CN202039091U - Profiled induction coil for sliding shoe surface quenching - Google Patents
Profiled induction coil for sliding shoe surface quenching Download PDFInfo
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- CN202039091U CN202039091U CN2011201157098U CN201120115709U CN202039091U CN 202039091 U CN202039091 U CN 202039091U CN 2011201157098 U CN2011201157098 U CN 2011201157098U CN 201120115709 U CN201120115709 U CN 201120115709U CN 202039091 U CN202039091 U CN 202039091U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a profiled induction coil for sliding shoe surface quenching, which comprises a local induction heating structure for inductively heating the wear-resistant part to be quenched on a processed sliding shoe, a copper tube is curved to form the local induction heating structure, and the local induction heating structure is the same as the structure of the wear-resistant part to be quenched on the processed sliding shoe; both ends of the electromagnetic induction coil are respectively connected with the anode and the cathode of a power supply, the electromagnetic induction coil is a hollow coil, and both ends of the hollow coil are respectively connected with a water injector through connecting tubes; and the hollow coil is provided with a plurality of water jet pinholes. The structure design of the profiled induction coil is reasonable, the invested cost is low, the profiled induction coil is easy to operate, can continuously and uniformly heat, has a good quenching effect, and not only enhances the surface hardness and deepens the hardening layer, but also guarantees the uniformity of the surface hardness and the hardening layer depth, and meanwhile, the profiled induction coil also saves time and labor, saves the cost, and greatly increases the production efficiency.
Description
Technical field
The utility model relates to a kind of load coil, especially relates to a kind of piston shoes hard surfacing processing profiling ruhmkorff coil.
Background technology
Piston shoes are one of vitals of coalcutter travel mechanism, and piston shoes comprise two types of level and smooth boots and guide slip shoes.In the practical work process, piston shoes need bear heavy duty and certain surging force, thereby require high to obdurability and wear resistance.Especially under the working condition of complexity,, also more and more higher to the mechanical property requirements of piston shoes along with improving constantly of coalcutter power.Nowadays, the material of above-mentioned two kinds of piston shoes (being level and smooth boots and guide slip shoe) is ZG40Cr, and existing manufacturing procedure is followed successively by casting, annealing, mechanical workout, whole modified, local surfaces flame quenching and hangs down back.During actual processing and fabricating, quenching by partial flame makes the surface, wear-resisting position of piston shoes obtain the quench-hardened case of certain depth, to guarantee the requirement of workpiece to wear resisting property; And heart portion still keeps the tissue and the performance of quality adjustment condition, satisfies the demand of workpiece to obdurability.Therefore, hard surfacing operation is particularly important to improving wear resistance.
As everyone knows, flame quenching is that operator's pistol sprays to the surface that workpiece need heat with flame, and, make the workpiece surface local heating, thereby obtain the treatment process of certain depth hardened layer at workpiece surface to transformation temperature and cooling in time with certain speed movable flame nozzle.But quality problems such as the shorterizing operation that is nowadays adopted exists that thermo-efficiency is low, rate of heating is slow, homogeneity heating is subjected to that the influence of operator's technical ability and working sense of responsibility causes more greatly and easily that workpiece surface hardness is on the low side, hardness and depth of hardening zone are inhomogeneous, do over again often, wear resisting property difference.To sum up, practical problemss such as long-term instability of the quality of existing shorterizing operation existence and inefficiency bring many influences for the prestige on quality of production schedule and product.Moreover, the materials consumption of existing shorterizing operation is also bigger, is difficult to satisfy requirements of large-scale production, thereby is seriously restricting the smooth realization of production and quality.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, provide a kind of piston shoes hard surfacing to handle and use the profiling ruhmkorff coil, its reasonable in design, input cost is low, use is easy and simple to handle and can continue to carry out even heating, quench treatment is effective, not only improved surface hardness, deepened quench-hardened case, but also guaranteed the homogeneity of surface hardness and depth of hardening zone, also time saving and energy saving simultaneously, save cost, and increase substantially production efficiency.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: comprise the local induction heating structure of the surface, wear-resisting position that need carry out quench treatment on the processed piston shoes being carried out induction heating, described local induction heating structure is identical by the wear-resisting position structure that need carry out quench treatment on an electromagnetic induction coil brake forming and its structure and the processed piston shoes; The both ends of described electromagnetic induction coil join with the positive and negative electrode of power supply respectively and described electromagnetic induction coil is an air core coil, and described air core coil two ends all join by connecting tube and water filling device; Have a plurality of water spray pin holes of after heating finishes in the quench treatment process being sprayed water and handling in surface, wear-resisting position on the described air core coil.