CN114150112A - Induction device for surface quenching of pulley groove - Google Patents
Induction device for surface quenching of pulley groove Download PDFInfo
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- CN114150112A CN114150112A CN202010934033.9A CN202010934033A CN114150112A CN 114150112 A CN114150112 A CN 114150112A CN 202010934033 A CN202010934033 A CN 202010934033A CN 114150112 A CN114150112 A CN 114150112A
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- induction conductor
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- 230000006698 induction Effects 0.000 title claims abstract description 119
- 238000010791 quenching Methods 0.000 title claims abstract description 37
- 230000000171 quenching effect Effects 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 140
- 238000005507 spraying Methods 0.000 claims abstract description 80
- 239000004020 conductor Substances 0.000 claims abstract description 68
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052802 copper Inorganic materials 0.000 claims abstract description 54
- 239000010949 copper Substances 0.000 claims abstract description 54
- 239000007921 spray Substances 0.000 claims abstract description 41
- 239000000110 cooling liquid Substances 0.000 claims abstract description 27
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 22
- 239000000498 cooling water Substances 0.000 abstract description 15
- 229910000734 martensite Inorganic materials 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010288 cold spraying Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/06—Surface hardening
- C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
- C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a pulley race surface quenching induction device which is prepared from a copper material and comprises a base and an induction conductor, wherein the induction conductor is prepared from two copper pipes to form a double-ring structure, a front liquid spraying head and a rear liquid spraying head are respectively arranged on two sides of the induction conductor, and cooling liquid pipelines of the induction conductor, the front liquid spraying head and the rear liquid spraying head are respectively and independently arranged; the rear liquid spraying heads spray cooling water to the pulley wheel groove in sufficient quantity all the time, the front sprayer sprays cooling water to the induction conductor in sufficient quantity in the end heating area, the induction conductor is cooled down from the cold liquid in time, so that the end heating area can be cooled down quickly, the width of a soft belt is reduced, formed martensite is finer, the depth of a hardening layer is more uniform, the hardness of the quenched pulley wheel groove is obviously improved after the surface of the pulley wheel groove is quenched, and the quality of the surface quenching of the pulley wheel groove is improved. The induction head below sets up insulating backup pad and stay bolt, has improved induction conductor's rigidity, has prolonged induction conductor's life.
Description
Technical Field
The invention relates to the technical field of metal surface treatment, in particular to a pulley sheave groove surface quenching induction device which is used for surface induction quenching of steel (iron) pulley sheave grooves of oil drilling and production, hoisting equipment and the like.
Background
Steel pulleys used in oil drilling and production, hoisting equipment and the like are subjected to sliding friction and surface contact of cables for a long time, and the surface of a pulley sheave is required to be as small as possible as a soft belt is during quenching heat treatment. The pulley sheave surface quenching is greatly different from the conventional raceway, track and guide rail surface quenching, and because the quenching path is a circumference, a sheave profiling sensor is usually adopted to carry out continuous scanning surface quenching to inevitably generate a quenching butt-joint area which is a termination heating area of the profiling sensor, and because the sensor stops heating and spray cooling is not timely, the sheave surface quenching temperature is low, martensite cannot be formed, the quenching quality is poor, a soft belt is generated, and the service life of the pulley is influenced.
The induction conductor is a copying single-ring structure in the traditional pulley race surface induction quenching device, the liquid spraying hole is directly formed in the induction conductor, the induction conductor is used as a magnetic field generation source and a heating device and also used as a pulley race cold spraying liquid spraying head and is limited by the shape and size of the induction conductor, the quantity of cooling liquid spraying liquid is not enough, the adjustable range is small, the temperature of quenching liquid is high, the quenching hardness of the surface quenching of the pulley race is low, and the martensite content in a metallographic structure is low. The pulley sheave surface induction hardening device with the traditional structure is narrow in heating area and poor in sheave heating uniformity, and higher electric energy must be applied due to low heating efficiency in the induction heating process, so that the energy consumption of the pulley sheave surface induction hardening is high, the slow machining efficiency of the pulley rotation speed is low, and the manufacturing cost of the pulley is high. The induction conductor has poor rigidity and is easy to deform, and the service life of the inductor is short.
