CN210522683U - Colloid mill - Google Patents
Colloid mill Download PDFInfo
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- CN210522683U CN210522683U CN201921098696.0U CN201921098696U CN210522683U CN 210522683 U CN210522683 U CN 210522683U CN 201921098696 U CN201921098696 U CN 201921098696U CN 210522683 U CN210522683 U CN 210522683U
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Abstract
The application provides a colloid mill, which comprises a frame, a feed hopper, a grinding device and a discharge pipe; the grinding device comprises a driving rotating shaft, a movable grinding disc and a static grinding disc; the outer surface of the movable grinding disc is provided with three-stage movable grinding teeth; the three-stage movable grinding teeth comprise a first-stage movable grinding tooth, a second-stage movable grinding tooth and a third-stage movable grinding tooth which are sequentially arranged from top to bottom; the first-stage dynamic grinding teeth and the third-stage dynamic grinding teeth are helical teeth; the second-stage movable grinding teeth are rhombic teeth; three-stage static grinding teeth are correspondingly arranged on the inner surface of the static grinding disc; the three-stage static grinding teeth comprise a first-stage static grinding tooth, a second-stage static grinding tooth and a third-stage static grinding tooth which are sequentially arranged from top to bottom; the first-stage static grinding teeth, the second-stage static grinding teeth and the third-stage static grinding teeth are all helical teeth. According to the colloid mill, the three-stage movable grinding teeth and the three-stage static grinding teeth are adopted for grinding materials, so that feeding of solid materials with large particle sizes is facilitated, and the feeding speed is increased; but also ensures the fineness of grinding.
Description
Technical Field
The application relates to the technical field of grinding devices, in particular to a colloid mill.
Background
The colloid mill is a kind of processing machinery for grinding objects, and is mainly suitable for grinding and crushing of materials in food, pharmaceutical, chemical and other industries. The working principle is that the relative motion of rotor grinding teeth and stator grinding teeth in the colloid mill under high-speed rotation makes the processed material under the action of compound force such as self-gravity, centrifugal force and the like, and the processed material is subjected to strong shearing force, friction force and high-frequency vibration when passing through the gap, so as to achieve the purposes of dispersion, crushing, emulsification, homogenization and mixing. The inside one-level gerar grinding that is mostly of traditional colloid mill, when grinding the big particle size material of solid, can't compromise the input speed of material and the fineness of grinding simultaneously.
Disclosure of Invention
The object of the present application is to address the above problems and provide a colloid mill.
The application provides a colloid mill, which comprises a rack, a feed hopper arranged above the rack, a grinding device arranged inside the rack and a discharge pipe arranged on the side wall of the rack and close to the bottom of the rack; the grinding device comprises a driving rotating shaft; a movable grinding disc is fixedly arranged on the outer side of the driving rotating shaft; a static grinding disc is sleeved on the outer side of the movable grinding disc; the outer surface of the movable grinding disc is provided with three stages of movable grinding teeth along the circumferential direction; the three-stage movable grinding teeth comprise a first-stage movable grinding tooth, a second-stage movable grinding tooth and a third-stage movable grinding tooth which are sequentially arranged from top to bottom; the first stage dynamic grinding teeth and the third stage dynamic grinding teeth are helical teeth with the same inclination direction; the second-stage movable grinding teeth are rhombic teeth; the inner surface of the static millstone is correspondingly provided with three stages of static grinding teeth along the circumferential direction; the three-stage static grinding teeth comprise a first-stage static grinding tooth, a second-stage static grinding tooth and a third-stage static grinding tooth which are sequentially arranged from top to bottom; the first-stage static grinding teeth, the second-stage static grinding teeth and the third-stage static grinding teeth are all helical teeth; the inclination directions of the first-stage static grinding teeth and the third-stage static grinding teeth are consistent with the inclination direction of the first-stage movable grinding teeth. By adopting the technical scheme, the first-stage movable grinding teeth and the first-stage static grinding teeth are arranged into the helical teeth, so that feeding of solid materials with large particle size is facilitated, and the feeding speed is further improved; the second-stage movable grinding teeth are arranged to be diamond-shaped teeth, so that the grinding fineness is ensured; therefore, the colloid mill not only improves the feeding speed of solid materials with large particle size, but also ensures the grinding fineness.
