CN106869002A - Cold renewal rotor and pavement cold recycling machine - Google Patents
Cold renewal rotor and pavement cold recycling machine Download PDFInfo
- Publication number
- CN106869002A CN106869002A CN201710083423.8A CN201710083423A CN106869002A CN 106869002 A CN106869002 A CN 106869002A CN 201710083423 A CN201710083423 A CN 201710083423A CN 106869002 A CN106869002 A CN 106869002A
- Authority
- CN
- China
- Prior art keywords
- knife
- knife assembly
- arc
- side knife
- cold renewal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
- E01C23/088—Rotary tools, e.g. milling drums
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1054—Preparing mixtures of which at least part of the solid ingredients has previously been deposited on the surface, excluding penetrating or surface dressing, e.g. in situ mixing, mixing involving lifting of spread or windrowed aggregate
Abstract
The present invention relates to a kind of cold renewal rotor and pavement cold recycling machine.Wherein, cold renewal rotor includes main milling cutter portion and the side knife portion installed in main milling cutter portion two ends, and knife assembly and the supporting mechanism for being arranged on main milling cutter portion two ends when knife portion includes, side knife assembly are removably mounted on supporting mechanism.Side knife assembly can be changed easily on whole machine, when side knife wear out failure, one group of new side knife assembly can be quickly installed on former cold renewal rotor, improve the service life of whole rotor, save construction cost.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of cold renewal rotor and pavement cold recycling machine.
Background technology
Cold in place recycling refers to be smashed old bitumen pavement material on the spot using bitumen regeneration equipment, and adds appropriate drip
Compacting is mixed and stirred after blue or green and material modified, the technology of road is built based on old pavement material.And pavement cold recycling machine is a kind of high
Effect, the road construction machinery of environmental protection, are mainly used in the regeneration operation of old asphalt pavement, and it is by old asphalt pavement milling, broken
Broken, then mix is uniform by a certain percentage with the binding agent such as cement, water, emulsified asphalt, and the compound of formation is used as new road surface
Roadbed.
Rotor is the workpiece of cold regenerative machine, and milling, mix are carried out for road pavement, to overall operation efficiency and new life
The quality of compound plays vital influence.Rotor cutting operation is completed in the milling room of closing, two ends of rotor
The easy stacking material between milling room, side knife produces friction with the material piled up all the time during this causes rotor rotation process, makes
Into the abrasion of side knife far faster than main milling cutter phenomenon, after the abrasion to a certain extent of side knife, whole rotor cannot just work, and now
Main milling cutter is not damaged, which results in the significant wastage of resource.
The side knife of existing cold renewal rotor is extended to by helix rule by center section cutter, is not accounted for
The difference of operating mode and center section Tool in Milling operating mode is cut in side knife region, and the cutting operating mode in side knife region often compares center section
Cutter is severe, and two side knives are soldered directly on rotor body, and after the knife wear out failure of side, whole rotor can only be reported integrally
Useless treatment, causes the wasting of resources.In addition, existing cold renewal rotor in side knife region arrangement one side milling tool,
The abrasion of road groove opposite side tool rest is weakened to a certain extent, but the protection of this opposite side knife is extremely limited, and tool rest abrasion in side is still tight
Weight.Currently available technology only accounts for the protection effect of the cutting function of rotor side knife, rotor side surface, it is impossible to solve side knife abrasion
Too fast problem.
The content of the invention
To overcome above technological deficiency, present invention solves the technical problem that being to provide a kind of cold renewal rotor and road surface is cold again
Life, it is possible to increase the service life of rotor, saves construction cost.
In order to solve the above technical problems, the invention provides a kind of cold renewal rotor, it includes main milling cutter portion and is arranged on
The side knife portion at main milling cutter portion two ends, knife assembly and the supporting mechanism for being arranged on main milling cutter portion two ends, side knife group when knife portion includes
Part is removably mounted on supporting mechanism.
Further, the knife assembly split when knife assembly includes at least two, knife and arc when knife assembly split includes
Plate, side knife is installed on arc, and supporting mechanism includes ring set, and at least two side knife assembly splits are inserted into ring by arc
Put, to realize that side knife assembly is removably mounted on supporting mechanism.
Further, arc has the first radial positioning face, the first locating face and the first axial locating surface, ring
Set has the second radial positioning face, the second locating face and the second axial locating surface, the first radial positioning face and the second footpath
To locating surface location fit, the first locating face and the second locating face location fit, the first axial locating surface and second
Axial locating surface location fit, is achieved in arc and is inserted on ring set.