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: the both ends of described electromagnetic induction coil join by the positive and negative electrode of omnibus bar one and omnibus bar two and power supply respectively, the inner end of described omnibus bar one and omnibus bar two is weldingly fixed on respectively on the both ends of described electromagnetic induction coil, and described power supply is powered by omnibus bar one and two pairs of described electromagnetic induction coils of omnibus bar.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, and it is characterized in that: described omnibus bar one and omnibus bar two are open tube, and omnibus bar one and omnibus bar two all communicate with described electromagnetic induction coil inside; Described connecting tube is water-supply line one and the water-supply line two that injects water coolant respectively by omnibus bar one and omnibus bar two in described electromagnetic induction coil, and described water-supply line one joins with omnibus bar one and water-supply line two joins with omnibus bar two.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, and it is characterized in that: described electromagnetic induction coil is the hollow copper wire circle, and described omnibus bar one and omnibus bar two are hollow copper tubing.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: described processed piston shoes are guide slip shoe, described local induction heating structure is made up of last ruhmkorff coil and the following ruhmkorff coil that is positioned under the ruhmkorff coil, described on ruhmkorff coil be the square shape coil with following ruhmkorff coil and the two is by described electromagnetic induction coil brake forming; The described ruhmkorff coil of going up is all identical with size with following induction coil configuration, and the structure of the two and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described guide slip shoe.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: on the inner ring of described ruhmkorff coil down and last ruhmkorff coil a plurality of magnetizers are installed all.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, and it is characterized in that: described omnibus bar one is parallel laying with omnibus bar two; A plurality of described water spray pin holes are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes all are laid in down on the outer side wall of ruhmkorff coil.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: described processed piston shoes are level and smooth boots, described local induction heating structure is by the described electromagnetic induction coil load coil of brake forming at grade, and the structure of described load coil and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described level and smooth boots.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, and it is characterized in that: described omnibus bar one is parallel laying with omnibus bar two, and the two joins with the two ends of load coil respectively; A plurality of described water spray pin holes are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes are laid on the outer side wall of outermost layer coil in the load coil.
Above-mentioned piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: described power supply comprises the transformer that joins with AC power, described omnibus bar one and omnibus bar two join with the positive-negative output end of described transformer respectively, described water-supply line one is installed on the web plate one and water-supply line two is installed on the web plate two, and described omnibus bar one and omnibus bar two are installed on the described transformer by web plate one and web plate two.
The utility model compared with prior art has the following advantages:
1, reasonable in design, simple in structure and processing and fabricating convenience, input cost is lower.During actual processing and fabricating, according to needs hardened position structure in level and smooth boots and the guide slip shoe (promptly need carry out the wear-resisting position mechanism of quench treatment), respective design produces the local induction heating structure of corresponding profiling, and then the local induction heating structure of made is copied needs sclerosis position structure design to make.
2, use easy and simple to handlely, time saving and energy saving, adopt Frequency Induction Heating to carry out hard surfacing and handle, only need settle local induction heating structure get final product, be the heating efficiency of raising inductor block simultaneously at specific need sclerosis position, also can corresponding installation magnetizer.
3, production efficiency improves, and has shortened the production cycle significantly.As adopt guide slip shoe of flame surface quenching thermal treatment to need one and a half hours or the longer time, only just can complete and adopt the utility model to carry out induction quenching, and surface hardness and case depth after quenching all can meet design requirement with 20 minutes.
4, economical and practical, save the energy and significantly reduce the manufacturing cost of piston shoes.
5, result of use is good, and the surface hardness after medium frequency quenching is handled not only reaches and exceeded design requirements, and very even, has thoroughly solved the on the low side and inhomogeneous two kinds of problems of surface hardness that flame surface quenching exists.Simultaneously, quench-hardened case is deepened, because middle frequency ratio flame quenching rate of heating is fast, homogeneous heating and easy to control not only can improve surface hardness, and quench-hardened case can reach 8～10mm, than the dark 4～5mm of flame quenching.
