CN113618069A - Hard alloy mixture wet grinding device - Google Patents
Hard alloy mixture wet grinding device Download PDFInfo
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- CN113618069A CN113618069A CN202110930980.5A CN202110930980A CN113618069A CN 113618069 A CN113618069 A CN 113618069A CN 202110930980 A CN202110930980 A CN 202110930980A CN 113618069 A CN113618069 A CN 113618069A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
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- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a hard alloy mixture wet grinding device which comprises a rack, a grinding cylinder, grinding balls, grinding rollers, a feeding device and a discharging device, wherein the rotatable grinding cylinder is installed on the rack, a first bushing and a second bushing are arranged in the grinding cylinder, the grinding balls are arranged in the first bushing, the grinding rollers are arranged in the second bushing, the feeding device is arranged at the feeding end of the grinding cylinder, an annular baffle plate is arranged at the discharging end of the grinding cylinder, the diameter of the inner wall of the baffle plate is larger than that of the inner wall of the second bushing and smaller than that of the inner wall of the first bushing, and the discharging device is arranged outside the baffle plate. The grinding roller is arranged in the grinding cylinder, the first bushing and the second bushing are arranged in the grinding cylinder, and the grinding balls and the grinding roller are respectively arranged in the first bushing and the second bushing, so that the degree of fine crushing of raw materials can be further improved, the raw materials can be fully ground, meanwhile, the contact area between the grinding roller and the materials can be increased, the grinding roller can be more fully ground, and the condition that the raw materials are attached can be effectively avoided because the grinding roller rotates along with the grinding cylinder.
Description
Technical Field
The invention relates to the field of hard alloy cutter processing equipment, in particular to a hard alloy mixture wet grinding device.
Background
During the production of the hard alloy cutter, powder of various raw materials is extruded into the shape of the hard cutter, the hard alloy cutter is prepared by sand blasting and polishing after sintering, the raw materials are processed into powder and are required to be milled, the conventional milling is divided into dry milling and wet milling, the noise of the dry milling is high, the raw materials are easy to scatter, the noise of the wet milling is low, the raw materials are in a fluid state after being milled, and the raw materials are difficult to scatter, so that the wet milling is mostly adopted in the processing of the conventional hard alloy cutter. However, in the existing wet grinding, because the raw material is in a fluid state, the raw material cannot be sufficiently ground and is easily attached to a grinding tool, so that the raw material is lost.
Disclosure of Invention
The invention aims to provide a hard alloy mixture wet grinding device which can sufficiently grind raw materials and prevent the problem of raw material adhesion.
The purpose of the invention is realized by the following technical scheme:
a hard alloy mixture wet grinding device comprises a rack, a grinding cylinder, grinding balls, a grinding roller, a feeding device and a discharging device, wherein the rack is provided with the rotatable grinding cylinder, one end of the grinding cylinder is a feeding end, the other end of the grinding cylinder is a discharging end, the grinding cylinder is internally provided with a first bushing and a second bushing in sequence along a feeding direction, the inner wall diameter of a first sleeve body is smaller than that of the second bushing, the first bushing is internally provided with a plurality of grinding balls, the second bushing is internally provided with the grinding roller, the diameter of the grinding roller is smaller than that of the second bushing, a separation net for preventing the grinding balls from entering the second bushing is arranged between the first bushing and the second bushing, the feeding end is provided with the feeding device, the feeding device comprises a mixing cylinder, a raw material cylinder and a liquid supply pipe, the mixing cylinder is vertically arranged, the bottom of the mixing cylinder is provided with an elbow extending into the first bushing, the raw material cylinder is obliquely arranged on the side wall of the upper part of the mixing cylinder, the top of the mixing cylinder is provided with the liquid supply pipe, the discharge end is equipped with annular baffle, and the inner wall diameter of baffle is greater than the inner wall diameter of second bush and is less than the inner wall diameter of first bush, and the baffle outside is equipped with discharge device, discharge device is including the groove of gathering the material and installing the screen cloth in the groove below that gathers the material.
