CN215757617U - Pick surface cladding device for coal mining machine roller - Google Patents
Pick surface cladding device for coal mining machine roller Download PDFInfo
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- CN215757617U CN215757617U CN202121329564.1U CN202121329564U CN215757617U CN 215757617 U CN215757617 U CN 215757617U CN 202121329564 U CN202121329564 U CN 202121329564U CN 215757617 U CN215757617 U CN 215757617U
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- cladding
- cooling
- gas treatment
- treatment device
- waste gas
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- 238000005253 cladding Methods 0.000 title claims abstract description 71
- 239000003245 coal Substances 0.000 title claims abstract description 14
- 238000005065 mining Methods 0.000 title claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 58
- 239000002912 waste gas Substances 0.000 claims abstract description 30
- 238000005520 cutting process Methods 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000001179 sorption measurement Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000110 cooling liquid Substances 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052799 carbon Inorganic materials 0.000 abstract description 10
- 239000002245 particle Substances 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000036541 health Effects 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000036346 tooth eruption Effects 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a pick surface cladding device for a coal mining machine roller, which comprises a cladding processing bin, a cladding device main body, a driving device and a clamping device, wherein the cladding processing bin is provided with a plurality of cutting teeth; the waste gas treatment device is arranged on one side of the cladding processing bin, is in a U shape, the top surface and the bottom surface of the waste gas treatment device penetrate through the side surface of the cladding processing bin, the side surface of the waste gas treatment device is positioned outside the cladding processing bin, the side surface of the waste gas treatment device is provided with an air suction pump, an air suction pipe is arranged below the bottom surface of the waste gas treatment device, and a cooling mechanism and an air filtering mechanism are also arranged in the waste gas treatment device; the cooling mechanism comprises a cooling pipe, and a cooling plate is arranged inside the cooling pipe; the air filtering mechanism comprises a plurality of soft filter plates which are vertically arranged, and adsorption carbon particles are arranged inside the soft filter plates. The cutting pick surface cladding device for the roller of the coal mining machine has the capability of quickly cooling, can adsorb harmful gas generated in the cladding process, protects the health of workers, reduces the adverse effect on the environment, and improves the environmental protection property and the practicability of the device.
Description
Technical Field
The utility model belongs to the technical field of workpiece surface treatment equipment, and relates to a cutting pick surface cladding device, in particular to a cutting pick surface cladding device for a coal mining machine roller.
Background
The cutting pick is a key part for directly cutting coal rocks on the drum shearer and is also a vulnerable part; the cutting pick consists of a pick body and a pick tip, and in the working process of the cutting pick, impact force and friction force generated by coal rock reacting on the pickaxe-shaped cutting pick are mainly born by the pick tip part, so that the common pick tip is embedded on the pick body by adopting a hard alloy head so as to improve the impact resistance and the wear resistance of the cutting pick and prolong the service life of the cutting pick. In order to improve the wear resistance of the inlaid portion of the pick body, a common method is to perform surface hardening treatment on the corresponding portion.
The following problems exist in the prior art:
(1) when the existing cladding device is used for spray-coating and hardening the surface of a cutting tooth, high heat can be generated, so that the drying of the surface of the cutting tooth is not facilitated, and the residual heat is not beneficial to the subsequent processing process, so that the use efficiency of the device is reduced, and the production efficiency is reduced;
(2) when the existing cladding device is used for spraying, harmful gas can be generated and is generally directly discharged in the air, so that the health of workers is influenced, the environment can be damaged, the environmental protection performance of the device is reduced, and the practicability is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cutting tooth surface cladding device for a coal mining machine roller, which has the capability of quickly cooling and can solve the problem that residual heat is not only unfavorable for drying the surface of a cutting tooth, but also unfavorable for subsequent processing.
Another object of the present invention is to provide a pick surface cladding apparatus for a shearer drum, which can adsorb harmful gas generated during the cladding process, protect the health of workers, reduce adverse effects on the environment, and improve the environmental protection and practicability of the apparatus.
