CN200992000Y - Combined-mould powder-moulding type granulating machine - Google Patents
Combined-mould powder-moulding type granulating machine Download PDFInfo
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- CN200992000Y CN200992000Y CN 200620165044 CN200620165044U CN200992000Y CN 200992000 Y CN200992000 Y CN 200992000Y CN 200620165044 CN200620165044 CN 200620165044 CN 200620165044 U CN200620165044 U CN 200620165044U CN 200992000 Y CN200992000 Y CN 200992000Y
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Abstract
The utility model relates to a granulator, in particular to a composite mold dust mold pressing granulator, which is generally adopted by the industries such as pharmacy tableting press, food product granulating, catalyst performing and ceramics for the technique such as static pressing particulates. The utility model resolves the demoulding problem of the existing double-roll pressing granulator, which comprises ring molds correspondingly arranged with concave mold distributed on the surface, a rotating shaft, a frame, a threshing shovel, an electric motor and a reducer. The ring molds on each side comprise at least a set of big and small ring molds that are matched with each other at intervals. The concave molds on the outer surfaces of each set of big and small ring molds are arranged adjacently and shaped into half granules. The big ring molds on one side are matched with the small ring mold on the other side, while the small ring molds on one side matched with the big ring molds on the other side. The inside diameter of the small ring mold is matched with the outside diameter of the rotating shaft and fixedly arranged on the rotating shaft. The inside diameter of the big ring mold is longer than the diameter of the rotating shaft with the cross part meshed. The big mold is positioned by two limit wheels and the small ring mold matched.
Description
Technical field
The utility model relates to a kind of granulation machinery, specifically is a kind of molding type granulator.The many technologies such as static pressure system particulate of being beaten industries such as ingot, food granulation, shaping of catalyst and pottery by pharmacy of this comminutor adopt.
Background technology
Existingly substantially can be divided into three kinds of the granulation of pair roller molding type, the breaking granulation of roll-in and extruded type granulations about powder granulation mode, its granulation mode is as follows respectively.
The breaking material of making of roll-in adopts a pair of plain roller that powder is pressed into sheet cake piece, again the fragmentation of cake piece, screening, crosses broken again, the screening of needs of thick material, and meticulous particle is compressing tablet, fragmentation, screening more then.If need spherical particle also to need to handle through shaping.
The extruded type granulation then granular material and adhesive kneaded after, discharge from the hole of porous mold through mechanical presses, obtain short column body particle through pelletizing, dry tack free and follow-up drying.As the need spheric granules, need to handle through shaping.
The above breaking and two kinds of granulation mode of extruded type is the indirect type granulation, because of production process is many, needs the consumption of more equipment input and manpower, power, has increased production cost, and coating of particles and quality all are difficult to control.But relatively reliably be used as the main mode of production of present granulation because of its production process.
Pair roller mold pressing comminutor adopts the roller 1 of the uniform half particle shape groove of a pair of outer surface ' in constant speed, relative rotation a granular material of inserting in the die to be compressed into particle through the closing point B ' of die with roller 2 '.' outer surface is furnished with half particle shape die 3 ' to roller 1, and ' outer surface is furnished with half particle shape die 4 ' to roller 2.Advantages such as the granulation of pair roller molding type is direct granulation, and it is few therefore to have operation, and treating capacity is big, and coating of particles is various, regular, and the input of equipment and energy consumption are all lower.But because the problem that how particle is spun off from the die of half particle shape can not solve always, cause the fault rate of plug mould high, can't guarantee ordinary production, addressing this problem becomes an important topic.
Summary of the invention
The utility model provides a kind of powder molding type granulator at above-mentioned prior art situation, this comminutor production efficiency height, and energy consumption is low, and the particle of production can spin off from die reliably.
The purpose of this utility model realizes in the following manner:
A kind of combination die powder molding type granulator, it comprises that the surface is evenly equipped with the ring mould that is oppositely arranged, rotating shaft, frame, threshing shovel, motor and the decelerator of die, it is characterized in that comprising at least in every side ring mould one group of large and small ring mould, the large and small ring die clearance of homonymy cooperates, and the adjacent setting of die of every group large and small ring mould outer surface also forms half particle shape; The big ring mould of one side and the little ring mould of opposite side are to mould, and the big ring mould of little ring mould and opposite side is to mould; The diameter of little ring mould inner ring and rotating shaft external diameter are suitable and be packed in the rotating shaft; The big mould internal diameter that encircles, encircles mould greatly and locatees by two position-limited wheels and to the little ring mould of mould between the two by the engagement of part tooth greater than the rotating shaft diameter.