According to the technical scheme provided by some embodiments of the application, a discharging device is arranged in the machine frame and below the grinding device; a material guide channel is arranged between the discharging device and the grinding device; the discharging device comprises a material collecting box; a filter screen and a screw conveyor are arranged in the material collecting box; the side wall of the material collecting box close to one side of the output end of the screw conveyor is provided with a material outlet connected with a material discharging pipe. Through adopting above-mentioned technical scheme, being provided with of filter screen does benefit to the filtering and does not conform to the material that grinds the fineness requirement, and screw conveyer's setting is favorable to the material that accords with the fineness requirement of grinding to discharge through the bin outlet fast.
According to the technical scheme provided by some embodiments of the application, a dust cover is arranged on the feed hopper; the dustproof cover is provided with a handle. Through adopting above-mentioned technical scheme, prevent that there are dust, impurity etc. to fall into the interior influence material's of colloid mill pureness in the grinding process.
According to the technical scheme provided by some embodiments of the application, a stirring shaft is arranged on one side of the dustproof cover close to the grinding device; a spiral blade is arranged on the stirring shaft; the stirring shaft passes through the dust cover and is connected with a second motor. Through adopting above-mentioned technical scheme, both be favorable to carrying out intensive mixing to the material before grinding, be favorable to again carrying out preliminary breakage to the large granule material.
According to the technical scheme provided by some embodiments of the application, a control valve is arranged on the discharge pipe; the input end of the control valve is in one-way electric connection with the output end of the controller.
According to the technical scheme provided by some embodiments of the application, an auxiliary feeding hole is formed in one side, close to the feeding hopper, of the movable grinding disc. Through adopting above-mentioned technical scheme, more be favorable to the material to get into and grind between moving mill and the quiet mill.
The beneficial effect of this application: the three-stage movable grinding teeth and the three-stage static grinding teeth are adopted to grind materials, and the first-stage movable grinding teeth and the first-stage static grinding teeth are set to be helical teeth, so that feeding of solid materials with large particle size is facilitated, and the feeding speed is improved; the second-stage movable grinding teeth are arranged to be diamond-shaped teeth, so that the grinding fineness is ensured; consequently, this application colloid mill has realized taking into account the feed rate of material and the fineness of grinding simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of a colloid mill provided in an embodiment of the present application;
FIG. 2 is a schematic diagram of an expanded structure of a three-stage movable grinding tooth of a colloid mill provided by an embodiment of the present application;
fig. 3 is a schematic unfolding structure diagram of three-stage static grinding teeth of a colloid mill provided in an embodiment of the present application.
The text labels in the figures are represented as:
1. a frame; 2. a feed hopper; 3. a discharge pipe; 4. a base plate; 5. driving the rotating shaft; 6. a first motor; 7. a movable grinding disc; 8. a static grinding disc; 9. a first-stage movable grinding tooth; 10. second-stage movable grinding teeth; 11. third-stage dynamic grinding teeth; 12. a first stage of static grinding teeth; 13. second-stage static grinding teeth; 14. third-stage static grinding teeth; 15. a material guide channel; 16. a material collecting box; 17. a filter screen; 18. a screw conveyor; 19. a dust cover; 20. a stirring shaft; 21. a helical blade; 22. a second motor; 23. a control valve; 24. auxiliary feed inlets.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
Referring to fig. 1 to 3, the present embodiment provides a colloid mill, which includes a frame 1, a feeding hopper 2 disposed above the frame 1, a grinding device disposed inside the frame 1, and a discharging pipe 3 disposed on a side wall of the frame 1 and close to a bottom of the frame 1; the frame 1 is arranged on the bottom plate 4; the grinding device comprises a driving rotating shaft 5; the driving rotating shaft 5 is connected with a first motor 6; a movable grinding disc 7 is fixedly arranged on the outer side of the driving rotating shaft 5; a static grinding disc 8 is sleeved on the outer side of the movable grinding disc 7; the outer surface of the movable grinding disc 7 is provided with three stages of movable grinding teeth along the circumferential direction; the three-stage movable grinding teeth comprise a first-stage movable grinding tooth 9, a second-stage movable grinding tooth 10 and a third-stage movable grinding tooth 11 which are sequentially arranged from top to bottom; the first-stage movable grinding teeth 9 and the third-stage movable grinding teeth 11 are oblique teeth with the same inclination direction; the second-stage movable grinding teeth 10 are diamond-shaped teeth; the inner surface of the static millstone 8 is correspondingly provided with three stages of static grinding teeth along the circumferential direction; the three-stage static grinding teeth comprise a first-stage static grinding tooth 12, a second-stage static grinding tooth 13 and a third-stage static grinding tooth 14 which are sequentially arranged from top to bottom; the first-stage static grinding teeth 12, the second-stage static grinding teeth 13 and the third-stage static grinding teeth 14 are all helical teeth; the inclination directions of the first stage static grinding teeth 12 and the third stage static grinding teeth 14 are consistent with the inclination direction of the first stage dynamic grinding teeth 9. The first-stage movable grinding teeth 9 and the first-stage static grinding teeth 12 are both provided with helical teeth, so that feeding of solid materials with large particle size is facilitated, and the feeding speed is further improved; the second-stage movable grinding teeth 10 are arranged to be diamond-shaped, so that the grinding fineness is guaranteed.