Disclosure of Invention
The invention aims to provide a pulley sheave surface quenching induction device, which solves the problems that the hardness of the surface of a pulley sheave subjected to quenching treatment by using the traditional pulley sheave surface quenching induction device is low, the martensite content in a metallographic structure is low, the soft bandwidth (more than 10 mm) of a butt joint position influences the service life of a pulley, and an inductor is poor in rigidity, easy to deform, high in maintenance difficulty, short in service life, time-consuming and energy-consuming.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a pulley race surface quenching induction device is prepared from a copper material and comprises a base and an induction conductor, wherein the base comprises two symmetrical L-shaped connecting pieces which are connected together through bolts, the side walls of the L-shaped connecting pieces form a vertical plate of the base, hollow base copper pipes are respectively and symmetrically arranged along two sides of the vertical plate of the base, and the bottom of each base copper pipe is hermetically connected with a bottom plate of the base; wing plates perpendicular to the vertical plate are welded on two sides of the vertical plate of the base respectively; the induction conductor comprises two hollow vertical induction copper pipes which are arranged in parallel, the tops of the two vertical induction copper pipes are bent into circular arcs to form induction heads, the front ends of the two induction heads are welded and communicated with the hollow connecting copper pipe, the lower side walls of the two vertical induction copper pipes are respectively welded and communicated with the upper side walls of the two base copper pipes, and the bottom ends of the vertical induction copper pipes are closed; the sensing conductor is provided with a hollow front liquid spraying head and a hollow rear liquid spraying head on two sides, a liquid spraying hole is formed in the side wall, close to the sensing conductor, of the front liquid spraying head, the bottom of the front liquid spraying head is welded and communicated with the top end of a front liquid spraying pipe, the front liquid spraying pipe is L-shaped, the bottom end of the front liquid spraying pipe is closed and is installed on a wing plate below the front liquid spraying head through a bolt, and a liquid inlet quick connector is installed at the lower part of the front liquid spraying pipe; the rear liquid spray head is provided with liquid spray holes on the side wall adjacent to the surface of the pulley wheel groove, the bottom of the rear liquid spray head is communicated with the top end of a rear liquid spray pipe in a welding mode, the rear liquid spray pipe is L-shaped, the bottom end of the rear liquid spray pipe is closed and is installed on a wing plate below the rear liquid spray head through a bolt, and a liquid inlet quick connector is installed on the lower portion of the rear liquid spray pipe.
Preferably, magnetizers are respectively installed on two sides of two induction heads of the induction conductor, and an insulating partition plate is fixedly bonded between two adjacent magnetizers.
Preferably, a horizontal insulating support plate is arranged below the induction head of the induction conductor, the rear side wall of the insulating support plate is clamped and fixed on the side wall lug plate of the vertical induction copper pipe, a plurality of support bolts are arranged on the insulating support plate, and the tops of the support bolts are connected with the bottom of the connecting copper pipe.
Preferably, the lower part of one of the base copper pipes is provided with a cooling liquid inlet quick joint, and the lower part of the other base copper pipe is provided with a cooling liquid outlet quick joint.
Preferably, two liquid inlet quick connectors are mounted at the lower part of the front liquid spraying pipe.
Preferably, the bolt connecting hole between the bottom end of the front liquid spraying pipe and the wing plate is a long round hole.
Preferably, two liquid inlet quick connectors are mounted at the lower part of the rear liquid spraying pipe.
Preferably, the bolt connecting hole between the bottom end of the rear liquid spraying pipe and the wing plate is a long round hole.
Preferably, a nylon insulating plate is arranged at the joint of the two L-shaped connecting pieces of the base, and a bolt mounting hole connected with a machine tool is formed in a bottom plate of the base.
The using process of the invention is as follows:
before the invention is used, the base is arranged on a machine tool; and then the liquid inlet quick connector at the lower part of the front liquid spraying pipe and the liquid inlet quick connector below the rear liquid spraying pipe are respectively connected with the cold water pipe, the liquid inlet quick connector at the lower part of the base copper pipe is connected with a liquid inlet pipeline of the self-cooling liquid of the induction conductor, and the liquid outlet quick connector at the lower part of the base copper pipe is connected with a liquid outlet pipe of the self-cooling liquid of the induction conductor.
