Rotary drum type ball mill for producing heavy calcium carbonate

Abstract

The utility model discloses a drum type ball mill for heavy calcium carbonate production, which comprises a bottom plate, a processing mechanism is arranged on the top surface of the bottom plate and is used for processing heavy calcium carbonate, and the processing mechanism comprises a grinding component, a ball milling component, a ball milling component, a ball milling component and a ball milling component, and the grinding component is arranged on the top surface of the bottom plate and is used for grinding the heavy calcium carbonate; the grinding assembly comprises a ball mill body movably mounted on the top surface of the bottom plate; and the filter assembly is arranged in the ball mill body and is used for fully grinding unground heavy calcium carbonate. The utility model relates to the technical field of heavy calcium carbonate production. According to the rotary drum type ball mill for heavy calcium carbonate production, a filter screen can be conveniently taken out for cleaning through a hollow ring and a clamping plate, when cleaning is needed, a connecting plate is shifted to move towards the opposite side to drive the clamping plate to be pulled out of a clamping groove, and then the connecting plate can be pulled to drive the clamping plate; and then the clamping plate can drive the filter screen to be pulled out of the interior of the ball mill body through the connecting groove, then the filter screen can be cleaned, operation is convenient, and practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy calcium carbonate production, in particular to a rotary drum ball mill for heavy calcium carbonate production. Background Art

[0002] Heavy calcium carbonate, referred to as heavy calcium carbonate, is made by grinding natural carbonate minerals such as calcite, marble, and limestone. Heavy calcium carbonate needs to be ground and crushed in a rotary ball mill during processing, which achieves efficient and fine grinding of calcium carbonate.

[0003] The existing drum ball mill for producing heavy calcium carbonate still has the following problems. The existing device generally places heavy calcium carbonate in the drum ball mill for grinding and crushing. A drum ball mill for producing heavy calcium carbonate disclosed in a patent application with reference to publication number CN219647664U can not only perform preliminary crushing and crushing on the heavy calcium carbonate to reduce the time of subsequent grinding, but also make the heavy calcium carbonate grind more fully and improve work efficiency.

[0004] However, the above-mentioned technology uses a filter to finely grind the unpolished heavy calcium carbonate to ensure the stability of product quality. However, in the actual production process, heavy calcium carbonate particles are occasionally stuck on the filter, which affects the processing efficiency. At this time, the filter needs to be disassembled and cleaned. The device needs to disassemble the entire device to take out the filter for cleaning. The operation is cumbersome, time-consuming and labor-intensive, and has general practicality. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a rotary drum ball mill for the production of heavy calcium carbonate, which solves the problem that the entire device needs to be disassembled when cleaning the filter screen of the existing rotary drum ball mill for the production of heavy calcium carbonate, which is cumbersome to operate, time-consuming and labor-intensive, and has general practicality.

[0006] To achieve the above purpose, the utility model is implemented by the following technical scheme: a rotary ball mill for producing heavy calcium carbonate, comprising a bottom plate, the top surface of which is provided with a processing mechanism for processing heavy calcium carbonate, the processing mechanism comprising:

[0007] A grinding assembly is arranged on the top surface of the bottom plate and is used for grinding heavy calcium carbonate. The grinding assembly comprises a ball mill body movably mounted on the top surface of the bottom plate;

[0008] A filter assembly is arranged inside the ball mill body and is used to fully grind the unpolished heavy calcium carbonate. The filter assembly includes a first annular groove provided inside the ball mill body, a hollow ring is movably installed inside the bottom plate, a connecting groove is provided on the front side of the ball mill body, a filter screen is fixedly installed inside the hollow ring, a clamping groove is provided on both the left and right sides of the first annular groove, two clamping plates are movably installed inside the hollow ring, a connecting plate is fixedly installed on the front sides of the two clamping plates, a plurality of springs are fixedly installed on the opposite sides of the two clamping plates, and a notch is provided on the front side of the hollow ring;

[0009] The feeding assembly is arranged on the top surface of the bottom plate to facilitate the feeding.

