CN210585270U - Grinding cutter of vertical flour mill - Google Patents
Grinding cutter of vertical flour mill Download PDFInfo
- Publication number
- CN210585270U CN210585270U CN201921283549.0U CN201921283549U CN210585270U CN 210585270 U CN210585270 U CN 210585270U CN 201921283549 U CN201921283549 U CN 201921283549U CN 210585270 U CN210585270 U CN 210585270U
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- China
- Prior art keywords
- grinding
- blade
- cutter
- crushing
- blade disc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000227 grinding Methods 0.000 title claims abstract description 72
- 235000013312 flour Nutrition 0.000 title abstract description 21
- 238000003801 milling Methods 0.000 claims description 5
- 229910001315 Tool steel Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 23
- 238000009434 installation Methods 0.000 abstract description 5
- 239000000843 powder Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a grinding cutter of vertical flour mill, which connects a first cutter disc, a second cutter disc and a third cutter disc together through a rotating shaft, and materials enter from the upper part of the first cutter disc, a guide plate guides the materials to the outer part of the first grinding cutter for preliminary grinding, the primarily ground materials directly fall from the upper part of the second grinding cutter for secondary grinding, and the powders are ground through a grinding sleeve after the secondary grinding, thereby improving the grinding efficiency and the grinding precision; the first crushing knife, the second crushing knife and the grinding sleeve which are directly used for crushing can be detachably arranged, so that the crushing knife is convenient to replace after being worn and the replacement cost is reduced; the second cutter head mainly comprises a second inner ring, a second outer ring, a second connecting plate and a third connecting plate, so that a cavity is formed in the middle of the second cutter head, the weight of the second cutter head is reduced, the motor for driving the rotating shaft to rotate is further enabled to reduce energy consumption, and the installation is convenient.
Description
Technical Field
The utility model relates to a powder production facility field, in particular to vertical milling machine's grinding sword.
Background
The pulverizer is widely applied to the pulverizing processing of mineral product materials in the fields of metallurgy, building materials, chemical industry, mines and the like. According to the fineness of the ground material and the fineness of the discharged material, the flour mill can be divided into six types of flour mills, namely a longitudinal pendulum flour mill, a high-pressure suspension roller flour mill, a high-pressure micro-powder flour mill, a straight-through centrifugal flour mill, an overpressure trapezoidal flour mill and a three-ring medium-speed flour mill.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art's weak point, an object of the present invention is to provide a vertical flour mill's grinding knife, aiming at solving the problem that the grinding blade grinding performance of flour mills in the prior art is not good enough and the grinding blade replacement cost is high.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a vertical milling machine's grinding sword, includes pivot, first blade disc, second blade disc and third blade disc, and first blade disc, second blade disc and third blade disc set up with the axle center and arrange in the pivot in proper order, evenly install first crushing sword and inversion toper guide plate between first blade disc and the second blade disc, first crushing sword both ends are respectively at the border of installing at first blade disc and second blade disc, and the guide plate is fixed at the up end of second blade disc and is arranged in the cavity middle part that first crushing sword encloses, is equipped with vertical sword groove at second blade disc surface, and the sword is smashed to fixedly connected with second on the sword groove, and the lower terminal surface at the second blade disc is fixed to the third blade disc, and third blade disc surface cover is equipped with the grinding cover, and the grinding cover distributes on the surface has the lug.
In the grinding cutter of the vertical flour mill, the second cutter head comprises a second inner ring sleeved on the rotating shaft and a second outer ring connected with the second grinding cutter, a second connecting plate is evenly connected to the upper end between the second inner ring and the second outer ring, a third connecting plate is evenly connected to the lower end between the second inner ring and the second outer ring, and the second connecting plate and the third connecting plate are arranged in a staggered mode.
In the grinding knife of the vertical flour mill, the first knife disc comprises a first inner ring sleeved on the rotating shaft and a first outer ring connected with the upper end of the first crushing knife, a first connecting plate is uniformly connected between the first inner ring and the first outer ring, and the upper end of the first crushing knife is fixed at the upper end of the second outer ring.
