CN117282498B - Superfine grinder of barite powder fineness control - Google Patents
Superfine grinder of barite powder fineness control Download PDFInfo
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- CN117282498B CN117282498B CN202311566477.1A CN202311566477A CN117282498B CN 117282498 B CN117282498 B CN 117282498B CN 202311566477 A CN202311566477 A CN 202311566477A CN 117282498 B CN117282498 B CN 117282498B
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- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 title claims abstract description 77
- 238000009423 ventilation Methods 0.000 claims abstract description 142
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000003825 pressing Methods 0.000 claims description 41
- 230000007306 turnover Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000007873 sieving Methods 0.000 abstract description 4
- 229910052601 baryte Inorganic materials 0.000 description 13
- 239000010428 baryte Substances 0.000 description 13
- 238000012216 screening Methods 0.000 description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003068 static effect Effects 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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
- B02C4/12—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member in the form of a plate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- 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
- B02C4/286—Feeding devices
-
- 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
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
- B02C4/34—Adjusting, applying pressure to, or controlling the distance between, milling members in mills wherein a roller co-operates with a stationary 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
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
Abstract
The invention relates to the field of preparation of barite powder, in particular to a superfine grinding device for controlling the fineness of barite powder, which comprises a shell and a fineness control device; the feeding device is arranged at the upper part of the shell; the ventilation plate is rotatably arranged in the shell along the axis of the shell; the supporting plate is arranged below the ventilation plate; the ventilation port is arranged on the support plate in a penetrating way along the axis of the shell; the first driving device is arranged below the supporting plate, and the driving end of the first driving device is fixedly connected with the ventilation plate; the ventilation device is arranged below the ventilation opening; the collecting device is arranged above the ventilation port; the fine grinding device can be arranged in the shell in a lifting manner along the axis of the shell, the bottom of the fine grinding device is contacted with the upper part of the ventilation plate, and a first gap is reserved between the fine grinding device and the ventilation plate. The invention can prevent the ventilation plate from being blocked when sieving the barite powder, and can adjust the sieving fineness of the barite powder according to the requirement.
Description
Technical Field
The invention relates to the field of preparation of barite powder, in particular to a superfine grinding device for controlling fineness of barite powder.
Background
The screening mechanism that adopts among the prior art can carry out the two-stage screening to the barite granule after the breakage to make the whole screening out of barite granule that reaches certain size after the breakage, however, this mode can't totally screen out barite powder, still can leave the barite granule that does not reach the requirement and leave on the screening mechanism, leads to the condition that barite grinding effect is not good.
Chinese patent application CN115957852a discloses a barite grinding preparation process, realizes the grinding preparation through grinding equipment, grinding equipment includes the breaker, and the bottom of breaker is equipped with back taper section of thick bamboo, is equipped with circulation grinding mechanism in the back taper section of thick bamboo, and circulation grinding mechanism is equipped with crushing unit and grinding unit and circulation unit, is equipped with a middle pipeline in the back taper section of thick bamboo coaxial, and the bottom downwardly extending of back taper section of thick bamboo has a blanking section of thick bamboo, and the upper half of blanking section of thick bamboo is equipped with the fixed knife rest that supplies middle pipeline to fix.
The above scheme can improve the production qualification rate, but still can lead to the adhesion of the barite powder on the equipment, because the above method adopts the traditional screening method, the grains of the barite powder after superfine grinding are very small, and static electricity is generated in the grinding process, so that the barite powder can be adsorbed on the inner wall of the equipment, and fine screening Kong Dusi in the screening device can be carried out, so that the screening can not be carried out, and the circulating device in the scheme needs an additional driving source to drive part of the barite powder after reaching the standard to the high place again, thereby increasing the energy consumption.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a superfine grinding device for controlling the fineness of barite powder, which comprises a shell and a fineness control device; the fineness control device comprises a feeding device, a fine grinding device, a ventilation plate, a support plate, a ventilation port, a first driving device, a collecting device and a ventilation device; the shell is of a cylindrical structure, and the feeding device is arranged at the upper part of the shell; the ventilation plate is of a circular structure, is rotatably arranged in the shell along the axis of the shell, and is uniformly provided with through holes, and the axis of the through holes is parallel to the axis of the shell; the supporting plate is of a circular structure, is arranged below the ventilation plate and is fixedly connected with the inner wall of the shell; the ventilation port is arranged on the support plate in a penetrating way along the axis of the shell; the first driving device is arranged below the supporting plate, the driving end of the first driving device is fixedly connected with the ventilation plate, and the first driving device drives the ventilation plate to rotate; the ventilation device is arranged below the ventilation opening and blows air from below the ventilation plate to above the ventilation plate; the collecting device is arranged above the ventilation opening and is used for collecting the barite powder blown up by the ventilation device; the fine grinding device is arranged in the shell in a lifting manner along the axis of the shell, the bottom of the fine grinding device is contacted with the upper part of the ventilation plate, and a first gap is reserved between the fine grinding device and the ventilation plate and used for placing barite powder to be ground.