[0010] Preferably, the outer side of the hollow ring is tightly attached to the inner side of the first ring groove, the sides of the two clamping plates away from the plurality of springs are movable through the interior of the hollow ring and extend to the interior of the clamping groove, and the front side of the connecting plate is movable through the interior of the notch and extends to the outside of the ball mill body.

[0011] Preferably, the grinding assembly also includes a first limit frame, a second limit frame and a support plate fixedly mounted on the top surface of the bottom plate, a first bearing fixedly mounted inside the first limit frame, a second bearing fixedly mounted inside the second limit frame, a discharge barrel fixedly mounted on the left side of the ball mill body, a spiral transmission blade fixedly mounted inside the discharge barrel, a feed barrel fixedly mounted on the right side of the ball mill body, a limit ring fixedly mounted on the outside of the ball mill body, a belt movably mounted on the outside of the limit ring, a reduction motor fixedly mounted on the top surface of the support plate, a movable disk fixedly mounted on the output end of the reduction motor, and the ball mill body is located between the first limit frame and the second limit frame.

[0012] Preferably, the left end of the discharge barrel moves through the right side of the first limit frame and the interior of the first bearing and extends to the left side of the first limit frame, and the right side of the feed barrel moves through the left side of the second limit frame and the interior of the second bearing and extends to the right side of the second limit frame, and the inner side of the belt is tightly attached to the outer side of the movable disk.

[0013] Preferably, the feeding assembly includes a mounting plate fixedly mounted on the top surface of the base plate, a fixing cylinder is fixedly mounted on the top surface of the mounting plate, a DC motor is fixedly mounted on the right side of the fixing cylinder, a spiral shaft is movably mounted inside the fixing cylinder, a feeding hopper is fixedly mounted on the top surface of the fixing cylinder, and the left end of the spiral shaft movably passes through the right side of the feeding cylinder and extends to the interior of the feeding cylinder.

[0014] Preferably, the right end of the spiral shaft movably passes through the right side of the inner cavity of the fixed cylinder and is fixedly installed on the output end of the DC motor, and the left side of the fixed cylinder is tightly attached to the right side of the feeding cylinder.

[0015] Beneficial Effects

[0016] The utility model provides a rotary drum ball mill for producing heavy calcium carbonate. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The rotary drum ball mill for producing heavy calcium carbonate facilitates the removal of the filter for cleaning by means of the hollow ring and the card plate. When cleaning is required, the connecting plate is moved to the opposite side to drive the card plate to be pulled out of the inside of the card slot. Then, the connecting plate can be pulled to drive the card plate. Then, the card plate will drive the filter through the connecting slot to be pulled out of the inside of the ball mill body. Then, the filter can be cleaned. The operation is convenient and the practicability is good.

[0018] (2) The rotary drum ball mill for producing heavy calcium carbonate is convenient for feeding by means of the spiral shaft and the feed hopper. When in use, the heavy calcium carbonate is placed inside the feed hopper. At this time, part of the calcium carbonate will fall into the inside of the fixed drum. Then the DC motor is started to drive the spiral shaft to rotate. Then the spiral shaft will transport the heavy calcium carbonate through the fixed drum and the feed drum to the inside of the ball mill body for subsequent grinding, which is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional appearance schematic diagram of the utility model;

[0020] Figure 2 It is a front cross-sectional three-dimensional appearance schematic diagram of the utility model;

[0021] Figure 3 It is a schematic diagram of the side cross-sectional three-dimensional appearance of the utility model;

[0022] Figure 4 This is a schematic diagram of the cross-sectional three-dimensional appearance of the grinding component of the utility model;

[0023] Figure 5 For the utility model Figure 4 A in the middle is an enlarged schematic diagram of the appearance.