The grinding roller is hollow cylindric, is equipped with the baffle that the polylith set up along grinding roller length direction in the grinding roller, is equipped with the concatenation in the grinding roller between the adjacent baffle and is the circular shape buffer board, and the buffer board passes through the inner wall connection of shock attenuation spring and grinding roller, and the buffer board inboard is equipped with the counter weight ball.
The grinding machine is characterized in that a shell for wrapping the grinding cylinder is arranged on the machine frame outside the grinding cylinder, a spray pipe extending into the grinding cylinder is arranged on the shell on one side of the discharge end, an exhaust pipe is arranged at the top of the shell, and an exhaust fan is connected to the exhaust pipe.
The end part of the spray pipe is provided with a spray head facing the separation net.
The frame below the second bush is provided with a buffer device for supporting the grinding cylinder, the buffer device comprises a support frame, an air spring, a rotating shaft, carrier rollers, a cushion pad and a wear-resisting ring, the support frame is mounted on the frame through the air spring, the rotating shaft parallel to the grinding cylinder and the rotating shaft on the support frame are provided with the carrier rollers, the cushion pad made of rubber is mounted on the outer ring surface of the carrier roller, the wear-resisting ring is mounted on the outer wall of the cushion pad, and the wear-resisting ring is tightly attached to the grinding cylinder.
The wet grinding device for the hard alloy mixture provided by the invention has the beneficial effects that:
(1) the grinding roller can improve the fine crushing degree of the raw material further by arranging the first bushing and the second bushing in the grinding cylinder and respectively placing the grinding balls and the grinding roller in the first bushing and the second bushing, so that the raw material can be fully ground, meanwhile, the grinding roller can improve the contact area with the material and can fully grind the material, and the condition of raw material adhesion can be effectively avoided because the grinding roller rotates along with the grinding cylinder;
(2) by arranging the hollow grinding roller and arranging the counterweight balls in the grinding roller, when the grinding roller is driven by the grinding cylinder to rotate, the counterweight balls can continuously impact the grinding roller of the buffer plate, the impact force of the counterweight balls is changed into pressure to act on the raw material by the buffer plate, so that the raw material can be ground more finely, and meanwhile, the impact force can shake and disperse the raw material assisted by the outer wall of the grinding roller, so that the raw material adhesion is reduced, and the wet grinding efficiency of the raw material is improved;
(3) the shell can reduce the raw material leakage in the wet grinding process so as to protect the environmental sanitation of a wet grinding workshop, and meanwhile, the exhaust pipe is arranged on the shell, so that the volatile liquid added in the wet grinding process can be discharged, and the production safety is ensured;
(4) by arranging the spray pipe on the shell, on one hand, liquid can be supplemented for wet grinding of the raw materials, and meanwhile, the separation net can be flushed by the spray head so as to reduce the attachment of the raw materials on the separation net;
(5) through setting up buffer, can absorb the impact force of wet-grinding in-process ball and grinding roller effect on grinding the section of thick bamboo to reduce the impact of grinding a section of thick bamboo to the frame, thereby improve wet-grinding device's life.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention.
Fig. 2 is a schematic view of an internal structure of a grinding roller according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a damping device of a grinding roller according to an embodiment of the present invention.
Reference numerals: 1. a frame; 2. grinding the cylinder; 21. a feeding end; 22. a discharge end; 23. a first bushing; 24. a second bushing; 25. separating the net; 26. a baffle plate; 3. grinding balls; 4. grinding the roller; 41. a partition plate; 42. a buffer plate; 43. a damping spring; 44. a counterweight ball; 5. a feeding device; 51. a mixing barrel; 52. bending the pipe; 53. a raw material barrel; 54. a liquid supply tube; 6. a discharge device; 61. a material collecting groove; 62. screening a screen; 7. a housing; 71. a shower pipe; 72. an exhaust pipe; 73. an exhaust fan; 74. a shower head; 8. a buffer device; 81. a support frame; 82. a gas spring; 83. a rotating shaft; 84. a carrier roller; 85. a cushion pad; 86. a wear ring.