Preferably, the first driving means comprises a first rotary driver, a first gear, a first toothed ring and a connecting shaft; the first rotary driver is arranged inside the shell; the first gear is fixedly arranged at the output end of the first rotary driver; the first toothed ring is arranged on one side of the first gear along the axis of the shell, and the first toothed ring is meshed with the first gear; the connecting shaft is fixedly arranged on the first toothed ring along the axis of the first toothed ring, and the upper part of the connecting shaft is fixedly connected with the ventilation plate.
Preferably, the lapping device comprises a second driving device, an extension rod, a spring, a pressing plate, a working plate and a rolling wheel; the working plate is of a circular structure, the working plate is arranged in the shell in a sliding manner along the axis direction of the shell, a plurality of rotating grooves are formed in the bottom of the working plate, the axes of the rotating grooves are parallel to the radial direction of the working plate, and the rotating grooves are uniformly arranged around the axis of the working plate; the pressing plate is of a circular structure, is arranged above the working plate along the axis of the shell, and a second gap is reserved between the pressing plate and the working plate; the rolling wheel is rotatably arranged in the rotating groove along the axis of the rotating groove; the plurality of extension rods are fixedly arranged at the upper part of the working plate along the axial direction of the working plate, penetrate through the pressing plate and are in sliding fit with the pressing plate; the spring is arranged in the second gap along the axis of the extension rod, and two ends of the spring are fixedly connected with the working plate and the pressing plate respectively; the second driving device is arranged at the upper part of the pressing plate and drives the pressing plate to lift along the axis of the shell.
Preferably, the ventilation device comprises an air pump, an air guide shell, a turning assembly and an air guide plate; the air pump is arranged below the supporting plate; the air guide shell is arranged at the lower part of the ventilation opening, the air pump is arranged on the side wall of the air guide shell, and the air pump is communicated with the air guide shell; the working plate is provided with an opening, the opening corresponds to the ventilation opening in the supporting plate in the vertical direction, the air deflector is fixedly arranged on the opening around the periphery of the opening, the air deflector is positioned below the working plate, and the collecting device is arranged above the opening; the turning assembly is arranged on the air deflector, and the lower part of the turning assembly is connected with the upper part of the air permeable plate.
Preferably, the collecting device comprises a first bellows and a collecting tube;
the first corrugated pipe is vertically arranged at the upper part of the opening of the working plate; the collecting pipe sets up in the upper portion of first bellows, and the collecting pipe runs through in the lateral wall of shell.
Preferably, the flipping assembly comprises a bracket and a flipping member; the bracket is fixedly arranged on the air deflector; the turnover piece is vertically and fixedly arranged at the lower part of the bracket, and the bottom of the turnover piece is contacted with the upper part of the ventilation plate.
Preferably, the second driving device comprises a second rotary driver, a second gear, a second toothed ring, a thread bush, a threaded rod and a guiding assembly; the second rotary driver is fixedly arranged at the top of the shell; the second gear is fixedly arranged at the output end of the second rotary driver and is positioned in the shell; the second toothed ring is arranged in the shell along the axis of the shell, is positioned at one side of the second gear, and is meshed with the second gear; the thread sleeve is fixedly arranged on the second toothed ring along the axis of the second toothed ring; the threaded rod is fixedly arranged at the upper part of the pressing plate along the axis of the shell and is in threaded fit with the threaded sleeve; the guide component is arranged on the threaded rod and is used for limiting the threaded rod to rotate along the axis of the threaded rod.
Preferably, the guide assembly comprises a guide rod and a guide groove; the guide rod is fixedly arranged at the top of the shell along the axis direction of the shell, and the section of the guide rod is of a non-circular structure; the guide slot is arranged on the threaded rod along the axis of the shell, and the guide rod is in sliding fit with the guide slot.
Preferably, the feeding device comprises a feeding frame, a feeding pipe, a third rotary driver, a blanking plate, a bottom plate and a pressure sensor; the upper part of the shell is provided with a feed port along the axis direction of the shell, and the feed pipe is vertically arranged at the upper part of the feed port; the feeding frame is fixedly arranged at the upper part of the feeding pipe; the third rotary driver is fixedly arranged at the upper part of the feeding frame, and the output end of the third rotary driver is vertically downward; the bottom plate is of a circular structure, is fixedly arranged in the feeding pipe along the axis of the feeding pipe, and is provided with a first blanking opening; the blanking plate is of a circular structure, the blanking plate is arranged below the bottom plate in a linear rotation mode along the feeding pipe, a rotating shaft is fixedly arranged at the upper part of the blanking plate, the upper part of the rotating shaft is fixedly connected with the output end of a third rotary driver, the third rotary driver drives the blanking plate to rotate through the rotating shaft, a second blanking opening is formed in the blanking plate, and the first blanking opening can be overlapped with the second blanking opening; the pressure sensor is arranged at the upper part of the ventilation plate, a controller is arranged on the shell, and the pressure sensor controls the third rotary driver to operate through the controller.