[0024] In the figure: 1-bottom plate, 2-processing mechanism, 21-grinding assembly, 211-first limiting frame, 212-discharging barrel, 213-first bearing, 214-spiral transmission blade, 215-ball mill body, 216-limiting ring, 217-belt, 218-feeding barrel, 219-second limiting frame, 2110-second bearing, 2111-reduction motor, 2112-movable disk, 2113-support plate, 22-filter assembly, 221-first ring groove, 222-hollow ring, 223-filter screen, 224-connecting groove, 225-spring, 226-card plate, 227-card groove, 228-notch, 229-connecting plate, 23-feeding assembly, 231-spiral shaft, 232-fixed barrel, 233-mounting plate, 234-feeding hopper, 235-DC motor. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The utility model provides two technical solutions:

[0027] Figure 1 and Figure 4-Figure 5 The first embodiment is shown: a rotary ball mill for producing heavy calcium carbonate, comprising a bottom plate 1, a top surface of the bottom plate 1 is provided with a processing mechanism 2 for processing heavy calcium carbonate, and the processing mechanism 2 comprises:

[0028] A grinding assembly 21 is arranged on the top surface of the bottom plate 1 and is used for grinding heavy calcium carbonate. The grinding assembly 21 includes a ball mill body 215 movably mounted on the top surface of the bottom plate 1;

[0029] The filter assembly 22 is arranged inside the ball mill body 215 and is used to fully grind the unpolished heavy calcium carbonate. The filter assembly 22 includes a first annular groove 221 provided inside the ball mill body 215. A hollow ring 222 is movably installed inside the bottom plate 1. A connecting groove 224 is provided on the front side of the ball mill body 215, and the connecting groove 224 is semicircular. A filter screen 223 is fixedly installed inside the hollow ring 222. A clamping groove 227 is provided on both sides of the first annular groove 221. Two clamping plates 226 are movably installed inside the hollow ring 222. A connecting plate 229 is fixedly installed on the front sides of the two clamping plates 226. A plurality of springs 225 are fixedly installed on the opposite sides of the two clamping plates 226. A notch 228 is provided on the front side of the hollow ring 222.

[0030] The feeding assembly 23 is arranged on the top surface of the bottom plate 1 for convenient feeding. The outer side of the hollow ring 222 is tightly attached to the inner side of the first annular groove 221, and the hollow ring 222 can improve the sealing of the ball mill body 215 to prevent the leakage of heavy calcium carbonate. The filter screen 223 can filter the unpolished heavy calcium carbonate for sufficient polishing. The two clamping plates 226 on the side away from the plurality of springs 225 can move through the interior of the hollow ring 222 and extend to the interior of the clamping groove 227. The elastic force of the plurality of springs 225 can drive the two clamping plates 226 to be inserted into the interior of the clamping plate 226 to fix the position of the filter screen 223. The front side of the connecting plate 229 can move through the interior of the notch 228 and extend to the outer side of the ball mill body 215. The connecting plate 229 can be moved to drive the two clamping plates 226 to be pulled out of the interior of the clamping groove 227, and then the filter screen 223 can be taken out for cleaning.

[0031] The hollow ring 222 and the card plate 226 are provided to facilitate taking out the filter 223 for cleaning. When cleaning is needed, the connecting plate 229 is moved to the opposite side to drive the card plate 226 to be pulled out of the inside of the card slot 227. Then the connecting plate 229 can be pulled to drive the card plate 226. Then the card plate 226 will drive the filter 223 through the connecting slot 224 to pull it out from the inside of the ball mill body 215. Then the filter 223 can be cleaned. The operation is convenient and practical.

