CN118127299A - Integral intermediate frequency quenching inductor of integral type of spline shaft - Google Patents
Integral intermediate frequency quenching inductor of integral type of spline shaft Download PDFInfo
- Publication number
- CN118127299A CN118127299A CN202211553270.6A CN202211553270A CN118127299A CN 118127299 A CN118127299 A CN 118127299A CN 202211553270 A CN202211553270 A CN 202211553270A CN 118127299 A CN118127299 A CN 118127299A
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- magnetic conduction
- conduction unit
- silicon steel
- magnetic
- intermediate frequency
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- 238000010791 quenching Methods 0.000 title claims abstract description 51
- 230000000171 quenching effect Effects 0.000 title claims abstract description 49
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 42
- 239000010445 mica Substances 0.000 claims abstract description 32
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 32
- 238000005507 spraying Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006698 induction Effects 0.000 description 22
- 239000000498 cooling water Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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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
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- Heat Treatment Of Articles (AREA)
- General Induction Heating (AREA)
Abstract
The integral intermediate frequency quenching inductor of the spline shaft comprises two magnetizers, wherein the two magnetizers are arranged in opposite directions, one sides of the upper ends of the two magnetizers in opposite directions are respectively connected with a connecting pipe, the two connecting pipes are arranged in opposite directions, any one magnetizer respectively comprises more than two magnetic conduction units, and any one magnetic conduction unit respectively comprises a plurality of silicon steel sheets which are overlapped or a plurality of silicon steel sheets and a plurality of mica sheets which are staggered and overlapped. In the magnetizer, the output of intermediate frequency energy is controlled by setting the quantity proportion of the silicon steel sheet and the mica sheet, so that the requirement of intermediate frequency quenching on the surface of the spline shaft is better met. The ratio distribution of the silicon steel sheet and the mica sheet is used for controlling the depth of a quenching layer, the more the silicon steel sheet is, the larger the magnetic field is, the more concentrated the energy is, the high-temperature resistance of the mica sheet is realized, the effect of fixing the silicon steel sheet is realized, the magnetic field is not reinforced, and the number ratio of the silicon steel sheet to the mica sheet is designed according to the depth requirement of the quenching layer of each regional section of the spline shaft and the size of the regional section.
Description
Technical Field
The invention relates to the field of machinery, in particular to a quenching device, and particularly relates to an integral intermediate-frequency quenching inductor for a spline shaft.
Background
Induction heating surface quenching is a quenching process which utilizes the electromagnetic induction principle to input alternating current into an inductor to generate an alternating magnetic field, so that induction current is generated on the surface of a metal workpiece penetrating through the inductor, and the surface of the workpiece is rapidly heated and cooled by means of the current heating effect. The spline shaft is an important component part of the transmission shaft, and meets the requirements of installation connection and torque transmission. In the prior art, the scanning type induction coil is difficult to meet the following requirement of intermediate frequency quenching of the spline shaft:
1. the scanning type induction coil is designed and manufactured according to the shape and the size of the part.
2. The medium-frequency quenching area of the part is divided into size sections, and the quenching layer depth requirements of each section are inconsistent.
3. The medium-frequency quenching is required to ensure not only the depth of a quenching layer but also the hardness of a core part within a certain size range.
Disclosure of Invention
The invention aims to provide an integral intermediate frequency quenching inductor for a spline shaft, which aims to solve the technical problem that a quenching induction coil in the prior art is difficult to meet the intermediate frequency quenching requirement of the spline shaft.
The integral intermediate frequency quenching inductor of the spline shaft comprises two magnetizers, wherein the two magnetizers are arranged in opposite directions, one opposite sides of the upper ends of the two magnetizers are respectively connected with a connecting pipe, the two connecting pipes are arranged in opposite directions, any one magnetizer respectively comprises more than two magnetic conduction units, and any one magnetic conduction unit respectively comprises a plurality of silicon steel sheets which are arranged in an overlapping mode or a plurality of silicon steel sheets and a plurality of mica sheets which are arranged in an staggered and overlapping mode.