Preferably, the feeding device further comprises a second corrugated pipe and a third corrugated pipe; the second corrugated pipe is arranged in the second gap, and two ends of the second corrugated pipe are respectively connected with the working plate and the pressing plate; the third corrugated pipe is arranged in the shell, two ends of the third corrugated pipe are respectively connected with the pressing plate and the top of the shell, the third corrugated pipe is communicated with the second corrugated pipe, and the third corrugated pipe is communicated with the feeding pipe.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the arrangement of the feeding device, the lapping device, the ventilation plate, the supporting plate, the ventilation port, the first driving device, the collecting device and the ventilation device, the feeding device inputs barite into the shell, the barite enters the shell and finally reaches the first gap between the ventilation plate and the lapping device, meanwhile, the first driving device is started, the ventilation plate is driven by the first driving device to rotate, barite on the ventilation plate is ground into powder by the lapping device, barite powder on the ventilation plate synchronously rotates along with the rotation of the ventilation plate, when the barite powder passes through the upper part of the ventilation port arranged on the supporting plate under the driving of the ventilation plate, the ventilation device is in an operation state at the moment, the ventilation device blows air below the ventilation plate to the upper part of the ventilation plate, the barite powder with different fineness is blown by the ventilation plate, the different weights of the barite powder with different fineness are different, the height blown by the ventilation device is different, the barite powder which meets the specified fineness can be screened by adjusting the wind outlet speed of the ventilation device, and the barite powder which is not met the specified fineness can be screened by the ventilation plate, and the barite powder can be screened by the ventilation device again according to the fineness of the ventilation plate, and the sieving condition can not be adjusted until the sieving condition can not be realized.
Drawings
Fig. 1 is a perspective view schematically showing an ultrafine grinding apparatus for controlling fineness of barite powder.
Fig. 2 is a perspective view of a fine grinding apparatus with a portion of the shell removed for controlling the fineness of the fine stone powder.
Fig. 3 is an enlarged partial view of the fine grinding apparatus of fig. 2 at a of controlling fineness of the fine grinding stone powder.
Fig. 4 is a perspective view of a fine grinding apparatus with a shell removed for controlling fineness of fine barite powder.
Fig. 5 is a perspective view of a fine grinding apparatus of the fine control type of barite powder, with the outer shell and the first rotary driver removed.
Fig. 6 is a perspective view of a fine grinding apparatus of controlling fineness of barite powder, from which a support plate, a ventilation device, a housing and a first driving device are removed.
Fig. 7 is a perspective view of a fine grinding apparatus of controlling fineness of barite powder, from which a ventilation plate, a support plate, a ventilation device, a housing and a first driving device are removed.
Fig. 8 is a partially enlarged view of a fine grinding apparatus of the fine control type of barite powder at B in fig. 7.
Fig. 9 is a perspective view showing a pressing plate of a fine grinding apparatus for controlling fineness of barite powder, which is provided with a threaded rod and a guide rod.
Fig. 10 is a perspective view of a feeder of the fine grinding device for controlling the fineness of the barite powder.
Fig. 11 is a side view of a barite powder fineness controlled superfine grinding unit with the outer shell removed.
The reference numerals are:
1-a housing; 2-fineness control means; 21-a feeding device; 211-a feeding frame; 212-feeding pipe; 213-a third rotary drive; 214-blanking plate; 215-a bottom plate; 216-a second bellows; 217-third bellows; 22-lapping device; 221-a second drive means; 2211-a second rotary drive; 2212—a second gear; 2213-a second ring gear; 2214-threaded sleeve; 2215-threaded rod; 2216—a guide rod; 222-an extension rod; 223-spring; 224—pressing plate; 225-working plate; 226-a grinding wheel; 23-ventilation board; 231-a support plate; 232-ventilation ports; 24-first drive means; 241-a first rotary drive; 242-a first gear; 243-a first toothed ring; 244-connecting shaft; 25-collecting means; 251-first bellows; 252-collecting tube; 26-ventilation means; 261-an air pump; 262-an air guiding shell; 263-flip assembly; 2631-scaffold; 2632-flip; 264-air deflector.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1, 2, 4, 5 and 6: a superfine grinding device for controlling the fineness of barite powder comprises a shell 1 and a fineness control device 2; the fineness control device 2 comprises a feeding device 21, a lapping device 22, an air permeable plate 23, a supporting plate 231, an air permeable opening 232, a first driving device 24, a collecting device 25 and an air ventilation device 26; the shell 1 is of a cylindrical structure, and the feeding device 21 is arranged at the upper part of the shell 1; the ventilation plate 23 is of a circular structure, the ventilation plate 23 is rotatably arranged in the shell 1 along the axis of the shell 1, through holes are uniformly formed in the ventilation plate 23, and the axis of the through holes is parallel to the axis of the shell 1; the supporting plate 231 is of a circular structure, the supporting plate 231 is arranged below the ventilation plate 23, and the supporting plate 231 is fixedly connected with the inner wall of the shell 1; the ventilation opening 232 is formed in the support plate 231 along the axis of the casing 1; the first driving device 24 is arranged below the supporting plate 231, the driving end of the first driving device 24 is fixedly connected with the ventilation plate 23, and the first driving device 24 drives the ventilation plate 23 to rotate; the ventilation device 26 is arranged below the ventilation opening 232, and the ventilation device 26 blows air from below the ventilation plate 23 to above the ventilation plate 23; the collecting device 25 is arranged above the ventilation opening 232, and the collecting device 25 is used for collecting the barite powder blown up by the ventilation device 26; the lapping device 22 is arranged in the shell 1 in a lifting manner along the axis of the shell 1, the bottom of the lapping device 22 is contacted with the upper part of the ventilation plate 23, and a first gap is reserved between the lapping device 22 and the ventilation plate 23 and is used for placing the barite powder to be ground.
