CN102319977B - Method for manufacturing novel cutting pick from waste cutting pick by adopting grafting mode - Google Patents
Method for manufacturing novel cutting pick from waste cutting pick by adopting grafting mode Download PDFInfo
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- CN102319977B CN102319977B CN 201110190011 CN201110190011A CN102319977B CN 102319977 B CN102319977 B CN 102319977B CN 201110190011 CN201110190011 CN 201110190011 CN 201110190011 A CN201110190011 A CN 201110190011A CN 102319977 B CN102319977 B CN 102319977B
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Abstract
The invention relates to a method for manufacturing a novel cutting pick from a waste cutting pick by adopting a grafting mode, which belongs to the technical field of coal machinery. The method comprises five links of cleaning, separating, processing of the waste cutting pick, processing and treating of a grafting pick body. The method is characterized by further comprising three links of grafting, charging of a hard alloy and pick body enhancement, wherein the grafting is carried out by adopting a welding and hot charging mode; the charging of the hard alloy is carried out by adopting a soldering or hot charging mode; and the pick body enhancement is carried out by adopting a quenching, surface spraying (or welding) or cladding mode, or the grafting pick body or a grafting body can be enhanced simultaneously by adopting more than two modes. The invention provides a path for utilizing the waste cutting pick; and according to the method disclosed by the invention, the problem of recycling of the waste cutting pick is solved, production materials are saved, energy consumption for production is reduced, production procedures are simplified, and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of a kind of manufacture method of coal winning machine cutting bit, specifically a kind of waste and old pick adopts the method for the new pick of grafting method manufacturing, belongs to coal mechanism technology for making field.
Background technology
Coal-winning machine is one of widely used coal-cutting machinery in present home and abroad colliery down-hole, and pick is the key part of cutting coal petrography, and the power overwhelming majority that coal-winning machine consumes has been consumed by it.Coal-winning machine is in the process of cut coal petrography; pick will bear high compression; shear stress and impact load; run into hard mineral aggregates such as gangue through regular meeting; because the face condition complexity of pick work; easily cause pick to lose efficacy; the failure mode of pick mainly contains: the alloy wearing and tearing; alloy comes off; the tooth body fractures and tooth body bending etc.; wherein; it is the most general a kind of pick failure mode that alloy comes off; pick is to mine; mining; the rapid wear accessory that road heading machineries such as tunnel are commonly used; especially at coal industry; the consumption of pick is huge, and the annual pick that consumes of at present domestic only coal coal industry surpasses 1,000 ten thousand, for the pick that lost efficacy; the general mode of scrapping that adopts of enterprise is handled, and causes huge waste.Learn that according to the retrieval Chinese patent database all patent applications relevant with pick in the past all are conceived to the improvement of the aspects such as structure, profile, technology of new pick, do not have a patent application at waste and old pick recycling.
Summary of the invention
The objective of the invention is to provides a kind of solution route in order to solve waste and old pick recycling problem, and specifically a kind of waste and old pick adopts the method for the new pick of grafting method manufacturing.
In order to realize purpose of the present invention, adopt following technical scheme to be achieved:
Operation principle of the present invention is: with waste and old pick and the complementation of grafting denticle, form new pick body by grafting method.
The present invention relates to the method that a kind of waste and old pick adopts the new pick of grafting method manufacturing, the concrete implementation step of this method: the processing-grafting of the processing of cleaning-letter sorting-waste and old pick-grafting denticle-dress carbide alloy-denticle is strengthened-is handled.
A kind of waste and old pick adopts the method for the new pick of grafting method manufacturing, comprising:
1, cleaning: adopt the shot-peening mode to clear up the waste and old pick of recovery, remove greasy dirt, cinder or the earth impurity of its surperficial waste and old pick;
2, letter sorting: adopt the method for measurement and magnetic powder inspection to detect the value whether waste and old pick meets recycling, measure the surplus of qualified waste and old pick, select different grafting length;
3, the processing of waste and old pick: surplus and grafting length according to qualified waste and old pick are machined to required size with waste and old pick;
4, the processing of grafting denticle: adopt the mode of rough forging or smart casting blank to process the grafting denticle that waste and old pick grafting length that the processing with described waste and old pick obtains is complementary;
8, handle: adopt the method for sandblast to handle the finished product surface oxide layer;
It is characterized in that: also comprise grafting, dress carbide alloy and denticle reinforcement, wherein:
5, grafting: adopt the mode of hot charging, welding, on the pick that the grafting of grafting denticle is obtained to the processing of described waste and old pick;
6, dress carbide alloy: adopt the method for hot charging or soldering, carbide alloy is installed on the grafting denticle;
7, denticle is strengthened: adopt quenching, surface spraying weldering or cladding mode, strengthen grafting denticle or graft, or adopt at least two kinds aforesaid way to strengthen grafting denticle or graft simultaneously.
