CN102979522B - Planer cutter and coal planer - Google Patents
Planer cutter and coal planer Download PDFInfo
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- CN102979522B CN102979522B CN201210540710.4A CN201210540710A CN102979522B CN 102979522 B CN102979522 B CN 102979522B CN 201210540710 A CN201210540710 A CN 201210540710A CN 102979522 B CN102979522 B CN 102979522B
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- planing tool
- cutter hub
- cutter
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Abstract
The invention discloses a planer cutter and a coal planer. The planer cutter disclosed by the invention is applied to the coal planer, and comprises a cutter handle (100) and a cutter body (200). The planer cutter is characterized in that the cutter handle (100) and the cutter body (200) are connected with each other through a detachable mechanism; a hard alloy head (300) is further fixed at the tail end of the cutter body (200); and the cutter body (200) can be made of hard alloy. According to the planer cutter provided by the invention, the cutter handle (100) can be conveniently and individually machined, and the cutter body (200) and the cutter handle (100) can be subjected to independent thermal treatment conveniently, thus achieving proper rigidity, strength and roughness of the cutter body (200) and the cutter handle (100), and further achieving better comprehensive properties of the planer cutter. When the cutter body (200) is seriously abraded in a using process, the cutter body (200) can be only replaced, so that the cutter handle (100) can be repeatedly used, the entire using cost of the planer cutter can be reduced, and the use cost of the planer cutter can be reduced.
Description
Technical field
The present invention relates to coal-mining technique, particularly a kind of planing tool for coal plough, also relate to a kind of coal plough comprising this planing tool.
Background technology
Coal plough is current conventional a kind of coal excavation apparatus, and especially at girdle coal-face, coal plough has obvious advantage.Coal plough comprises planer head and planing tool.Planer head is provided with knife rest; Planing tool comprises handle of a knife and cutter hub, and the butt of handle of a knife coordinates with knife rest makes planing tool be fixed on planer head.
In order to ensure reliability fixing between planing tool and planer head, leading handle of a knife and there is specific structure, to coordinate with knife rest.Based on the specific need of work of coal plough, planing tool end is fixed with the hard alloy head of higher hardness usually, to form cutting edge, cuts needs to meet to coal seam; Meanwhile, handle of a knife and cutter hub also will have applicable toughness and intensity, to have good combination property, to improve application life.For this reason, at present, handle of a knife and the cutter hub of planing tool are all formed in one, and utilize special steel material manufacture; After one-body molded, then handle of a knife is made to form predetermined structure by machine; This cost of planing tool that makes is very high.
In use, although planing tool has good combination property, the cutter hub of planing tool also can produce wearing and tearing; When cutter hub serious wear, planing tool will be scrapped; Planing tool will regularly replace, and just make coal plough use cost higher.Therefore, how to reduce coal plough because of use cost that planing tool produces be the technical barrier that current those skilled in the art need to solve.
Summary of the invention
In view of this, the invention provides a kind of planing tool for coal plough, utilize this planing tool can reduce the use cost of planing tool, and then the use cost of coal plough can be reduced.
In addition, the present invention also provides a kind of coal plough comprising this planing tool.
The planing tool provided, for coal plough, comprise handle of a knife and cutter hub, described handle of a knife is connected by detachable mechanism with cutter hub.
Optionally, the end of described cutter hub is also fixed with hard alloy head.
Optionally, the end welding hard alloy head of described cutter hub.
Optionally, described cutter hub is made up of carbide alloy.
Optionally, described handle of a knife end forms the cutting drive surface substantially vertical with cutting direction, forms the fourth of the twelve Earthly Branches, location in described drive surface; Described cutter hub forms the cutting stress surface of fitting with described cutting drive surface; Described cutting stress surface forms location lug, and the fourth of the twelve Earthly Branches, described location coordinates with described location lug.
Optionally, described planing tool also comprises the center line stop pin substantially vertical with described cutting direction; Described handle of a knife forms the first lock hole through the fourth of the twelve Earthly Branches, described location; Described location lug forms the second lock hole; Described stop pin two ends coordinate with described first lock hole, and middle part coordinates with described second lock hole.