In a preferred embodiment, a discharging device is arranged in the machine frame 1 below the grinding device; a material guide channel 15 is arranged between the discharging device and the grinding device, and the ground material enters the discharging device through the material guide channel 15; the discharge device comprises a material collection box 16; a filter screen 17 is arranged at the upper part in the material collecting box 16 and used for filtering materials which do not meet the requirement of grinding fineness, and the materials which meet the requirement of grinding fineness fall into the bottom of the material collecting box 16; the bottom of the material collecting box 16 is provided with a screw conveyor 18, the side wall of the material collecting box 16 close to the output end side of the screw conveyor 18 is provided with a material outlet connected with the material discharging pipe 3, and materials meeting the grinding fineness requirement are rapidly discharged through the material outlet under the action of the screw conveyor 18.
In a preferred embodiment, the feed hopper 2 is provided with a dust cover 19 to prevent dust, impurities and the like from falling into the colloid mill during grinding to influence the purity of the materials; a handle is arranged on the dustproof cover 19, and a stirring shaft 20 is arranged on one side of the dustproof cover 19 close to the grinding device; the spiral blade 21 is arranged on the stirring shaft 20, and the stirring shaft 20 drives the spiral blade 21 to rotate, so that the materials before grinding are fully stirred, and large-particle materials are preliminarily crushed; the stirring shaft 20 passes through the dust cover 19 and is connected with a second motor 22.
In a preferred embodiment, the discharge pipe 3 is provided with a control valve 23; the input end of the control valve 23 is unidirectionally electrically connected with the output end of the controller.
In a preferred embodiment, an auxiliary feed inlet 24 is formed on one side of the movable grinding disc 7 close to the feed hopper 2, so that materials can enter between the movable grinding disc 7 and the static grinding disc 8 for grinding.
When the colloid mill provided by the embodiment of the application is used, materials enter the colloid mill through the feed hopper 2, the first motor 6 and the second motor 22 are started, the controller controls the control valve 23 to be opened, the stirring shaft 20 is driven to rotate through the second motor 22, so that the spiral blade 21 is driven to rotate, the materials are primarily crushed and pushed down, part of the materials directly enter a gap between the static grinding disc 8 and the movable grinding disc 7, the other part of the materials fall on the top of the movable grinding disc 7, the first motor 6 drives the driving rotating shaft 5 to rotate, so that the movable grinding disc 7 is driven to rotate, and the part of the materials on the top of the movable grinding disc 7 are thrown into the gap between the static grinding disc 8 and the movable grinding disc 7 through the auxiliary feed inlet 24 under the centrifugal action for grinding; after being sheared and ground by the three-level dynamic grinding teeth and the three-level static grinding teeth, the materials enter a discharging device through a material guide channel 15; the insufficiently ground material is filtered by filter screen 17, grinds the material that is abundant and accords with the grinding fineness and passes filter screen 17 and fall into the bottom of collecting box, can discharge through row material pipe 3 that links to each other with the bin outlet fast under screw conveyer 18's effect.
