CN108903695B

CN108903695B - Energy-gathering material fine grinding device

Info

Publication number: CN108903695B
Application number: CN201810875769.6A
Authority: CN
Inventors: 廖忠民
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-01
Filing date: 2015-09-01
Publication date: 2021-06-18
Anticipated expiration: 2035-09-01
Also published as: CN108903695A; CN108888132A; CN108814340A; CN105832193A; CN105832193B

Abstract

An energy concentrating material refiner comprising: the power device, the rotary main cutting tool and the container also comprise an energy-gathering fine grinder; the energy concentrator comprises: an open type flow guide surface; the open type flow guide surface is arranged at a position close to a cutting area of the main cutting tool, the positive direction of the normal line of the open type flow guide surface points to the direction opposite to the positive direction of the tangent line of the rotating track of the tool, the function of the open type flow guide surface comprises the steps of guiding the speed which is obtained by material particles and is approximately same as the speed direction of the cutting tool to the speed which is approximately opposite to the speed direction of the cutting tool, and guiding the negative energy which weakens the cutting effect to the positive energy which strengthens the cutting effect; the beneficial effects of saving energy and improving efficiency and quality are achieved.

Description

Energy-gathering material fine grinding device

Technical Field

The application is a divisional application, and the application date of the original application is as follows: 09 month and 01 days 2015; original application number: 201510573705.7, respectively; the invention provides the following: an energy-gathering material fine grinding device.

The invention relates to the technical field of material processing, in particular to a material refiner.

Background

The existing household material crushing device adopts a common mode that a rotary cutter is mainly matched with a container to complete material crushing, and the method has a simple structure, can meet some actual requirements, but cannot realize crushing with fine granularity. For the crushing of fine granularity, people adopt methods of configuring a precision net, an inner crushing cup and the like to realize the crushing; the methods improve the crushing effect, but the precise net is difficult to clean, the structure of the inner crushing cup is complex, and the cleaning workload is large.

Disclosure of Invention

The invention aims to provide a material crushing device which is simple in structure, small in cleaning workload and capable of achieving a crushing effect of fine granularity.

An energy concentrating material refiner comprising: the power device, the rotary main cutting tool and the container also comprise an energy-gathering fine grinder; the energy concentrator comprises: an energy-collecting fluid director, or a refiner, or a combination of any energy-collecting fluid director and any refiner;

the energy-gathering flow director comprises at least one energy-gathering flow director unit, the energy-gathering flow director unit is provided with a flow guide surface, and the geometric shape of the flow guide surface comprises a plane, a rotating surface or other space curved surfaces; the types of the flow guide surfaces comprise an open flow guide surface, a channel type flow guide surface and a composite flow guide surface; the open type flow guide surface is arranged at a position close to the cutting area of the main cutting tool, the positive direction of the normal line of the cutter points to the direction opposite to the positive direction of the tangent line of the rotating track of the cutter (the condition can be visually described as that the needle points in the two ray directions are opposite to each other 'the needle point is opposite to the wheat awn'), the function of which comprises directing the material particles to a velocity substantially equal to the direction of the cutting tool velocity (which situation may be visually described as "material particles running in front of, cutting tool chasing behind") to a velocity substantially opposite to the direction of the cutting tool velocity (which situation may be visually described as "material particles hitting the cutting tool head on"), or to a container edge location that is further from the cutting zone of the main cutting tool, the normal positive direction of the main cutting tool points to the cutting area of the main cutting tool, and the function of the main cutting tool comprises guiding material particles far away from the cutting area back to the crushing area; the channel-shaped flow guide surface is a channel-shaped curved surface comprising an inlet and one or more outlets, the inlet is close to the crushing area of the main cutting tool or comprises a part or all of the crushing area of the main cutting tool, and the outlets point to the position and the direction of the flow direction of the expected material flow, and the function of the channel-shaped flow guide surface comprises guiding the material flow to a certain specific position and direction; the composite flow guide surface has more than 2 structural characteristics of the flow guide surface, so that the composite flow guide surface has more than 2 functions of the flow guide surface.

The refiner comprises at least one refiner unit comprising at least one stationary blade, the refiner unit being either fixed proximate to the cutting zone of the primary cutting blade or proximate to the outlet of the energy director directing the flow of the material, or having its blades fixed within the outlet of the energy director directing the flow of the material, the stationary blade being directed towards the cutting zone, including in the direction of the expected flow of the material (this situation may be visually described as "material particles hitting the stationary blade face").

The energy collecting refiner is fixedly connected with a non-moving structural component of a power device or a container, and the connection comprises non-detachable connection or detachable connection; the detachable connection comprises a threaded connection, a screw connection or a quick detachable connection; the quick detachable connection comprises a buckle or a turn buckle; the non-moving structural component of the power device comprises a machine base and a machine head, the container comprises a container body and a container accessory, and the container accessory comprises a container cover.