The order that described grafting, dress carbide alloy and denticle are strengthened is permutation and combination arbitrarily.
The material that the processing of described grafting denticle is used adopts corresponding with it waste and old pick identical materials, or selects as required that welding performance is better, intensity is higher or the wearability better material.
Optimum implementation of the present invention: the processing of the processing of cleaning-letter sorting-waste and old pick-grafting denticle-dress carbide alloy-grafting-denticle is strengthened-is handled, wherein:
Dress carbide alloy: to the 920-950 degree, adopt the mode of soldering that carbide alloy is contained on the grafting denticle grafting denticle ion eddy-current heating;
Grafting: utilize surplus temperature, adopt on the waste and old pick that grafting denticle grafting that the hot charging mode obtains the processing of described grafting denticle obtains to the processing of described waste and old pick;
Denticle is strengthened: utilize surplus temperature, put into 200-300 degree salt bath and carry out after-heat quenching.
The permutation and combination of the order that described grafting, dress carbide alloy and denticle are strengthened also comprises:
Grafting-dress carbide alloy-denticle is strengthened;
Carbide alloy is strengthened-adorned to grafting-denticle;
Dress carbide alloy-denticle reinforcement-grafting;
Carbide alloy-grafting is strengthened-adorned to denticle;
Denticle reinforcement-grafting-dress carbide alloy.
Description of drawings
Fig. 1 is most preferred embodiment process chart of the present invention;
Beneficial effect
The present invention provides a kind of solution route for the waste and old utilization of pick, and it has not only solved the problem of waste and old pick recycling, and has saved the means of production, has reduced energy consumption, has simplified production process, has reduced production cost.
Specific embodiment
By reference to the accompanying drawings, the present invention is described further:
Most preferred embodiment of the present invention:
1, the cleaning of waste and old pick
Adopt the shot-peening mode to clear up the waste and old denticle of recovery, remove surface and oil contaminant cinder impurity;
2, the letter sorting of waste and old denticle
(1), measure waste and old denticle and whether occur bending and deformation, then scrap if any bending, as do not have bending then to enter next procedure (2);
(2), waste and old denticle is carried out magnetic powder inspection, there is crackle then to scrap as finding, as do not have crackle to enter next procedure (3);
(3), measure waste and old denticle surplus, select different grafting length;
3, the processing of waste and old denticle
Result according to operation 2, (3) are measured is carried out machined to waste and old denticle by grafting part, is processed into required size;
4, the processing of grafting denticle
Adopt the mode of rough forging or smart casting blank to process the grafting denticle, the size of processing is mated with the size of the waste and old pick that the processing of corresponding waste and old pick obtains;
5, dress carbide alloy
To the 920-950 degree, adopt the method for soldering that carbide alloy is installed on the grafting denticle grafting denticle eddy-current heating;
6, grafting
Utilize the surplus temperature of operation 5, adopt the mode of hot charging, the grafting denticle that will have the alloy head installs on the waste and old pick;
7, denticle is strengthened
Utilize the surplus temperature of operation 6, the salt bath of new pick being put into the 200-300 degree carries out after-heat quenching;
8, handle
The oxide layer that the way of employing sandblast is cleared up new pick surface.
Claims (5)
1. the method for the new pick of waste and old pick employing grafting method manufacturing comprises cleaning: adopt the shot-peening mode to clear up the waste and old pick of recovery, remove its surperficial greasy dirt, cinder or earth impurity; Letter sorting: adopt the method for measurement and magnetic powder inspection to detect the value whether waste and old pick meets recycling, measure the surplus of qualified waste and old pick, select different grafting length; The processing of waste and old pick: surplus and grafting length according to qualified waste and old pick are machined to required size with waste and old pick; The processing of grafting denticle: adopt the mode of rough forging or smart casting blank to process the grafting denticle that waste and old pick grafting length that the processing with described waste and old pick obtains is complementary; Handle: adopt the method for sandblast to handle the finished product surface oxide layer, it is characterized in that: also comprise grafting, dress carbide alloy and denticle reinforcement, wherein:
Grafting: adopt the mode of hot charging, welding, on the pick that the grafting of grafting denticle is obtained to the processing of described waste and old pick;
Dress carbide alloy: adopt the method for hot charging or soldering, carbide alloy is installed on the grafting denticle;
Denticle is strengthened: adopt quenching, surface spraying weldering or cladding mode, strengthen grafting denticle or graft, or adopt at least two kinds aforesaid way to strengthen grafting denticle or graft simultaneously.