And the ends of the induction conductor, the front liquid spraying head and the rear liquid spraying head extend into a pulley groove of the pulley to be quenched, and the gap between the end and the pulley groove is kept uniform. The power supply of the machine tool is switched on to apply electric energy to the invention; and opening a cooling water pipe valve communicated with the rear liquid spraying pipe, enabling the rear liquid spraying head to start to spray cooling water in sufficient quantity, rotating the pulley, and enabling the pulley wheel groove to move slowly relative to the device.
After the pulley rotates for a circle, the pulley is continuously scanned and quenched to a butt joint position, a power supply is cut off, heating of a terminal heating area is stopped, a cooling water pipe valve communicated with a front liquid spraying pipe is opened, cooling water is directly sprayed to the induction conductor by a front liquid spraying head, meanwhile, an induction conductor self-cooling liquid inlet valve communicated with the base copper pipe is opened, the induction conductor self-cooling liquid reaches the end portion of the induction conductor, self-cooling is conducted on the induction conductor, the temperature of the induction conductor is rapidly reduced, the terminal heating area of the pulley groove is cooled in time, and the width of a soft belt is reduced. The self-cooling liquid flows out from the self-cooling liquid outlet pipe and can be repeatedly used after being collected and cooled.
The invention has the beneficial effects that:
(1) the induction conductor is prepared by two copper pipes to form a double-loop structure, a front liquid spraying head and a rear liquid spraying head are respectively arranged on two sides of the induction conductor, and cooling liquid pipelines of the induction conductor, the front liquid spraying head and the rear liquid spraying head are respectively and independently arranged and do not interfere with each other; the rear liquid spraying heads spray cooling water to the pulley wheel groove in sufficient quantity all the time, the front sprayer sprays cooling water to the induction conductor in sufficient quantity in the end point heating area, the induction conductor is cooled in time by self-cooling liquid, so that the end point heating area can be cooled quickly, the width of a soft belt is reduced, formed martensite is finer, the depth of a hardening layer is more uniform, the hardness of the surface of the pulley wheel groove is obviously improved after the surface of the pulley wheel groove is quenched, the quality of the surface quenching of the pulley wheel groove is improved, the working efficiency is improved, and the working energy consumption is reduced;
(2) according to the invention, the silicon steel sheets are additionally arranged on two sides of the induction head of the induction conductor to serve as magnetizers, so that the magnetic field intensity of the induction conductor is enhanced, the heating speed of metal on the surface of the pulley groove of the pulley is increased, the martensite stroke is promoted, and the quenching quality is improved;
(3) according to the invention, the insulating support plate and the support bolt are arranged below the induction head of the induction conductor, so that the rigidity of the induction conductor is improved, and the service life of the induction conductor is prolonged;
(4) the lower side wall of the vertical induction copper pipe is welded and communicated with the upper side wall of the base copper pipe, so that the smoothness of a liquid conveying pipeline of self-cooling liquid of the inductor can be ensured, the sufficient supply of the self-cooling liquid to the end part of the induction conductor is ensured, the end part of the induction conductor and a terminal heating area are quickly cooled, the working efficiency and the quenching quality are improved, and the working energy consumption is reduced;
(5) according to the invention, the two quick-connection joints are arranged at the lower parts of the front liquid spray pipe and the rear liquid spray pipe, so that sufficient cooling water can be provided in a short time, the surface of the pulley groove of the pulley is rapidly cooled, and the quenching quality of a product is improved;
(6) according to the invention, the connecting holes of the front liquid spraying pipe, the rear liquid spraying pipe and the wing plate are long round holes, so that the positions of the front liquid spraying head and the rear liquid spraying head can be adjusted according to different working conditions;