It goes without saying that any part of the energy refiner must be outside the cylinder formed by the main cutting tool rotation path to ensure that no interference occurs; under this precondition, as close as possible to the cutting zone.

Figure 1 is a schematic view of an embodiment of the energy refiner, the lower figure being a front view, in which a container 3 is partly cut away and a body part of the energy refiner 1 is partly cut away to show its internal structure; the upper figure is a bottom view of the rest of the machine after removal of the container 3; the main cutting tool 5 is connected with the power device 2 through the cutter shaft 4, the cutter shaft 4 can be connected with a motor through a speed change mechanism and a transmission mechanism, and can also directly use a rotating shaft of the motor, the main cutting tool 5 not only generates acting force in the circumference and the tangential direction of the material in the rotating cutting process, but also generates partial acting force in the direction parallel to the axis 6 to the material through the inclination of a cutting edge, the bending angle of a blade or other structural modes, the resultant force of the partial acting force and a plane vertical to the rotating axis of the main cutting tool form an included angle, and the predicted value of the included angle can be obtained through theoretical calculation and is corrected through actual test; these are prior art and will not be described in detail later; the energy-gathering fine grinding device 1 is special in the invention, and is matched with the main cutting tool 5 to work to realize the function of enhancing the cutting effect; the energy-gathering fine-grinding device 1 comprises an energy-gathering flow guider 11 and a fine-grinding device 12 which form the main part of the energy-gathering fine-grinding device, and a connecting and fixing structure 13; the flow guide surface of the energy-gathering flow guider 11 is a circular ring type channel-shaped curved surface surrounding the main cutting tool, a plurality of fixed tools arranged on one side of a circular ring in the outlet direction of the expected material flow direction form a refiner 12, the fixed tool blade edge of the refiner is vertical to the rotation axis of the main cutting tool, when the angle between the positive direction of the expected material flow velocity and the plane vertical to the rotation axis of the main cutting tool is alpha, the angle between the positive direction of the central plane of the cutting edge of the fixed tool and the plane vertical to the rotation axis of the main cutting tool is-alpha, namely the positive direction of the central plane of the cutting edge of the fixed tool and the plane.

Figure 2 is a schematic view of a second embodiment of the energy refiner 20, when the whole device is placed with the rotation axis 6 of the main cutter 5 along the vertical direction and the component force of the main cutter 5 in the direction parallel to the axis 6 is vertical upwards, the energy refiner 22 comprises an energy deflector 22 and a refiner 23, the energy deflector 22 is a circular ring with a lower end lower than the lowest point of the main cutter and an upper end not higher than the highest point of the main cutter by 1 mm; the refiner 23 comprises more than one fixed blade 21, the blade distribution positions of the fixed blades 21 comprise a vertical plane passing through the rotation axis of the main cutting tool, an inclined plane having a certain angle with the horizontal plane, or a curved surface with other shapes, and the cutting direction of the blade of the fixed blade 21 points to the cutting area; the cutting edges of the fixed cutters 21 are distributed on a vertical plane passing through the rotation axis of the main cutting tool, and the cutting direction of the cutting edges points to the cutting area, including the cutting edge sharp angle of the section of the fixed cutters 21 on the horizontal plane points to the cutting area; (FIG. 3 is a schematic diagram of the geometric relationship between the cross section of the stationary knife 21 on the horizontal plane B-B and the projected circle of the rotation locus of a specific point on the cutting edge of the main cutting tool on the horizontal plane B-B, the projected direction is a top view;) the cutting edge sharp angle of the cross section of the stationary knife 21 on the horizontal plane points to the cutting area, and the cutting direction of the cutting edge sharp angle of the stationary knife 21 is directly opposite to the positive direction of the tangent line of the projected circle of the rotation locus of a specific point on the cutting edge of the main cutting tool on the horizontal plane, i.e. the positive direction of the tangential linear velocity, including the center line 31 of the cutting edge sharp angle on the cross section of the horizontal plane and the tangent line of the projected circle of the rotation locus of a specific point on the cutting edge of the main cutting; the specific point on the main cutting tool blade is a point between a blade tip (a point which is 1 time of the rotation radius from the rotation axis 6) and a point which is 0.8 time of the rotation radius from the rotation axis 6 on the main cutting tool blade, and comprises the blade tip; in fig. 3, a projection circle 30 of the rotation locus of the cutting edge on the horizontal plane and a projection circle 35 of the rotation locus of a point which is 0.8 times the rotation radius from the rotation axis 6 on the horizontal plane are drawn, and the fixed knife 33 is a position of the fixed knife 21 corresponding to the projection circle 35, and in fact, the fixed knife 21 should be close to the rotation locus of the cutting edge of the main cutting tool like the fixed knife 33, and the distance is increased for the reader to clearly distinguish the fixed knife from the center line 31 and the arrow 32; the arrow 32 indicates the direction of the linear velocity in the tangential direction when the main cutting tool 5 is rotated, which is opposite to the cutting direction of the edge of the fixed cutter 21, and the material flow that gets energy from the main cutting tool 5 has the same or substantially the same linear velocity as the direction of the velocity of the main cutting tool 5, and will hit against the edge of the fixed cutter; arrow 34 indicates the direction of rotation of the main cutting tool 5; the fixed cutter entity is formed by scanning the section of the horizontal plane along a straight line or a smooth curve distributed on a vertical plane passing through the rotation axis of the main cutting tool; an example formed by a straight line scan on a vertical plane of the main cutting tool rotation axis is shown in fig. 2; figure 4 is a diagram of an example of a stationary blade entity forming an energy concentrator 40 formed by a smooth curve sweep in a vertical plane through the axis of rotation of the main cutting blade in a section of the stationary blade in the horizontal plane, the main cutting blade 5 not being shown for clarity of the drawing; the energy-gathering refiner comprises an energy-gathering deflector 41 and a refiner 42, wherein the refiner 42 comprises a plurality of fixed blades 43, and the section of the cross section of the end surface of each fixed blade 43 is the section of each fixed blade on the horizontal plane C-C.