In order to achieve the above purpose, the solution of the utility model is:
a cutting pick surface cladding device for a coal cutter roller comprises a cladding processing bin, a cladding device main body, a driving device and a clamping device, wherein the cladding device main body is arranged at the top of the cladding processing bin, and the bottom of the cladding device main body penetrates into the cladding processing bin and is provided with a spray coater; a driving device is arranged outside one side of the cladding processing bin, and a clamping device is correspondingly arranged inside the cladding processing bin;
the waste gas treatment device is arranged on the other side of the cladding processing bin, is in a side U shape and comprises a side surface, a top surface and a bottom surface, the top surface and the bottom surface of the waste gas treatment device penetrate through the side surface of the cladding processing bin, the side surface of the waste gas treatment device is positioned outside the cladding processing bin, the side surface of the waste gas treatment device is provided with an air suction pump, an air suction pipe is arranged below the bottom surface of the waste gas treatment device, and a cooling mechanism and an air filtering mechanism are further arranged in the waste gas treatment device;
the cooling mechanism comprises a cooling pipe arranged on the bottom surface of the waste gas treatment device, and a cooling plate is arranged inside the cooling pipe;
the gas filtering mechanism comprises a plurality of vertically arranged soft filter plates, adsorption carbon particles are arranged in the soft filter plates, and the tops of the soft filter plates are fixedly connected with the top surface of the waste gas treatment device.
The surface of the air pump is fixedly connected with the inner wall of the side surface of the waste gas treatment device, and the end part of an exhaust pipe of the air pump extends to the interior of the cladding processing bin and is fixedly connected with the inner surface of the cladding processing bin.
The cooling pipes are provided with a plurality of cooling pipes which are evenly distributed on the bottom surface of the waste gas treatment device.
The cooling pipe also comprises a heat conduction pipe body, and one end of the heat conduction pipe body is fixedly connected with the inner wall of the side surface of the waste gas treatment device; the cooling plate is provided with a plurality of, and equal parallel fixation is in the internal surface of heat conduction body, and the coolant liquid pipeline has been seted up to the inside of cooling plate, and all cooling plates pass through coolant liquid pipeline interconnect.
The outer surface of the soft filter plate is provided with turbulent flow channels which are uniformly distributed on the outer surface of the soft filter plate, and the adsorption carbon particles are fixed on the inner wall of the turbulent flow channels.
The inner surface of the soft filter plate is fixed with a conical soft plate, and all the conical soft plates are symmetrically arranged relative to the center line of the soft filter plate; one end of the conical soft board is connected with a spring ejecting block, the outer surface of the spring ejecting block is movably connected with an occluding plate, and one side of the occluding plate is fixedly connected with the corresponding conical soft board.
The cooling pipes are provided with a plurality of cooling pipes which are arranged in parallel, the inclined strut wind dispersing plates are arranged between the adjacent cooling pipes, a plurality of guide plates are uniformly fixed on the surfaces of the inclined strut wind dispersing plates in parallel, and guide grooves are formed in the surfaces of the guide plates.
After adopting the scheme, compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model provides a cutting tooth surface cladding device for a coal cutter roller, which adopts the structure of an air pump, a cooling pipe, a heat conduction pipe body, a cooling plate and a cooling liquid pipeline, leads hot air in a cladding processing bin into an exhaust gas treatment device through the matching of the air pump and the air pump, absorbs heat in the air by the heat conduction pipe body, and utilizes the cooling plate and the cooling liquid pipeline to cool the device, thereby avoiding the problems that residual heat is not only unfavorable for drying the surface of a cutting tooth, but also is unfavorable for subsequent processing processes, and improving the use efficiency and the production efficiency of the device;
(2) the utility model provides a cutting pick surface cladding device for a coal cutter roller, which adopts the matching of a turbulent flow passage, adsorption carbon particles, a conical soft plate, a top elastic block and a snap-in plate, deforms the soft filter plate through the impact of air flow on the soft filter plate, controls the deformation amplitude of the soft filter plate by utilizing the snap-in buffering of the top elastic block and the snap-in plate, slows down the air flow rate through the design of the turbulent flow passage, adsorbs harmful substances in the air by utilizing the adsorption carbon particles, avoids harmful gas which is generally directly discharged in the air, not only influences the health of workers, but also can damage the environment, and improves the environmental protection property and the safety during use of the device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the internal structure of an exhaust gas treatment device according to the present invention;
FIG. 3 is a schematic view of the internal structure of the cooling tube according to the present invention;
FIG. 4 is a schematic structural view of the diagonal bracing aeration panel according to the present invention;
FIG. 5 is a schematic sectional view of the air filter mechanism of the present invention.