(7) the invention modularly arranges the parts such as the induction conductor, the liquid spraying head, the pipeline and the like, is convenient to maintain and replace, and reduces the maintenance cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. rear liquid spray head, 2, induction conductor, 3, insulating partition board, 4, front liquid spray head, 5, connecting copper pipe, 6, supporting bolt, 7, insulating supporting plate, 8, vertical induction copper pipe, 9, front liquid spray pipe, 10, liquid inlet quick-connection joint, 11, wing plate, 12, base copper pipe, 13, cooling liquid inlet quick-connection joint, 14, base, 15, nylon insulation board, 16, cooling liquid outlet quick-connection joint, 17, rear liquid spray pipe, 18 and magnetizer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the pulley race surface quenching induction device is prepared from a copper material and comprises a base 14 and an induction conductor 2, wherein the base 14 comprises two symmetrical L-shaped connecting pieces which are connected together through bolts, the side walls of the L-shaped connecting pieces form a vertical plate of the base, hollow base copper pipes 12 are respectively and symmetrically arranged along two sides of the vertical plate of the base 14, and the bottoms of the base copper pipes 12 are hermetically connected with a bottom plate of the base 14; wing plates 11 perpendicular to the vertical plate are welded on two sides of the vertical plate of the base 14 respectively; the induction conductor 2 comprises two hollow vertical induction copper pipes 8 which are arranged in parallel, the tops of the two vertical induction copper pipes 8 are bent into circular arcs to form induction heads, the front ends of the two induction heads are welded and communicated with the hollow connecting copper pipe 5, the lower side walls of the two vertical induction copper pipes 8 are respectively welded and communicated with the upper side walls of the two base copper pipes 12, and the bottom ends of the vertical induction copper pipes 8 are closed; a hollow front liquid spraying head 4 and a hollow rear liquid spraying head 1 are arranged on two sides of the induction conductor 2, a liquid spraying hole is formed in the side wall, close to the induction conductor 2, of the front liquid spraying head 4, the bottom of the front liquid spraying head 4 is welded and communicated with the top end of a front liquid spraying pipe 9, the front liquid spraying pipe 9 is L-shaped, the bottom end of the front liquid spraying pipe is closed and is installed on a wing plate 11 below the front liquid spraying head 4 through a bolt, and a liquid inlet quick connector 10 is installed on the lower portion of the front liquid spraying pipe 9; the side wall of the rear liquid spray head 1 adjacent to the surface of the pulley wheel groove is provided with liquid spray holes, the bottom of the rear liquid spray head 1 is communicated with the top end of a rear liquid spray pipe 17 in a welding mode, the rear liquid spray pipe 17 is L-shaped, the bottom end of the rear liquid spray pipe is closed and is installed on a wing plate 11 below the rear liquid spray head through bolts, and the lower portion of the rear liquid spray pipe 17 is provided with a liquid inlet quick connector 10.
The inductive head of inductive conductor 2 below is provided with horizontally insulating backup pad 7, and the back lateral wall centre gripping of insulating backup pad 7 is fixed on the lateral wall otic placode of vertical response copper pipe 8, is provided with several stay bolt 6 on the insulating backup pad 7, and the top of stay bolt 6 is connected with the bottom of connecting copper pipe 5.
The lower part of one base copper pipe 12 is provided with a cooling liquid inlet quick connector 13, and the lower part of the other base copper pipe 12 is provided with a cooling liquid outlet quick connector 16.
Two liquid inlet quick connectors 10 are arranged at the lower part of the front liquid spraying pipe 9. The bolt connecting hole between the bottom end of the front liquid spraying pipe 9 and the wing plate 11 is a long round hole.
Two inlet quick-connection joints 10 are arranged at the lower part of the rear liquid spray pipe 17. The bolt connecting hole between the bottom end of the rear liquid spray pipe 17 and the wing plate 11 is a long round hole.
The joint of the two L-shaped connecting pieces of the base 14 is provided with a nylon insulating plate 15, and a bottom plate of the base 14 is provided with a bolt mounting hole connected with a machine tool.
The using process of the invention is as follows:
before the present invention is used, the base 14 is first installed on a machine tool; and then a liquid inlet quick connector 10 at the lower part of the front liquid spraying pipe 9 and a liquid inlet quick connector 10 below the rear liquid spraying pipe 17 are respectively connected with a cold water pipe, a liquid inlet quick connector 13 at the lower part of the base copper pipe 12 is connected with a liquid inlet pipeline of the self-cooling liquid of the induction conductor, and a liquid outlet quick connector 16 at the lower part of the base copper pipe 12 is connected with a liquid outlet pipe of the self-cooling liquid of the induction conductor.
The ends of the induction conductor 2, the front liquid spraying head 4 and the rear liquid spraying head 1 extend into a pulley groove of a pulley to be quenched, and the gap between the end and the pulley groove is kept uniform. The power supply of the machine tool is switched on to apply electric energy to the invention; and opening a cooling water pipe valve communicated with the rear liquid spraying pipe 17, enabling the rear liquid spraying head 1 to start to spray cooling water in sufficient quantity, rotating the pulley, and enabling the pulley wheel groove to move slowly relative to the device.
