CN112138834B - Rapeseed oil grinding device with stable structure - Google Patents
Rapeseed oil grinding device with stable structure Download PDFInfo
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- CN112138834B CN112138834B CN202010891867.6A CN202010891867A CN112138834B CN 112138834 B CN112138834 B CN 112138834B CN 202010891867 A CN202010891867 A CN 202010891867A CN 112138834 B CN112138834 B CN 112138834B
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- shell
- fixedly connected
- pivot
- motor
- lateral wall
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- 238000000227 grinding Methods 0.000 title claims abstract description 46
- 235000019484 Rapeseed oil Nutrition 0.000 title claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims abstract description 20
- 238000003801 milling Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 21
- 235000004977 Brassica sinapistrum Nutrition 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 244000188595 Brassica sinapistrum Species 0.000 abstract 1
- 235000015112 vegetable and seed oil Nutrition 0.000 abstract 1
- 235000013311 vegetables Nutrition 0.000 abstract 1
- 240000002791 Brassica napus Species 0.000 description 5
- 235000019519 canola oil Nutrition 0.000 description 2
- 239000000828 canola oil Substances 0.000 description 2
- 239000008157 edible vegetable oil Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010636 coriander oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000011803 sesame oil Nutrition 0.000 description 1
- 239000008159 sesame oil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/14—Edge runners, e.g. Chile mills
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C2015/008—Roller drive arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention provides a rapeseed oil grinding device with a stable structure, and relates to the field of rapeseed oil production. This vegetable seed oil grinds device based on a stable in structure, including the support column, the first shell of upper portion fixedly connected with of support column, the inside of first shell is provided with rolls the dish, the support column upwards run through first shell and with roll the lower extreme fixed connection of dish, the upper end middle part fixedly connected with fixed axle of rolling the dish, the upper end edge of first shell is provided with first motor, the one end of first motor is extended and is provided with first pivot, the other end and the fixed axle of first pivot rotate to be connected, the lateral wall of first pivot rotates and is connected with the roller, the lateral wall of rolling the dish is provided with the sleeve, the lateral wall fixedly connected with of support column grinds the device in advance. Through rolling the rape seed in advance, improve subsequent grinding speed to and telescopic setting, can improve the material collection speed after the grinding.
Description
Technical Field
The invention relates to the field of rapeseed oil production, in particular to a rapeseed oil grinding device with a stable structure.
Background
Rapeseed oil is commonly called rapeseed oil, also called rapeseed oil, coriander oil, canola oil, sesame oil and canola oil, and is edible oil squeezed from rapeseed. Is one of the main edible oils in China, is mainly produced in Yangtze river basin, southwest, northwest and the like, and has the top world yield.
The rapeseed oil is required to be ground and crushed in the production process, so that the rapeseed oil is convenient to produce. The conventional rapeseed grinding and crushing treatment is to grind the rapeseed with complete particles directly, and the mode needs to grind the rapeseed repeatedly for a long time, so that the efficiency of the rapeseed grinding and crushing treatment is low. Meanwhile, after the existing grinding device finishes grinding, materials are not easy to collect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the rapeseed oil grinding device with a stable structure, and solves the problem of low grinding efficiency in rapeseed oil production.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a rapeseed oil grinding device of stable in structure, includes the support column, the upper portion fixedly connected with first shell of support column, the inner wall of first shell is provided with the L shape groove, the inside of first shell is provided with rolls the dish, the support column upwards run through first shell and with the lower extreme fixed connection that rolls the dish, the upper end middle part fixedly connected with fixed axle that rolls the dish, the upper end edge of first shell is provided with first motor, the one end extension of first motor is provided with first pivot, the other end and the fixed axle rotation of first pivot are connected, the lateral wall of first pivot just rotates in the upper end of rolling the dish and is connected with the mill, the lateral wall of rolling the dish is provided with the sleeve, telescopic lower part inner wall fixedly connected with second horizontal pole, the upper end of second horizontal pole is provided with the extension spring, the upper end of extension spring and the lower extreme fixed connection of rolling the dish, telescopic lateral wall fixedly connected with gag lever post, the other end of gag lever post extends to the inside in L shape groove, the lateral wall fixedly connected with of support column grinds the device in advance.
Preferably, the middle side wall of the supporting column is fixedly connected with a first cross rod, and the lower end of the first shell is provided with a first discharge hole.
Preferably, the lateral wall of first motor is provided with the roll groove, the upper end cooperation of roll groove and first shell, the upper end of first shell is provided with anti-skidding line.
Preferably, the pre-grinding device comprises a second shell, and a second motor is fixedly connected to a side wall of the second shell.
Preferably, the lower end of the second shell is provided with a second discharge hole, the upper end of the second shell is fixedly connected with a hopper, and the side wall of the hopper is fixedly connected with the side wall of the first shell.