Optionally, described stop pin is hollow cylinder, and the sidewall of described hollow cylinder forms constringency cleft, and described constringency cleft extends to the other end from one end of described hollow cylinder.
Optionally, described handle of a knife end forms first spigot surface substantially parallel with cutting direction, form gathering sill, and described first spigot surface is positioned at the front of described cutting drive surface in described spigot surface; Described cutter hub forms second spigot surface of fitting with described first spigot surface; Described second spigot surface of cutting forms guided way, and described guided way coordinates with described gathering sill.
Optionally, described gathering sill is T-slot.
The coal plough provided comprises planer head, and described planer head is provided with knife rest, also comprises any one planing tool above-mentioned, and the handle of a knife butt of described planing tool coordinates with described knife rest.
Planing tool for coal plough provided by the present invention, overcomes in prior art, in order to ensure the bulk strength of planing tool, needing to make handle of a knife and the one-piece type inertial thinking of cutter hub, handle of a knife is connected by detachable mechanism with cutter hub.Following effect can be produced like this: the first, before assembling forms planing tool, can process separately handle of a knife, the structure of handle of a knife is coordinated with knife rest, reduce the processing cost of handle of a knife; The second, before assembling forms planing tool, independent heat treatment can be carried out respectively to cutter hub and handle of a knife more easily, to make cutter hub and handle of a knife have more suitably hardness, intensity and toughness, and then obtain better combination property, improve the application life of handle of a knife and cutter hub; 3rd, when use procedure cutter hub serious wear, cutter hub can be changed, the cutter hub after replacing and handle of a knife are fixed, and then can Reusability handle of a knife, reduce the overall use cost of planing tool, reduce the use cost of coal plough.
In further technical scheme, be connected with cutter hub based on handle of a knife by detachable mechanism, the profile of cutter hub is less than the profile of handle of a knife, and then cutter hub can be made up of carbide alloy.The anti-wear performance of cutter hub can be improved so significantly, improve the application life of cutter hub, reduce the overall use cost of planing tool further, reduce the use cost of coal plough.
In further technical scheme, cut the laminating of drive surface and cutting stress surface, locate the coordinating of the fourth of the twelve Earthly Branches and location lug, the coordinating of stop pin and corresponding lock hole, T-shaped gathering sill and guided way the combination multinomial technology such as coordinating, the reliability be connected between handle of a knife with cutter hub can be ensured, the needs of shearing can be met.
In addition, because coal plough comprises above-mentioned planing tool, also there is corresponding technique effect.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.
Fig. 1 is the detonation configuration schematic diagram of a kind of planing tool that the embodiment of the present invention one provides;
Fig. 2 is the detonation configuration schematic diagram of a kind of planing tool that the embodiment of the present invention two provides;
Fig. 3 is I-I part-structure enlarged drawing in Fig. 2.
In figure:
Handle of a knife 100, stop pin 110, constringency cleft 111, cutting drive surface 101, the fourth of the twelve Earthly Branches 102, first, location lock hole 103, first spigot surface 104, gathering sill 105;
Cutter hub 200, location lug 210, second lock hole 211, guided way 220;
Hard alloy head 300;
Cutting direction S.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Please refer to Fig. 1, this figure is the detonation configuration schematic diagram of a kind of planing tool that the embodiment of the present invention one provides.The planing tool that this embodiment provides can be used in coal plough, comprises handle of a knife 100 and cutter hub 200, and handle of a knife 100 and cutter hub 200 can be separated from each other, and can be connected by detachable mechanism.Like this, handle of a knife 100 and cutter hub 200 just can manufacture respectively, process respectively, heat-treat respectively; And then handle of a knife 100 and cutter hub 200 can be made to have different structure and mechanical performance.In addition, according to known technology, hard alloy head 300 can also be fixed at the end of cutter hub 200, specifically can at the end welding hard alloy head 300 of cutter hub 200.