In the grinding knife of the vertical flour mill, the inner surfaces of the first inner ring and the second inner ring are respectively provided with a positioning groove, a limiting block matched with the positioning groove is arranged on the rotating shaft, and the third cutter head is fixed at the lower end of the rotating shaft through a shaft sleeve.
In the grinding knife of the vertical flour mill, the guide plate is fixed on the second connecting plate through screws, and the third cutter head is fixed on the third connecting plate through screws.
In the grinding knife of the vertical flour mill, the grinding sleeve and the lug are of an integral structure.
In the grinding knife of the vertical flour mill, the first grinding knife, the second grinding knife and the grinding sleeve are all made of high-speed tool steel.
In the grinding knife of the vertical flour mill, the second grinding knife comprises a connecting part and a knife edge part, and a through hole groove is arranged between the connecting part and the knife edge part.
Has the advantages that:
the utility model provides a grinding cutter of vertical flour mill, connect first blade disc, second blade disc and third blade disc together through the pivot to the material gets into from first blade disc top, and the guide plate carries out preliminary grinding with the first crushing cutter department in the material direction outside, and the material through preliminary grinding directly falls from second crushing cutter top, carries out the second time and smashes, carries out the powder through grinding cover department again after the second time is smashed, improves grinding efficiency and grinding precision; the first crushing knife, the second crushing knife and the grinding sleeve which are directly used for crushing can be detachably arranged, so that the crushing knife is convenient to replace after being worn and the replacement cost is reduced; the second cutter head mainly comprises a second inner ring, a second outer ring, a second connecting plate and a third connecting plate, so that a cavity is formed in the middle of the second cutter head, the weight of the second cutter head is reduced, the motor for driving the rotating shaft to rotate is further enabled to reduce energy consumption, and the installation is convenient.
Drawings
Fig. 1 is a schematic view of a grinding blade of the vertical pulverizer provided by the present invention.
Fig. 2 is a front view of the grinding blade of the vertical pulverizer provided by the present invention.
Fig. 3 is a top view of the grinding blade of the vertical type pulverizer provided by the present invention.
Fig. 4 is a schematic structural diagram of a second crushing blade of the grinding blade of the vertical pulverizer.
Detailed Description
The utility model provides a vertical milling machine's grinding sword, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the drawing the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Please refer to fig. 1-3, the utility model provides a grinding cutter of vertical milling machine, including pivot 1, first blade disc 2, second blade disc 8 and third blade disc 11 set up with the axle center and arrange in pivot 1 in proper order, and is concrete, first blade disc 2 is including cup jointing the first inner ring 21 in pivot 1 and connecting the first outer loop 23 of first crushing cutter 4 upper end, evenly is connected with first connecting plate 22 between first inner ring 2 and the first outer loop 23, and the upper end at the second outer loop is fixed to first crushing cutter 4 upper end. The second cutter head 8 comprises a second inner ring 83 sleeved on the rotating shaft and a second outer ring 81 connected with a second crushing cutter, a second connecting plate 82 is evenly connected to the upper end between the second inner ring 83 and the second outer ring 81, a third connecting plate 84 is evenly connected to the lower end between the second inner ring and the second outer ring, positioning grooves are formed in the inner surfaces of the first inner ring and the second inner ring, a limiting block 102 matched with the positioning grooves is arranged on the rotating shaft, and the third cutter head 11 is fixed to the lower end of the rotating shaft through a shaft sleeve.
Specifically, the third cutter disc is fixed on the lower end face of the second cutter disc, a vertical cutter groove is formed in the outer surface of the second cutter disc, and a second crushing cutter 7 is fixedly connected to the cutter groove.