Preferably, the inside of second shell runs through and is provided with the second pivot, and the quantity of second pivot is two, one the one end of second pivot and the motor shaft fixed connection of second motor, the fixed frame of both ends equal fixed connection of the lateral wall of second shell and in another second pivot to and the both ends of this second pivot all extend to the inside of fixed frame, the equal fixedly connected with of lateral wall of second pivot rolls.
Preferably, one side of fixed frame is run through and is provided with adjusting bolt, adjusting bolt supports the second pivot, adjusting bolt and fixed frame are threaded connection.
Preferably, the inside spring that is provided with of opposite side of fixed frame, the one end of spring supports the second pivot, the other end of spring supports the inner wall of fixed frame, spring and adjusting bolt all act on same root second pivot.
(III) advantageous effects
The invention provides a rapeseed oil grinding device with a stable structure. The method has the following beneficial effects:
1. according to the invention, the pre-grinding device is arranged, when the material passes between the two grinding rollers, the material is crushed, so that the subsequent grinding work is facilitated, the subsequent grinding efficiency is improved, meanwhile, the pre-grinding device and the grinding can be simultaneously carried out, the integral grinding efficiency of the material is improved, the gap between the two grinding rollers can be adjusted by the pre-grinding device, and the pre-grinding effect of the material after pre-grinding is conveniently controlled.
2. According to the invention, after the materials are milled, the sleeve can be pressed downwards through the limiting rod, the upper end of the sleeve is flush with the upper end of the milling disc, the materials can be cleaned from the milling disc into the first shell and fall into the container through the first discharge hole, the material collecting speed is greatly improved, and meanwhile, when the materials are milled, the upper end of the sleeve is higher than the upper end of the milling disc, so that the materials are prevented from being squeezed into the first shell during milling, and the milling quality is ensured.
3. According to the invention, the first motor is arranged at the upper end of the first shell, so that when the first motor drives the roller, a larger force arm is obtained compared with the case that the motor for driving the roller is arranged in the middle of the roller plate, further, the force required by the first motor for driving the roller is smaller, and the size and the power of the first motor are relatively smaller, thereby saving the cost.
Drawings
FIG. 1 is a side schematic view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic cross-sectional view of the rolling stand of the present invention;
FIG. 4 is a schematic top view of the pre-milling apparatus of the present invention;
FIG. 5 is a schematic view of an L-shaped slot of the present invention;
fig. 6 is an enlarged view of a portion a in fig. 1.
Wherein, 1, a support column; 2. a first cross bar; 3. a first housing; 4. a first discharge port; 5. a pre-grinding device; 6. a second discharge port; 7. a hopper; 8. a fixed shaft; 9. grinding; 10. a first rotating shaft; 11. a first motor; 12. a rolling groove; 13. a sleeve; 14. an L-shaped slot; 15. a limiting rod; 16. grinding the plate; 17. a second cross bar; 18. a tension spring; 19. a second housing; 20. a second rotating shaft; 21. a fixing frame; 22. rolling; 23. a second motor; 24. adjusting the bolt; 25. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 6, an embodiment of the present invention provides a structurally stable rapeseed oil grinding apparatus, which includes a supporting column 1, a first housing 3 is fixedly connected to an upper portion of the supporting column 1, an L-shaped groove 14 is formed in an inner wall of the first housing 3, a grinding plate 16 is arranged inside the first housing 3, the supporting column 1 upwardly penetrates the first housing 3 and is fixedly connected to a lower end of the grinding plate 16, a fixed shaft 8 is fixedly connected to a middle portion of an upper end of the grinding plate 16, a first motor 11 is arranged on an upper end edge of the first housing 3, a first rotating shaft 10 is extended from one end of the first motor 11, the other end of the first rotating shaft 10 is rotatably connected to the fixed shaft 8, a roller 9 is rotatably connected to an upper end of the grinding plate 16, a sleeve 13 is arranged on a side wall of the grinding plate 16, a second cross bar 17 is fixedly connected to a lower inner wall of the sleeve 13, a tension spring 18 is arranged on an upper end of the second cross bar 17, the upper end of extension spring 18 and the lower extreme fixed connection of rolling dish 16, the lateral wall fixedly connected with gag lever post 15 of sleeve 13, the other end of gag lever post 15 extends to the inside in L-shaped groove 14, and the lateral wall fixedly connected with of support column 1 grinds device 5 in advance, can pulverize the material in advance and handle, improves subsequent speed of grinding.