The feeding device 21 feeds barite into the shell 1, the barite enters the shell 1 and finally reaches a first gap between the ventilation plate 23 and the lapping device 22, meanwhile, the first driving device 24 is started, the first driving device 24 drives the ventilation plate 23 to rotate, the second driving device 221 drives the lapping device 22 to grind, the barite on the ventilation plate 23 is ground into powder by the lapping device 22, the barite powder on the ventilation plate 23 synchronously rotates along with the rotation of the ventilation plate 23, when the barite powder passes through the upper part of the ventilation hole 232 arranged on the supporting plate 231 under the driving of the ventilation plate 23, the ventilation device 26 is in an operation state, the ventilation device 26 blows air below the ventilation plate 23 to the upper part of the ventilation plate 23, the barite powder with different fineness above the ventilation plate 23 has different weights, the heights blown by the ventilation device 26 have different heights, thus, the ventilation device 26 is adjusted to screen the fine-grained barite powder, namely, the barite powder with heavier weight cannot be driven to the collecting device 25 by flowing air under the action of self gravity, but only the barite powder with lighter weight can be driven to the collecting device 25 by flowing air, the support plate 231 is arranged at the lower part of the ventilation plate 23, the support plate 231 can provide support for the ventilation plate 23, the ventilation plate 23 is prevented from being deformed when the ventilation plate 23 is pressed by the lapping device 22, meanwhile, the ventilation plate 23 is provided with the through holes, the support plate 231 is arranged below the ventilation plate 23 to ensure that the barite powder ground by the lapping device 22 cannot leak from the ventilation plate 23, the barite powder which does not reach the specified fineness can be driven by the ventilation plate 23 to be ground again by the lapping device 22, until the fineness is met, the blocking condition can not occur when the barite powder is screened, and the screening fineness of the barite powder during screening can be adjusted.
Referring to fig. 2, 4 and 5: the first driving device 24 includes a first rotary driver 241, a first gear 242, a first toothed ring 243, and a connecting shaft 244; the first rotary driver 241 is provided inside the housing 1; the first gear 242 is fixedly arranged on the output end of the first rotary driver 241; the first toothed ring 243 is provided on one side of the first gear 242 along the axis of the housing 1, and the first toothed ring 243 and the first gear 242 are engaged with each other; the connecting shaft 244 is fixedly disposed on the first toothed ring 243 along the axis of the first toothed ring 243, and the upper portion of the connecting shaft 244 is fixedly connected with the ventilation plate 23.
The first rotary driver 241 is preferably a servo motor, and when the first rotary driver 241 is started, the first rotary driver 241 drives the first gear to rotate, and the first gear 242 drives the first toothed ring 243 to rotate, so that the first toothed ring 243 can drive the ventilation plate 23 to rotate through the connecting shaft 244, and the barite powder on the ventilation plate 23 can rotate along with the ventilation plate 23.
Referring to fig. 2, 6 and 7: the lapping device 22 includes a second driving device 221, an extension bar 222, a spring 223, a pressing plate 224, a working plate 225, and a grinding wheel 226; the working plate 225 is of a circular structure, the working plate 225 is arranged in the shell 1 in a sliding manner along the axis direction of the shell 1, a plurality of rotating grooves are formed in the bottom of the working plate 225, the axes of the rotating grooves are parallel to the radial direction of the working plate 225, and the rotating grooves are uniformly arranged around the axis of the working plate 225; the pressing plate 224 is of a circular structure, the pressing plate 224 is arranged above the working plate 225 along the axis of the shell 1, and a second gap is reserved between the pressing plate 224 and the working plate 225; the rolling wheel 226 is rotatably arranged in the rotating groove along the axis of the rotating groove; the plurality of extension rods 222 are arranged, the extension rods 222 are fixedly arranged on the upper part of the working plate 225 along the axial direction of the working plate 225, and the extension rods 222 penetrate through the pressing plate 224 and are in sliding fit with the pressing plate 224; the spring 223 is arranged in the second gap along the axis of the extension rod 222, and two ends of the spring 223 are fixedly connected with the working plate 225 and the pressing plate 224 respectively; the second driving device 221 is provided at an upper portion of the pressing plate 224, and the second driving device 221 drives the pressing plate 224 to rise and fall along the axis of the housing 1.
