CN114000555A - Milling wheel of slot milling machine and slot milling machine - Google Patents

Milling wheel of slot milling machine and slot milling machine Download PDF

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Publication number
CN114000555A
CN114000555A CN202111362350.9A CN202111362350A CN114000555A CN 114000555 A CN114000555 A CN 114000555A CN 202111362350 A CN202111362350 A CN 202111362350A CN 114000555 A CN114000555 A CN 114000555A
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CN
China
Prior art keywords
hub
wheel
milling machine
toothed plate
strip
Prior art date
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Pending
Application number
CN202111362350.9A
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Chinese (zh)
Inventor
郑文
李勇
倪坤
关庆宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Xugong Construction Machinery Research Institute Co ltd
Original Assignee
Jiangsu Xugong Construction Machinery Research Institute Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Xugong Construction Machinery Research Institute Co ltd filed Critical Jiangsu Xugong Construction Machinery Research Institute Co ltd
Priority to CN202111362350.9A priority Critical patent/CN114000555A/en
Publication of CN114000555A publication Critical patent/CN114000555A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/08Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging wheels turning round an axis
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/14Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Food-Manufacturing Devices (AREA)

Abstract

The invention relates to a milling wheel of a slot milling machine and a slot milling machine, wherein the milling wheel of the slot milling machine comprises: a hub (1); the tooth plates (2) are arranged side by side along the circumferential direction of the hub (1); bionic geometry establishes wheel hub (1) and/toothed plate (2) are on the surface to prevent wheel hub (1) and/or toothed plate (2) adhesion earth wheel can prevent effectively that earth from because of factors such as negative pressure effect adhesion is smooth on the surface, has improved the problem of the easy adhesion clay on the mill wheel that exists among the correlation technique.