Further, each of the magnetic conduction units includes a first magnetic conduction unit, a second magnetic conduction unit, a third magnetic conduction unit, a fourth magnetic conduction unit and a fifth magnetic conduction unit which are sequentially connected, each of the first magnetic conduction unit, the second magnetic conduction unit, the third magnetic conduction unit and the fifth magnetic conduction unit is formed by sequentially arranging a plurality of silicon steel sheets and a plurality of mica sheets, each of the fourth magnetic conduction unit is formed by sequentially arranging a plurality of silicon steel sheets, the number of the silicon steel sheets in the first magnetic conduction unit is equal to the number of the mica sheets, the number of the silicon steel sheets in the second magnetic conduction unit is equal to the number of the mica sheets, the number of the silicon steel sheets in the third magnetic conduction unit is three times the number of the mica sheets, and the number of the silicon steel sheets in the fifth magnetic conduction unit is three times the number of the mica sheets.
Further, the axial cross section of the first magnetic conduction unit comprises a first rectangle, the axial cross section of the second magnetic conduction unit comprises a second rectangle, the axial cross section of the third magnetic conduction unit comprises a third rectangle, the axial cross section of the fourth magnetic conduction unit comprises a parallelogram and a fourth rectangle which are sequentially arranged from top to bottom, and the axial cross section of the fifth magnetic conduction unit comprises a first right trapezoid and a second right trapezoid which are sequentially arranged from top to bottom.
Furthermore, the connecting pipes are composed of copper pipes, and an insulating sheet is arranged between the two connecting pipes.
Furthermore, water spraying devices are arranged on two sides of the magnetizer.
Compared with the prior art, the invention has positive and obvious effects. In the magnetizer, the output of intermediate frequency energy is controlled by setting the quantity proportion of the silicon steel sheet and the mica sheet, so that the requirement of intermediate frequency quenching on the surface of the spline shaft is better met. The ratio distribution of the silicon steel sheet and the mica sheet is used for controlling the depth of a quenching layer, the more the silicon steel sheet is, the larger the magnetic field is, the more concentrated the energy is, the high-temperature resistance of the mica sheet is realized, the effect of fixing the silicon steel sheet is realized, the magnetic field is not reinforced, and the number ratio of the silicon steel sheet to the mica sheet is designed according to the depth requirement of the quenching layer of each regional section of the spline shaft and the size of the regional section. Through the shape matching design of each unit of the magnetizer, the spline journal part has more concentrated energy during medium-frequency quenching, not only can ensure the layer depth requirement of the medium-frequency quenching, but also can ensure that a medium-frequency transition zone is in a control range.
Drawings
Fig. 1 is a schematic perspective view of a spline shaft integral type intermediate frequency quenching inductor in the quenching inductor.
Fig. 2 is a schematic front view of a spline shaft integral type intermediate frequency quenching inductor in the quenching inductor.
Fig. 3 is a schematic rear view of a spline shaft integral type intermediate frequency quenching inductor in the quenching inductor.
Fig. 4 is a schematic top view of a spline shaft integrated medium frequency quench inductor of the present invention in a quench inductor.
Fig. 5 is a schematic diagram of connection of the first conductive tube, the second conductive tube and the connection tube in the embodiment.
Fig. 6 is a side view schematic of fig. 5.
Fig. 7 is a schematic cross-sectional view A-A of fig. 6.
Fig. 8 is a schematic cross-sectional view of B-B of fig. 7.
Fig. 9 is a schematic diagram of a use state of the integral intermediate frequency quenching inductor for the spline shaft.
Detailed Description
The present invention is further described below with reference to the drawings and examples, but the present invention is not limited to the examples, and all the similar structures and similar variations using the present invention should be included in the protection scope of the present invention. The use of the directions of up, down, front, back, left, right, etc. in the present invention is only for convenience of description, and is not a limitation of the technical scheme of the present invention.