Figure 5 is a schematic view of a third embodiment of the energy concentrator, the lower part of figure 5 being a D-D section and the upper part being an E-E section, the selection of the E-E plane section allowing to see the section of the deflector element group 53 across the deflector ring 52; fig. 6 is a cross-sectional view of the deflector unit 54 at a horizontal plane E-E through a certain point of the main cutting tool 51 and a schematic view of the geometrical relationship between a projected circle 65 of the rotation trajectory of a certain point of the main cutting tool 51 at the horizontal plane E-E, the projected direction being in a bottom view; when the whole device is placed in a mode that the rotation axis 56 of the main cutting tool 51 is along the vertical direction, and the partial acting force of the main cutting tool 51 in the direction parallel to the axis 56 is vertical and upward, the energy-gathering deflector 50 comprises a deflector ring 52 arranged at the feed end below the main cutting tool and a deflector unit group 53 above the deflector ring, and the deflector unit group 53 comprises N deflector units 54 which are uniformly distributed in a ring shape by taking the axis 56 as a central axis; the curved surface of the deflector unit 54 close to one side of the main cutting tool 51 is a deflector surface 55, and the positive direction of the normal line of the deflector surface 55 faces the positive direction of the tangent line of the rotating track of a certain specific point on the cutting edge of the main cutting tool; the positive normal direction of the flow guide surface 55 faces the positive direction of the tangent line of the rotating track of a certain specific point on the cutting edge of the main cutting tool, and the sectional view of the flow guide surface 55 on the horizontal plane E-E is a section of the involute of a circle taking the projection circle 65 of the rotating track of the certain specific point on the cutting edge of the main cutting tool 51 on the horizontal plane E-E as a base circle; the rotation track circle 65 is determined as a section of an involute of a circle of a base circle, and is designed through theoretical calculation and corrected through actual test; according to the definition of involute of circle, the tangent line from any point on the involute of the circle to the base circle is not only collinear with the generating line passing through the point, but also collinear with the normal line of the point on the involute, the special definition in this document is that the direction of the tangent line pointing to the point on the involute is the positive direction of the tangent line, the direction of the normal line pointing to the tangent point of the point is the positive direction of the normal line, and the distance from the point to the tangent point is the length of the generating line of the point; the design is calculated through theory, the design is calculated according to the number of the blades of the main cutting tool, when the number of the blades of the main cutting tool is N, a point on an involute, where the length of the involute is (1-0.05) pi R/N to (1-0.2) pi R/N, is selected as an end point, a section of the involute, where the point on the involute, where the length of the involute is (1+0.05) pi R/N to (1+0.1) pi R/N is the other end point, is selected as a section curve of the guide surface 55 on a horizontal plane E-E, and of course, before a specific numerical value is determined, the section curve must be checked to not interfere with the rotation track of the main cutting tool; in fig. 6, the cross-sectional view of the rotation axis 56 on the horizontal plane E-E is a point, and the cross-sectional view of the deflector unit 54 on the horizontal plane E-E is a plane area surrounded by a horizontal closed ring composed of a set of curves which are sequentially connected end to end; in fig. 6, the number of the main cutting tool blades is 4, a point 61 on an involute where a line length is (1-0.05) pi R/4 to (1-0.2) pi R/4 occurs is an end point, a point 62 on the involute where a line length is (1+0.05) pi R/4 to (1+0.1) pi R/4 occurs is another end point, and a segment of an involute of a circle, which takes a projection circle 65 of a rotation locus of a certain specific point of the main cutting tool 51 on a horizontal plane E-E as a base circle, is a section of the guide plane 55 on the horizontal plane E-E; arrow 63 indicates the direction of the linear velocity of the material flow after the material flow in the positive tangential direction hits the guide surface 55 and is reflected by the guide surface 55 (opposite to the forward direction of the reflection), and the material flow with the velocity direction will hit the blade of the main cutting tool 51; for example, when the material impacted by the edge of the blade 66 moves to the diversion surface, is reflected and then moves to the original position, the edge of the blade 67 simultaneously reaches the position of the edge of the original blade 66 and just meets and collides with the material; arrow 64 indicates the direction of rotation of the main cutting insert 51; the specific point on the main cutting tool blade is a point between the point from the blade tip to a point which is 0.92 times of the rotating radius from the rotating axis 6 on the main cutting tool blade, and comprises the blade tip; the deflector unit entity is formed by scanning the cross section of said deflector unit in the horizontal plane along a straight line, or a smooth curve, distributed on a vertical plane passing through the rotation axis of the main cutting tool.

Figure 7 shows a fourth embodiment of the energy refiner with a container 72 partly in section and a body part of the energy refiner 70 partly in section to show the internal structure; the main cutting tool 78 is connected with the power device 71 through the cutter shaft 77, the cutter shaft 77 can be connected with the motor through a speed change mechanism and a transmission mechanism, and can also directly use a rotating shaft of the motor, the main cutting tool 78 not only generates acting force in the circumference and the tangential direction of the material in the rotating cutting process, but also generates acting force in the direction parallel to the axis 771 to the material through the inclination of the cutting edge, the bending angle of the blade or other structural modes, which are the prior art and will not be detailed later; the energy concentrator 70 comprises an energy concentrating deflector 75, a refiner 74 and a connecting and fixing structure 79 which form the main part of the energy concentrator; when the whole device is placed in a mode that the rotation axis 771 of the main cutting tool 78 is along the vertical direction, and the partial acting force of the main cutting tool 78 in the direction parallel to the axis 771 is vertical and upward, the flow guiding surface of the energy-gathering flow guider 75 is a channel-shaped curved surface which comprises a large ring at the lower feeding end, a small ring at the upper discharging end and a middle circular table surface which surround the main cutting tool 78; the energy-gathering fine grinding device 74 comprises a plurality of fixed cutters arranged on the inner side of a small circular ring at the discharge end, the cutting edges of the fixed cutters of the fine grinding device 74 are perpendicular to the rotation axis 771 of the main cutting tool, and when the included angle between the positive direction of the material flow motion speed and the plane perpendicular to the rotation axis of the main cutting tool is predicted to be alpha, the included angle between the positive direction of the central plane of the cutting edge of the fixed cutter and the plane perpendicular to the rotation axis of the main cutting tool is-alpha; the connecting and fixing structure 79 connects the energy-gathering flow guider 75, the refiner 74 and the container cover 73 into a whole, and an anti-rotating structure is arranged between the container 72 and the container cover 73.

Figure 8 shows a fifth embodiment of the energy refiner in a partly sectioned view of the container 3 and partly sectioned view of the main cutting tool 82; the energy-gathering fine grinder 84 works in cooperation with the main cutting tool 82 to enhance the cutting effect; the energy refiner 84 comprises a disc-shaped base 87, a plurality of strip-shaped tooth groups 88 formed by strip-shaped teeth with triangular sections; when the entire apparatus is placed with the rotation axis 81 of the main cutting tool 82 oriented vertically and the component force of the main cutting tool 82 in the direction parallel to the axis 81 is directed vertically upward, the energy concentrator 84 is disposed above the main cutting tool 82 and the strip-shaped tooth group 88 is disposed on the lower surface of the disk-shaped base 87; the geometrical shape of the strip-shaped teeth is formed by scanning a triangular section along a straight line or a curved line distributed on the lower surface of the disc-shaped substrate 87; the side of the downward vertex angle of the triangular section comprises a straight line section or a curved line section; the bar tooth group 88 comprises a plurality of refiner type bar teeth, or a plurality of energy-gathering deflector type bar teeth, or a combination of any number of refiner type bar teeth and any number of energy-gathering deflector type bar teeth; the refiner type bar-shaped teeth are formed by scanning a refiner type triangular section 103, and the energy-gathering deflector type bar-shaped teeth are formed by scanning an energy-gathering deflector type triangular section 106;

sections

103 and 106 are enlarged cross-sectional views of the strip teeth below the drawing plane of fig. 10, which are perpendicular to the scanning trajectory; the forward direction of the center line 104 of the downward vertex angle of the refiner-type triangular section 103 is collinear with and opposite to the direction of the expected linear velocity component of the material flow on the plane of the triangular section, and the arrow 102 in fig. 10 represents the direction of the expected linear velocity component of the material flow in the tangential direction, namely the center line of the downward vertex angle of the triangular section, namely the angular bisector thereof; the positive direction of the central normal 107 of the long side of the downward vertex angle of the energy-gathering deflector-type triangular section 106 is collinear with and opposite to the direction of the expected linear velocity of the material flow on the plane of the triangular section, and an arrow 105 represents the direction of the expected linear velocity of the material flow in the tangential direction;

figure 9 is a schematic view of the distribution of the bar teeth of the set of bar teeth on the lower surface of the disc shaped base in a fifth embodiment of the refiner of energy concentrating material, the distribution of the bar teeth of the set of bar teeth on the lower surface of the disc shaped base comprises parallel 91, radial 92, millstone teeth 93, the scanning trajectory of the bar teeth comprises a straight line or a curved line; the parallel shape 91 is dense because lines are dense, and the scale is enlarged to ensure that the drawing surface can be seen clearly, so that the drawing surface of fig. 9 does not show that the area of the parallel shape 91 is larger than that of the radial shape 92 and the grinding disc tooth shape 93, but only shows the distribution mode of the strip teeth in the strip tooth group on the lower surface of the disc-shaped substrate.

Figure 10 is a schematic diagram of a preferred form of the fifth embodiment of the energy concentrator, in elevation similar to figure 8, with the top view of figure 10 showing the rest of the machine after removal of the container 86 and the bottom view showing an enlarged cross-section of the bar teeth perpendicular to the scanning path; a scanning track of the geometry of the bar-shaped teeth 101 is formed, which is a smooth curve formed by extending the projection line of the main blade of the main cutting tool 82 on the lower surface of the disc-shaped base 87 to the outer circumference, along which the refiner type triangular section 102 or the energy-concentrating deflector type triangular section 103 of the bar-shaped teeth scans to form the bar-shaped teeth, and a plurality of the bar-shaped teeth form an annular array with the rotation axis 81 of the main cutting tool 82 as a central axis; in the actual design process, for example, because the distance between the end of the main cutting edge of the main cutting tool 82 close to the end of the rotation axis 81 and the rotation axis 81 is relatively small, according to the smooth curve scan formed by extending the projection line of the main cutting edge of the main cutting tool 82 on the lower surface of the disc-shaped base 87 to the outer circumference, the formed strip-shaped teeth and the adjacent strip-shaped teeth interfere with each other, and the method of adjusting the length of the end of the smooth curve close to the end of the rotation axis 81 can be adopted, wherein the adjustment method comprises equal length or step-type (fig. 10 shows the result of two-step adjustment), so that the distance between the end of the strip-shaped teeth forming the strip-shaped teeth group close to the end of the rotation.

Figure 11 is a schematic view of a sixth embodiment of the energy refiner, the upper figure being a cross-sectional F-F view, wherein the container 113 has been partly cut away to show its internal structure, but the main cutter 112 and the stationary cutter 116 have not been cut away for clarity; the following figures are H-H cross-sectional views, which form views taken from the perspective of facilitating clear distinction between the main cutting tool 112 and the stationary tool 116 when the main cutting tool 112 is rotated to a position that overlaps less with the projection of the stationary tool 116 onto a plane perpendicular to the axis of rotation 118 of the main cutting tool 112; the main cutting tool 112 is connected with the power device 111 through a cutter shaft 117, the cutter shaft 117 can be connected with a motor through a speed change mechanism and a transmission mechanism, or a rotating shaft of the motor can be directly used, the main cutting tool 112 not only generates acting force in the circumferential direction and the tangential direction of the material in the rotating cutting process, but also generates partial acting force in the direction parallel to an axis 118 to the material through the inclination of a cutter edge, the bending angle of a cutter blade or other structural modes, which are the prior art, and detailed description is not provided later; the energy-gathering refiner is unique in the present invention, and works in cooperation with the main cutting tool 112 to realize the function of enhancing the cutting effect; the energy refiner comprises a fixed cutter 116 and a connecting structural member 114; fig. 12 is a schematic diagram of the key structural elements of the main cutting tool 112 or the entire insert, which is rotated 180 ° around a straight line 121 perpendicular to the rotation axis 118 of the main cutting tool 112 and intersecting the rotation axis 118 as a central axis to form a fixed tool 116, and the upper view is a front view and the lower view is a plan view; figure 13 is a schematic view of a sixth embodiment of a refiner of energy-concentrating material according to which the