Description

Milling wheel of slot milling machine and slot milling machine
Technical Field
The invention relates to the field of engineering mechanical equipment, in particular to a milling wheel of a slot milling machine and the slot milling machine.
Background
The double-wheel slot milling machine is foundation engineering construction machinery and has the characteristics of high construction efficiency, deep slot forming depth, high slot forming precision and the like; the milling wheel reversely rotates to cut and break the stratum, and the maximum grooving depth can reach 150 m. The problem that the cutting efficiency of the milling wheel is greatly influenced because the milling wheel is adsorbed by clay in the viscous geological construction process exists.
As shown in fig. 1, the slot milling machine includes a frame 10, a working arm 60 tiltably mounted on the frame 10, a pulley 40 mounted on an end of the working arm 60 remote from the frame 10, a roller 20 mounted on the frame 10, a cable 30 connected to the roller 20 and wound around the pulley 40, and a cutting wheel assembly 50 suspended from the cable 30.
As shown in fig. 2, the cutting wheel assembly 50 includes a wheel frame 51 and a cutting wheel 52 rotatably mounted on the wheel frame 51, and the cutting wheel 52 includes a wheel hub and a plurality of cutting teeth 53 circumferentially arranged side by side on the wheel hub. Optionally, two cutting wheels 52 are arranged side by side on the wheel frame 51, and the rotation directions of the two cutting wheels 52 are opposite.
Disclosure of Invention
The invention aims to provide a milling wheel of a slot milling machine and the slot milling machine, which are used for solving the problem that clay is easily adhered to the milling wheel in the related technology.
According to an aspect of an embodiment of the present invention, there is provided a cutterhead of a slot milling machine, including:
a hub;
the toothed plates are arranged side by side along the circumferential direction of the hub;
the bionic geometric structure is arranged on the surface of the hub and/or the toothed plate so as to prevent the hub and/or the toothed plate from adhering soil.
In some embodiments, the biomimetic geometry mechanism includes a first bar-shaped protrusion provided on the toothed plate and/or a second bar-shaped protrusion provided on the hub.
In some embodiments of the present invention, the,
the first strip-shaped bulges extend along the circumferential direction of the hub, and the plurality of first strip-shaped bulges are arranged side by side along the radial direction of the hub;
the protruding circumference along wheel hub that extends of second bar, a plurality of second bar are protruding to be set up side by side along the wheel hub axial.
In some embodiments, the first bar-shaped protrusion has a width of 5-10 mm; or the width of the second strip-shaped bulge is 5-10 mm.
In some embodiments, the ratio of the height to the width of the first linear protrusion is 0.1 to 0.5; or the ratio of the height to the width of the second strip-shaped protrusion is 0.1-0.5.
In some embodiments, the biomimetic geometry mechanism includes a first dimple disposed on the tooth plate and/or a second dimple disposed on the hub.
In some embodiments, the first dimple is a spherical cap shape; or, the second concave pit is in a spherical crown shape.
In some embodiments, the first dimples are stamped and formed; or, the second recess is stamped and formed.
In some embodiments, the biomimetic geometry mechanism includes a first circular protrusion provided on the toothed plate and/or a second circular protrusion provided on the hub.
In some embodiments, the first circular boss is welded to the tooth plate; or the second circular bulge is welded with the hub.
According to another aspect of the invention, a slot milling machine is also included, the slot milling machine including the cutterhead described above.
By applying the technical scheme of the invention, the milling wheel can effectively prevent soil from being adhered to a smooth surface due to factors such as negative pressure and the like, and the problem that the clay is easily adhered to the milling wheel in the related technology is solved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings needed to be used in the description of the embodiments or the related art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a schematic view of a structure of a slot milling machine of the related art;
fig. 2 is a schematic view showing a structure of a cutting wheel assembly of a related art slot milling machine;
figure 3 shows a schematic view of the construction of a cutterhead of a slot milling machine according to an embodiment of the present invention;
figure 4 shows a schematic view of the construction of a cutterhead of a slot milling machine according to some embodiments of the present invention;
figure 5 shows a schematic view of the hub of a slot milling machine according to some embodiments of the present invention;
figure 6 shows a schematic view of the construction of a cutterhead of a slot milling machine according to further embodiments of the present invention;
figure 7 shows a schematic view of the hub of a slot milling machine according to further embodiments of the present invention;
figure 8 shows a schematic view of the construction of a cutterhead of a slot milling machine according to further embodiments of the present invention;
figure 9 shows a schematic view of the hub of a slot milling machine according to further embodiments of the present invention; and
figure 10 illustrates a cross-sectional view of a biomimetic geometry of a slot milling machine in accordance with further embodiments of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
With reference to fig. 3 to 5, the milling wheel of the slot milling machine of the present embodiment includes a hub 1, a plurality of toothed plates 2 and a bionic combination structure, wherein the plurality of toothed plates 2 are arranged side by side along the circumferential direction of the hub 1; the bionic geometry structure is arranged on the surface of the hub 1 and/or the toothed plate 2 to prevent the hub 1 and/or the toothed plate 2 from adhering soil.
In this embodiment, the surface of wheel hub 1 and pinion rack 2 is equipped with bionical geometry, and for wheel hub 1 and pinion rack 2 of smooth surface, the milling cutter of this embodiment can prevent effectively that earth from because of factors such as negative pressure effect adhesion is smooth on the surface, has improved the problem of the easy adhesion clay on the milling cutter that exists among the correlation technique.
In some embodiments, the bionic geometric structure is a protrusion provided on the toothed plate 2 or the hub 1, and the wear resistance of the protrusion is greater than that of the toothed plate 2 or the hub 1, so that the bionic combination unit protects the toothed plate 2 and the hub 1.