In the aforesaid, the third blade disc is the toper form, and pass through the axle sleeve at the lower extreme of pivot and fix the center at the third blade disc, middle part at the pivot is equipped with stopper 102, second blade disc and first blade disc overlap in proper order in the pivot, and make the locating piece cooperation of its constant head tank and pivot, after the installation, the lower terminal surface of second blade disc and the up end butt of third blade disc, and the third connecting plate passes through the fix with screw on the up end of third blade disc, realize the fixed of second blade disc, first blade disc passes through first crushing sword and realizes the fixed with the second blade disc, the third blade disc passes through the fix with screw on the third connecting plate.
The first cutter head 2 mainly comprises a first inner ring 21, a first outer ring 23 and first connecting plates 22, so that materials can fall onto the first crushing cutter from the space between the first connecting plates to realize primary crushing. The second cutter head 8 mainly comprises a second inner ring 83, a second outer ring 81, a second connecting plate 82 and a third connecting plate 84, so that a cavity is formed in the middle of the second cutter head, the weight of the second cutter head is reduced, and the energy consumption of a motor for driving the rotating shaft to rotate is reduced. Preferably, for convenience of installation and maintenance, the second connecting plate and the third connecting plate are arranged in a staggered mode, namely when screws between the second cutter disc and the third cutter disc are fixed, a worker can stretch down the tool to install the screws between the second connecting plate, blocking of the second connecting plate is avoided, for example, when the height of the second cutter disc is low, the operation that the mounting tool is blocked by the second connecting plate when the screws on the third connecting plate are installed from the top is achieved, sight lines are blocked, the second connecting plate and the third connecting plate are arranged in a staggered mode, and the problem is avoided.
Specifically, evenly install first crushing sword 4 and inversion toper guide plate 9 between first blade disc and the second blade disc, first crushing sword both ends are respectively at the border of installing at first blade disc and second blade disc, and guide plate 9 is fixed in the up end of second blade disc and arranges the cavity middle part that first crushing sword encloses in, and the guide plate passes through the fix with screw on the second connecting plate. Specifically, the guide plate guides the materials to the first crushing knives around, and the guide plate covers the upper part of the second cutter head, so that the materials are prevented from entering the second cutter head, and the materials pass through the second crushing knives outside the second cutter head after passing through the first crushing knives.
Specifically, the outer surface of the third cutter head 11 is sleeved with a grinding sleeve 6, the surface of the grinding sleeve 6 is distributed with lugs 5, and preferably, the grinding sleeve and the lugs are of an integral structure. Wherein, the first crushing cutter, the second crushing cutter and the grinding sleeve are all made of high-speed tool steel. First crushing sword promptly, the second is smashed the sword and is ground the cover and for the main part that is used for smashing the material, consequently it adopts the great material preparation of hardness, increase its practical life, and first crushing sword, the second is smashed the sword and is ground the cover and be the detachable fixed connection who realizes through the screw, convenient change, and grind the cover and grind the part for grinding, directly be used for grinding, it is worn and torn relatively easily, so will overlap at third blade disc surface, directly change after wearing and tearing grind the cover can, need not change together with the third blade disc, and the maintenance cost is reduced. And the arrangement of the convex blocks increases the surface area and improves the crushing effect.
In another embodiment, on the basis of the above structure, the second crushing cutter is divided into a connecting portion 711 and a blade portion 712, and a through hole groove 713 is provided between the connecting portion and the blade portion, the connecting portion 711 is connected with the cutter groove, the blade portion 712 is used for crushing materials, and a through hole groove 713 is provided between the connecting portion and the blade portion, and the through hole groove is spaced from an end portion of the blade portion (i.e., the blade edge), so that the second crushing cutter performs a crushing function, and the through hole groove communicates with two side surfaces of the second crushing cutter, so that during the rotation of the second cutter, part of the second crushing cutter performs a function of blocking part of the materials to crush the materials at the blade edge, and the redundant part of the materials passes through the through hole groove and is crushed at the adjacent second crushing cutter, so that each second crushing cutter is used uniformly.