After the pulley rotates for a circle, the pulley is continuously scanned and quenched to a butt joint position, a power supply is cut off, heating of a terminal heating area is stopped, a cooling water pipe valve communicated with a front liquid spraying pipe 9 is opened, cooling water is directly sprayed on the induction conductor 2 through a front liquid spraying head 4, meanwhile, an induction conductor self-cooling liquid inlet valve communicated with a base copper pipe 12 is opened, the induction conductor self-cooling liquid reaches the end portion of the induction conductor 2, self-cooling is conducted on the induction conductor 2, the temperature of the induction conductor 2 is rapidly reduced, the terminal heating area of a pulley groove is timely cooled, and the width of a soft belt is reduced. The self-cooling liquid flows out from the self-cooling liquid outlet pipe and can be repeatedly used after being collected and cooled.
The induction conductor is prepared by two copper pipes to form a double-loop structure, a front liquid spraying head and a rear liquid spraying head are respectively arranged on two sides of the induction conductor, and cooling liquid pipelines of the induction conductor, the front liquid spraying head and the rear liquid spraying head are respectively and independently arranged and do not interfere with each other; the rear liquid spraying heads spray cooling water to the pulley wheel groove in sufficient quantity all the time, the front sprayer sprays cooling water to the induction conductor in sufficient quantity in the end heating area, the induction conductor is cooled down from the cold liquid in time, so that the end heating area can be cooled down quickly, the width of a soft belt is reduced, formed martensite is finer, the depth of a hardening layer is more uniform, the hardness of the quenched pulley wheel groove is obviously improved after the surface of the pulley wheel groove is quenched, the quality of the surface quenching of the pulley wheel groove is improved, and the working efficiency is improved.
The invention is used for carrying out induction quenching on the surface of the sheave groove of the hoisting pulley of the steel wire rope, which is made of 45-grade steel and has the radius of the sheave groove of R20.19-R20.96mm. The hardness of the pulley groove after quenching is obviously improved from HRC53-55 to HRC58-61, the martensite in a metallographic structure is finer and the content is increased, the depth of a hardening layer is more uniform, the maximum depth difference is 0.6mm, and the depth of the hardening layer is distributed between 3.5 mm and 4.1 mm. Compared with the traditional pulley groove surface quenching induction device, under the same condition, the same type pulley surface induction quenching energy consumption is reduced to 84.9kw from 117.7kw, the power consumption is saved by 35.87kw, and the proportion is saved by 30.5%. When the surface of the pulley is subjected to induction quenching, the relative movement speed of the induction quenching device and the pulley groove is increased to 3.9mm/s from 2.4mm/s, the processing efficiency is increased by about 62.5%, and the detection result of the soft belt is 2 mm.
Claims (9)
1. The utility model provides a pulley race surface quenching induction system, this induction system is formed by the preparation of copper product, and it includes base (14) and induction conductor (2), and base (14) include two L type connecting pieces through bolted connection's symmetry together, and the lateral wall of L type connecting piece constitutes the riser of base, its characterized in that: hollow base copper pipes (12) are symmetrically arranged along two sides of a vertical plate of the base (14), and the bottom of each base copper pipe (12) is hermetically connected with a bottom plate of the base (14); two sides of the vertical plate of the base (14) are respectively welded with wing plates (11) vertical to the vertical plate; the induction conductor (2) comprises two hollow vertical induction copper pipes (8) which are arranged in parallel, the tops of the two vertical induction copper pipes (8) are bent into circular arcs to form induction heads, the front ends of the two induction heads are welded and communicated with the hollow connecting copper pipe (5), the lower side walls of the two vertical induction copper pipes (8) are respectively welded and communicated with the upper side walls of the two base copper pipes (12), and the bottom ends of the vertical induction copper pipes (8) are closed; the induction type liquid spraying device is characterized in that a hollow front liquid spraying head (4) and a hollow rear liquid spraying head (1) are arranged on two sides of an induction conductor (2), a liquid spraying hole is formed in the side wall, close to the induction conductor (2), of the front liquid spraying head (4), the bottom of the front liquid spraying head (4) is welded and communicated with the top end of a front liquid spraying pipe (9), the front liquid spraying pipe (9) is L-shaped, the bottom end of the front liquid spraying pipe is closed and is installed on a wing plate (11) below the front liquid spraying head (4) through a bolt, and a liquid inlet quick connector (10) is installed on the lower portion of the front liquid spraying pipe (9); the rear liquid spray head (1) and the side wall adjacent to the surface of the pulley wheel groove are provided with liquid spray holes, the bottom of the rear liquid spray head (1) is communicated with the top end of a rear liquid spray pipe (17) in a welding mode, the rear liquid spray pipe (17) is L-shaped, the bottom end of the rear liquid spray head is sealed and is installed on a wing plate (11) below the rear liquid spray head through bolts, and the lower portion of the rear liquid spray pipe (17) is provided with a liquid inlet quick connector (10).