Further, side knife assembly also includes bolt, and arc is fastened by bolts on ring set.
Further, the knife when knife assembly split includes multiple, multiple side knives on the circumferential and axial of arc successively
Equally spacedly and from the inside to the outside spread configuration, multiple side cutter spacing are in same straight line.
Further, any side knife and remaining while axially close two in knife assembly split knife in the axial direction in etc. between
Arranged away from dislocation.
Further, in same side knife assembly split, the radius of clean-up of multiple side knives is along side from the inside to the outside
It is sequentially reduced upwards.
Further, in same side knife assembly split, the folder of the axis relative to the end face of arc of multiple side knives
Angle increases successively on along direction from the inside to the outside.
Further, the axis of any side knife is in default angle relative to the end face of arc, so that the tool rest of side knife exists
Without departing from the point of a knife of side knife on axial direction.
Further, knife portion in side is circumferential symmetrical structure.
Further, the knife assembly split when knife assembly includes 4, the knife when knife assembly split includes 4.
Present invention also offers a kind of pavement cold recycling machine, it includes above-mentioned cold renewal rotor.
Thus, based on above-mentioned technical proposal, cold renewal rotor of the present invention by by while knife portion be designed to by while knife assembly and
The structure of the supporting mechanism composition at main milling cutter portion two ends is arranged on, side knife assembly is removably mounted on supporting mechanism, side knife
Component can be changed easily on whole machine, when side knife wear out failure, can be by one group of new side knife assembly Fast Installation
Onto former cold renewal rotor, the service life of whole rotor is improve, save construction cost.Pavement cold recycling machine of the present invention also phase
Answering ground has above-mentioned Advantageous Effects.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is only used for the explanation present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the overall structure diagram of cold renewal rotor embodiment of the present invention；
Fig. 2 is the structural representation in side knife portion in cold renewal rotor of the present invention；
Fig. 3 and Fig. 4 are respectively the entirety and Split type structure that arc in cold renewal rotor of the present invention is arranged on supporting mechanism
Schematic diagram；
Fig. 5 is the structural representation that side knife assembly circumferentially launches in cold renewal rotor of the present invention；
Fig. 6 is the structural representation of multiple sides knife difference radius of clean-up in cold renewal rotor of the present invention；
Fig. 7 is the structural representation of multiple sides knife difference angle in cold renewal rotor of the present invention.
Specific embodiment
Below by drawings and Examples, technical scheme is described in further detail.
Specific embodiment of the invention is for the ease of to design of the invention, the technical problem for being solved, composition skill
The technical characteristic of art scheme and the technique effect for bringing have further description.It should be noted that for these embodiment party
The explanation of formula does not constitute limitation of the invention.Additionally, the technology being related in the implementation method of present invention described below is special
Can be just mutually combined as long as levying and do not constitute each other conflict.
In one schematical embodiment of cold renewal rotor of the present invention, with reference to shown in Fig. 1 and Fig. 2, cold renewal rotor bag
Include main milling cutter portion 1 and the side knife portion 2 installed in the main two ends of milling cutter portion 1, while knife portion 2 include while knife assembly 21, vertical cutter component 22 with
And the supporting mechanism 23 at the main two ends of milling cutter portion 1 is arranged on, side knife assembly 21 is removably mounted on supporting mechanism 23, vertical cutter group
Part 22 is fixedly mounted on supporting mechanism 23.
In the schematical embodiment, main milling cutter portion 1 is made up of rotary drum 11, support plate 12, main mill cutter assemblies 13, main milling cutter
By being fixedly welded on support plate 12, support plate 12 is fixed by welding on rotary drum 11 component 13.Cold renewal rotor is by by side
Knife portion 2 is designed to by side knife assembly 21 and is arranged on the structure that the supporting mechanism 23 at main milling cutter portion two ends is constituted, side knife assembly 21
It is removably mounted on supporting mechanism 23, vertical cutter component 4 is fixed by welding on supporting mechanism 23, supporting mechanism 23 passes through
It is weldingly fixed on rotary drum 11, side knife assembly 21 can be changed easily on whole machine, when side knife wear out failure, can be with
One group of new side knife assembly is quickly installed on former cold renewal rotor, the service life of whole rotor is improve, saving is constructed into
This.Wherein it is preferred to, side knife portion 2 is circumferential symmetrical structure, and the area of cut and cutting for being so conducive to improving side knife portion 2 are imitated
Rate.