As shown in fig. 1-9, the integral intermediate frequency quenching inductor of the spline shaft comprises two magnetizers 1, wherein the two magnetizers 1 are arranged in opposite directions, one opposite sides of the upper ends of the two magnetizers 1 are respectively connected with a connecting pipe 2, the two connecting pipes 2 are arranged in opposite directions, any one magnetizer 1 respectively comprises more than two magnetic conduction units, and any one magnetic conduction unit respectively comprises a plurality of silicon steel sheets which are arranged in an overlapping manner or a plurality of silicon steel sheets and a plurality of mica sheets which are arranged in a staggered and overlapping manner.
Further, each of the magnetic conduction units includes a first magnetic conduction unit 3, a second magnetic conduction unit 4, a third magnetic conduction unit 5, a fourth magnetic conduction unit 6 and a fifth magnetic conduction unit 7 which are sequentially connected, the first magnetic conduction unit 3, the second magnetic conduction unit 4, the third magnetic conduction unit 5 and the fifth magnetic conduction unit 7 are sequentially arranged by a plurality of silicon steel sheets and a plurality of mica sheets, the fourth magnetic conduction unit 6 is sequentially arranged by a plurality of silicon steel sheets, the number of the silicon steel sheets in the first magnetic conduction unit 3 is equal to the number of the mica sheets, the number of the silicon steel sheets in the second magnetic conduction unit 4 is equal to three times the number of the mica sheets, and the number of the silicon steel sheets in the third magnetic conduction unit 5 is three times the number of the mica sheets, and the number of the silicon steel sheets in the fifth magnetic conduction unit 7 is three times the number of the mica sheets.
Further, the axial cross-section of the first magnetic conduction unit 3 includes a first rectangle 8, the axial cross-section of the second magnetic conduction unit 4 includes a second rectangle 9, the axial cross-section of the third magnetic conduction unit 5 includes a third rectangle 10, the axial cross-section of the fourth magnetic conduction unit 6 includes a parallelogram 11 and a fourth rectangle 12 sequentially arranged from top to bottom, and the axial cross-section of the fifth magnetic conduction unit 7 includes a first right trapezoid 13 and a second right trapezoid 14 sequentially arranged from top to bottom.
Further, the connecting pipes 2 are composed of copper pipes, and an insulating sheet 19 is arranged between the two connecting pipes 2.
Furthermore, water spraying devices are arranged on two sides of the magnetizer 1.
Specifically, the magnetizer 1, the silicon steel sheet, the mica sheet, the copper tube, the insulating sheet 19, the water spraying device and the like in this embodiment all adopt the well-known schemes in the prior art, and those skilled in the art will understand the schemes, and are not described herein.
The intermediate frequency quenching induction coil is arranged in a quenching inductor, the quenching inductor of the embodiment further comprises an induction coil base 16, two sides of the induction coil base 16 are respectively provided with a side plate 17, and the induction coil of the invention is arranged on the induction coil base 16 and between the two side plates 17. The magnetizer 1 is provided with a coil, two ends of the coil are respectively connected with a first conductive pipe 20 and a second conductive pipe 21, a cooling water channel is arranged in the conductive pipes, and a quick connector 18 is arranged at the end part of the cooling water channel. The induction coil is energized, and current flows through the first conductive tube 20, the coil and the second conductive tube 21 in sequence to form a closed loop.
The working principle of the embodiment is as follows:
The inductor base 16 is connected with a machine tool, the spline shaft 15 is placed in an induction coil, a program is started, the induction coil is electrified, an induction magnetic field is generated by the induction coil, and therefore induction current is generated on the spline shaft 15, and induction heating effect is generated for quenching.
The intermediate frequency quenching induction coil can be arranged according to the appearance of the spline shaft 15, and can be used for more effectively performing intermediate frequency quenching treatment on the surface of the spline shaft 15.
As shown in fig. 9, in the magnetizer 1, the output of intermediate frequency energy is controlled by setting the number proportion of the silicon steel sheets and the mica sheets, so that the requirement of intermediate frequency quenching on the surface of the spline shaft 15 is better met. The proportion of the silicon steel sheets and the mica sheets is distributed for controlling the depth of the quenching layer, the more the silicon steel sheets are, the larger the magnetic field is, the more concentrated the energy is, the high temperature resistance of the mica sheets is realized, the effect of fixing the silicon steel sheets is achieved, the magnetic field is not reinforced, and the number proportion of the silicon steel sheets and the mica sheets is designed according to the depth requirement of the quenching layer of each regional section of the spline shaft 15 and the size of the regional section.