2. The sheave groove surface hardening sensing device of claim 1, wherein: magnetizers (18) are respectively installed on two sides of two induction heads of the induction conductor (2), and an insulating partition plate (3) is fixedly bonded between two adjacent magnetizers (18).
3. The sheave groove surface hardening induction apparatus according to claim 1 or 2, characterized in that: the induction head of induction conductor (2) below is provided with horizontally insulating backup pad (7), and the back lateral wall centre gripping of insulating backup pad (7) is fixed on the lateral wall otic placode of vertical induction copper pipe (8), is provided with several stay bolt (6) on insulating backup pad (7), and the top of stay bolt (6) is connected with the bottom of connecting copper pipe (5).
4. The sheave groove surface hardening sensing device of claim 3, wherein: the lower part of one base copper pipe (12) is provided with a cooling liquid inlet quick joint (13), and the lower part of the other base copper pipe (12) is provided with a cooling liquid outlet quick joint (16).
5. The sheave groove surface hardening sensing device of claim 4, wherein: two liquid inlet quick-connecting joints (10) are arranged at the lower part of the front liquid spraying pipe (9).
6. The sheave groove surface hardening sensing device of claim 5, wherein: the bolt connecting hole between the bottom end of the front liquid spraying pipe (9) and the wing plate (11) is a long round hole.
7. The sheave groove surface hardening sensing device of claim 6, wherein: two liquid inlet quick-connecting joints (10) are arranged at the lower part of the rear liquid spraying pipe (17).
8. The sheave groove quench induction system of claim 7, wherein: the bolt connecting hole between the bottom end of the rear liquid spraying pipe (17) and the wing plate (11) is a long round hole.
9. The sheave groove quench induction system of claim 8, wherein: the joint of the two L-shaped connecting pieces of the base (14) is provided with a nylon insulating plate (15), and a bottom plate of the base (14) is provided with a bolt mounting hole connected with a machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934033.9A CN114150112B (en) | 2020-09-08 | 2020-09-08 | Pulley groove surface quenching induction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934033.9A CN114150112B (en) | 2020-09-08 | 2020-09-08 | Pulley groove surface quenching induction device |
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| Publication Number | Publication Date |
|---|---|
| CN114150112A true CN114150112A (en) | 2022-03-08 |
| CN114150112B CN114150112B (en) | 2024-03-15 |
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| CN202010934033.9A Active CN114150112B (en) | 2020-09-08 | 2020-09-08 | Pulley groove surface quenching induction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119736456A (en) * | 2024-12-23 | 2025-04-01 | 南京工艺装备制造股份有限公司 | Hardening induction device for double-side surfaces of V-type roller cross linear guides |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937448A (en) * | 1973-05-21 | 1976-02-10 | Sumitomo Metal Industries Limited | Apparatus for hardening steel pipes |
| US4531987A (en) * | 1984-05-30 | 1985-07-30 | Park-Ohio Industries, Inc. | Method for inductively heat treating workpiece bore walls |
| US4720311A (en) * | 1986-03-24 | 1988-01-19 | Hutton Roger L | Camshaft lobe hardening method and apparatus |
| US4844752A (en) * | 1985-10-23 | 1989-07-04 | Quinn's Oilfield Supply Ltd. | Process for making internally hardened tubes |