The radially Mould Breadth of large and small ring mould equates, the footpath of large and small ring mould is poor to be slightly less than a radially Mould Breadth height.
The axial Mould Breadth of large and small ring mould equates all to be slightly less than pellet diameter, and the both sides of large and small ring mould outer peripheral face evenly are provided with two circle dies, and two circle die dislocation are arranged.
The rotating shaft outer surface is provided with the external toothing that matches with large and small ring mould, 3～5 projectioies that are axially arranged with the inner ring of the little ring mould location of matching with the external toothing of rotating shaft, the inner ring of the external toothing on rotating shaft surface and little ring mould leaves the sky tooth, encircles the ring gear of mould and the external toothing of rotating shaft greatly and partly meshes.
The external toothing of rotating shaft, the ring gear that encircles mould greatly all adopt the ladder straight-tooth structure.
Cooperate by the transition gear ring between big ring mould and the rotating shaft, the inner ring of transition gear ring and little ring mould all is packed in the rotating shaft by spline, encircles the ring gear of mould and the external toothing of rotating shaft greatly and partly meshes.
The transition gear ring all adopts the ladder straight-tooth structure with the ring gear of big ring mould.
Die on the large and small ring mould of every side on the same group is 1/4 particle shape.
Particle shape is elliposoidal, sphere or polyhedral structure.
Threshing shovel is comb shape, is divided into long tooth and short tooth, tilts to be installed in the bottom of large and small ring mould, and the front end of its long tooth and weak point tooth pastes mutually with outer surface little, that encircle mould greatly respectively.
Every group is adopted the ring mould of two different-diameters to form half particle shape die in closing point in the utility model, form closed complete particle shape with dislocation ring mould in closing point to mould, thereby finish the granulation of die, rotation with die, the pellet of producing leaves the closing point to mould, and the pellet of the demoulding is not stayed in half die.Again because the diameter difference of the ring mould in one group of the homonymy has formed the difference of the movement locus of large and small ring mould, thereby radially open half particle shape die again, the pellet of the demoulding can only not stayed in 1/4 die.Owing to be provided with the threshing shovel in the bottom of large and small ring mould, its power of enforcement can make pellet separate fully with mould again.
1/4 die of ring mould of the present utility model designs, and has solved the release problems of pellet, has improved the problem of threshing difficulty in the original 1/2 die production process.The probability that pellet not only rests in the die reduces, and the demoulding also becomes very easy.
Powder molding type granulator of the present utility model; kept existing advantage to mould mold pressing granulation; simultaneously solved the release problems of direct compression granulation again, simplified the technical process that granulation is produced greatly, made granulation production high-quality, efficient, low consumption, simple and direct and reliable.
Description of drawings
Fig. 1 is the pair roller structural representation of existing pair roller mold pressing comminutor.
Fig. 2 is a structure principle chart of the present utility model.
Fig. 3 is the another kind of fit system schematic diagram of the utility model ring mould and rotating shaft.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing:
Combination die powder molding type granulator of the present utility model; it comprises that the surface is evenly equipped with the ring mould (also claiming mould) that is oppositely arranged of die; rotating shaft; frame; the threshing shovel; motor and decelerator; at least comprise one group big in every side ring mould; little ring mould; homonymy big; little ring die clearance cooperates; every group big; the adjacent setting of die of little ring mould outer surface also forms half particle shape; every side big on the same group; die on the little ring mould is 1/4 particle shape; as half particle shape die 4 on the big ring mould among Fig. 2; half particle shape die 3 on the little ring mould, the machinable particle shape of this comminutor are oval; shape such as sphere or polyhedron.In Fig. 2, the big ring mould 6 of a side is to mould with the little ring mould 7 of opposite side, and little ring mould 5 is to mould with the big ring mould 8 of opposite side; The diameter of little ring mould 5 and 7 inner rings and rotating shaft 1,2 external diameters are suitable and be packed in the rotating shaft; Big ring mould 6,8 internal diameters are greater than rotating shaft 1,2 diameters, both by the engagement of part tooth, encircle mould 6 greatly by position-limited wheel 9 and position-limited wheel 10 and to little ring mould 7 location of mould, encircle mould 8 greatly by position-limited wheel 11 and position-limited wheel 12 and to little ring mould 5 location of mould.