When grinding is required, the second driving device 221 is started, the second driving device 221 drives the working plate 225 to descend along the axis of the shell 1, the working plate 225 presses the pressing plate 224 through the spring 223, the roller 226 on the pressing plate 224 also grinds barite on the ventilation plate 23, when the fineness of the barite powder is required to be adjusted, the second driving device 221 is started, the second driving device 221 enables a second gap between the pressing plate 224 and the working plate 225 to be gradually reduced, the spring 223 arranged in the second gap is further compressed, the continuously increased elastic force of the spring 223 acts on the working plate 225, and finally the roller 226 on the working plate 225 increases the rolling force of the barite powder on the ventilation plate 23, so that the barite powder can be better ground.
Referring to fig. 4, 7 and 8: the ventilation device 26 comprises an air pump 261, an air guiding shell 262, a turning assembly 263 and an air guiding plate 264; the air pump 261 is disposed below the support plate 231; the air guide housing 262 is arranged at the lower part of the ventilation opening 232, the air pump 261 is arranged on the side wall of the air guide housing 262, and the air pump 261 is communicated with the air guide housing 262; the working plate 225 is provided with an opening, the opening corresponds to the ventilation opening 232 on the supporting plate 231 in the vertical direction, the air deflector 264 is fixedly arranged on the opening around the periphery of the opening, the air deflector 264 is positioned below the working plate 225, and the collecting device 25 is arranged above the opening; the turnover assembly 263 is arranged on the air deflector 264, and the lower part of the turnover assembly 263 is connected with the upper part of the ventilation plate 23.
When screening is carried out, the air pump 261 is started, the air pump 261 blows air through the air guide shell 262 to the air permeable plate 23, so that air flows to the upper part of the air permeable plate 23 from the lower part of the air permeable plate 23, the flowing air can drive the barite powder conforming to fineness on the air permeable plate 23 to float and be collected by the collecting device 25, the air guide plate 264 arranged below the opening can prevent air from being mixed and fleed between the working plate 225 and the air permeable plate 23 after passing through the air permeable plate 23, and the air guide plate 264 can guide the flowing air into the collecting device 25.
Referring to fig. 6 and 7: the collection device 25 comprises a first bellows 251 and a collection tube 252;
the first bellows 251 is vertically disposed at an upper portion of the opening of the working plate 225; the collection tube 252 is provided at an upper portion of the first bellows 251, and the collection tube 252 penetrates a side wall of the housing 1.
Under the action of the pressing plate 224, the working plate 225 is necessarily displaced along the axial direction of the housing 1, so that the first corrugated tube 251 can ensure that the barite powder meeting the fineness requirement can smoothly enter the collecting tube 252.
Referring to fig. 7 and 8: the flip assembly 263 includes a stand 2631 and a flip 2632; the bracket 2631 is fixedly arranged on the air deflector 264; the flip 2632 is vertically and fixedly disposed at the lower portion of the bracket 2631, and the bottom of the flip 2632 contacts with the upper portion of the ventilation plate 23.
When the ventilation plate 23 rotates, the barite powder above the ventilation plate 23 also rotates synchronously with the ventilation plate 23, and when the barite powder passes through the turnover piece 2632, the turnover piece 2632 scrapes off the barite powder which is rolled and bonded together, so that the ventilation device can blow up the barite powder which accords with the fineness more easily.
Referring to fig. 2, 7 and 9: the second driving device 221 includes a second rotary driver 2211, a second gear 2212, a second ring gear 2213, a threaded sleeve 2214, a threaded rod 2215, and a guide assembly; the second rotary driver 2211 is fixedly arranged at the top of the housing 1; a second gear 2212 is fixedly arranged on the output end of the second rotary driver 2211, and the second gear 2212 is positioned inside the housing 1; a second gear ring 2213 is disposed inside the housing 1 along the axis of the housing 1, the second gear ring 2213 is located at one side of the second gear 2212, and the second gear ring 2213 and the second gear 2212 are engaged with each other; the thread sleeve 2214 is fixedly arranged on the second gear ring 2213 along the axis of the second gear ring 2213; the threaded rod 2215 is fixedly arranged at the upper part of the pressing plate 224 along the axis of the shell 1, and the threaded rod 2215 is in threaded fit with the threaded sleeve 2214; a guide assembly is provided on the threaded rod 2215 for limiting rotation of the threaded rod 2215 along its axis.
The second rotary driver 2211 is preferably a servo motor, after the second rotary driver 2211 is started, the second rotary driver 2211 drives the second gear ring 2213 to rotate through the second gear 2212, because the second gear ring 2213 is fixedly connected with the threaded sleeve 2214, the threaded sleeve 2214 drives the threaded rod 2215 to rotate, and because the guiding component limits the threaded rod 2215 to rotate, when the threaded sleeve 2214 rotates, the threaded sleeve 2214 can drive the threaded rod 2215 to lift along the axis of the casing 1.