2. a kind of waste and old pick according to claim 1 adopts the method for the new pick of grafting method manufacturing, it is characterized in that: the order that described grafting, dress carbide alloy and denticle are strengthened is permutation and combination arbitrarily.
3. a kind of waste and old pick according to claim 1 adopts the method for the new pick of grafting method manufacturing, it is characterized in that: the material that the processing of described grafting denticle is used, adopt corresponding with it waste and old pick identical materials, or select as required that welding performance is better, intensity is higher or the wearability better material.
4. a kind of waste and old pick according to claim 1 and 2 adopts the method for the new pick of grafting method manufacturing, it is characterized in that: the processing of the processing of cleaning-letter sorting-waste and old pick-grafting denticle-dress carbide alloy-grafting-denticle is strengthened-is handled, wherein: the dress carbide alloy: to the 920-950 degree, adopt the mode of soldering that carbide alloy is contained on the grafting denticle grafting denticle ion eddy-current heating;
Grafting: utilize surplus temperature, adopt on the waste and old pick that grafting denticle grafting that the hot charging mode obtains the processing of described grafting denticle obtains to the processing of described waste and old pick;
Denticle is strengthened: utilize surplus temperature, put into 200-300 degree salt bath and carry out after-heat quenching.
5. a kind of waste and old pick according to claim 2 adopts the method for the new pick of grafting method manufacturing, it is characterized in that: the permutation and combination of the order that described grafting, dress carbide alloy and denticle are strengthened also comprises:
Grafting-dress carbide alloy-denticle is strengthened;
Carbide alloy is strengthened-adorned to grafting-denticle;
Dress carbide alloy-denticle reinforcement-grafting;
Carbide alloy-grafting is strengthened-adorned to denticle;
Denticle reinforcement-grafting-dress carbide alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110190011 CN102319977B (en) | 2011-07-08 | 2011-07-08 | Method for manufacturing novel cutting pick from waste cutting pick by adopting grafting mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110190011 CN102319977B (en) | 2011-07-08 | 2011-07-08 | Method for manufacturing novel cutting pick from waste cutting pick by adopting grafting mode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102319977A CN102319977A (en) | 2012-01-18 |
| CN102319977B true CN102319977B (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110190011 Expired - Fee Related CN102319977B (en) | 2011-07-08 | 2011-07-08 | Method for manufacturing novel cutting pick from waste cutting pick by adopting grafting mode |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659168A (en) * | 2012-09-23 | 2014-03-26 | 佳木斯大学 | Production technology process of cutting tooth |
| CN103898286A (en) * | 2014-04-01 | 2014-07-02 | 安庆市灵宝机械有限责任公司 | Isothermal quenching process for cutting picks of coal cutters |
| CN107471127A (en) * | 2017-08-25 | 2017-12-15 | 郑州博特硬质材料有限公司 | A kind of method for preparing soldering hard material mill using discarded blade |
| CN108526811A (en) * | 2018-05-07 | 2018-09-14 | 李永明 | A kind of method of worn of MMD14 teeth crusher toothed plate and teeth |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755877A (en) * | 1971-11-08 | 1973-09-04 | F Thompson | Method of repairing gear cutter wheels with a welding fixture and grinding fixture therefor |
| US4465411A (en) * | 1982-04-29 | 1984-08-14 | Boyce Jr Clarence A | Gear shaping tool reconstruction |
| CN1109398A (en) * | 1993-10-09 | 1995-10-04 | 刘玉玺 | Repairing method for heavy abrasion gear |
| RU2060137C1 (en) * | 1993-01-29 | 1996-05-20 | Всероссийский проектно-конструкторский технологический институт лесного машиностроения | Method of repairing gear wheel |
| CN101660081A (en) * | 2009-09-11 | 2010-03-03 | 陈中强 | Sparkless hard alloy particle powder material special for conical bit drill |
-
2011
- 2011-07-08 CN CN 201110190011 patent/CN102319977B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755877A (en) * | 1971-11-08 | 1973-09-04 | F Thompson | Method of repairing gear cutter wheels with a welding fixture and grinding fixture therefor |
| US4465411A (en) * | 1982-04-29 | 1984-08-14 | Boyce Jr Clarence A | Gear shaping tool reconstruction |
| RU2060137C1 (en) * | 1993-01-29 | 1996-05-20 | Всероссийский проектно-конструкторский технологический институт лесного машиностроения | Method of repairing gear wheel |
| CN1109398A (en) * | 1993-10-09 | 1995-10-04 | 刘玉玺 | Repairing method for heavy abrasion gear |
| CN101660081A (en) * | 2009-09-11 | 2010-03-03 | 陈中强 | Sparkless hard alloy particle powder material special for conical bit drill |
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| Publication number | Publication date |
|---|---|
| CN102319977A (en) | 2012-01-18 |
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