The bionic geometric mechanism comprises a first strip-shaped bulge 21 arranged on the toothed plate 2. The first linear protrusions 21 extend in the circumferential direction of the hub 1, and the plurality of first linear protrusions 21 are arranged side by side in the radial direction of the hub 1.
In some embodiments, the width of the first bar-shaped protrusion 21 is 5-10 mm. Optionally, the ratio of the height to the width of the first linear protrusion 21 is 0.1-0.5.
The bionic geometric mechanism further comprises a second strip-shaped protrusion 11 arranged on the hub 1. The protruding 11 circumference along wheel hub 1 of second bar extends, and a plurality of second bar are protruding 11 and are set up side by side along wheel hub 1 axial.
In some embodiments, the width of the second stripe-shaped protrusion 11 is 5 to 10 mm. The ratio of the height to the width of the second linear protrusions 11 is 0.1-0.5.
When the milling wheel carries out the groove milling operation, the milling wheel rotates under the drive of an external speed reducer to realize milling and footage, wherein the surfaces of the toothed plate 2 and the hub 1 adopt a rib row bionic geometric structure. The bionic geometric structure is that the width d of the strip-shaped bulge is 5-10mm, and the ratio of the height of the strip-shaped bulge to the width of the bottom is 0-0.5. The intermittent strip-shaped bulges are uniformly distributed. Wherein the strip-shaped bulge can be fixed on the toothed plate and the hub in a welding mode, and the material is preferably high in wear resistance. The bionic geometric structure is characterized in that the surface geometric structure of the soil cave animal is learned to have drag reduction and wear resistance functions, and a novel milling wheel surface structure is designed according to the characteristics.
In other embodiments, as shown in fig. 6 and 7, the biomimetic geometry comprises a first dimple 22 provided on the tooth plate 2 and/or a second dimple 12 provided on the hub 1.
The first concave pit 22 is in a spherical crown shape; the second recess 12 is of spherical crown shape. Optionally, the first recesses 22 are stamped and formed; the second recesses 12 are stamped and formed.
In the embodiment shown in fig. 6 and 7, when the concave pits are adopted as the bionic geometric structure, the depth H of the concave pits is in a certain proportion to the diameter of the pithead D, the concave pits are distributed on the surface of the toothed plate 2 or the hub 1 in a regular distribution or random uniform distribution, and the center distance between the adjacent concave pits is within a certain range. The pits can be formed by stamping.
In other embodiments, as shown in fig. 8 to 10, the illustrated biomimetic geometry mechanism comprises a first circular protrusion 23 provided on the toothed plate 2 and/or a second circular protrusion 13 provided on the hub 1.
The first circular bulge 23 is welded with the toothed plate 2; or, the second circular protrusion 13 is welded with the hub 1.
In the embodiments shown in fig. 8 to 10, when the bionic structural unit with circular protrusions is used, the degree H of the circular protrusions is in a certain proportion to the diameter D of the bottom circle, the circular protrusions are distributed on the surface in a regular distribution or random uniform distribution, and the center distance between adjacent circular protrusions is within a certain range. The circular bulge can be formed by adopting a welding method, wherein the welding material is preferably a material with high wear resistance.
In addition, the milling wheel adopts a bionic structure unit form, and a combination form can also be adopted. For example, the hub 1 of the cutterhead is in the form of a bar-shaped protrusion and the toothed plates are in the form of a pit or a circular protrusion. Specifically, which kind of bionic structure unit is adopted can be determined according to the difficulty level of the realization of the bionic structure unit on the substrate.
The present invention is not limited to the above exemplary embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A cutterhead for a slot milling machine, comprising:
a hub (1);
the tooth plates (2) are arranged side by side along the circumferential direction of the hub (1);
the bionic geometric structure is arranged on the surface of the hub (1) and/or the toothed plate (2) to prevent the hub (1) and/or the toothed plate (2) from adhering soil.
2. The cutterhead according to claim 1, wherein the biomimetic geometrical mechanism comprises a first bar-shaped protrusion (21) provided on the toothed plate (2) and/or a second bar-shaped protrusion (11) provided on the hub (1).
3. The cutterhead according to claim 2,
the first strip-shaped protrusions (21) extend along the circumferential direction of the hub (1), and the first strip-shaped protrusions (21) are arranged side by side along the radial direction of the hub (1);
the second strip-shaped protrusion (11) extends along the circumferential direction of the hub (1), and the second strip-shaped protrusion (11) is arranged side by side along the axial direction of the hub (1).
4. The cutterhead according to claim 2, wherein the width of the first bar-shaped projection (21) is 5-10 mm; or the width of the second strip-shaped protrusion (11) is 5-10 mm.
5. The cutterhead according to claim 2, wherein the ratio of the height to the width of the first bar-shaped projection (21) is 0.1-0.5; or the ratio of the height to the width of the second strip-shaped protrusion (11) is 0.1-0.5.
6. The cutterhead according to claim 1, wherein the biomimetic geometry comprises a first dimple (22) provided on the toothed plate (2) and/or a second dimple (12) provided on the hub (1).
7. The cutterhead according to claim 6, wherein the first recess (22) is a spherical cap shape; or, the second concave pit (12) is in a spherical crown shape.
8. The cutterhead according to claim 6, wherein the first recess (22) is stamped and formed; or, the second concave pit (12) is formed by punching.
9. The cutterhead according to claim 1, wherein the biomimetic geometrical mechanism comprises a first circular protrusion (23) provided on the toothed plate (2) and/or a second circular protrusion (13) provided on the hub (1).
10. The cutterhead according to claim 9, wherein the first circular projection (23) is welded to the tooth plate (2); or the second circular bulge (13) is welded with the hub (1).
11. A slot milling machine comprising a cutterhead as claimed in any one of claims 1 to 10.
CN202111362350.9A 2021-11-17 2021-11-17 Milling wheel of slot milling machine and slot milling machine Pending CN114000555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111362350.9A CN114000555A (en) 2021-11-17 2021-11-17 Milling wheel of slot milling machine and slot milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111362350.9A CN114000555A (en) 2021-11-17 2021-11-17 Milling wheel of slot milling machine and slot milling machine