The radially Mould Breadth of large and small ring mould equates, the footpath of large and small ring mould is poor to be slightly less than a radially Mould Breadth height, airtight to guarantee inner ring, prevents that dust from entering in the space between big ring mould and the rotating shaft.
The axial Mould Breadth of large and small ring mould equates all to be slightly less than pellet diameter, and the both sides of large and small ring mould outer peripheral face evenly are provided with two circle dies, and two circle die dislocation are arranged, and improve effective working face, reduce the compressing tablet phenomenon.
Rotating shaft 1,2 outer surfaces are provided with the external toothing that matches with large and small ring mould, 3～5 projectioies that are axially arranged with the inner ring of little ring mould 5,7 location of matching with the external toothing of rotating shaft 1,2, the inner ring of the external toothing on rotating shaft 1,2 surfaces and little ring mould 5,7 leaves the sky tooth, encircles the ring gear of mould 6,8 and the external toothing of rotating shaft 1,2 greatly and partly meshes.The external toothing of rotating shaft 1,2, the ring gear that encircles mould 6,8 greatly all adopt the ladder straight-tooth structure.Threshing shovel 13 is comb shape and is packed on the frame, and it is divided into long tooth 16 and short tooth 15, tilts to be installed in the bottom of large and small ring mould, and the front end of its long tooth 16 and weak point tooth 15 pastes mutually with outer surface little, that encircle mould greatly respectively, as shown in Figure 3.
As shown in Figure 3, the utility model can also adopt another kind of fit system, cooperate by transition gear ring 17 between big ring mould 6 and the rotating shaft 1, the inner ring of transition gear ring 17 and little ring mould 5 all is packed in the rotating shaft 1 by spline 18, the transition gear ring 18 parts engagement of the ring gear of big ring mould 6 and rotating shaft 1, its fit system to mould is identical.Transition gear ring 18 all adopts the ladder straight-tooth structure with the ring gear of big ring mould 6.
The ring mould of the every side of the utility model can be many groups, the large and small ring mould of every side alternately, in the mould little, encircle mould greatly and match, every like this closure once can process many, to improve output.The end of ring mould of the present utility model can adopt keeper to fix.
This practical course of work: wherein the rotating shaft of a side is a driving shaft, and the rotating shaft of opposite side is driven shaft, by motor through the decelerator transmission.One group of being sleeved in the same rotating shaft is big, little ring mould is under the drive of rotating shaft, outer surface moves at the uniform velocity relatively, the die of outer surface is added powder when hopper, in the nip angle powder is compressed to the die of closing point B to the mould outer surface gradually, the relative mould with it of big or small ring mould in every group is medium and small, big ring mould, four synthetic closed complete particle shapes of ring module, and the powder in the die caused omnidistance maximum compression stress, powder is compressed into particle, excessively behind the closing point B, promptly after the closing point to mould, mould is separated gradually, die is opened, and encircles mould greatly with respect to the lifting gradually of little ring mould, with the particle holder in the little ring mould die from little ring mould.When big ring mould went to the position of comb shape threshing shovel, its die bottom had exceeded little ring mould outer surface, and the long tooth of comb shape threshing shovel is the oblique angle wedging from the pellet bottom, forced the material grain to be deviate from the die of big ring mould.The end of comb shape shovel will be encircled the defective material removing on mould surface greatly simultaneously.
Closing point B by two position-limited wheels and little ring mould matches to the big ring mould in the mould, keeps the relatively stable of big ring mould movement locus.The external toothing of big ring mould and rotating shaft only is meshed near the scope to the closing point of mould, and institute thinks that part meshes.The rotating shaft global design has external toothing, little ring mould inner ring can be by three or four spline location, less amount of lubrication oil or lubricating grease can be put in the space of little ring mould and all the other external toothings of rotating shaft, be used for oilgear and the two sides of encircling mould, and can prevent to enter of the damage of the impurity of large and small ring intermode both.
