 drives the grinding roller 66 to rotate under the action of friction force;
b: the rolling motor 71 operates to drive the left rolling shaft 74 and the left rolling roller 72 to rotate, the right rolling shaft 74 and the right rolling roller 72 are driven to rotate under the cooperation of the driving gear 73 and the driven gear 75, the crushing motor 95 operates to drive the rightmost crushing shaft 92 to rotate, the rest crushing shafts 92 are driven to rotate under the cooperation of the belt pulley 91 and the transmission belt 93, the crushing roller 94 rotates, cement raw materials are conveyed into the blanking frame 10 through an external belt conveyor, the fallen cement raw materials are rolled by the two rolling rollers 72, the rolled cement raw materials fall into the conveying pipe 8, are crushed by the crushing roller 94 in the falling process in the conveying pipe 8, finally fall to the top of the grinding disc 25 and are ground by the grinding roller 66;
c: the powder selecting motor 131 operates to drive the powder selecting shaft 1315 to rotate, the connecting shaft 1312 and the upper connecting ring 1323 are driven to rotate under the cooperation of the connecting disc 1314, the discharging pipe 1311 is driven to rotate through the connecting block 1322, the grinding roller 1310 is driven to rotate under the cooperation of the driving gear ring 1317 and the driven gear ring 1318, and the upper connecting ring 1323 drives the powder selecting blades 136 to rotate;
d: the powder selecting blade 136 rotates to be matched with an external dust collector, so that cement with smaller particles is rolled up upwards, qualified cement enters the inner cavity of the conical shield 12 through the clearance of the powder selecting blade 136, finally enters the dust collector through the material collecting pipe 14, unqualified cement particles fall down, fall down through the blanking hole 1320 and the blanking pipe 1311, are ground again when passing through the grinding roller 1310, and finally fall onto the grinding disc 25;
e: the height of the mill roll 66, in cooperation with the buffer cylinder 62 and the return spring 63, may vary with the thickness of the material at the top of the mill tray 25.
To sum up: this cement manufacture uses multistage milling equipment of rotation type, through milling jar 5, milling equipment 6, roll-in device 7, conveyer pipe 8, breaker 9, unloading frame 10, sealing flange 11, toper guard shield 12, select powder device 13, collection pipe 14, keep off the cooperation of material ring 22 and grinding dish 25 and use, solved grinding chamber and be exposed, in grinding the in-process, a large amount of cement dust can directly fly off to external environment, can not carry out roll-in and the crushing processing in advance to the cement raw materials before the grinding simultaneously, massive great cement raw materials can consume a large amount of time's problem when grinding.
Claims (8)
1. The utility model provides a cement manufacture is with multistage milling equipment of rotation type, includes workstation (4) and driving motor (2), its characterized in that: the utility model discloses a grinding machine, including work bench (4) and powder selecting device, including grinding table (4), grinding table (5) is run through in center department at top, there is grinding dish (25) in the bottom of grinding table (5) inner chamber through bearing swing joint, the bottom fixedly connected with rotation axis (18) of grinding dish (25), the bottom of rotation axis (18) runs through to the bottom of grinding table (5) and fixed cover is equipped with driven bevel gear (19), the output of driving motor (2) is through shaft coupling fixedly connected with drive shaft (3), the fixed cover in rear side of drive shaft (3) is equipped with initiative bevel gear (21) with driven bevel gear (19) engaged with, conical shield (12) are installed at the top of grinding table (5), the fixed intercommunication in left side of conical shield (12) has collecting pipe (14), select powder selecting device (13) are installed at the top of conical shield (12), outer lane fixedly connected with material retaining ring (22) of grinding dish (25) top surface, the outer lane of grinding dish (25) is provided with grinding device (6), the right side fixedly connected with conveyer pipe (8) of grinding table (5), install conical shield (13) and select hopper (137), the bottom of the bearing plate (132) is fixedly connected with a bearing column (133), the bottom of the bearing column (133) is fixedly connected with the top of the conical shield (12), the center of the top of the bearing plate (132) is fixedly connected with a powder selecting motor (131), the output end of the powder selecting motor (131) penetrates through the bearing plate (132) and is fixedly connected with a powder selecting shaft (1315), the bottom of the powder selecting shaft (1315) is fixedly connected with a connecting disc (1314), the surface of the outer ring of the connecting disc (1314) is fixedly connected with a connecting rod (135), the outer side of the connecting rod (135) is fixedly connected with an upper connecting ring (1323), the surface of the outer ring of the upper connecting ring (1323) is movably connected with a sealing ring plate (134) through a bearing, the surface of the outer ring of the sealing ring plate (134) is fixedly connected with the bottom of the outer ring surface of the conical shield (12), the bottom of the upper connecting ring (1323) is fixedly connected with a powder selecting blade (136), the bottom of the powder selecting blade (136) is fixedly connected with a lower connecting ring (1313), the surface of the outer ring of the conical lower hopper (137) is fixedly connected with a positioning block (138), the outer side of the positioning block (138) is fixedly connected with the top of the inner cavity of the grinding tank (5), a blanking hole (1320) is formed in the center of the bottom of the inner cavity of the conical lower hopper (137) in a penetrating manner, the center department fixedly connected with connecting axle (1312) of connection pad (1314) bottom, blanking hole (1320) are run through to the bottom of connecting axle (1312) and extend to the bottom of toper guard shield (12), rotatory recess (1321) has been seted up to the outer lane of hopper (137) bottom surface under the toper, the inner chamber of rotatory recess (1321) has unloading ring (1319) through bearing swing joint, the bottom fixedly connected with unloading pipe (1311) of unloading ring (1319), the bottom of connecting axle (1312) outer lane surface is located the inner chamber of unloading pipe (1311), the left side and the right side of connecting axle (1312) outer lane surface bottom are all fixedly connected with connecting block (1322), the outside of connecting block (1322) and the inner wall fixed connection of unloading pipe (1311), the center department fixed sleeve of unloading pipe (1311) outer lane surface is equipped with initiative ring gear (1317), the inner chamber of bearing frame (1316) has unloading pipe (1311) through bearing swing joint, the grinding axle (139) outer lane (139) of grinding axle (139), grinding axle (139) and grinding roller (139) are equipped with the fixed sleeve (139) of grinding axle (139).