Publications (1)

Publication Number Publication Date
CN114000555A true CN114000555A (en) 2022-02-01

Family

ID=79929343

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111362350.9A Pending CN114000555A (en) 2021-11-17 2021-11-17 Milling wheel of slot milling machine and slot milling machine

Country Status (1)

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CN (1) CN114000555A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060070269A1 (en) * 2004-09-03 2006-04-06 Maximilian Arzberger Cutting wheel for a trench wall cutter
CN101827980A (en) * 2007-10-18 2010-09-08 卡特彼勒公司 Soil transport surface with anti-adhesion biomimetic features and machine using same
CN202324031U (en) * 2011-11-23 2012-07-11 山推工程机械股份有限公司 Anti-soil adhesion blade of trimming dozer
CN205255039U (en) * 2015-12-15 2016-05-25 陈训平 Kitchen is with cutter and cutter combination
CN106489410A (en) * 2016-12-26 2017-03-15 吉林大学 A kind of bionical reducing adhesion resistance potato picker digger blade suitable for gluing heavy loam
CN110158690A (en) * 2019-05-16 2019-08-23 江苏徐工工程机械研究院有限公司 Milling wheel with mixed toothed plate and double-wheel slot milling machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060070269A1 (en) * 2004-09-03 2006-04-06 Maximilian Arzberger Cutting wheel for a trench wall cutter
CN101827980A (en) * 2007-10-18 2010-09-08 卡特彼勒公司 Soil transport surface with anti-adhesion biomimetic features and machine using same
CN202324031U (en) * 2011-11-23 2012-07-11 山推工程机械股份有限公司 Anti-soil adhesion blade of trimming dozer
CN205255039U (en) * 2015-12-15 2016-05-25 陈训平 Kitchen is with cutter and cutter combination
CN106489410A (en) * 2016-12-26 2017-03-15 吉林大学 A kind of bionical reducing adhesion resistance potato picker digger blade suitable for gluing heavy loam
CN110158690A (en) * 2019-05-16 2019-08-23 江苏徐工工程机械研究院有限公司 Milling wheel with mixed toothed plate and double-wheel slot milling machine

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