In one preferred embodiment of cold renewal rotor of the present invention, as shown in Figure 3 and Figure 4, side knife assembly 21 is included extremely
Few two side knife assembly splits, knife 211 and arc 212 when knife assembly split includes, side knife 211 is installed in arc 212
On, supporting mechanism 23 includes ring set, and at least two side knife assembly splits are inserted on ring set by arc 212, to realize side
Knife assembly 21 is removably mounted on supporting mechanism 23.By the knife assembly split group when knife assembly 21 is designed to by least two
Into structure, Fig. 3 and Fig. 4 shows the structure type that side knife assembly split is 4, and side knife assembly split passes through arc 212
It is inserted on ring set, changes convenient and swift, with efficiency very high.
Further, as shown in figure 4, arc 212 has the first radial positioning face A, the first locating face C and the
One axial locating surface E, ring set has the second radial positioning face B, the second locating face D and the second axial locating surface F, first
Radial positioning face A and the second radial positioning face B location fits, limit the position of arc 212 on radial direction r；First week
To locating surface C and the second locating face D location fits, the position of arc 212 is limited on circumferencial direction w；First axially
Locating surface E and the second axial locating surface F location fits, limit the position of arc 212 on axial direction z；It is achieved in arc
Shape plate 212 is inserted on ring set so that arc 212 can effectively carry the milling temperature along the direction of rotary drum axis 20.Enter again
One step ground, as shown in Figure 3 and Figure 4, side knife assembly 21 also includes bolt 213, and arc 212 is fastened on ring set by bolt 213
On so that arc 212 can quick-detach soon.
As the improvement to above-described embodiment, as shown in figure 5, knife 211, multiple side knives when knife assembly split includes multiple
211 on the circumferential and axial of arc 212 equally spacedly and from the inside to the outside spread configuration successively, multiple side knives 211 are located at
Same straight line so that cutter cuts road surface successively, it is ensured that rotor stable cutting.
It should be noted that in the present invention from the inside to the outside in " interior " refer to side knife assembly near the position of drum 11, accordingly
Ground, " outward " refers to position of the side knife assembly away from drum 11, by taking the embodiment shown in Fig. 5 as an example, side knife assembly 21 is circumferentially square
To expansion, at least two knife assembly splits when knife assembly split includes four：First in knife assembly split 21-1, second knife
Component split 21-2, the 3rd the knife assembly split 21-4 in knife assembly split 21-3 and the 4th, the first side knife assembly split 21-1
With first group of side knife 211-1,211-2,211-3 and 211-4；Second when knife assembly split 21-2 has second group knife 211-
5th, 211-6,211-7 and 211-8；3rd while knife assembly split 21-3 have the 3rd group while knife 211-9,211-10,211-11 and
211-12, the 4th while knife assembly split 21-4 have the 4th group while knife 211-13,211-14,211-15 and 211-16, every group of knife
Tool is respectively positioned on an arc 212.As shown in figure 5, in same side knife assembly split, adjacent edge knife is in axial z directions
On interval be 2T, side knife 211-1,211-2,211-3 and 211-4 are outwards arranged in z directions successively vertically, formed one it is straight
Line so that cutter cuts road surface successively, it is ensured that rotor stable cutting.First while knife assembly split 21-1 while knife 211-1,211-
2nd, 211-3 and 211-4 along rotor axis rotate after 180 ° respectively with the 3rd while knife assembly split 21-3 while knife 211-9,211-
10th, 211-11 and 211-12 overlaps, and second turns on while knife 211-5,211-6,211-7 and 211-8 edges of knife assembly split 21-2
Sub- axis rotate after 180 ° respectively with the 4th while knife assembly split 21-4 while knife 211-13,211-14,211-15 and 211-16
Overlap, i.e., two cutters are arranged on same transversal, the cutting operating mode of side knife is more severe than main milling cutter, in same transversal position cloth
Put the cutting power that two cutters are conducive to strengthening side knife.
As the further improvement to above-described embodiment, as shown in figure 5, any side knife 211 and remaining side knife assembly split
Two close side knives 211 of middle axial direction on axial z equally arrange by dislocation, is so conducive to increasing the cutting face of side knife
Product, improves stock-removing efficiency.By taking embodiment illustrated in fig. 5 as an example, second while knife assembly split 21-2 while knife 211-6 and the first side knife
The side knife 211-2 and 211-3 of component split 21-1 on axial z directions at intervals of T so that side knife all has in each position
Cutting power, stock-removing efficiency is improved significantly.