2. The rotary multi-stage grinding device for cement production according to claim 1, wherein: the bottom fixedly connected with positioning base (1) of driving motor (2), the equal fixedly connected with supporting leg in four corners of workstation (4) bottom, one side fixedly connected with spliced pole that the supporting leg corresponds, the front side fixedly connected with backup pad (17) of workstation (4) bottom surface, backup pad (17) are established at the surface of drive shaft (3) through the bearing movable sleeve.
3. The rotary multi-stage grinding device for cement production according to claim 1, wherein: inlet and outlet (23) have been seted up to the bottom of crocus jar (5) front surface, the outside fixedly connected with door frame (15) of just being located inlet and outlet (23) of the front surface of crocus jar (5), hinge swing joint has sealing door (16) on the right side of door frame (15) front surface, the outer lane fixedly connected with protection casing (20) of crocus jar (5) bottom surface, the inner circle of workstation (4) is interference fit with the bottom of crocus jar (5) outer lane surface.
4. The rotary multi-stage grinding device for cement production according to claim 1, wherein: the bottom of selecting powder device (13) extends to the inner chamber of crocus jar (5), the outside of crocus device (6) runs through to the outside of crocus jar (5), breaker (9) are installed to the inner chamber of conveyer pipe (8), roll-in device (7) are installed to the inner chamber of unloading frame (10), the center department fixedly connected with toper unloading awl of crocus dish (25) top surface.
5. The rotary multi-stage grinding device for cement production according to claim 1, wherein: the top of milling jar (5) outer lane surface and the bottom of toper guard shield (12) outer lane surface all fixed cover are equipped with sealed ring flange (11), the top screw thread of sealed ring flange (11) runs through and is provided with connecting bolt, the left side fixed intercommunication of collecting pipe (14) has the ring flange, the feed inlet that uses with conveyer pipe (8) cooperation has been seted up on the right side of milling jar (5).
6. The rotary multi-stage grinding apparatus for cement production according to claim 4, wherein: crushing device (9) are including broken axle (92), broken axle (92) are located the inner chamber of conveyer pipe (8), the front side and the rear side of broken axle (92) all run through conveyer pipe (8), the quantity of broken axle (92) is a plurality of, and the surface of a plurality of broken axle (92) at conveyer pipe (8) is linear array and distributes, the fixed cover in front of broken axle (92) outer lane surface is equipped with belt pulley (91), the surface cover of belt pulley (91) is equipped with driving belt (93), the fixed cover in surface of broken axle (92) is equipped with crushing roller (94), the rear side fixedly connected with crushing motor (95) of broken axle (92) on right side, the front side of crushing motor (95) and the back surface fixed connection of conveyer pipe (8).
7. The rotary multi-stage grinding apparatus for cement production according to claim 4, wherein: the utility model provides a roll-in device (7) is including roll-in axle (74), the quantity of roll-in axle (74) is two, and two roll-in axles (74) are left and right sides and distribute, roll-in axle (74) are located the inner chamber of unloading frame (10), the front side and the rear side of roll-in axle (74) all run through unloading frame (10), the fixed cover in center department on roll-in axle (74) outer lane surface is equipped with roll-in roller (72), the fixed cover in front side on left roll-in axle (74) surface is equipped with driving gear (73), the fixed cover in front side on roll-in axle (74) surface on right side is equipped with driven gear (75) with driving gear (73) engaged with, the rear side fixedly connected with roll-in motor (71) of roll-in motor (71) front side and unloading frame (10).
8. The rotary multi-stage grinding device for cement production according to claim 1, wherein: the utility model provides a grinding mill, milling device (6) is including milling roller (66), the quantity of milling roller (66) is three, and three milling roller (66) are annular array distribution at the outer lane of milling dish (25) top surface, the outside fixedly connected with support sleeve (67) of milling roller (66), the inner chamber of support sleeve (67) is through bearing swing joint has milling shaft (65), milling shaft (65)'s outside runs through milling jar (5) and is equipped with adapter sleeve (64) through the bearing swing joint, the top fixedly connected with buffer cylinder (62) of adapter sleeve (64), the top fixedly connected with arc (61) of buffer cylinder (62), the inboard and milling jar (5) fixed connection of arc (61), the surface cover of buffer cylinder (62) is equipped with reset spring (63), the bottom and the adapter sleeve (64) fixed connection of reset spring (63), the top and buffer cylinder (62) fixed connection of milling shaft (65) surface inboard is equipped with sealing baffle (68) through the fixed cover, milling shaft (65) surface is equipped with and is used in the cooperation of wearing to make milling jar (24).
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