Detailed Description
Examples
As shown in fig. 1 to 3, the hard alloy mixture wet grinding device provided in this embodiment includes a frame 1, a grinding cylinder 2, grinding balls 3, a grinding roller 4, a feeding device 5, and a discharging device 6, wherein the rotatable grinding cylinder 2 is installed on the frame 1, one end of the grinding cylinder 2 is a feeding end 21, the other end is a discharging end 22, a first bushing 23 and a second bushing 24 are sequentially arranged in the grinding cylinder 2 along a feeding direction, a diameter of an inner wall of the first bushing is smaller than a diameter of an inner wall of the second bushing 24, a plurality of grinding balls 3 are arranged in the first bushing 23, the grinding roller 4 is arranged in the second bushing 24, the diameter of the grinding roller 4 is smaller than the diameter of the inner wall of the second bushing 24, a spacer net 25 for preventing the grinding balls 3 from entering the second bushing 24 is arranged between the first bushing 23 and the second bushing 24, the grinding roller 4 is a hollow cylinder, a plurality of partition plates 41 are arranged in the grinding roller 4 along a length direction of the grinding roller 4, the partition plates 41 partition plates partition the grinding roller 4 into a plurality of cavities, the grinding roller 4 between the adjacent partition plates 41 is internally provided with a buffer plate 42 which is spliced into a circular shape, the buffer plate 42 is connected with the inner wall of the grinding roller 4 through a damping spring 43, the inner side of the buffer plate 42 is provided with a counterweight ball 44, when the grinding roller 4 rotates along with the grinding barrel 2, the counterweight ball 44 can be thrown and dropped along the buffer plate 42 continuously for generating impact force, the impact force is acted on the buffer plate 42 and then transmitted to raw materials through the buffer plate 42, on one hand, external force is exerted on the raw materials to improve the wet grinding efficiency, on the other hand, the raw materials attached to the grinding roller 4 are shaken off to reduce the attachment of the raw materials, the feeding end 21 is provided with a feeding device 5, the feeding device 5 comprises a mixing barrel 51, a raw material barrel 53 and a liquid supply pipe 54, the mixing barrel 51 is vertically arranged, the bottom of the mixing barrel is provided with an elbow 52 extending into the first bush 23, the elbow 52 can conveniently feed the raw materials into the grinding barrel 2, the side wall at the upper part of the mixing barrel 51 is obliquely provided with the raw material barrel 53, the top of the mixing cylinder 51 is provided with a liquid supply pipe 54, the liquid supply pipe 54 can flush the raw material fed into the mixing cylinder 51 from the raw material cylinder 53 into the grinding cylinder 2, the discharge end 22 is provided with an annular baffle 26, the inner wall diameter of the baffle 26 is larger than that of the second bushing 24 and smaller than that of the first bushing 23, such baffle 26 can enable the raw material after wet grinding of the grinding roller 4 to be overflowed, the outer side of the baffle 26 is provided with a discharge device 6, the discharge device 6 comprises a material collecting groove 61 and a screen 62 arranged below the material collecting groove 61, the raw material after wet grinding is collected through the material collecting groove 61 and then enters the screen 62 for screening, and the raw material meeting the standard passes through the screen 62 to enter the next working procedure.
Be equipped with the shell 7 that the parcel ground section of thick bamboo 2 was ground in the frame 1 in the grinding section of thick bamboo 2 outside, be equipped with the shower 71 that stretches into in the grinding section of thick bamboo 2 on the shell 7 of discharge end 22 one side, the tip of shower 71 is equipped with the shower 74 that separates net 25 towards, and shower 71 can supply liquid medium for guarantee wet-grinding effect, cooperates shower 74 simultaneously, can wash away the adnexed raw materials on separating net 25, guarantees the mobility of raw materials, shell 7 top is equipped with blast pipe 72, is connected with exhaust fan 73 on the blast pipe 72, through blast pipe 72, can discharge the liquid medium of the evaporation of wet-grinding in-process to avoid liquid medium to influence the environment in wet-grinding workshop.