As to the preferred of above-described embodiment, as shown in fig. 6, in same side knife assembly split, multiple side knives 211
Radius of clean-up R is sequentially reduced on along direction from the inside to the outside.By taking the embodiment shown in Fig. 5 and Fig. 6 as an example, the first side knife group
The radius of clean-up R of side knife 211-1,211-2,211-3 and 211-4 of part split 21-1 is sequentially reduced, the 3rd side knife assembly split
The radius of clean-up R of side knife 211-9,211-10,211-11 and 211-12 of 21-3 is sequentially reduced, i.e., near the side knife of rotor end-face
Radius of clean-up R it is smaller.Because side knife 211-4,211-12 are in rotor most edge, cutting operating mode is the most severe, and reduction is cut
Cutting radius can effectively reduce the chip-load of side knife 211-4,211-12, in order to avoid side knife rapid wear.
As to the further preferred of above-described embodiment, as shown in fig. 7, in same side knife assembly split, Duo Gebian
The axis of knife 211 increases successively relative to the angle β of the end face of arc 212 on along direction from the inside to the outside.With Fig. 7 institutes
As a example by the embodiment shown, first while knife assembly split 21-1 while knife 211-1,211-2,211-3 and 211-4 axis relative to
The angle β of the end face of arc 212 increases successively on along direction from the inside to the outside, and this is with toolbox in axial z directions
On position be adapted, apart from rotor end-face it is remote while knife only needs to less angle β by guarantee its toolbox be in while
Within the protection domain of knife, and less angle β is conducive to reducing cutting resistance.Further, as shown in fig. 7, any
The axis of side knife 211 is in default angle relative to the end face of arc 212 so that the tool rest of side knife 211 in the axial direction without departing from
The point of a knife 2111 of side knife 211, it is ensured that whole side knife 211 is in the protection domain of point of a knife 211, it is to avoid road groove opposite side knife 211
The abrasion of tool rest, protects side knife.
Present invention also offers a kind of pavement cold recycling machine, it includes above-mentioned cold renewal rotor.Because the present invention is cold again
Raw rotor can improve the service life of rotor, save construction cost, and correspondingly, pavement cold recycling machine of the present invention also has above-mentioned
Advantageous Effects, will not be repeated here.
Above in association with embodiment be described in detail for embodiments of the present invention, but the present invention is not limited to be retouched
The implementation method stated.For example, knife assembly split can be arranged to 3,5,6 it is even more.For the technology of this area
For personnel, in the case where principle of the invention and connotation is not departed from these implementation methods are carried out with various changes, is repaiied
Change, equivalence replacement and modification are still fallen within protection scope of the present invention.
Claims (12)
1. a kind of cold renewal rotor, it is characterised in that including main milling cutter portion (1) and installed in main milling cutter portion (1) two ends
Side knife portion (2), it is described while knife portion (2) including while knife assembly (21) and be arranged on the supporting mechanism at main milling cutter portion (1) two ends
(23), the side knife assembly (21) is removably mounted on the supporting mechanism (23).
2. cold renewal rotor according to claim 1, it is characterised in that described when knife assembly (21) is including at least two
Knife assembly split, knife (211) and the arc (212) when knife assembly split includes, the side knife (211) is installed in described
On arc (212), including ring set, at least two sides knife assembly split passes through the arc to the supporting mechanism (23)
(212) it is inserted on the ring set, to realize that the side knife assembly (21) is removably mounted on the supporting mechanism (23).
3. cold renewal rotor according to claim 2, it is characterised in that the arc (212) is radially fixed with first
Plane (A), the first locating face (C) and the first axial locating surface (E), the ring set have the second radial positioning face (B),
Second locating face (D) and the second axial locating surface (F), the first radial positioning face (A) are radially fixed with described second
Plane (B) location fit, first locating face (C) and the second locating face (D) location fit, described first
Axial locating surface (E) and the second axial locating surface (F) location fit, are achieved in the arc (212) and are inserted into institute
State on ring set.
4. cold renewal rotor according to claim 2, it is characterised in that the side knife assembly (21) also includes bolt
(213), the arc (212) is fastened on the ring set by the bolt (213).
5. cold renewal rotor according to claim 2, it is characterised in that the knife when knife assembly split includes multiple
(211), the multiple side knife (211) on the circumferential and axial of the arc (212) successively equally spacedly and from the inside to the outside
Ground spread configuration, the multiple side knife (211) is positioned at same straight line.