The planing tool that embodiment one provides, overcomes in prior art, in order to ensure the bulk strength of planing tool, needing to make handle of a knife and the integrated inertial thinking of cutter hub, handle of a knife 100 is connected by detachable mechanism with cutter hub 200.Following effect can be produced like this: the first, before assembling forms planing tool, can process separately handle of a knife 100, the structure of handle of a knife 100 is coordinated with predetermined knife rest, reduce the processing cost of handle of a knife 100.Second, before assembling forms planing tool, independent heat treatment can be carried out respectively to cutter hub 200 and handle of a knife 100 more easily, to make cutter hub 200 and handle of a knife 100, there is more suitably hardness, intensity and toughness, and then obtain better combination property, improve the application life of handle of a knife 100 and cutter hub 200.3rd, when use procedure cutter hub 200 serious wear, cutter hub 200 can be changed, the cutter hub after replacing 200 is fixed with handle of a knife 100, and then can Reusability handle of a knife 100, reduce the overall use cost of planing tool, reduce the use cost of coal plough.
Be connected by detachable mechanism with cutter hub 200 based on handle of a knife 100, cutter hub 200 is less than the profile of handle of a knife 100, and then cutter hub can be made up of carbide alloy.The anti-wear performance of cutter hub can be improved so significantly, improve the application life of cutter hub, reduce the overall use cost of planing tool further, reduce the use cost of coal plough.Cutter hub 200 is made up of carbide alloy.
Connected mode between handle of a knife 100 and cutter hub 200 can adopt known prior art, as threaded fastener connection, clamping, snapping etc., also can adopt the structure shown in Fig. 2 and Fig. 3.
Please refer to Fig. 2 and Fig. 3, Fig. 2 is the detonation configuration schematic diagram of a kind of planing tool that the embodiment of the present invention two provides, and Fig. 3 is I-I part-structure enlarged drawing in Fig. 2.In the planing tool that this embodiment provides, handle of a knife 100 end forms the cutting drive surface 101 substantially vertical with cutting direction S, forms the fourth of the twelve Earthly Branches 102, location in drive surface 101; Cutter hub 200 forms the cutting stress surface of fitting with cutting drive surface 101; Cut on stress surface and form location lug 210, the fourth of the twelve Earthly Branches 102, location coordinates with location lug 210.Like this, in coal mining process, handle of a knife 100 just can apply driving force by cutting drive surface 101 pairs of cutter hubs 200; Meanwhile, the fourth of the twelve Earthly Branches 102, location coordinates with location lug 210, can ensure the location between handle of a knife 100 and cutter hub 200.
On the basis of said structure, existing structure can certainly be utilized to make handle of a knife 100 and cutter hub 200 keep fixing.In the present embodiment, planing tool can also comprise the center line stop pin substantially vertical with cutting direction S 110; Handle of a knife 100 forms the first lock hole 103 through the fourth of the twelve Earthly Branches 102, location; Location lug 210 forms the second lock hole 211; When locating the coordinating of the fourth of the twelve Earthly Branches 102 and location lug 210, the first lock hole 103 is corresponding with the second lock hole 211; After assembling, stop pin 110 inserts in the first lock hole 103 and the second lock hole 211, and the two ends of stop pin 110 coordinate with the first lock hole 103, and middle part coordinates with the second lock hole 211, and then makes handle of a knife 100 keep relative with cutter hub 200 to fix.
Stop pin 110 can be a hollow cylinder, and makes the sidewall of hollow cylinder form constringency cleft 111, and constringency cleft 111 extends to the other end from one end of hollow cylinder, namely extends to the other end from one end of stop pin 110; Constringency cleft 111 can be rectilinear clearance, also can be broken line gap.Like this, under normal conditions, the diameter of stop pin 110 can be made to be a bit larger tham the diameter of the first lock hole 103, also can be a bit larger tham the diameter of the second lock hole 211; When stop pin 110 inserts in the first lock hole 103 and the second lock hole 211, constringency cleft can be made to reduce, and then stop pin 110 diameter is reduced, make stop pin 110 insert in the first lock hole 103 and the second lock hole 211 more swimmingly; Then, stop pin 110 is returned to normal at hollow cylinder, make the outside wall surface of stop pin 110 to be supported on the internal face of the first lock hole 103 and the internal face of the second lock hole 211, and then ensure stop pin 110 and fixing between handle of a knife 100 and cutter hub 200, improve the reliability of planing tool.Hollow cylinder can be rolled into by the steel plate of applicable thickness.