In the utility model, the first cutter disc, the second cutter disc and the third cutter disc are connected together through the rotating shaft, materials enter from the upper part of the first cutter disc, the guide plate guides the materials to the first crushing cutter outside for primary crushing, the materials after primary crushing directly fall from the upper part of the second crushing cutter for secondary crushing, and the materials after secondary crushing are subjected to powder grinding through the grinding sleeve, so that the grinding efficiency and the grinding precision are improved; the first crushing knife, the second crushing knife and the grinding sleeve which are directly used for crushing can be detachably arranged, so that the crushing knife is convenient to replace after being worn and the replacement cost is reduced; the second cutter head mainly comprises a second inner ring, a second outer ring, a second connecting plate and a third connecting plate, so that a cavity is formed in the middle of the second cutter head, the weight of the second cutter head is reduced, the motor for driving the rotating shaft to rotate is further enabled to reduce energy consumption, and the installation is convenient.
It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a vertical milling machine's grinding sword, a serial communication port, including pivot, first blade disc, second blade disc and third blade disc set up with the axle center and arrange in the pivot in proper order, evenly install first crushing sword and inversion toper guide plate between first blade disc and the second blade disc, first crushing sword both ends are respectively at the border of installing at first blade disc and second blade disc, and the guide plate is fixed at the up end of second blade disc and is arranged in the cavity middle part that first crushing sword encloses, is equipped with vertical sword groove at second blade disc surface, and the sword is smashed to fixedly connected with second on the sword groove, and the lower terminal surface at the second blade disc is fixed to the third blade disc, and third blade disc surface cover is equipped with the grinding cover, and the distribution has the lug on the grinding cover surface.
2. The grinding tool of the vertical mill according to claim 1, wherein the second cutter head includes a second inner ring sleeved on the rotary shaft and a second outer ring connected to the second grinding tool, a second connecting plate is uniformly connected to an upper end between the second inner ring and the second outer ring, a third connecting plate is uniformly connected to a lower end between the second inner ring and the second outer ring, and the second connecting plate and the third connecting plate are disposed in a staggered manner.
3. The grinding tool of the vertical mill according to claim 2, wherein the first cutter head includes a first inner ring sleeved on the rotary shaft and a first outer ring connected to an upper end of the first crushing cutter, a first connecting plate is uniformly connected between the first inner ring and the first outer ring, and the upper end of the first crushing cutter is fixed to an upper end of the second outer ring.
4. A grinding blade for a vertical mill according to claim 3, wherein the first inner ring and the second inner ring each have a positioning groove on an inner surface thereof, the rotary shaft is provided with a stopper fitted to the positioning groove, and the third cutter head is fixed to a lower end of the rotary shaft through a bushing.
5. A grinding blade for a vertical mill according to claim 4, characterized in that the deflector is fixed to the second connecting plate by screws, and the third cutter head is fixed to the third connecting plate by screws.
6. A grinding stone for a vertical mill as claimed in claim 1, characterized in that the grinding cup is of one-piece construction with the projection.
7. The grinding blade of a vertical mill according to claim 1, wherein the first grinding blade, the second grinding blade and the grinding sleeve are made of high speed tool steel.
8. A grinding blade for a vertical mill according to claim 1, wherein the second crushing blade includes a connecting portion and a blade portion, and a through-hole groove is provided between the connecting portion and the blade portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921283549.0U CN210585270U (en) | 2019-08-08 | 2019-08-08 | Grinding cutter of vertical flour mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921283549.0U CN210585270U (en) | 2019-08-08 | 2019-08-08 | Grinding cutter of vertical flour mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210585270U true CN210585270U (en) | 2020-05-22 |
Family
ID=70719914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921283549.0U Expired - Fee Related CN210585270U (en) | 2019-08-08 | 2019-08-08 | Grinding cutter of vertical flour mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210585270U (en) |
-
2019
- 2019-08-08 CN CN201921283549.0U patent/CN210585270U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |