CN114060048B - Three-dimensional blade disc of dregs stirring refinement - Google Patents
Three-dimensional blade disc of dregs stirring refinement Download PDFInfo
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- CN114060048B CN114060048B CN202111304783.9A CN202111304783A CN114060048B CN 114060048 B CN114060048 B CN 114060048B CN 202111304783 A CN202111304783 A CN 202111304783A CN 114060048 B CN114060048 B CN 114060048B
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- 238000003756 stirring Methods 0.000 title claims abstract description 45
- 238000007670 refining Methods 0.000 claims abstract description 39
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 10
- 239000002689 soil Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention provides a three-dimensional cutterhead for stirring and refining dregs, which comprises a fixed mounting shaft and a fractal cutterhead mounted on the fixed mounting shaft, wherein the fractal cutterhead comprises a cutter body which is in a rectangular sheet shape as a whole, and the cutter body comprises a left cutter body and a right cutter body; the left cutter body comprises a left first-order fractal structure, a left second-order fractal structure and a left third-order fractal structure which are sequentially connected and gradually become smaller, the lower part of the cutter body is a main working surface, the right cutter body comprises a right first-order fractal structure, a right second-order fractal structure and a right third-order fractal structure which are sequentially connected and gradually become smaller, and the upper part of the cutter body is a main working surface; the left first-order fractal structure is connected with the right first-order fractal structure, a first upper cutting edge is formed on the upper side surface between the left first-order fractal structure and the right first-order fractal structure, and a first lower cutting edge is formed on the lower side surface between the left first-order fractal structure and the right first-order fractal structure. The invention aims to solve the technical problem that the existing cutterhead has poor stirring and refining effects on dregs.
Description
Technical Field
The invention belongs to the technical field of shield residue soil refining devices, and particularly relates to a three-dimensional cutterhead for stirring and refining residue soil.
Background
In the shield muck recycling process, in order to prepare muck into corresponding products, the undisturbed muck and the additive are required to be fully mixed, and the particle diameter of the final material is required to be controlled within a certain range.
In the prior art, the slag is broken up and stirred by stirring equipment such as a vertical mortar stirrer, a horizontal breaking stirrer, a kneading stirrer, various planetary stirrers and the like. In the stirring equipment, the adopted cutterhead is a cutterhead with common specification, and enough working surfaces cannot be formed, so that the known stirring and scattering equipment is difficult to stir and mix the dregs and the additives well and refine the dregs, and the refining and mixing efficiency of the dregs is influenced.
Disclosure of Invention
First, the technical problem to be solved
Based on the above, the invention provides a stereoscopic cutterhead for stirring and refining dregs, which aims to solve the technical problem that the cutterhead in the prior art has poor stirring and refining effects on dregs.
(II) technical scheme
In order to solve the technical problems, the invention provides a three-dimensional cutterhead for stirring and refining dregs, which comprises a fixed mounting shaft and a fractal cutterhead arranged on the fixed mounting shaft, wherein the fractal cutterhead comprises a cutter body which is in a rectangular sheet shape as a whole and comprises a left cutter body and a right cutter body; the left cutter body comprises a left first-order fractal structure, a left second-order fractal structure and a left third-order fractal structure which are sequentially connected and gradually become smaller, the lower part of the cutter body is a main working surface, the right cutter body comprises a right first-order fractal structure, a right second-order fractal structure and a right third-order fractal structure which are sequentially connected and gradually become smaller, and the upper part of the cutter body is a main working surface; the left first-order fractal structure is connected with the right first-order fractal structure, a first upper cutting edge is formed on the upper side surface between the left first-order fractal structure and the right first-order fractal structure, and a first lower cutting edge is formed on the lower side surface between the left first-order fractal structure and the right first-order fractal structure.
Preferably, a second left upper cutting edge is formed on the upper side surface between the left first-order fractal structure and the left second-order fractal structure, and a second left lower cutting edge is formed on the lower side surface between the left first-order fractal structure and the left second-order fractal structure; the upper side surface between the left second-order fractal structure and the left third-order fractal structure forms a third upper left cutting edge, and the lower side surface between the left second-order fractal structure and the left third-order fractal structure forms a third lower left cutting edge.
Preferably, the first upper edge, the second upper left edge and the third upper left edge are all arc-shaped, and the arc radiuses of the first upper edge, the second upper left edge and the third upper left edge are gradually reduced in sequence; the first lower cutting edge, the second left lower cutting edge and the third left lower cutting edge are all arc-shaped, and the arc radiuses of the first lower cutting edge, the second left lower cutting edge and the third left lower cutting edge are gradually reduced in sequence.
Preferably, the fractal cutterhead is in a Julia set fractal pattern.
Preferably, the radian of the first upper edge is R35mm, the radian of the second upper left edge is R7.5mm, and the radian of the third upper left edge is R3.75mm; the radian of the first lower cutting edge is R35mm, the radian of the second lower left cutting edge is R7.5mm, and the radian of the third lower left cutting edge is R5mm.
Preferably, a second upper right cutting edge is formed on the upper side surface between the right first-order fractal structure and the right second-order fractal structure, and a second lower right cutting edge is formed on the lower side surface between the right first-order fractal structure and the right second-order fractal structure; the upper side surface between the right second-order fractal structure and the right third-order fractal structure forms a third upper right cutting edge, and the lower side surface between the right second-order fractal structure and the right third-order fractal structure forms a third lower right cutting edge.
Preferably, the first upper edge, the second upper right edge and the third upper right edge are all arc-shaped, and the arc radiuses of the first upper edge, the second upper right edge and the third upper right edge are gradually reduced in sequence; the first lower cutting edge, the second lower right cutting edge and the third lower right cutting edge are all arc-shaped, and the arc radiuses of the first lower cutting edge, the second lower right cutting edge and the third lower right cutting edge are gradually reduced in sequence.
Preferably, the fractal cutterhead is in a Julia set fractal pattern.
Preferably, the radian of the second upper right cutting edge is R7.5mm, and the radian of the third upper right cutting edge is R5mm; the radian of the second lower right cutting edge is R7.5mm, and the radian of the third lower right cutting edge is R3.75mm.
Preferably, the three-dimensional cutterhead for stirring and refining the dregs further comprises a cutterhead mounting sleeve, a central mounting hole penetrating through the center of the cutterhead main body is formed in the center of the cutterhead main body, the fixed mounting shaft penetrates through the central mounting hole, two side mounting holes penetrating through the cutterhead main body are formed in two sides of the central mounting hole respectively, and the fractal cutterhead is fixed to the lower end face of the cutterhead mounting sleeve through threaded connecting pieces penetrating through the side mounting holes.
Preferably, the number of the cutter head mounting sleeves is two, and the cutter head mounting sleeves are respectively an upper cutter head mounting sleeve and a lower cutter head mounting sleeve, and the upper cutter head mounting sleeve is sleeved on the upper part of the fixed mounting shaft and is fixedly connected with the fixed mounting shaft; the lower fractal cutter disc is sleeved at the lower part of the fixed mounting shaft and is fixedly connected with the lower cutter disc mounting sleeve; the number of the fractal cutterheads is two, and the fractal cutterheads are respectively arranged into an upper fractal cutterhead and a lower fractal cutterhead, the upper fractal cutterhead is arranged on the lower end face of the upper cutterhead mounting sleeve, and the lower fractal cutterhead is arranged on the lower end face of the lower cutterhead mounting sleeve; the upper fractal cutter disc and the lower fractal cutter disc are arranged in a staggered mode.
Preferably, the cutter body further comprises a front cutter body and a rear cutter body, and the left cutter body, the right cutter body, the front cutter body and the rear cutter body are uniformly distributed by taking the axis of the fixed mounting shaft as the center.
Preferably, the fractal cutter head is made of alloy steel.
(III) beneficial effects
Compared with the prior art, the slag soil stirring and refining three-dimensional cutterhead mainly has the advantages that:
compared with the prior art, the structure of the cutterhead is improved by the three-dimensional cutterhead for stirring and refining the dregs, more cutting edges can be provided by the cutterhead with the fractal structure, the effective working area for cutting by the blade is increased, the contact area between the fractal cutterhead and materials is large in the mixing operation process, particles collide back and forth at the cutting edges, the stirring time can be effectively reduced, and the energy-saving effect is achieved.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and should not be construed as limiting the invention in any way, in which:
fig. 1 is a schematic diagram of the overall structure of a stereoscopic cutterhead for stirring and refining dregs in accordance with an embodiment of the present invention;
fig. 2 is a perspective view of a fractal cutter disc in a stereoscopic cutter disc for stirring and refining dregs according to the first embodiment of the invention;
fig. 3 is a front view of a fractal cutter disc in a stereoscopic cutter disc for stirring and refining dregs according to the first embodiment of the present invention;
fig. 4 is a top view of a fractal cutter disc in a stereoscopic cutter disc for stirring and refining dregs according to the first embodiment of the invention;
fig. 5 is a perspective view of the overall structure of a stereoscopic cutterhead for stirring and refining dregs in the second embodiment of the invention;
fig. 6 is a front view of the overall structure of a stereoscopic cutterhead for stirring and refining dregs in the second embodiment of the invention;
fig. 7 is a top view of the overall structure of a stereoscopic cutterhead for stirring and refining dregs in accordance with a second embodiment of the present invention.
Reference numerals illustrate:
1. a connecting flange, a fixed mounting shaft, an upper cutter head mounting sleeve, an upper fractal cutter head, a lower cutter head mounting sleeve, a lower fractal cutter head, a left cutter body, a right cutter body, a front cutter body, a rear cutter body, a left first-order fractal structure, a right cutter body, a front cutter body, a rear cutter body, a left cutter body and a left first-order fractal structure, 02, a left second-order fractal structure, 03, a left third-order fractal structure, 04, a right first-order fractal structure, 05, a right second-order fractal structure, 06, a right third-order fractal structure, 07, a first upper cutting edge, 08, a first lower cutting edge. 09. The cutting edge comprises a second upper left cutting edge, a second lower left cutting edge, a third upper left cutting edge, a third lower left cutting edge, a second upper right cutting edge, a second lower right cutting edge, a third upper right cutting edge, a third lower right cutting edge, a central mounting hole and an edge mounting hole.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the connection may be mechanical connection, electrical connection, direct connection, indirect connection through an intermediate medium, communication between two elements, or "transmission connection", i.e. power connection by various suitable means such as belt transmission, gear transmission or sprocket transmission. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention further provides a stereoscopic cutterhead for stirring and refining dregs, which is described below with reference to figures 1-7.
Example 1
Referring to fig. 4, the invention discloses a stereoscopic cutterhead for stirring and refining dregs, which comprises a fixed mounting shaft 2 and a fractal cutterhead mounted on the fixed mounting shaft 2, wherein the fractal cutterhead comprises a cutter body which is in a rectangular sheet shape as a whole and comprises a left cutter body 001 and a right cutter body 002; the left cutter body 001 comprises a left first-order fractal structure 01, a left second-order fractal structure 02 and a left third-order fractal structure 03 which are sequentially connected and gradually become smaller, the lower part of the cutter body is a main working surface, the right cutter body 002 comprises a right first-order fractal structure 04, a right second-order fractal structure 05 and a right third-order fractal structure 06 which are sequentially connected and gradually become smaller, and the upper part of the cutter body is a main working surface; the left first-order fractal structure 01 is connected with the right first-order fractal structure 04, a first upper cutting edge 07 is formed on the upper side surface between the left first-order fractal structure 01 and the right first-order fractal structure 04, and a first lower cutting edge 08 is formed on the lower side surface between the left first-order fractal structure 01 and the right first-order fractal structure 04.
The left first-order fractal structure 01, the left second-order fractal structure 02 and the left third-order fractal structure 03 are self-similar structures which are gradually reduced, and the right first-order fractal structure 04, the right second-order fractal structure 05 and the right third-order fractal structure 06 are self-similar structures which are gradually reduced, namely the whole fractal cutterhead is a fractal structure.
Referring to fig. 2, more specifically, the stereoscopic cutterhead for stirring and refining the dregs further comprises a cutterhead mounting sleeve, a central mounting hole 17 penetrating through the center of the cutterhead mounting sleeve is formed in the center of the cutterhead main body, the fixed mounting shaft 2 penetrates through the central mounting hole 17, two side mounting holes 18 penetrating through the cutterhead main body are respectively formed in two sides of the central mounting hole 17, and the fractal cutterhead is fixed to the lower end face of the cutterhead mounting sleeve through the side mounting holes 18 by threaded connectors.
Referring to fig. 1, more specifically, two cutterhead mounting sleeves are respectively provided, namely an upper cutterhead mounting sleeve 3 and a lower cutterhead mounting sleeve 5, wherein the upper cutterhead mounting sleeve 3 is sleeved on the upper part of the fixed mounting shaft 2 and is fixedly connected with the fixed mounting shaft 2; the lower fractal cutter disc 6 is sleeved at the lower part of the fixed mounting shaft 2 and is fixedly connected with the lower cutter disc mounting sleeve 5; the number of the fractal cutterheads is two, and the fractal cutterheads are respectively arranged as an upper fractal cutterhead 4 and a lower fractal cutterhead 6, the upper fractal cutterhead 4 is arranged on the lower end face of the upper cutterhead mounting sleeve 3, and the lower fractal cutterhead 6 is arranged on the lower end face of the lower cutterhead mounting sleeve 5; the upper fractal cutter disc 4 and the lower fractal cutter disc 6 are arranged in a staggered mode.
More specifically, the three-dimensional cutterhead for stirring and refining the dregs further comprises a connecting flange 1 arranged at the top end of the fixed mounting shaft 2. In the embodiment, the connecting flange 1 is used for mounting a stereoscopic cutterhead for stirring and refining dregs.
It should be noted that: the main working surface in the embodiment refers to a working surface facing to the material for cutting when the fractal cutter head rotates for cutting.
In the embodiment, the structure of the cutterhead is improved by the three-dimensional cutterhead for stirring and refining the dregs, the cutterhead of the structure adopts a fractal structure, the cutterhead of the structure can provide more cutting edges, the effective working area of cutting by blades is increased, the collision times of the fractal cutterhead and materials can be increased, and the cutterhead is particularly suitable for dispersing and refining treatment of rock stratum with lower hardness (such as strong weathered rock), and fine particle size can be obtained after the treatment. And utilize dregs stirring of this structure to refine three-dimensional blade disc, owing to improved the structure of blade disc, in the mixed operation in-process, fractal blade disc is big with the area of contact of material, and the particulate matter makes a round trip the collision in blade department, can effectively reduce the stirring time, plays energy-conserving effect.
In specific implementation, the length of the cutter body can be adjusted according to actual use requirements.
In the embodiment, the slag soil stirring and refining three-dimensional cutterhead comprises two cutterhead mounting sleeves and two fractal cutterheads, wherein the two fractal cutterheads are correspondingly arranged below the two cutterhead mounting sleeves one by one, and the upper fractal cutterhead 4 and the lower fractal cutterhead 6 are arranged in a staggered manner. Therefore, a three-dimensional cutterhead structure with double layers of space staggered arrangement is formed, and when the three-dimensional cutterhead for stirring and refining the dregs with the structure is used for stirring and refining the dregs, the cutterhead is of a three-dimensional structure, so that the cutting and scattering of the blocky dregs are facilitated.
The fractal cutter disc is provided with a central mounting hole 17 which can be conveniently mounted on the fixed mounting shaft 2, and the fractal cutter disc is provided with an edge mounting hole 18 which can be conveniently mounted on the cutter disc mounting sleeve. That is, the use of the center mounting hole 17 and the side mounting holes 18 facilitates the mounting and dismounting of the fractal cutter head.
The stereoscopic cutterhead for stirring and refining the dregs can sufficiently stir and refine the subway dregs for recycling and the materials mixed by adding the additive, control the particle size of the mixed materials within a fine range, and ensure the stable and reliable quality of the materials for the subsequent process.
According to the specific embodiment of the invention, a second left upper cutting edge 09 is formed on the upper side surface between the left first-stage fractal structure 01 and the left second-stage fractal structure 02, and a second left lower cutting edge 10 is formed on the lower side surface between the left first-stage fractal structure 01 and the left second-stage fractal structure 02; the upper side between the left second-order fractal structure 02 and the left third-order fractal structure 03 forms a third upper left cutting edge 11, and the lower side between the left second-order fractal structure 02 and the left third-order fractal structure 03 forms a third lower left cutting edge 12. The first upper cutting edge 07, the second upper left cutting edge 09 and the third upper left cutting edge 11 are all arc-shaped, and the arc radiuses of the first upper cutting edge 07, the second upper left cutting edge 09 and the third upper left cutting edge 11 are gradually reduced; the first lower cutting edge 08, the second lower left cutting edge 10 and the third lower left cutting edge 12 are all arc-shaped, and the arc radiuses of the first lower cutting edge 08, the second lower left cutting edge 10 and the third lower left cutting edge 12 are gradually reduced in sequence.
More specifically, the upper side between the right first-order fractal structure 04 and the right second-order fractal structure 05 forms a second upper right cutting edge 13, and the lower side between the right first-order fractal structure 04 and the right second-order fractal structure 05 forms a second lower right cutting edge 14; the upper side between the right second-order fractal structure 05 and the right third-order fractal structure 06 forms a third upper right cutting edge 15, and the lower side between the right second-order fractal structure 05 and the right third-order fractal structure 06 forms a third lower right cutting edge 16. The first upper cutting edge 07, the second upper right cutting edge 13 and the third upper right cutting edge 15 are all arc-shaped, and the arc radiuses of the first upper right cutting edge 07, the second upper right cutting edge 13 and the third upper right cutting edge 15 are gradually reduced in sequence; the first lower cutting edge 08, the second lower right cutting edge 14 and the third lower right cutting edge 16 are all arc-shaped, and the arc radiuses of the first lower cutting edge 08, the second lower right cutting edge 14 and the third lower right cutting edge 16 are gradually reduced in sequence.
In the embodiment, the whole fractal cutter disc is of a planar blade structure, the upper surface and the lower surface of the fractal cutter disc are of a planar structure, and the side cutting edges of the fractal cutter disc are of arc-shaped (arc-shaped blade structure), namely the fractal cutter disc is of a structure of combining the planar blade and the arc-shaped blade; the arc-shaped cutting edge increases the effective working area of the blade for cutting, and can increase the collision times of the fractal cutter disc and materials; the combination of the two can more quickly cut up and break up the lumpy slag soil.
According to an embodiment of the invention, the radian of the first upper cutting edge 07 is R35mm, the radian of the second upper left cutting edge 09 is R7.5mm, and the radian of the third upper left cutting edge 11 is R3.75mm; the radian of the first lower cutting edge 08 is R35mm, the radian of the second lower left cutting edge 10 is R7.5mm, and the radian of the third lower left cutting edge 12 is R5mm. The radian of the second upper right cutting edge 13 is R7.5mm, and the radian of the third upper right cutting edge 15 is R5mm; the second lower right edge 14 has an arc of R7.5mm and the third lower right edge 16 has an arc of R3.75mm. The thickness of the fractal cutter disc is 1mm. The embodiment provides a structure of a specific fractal cutter head.
More specifically, the fractal cutter disc is made of alloy steel. The adoption of the structure is beneficial to ensuring the mechanical property of the fractal cutter disc.
More specifically, the fractal cutterhead is in a Julia set fractal pattern, and the Julia set fractal pattern is a fractal pattern. Specifically, the fractal graph formed by filling the boundary of the Julia set is filled, and the Julia set is a set of points forming fractal on a complex plane. Named after the math of france, goston Zhu Liya (gaston julia). Fig. 4 shows a fractal cutter disc adopting a Julia set fractal pattern, the fractal cutter disc is assembled into a three-dimensional cutter disc for stirring and refining the dregs, the three-dimensional cutter disc for stirring and refining the dregs is shorter in time, the refining effect is better, and the three-dimensional cutter disc for stirring and refining the dregs, which adopts the fractal cutter disc adopting the Julia set fractal pattern, in fig. 1 is compared with a cutter disc of a common specification, and the following comparison data are specifically referred to as table 1.
As can be seen from Table 1, the Julia set fractal graphic cutterhead adopting the invention has smaller rotation resistance and lower energy consumption due to the adoption of the planar structure in the same refining time. And by adopting the Julia set fractal pattern cutterhead, 95% of refined materials have particle diameters smaller than 3mm, and the ratio is obviously larger than that of a cutterhead of a common specification.
Example two
Referring to fig. 5-7, the invention discloses a three-dimensional cutterhead for stirring and refining dregs, which comprises a fixed mounting shaft 2 and a fractal cutterhead arranged on the fixed mounting shaft 2, wherein the fractal cutterhead comprises a cutter body which is in a rectangular sheet shape as a whole and comprises a left cutter body 001 and a right cutter body 002; the cutter body further comprises a front cutter body 003 and a rear cutter body 004, and the left cutter body 001, the right cutter body 002, the front cutter body 003 and the rear cutter body 004 are uniformly distributed by taking the axis of the fixed mounting shaft 2 as the center. The structure of the knife body can be considered as: the front cutter body 003 is used as an array source, the axis of the fixed mounting shaft 2 is used as the center, the number of arrays is 4, and the annular arrays are formed by using the parameters. The left cutter body 001, the right cutter body 002, the front cutter body 003 and the rear cutter body 004 are arranged behind the annular array. The structure of the left blade body 001 is the same as that in the first embodiment. Through this structure, the quantity of cutter body has been increased to can further improve stirring and refine the effect.
Although embodiments of the present invention have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope of the invention as defined by the appended claims.
Claims (4)
1. The stereoscopic cutterhead for stirring and refining the dregs is characterized by comprising a fixed mounting shaft and a fractal cutterhead arranged on the fixed mounting shaft, wherein the fractal cutterhead comprises a cutter body which is in a rectangular sheet shape as a whole and comprises a left cutter body and a right cutter body; the left cutter body comprises a left first-order fractal structure, a left second-order fractal structure and a left third-order fractal structure which are sequentially connected and gradually become smaller, the lower part of the cutter body is a main working surface, the right cutter body comprises a right first-order fractal structure, a right second-order fractal structure and a right third-order fractal structure which are sequentially connected and gradually become smaller, and the upper part of the cutter body is a main working surface; the left first-order fractal structure is connected with the right first-order fractal structure, a first upper cutting edge is formed on the upper side surface between the left first-order fractal structure and the right first-order fractal structure, and a first lower cutting edge is formed on the lower side surface between the left first-order fractal structure and the right first-order fractal structure;
a second left upper cutting edge is formed on the upper side surface between the left first-order fractal structure and the left second-order fractal structure, and a second left lower cutting edge is formed on the lower side surface between the left first-order fractal structure and the left second-order fractal structure; a third left upper cutting edge is formed on the upper side surface between the left second-order fractal structure and the left third-order fractal structure, and a third left lower cutting edge is formed on the lower side surface between the left second-order fractal structure and the left third-order fractal structure;
the first upper cutting edge, the second upper left cutting edge and the third upper left cutting edge are all arc-shaped, and the arc radiuses of the first upper cutting edge, the second upper left cutting edge and the third upper left cutting edge are gradually reduced in sequence; the first lower cutting edge, the second lower left cutting edge and the third lower left cutting edge are all arc-shaped, and the arc radiuses of the first lower cutting edge, the second lower left cutting edge and the third lower left cutting edge are gradually reduced in sequence;
the upper side surface between the right first-order fractal structure and the right second-order fractal structure forms a second upper right cutting edge, and the lower side surface between the right first-order fractal structure and the right second-order fractal structure forms a second lower right cutting edge; a third upper right cutting edge is formed on the upper side surface between the right second-order fractal structure and the right third-order fractal structure, and a third lower right cutting edge is formed on the lower side surface between the right second-order fractal structure and the right third-order fractal structure;
the first upper cutting edge, the second upper right cutting edge and the third upper right cutting edge are all arc-shaped, and the arc radiuses of the first upper right cutting edge, the second upper right cutting edge and the third upper right cutting edge are gradually reduced in sequence; the first lower cutting edge, the second lower right cutting edge and the third lower right cutting edge are all arc-shaped, and the arc radiuses of the first lower cutting edge, the second lower right cutting edge and the third lower right cutting edge are gradually reduced in sequence;
the fractal cutterhead is in a Julia set fractal pattern;
the cutter body further comprises a front cutter body and a rear cutter body, and the left cutter body, the right cutter body, the front cutter body and the rear cutter body are uniformly distributed by taking the axis of the fixed mounting shaft as the center.