According to the colloid mill provided by the embodiment of the application, the first-stage movable grinding teeth 9 and the first-stage static grinding teeth 12 are both provided with the helical teeth, so that feeding of solid materials with large particle size is facilitated, and the feeding speed is further improved; the second-stage movable grinding teeth 10 are arranged to be diamond-shaped teeth, so that the grinding fineness is guaranteed; the filter screen 17 is arranged in the material collecting box 16, so that materials which do not meet the requirement of grinding fineness can be filtered, and the screw conveyor 18 is arranged at the bottom of the material collecting box 16, so that the materials which meet the requirement of grinding fineness can be discharged quickly through the discharge port; a dust cover 19 is arranged above the aggregate bin, so that dust, impurities and the like falling into the colloid mill during the grinding process can be prevented from affecting the purity of the materials; the arrangement of the stirring shaft 20 with the spiral blade 21 is not only beneficial to fully stirring materials before grinding, but also beneficial to primarily crushing large-particle materials; the auxiliary feed port 24 is arranged to facilitate the materials to enter between the movable grinding disc 7 and the static grinding disc 8 for grinding.
The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.
Claims (6)
1. The colloid mill is characterized by comprising a frame (1), a feed hopper (2) arranged above the frame (1), a grinding device arranged inside the frame (1) and a discharge pipe (3) arranged on the side wall of the frame (1) and close to the bottom of the frame (1); the grinding device comprises a driving rotating shaft (5); a movable grinding disc (7) is fixedly arranged on the outer side of the driving rotating shaft (5); a static grinding disc (8) is sleeved on the outer side of the movable grinding disc (7); the outer surface of the movable grinding disc (7) is provided with three stages of movable grinding teeth along the circumferential direction; the three-stage movable grinding teeth comprise a first-stage movable grinding tooth (9), a second-stage movable grinding tooth (10) and a third-stage movable grinding tooth (11) which are sequentially arranged from top to bottom; the first-stage movable grinding teeth (9) and the third-stage movable grinding teeth (11) are helical teeth with the same inclination direction; the second-stage movable grinding teeth (10) are rhombic teeth; the inner surface of the static millstone (8) is correspondingly provided with three stages of static grinding teeth along the circumferential direction; the three-stage static grinding teeth comprise first-stage static grinding teeth (12), second-stage static grinding teeth (13) and third-stage static grinding teeth (14) which are sequentially arranged from top to bottom; the first-stage static grinding teeth (12), the second-stage static grinding teeth (13) and the third-stage static grinding teeth (14) are all helical teeth; the inclination directions of the first-stage static grinding teeth (12) and the third-stage static grinding teeth (14) are consistent with the inclination direction of the first-stage dynamic grinding teeth (9).
2. A colloid mill according to claim 1, characterized in that a discharge device is provided inside the housing (1) below the grinding device; a material guide channel (15) is arranged between the discharging device and the grinding device; the discharge device comprises a collection box (16); a filter screen (17) and a screw conveyor (18) are arranged in the material collecting box (16); a discharge opening connected with the discharge pipe (3) is arranged on the side wall of the material collecting box (16) close to one side of the output end of the screw conveyor (18).
3. A colloid mill according to claim 1, characterized in that a dust cover (19) is provided on the feed hopper (2); and a handle is arranged on the dustproof cover (19).
4. A colloid mill according to claim 3, characterized in that the dust cap (19) is provided with a stirring shaft (20) on the side close to the grinding means; the stirring shaft (20) is provided with a spiral blade (21); the stirring shaft (20) penetrates through the dustproof cover (19) and is connected with a second motor (22).
5. Colloid mill according to claim 1, characterized in that the discharge conduit (3) is provided with a control valve (23); the input end of the control valve (23) is in one-way electric connection with the output end of the controller.
6. A colloid mill according to claim 1, characterized in that the side of the movable grinding disc (7) close to the feed hopper (2) is provided with an auxiliary feed opening (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921098696.0U CN210522683U (en) | 2019-07-15 | 2019-07-15 | Colloid mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921098696.0U CN210522683U (en) | 2019-07-15 | 2019-07-15 | Colloid mill |
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| Publication Number | Publication Date |
|---|---|
| CN210522683U true CN210522683U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921098696.0U Active CN210522683U (en) | 2019-07-15 | 2019-07-15 | Colloid mill |
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| CN (1) | CN210522683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644256A (en) * | 2020-06-10 | 2020-09-11 | 合肥通融新型材料科技有限公司 | Colloid mill for emulsifying waterborne epoxy resin |
-
2019
- 2019-07-15 CN CN201921098696.0U patent/CN210522683U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644256A (en) * | 2020-06-10 | 2020-09-11 | 合肥通融新型材料科技有限公司 | Colloid mill for emulsifying waterborne epoxy resin |
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