In addition, handle of a knife 100 end can also be formed in the first spigot surface 104, first spigot surface 104 substantially parallel with cutting direction S and form gathering sill 105, and the first spigot surface 104 can be positioned at the front (referring to towards the direction of cutting direction S) of cutting drive surface 101; Corresponding with spigot surface, cutter hub 200 can form second spigot surface (show in figure and point out) of fitting with the first spigot surface 104; Second spigot surface can form guided way 220, and guided way 220 coordinates with gathering sill 105.When assembling planing tool, the second spigot surface that the first spigot surface 104 is fitted can be made, and guided way 220 is coordinated with gathering sill 105, then, promote cutter hub 200 to move relative to handle of a knife 100 in the other direction along cutting direction S, cutting drive surface 101 is fitted and cuts stress surface, and the fourth of the twelve Earthly Branches, location 102 is coordinated with location lug 210; The assembling of handle of a knife 100 and cutter hub 200 can be facilitated like this.
In order to improve reliability fixing between handle of a knife 100 and cutter hub 200, gathering sill 105 can also be made to be T-slot.Guided way 220 coordinates with gathering sill 105, is also T-shaped structure; T-shaped can provide the very large reverse moment of resistance for cutter hub 200, ensures reliability fixing between handle of a knife 100 and cutter hub 200, reduces the shift in position between handle of a knife and cutter hub 200.
Be appreciated that, above-mentioned cutting drive surface 101 to cut the laminating of stress surface, locate the combination multinomial technology such as coordinating of the coordinating of the fourth of the twelve Earthly Branches 102 and location lug 210, the coordinating of stop pin 110 and corresponding lock hole, T-shaped gathering sill 105 and guided way 220, the reliability be connected between handle of a knife 100 with cutter hub 200 can be ensured, the needs of shearing can be met.
On the basis providing above-mentioned planing tool, another embodiment of the present invention provides a kind of coal plough, and this coal plough comprises planer head, and planer head is provided with knife rest, also comprises any one planing tool above-mentioned, and handle of a knife 100 butt of planing tool coordinates with knife rest.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a planing tool, for coal plough, comprise handle of a knife (100) and cutter hub (200), it is characterized in that, described handle of a knife (100) is connected by detachable mechanism with cutter hub (200); Described handle of a knife (100) end forms the cutting drive surface (101) substantially vertical with cutting direction (S), forms the fourth of the twelve Earthly Branches, location (102) in described cutting drive surface (101); Described cutter hub (200) forms the cutting stress surface of fitting with described cutting drive surface (101); Described cutting stress surface is formed location lug (210), the fourth of the twelve Earthly Branches, described location (102) coordinates with described location lug (210).
2. planing tool according to claim 1, is characterized in that, the end of described cutter hub (200) is also fixed with hard alloy head (300).
3. planing tool according to claim 2, is characterized in that, end welding hard alloy head (300) of described cutter hub (200).
4. planing tool according to claim 1, is characterized in that, described cutter hub (200) is made up of carbide alloy.
5. planing tool according to claim 1, is characterized in that, also comprises the stop pin (110) that center line is substantially vertical with described cutting direction (S); Described handle of a knife (100) forms the first lock hole (103) through the fourth of the twelve Earthly Branches, described location (102); Described location lug (210) forms the second lock hole (211); Described stop pin (110) two ends coordinate with described first lock hole (103), and described stop pin (110) middle part coordinates with described second lock hole (211).
6. planing tool according to claim 5, it is characterized in that, described stop pin (110) is hollow cylinder, and the sidewall of described hollow cylinder forms constringency cleft (111), and described constringency cleft extends to the other end from the one end of described stop pin (110); Described stop pin (110) outside wall surface is supported on the internal face of described first lock hole (103) and the internal face of the second lock hole (211).