| DE3915275A1 (en) * | 1989-05-10 | 1990-11-15 | Fritz Huettinger Elektronik Gm | Readily changeable hardening head for induction hardening machine - has inductor releasably clamped to support, clamping jaws attached to inductor base and compressed air directed to clean contact regions |
| JPH1121618A (en) * | 1997-06-30 | 1999-01-26 | High Frequency Heattreat Co Ltd | Apparatus for hardening inner surface of hollow cylindrical body |
| CN202022957U (en) * | 2011-01-20 | 2011-11-02 | 中冶陕压重工设备有限公司 | Inductor for surface hardening of spiral rope groove |
| CN203159668U (en) * | 2013-01-18 | 2013-08-28 | 万向钱潮传动轴有限公司 | Small-diameter internal spline surface quenching inductor |
| CN103911496A (en) * | 2014-03-28 | 2014-07-09 | 十堰恒进科技有限公司 | Vertical type quenching inductor |
| CN204185516U (en) * | 2014-11-04 | 2015-03-04 | 上海尚频机电设备有限公司 | A kind of shaft-disc type component end face inner bore quenching inducer |
| CN109209262A (en) * | 2018-10-24 | 2019-01-15 | 兰州兰石石油装备工程股份有限公司 | For clamping the hydraulic rotating chuck of marine drilling platform marine riser |
| CN210030820U (en) * | 2019-05-21 | 2020-02-07 | 洛阳法拉地感应设备有限公司 | Special quenching inductor device for flange parts |
| CN212404162U (en) * | 2020-09-08 | 2021-01-26 | 兰州兰石石油装备工程股份有限公司 | Pulley wheel groove surface quenching induction device |
-
2020
- 2020-09-08 CN CN202010934033.9A patent/CN114150112B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937448A (en) * | 1973-05-21 | 1976-02-10 | Sumitomo Metal Industries Limited | Apparatus for hardening steel pipes |
| US4531987A (en) * | 1984-05-30 | 1985-07-30 | Park-Ohio Industries, Inc. | Method for inductively heat treating workpiece bore walls |
| US4844752A (en) * | 1985-10-23 | 1989-07-04 | Quinn's Oilfield Supply Ltd. | Process for making internally hardened tubes |
| US4720311A (en) * | 1986-03-24 | 1988-01-19 | Hutton Roger L | Camshaft lobe hardening method and apparatus |
| DE3915275A1 (en) * | 1989-05-10 | 1990-11-15 | Fritz Huettinger Elektronik Gm | Readily changeable hardening head for induction hardening machine - has inductor releasably clamped to support, clamping jaws attached to inductor base and compressed air directed to clean contact regions |
| JPH1121618A (en) * | 1997-06-30 | 1999-01-26 | High Frequency Heattreat Co Ltd | Apparatus for hardening inner surface of hollow cylindrical body |
| CN202022957U (en) * | 2011-01-20 | 2011-11-02 | 中冶陕压重工设备有限公司 | Inductor for surface hardening of spiral rope groove |
| CN203159668U (en) * | 2013-01-18 | 2013-08-28 | 万向钱潮传动轴有限公司 | Small-diameter internal spline surface quenching inductor |
| CN103911496A (en) * | 2014-03-28 | 2014-07-09 | 十堰恒进科技有限公司 | Vertical type quenching inductor |
| CN204185516U (en) * | 2014-11-04 | 2015-03-04 | 上海尚频机电设备有限公司 | A kind of shaft-disc type component end face inner bore quenching inducer |
| CN109209262A (en) * | 2018-10-24 | 2019-01-15 | 兰州兰石石油装备工程股份有限公司 | For clamping the hydraulic rotating chuck of marine drilling platform marine riser |
| CN210030820U (en) * | 2019-05-21 | 2020-02-07 | 洛阳法拉地感应设备有限公司 | Special quenching inductor device for flange parts |
| CN212404162U (en) * | 2020-09-08 | 2021-01-26 | 兰州兰石石油装备工程股份有限公司 | Pulley wheel groove surface quenching induction device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119736456A (en) * | 2024-12-23 | 2025-04-01 | 南京工艺装备制造股份有限公司 | Hardening induction device for double-side surfaces of V-type roller cross linear guides |
| CN119736456B (en) * | 2024-12-23 | 2025-12-26 | 南京工艺装备制造股份有限公司 | Induction hardening device for both sides of V-type roller cross linear guide. |
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