[0032] Figure 1-Figure 4A second embodiment is shown, which is mainly different from the first embodiment in that the grinding assembly 21 further comprises a first limiting frame 211, a second limiting frame 219 and a support plate 2113 fixedly mounted on the top surface of the bottom plate 1, a first bearing 213 is fixedly mounted inside the first limiting frame 211, a second bearing 2110 is fixedly mounted inside the second limiting frame 219, a discharge barrel 212 is fixedly mounted on the left side of the ball mill body 215, a spiral transmission blade 214 is fixedly mounted inside the discharge barrel 212, a feed barrel 218 is fixedly mounted on the right side of the ball mill body 215, a limiting ring 216 is fixedly mounted on the outer side of the ball mill body 215, and the outer side of the limiting ring 216 is fixedly mounted A belt 217 is movably installed on the side, and the position of the belt 217 can be limited by a limiting ring 216. A reduction motor 2111 is fixedly installed on the top surface of the support plate 2113, and a movable disk 2112 is fixedly installed on the output end of the reduction motor 2111. The ball mill body 215 is located between the first limiting frame 211 and the second limiting frame 219. The left end of the discharge barrel 212 movably passes through the right side of the first limiting frame 211 and the inside of the first bearing 213 and extends to the left side of the first limiting frame 211. The right side of the feed barrel 218 movably passes through the left side of the second limiting frame 219 and the inside of the second bearing 2110 and extends to the right side of the second limiting frame 219. The first limiting frame 2 The first bearing 213 and the second bearing 2110 can reduce the friction force when the ball mill body 215 drives the feed barrel 218 and the spiral transmission blade 214 to rotate. The inner side of the belt 217 is tightly attached to the outer side of the movable disk 2112, and the reduction motor 2111 is started to drive the movable disk 2112 to rotate. Then the movable disk 2112 drives the belt 217 to rotate the ball mill body 215 through the limit ring 216. The feed assembly 23 includes a mounting plate 233 fixedly mounted on the top surface of the bottom plate 1, and a fixed barrel is fixedly mounted on the top surface of the mounting plate 233. 232, a DC motor 235 is fixedly installed on the right side of the fixed cylinder 232, a spiral shaft 231 is movably installed inside the fixed cylinder 232, a feed hopper 234 is fixedly installed on the top surface of the fixed cylinder 232, the left end of the spiral shaft 231 movably passes through the right side of the feed cylinder 218 and extends to the inside of the feed cylinder 218, the right end of the spiral shaft 231 movably passes through the right side of the inner cavity of the fixed cylinder 232 and is fixedly installed on the output end of the DC motor 235, the left side of the fixed cylinder 232 is tightly attached to the right side of the feed cylinder 218, and starting the DC motor 235 can drive the spiral shaft 231 to rotate to transport heavy calcium carbonate through the feed cylinder 218 to the inside of the ball mill body 215 for grinding.

[0033] The spiral shaft 231 and the feed hopper 234 are provided to facilitate feeding. When in use, the heavy calcium carbonate is placed inside the feed hopper 234. At this time, part of the calcium carbonate will fall into the fixed cylinder 232, and then the DC motor 235 is started to drive the spiral shaft 231 to rotate. Then the spiral shaft 231 will transport the heavy calcium carbonate through the fixed cylinder 232 and the feed cylinder 218 to the inside of the ball mill body 215 for subsequent grinding, which is convenient for use.

[0034] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used.