In sum, the utility model reasonable in design, input cost is low, use is easy and simple to handle and can continue to carry out even heating, quench treatment is effective, not only improved surface hardness, deepened quench-hardened case, but also guaranteed the homogeneity of surface hardness and depth of hardening zone, also time saving and energy saving simultaneously, saving cost, and increase substantially production efficiency.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Structural representation when Fig. 1 carries out quench treatment for the utility model to guide slip shoe.
Structural representation when Fig. 2 carries out quench treatment for the utility model to level and smooth boots.
Description of reference numerals:
The 1-pin hole of spraying water; 2-omnibus bar one; 3-omnibus bar two;
4-1-water-supply line one; 4-2-water-supply line two; The last ruhmkorff coil of 5-1-;
Ruhmkorff coil under the 5-2-; The 5-3-load coil; The 6-magnetizer;
7-1-web plate one; 7-2-web plate two.
Embodiment
As shown in Figure 1, the utility model comprises the local induction heating structure of the surface, wear-resisting position that need carry out quench treatment on the processed piston shoes being carried out induction heating, and described local induction heating structure is identical by the wear-resisting position structure that need carry out quench treatment on an electromagnetic induction coil brake forming and its structure and the processed piston shoes.The both ends of described electromagnetic induction coil join with the positive and negative electrode of power supply respectively and described electromagnetic induction coil is an air core coil, and described air core coil two ends all join by connecting tube and water filling device.Have a plurality of water spray pin holes 1 of after heating finishes in the quench treatment process being sprayed water and handling in surface, wear-resisting position on the described air core coil.
In the present embodiment, the both ends of described electromagnetic induction coil join by the positive and negative electrode of omnibus bar 1 and omnibus bar 23 and power supply respectively, the inner end of described omnibus bar 1 and omnibus bar 23 is weldingly fixed on respectively on the both ends of described electromagnetic induction coil, and described power supply is powered by omnibus bar 1 and 23 pairs of described electromagnetic induction coils of omnibus bar.
During actual the use, described omnibus bar 1 and omnibus bar 23 are open tube, and omnibus bar 1 and omnibus bar 23 all communicate with described electromagnetic induction coil inside.Described connecting tube is water-supply line one 4-1 and water-supply line two 4-2 that inject water coolant respectively by omnibus bar 1 and omnibus bar 23 in described electromagnetic induction coil, described water-supply line one 4-1 and omnibus bar 1 joins and water-supply line two 4-2 and omnibus bar 23 join.In the present embodiment, described electromagnetic induction coil is the hollow copper wire circle, and described omnibus bar 1 and omnibus bar 23 are hollow copper tubing.
In the present embodiment, described power supply comprises the transformer that joins with AC power, described omnibus bar 1 and omnibus bar 23 join with the positive-negative output end of described transformer respectively, described water-supply line one 4-1 is installed on web plate one 7-1 and water-supply line two 4-2 are installed on web plate two 7-2, and described omnibus bar 1 and omnibus bar 23 are installed on the described transformer by web plate one 7-1 and web plate two 7-2.
In the present embodiment, described processed piston shoes are guide slip shoe, described local induction heating structure is made up of last ruhmkorff coil 5-1 and the following ruhmkorff coil 5-2 that is positioned under the ruhmkorff coil 5-1, described on ruhmkorff coil 5-1 be the square shape coil with following ruhmkorff coil 5-2 and the two is by described electromagnetic induction coil brake forming.The described structure that goes up ruhmkorff coil 5-1 and following ruhmkorff coil 5-2 is all identical with size, and the structure of the two and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described guide slip shoe.
Simultaneously, be loss that reduces magnetic line of force and the efficient that improves electromagnetic induction coil, on the inner ring of described ruhmkorff coil 5-2 down and last ruhmkorff coil 5-1 a plurality of magnetizers 6 be installed all.The actual laying when installing, described omnibus bar 1 is parallel laying with omnibus bar 23; A plurality of described water spray pin holes 1 are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes 1 all are laid in down on the outer side wall of ruhmkorff coil 5-2.
Actual when carrying out quench treatment, described electromagnetic induction coil is for carrying out the inducing conductor of heat treated to processed piston shoes, the power supply body is by omnibus bar 1 and 23 pairs of electromagnetic induction coil power supplies of omnibus bar, and by water-supply line one 4-1 and water-supply line two 4-2 omnibus bar 1, omnibus bar 23 and described electromagnetic induction coil are cooled off in the heat-processed, by the pin hole water spray cooling workpiece of spraying water, the use operation is very flexible and quenching effect is good after the heating.