Referring to fig. 9: the guide assembly comprises a guide rod 2216 and a guide groove; the guide rod 2216 is fixedly arranged at the top of the shell 1 along the axial direction of the shell 1, and the section of the guide rod 2216 is of a non-circular structure; a guide groove is formed on the threaded rod 2215 along the axis of the housing 1, and the guide rod 2216 is slidably engaged with the guide groove.
To avoid rotation of the threaded rod 2215 about its own axis, the cross-section of the guide rod 2216 is configured to be non-circular such that the threaded rod 2215 is constrained and the threaded rod 2215 can only be lifted and lowered along the axis of the housing 1 as the threaded sleeve 2214 is rotated.
Referring to fig. 2, 3 and 10: the feeding device 21 comprises a feeding frame 211, a feeding pipe 212, a third rotary driver 213, a blanking plate 214, a bottom plate 215 and a pressure sensor; the upper part of the shell 1 is provided with a feed port along the axial direction of the shell 1, and a feed pipe 212 is vertically arranged at the upper part of the feed port; the feeding frame 211 is fixedly arranged at the upper part of the feeding pipe 212; the third rotary driver 213 is fixedly arranged at the upper part of the feeding frame 211, and the output end of the third rotary driver 213 is vertically downward; the bottom plate 215 is of a circular structure, the bottom plate 215 is fixedly arranged in the feeding pipe 212 along the axis of the feeding pipe 212, and a first feed opening is formed in the bottom plate 215; the blanking plate 214 is of a circular structure, the blanking plate 214 is arranged below the bottom plate 215 along the linear rotation of the feeding pipe 212, a rotation shaft is fixedly arranged at the upper part of the blanking plate 214, the upper part of the rotation shaft is fixedly connected with the output end of the third rotation driver 213, the third rotation driver 213 drives the blanking plate 214 to rotate through the rotation shaft, a second blanking opening is formed in the blanking plate 214, and the first blanking opening can be overlapped with the second blanking opening; the pressure sensor is provided at the upper portion of the ventilation plate 23, and a controller is provided on the housing 1, and the pressure sensor controls the operation of the third rotary driver 213 through the controller.
The third rotary driver 213 is preferably a servo motor, and the pressure sensor arranged on the ventilation plate 23 can detect the weight of the barite powder on the ventilation plate 23, when the pressure sensor detects that the pressure value is lower than a preset value, the pressure sensor controls the third rotary driver 213 to start, the third rotary driver 213 drives the blanking plate 214 to rotate through the rotating shaft, so that the first blanking opening and the second blanking opening gradually intersect and overlap, and then are separated, one-time feeding is completed, the amount of one-time feeding is ensured not to be too large, and the pressure of the fine grinding device 22 is lightened.
Referring to fig. 11: the dosing device 21 further comprises a second bellows 216 and a third bellows 217; the second corrugated tube 216 is arranged in the second gap, and two ends of the second corrugated tube 216 are respectively connected with the working plate 225 and the pressing plate 224; the third corrugated tube 217 is arranged in the shell 1, two ends of the third corrugated tube 217 are respectively connected with the pressing plate 224 and the top of the shell 1, the third corrugated tube 217 is communicated with the second corrugated tube 216, and the third corrugated tube 217 is communicated with the feeding tube 212.
After the feeding pipe 212 feeds, the barite enters the third corrugated pipe 217 through the second corrugated pipe 216 and finally falls on the ventilation plate 23.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (6)
1. The device for controlling the fineness of the barite powder comprises a shell (1) and a fineness control device (2);
the fineness control device (2) is characterized by comprising a feeding device (21), a fine grinding device (22), an air ventilation plate (23), a supporting plate (231), an air ventilation opening (232), a first driving device (24), a collecting device (25) and an air ventilation device (26);
the shell (1) is of a cylindrical structure, and the feeding device (21) is arranged at the upper part of the shell (1);
the ventilation plate (23) is of a circular structure, the ventilation plate (23) is rotatably arranged in the shell (1) along the axis of the shell (1), through holes are uniformly formed in the ventilation plate (23), and the axis of the through holes is parallel to the axis of the shell (1);
the supporting plate (231) is of a circular structure, the supporting plate (231) is arranged below the ventilation plate (23), and the supporting plate (231) is fixedly connected with the inner wall of the shell (1);
the ventilation opening (232) is arranged on the supporting plate (231) in a penetrating way along the axis of the shell (1);
the first driving device (24) is arranged below the supporting plate (231), the driving end of the first driving device (24) is fixedly connected with the ventilation plate (23), and the first driving device (24) drives the ventilation plate (23) to rotate;
the ventilation device (26) is arranged below the ventilation opening (232), and the ventilation device (26) blows air from below the ventilation plate (23) to above the ventilation plate (23);
the collecting device (25) is arranged above the ventilation opening (232), and the collecting device (25) is used for collecting the barite powder blown up by the ventilation device (26);
the fine grinding device (22) is arranged in the shell (1) in a lifting manner along the axis of the shell (1), the bottom of the fine grinding device (22) is contacted with the upper part of the ventilation plate (23), and a first gap is reserved between the fine grinding device (22) and the ventilation plate (23) and is used for placing barite powder to be ground;