[0035] During use, the user puts the grinding steel balls into the ball mill body 215 and then connects the device to electricity, and then puts the heavy calcium carbonate into the feed hopper 234. At this time, part of the calcium carbonate will fall into the fixed cylinder 232, and then the DC motor 235 is started to drive the screw shaft 231 to rotate, and then the screw shaft 231 will transport the heavy calcium carbonate to the inside of the ball mill body 215 through the fixed cylinder 232 and the feed cylinder 218, and then the reduction motor 2111 is started to drive the movable plate 2112 to rotate the ball mill body 215 through the belt 217, and then the ball mill body 215 will drive the grinding steel balls and calcium carbonate to grind, and during grinding, qualified heavy calcium carbonate particles will pass through the filter screen 223 and be discharged from the discharge cylinder 212 through the spiral transmission blade 214, while unqualified ones will be discharged from the discharge cylinder 212. The filter 223 is intercepted by the filter 223 and continues to grind until the grinding is completed. When cleaning is needed, the connecting plate 229 is moved to the opposite side to drive the card plate 226 to pull out the inside of the card slot 227, and then the connecting plate 229 can be pulled to drive the card plate 226, and then the card plate 226 will drive the filter 223 through the connecting slot 224 to pull it out from the inside of the ball mill body 215, and then the filter 223 can be cleaned. After cleaning, the connecting plate 229 is moved to the opposite side, and then the filter 223 is inserted into the inside of the ball mill body 215 so that the hollow ring 222 is attached to the inner side of the first ring groove 221, and then the connecting plate 229 is released. The elastic force of the spring 225 allows the card plate 226 to be inserted into the inside of the card slot 227 to fix the position of the filter 223, and then it can be used.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotary ball mill for producing heavy calcium carbonate, comprising a bottom plate, characterized in that: The top surface of the bottom plate is provided with a processing mechanism for processing heavy calcium carbonate, and the processing mechanism comprises: A grinding assembly is arranged on the top surface of the bottom plate and is used for grinding heavy calcium carbonate. The grinding assembly comprises a ball mill body movably mounted on the top surface of the bottom plate; A filter assembly is arranged inside the ball mill body and is used to fully grind the unpolished heavy calcium carbonate. The filter assembly includes a first annular groove provided inside the ball mill body, a hollow ring is movably installed inside the bottom plate, a connecting groove is provided on the front side of the ball mill body, a filter screen is fixedly installed inside the hollow ring, a clamping groove is provided on both the left and right sides of the first annular groove, two clamping plates are movably installed inside the hollow ring, a connecting plate is fixedly installed on the front sides of the two clamping plates, a plurality of springs are fixedly installed on the opposite sides of the two clamping plates, and a notch is provided on the front side of the hollow ring; A feeding assembly is arranged on the top surface of the bottom plate for feeding materials.

2. A rotary drum ball mill for producing heavy calcium carbonate according to claim 1, characterized in that: The outer side of the hollow ring is tightly attached to the inner side of the first ring groove, the sides of the two clamping plates away from the springs are movable through the interior of the hollow ring and extend to the interior of the clamping groove, and the front side of the connecting plate is movable through the interior of the notch and extends to the outside of the ball mill body.

3. A rotary drum ball mill for producing heavy calcium carbonate according to claim 1, characterized in that: The grinding assembly also includes a first limit frame, a second limit frame and a support plate fixedly mounted on the top surface of the bottom plate, a first bearing fixedly mounted inside the first limit frame, a second bearing fixedly mounted inside the second limit frame, a discharge barrel fixedly mounted on the left side of the ball mill body, a spiral transmission blade fixedly mounted inside the discharge barrel, a feed barrel fixedly mounted on the right side of the ball mill body, a limit ring fixedly mounted on the outside of the ball mill body, a belt movably mounted on the outside of the limit ring, a reduction motor fixedly mounted on the top surface of the support plate, a movable disk fixedly mounted on the output end of the reduction motor, and the ball mill body is located between the first limit frame and the second limit frame.

4. A rotary drum ball mill for producing heavy calcium carbonate according to claim 3, characterized in that: The left end of the discharge barrel moves through the right side of the first limit frame and the interior of the first bearing and extends to the left side of the first limit frame. The right side of the feed barrel moves through the left side of the second limit frame and the interior of the second bearing and extends to the right side of the second limit frame. The inner side of the belt is tightly attached to the outer side of the movable disk.

5. The rotary drum ball mill for producing heavy calcium carbonate according to claim 1, characterized in that: The feeding assembly includes a mounting plate fixedly mounted on the top surface of the base plate, a fixing cylinder fixedly mounted on the top surface of the mounting plate, a DC motor fixedly mounted on the right side of the fixing cylinder, a spiral shaft movably mounted inside the fixing cylinder, a feeding hopper fixedly mounted on the top surface of the fixing cylinder, and the left end of the spiral shaft movably passes through the right side of the feeding cylinder and extends to the interior of the feeding cylinder.

6. A rotary drum ball mill for producing heavy calcium carbonate according to claim 5, characterized in that: The right end of the spiral shaft movably passes through the right side of the inner cavity of the fixed cylinder and is fixedly installed on the output end of the DC motor, and the left side of the fixed cylinder is closely attached to the right side of the feeding cylinder.

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