The middle side wall of the support column 1 is fixedly connected with a first cross rod 2, the lower end of a first shell 3 is provided with a first discharge hole 4, the side wall of a first motor 11 is provided with a rolling groove 12, the rolling groove 12 is matched with the upper end of the first shell 3, the upper end of the first shell 3 is provided with anti-slip patterns, so that slipping is prevented when the first motor 11 is driven, the pre-grinding device 5 comprises a second shell 19, the side wall of the second shell 19 is fixedly connected with a second motor 23, the lower end of the second shell 19 is provided with a second discharge hole 6, the upper end of the second shell 19 is fixedly connected with a hopper 7, the side wall of the hopper 7 is fixedly connected with the side wall of the first shell 3, a second rotating shaft 20 penetrates through the inside of the second shell 19, the number of the second rotating shafts 20 is two, one end of one second rotating shaft 20 is fixedly connected with a motor shaft of the second motor 23, the side wall of the second shell 19 is fixedly connected with fixed frames 21 at both ends of the other second rotating shaft 20, and both ends of this second pivot 20 all extend to the inside of fixed frame 21, the equal fixedly connected with of lateral wall of second pivot 20 rolls 22, one side of fixed frame 21 runs through and is provided with adjusting bolt 24, adjusting bolt 24 supports second pivot 20, adjusting bolt 24 and fixed frame 21 are threaded connection, the inside spring 25 that is provided with of opposite side of fixed frame 21, the second pivot 20 is supported to the one end of spring 25, the inner wall of fixed frame 21 is supported to the other end of spring 25, spring 25 and adjusting bolt 24 all act on same second pivot 20.
The working principle is as follows: when the invention is used, a stored container is placed below a first discharge port 4 and a second discharge port 6 in advance, a second motor 23 is started, a second rotating shaft 20 rotates to drive rolling rollers 22 to rotate, materials are placed in a hopper 7, the materials pass between the two rolling rollers 22 to be primarily crushed, the crushed materials fall into the preset container through the second discharge port 6, the primarily crushed materials are uniformly placed on a grinding disc 16, a first motor 11 is started, the first motor 11 rotates and rotates around a fixed shaft 8 at the upper end edge of a first shell 3, meanwhile, the first rotating shaft 10 pushes a roller 9 to roll on the grinding disc 16 and grind the materials, after grinding is finished, the limiting rod 15 is pressed, and rotates to enable one end of the limiting rod 15 to be clamped into the lower end of an L-shaped groove 14, meanwhile, the upper end of a sleeve 13 is flush with the upper end of the grinding disc 16, so that the materials can be cleaned from the grinding disc 16 to the first shell 3, the materials fall into the container through the first discharge hole 4, after the materials are cleaned, the limiting rod 15 is rotated reversely, the sleeve 13 is reset under the action of the tension spring 18, and then the next grinding operation can be carried out;
before the pre-grinding device 5 is used, the adjusting bolt 24 can be rotated, so that the distance between the two grinding rolls 22 is controlled, and the degree of pre-crushing of the materials is controlled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a stable in structure's rape seed oil milling device, includes support column (1), its characterized in that: the upper portion of the supporting column (1) is fixedly connected with a first shell (3), the inner wall of the first shell (3) is provided with an L-shaped groove (14), a rolling disc (16) is arranged in the first shell (3), the supporting column (1) upwards penetrates through the first shell (3) and is fixedly connected with the lower end of the rolling disc (16), the middle of the upper end of the rolling disc (16) is fixedly connected with a fixed shaft (8), the edge of the upper end of the first shell (3) is provided with a first motor (11), one end of the first motor (11) extends to be provided with a first rotating shaft (10), the other end of the first rotating shaft (10) is rotatably connected with the fixed shaft (8), the side wall of the first rotating shaft (10) is rotatably connected with a rolling disc (9) at the upper end of the rolling disc (16), the side wall of the rolling disc (16) is provided with a sleeve (13), and the lower portion of the inner wall of the sleeve (13) is fixedly connected with a second cross rod (17), the upper end of second horizontal pole (17) is provided with extension spring (18), the upper end of extension spring (18) and the lower extreme fixed connection who rolls dish (16), the lateral wall fixedly connected with gag lever post (15) of sleeve (13), the other end of gag lever post (15) extends to the inside in L shape groove (14), the lateral wall fixedly connected with of support column (1) grinds device (5) in advance.
2. The apparatus according to claim 1, wherein the apparatus further comprises: the middle side wall of the support column (1) is fixedly connected with a first cross rod (2), and the lower end of the first shell (3) is provided with a first discharge hole (4).
3. The apparatus according to claim 1, wherein the apparatus further comprises: the lateral wall of first motor (11) is provided with roll groove (12), the upper end cooperation of roll groove (12) and first shell (3), the upper end of first shell (3) is provided with anti-skidding line.
4. The apparatus according to claim 1, wherein the apparatus further comprises: the pre-grinding device (5) comprises a second shell (19), and a second motor (23) is fixedly connected to the side wall of the second shell (19).