The utility model has solved the release problems of direct compression granulation effectively, has simplified the operation process that granulation is produced widely, makes granulation production high-quality, efficient, low consumption, simple and direct and reliable.
Claims (10)
1, a kind of combination die powder molding type granulator, it comprises that the surface is evenly equipped with the ring mould that is oppositely arranged, rotating shaft, frame, threshing shovel, motor and the decelerator of die, it is characterized in that comprising at least in every side ring mould one group of large and small ring mould, the large and small ring die clearance of homonymy cooperates, and the adjacent setting of die of every group large and small ring mould outer surface also forms half particle shape; The big ring mould of one side and the little ring mould of opposite side are to mould, and the big ring mould of little ring mould and opposite side is to mould; The diameter of little ring mould inner ring and rotating shaft external diameter are suitable and be packed in the rotating shaft; The big mould internal diameter that encircles is greater than the rotating shaft diameter, and both mesh by the part tooth, encircles mould greatly and locatees by two position-limited wheels and to the little ring mould of mould.
2, comminutor according to claim 1 is characterized in that the radially Mould Breadth of described large and small ring mould equates, the footpath of large and small ring mould is poor to be slightly less than a radially Mould Breadth height.
3, comminutor according to claim 1 is characterized in that the axial Mould Breadth of described large and small ring mould equates all to be slightly less than pellet diameter, and the both sides of large and small ring mould outer peripheral face evenly are provided with two circle dies, and two circle die dislocation are arranged.
4, comminutor according to claim 1; it is characterized in that described rotating shaft outer surface is provided with the external toothing that matches with large and small ring mould; 3～5 projectioies that are axially arranged with the inner ring of the little ring mould location of matching with the external toothing of rotating shaft is encircled the ring gear of mould and the external toothing of rotating shaft greatly and is partly meshed.
5, comminutor according to claim 4 is characterized in that the external toothing of described rotating shaft, the ring gear that encircles mould greatly all adopt the ladder straight-tooth structure.
6, comminutor according to claim 1 is characterized in that cooperating by the transition gear ring between described big ring mould and the rotating shaft, and the inner ring of transition gear ring and little ring mould all is packed in the rotating shaft by spline, encircles the ring gear of mould and the external toothing of rotating shaft greatly and partly meshes.
7, comminutor according to claim 6 is characterized in that the described transition gear ring and the ring gear of big ring mould all adopt the ladder straight-tooth structure.
8, comminutor according to claim 1 is characterized in that the die on the large and small ring mould during described every side on the same group is 1/4 particle shape.
9, comminutor according to claim 1 is characterized in that described particle shape is elliposoidal, sphere or polyhedral structure.
10, comminutor according to claim 1 is characterized in that described threshing shovel is comb shape, is divided into long tooth and short tooth, tilts to be installed in the bottom of large and small ring mould, and the front end of its long tooth and weak point tooth pastes mutually with outer surface little, that encircle mould greatly respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620165044 CN200992000Y (en) | 2006-12-12 | 2006-12-12 | Combined-mould powder-moulding type granulating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620165044 CN200992000Y (en) | 2006-12-12 | 2006-12-12 | Combined-mould powder-moulding type granulating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200992000Y true CN200992000Y (en) | 2007-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620165044 Expired - Lifetime CN200992000Y (en) | 2006-12-12 | 2006-12-12 | Combined-mould powder-moulding type granulating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200992000Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101411971B (en) * | 2007-10-17 | 2011-07-06 | 邵汉宁 | Combination die powder molding type granulator |
| CN103478878A (en) * | 2012-06-12 | 2014-01-01 | 昆山市张浦镇合通网络科技服务部 | Simple quick block making machine |
| CN103983542A (en) * | 2014-05-09 | 2014-08-13 | 南京理工大学 | Powder space movement distribution research test device |
-
2006
- 2006-12-12 CN CN 200620165044 patent/CN200992000Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101411971B (en) * | 2007-10-17 | 2011-07-06 | 邵汉宁 | Combination die powder molding type granulator |
| CN103478878A (en) * | 2012-06-12 | 2014-01-01 | 昆山市张浦镇合通网络科技服务部 | Simple quick block making machine |
| CN103983542A (en) * | 2014-05-09 | 2014-08-13 | 南京理工大学 | Powder space movement distribution research test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20071219 Effective date of abandoning: 20061212 |