As shown in fig. 3, a buffer device 8 for supporting the grinding cylinder 2 is arranged on the frame 1 below the second bushing 24, the buffer device 8 includes a support frame 81, a gas spring 82, a rotating shaft 83, a supporting roller 84, a cushion pad 85 and a wear-resistant ring 86, the support frame 81 is mounted on the frame 1 through the gas spring 82, the rotating shaft 83 parallel to the grinding cylinder 2 is arranged on the support frame 81, the supporting roller 83 is mounted with a plurality of supporting rollers 84, the cushion pad 85 made of rubber is mounted on the outer ring surface of the supporting roller 84, the wear-resistant ring 86 is mounted on the outer wall of the cushion pad 85, and the wear-resistant ring 86 is tightly attached to the grinding cylinder 2, so that impact force generated by a part of the grinding cylinder 2 on the frame 1 can be absorbed through the buffer device 8, and stable operation of the device can be effectively ensured.
The using method of the invention is as follows:
when the material mixing device is used, the raw materials are fed through the raw material barrel 53, meanwhile, the liquid medium is provided by the liquid supply pipe 54, the liquid medium is generally volatile raw materials, so that the raw materials can be dried at a later stage, the raw materials enter the first lining 23 of the grinding barrel 2 through the material mixing barrel 51 and the elbow 52, the grinding balls 3 perform ball milling on the raw materials at the moment, the ball-milled raw materials pass through the partition net 25 and enter the second lining 24, the grinding rollers 4 in the second lining 24 perform more refined wet milling on the raw materials, the grinding rollers 4 rotate along with the grinding barrel 2, when the grinding rollers 4 rotate, the counterweight balls 44 in the grinding rollers 4 rotate along with the grinding rollers 4 and are thrown up and fall down, impact force is transmitted to the grinding rollers 4, on one hand, the wet milling is assisted, on the other hand, the generated vibration force can shake off the raw materials attached to the grinding rollers 4, during the wet milling, the spraying pipe 71 replenishes the liquid in the second lining 24, and simultaneously, the raw materials attached to the partition net 25 are washed away through the spraying heads 74, so as to ensure the fluidity of the raw material during wet grinding, simultaneously, the exhaust fan 73 works to discharge the volatilized liquid medium through the exhaust pipe 72, and after the raw material is wet-ground, the raw material passes through the baffle 26 to enter the material collecting groove 61 and flows into the screen 62 through the material collecting groove 61 to be screened.
In the wet grinding process, because grinding ball 3 and grinding roller 4 self can have certain tenesmus because of being thrown up, along with the process of wet grinding, can transmit gravity to the support through grinding barrel 2, bring certain shun badly for equipment, and buffer 8 can absorb partial gravity, in order to reduce the shun badly of frame 1, buffer 8 drags rotatory grinding roller 4 through bearing roller 84, blotter 85 and gas spring 82 on bearing roller 84 can absorb the tenesmus gravity that grinding barrel 2 during operation produced, thereby reduce the collision of frame 1.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and procedures are omitted to avoid unnecessarily limiting the invention.