As shown in Figure 2, in the present embodiment, as different from Example 1: described processed piston shoes are level and smooth boots, described local induction heating structure is by the described electromagnetic induction coil load coil 5-3 of brake forming at grade, and the structure of described load coil 5-3 and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described level and smooth boots.Described omnibus bar 1 is parallel laying with omnibus bar 23, and the two joins with the two ends of load coil 5-3 respectively; A plurality of described water spray pin holes 1 are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes 1 are laid on the outer side wall of outermost layer coil among the load coil 5-3.Simultaneously, also magnetizer 6 can be installed on the inner ring of described load coil 5-3.
In the present embodiment, the structure of rest part, annexation and principle of work are all identical with embodiment 1.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (10)
1. a piston shoes hard surfacing is handled and is used the profiling ruhmkorff coil, it is characterized in that: comprise the local induction heating structure of the surface, wear-resisting position that need carry out quench treatment on the processed piston shoes being carried out induction heating, described local induction heating structure is identical by the wear-resisting position structure that need carry out quench treatment on an electromagnetic induction coil brake forming and its structure and the processed piston shoes; The both ends of described electromagnetic induction coil join with the positive and negative electrode of power supply respectively and described electromagnetic induction coil is an air core coil, and described air core coil two ends all join by connecting tube and water filling device; Have a plurality of water spray pin holes (1) of after heating finishes in the quench treatment process being sprayed water and handling in surface, wear-resisting position on the described air core coil.
2. handle according to the described piston shoes hard surfacing of claim 1 and use the profiling ruhmkorff coil, it is characterized in that: the both ends of described electromagnetic induction coil join by the positive and negative electrode of omnibus bar one (2) and omnibus bar two (3) and power supply respectively, the inner end of described omnibus bar one (2) and omnibus bar two (3) is weldingly fixed on respectively on the both ends of described electromagnetic induction coil, and described power supply is powered to described electromagnetic induction coil by omnibus bar one (2) and omnibus bar two (3).
3. handle according to the described piston shoes hard surfacing of claim 2 and use the profiling ruhmkorff coil, it is characterized in that: described omnibus bar one (2) and omnibus bar two (3) are open tube, and omnibus bar one (2) and omnibus bar two (3) all communicate with described electromagnetic induction coil inside; Described connecting tube is water-supply line one (4-1) and the water-supply line two (4-2) that injects water coolant respectively by omnibus bar one (2) and omnibus bar two (3) in described electromagnetic induction coil, and described water-supply line one (4-1) joins with omnibus bar one (2) and water-supply line two (4-2) joins with omnibus bar two (3).
4. handle according to the described piston shoes hard surfacing of claim 3 and use the profiling ruhmkorff coil, it is characterized in that: described electromagnetic induction coil is the hollow copper wire circle, and described omnibus bar one (2) and omnibus bar two (3) are hollow copper tubing.
5. handle according to claim 2 or 3 described piston shoes hard surfacings and use the profiling ruhmkorff coil, it is characterized in that: described processed piston shoes are guide slip shoe, described local induction heating structure is made up of last ruhmkorff coil (5-1) and the following ruhmkorff coil (5-2) that is positioned under the ruhmkorff coil (5-1), describedly goes up ruhmkorff coil (5-1) and following ruhmkorff coil (5-2) is the square shape coil and the two is by described electromagnetic induction coil brake forming; The described structure that goes up ruhmkorff coil (5-1) and following ruhmkorff coil (5-2) is all identical with size, and the structure of the two and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described guide slip shoe.
6. handle according to the described piston shoes hard surfacing of claim 5 and use the profiling ruhmkorff coil, it is characterized in that: on the inner ring of described ruhmkorff coil (5-2) down and last ruhmkorff coil (5-1) a plurality of magnetizers (6) are installed all.
7. handle according to the described piston shoes hard surfacing of claim 5 and use the profiling ruhmkorff coil, it is characterized in that: described omnibus bar one (2) is parallel laying with omnibus bar two (3); A plurality of described water spray pin holes (1) are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes (1) all are laid in down on the outer side wall of ruhmkorff coil (5-2).