Reference numerals:
1. cladding processing bin;
2. cladding the device body; 21. a spray coater;
3. a drive device; 4. a clamping device;
5. an exhaust gas treatment device; 51. an air pump;
52. a cooling mechanism; a. a cooling pipe; a1, heat conducting tube body; a2, cooling plate; a3, coolant pipeline;
b. an inclined strut wind-dispersing plate; b1, a guide plate; b11, a diversion trench;
53. a gas filtering mechanism;
531. a turbulent flow passage; 532. adsorbing carbon particles; 533. a tapered soft board;
534. ejecting the elastic block; 535. an occlusal plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
As shown in fig. 1 to 5, the utility model provides a cutting pick surface cladding device for a coal mining machine drum, which comprises a cladding processing bin 1, wherein a cladding device main body 2 is fixedly installed at the top of the cladding processing bin 1, a sprayer 21 is arranged at the bottom of the cladding device main body 2, a driving device 3 is fixedly installed at the left side of the cladding processing bin 1, a clamping device 4 is arranged at the left side of an inner cavity of the cladding processing bin 1, a positioning sleeve is movably installed in the clamping device 4, and an output shaft of the driving device 3 extends to the interior of the cladding processing bin 1 and is fixedly connected with one end of the positioning sleeve.
The right side of the cladding processing bin 1 is provided with a waste gas treatment device 5, the outer side of the waste gas treatment device 5 is provided with an air pump 51, the bottom of the waste gas treatment device 5 is fixedly provided with an air exhaust pipe, the interior of the waste gas treatment device 5 is provided with a cooling mechanism 52 and an air filtering mechanism 53, the cooling mechanism 52 comprises a cooling pipe a, the interior of the cooling pipe a is provided with a cooling plate a2, the air filtering mechanism 53 comprises a soft filter plate, and the interior of the soft filter plate is provided with adsorption carbon particles 532; the outer surface of the air pump 51 is fixedly connected with the inner wall of the exhaust gas treatment device 5, and one end of the air pump extends into the cladding processing bin 1 and is fixedly connected with the inner surface of the cladding processing bin 1.
As a preferred embodiment of the present invention, as shown in fig. 3, the temperature reducing pipes a are uniformly distributed on the bottom end of the inner surface of the exhaust gas treatment device 5, each temperature reducing pipe a includes a heat conduction pipe body a1, two ends of the heat conduction pipe body a1 are fixedly connected with the inner surface of the exhaust gas treatment device 5, a cooling plate a2 is fixedly connected to the inner surface of the heat conduction pipe body a1, a cooling liquid pipeline a3 is fixedly installed inside the cooling plate a2, the cooling plates a2 are symmetrically arranged about the center line of the temperature reducing pipe a, and the cooling plates a2 are connected to each other through the cooling liquid pipeline a 3.
In this embodiment, aspiration pump 51 and exhaust tube cooperation, will melt in the hot-air suction exhaust treatment device 5 in the processing storehouse 1 of covering, through the heat absorption characteristic of heat conduction body a1, gather the heat in the hot-air, absorb the heat by cooling plate a2 and coolant liquid pipeline a3 again, produce the alternative of cold and hot air, heat to in the hot-air carries out quick absorption, reach the purpose of cooling, the availability factor of the improvement device, the sense is experienced in the use of guarantee device when using, the production efficiency of device is further improved simultaneously.
As a preferred embodiment of the present invention, as shown in fig. 5, the top of the soft filter plate is fixedly connected to the top of the inner cavity of the exhaust gas treatment device 5, a turbulent flow channel 531 is formed on the outer surface of the soft filter plate, the turbulent flow channel 531 is uniformly distributed on the outer surface of the soft filter plate, the turbulent flow channel 531 is a curved channel, one side of the adsorbed carbon particles 532 is fixedly connected to the inner wall of the turbulent flow channel 531, a tapered soft plate 533 is fixedly connected to the inner surface of the soft filter plate, the tapered soft plate 533 is symmetrically arranged with respect to the center line of the soft filter plate, one end of the tapered soft plate 533 is fixedly connected to the top elastic block 534, the outer surface of the top elastic block 534 is movably connected to a bite plate 535, and one side of the bite plate 535 is fixedly connected to the corresponding tapered soft plate 533.