5. The apparatus according to claim 4, wherein the apparatus further comprises: the lower extreme of second shell (19) is provided with second discharge gate (6), the upper end fixedly connected with hopper (7) of second shell (19), the lateral wall fixed connection of the lateral wall of hopper (7) and first shell (3).
6. The apparatus according to claim 4, wherein the apparatus further comprises: the inside of second shell (19) is run through and is provided with second pivot (20), and the quantity of second pivot (20) is two, one the motor shaft fixed connection of the one end of second pivot (20) and second motor (23), the lateral wall of second shell (19) and the fixed frame (21) of equal fixed connection in the both ends of another second pivot (20), the both ends of another second pivot (20) all extend to the inside of fixed frame (21), the equal fixedly connected with of lateral wall of second pivot (20) rolls (22).
7. The apparatus according to claim 6, wherein the apparatus further comprises: one side of the fixed frame (21) is provided with an adjusting bolt (24) in a penetrating mode, the adjusting bolt (24) props against the other second rotating shaft (20), and the adjusting bolt (24) is in threaded connection with the fixed frame (21).
8. The apparatus according to claim 7, wherein the apparatus further comprises: and a spring (25) is arranged in the other side of the fixed frame (21), one end of the spring (25) is propped against the other second rotating shaft (20), and the other end of the spring (25) is propped against the inner wall of the fixed frame (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891867.6A CN112138834B (en) | 2020-08-31 | 2020-08-31 | Rapeseed oil grinding device with stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891867.6A CN112138834B (en) | 2020-08-31 | 2020-08-31 | Rapeseed oil grinding device with stable structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112138834A CN112138834A (en) | 2020-12-29 |
| CN112138834B true CN112138834B (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010891867.6A Active CN112138834B (en) | 2020-08-31 | 2020-08-31 | Rapeseed oil grinding device with stable structure |
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| CN (1) | CN112138834B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793518B (en) * | 2021-01-28 | 2024-03-29 | 石家庄慧谷农业科技有限公司 | Agricultural equipment for improving soil in agriculture |
| CN114226047B (en) * | 2021-12-15 | 2023-01-20 | 安徽威能电源科技有限公司 | Pre-grinding device suitable for ball mill and ball mill with pre-grinding device |
| CN114939563A (en) * | 2022-05-19 | 2022-08-26 | 李鸿阊 | Solar cell panel's face cleaning device |
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|---|---|---|---|---|
| RU2080925C1 (en) * | 1995-11-01 | 1997-06-10 | Сельский Борис Евсеевич | Grinding device |
| CN102784695A (en) * | 2012-08-14 | 2012-11-21 | 郑州正旺科贸有限公司 | Stone rolling pulverizing mill |
| CN202752056U (en) * | 2012-09-04 | 2013-02-27 | 河北农业大学 | Three-layer stone milling device |
| CN104941515A (en) * | 2015-05-26 | 2015-09-30 | 安徽大地节能科技有限公司 | Grinding disk type saw dust granulation machine |
| CN208032710U (en) * | 2018-02-06 | 2018-11-02 | 邢台格默森化工科技有限公司 | A kind of fine chemical material milling apparatus |
| CN208068007U (en) * | 2018-01-04 | 2018-11-09 | 袁家玲 | A kind of five metalworking flat grinding devices |
| CN110975988A (en) * | 2019-12-12 | 2020-04-10 | 金辉 | Low-speed grinding stone mill |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013200578A1 (en) * | 2013-01-16 | 2014-07-17 | Siemens Aktiengesellschaft | Method for drive control |
-
2020
- 2020-08-31 CN CN202010891867.6A patent/CN112138834B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2080925C1 (en) * | 1995-11-01 | 1997-06-10 | Сельский Борис Евсеевич | Grinding device |
| CN102784695A (en) * | 2012-08-14 | 2012-11-21 | 郑州正旺科贸有限公司 | Stone rolling pulverizing mill |
| CN202752056U (en) * | 2012-09-04 | 2013-02-27 | 河北农业大学 | Three-layer stone milling device |
| CN104941515A (en) * | 2015-05-26 | 2015-09-30 | 安徽大地节能科技有限公司 | Grinding disk type saw dust granulation machine |
| CN208068007U (en) * | 2018-01-04 | 2018-11-09 | 袁家玲 | A kind of five metalworking flat grinding devices |
| CN208032710U (en) * | 2018-02-06 | 2018-11-02 | 邢台格默森化工科技有限公司 | A kind of fine chemical material milling apparatus |
| CN110975988A (en) * | 2019-12-12 | 2020-04-10 | 金辉 | Low-speed grinding stone mill |
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| CN112138834A (en) | 2020-12-29 |
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