2. The stereoscopic cutterhead for stirring and refining the dregs according to claim 1, wherein the radian of the first upper cutting edge is R35mm, the radian of the second upper left cutting edge is R7.5mm, and the radian of the third upper left cutting edge is R3.75mm; the radian of the first lower cutting edge is R35mm, the radian of the second lower left cutting edge is R7.5mm, and the radian of the third lower left cutting edge is R5mm.
3. The stereoscopic cutterhead for stirring and refining the dregs according to claim 1 or 2, further comprising a cutterhead mounting sleeve, wherein a center mounting hole penetrating through the center mounting hole is formed in the center of the cutterhead main body, the fixed mounting shaft penetrates through the center mounting hole, two side mounting holes penetrating through the cutterhead main body are respectively formed in two sides of the center mounting hole, and the fractal cutterhead is fixed to the lower end face of the cutterhead mounting sleeve through threaded connection pieces penetrating through the side mounting holes.
4. The stereoscopic cutterhead for stirring and refining the dregs of claim 3, wherein two cutterhead mounting sleeves are respectively arranged as an upper cutterhead mounting sleeve and a lower cutterhead mounting sleeve, and the upper cutterhead mounting sleeve is sleeved on the upper part of the fixed mounting shaft and is fixedly connected with the fixed mounting shaft; the fractal cutter heads are two, and are respectively arranged as an upper fractal cutter head and a lower fractal cutter head, and the lower fractal cutter head is sleeved on the lower part of the fixed mounting shaft and is fixedly connected with the lower cutter head mounting sleeve; the upper fractal cutter disc is arranged on the lower end surface of the upper cutter disc mounting sleeve, and the lower fractal cutter disc is arranged on the lower end surface of the lower cutter disc mounting sleeve; the upper fractal cutter disc and the lower fractal cutter disc are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111304783.9A CN114060048B (en) | 2021-11-05 | 2021-11-05 | Three-dimensional blade disc of dregs stirring refinement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111304783.9A CN114060048B (en) | 2021-11-05 | 2021-11-05 | Three-dimensional blade disc of dregs stirring refinement |
Publications (2)
| Publication Number | Publication Date |
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| CN114060048A CN114060048A (en) | 2022-02-18 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08294303A (en) * | 1995-04-26 | 1996-11-12 | Shigeki Sano | Tilling device in power tiller |
| KR200312569Y1 (en) * | 2003-01-18 | 2003-05-13 | 강성학 | The Wing structure of mixer for hand drill mortar |
| CN204195980U (en) * | 2014-10-15 | 2015-03-11 | 张翔飞 | A kind of mixer with multi-angle rotary blade |
| CN205364228U (en) * | 2016-01-18 | 2016-07-06 | 河南城建学院 | Automatic mixer of regulating pondage |
| KR20170027120A (en) * | 2015-09-01 | 2017-03-09 | (유)신기Ati | Soil cement manufacturing apparatus with improved homogeneity |
| CN212978755U (en) * | 2020-06-06 | 2021-04-16 | 苏世均 | Concrete mixing equipment for construction |
-
2021
- 2021-11-05 CN CN202111304783.9A patent/CN114060048B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08294303A (en) * | 1995-04-26 | 1996-11-12 | Shigeki Sano | Tilling device in power tiller |
| KR200312569Y1 (en) * | 2003-01-18 | 2003-05-13 | 강성학 | The Wing structure of mixer for hand drill mortar |
| CN204195980U (en) * | 2014-10-15 | 2015-03-11 | 张翔飞 | A kind of mixer with multi-angle rotary blade |
| KR20170027120A (en) * | 2015-09-01 | 2017-03-09 | (유)신기Ati | Soil cement manufacturing apparatus with improved homogeneity |
| CN205364228U (en) * | 2016-01-18 | 2016-07-06 | 河南城建学院 | Automatic mixer of regulating pondage |
| CN212978755U (en) * | 2020-06-06 | 2021-04-16 | 苏世均 | Concrete mixing equipment for construction |
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| CN114060048A (en) | 2022-02-18 |
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