7. planing tool according to claim 6, it is characterized in that, described handle of a knife (100) end forms first spigot surface (104) substantially parallel with cutting direction (S), form gathering sill (105) in described spigot surface (104), and described first spigot surface (104) is positioned at the front of described cutting drive surface (101); Described cutter hub (200) forms second spigot surface of fitting with described first spigot surface (104); Described second spigot surface forms guided way (220), and described guided way (220) coordinates with described gathering sill (105).
8. planing tool according to claim 7, is characterized in that, described gathering sill (105) is T-slot.
9. a coal plough, comprises planer head, described planer head is provided with knife rest, it is characterized in that, also comprises the planing tool described in any one of claim 1 to 8, and handle of a knife (100) butt of described planing tool coordinates with described knife rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540710.4A CN102979522B (en) | 2012-12-13 | 2012-12-13 | Planer cutter and coal planer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540710.4A CN102979522B (en) | 2012-12-13 | 2012-12-13 | Planer cutter and coal planer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102979522A CN102979522A (en) | 2013-03-20 |
| CN102979522B true CN102979522B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210540710.4A Active CN102979522B (en) | 2012-12-13 | 2012-12-13 | Planer cutter and coal planer |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362506A (en) * | 2013-07-17 | 2013-10-23 | 王浩 | Coal plough cutter used for coal plough |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1468477A (en) * | 1966-02-17 | 1967-02-03 | Austin Hoy & Co Ltd | Improvements to cutting tools and their mounts |
| GB1121008A (en) * | 1965-11-03 | 1968-07-24 | Poudres Metalliques Alliages Speciaux Ugine Carbone | Improvements in mining tools having removable tips |
| DE2029978A1 (en) * | 1970-06-18 | 1971-12-23 | Gewerkschaft Eisenhütte Westfalia, 4628 Wethmar | Plane or chisel chisel with a soldered-in hard metal pin |
| US4376553A (en) * | 1980-02-12 | 1983-03-15 | Gewerkschaft Eisenhutte Westfalia | Floor cutter bit |
| DE3315624C1 (en) * | 1983-04-29 | 1984-11-15 | Fa. Astrid Komotzki, 4600 Dortmund | Cutter body for coal ploughs |
| CN1637231A (en) * | 2003-12-29 | 2005-07-13 | Dbt有限公司 | Tool carrier for planer tool of coal picking machine and coal cutter and coal picking machine planer tool |
-
2012
- 2012-12-13 CN CN201210540710.4A patent/CN102979522B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1121008A (en) * | 1965-11-03 | 1968-07-24 | Poudres Metalliques Alliages Speciaux Ugine Carbone | Improvements in mining tools having removable tips |
| FR1468477A (en) * | 1966-02-17 | 1967-02-03 | Austin Hoy & Co Ltd | Improvements to cutting tools and their mounts |
| DE2029978A1 (en) * | 1970-06-18 | 1971-12-23 | Gewerkschaft Eisenhütte Westfalia, 4628 Wethmar | Plane or chisel chisel with a soldered-in hard metal pin |
| US4376553A (en) * | 1980-02-12 | 1983-03-15 | Gewerkschaft Eisenhutte Westfalia | Floor cutter bit |
| DE3315624C1 (en) * | 1983-04-29 | 1984-11-15 | Fa. Astrid Komotzki, 4600 Dortmund | Cutter body for coal ploughs |
| CN1637231A (en) * | 2003-12-29 | 2005-07-13 | Dbt有限公司 | Tool carrier for planer tool of coal picking machine and coal cutter and coal picking machine planer tool |
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| Publication number | Publication date |
|---|---|
| CN102979522A (en) | 2013-03-20 |
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Effective date of registration: 20170112 Address after: 413000 Yiyang high tech Zone in the eastern part of the New District of integrated services building, room 512, Hunan Patentee after: Yiyang science and Technology Achievement Transformation Service Center Patentee after: Sany Heavy Equipment Co.,Ltd. Address before: Yansai Lake Street 110027 economic and Technological Development Zone Liaoning city Shenyang province No. 31 Patentee before: Sany Heavy Equipment Co.,Ltd. |