8. handle according to claim 2 or 3 described piston shoes hard surfacings and use the profiling ruhmkorff coil, it is characterized in that: described processed piston shoes are level and smooth boots, described local induction heating structure is by the described electromagnetic induction coil load coil of brake forming (5-3) at grade, and the structure of described load coil (5-3) and size are all with need to carry out the structure and the size at wear-resisting position of quench treatment corresponding on the described level and smooth boots.
9. handle according to the described piston shoes hard surfacing of claim 8 and use the profiling ruhmkorff coil, it is characterized in that: described omnibus bar one (2) is parallel laying with omnibus bar two (3), and the two joins with the two ends of load coil (5-3) respectively; A plurality of described water spray pin holes (1) are laid on same the straight line and it is even laying, and a plurality of described water spray pin holes (1) are laid on the outer side wall of outermost layer coil in the load coil (5-3).
10. handle according to the described piston shoes hard surfacing of claim 3 and use the profiling ruhmkorff coil, it is characterized in that: described power supply comprises the transformer that joins with AC power, described omnibus bar one (2) and omnibus bar two (3) join with the positive-negative output end of described transformer respectively, described water-supply line one (4-1) is installed on the web plate one (7-1) and water-supply line two (4-2) is installed on the web plate two (7-2), and described omnibus bar one (2) and omnibus bar two (3) are installed on the described transformer by web plate one (7-1) and web plate two (7-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201157098U CN202039091U (en) | 2011-04-19 | 2011-04-19 | Profiled induction coil for sliding shoe surface quenching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201157098U CN202039091U (en) | 2011-04-19 | 2011-04-19 | Profiled induction coil for sliding shoe surface quenching |
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| CN202039091U true CN202039091U (en) | 2011-11-16 |
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| CN2011201157098U Expired - Lifetime CN202039091U (en) | 2011-04-19 | 2011-04-19 | Profiled induction coil for sliding shoe surface quenching |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296736A (en) * | 2014-05-27 | 2016-02-03 | Skf公司 | Induction heating device |
| CN106978521A (en) * | 2017-03-10 | 2017-07-25 | 舟山市7412工厂 | A kind of quenching press |
| CN110607421A (en) * | 2019-10-30 | 2019-12-24 | 江苏聚源电气有限公司 | High-frequency quenching inductor and quenching method for sheet workpieces |
| CN112481452A (en) * | 2020-10-15 | 2021-03-12 | 渤海造船厂集团有限公司 | T30C standard flat bulb steel heat treatment induction device and heat treatment method |
| CN112553426A (en) * | 2020-11-23 | 2021-03-26 | 中冶陕压重工设备有限公司 | Tool support for guiding surface quenching of sliding shoes |
| CN113621776A (en) * | 2021-08-20 | 2021-11-09 | 西安热工研究院有限公司 | Method for heat treatment of wind generating set frame |
-
2011
- 2011-04-19 CN CN2011201157098U patent/CN202039091U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296736A (en) * | 2014-05-27 | 2016-02-03 | Skf公司 | Induction heating device |
| US10383180B2 (en) | 2014-05-27 | 2019-08-13 | Aktiebolaget Skf | Inductor device, in particular for hardening rolling tracks of an outer ring of a vehicle hub bearing unit |
| CN105296736B (en) * | 2014-05-27 | 2020-12-01 | Skf公司 | Induction heating apparatus |
| CN106978521A (en) * | 2017-03-10 | 2017-07-25 | 舟山市7412工厂 | A kind of quenching press |
| CN106978521B (en) * | 2017-03-10 | 2019-02-22 | 舟山市7412工厂 | A kind of quenching press |
| CN110607421A (en) * | 2019-10-30 | 2019-12-24 | 江苏聚源电气有限公司 | High-frequency quenching inductor and quenching method for sheet workpieces |
| CN112481452A (en) * | 2020-10-15 | 2021-03-12 | 渤海造船厂集团有限公司 | T30C standard flat bulb steel heat treatment induction device and heat treatment method |
| CN112553426A (en) * | 2020-11-23 | 2021-03-26 | 中冶陕压重工设备有限公司 | Tool support for guiding surface quenching of sliding shoes |
| CN113621776A (en) * | 2021-08-20 | 2021-11-09 | 西安热工研究院有限公司 | Method for heat treatment of wind generating set frame |
| CN113621776B (en) * | 2021-08-20 | 2023-08-29 | 西安热工研究院有限公司 | Method for heat treatment of wind generating set rack |
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Granted publication date: 20111116 |