blades

134, 135 are constructed in reverse on the basis of the shape of the

primary blades

132, 136 of the blades 131 of the main cutting tool, thus forming the blades 133 of the stationary tool; the structure of the fixed cutter 116 has the functions that the cutting direction of the blade is opposite to that of the blade of the main cutter 112, and the component acting force parallel to the axis 118 generated on the material flow moving in the same direction as the main cutter 115 is opposite to that of the component acting force parallel to the axis 118 generated by the main cutter 112; the specific form of the structure of the fixed cutter 116 having the above function includes that the cutting edge of the fixed cutter 116 and the bending angle of the blade or other structures having influence on the movement of the cutting or material flow, or the whole blade, are corresponding functional structures of the main cutter 112, and are formed by rotating 180 ° around a straight line 121 which is perpendicular to the rotation axis 118 of the main cutter 112 and intersects with the rotation axis 118 as a central axis (see fig. 12); or the structure of the fixed cutter is formed by reducing or expanding towards the peripheral direction or one or more directions on the basis of the blade shape of the fixed cutter 116 formed in the above way; or the fixed cutter 133 reversely constructs the

cutting edges

134 and 135 on the basis of the original shape curves of the

cutting edges

132 and 136 of the blades 131 of the main cutting cutter 112 to form the fixed cutter blades 133, wherein the

cutting edges

134 and 135 correspond to the

cutting edges

132 and 136, the curves of the groups of cutting edges are the same, but the slopes of the cutting edges are opposite, and the cutting directions are opposite (see fig. 13); or the structure of the fixed cutter is formed by reducing or expanding towards the peripheral direction or one or more directions on the basis of the shape of the blade 133 of the fixed cutter; after the fixed blade is formed, the energy concentrator is formed by appropriately configuring the connecting structure (including the mounting holes on the fixed blade 133, the connecting structure 114, and the like).

The invention relates to an energy-gathering material refiner, which leads the speed obtained by material particles and approximately same as the speed direction of a main cutting tool (in this case, if the speed of the edge of the main cutting tool is V1 and the speed of the material particles is V2 when the edge of the main cutting tool collides with the material particles, the absolute value of the relative speed between the edge of the main cutting tool and the edge of the material particles is | V1 | -V2 |) to be the speed approximately opposite to the speed direction of the cutting tool (in this case, if the edge of the main cutting tool collides with the material particles, the speed of the edge of the main cutting tool is V1 and the speed of the material particles is V2, the absolute value of the relative speed between the edge of the main cutting tool and the material particles is | V1 | + | V2 |), leads the negative energy weakening the cutting effect to be the positive energy strengthening the cutting effect, and improves the utilization efficiency of energy and the cutting efficiency; the cutting edge of the fixed cutter of the refiner faces the direction in which the material flow is expected to flow out, so that part of the material particles leaving the cutting area collide against the cutting edge of the fixed cutter to realize re-cutting, and part of the energy doing useless work is converted into the energy doing useful work; the beneficial effects of saving energy and improving efficiency and quality are achieved.

Drawings

Figure 1 is a schematic view of an embodiment of the energy concentrating material refiner.

Figure 2 is a schematic view of a second embodiment of the energy concentrator.

Fig. 3 is a schematic diagram of the cross section of the stationary blade 21 in the horizontal plane B-B and the geometrical relationship of the projection circle of the rotation locus of the nose of the main cutting tool in the horizontal plane B-B according to the second embodiment.

Figure 4 is a schematic view of an example of an energy refiner comprising a stationary blade body formed by a smooth curve sweep on a vertical plane of the main cutting tool rotation axis in a section of the stationary blade in a horizontal plane according to the second embodiment.

Figure 5 is a schematic view of a third embodiment of the energy concentrator.

Fig. 6 is a schematic view of the geometric relationship between the section of the deflector unit 54 according to the third embodiment in the horizontal plane E-E passing through a certain point on the cutting edge of the main cutting tool 51 and the projected circle 65 of the rotation locus of the certain point on the cutting edge of the main cutting tool 51 in the horizontal plane E-E.

Figure 7 is a schematic view of a fourth embodiment of the energy refiner.

Figure 8 is a schematic view of a fifth embodiment of the energy concentrator.

Figure 9 shows schematically the distribution of the set of bar teeth on the lower surface of the disc-shaped base in a fifth embodiment of the refiner of energy concentrating material.

Figure 10 is a schematic view of a preferred embodiment of the fifth embodiment of the energy concentrator.

Figure 11 shows a sixth embodiment of the refiner of energy material.