the lapping device (22) comprises a second driving device (221), an extension rod (222), a spring (223), a pressing plate (224), a working plate (225) and a rolling wheel (226);
the working plate (225) is of a circular structure, the working plate (225) is arranged in the shell (1) in a sliding manner along the axis direction of the shell (1), a plurality of rotating grooves are formed in the bottom of the working plate (225), the axes of the rotating grooves are parallel to the radial direction of the working plate (225), and the rotating grooves are uniformly arranged around the axis of the working plate (225);
the pressing plate (224) is of a circular structure, the pressing plate (224) is arranged above the working plate (225) along the axis of the shell (1), and a second gap is reserved between the pressing plate (224) and the working plate (225);
the rolling wheel (226) is rotatably arranged in the rotating groove along the axis of the rotating groove;
the plurality of extension rods (222) are arranged, the extension rods (222) are fixedly arranged on the upper part of the working plate (225) along the axial direction of the working plate (225), and the extension rods (222) penetrate through the pressing plate (224) and are in sliding fit with the pressing plate (224);
the spring (223) is arranged in the second gap along the axis of the extension rod (222), and two ends of the spring (223) are fixedly connected with the working plate (225) and the pressing plate (224) respectively;
the second driving device (221) is arranged at the upper part of the pressing plate (224), and the second driving device (221) drives the pressing plate (224) to lift along the axis of the shell (1);
the ventilation device (26) comprises an air pump (261), an air guide shell (262), a turning assembly (263) and an air guide plate (264);
the air pump (261) is arranged below the supporting plate (231);
the air guide shell (262) is arranged at the lower part of the ventilation opening (232), the air pump (261) is arranged on the side wall of the air guide shell (262), and the air pump (261) is communicated with the air guide shell (262);
an opening is formed in the working plate (225), the opening corresponds to an air ventilation opening (232) in the supporting plate (231) in the vertical direction, an air deflector (264) is fixedly arranged on the opening around the periphery of the opening, the air deflector (264) is positioned below the working plate (225), and the collecting device (25) is arranged above the opening;
the turning assembly (263) is arranged on the air deflector (264), and the lower part of the turning assembly (263) is connected with the upper part of the ventilation plate (23);
the collecting device (25) comprises a first bellows (251) and a collecting tube (252);
the first corrugated pipe (251) is vertically arranged at the upper part of the opening of the working plate (225);
the collecting pipe (252) is arranged at the upper part of the first corrugated pipe (251), and the collecting pipe (252) penetrates through the side wall of the shell (1);
the flip assembly (263) comprises a bracket (2631) and a flip (2632);
the bracket (2631) is fixedly arranged on the air deflector (264);
the turnover piece (2632) is vertically and fixedly arranged at the lower part of the bracket (2631), and the bottom of the turnover piece (2632) is contacted with the upper part of the ventilation plate (23).
2. The barite powder fineness control superfine grinding device according to claim 1, characterized in that the first driving means (24) comprises a first rotary driver (241), a first gear (242), a first toothed ring (243) and a connecting shaft (244);
the first rotary driver (241) is arranged inside the shell (1);
the first gear (242) is fixedly arranged on the output end of the first rotary driver (241);
the first toothed ring (243) is arranged on one side of the first gear (242) along the axis of the shell (1), and the first toothed ring (243) and the first gear (242) are meshed with each other;
the connecting shaft (244) is fixedly arranged on the first toothed ring (243) along the axis of the first toothed ring (243), and the upper part of the connecting shaft (244) is fixedly connected with the ventilation plate (23).
3. The device for controlling the fineness of the fine grinding of barite powder according to claim 1, wherein the second driving means (221) comprises a second rotary driver (2211), a second gear (2212), a second ring gear (2213), a threaded sleeve (2214), a threaded rod (2215), and a guide assembly;
the second rotary driver (2211) is fixedly arranged at the top of the shell (1);
the second gear (2212) is fixedly arranged on the output end of the second rotary driver (2211), and the second gear (2212) is positioned in the shell (1);
the second gear ring (2213) is arranged inside the shell (1) along the axis of the shell (1), the second gear ring (2213) is positioned on one side of the second gear (2212), and the second gear ring (2213) and the second gear (2212) are meshed with each other;
the thread sleeve (2214) is fixedly arranged on the second gear ring (2213) along the axis of the second gear ring (2213);
the threaded rod (2215) is fixedly arranged at the upper part of the pressing plate (224) along the axis of the shell (1), and the threaded rod (2215) is in threaded fit with the threaded sleeve (2214);
the guide assembly is arranged on the threaded rod (2215), and the guide assembly is used for limiting the threaded rod (2215) to rotate along the axis of the threaded rod.
4. A barite powder fineness control ultra-fine grinding device according to claim 3, wherein the guide assembly comprises a guide rod (2216) and a guide groove;
the guide rod (2216) is fixedly arranged at the top of the shell (1) along the axial direction of the shell (1), and the section of the guide rod (2216) is of a non-circular structure;
the guide groove is arranged on the threaded rod (2215) along the axis of the shell (1), and the guide rod (2216) is in sliding fit with the guide groove.