Claims (5)
1. The utility model provides a carbide mixture wet grinding device which characterized in that: the automatic feeding device comprises a rack, a grinding cylinder, grinding balls, a grinding roller, a feeding device and a discharging device, wherein the rack is provided with the rotatable grinding cylinder, one end of the grinding cylinder is a feeding end, the other end of the grinding cylinder is a discharging end, a first bushing and a second bushing are sequentially arranged in the grinding cylinder along a feeding direction, the diameter of the inner wall of a first sleeve body is smaller than that of the inner wall of a second bushing, a plurality of grinding balls are arranged in the first bushing, the grinding roller is arranged in the second bushing, the diameter of the grinding roller is smaller than that of the inner wall of the second bushing, a separation net for preventing the grinding balls from entering the second bushing is arranged between the first bushing and the second bushing, the feeding end is provided with the feeding device, the feeding device comprises a mixing cylinder, a raw material cylinder and a liquid supply pipe, the mixing cylinder is vertically arranged, the bottom of the mixing cylinder is provided with an elbow extending into the first bushing, the raw material cylinder is obliquely arranged on the upper part of the mixing cylinder, the top of the mixing cylinder is provided with the liquid supply pipe, the discharging end is provided with an annular baffle, the inner wall diameter of baffle is greater than the inner wall diameter of second bush and is less than the inner wall diameter of first bush, and the baffle outside is equipped with discharge device, discharge device includes the silo and installs the screen cloth in silo below.
2. The cemented carbide batch wet mill apparatus of claim 1, wherein: the grinding roller is hollow cylindric, is equipped with the baffle that the polylith set up along grinding roller length direction in the grinding roller, is equipped with the concatenation in the grinding roller between the adjacent baffle and is the circular shape buffer board, and the buffer board passes through the inner wall connection of shock attenuation spring and grinding roller, and the buffer board inboard is equipped with the counter weight ball.
3. The cemented carbide batch wet mill apparatus of claim 1, wherein: the grinding machine is characterized in that a shell for wrapping the grinding cylinder is arranged on the machine frame outside the grinding cylinder, a spray pipe extending into the grinding cylinder is arranged on the shell on one side of the discharge end, an exhaust pipe is arranged at the top of the shell, and an exhaust fan is connected to the exhaust pipe.
4. The cemented carbide batch wet mill apparatus of claim 3, wherein: the end part of the spray pipe is provided with a spray head facing the separation net.
5. The cemented carbide batch wet mill apparatus of claim 1, wherein: the frame below the second bush is provided with a buffer device for supporting the grinding cylinder, the buffer device comprises a support frame, an air spring, a rotating shaft, carrier rollers, a cushion pad and a wear-resisting ring, the support frame is mounted on the frame through the air spring, the rotating shaft parallel to the grinding cylinder and the rotating shaft on the support frame are provided with the carrier rollers, the cushion pad made of rubber is mounted on the outer ring surface of the carrier roller, the wear-resisting ring is mounted on the outer wall of the cushion pad, and the wear-resisting ring is tightly attached to the grinding cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930980.5A CN113618069B (en) | 2021-08-13 | 2021-08-13 | Wet milling device for hard alloy mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930980.5A CN113618069B (en) | 2021-08-13 | 2021-08-13 | Wet milling device for hard alloy mixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113618069A true CN113618069A (en) | 2021-11-09 |