Fig. 12 is a schematic diagram of a key structural element of the main cutting tool 112 in the sixth embodiment of the energy concentrating material refiner, which is rotated 180 ° around a straight line 121 perpendicular to the rotation axis 118 of the main cutting tool 112 and intersecting the rotation axis 118 as a central axis to form a key structural element of the fixed tool 116.

Figure 13 is a schematic illustration of the key features of the main cutting tool 112 in a sixth embodiment of the energy concentrator, formed by another method.

FIG. 14 is a schematic view of example 2.

FIG. 15 is a schematic view of example 3.

FIG. 16 is a schematic view of example 7.

Detailed Description

Example 1, figure 1 is also a schematic view of an energy concentrating material refiner of the present invention applied to a soymilk machine. The other parts are similar to the prior soymilk machine, so the details are not described; the energy-gathering fine grinding device 1 is special in the invention, and is matched with the main cutting tool 5 to work to realize the function of enhancing the cutting effect; when the whole device is placed in a mode that the rotation axis 6 of the main cutting tool 5 is along the vertical direction, and the partial acting force of the main cutting tool in the direction parallel to the axis 6 is vertical upwards, the energy-collecting fluid director 11 is a circular ring surrounding the main cutting tool, a plurality of fixed tools arranged in the circular ring above the main cutting tool 5 form a refiner 12, the blades of the refiner are distributed on a plane parallel to the horizontal plane, and when the included angle between the positive direction of the material flow motion and the horizontal plane is predicted to be alpha, the included angle between the positive direction of the central plane of the blades of the fixed tools and the horizontal plane is-alpha; the connecting and securing structure 13 is a quick-release connection of the rotating snap-in type, so that the securing blades of the refiner 12 are arranged to leave a passage for the passage of the blades of the main cutting blade 5 during the loading and unloading.

FIG. 14 is a schematic diagram of the embodiment 2, wherein the power device 8 has the same working principle as the power device 2 in FIG. 1 and only slightly different appearance, and the container 3 and the main cutting tool 5 have the same working principle as in FIG. 1; except that it is configured with an energy refiner 50, the working principle of which is described in section 0008 of the present description.

Figure 15 is a schematic illustration of embodiment 3, wherein the structure of the energy refiner 40 has been clearly shown in figure 4, for the sake of clarity of the drawing, so that no cross-sectional treatment has been performed; the working principle of the power device 8 is the same as that of figure 14, and the working principle of the container 3 and the main cutting tool is the same as that of figure 1; except that it is configured with an energy refiner 40, the working principle of which is described in section 0006 of the present description.

Example 4, figure 7 is also a schematic view of an embodiment 4 of an energy concentrator according to the present invention, the working principle of which is described in [0008] of this specification; the sealing ring 76 is shown for preventing liquid penetration; the arrangement of the stationary blades of the refiner 74 also does not need to take into account the passage of the blades of the primary cutting blade 78 as in embodiment 1.

Embodiment 5, figure 8 is also a schematic view of said embodiment 5 of energy concentrator, from the bottom view, figure 10; the energy refiner 84 comprises a disc-shaped base 87, a plurality of strip-shaped tooth groups 88 formed by strip-shaped teeth with triangular sections; the triangular section of the strip-shaped teeth comprises a refiner type triangular section 103 and an energy-gathering flow guide type triangular section 106; the geometrical shape of the strip-shaped teeth is formed by scanning a triangular section along a straight line or a curve distributed on the lower surface of the disc-shaped substrate 87; the side of the downward vertex angle of the triangular section comprises a straight line section or a curved line section; the set of bar teeth 87 comprises a plurality of bar teeth formed by refiner type triangular sections 103, or a plurality of bar teeth formed by collector type triangular sections 106, or a combination of bar teeth formed by any number of sections 103 and bar teeth formed by any number of sections 106; the distribution mode of the strip teeth in the strip tooth group on the lower surface of the disc-shaped base body comprises a parallel shape 91, a radial shape 92 and a grinding disc tooth shape 93; the rest of the working principles are described in the section [0010] of the specification. .

Example 6, figure 11 is also a schematic view of an embodiment 6 of the energy concentrator, the working principle of which is described in paragraph 0012 of this specification.