Through the shape matching design of each unit of the magnetizer 1, the energy of the neck part of the spline shaft 15 is more concentrated during medium frequency quenching, the requirement of the layer depth of the medium frequency quenching can be ensured, and the medium frequency transition zone can be in a control range.
The quick connector 18 is connected with a machine tool cooling water source to achieve the function of protecting the induction coil. The insulating sheet 19 plays a role in protecting the induction coil for induction hardening. The water spraying device plays a role in rapidly cooling the spline shaft and the intermediate frequency quenching induction coil.
Claims (5)
1. An integral intermediate frequency quenching inductor of integral formula of integral key shaft, its characterized in that: the magnetic conductive device comprises two magnetic conductors, wherein the two magnetic conductors are arranged in opposite directions, one opposite sides of the upper ends of the two magnetic conductors are respectively connected with a connecting pipe, the two connecting pipes are arranged in opposite directions, any one magnetic conductor comprises more than two magnetic conductive units, and any one magnetic conductive unit comprises a plurality of overlapped silicon steel sheets or a plurality of staggered overlapped silicon steel sheets and a plurality of mica sheets.
2. The integral type intermediate frequency quenching inductor of a spline shaft according to claim 1, wherein: the magnetic conduction units comprise a first magnetic conduction unit, a second magnetic conduction unit, a third magnetic conduction unit, a fourth magnetic conduction unit and a fifth magnetic conduction unit which are sequentially connected, wherein the first magnetic conduction unit, the second magnetic conduction unit, the third magnetic conduction unit and the fifth magnetic conduction unit are formed by sequentially arranging a plurality of silicon steel sheets and a plurality of mica sheets, the fourth magnetic conduction unit is formed by sequentially arranging a plurality of silicon steel sheets, the number of the silicon steel sheets in the first magnetic conduction unit is equal to the number of the mica sheets, the number of the silicon steel sheets in the second magnetic conduction unit is equal to the number of the mica sheets, the number of the silicon steel sheets in the third magnetic conduction unit is three times the number of the mica sheets, and the number of the silicon steel sheets in the fifth magnetic conduction unit is three times the number of the mica sheets.
3. The integral type intermediate frequency quenching inductor of a spline shaft according to claim 2, wherein: the axial cross-sectional shape of the first magnetic conduction unit comprises a first rectangle, the axial cross-sectional shape of the second magnetic conduction unit comprises a second rectangle, the axial cross-sectional shape of the third magnetic conduction unit comprises a third rectangle, the axial cross-sectional shape of the fourth magnetic conduction unit comprises a parallelogram and a fourth rectangle which are sequentially arranged from top to bottom, and the axial cross-sectional shape of the fifth magnetic conduction unit comprises a first right trapezoid and a second right trapezoid which are sequentially arranged from top to bottom.
4. The integral type intermediate frequency quenching inductor of a spline shaft according to claim 1, wherein: the connecting pipes are composed of copper pipes, and insulating sheets are arranged between the two connecting pipes.
5. The integral type intermediate frequency quenching inductor of a spline shaft according to claim 1, wherein: water spraying devices are arranged on two sides of the magnetizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211553270.6A CN118127299A (en) | 2022-12-06 | 2022-12-06 | Integral intermediate frequency quenching inductor of integral type of spline shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211553270.6A CN118127299A (en) | 2022-12-06 | 2022-12-06 | Integral intermediate frequency quenching inductor of integral type of spline shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118127299A true CN118127299A (en) | 2024-06-04 |
Family
ID=91239555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211553270.6A Pending CN118127299A (en) | 2022-12-06 | 2022-12-06 | Integral intermediate frequency quenching inductor of integral type of spline shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118127299A (en) |
-
2022
- 2022-12-06 CN CN202211553270.6A patent/CN118127299A/en active Pending
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