5. The device for controlling the fineness of the barite powder according to claim 1, wherein the feeding device (21) comprises a feeding frame (211), a feeding pipe (212), a third rotary driver (213), a blanking plate (214), a bottom plate (215) and a pressure sensor;
the upper part of the shell (1) is provided with a feed port along the axis direction of the shell (1), and a feed pipe (212) is vertically arranged at the upper part of the feed port;
the feeding frame (211) is fixedly arranged at the upper part of the feeding pipe (212);
the third rotary driver (213) is fixedly arranged at the upper part of the feeding frame (211), and the output end of the third rotary driver (213) is vertically downward;
the bottom plate (215) is of a circular structure, the bottom plate (215) is fixedly arranged in the feeding pipe (212) along the axis of the feeding pipe (212), and a first discharging opening is formed in the bottom plate (215);
the blanking plate (214) is of a circular structure, the blanking plate (214) is arranged below the bottom plate (215) along the linear rotation of the feeding pipe (212), a rotating shaft is fixedly arranged at the upper part of the blanking plate (214), the upper part of the rotating shaft is fixedly connected with the output end of the third rotary driver (213), the third rotary driver (213) drives the blanking plate (214) to rotate through the rotating shaft, a second blanking opening is formed in the blanking plate (214), and the first blanking opening can be overlapped with the second blanking opening;
the pressure sensor is arranged at the upper part of the ventilation plate (23), a controller is arranged on the shell (1), and the pressure sensor controls the third rotary driver (213) to operate through the controller.
6. The ultrafine grinding device for controlling the fineness of barite powder according to claim 5, wherein the feeding device (21) further comprises a second bellows (216) and a third bellows (217);
the second corrugated pipe (216) is arranged in the second gap, and two ends of the second corrugated pipe (216) are respectively connected with the working plate (225) and the pressing plate (224);
the third corrugated pipe (217) is arranged in the shell (1), two ends of the third corrugated pipe (217) are respectively connected with the pressing plate (224) and the top of the shell (1), the third corrugated pipe (217) is communicated with the second corrugated pipe (216), and the third corrugated pipe (217) is communicated with the feeding pipe (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311566477.1A CN117282498B (en) | 2023-11-23 | 2023-11-23 | Superfine grinder of barite powder fineness control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311566477.1A CN117282498B (en) | 2023-11-23 | 2023-11-23 | Superfine grinder of barite powder fineness control |
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| CN117282498B true CN117282498B (en) | 2024-02-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101342504A (en) * | 2008-08-07 | 2009-01-14 | 西安建筑科技大学 | High-voltage panel type grinding equipment and its processing method |
| CN102247911A (en) * | 2011-06-20 | 2011-11-23 | 张婉菁 | Nano water volatile pearl processing method and device |
| CN211436496U (en) * | 2019-12-13 | 2020-09-08 | 永春县兴宇环保材料有限公司 | Superfine calcium oxide production equipment |
| CN113042184A (en) * | 2021-05-27 | 2021-06-29 | 江西粤秀医疗科技有限公司 | Traditional chinese medicine medicinal material smashes grinder |
| CN115155739A (en) * | 2022-07-06 | 2022-10-11 | 江西艾施特制药有限公司 | Multistage precise crushing device and method for capsule filling powder |
| CN115805116A (en) * | 2022-12-05 | 2023-03-17 | 江苏东方硕华光学材料有限公司 | Preparation method of high-purity optical coating material silicon dioxide |
| CN219308890U (en) * | 2023-03-02 | 2023-07-07 | 昌邑市恒昌新型材料有限公司 | Raymond mill device for limestone powder grinding |
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2023
- 2023-11-23 CN CN202311566477.1A patent/CN117282498B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101342504A (en) * | 2008-08-07 | 2009-01-14 | 西安建筑科技大学 | High-voltage panel type grinding equipment and its processing method |
| CN102247911A (en) * | 2011-06-20 | 2011-11-23 | 张婉菁 | Nano water volatile pearl processing method and device |
| CN211436496U (en) * | 2019-12-13 | 2020-09-08 | 永春县兴宇环保材料有限公司 | Superfine calcium oxide production equipment |
| CN113042184A (en) * | 2021-05-27 | 2021-06-29 | 江西粤秀医疗科技有限公司 | Traditional chinese medicine medicinal material smashes grinder |
| CN115155739A (en) * | 2022-07-06 | 2022-10-11 | 江西艾施特制药有限公司 | Multistage precise crushing device and method for capsule filling powder |
| CN115805116A (en) * | 2022-12-05 | 2023-03-17 | 江苏东方硕华光学材料有限公司 | Preparation method of high-purity optical coating material silicon dioxide |
| CN219308890U (en) * | 2023-03-02 | 2023-07-07 | 昌邑市恒昌新型材料有限公司 | Raymond mill device for limestone powder grinding |
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| CN117282498A (en) | 2023-12-26 |
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