FIG. 16 is a schematic view of example 7, wherein the lower view is a plan view and the upper view is a front view, wherein the container 160 and the container cover 166 are partially cut and processed, and the hole at the lower end of the cutter shaft 163 is movably fitted with a shaft core 161 fixed at the bottom of the container, so that the partial cut and processing is also performed; to show its internal structure; the main cutting tool 162 is connected with a power device 168 through a cutter shaft 163, the upper end of the cutter shaft 163 is provided with a spline hole which is matched with a spline at the lower end of the power device 168 to transmit power, the outside of the spline at the lower end of the power device 168 is provided with a protective cover 167, the spline at the lower end of the power device 2 is connected with a motor through a speed change mechanism in the power device 2 to transmit power, the power device 2 is also provided with a starting switch, a travel switch and a connecting rod, the starting switch and the travel switch are connected in series, the travel switch and the connecting rod are in a mechanical linkage relation, only after the matching connection of the power device 2 and a container cover is correctly in place, the connecting rod is pushed to further push the travel switch to be switched on, the starting switch can be pressed to start working, the container 160 and; example 7 the basic working principle of the energy concentrator is similar to that described in paragraph [0012] of this specification, but slightly different from this, the main cutting tool 162 is connected to the power device 168 above through the knife shaft 163 to transmit power, so the middle parts of the container cover 166 and the fixed tool 164 are provided with a through hole which is movably matched with the knife shaft 163, and the fixed tool fixing devices 165 are arranged at both ends of the fixed tool; after the main cutting tool starts to work, the processed material is not only cut by the main cutting tool 162 and obtains a speed substantially the same as the moving direction of the main cutting tool, but also impacts against the blade of the fixed tool 164 at the speed, so that the multiple cutting is realized, and the energy utilization efficiency and the cutting quality are improved.

For the purposes of illustrating the invention in detail, this specification illustrates certain specific structures for the purpose of illustrating the principles of the invention for the purpose of aiding the reader in understanding the invention and for the purpose of enabling it to be used in practice in a flexible manner and, it is to be understood that such descriptions are merely illustrative and not restrictive; all or part of the equivalents which come within the meaning of the claims are intended to be embraced therein.

Claims

1. An energy concentrating material refiner comprising: the power device, the rotary main cutting tool and the container also comprise an energy-gathering fine grinder; it is characterized in that the energy-gathering fine grinding device comprises: the energy-gathering fluid director comprises at least one energy-gathering fluid director unit, the energy-gathering fluid director unit is provided with a flow guide surface, the type of the flow guide surface comprises an open flow guide surface, the open flow guide surface is arranged at a position close to a cutting area of a main cutting tool, the normal positive direction of the open flow guide surface points to the direction opposite to the tangential positive direction of the rotating track of the tool, and the function of the energy-gathering fluid director comprises the step of guiding the speed which is approximately the same as the speed direction of the cutting tool and is obtained by material particles to the speed which is approximately opposite to the speed direction of the cutting tool; when the whole device is placed in a mode that the rotation axis of the main cutting tool is along the vertical direction, and the partial acting force of the main cutting tool in the direction parallel to the rotation axis of the main cutting tool is vertical and upward, the energy-gathering flow director comprises a flow guide ring arranged at the feed end below the main cutting tool and a flow director unit group above the flow guide ring, wherein the flow director unit group comprises N flow director units which are uniformly distributed in a ring shape by taking the rotation axis of the main cutting tool as a central axis; the curved surface of the deflector unit, which is close to one side of the main cutting tool, is a deflector surface, and the positive direction of the normal line of the deflector surface is in head-on alignment with the positive direction of the tangent line of the rotating track of a certain specific point on the cutting edge of the main cutting tool; the tangent line refers to a tangent line pointing to the guide surface from the tangent point of the normal line of the guide surface and the rotation track of a certain specific point on the cutting edge of the main cutting tool, and the positive direction of the tangent line points to the guide surface from the tangent point; the positive direction of the normal line of the flow guide surface faces to the positive direction of the tangent line of the rotating track of a certain specific point on the main cutting tool edge, and the sectional view of the flow guide surface on the horizontal plane E-E is a section of the involute of a circle which takes the rotating track circle of the certain specific point on the main cutting tool edge as a base circle; determining a cross-sectional view of the flow guide surface on a horizontal plane E-E through theoretical calculation design and actual test correction, wherein the cross-sectional view is a section of an involute of a circle taking a rotation track circle of a certain specific point on the cutting edge of the main cutting tool as a base circle; the design is calculated through theory, the design is calculated according to the number of the blades of the main cutting tool as a basic parameter, when the number of the blades of the main cutting tool is N, a point on an involute, where the length of the involute is (1-0.05) pi R/N- (1-0.2) pi R/N, is selected as an end point, and a section of involute, where the point on the involute, where the length of the involute is (1+0.05) pi R/N- (1+0.1) pi R/N, is the other end point, is a sectional view of the diversion surface on a horizontal plane E-E; the specific point on the main cutting tool blade is a point between the blade tip and a point which is 0.92 times of the rotation radius away from the rotation axis of the main cutting tool on the main cutting tool blade, and comprises the blade tip; the deflector unit entity is formed by scanning the section of the deflector unit on the horizontal plane along a straight line or a smooth curve distributed on a vertical plane passing through the rotation axis of the main cutting tool; n is a natural number, and R is the rotation radius of the rotation track circle.