| CN113618069B CN113618069B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110930980.5A Active CN113618069B (en) | 2021-08-13 | 2021-08-13 | Wet milling device for hard alloy mixture |
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| CN (1) | CN113618069B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB313656A (en) * | 1928-03-16 | 1929-06-17 | Walter Amelius Cloud | Improvements in or connected with grinding, crushing, pulverizing or disintegrating mills |
| CN1141823A (en) * | 1994-02-02 | 1997-02-05 | 青岛海洋大学 | Vibration-type tumbling mill |
| JP2002343821A (en) * | 2001-05-18 | 2002-11-29 | Allied Material Corp | Method of selecting microscopic metal ball |
| US6634568B1 (en) * | 1998-09-25 | 2003-10-21 | Sandvik Ab | Method and means for drying cemented carbide and similar |
| CN203816710U (en) * | 2014-02-27 | 2014-09-10 | 浙江明峰水泥有限公司 | Novel cement grinding mill |
| CN205435881U (en) * | 2015-12-30 | 2016-08-10 | 佛山市南海群泰硬质合金有限公司 | Carbide ball mill |
| KR20160110776A (en) * | 2015-03-12 | 2016-09-22 | 한국원자력연구원 | Ball milling device for high energy and alloyed powder using the same |
| CN106735259A (en) * | 2016-12-29 | 2017-05-31 | 广西梧州港德硬质合金制造有限公司 | A kind of efficient ball grinding method of hard alloy powder |
| CN209549594U (en) * | 2019-01-14 | 2019-10-29 | 肖丽君 | Grinding device is used in a kind of production of superconductor |
| US20200070175A1 (en) * | 2018-08-28 | 2020-03-05 | Lawrence K. Nordell | Mono Roller Grinding Mill |
| CN111482228A (en) * | 2020-04-20 | 2020-08-04 | 姚利娟 | Reducing mechanism is used in new material processing based on elastic extrusion |
| CN211329642U (en) * | 2019-12-09 | 2020-08-25 | 湖北安耐捷炉衬材料有限公司 | Special ball-milling device of refractory aggregate |
| CN212142871U (en) * | 2020-04-24 | 2020-12-15 | 株洲长江硬质合金设备有限公司 | Wet grinding cylinder with hard alloy lining |
| CN212348963U (en) * | 2020-05-13 | 2021-01-15 | 东莞市保源建材有限公司 | Dry ball mill |
| CN212702211U (en) * | 2020-06-30 | 2021-03-16 | 浙江宇宏新材料有限公司 | Bentonite grinding device |
-
2021
- 2021-08-13 CN CN202110930980.5A patent/CN113618069B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB313656A (en) * | 1928-03-16 | 1929-06-17 | Walter Amelius Cloud | Improvements in or connected with grinding, crushing, pulverizing or disintegrating mills |
| CN1141823A (en) * | 1994-02-02 | 1997-02-05 | 青岛海洋大学 | Vibration-type tumbling mill |
| US6634568B1 (en) * | 1998-09-25 | 2003-10-21 | Sandvik Ab | Method and means for drying cemented carbide and similar |
| JP2002343821A (en) * | 2001-05-18 | 2002-11-29 | Allied Material Corp | Method of selecting microscopic metal ball |
| CN203816710U (en) * | 2014-02-27 | 2014-09-10 | 浙江明峰水泥有限公司 | Novel cement grinding mill |
| KR20160110776A (en) * | 2015-03-12 | 2016-09-22 | 한국원자력연구원 | Ball milling device for high energy and alloyed powder using the same |
| CN205435881U (en) * | 2015-12-30 | 2016-08-10 | 佛山市南海群泰硬质合金有限公司 | Carbide ball mill |
| CN106735259A (en) * | 2016-12-29 | 2017-05-31 | 广西梧州港德硬质合金制造有限公司 | A kind of efficient ball grinding method of hard alloy powder |
| US20200070175A1 (en) * | 2018-08-28 | 2020-03-05 | Lawrence K. Nordell | Mono Roller Grinding Mill |
| CN209549594U (en) * | 2019-01-14 | 2019-10-29 | 肖丽君 | Grinding device is used in a kind of production of superconductor |
| CN211329642U (en) * | 2019-12-09 | 2020-08-25 | 湖北安耐捷炉衬材料有限公司 | Special ball-milling device of refractory aggregate |
| CN111482228A (en) * | 2020-04-20 | 2020-08-04 | 姚利娟 | Reducing mechanism is used in new material processing based on elastic extrusion |
| CN212142871U (en) * | 2020-04-24 | 2020-12-15 | 株洲长江硬质合金设备有限公司 | Wet grinding cylinder with hard alloy lining |
| CN212348963U (en) * | 2020-05-13 | 2021-01-15 | 东莞市保源建材有限公司 | Dry ball mill |
| CN212702211U (en) * | 2020-06-30 | 2021-03-16 | 浙江宇宏新材料有限公司 | Bentonite grinding device |
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| Publication number | Publication date |
|---|---|
| CN113618069B (en) | 2023-07-07 |
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