6. cold renewal rotor according to claim 5, it is characterised in that it is any it is described while knife (211) and remaining it is described while
Two axially close side knives (211) equally misplace arrange in the axial direction in knife assembly split.
7. cold renewal rotor according to claim 5, it is characterised in that in the same side knife assembly split, institute
The radius of clean-up for stating multiple side knives (211) is sequentially reduced on along direction from the inside to the outside.
8. the cold renewal rotor according to any one of claim 5~7, it is characterised in that in the same side knife assembly
In split, the angle of the end face of the axis relative to the arc (212) of the multiple side knife (211) is along from the inside to the outside
Direction on increase successively.
9. the cold renewal rotor according to any one of claim 5~7, it is characterised in that the axle of any side knife (211)
Line is in default angle relative to the end face of the arc (212) so that the tool rest of the side knife (211) in the axial direction without departing from
The point of a knife (2111) of the side knife (211).
10. the cold renewal rotor according to any one of claim 1~7, it is characterised in that the side knife portion (2) is circumference
Symmetrical structure.
11. cold renewal rotors according to claim 2, it is characterised in that the knife group when knife assembly (21) is including 4
Part split, the knife (211) when knife assembly split includes 4.
12. a kind of pavement cold recycling machines, it is characterised in that including the cold renewal rotor described in any one of claim 1~11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083423.8A CN106869002B (en) | 2017-02-16 | 2017-02-16 | Cold regeneration rotor and road surface cold regenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083423.8A CN106869002B (en) | 2017-02-16 | 2017-02-16 | Cold regeneration rotor and road surface cold regenerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106869002A true CN106869002A (en) | 2017-06-20 |
| CN106869002B CN106869002B (en) | 2020-01-10 |
Family
ID=59166767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710083423.8A Active CN106869002B (en) | 2017-02-16 | 2017-02-16 | Cold regeneration rotor and road surface cold regenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106869002B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795655A (en) * | 2017-11-23 | 2018-03-13 | 徐工集团工程机械有限公司 | Rotor overload protection device, actuating unit and cold regenerative machine |
| US11746483B2 (en) | 2021-10-20 | 2023-09-05 | Caterpillar Paving Products Inc. | Rotating edge cutter for cold planers |
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| CN104508206A (en) * | 2012-07-31 | 2015-04-08 | 卡特彼勒路面机械公司 | Milling drum having integral tool mounting blocks |
| CN104594169A (en) * | 2015-01-27 | 2015-05-06 | 浙江澳德耐磨零部件有限公司 | Combination cutter holder of road milling machine |
| CN105586822A (en) * | 2015-04-01 | 2016-05-18 | 徐工集团工程机械股份有限公司 | Cutter elements for milling pavements, cutter devices, pavement machinery and control method |
| CN106149536A (en) * | 2015-06-17 | 2016-11-23 | 徐工集团工程机械股份有限公司 | Milling wheel and milling machine |
| CN205949934U (en) * | 2016-08-08 | 2017-02-15 | 温州宝通机械制造有限公司 | Cutter head |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009035625A1 (en) * | 2009-07-31 | 2011-02-03 | Gühring Ohg | Drill bit for solid hard metal-driller for chip removal of e.g. spheroidal graphite, has main free surface forming clearance angle, where factor of clearance angle at region of transversal edge is larger than angle at outer circumference |
| CN104508206A (en) * | 2012-07-31 | 2015-04-08 | 卡特彼勒路面机械公司 | Milling drum having integral tool mounting blocks |
| CN104594169A (en) * | 2015-01-27 | 2015-05-06 | 浙江澳德耐磨零部件有限公司 | Combination cutter holder of road milling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795655A (en) * | 2017-11-23 | 2018-03-13 | 徐工集团工程机械有限公司 | Rotor overload protection device, actuating unit and cold regenerative machine |
| CN107795655B (en) * | 2017-11-23 | 2023-12-08 | 江苏徐工工程机械研究院有限公司 | Rotor overload protection device, power transmission device and cold regenerator |
| US11746483B2 (en) | 2021-10-20 | 2023-09-05 | Caterpillar Paving Products Inc. | Rotating edge cutter for cold planers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106869002B (en) | 2020-01-10 |
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Effective date of registration: 20220729 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Patentee after: XUZHOU XUGONG ROAD-CONSTRUCTION MACHINERY Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. Patentee before: XUZHOU XUGONG ROAD-CONSTRUCTION MACHINERY Co.,Ltd. |