In this embodiment, the air flows and impacts the soft filter plate, and makes it produce deformation, drives the soft board 533 of toper through the deformation of soft filter plate and removes for top bullet piece 534 and snap-in plate 535 laminating contact, cooperates soft board 533 of toper again and top bullet piece 534 to restrict the deformation volume of soft filter plate, prevents that the filter plate deformation is excessive, is slowed down the air flow rate by turbulent flow channel 531 again, utilizes the harmful substance that adsorbs carbon particle 532 in the adsorption air, air-purifying, security and the feature of environmental protection when improving the device and using.
As a preferred embodiment of the present invention, as shown in fig. 4, an inclined strut wind-dispelling plate b is fixedly connected to the bottom end of the inner cavity of the exhaust gas treatment device 5, and the inclined strut wind-dispelling plate b is disposed between adjacent cooling pipes a, a flow-guiding plate b1 is fixedly mounted on the outer surface of the inclined strut wind-dispelling plate b, the flow-guiding plates b1 are uniformly distributed on the outer surface of the inclined strut wind-dispelling plate b, and a flow-guiding groove b11 is formed on the outer surface of the flow-guiding plate b 1.
In this embodiment, through the separation of bracing aeration plate b to the air, by guide plate b1 reposition of redundant personnel air again, utilize guide plate b1 and guiding gutter b11 to slow down air flow rate for the cooling efficiency of air strengthens, improves the treatment effeciency of device, and the security of guarantee device when using further improves the practicality and the feature of environmental protection of device.
The working principle of the utility model is as follows:
when in use, firstly, the cutting tooth for the roller of the coal mining machine is placed in the positioning sleeve, then the cutting tooth is clamped by the clamping device 4, then the cutting tooth is driven to rotate in the cladding processing bin 1 by the driving device 3, then the cladding device main body 2 is started, the hard material is uniformly sprayed on the cutting tooth by matching with the spraying device 21, meanwhile, the exhaust gas treatment device 5 and the air pump 51 are started, hot air in the cladding processing bin 1 is pumped into the exhaust gas treatment device 5 by matching with the air pumping pipe 51 and the air pumping pipe, the heat in the hot air is gathered by matching with the heat absorption characteristic of the heat conduction pipe body a1, then the heat is absorbed by the cooling plate a2 and the cooling liquid pipeline a3, the alternation of cold and hot air is generated, the heat in the hot air is quickly absorbed, the purpose of cooling is achieved, meanwhile, the soft filter plate is impacted by air flow to deform, then the conical soft plate 533 is driven to move by the deformation of the soft filter plate, make top bullet piece 534 and bite-plate 535 laminating contact, cooperate toper soft board 533 and top bullet piece 534 again to restrict the deformation volume of soft filter plate, prevent that the filter plate deformation is excessive, slow down air flow rate by turbulent flow way 531 again at last, utilize the harmful substance in the adsorption air of adsorption carbon particle 532, air-purifying, then with the air discharge after purifying can, treat that the pick surface spouts to cover the completion after, it can to continue follow-up processing to take out.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (7)
1. A cutting pick surface cladding device for a coal mining machine roller comprises a cladding processing bin (1), a cladding device main body (2), a driving device (3) and a clamping device (4), wherein the cladding device main body (2) is arranged at the top of the cladding processing bin (1), the bottom of the cladding device main body (2) penetrates into the cladding processing bin (1) and is provided with a spray coater (21); a driving device (3) is arranged outside one side of the cladding processing bin (1), and a clamping device (4) is correspondingly arranged inside the cladding processing bin (1); the method is characterized in that:
the waste gas treatment device (5) is arranged on the other side of the cladding processing bin (1), the waste gas treatment device (5) is in a side U shape and comprises a side surface, a top surface and a bottom surface, the top surface and the bottom surface of the waste gas treatment device (5) penetrate through the side surface of the cladding processing bin (1), the side surface of the waste gas treatment device (5) is positioned outside the cladding processing bin (1), an air suction pump (51) is arranged on the side surface, an air suction pipe is arranged below the bottom surface of the waste gas treatment device (5), and a cooling mechanism (52) and an air filtering mechanism (53) are further arranged in the waste gas treatment device (5);
the cooling mechanism (52) comprises a cooling pipe (a) arranged on the bottom surface of the exhaust gas treatment device (5), and a cooling plate (a2) is arranged inside the cooling pipe (a);
the gas filtering mechanism (53) comprises a plurality of vertically arranged soft filter plates, adsorption carbon granules (532) are arranged inside the soft filter plates, and the tops of the soft filter plates are fixedly connected with the top surface of the waste gas treatment device (5).
2. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: the surface of the air pump (51) is fixedly connected with the inner wall of the side surface of the waste gas treatment device (5), and the end part of an air exhaust pipe of the air pump (51) extends to the interior of the cladding processing bin (1) and is fixedly connected with the inner surface of the cladding processing bin (1).
3. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: the cooling pipes (a) are provided with a plurality of cooling pipes, and the cooling pipes are evenly distributed on the bottom surface of the waste gas treatment device (5).
4. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: the cooling pipe (a) further comprises a heat-conducting pipe body (a1), and one end of the heat-conducting pipe body (a1) is fixedly connected with the inner wall of the side face of the exhaust gas treatment device (5); the cooling plates (a2) are provided with a plurality of cooling plates which are all fixed on the inner surface of the heat conduction pipe body (a1) in parallel, a cooling liquid pipeline (a3) is arranged inside each cooling plate (a2), and all the cooling plates (a2) are connected with each other through the cooling liquid pipeline (a 3).
5. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: turbulent flow channels (531) are formed in the outer surface of the soft filter plate, the turbulent flow channels (531) are uniformly distributed on the outer surface of the soft filter plate, and adsorption carbon granules (532) are fixed on the inner wall of the turbulent flow channels (531).
6. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: the inner surface of the soft filter plate is fixed with a conical soft plate (533), and all the conical soft plates (533) are symmetrically arranged around the central line of the soft filter plate; one end of the conical soft plate (533) is connected with a top elastic block (534), the outer surface of the top elastic block (534) is movably connected with a bite plate (535), and one side of the bite plate (535) is fixedly connected with the corresponding conical soft plate (533).
7. The pick surface cladding apparatus for the shearer drum as set forth in claim 1, wherein: the cooling pipe (a) is provided with a plurality of and parallel arrangement, is equipped with bracing aeration plate (b) between adjacent cooling pipe (a), and the parallel uniform fixation in surface of bracing aeration plate (b) has a plurality of guide plates (b1), and guiding gutter (b11) have been seted up on the surface of guide plate (b 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121329564.1U CN215757617U (en) | 2021-06-10 | 2021-06-10 | Pick surface cladding device for coal mining machine roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121329564.1U CN215757617U (en) | 2021-06-10 | 2021-06-10 | Pick surface cladding device for coal mining machine roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215757617U true CN215757617U (en) | 2022-02-08 |
Family
ID=80101762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121329564.1U Active CN215757617U (en) | 2021-06-10 | 2021-06-10 | Pick surface cladding device for coal mining machine roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215757617U (en) |
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2021
- 2021-06-10 CN CN202121329564.1U patent/CN215757617U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 224100 No. 86, Xingye Road, Dazhong Industrial Park, Dafeng District, Yancheng City, Jiangsu Province Patentee after: Outewei (Jiangsu) Machinery Technology Co.,Ltd. Address before: 224100 Dazhong Industrial Park, Dazhong community, Dafeng District, Yancheng City, Jiangsu Province Patentee before: Yancheng outway Machinery Technology Co.,Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yancheng Outewei Machinery Manufacturing Co.,Ltd. Assignor: Outewei (Jiangsu) Machinery Technology Co.,Ltd. Contract record no.: X2023980053973 Denomination of utility model: A Surface Cladding Device for Cutting Teeth of Coal Mining Machine Drum Granted publication date: 20220208 License type: Common License Record date: 20231226 |