CN205329108U

CN205329108U - Modular energy -conserving equipment for heat treatment of dual -band

Info

Publication number: CN205329108U
Application number: CN201620107973.XU
Authority: CN
Inventors: 冯英通
Original assignee: Baoding Boersi Electric Heating Equipment Co Ltd
Current assignee: Baoding Boersi Electric Heating Equipment Co Ltd
Priority date: 2016-02-03
Filing date: 2016-02-03
Publication date: 2016-06-22
Anticipated expiration: 2026-02-03

Abstract

The utility model discloses a modular energy -conserving equipment for heat treatment of dual -band, including power supply box and induction coil, the power supply box comprises rectification power supply case and invertion power supply case, and induction coil includes superaudio quenching line circle and intermediate frequency tempering coil, and the frequency of the alternating current that an inverter circuit board produced is 15~26kHz and supplies with superaudio quenching line circle, and the frequency of the alternating current that the 2nd inverter circuit board produced is 3~7kHz and supplies with intermediate frequency tempering coil. This equipment structure is compact, and convenient to use, superaudio quench and the mode of intermediate frequency tempering can greatly practice thrift the electric energy.

Description

A kind of energy-conservation Equipment for Heating Processing of combination type two-band

Technical field

This utility model relates to a kind of equipment, is specifically related to a kind of for the energy-conservation Equipment for Heating Processing of combination type two-band for round-link chain quenching and tempering。

Background technology

Round-link chain is to be nested successively the catemer being formed by connecting by reinforcing bar chain link, is the important instrument of putting forth effort of the occasions such as traction, lifting, has a very wide range of applications。The hardness of each chain link of round-link chain and toughness are to the fastness of whole serobila and have decisive action service life, and the Technology for Heating Processing that round-link chain is when making is to the hardness of chain link and toughness important。Generally, the electromagnetic heat treatment equipment of round-link chain includes power supply box and induction coil, utilizes power supply box to carry out rectification, inversion and drove induction coil that round-link chain is quenched later and tempering heating。In existing equipment, it is generally adopted four power supply boxs, two power supply boxs are for rectification, two power supply boxs are for inversion, quenching coil is connected again after one of them rectifier power source case and an inversion power box electrical connection, another rectifier power source case connects back to fire coil again with another inversion power box after electrically connecting, and the ac frequency of two inversion power box generations is identical, is generally intermediate frequency 8kHz。This Equipment for Heating Processing not only takes up room greatly, and four power supply boxs are discrete causes that operation staff is many, and quenches and tempering all adopts same IF-FRE, is unfavorable for saves energy。

Utility model content

The purpose of this utility model is to provide a kind of energy-conservation Equipment for Heating Processing of combination type two-band, and this compact equipment is easy to use, and the mode of operation of supersonic frequency induction hardening and intermediate frequency tempering can very big saves energy。

For achieving the above object, this utility model takes techniques below scheme:

A kind of energy-conservation Equipment for Heating Processing of combination type two-band, including power supply box and induction coil, it is characterized in that, described power supply box is made up of rectifier power source case and inversion power box, the first rectification circuit plate and the second rectification circuit plate it is equipped with in rectifier power source case, the first inverter circuit plate and the second inverter circuit plate it is equipped with in inversion power box, described induction coil includes supersonic frequency induction hardening coil and intermediate frequency tempering coil, first rectification circuit plate and the electrical connection of the first inverter circuit plate, first inverter circuit plate electrically connects with supersonic frequency induction hardening coil, second rectification circuit plate and the electrical connection of the second inverter circuit plate, second inverter circuit plate electrically connects with intermediate frequency tempering coil, the frequency of the alternating current that described first inverter circuit plate produces is 15 ~ 26kHz, the frequency of the alternating current that the second inverter circuit plate produces is 3 ~ 7kHz。

Preferably, the frequency of the alternating current that described first inverter circuit plate produces is 18 ~ 23kHz, and the frequency of the alternating current that the second inverter circuit plate produces is 4 ~ 6kHz。

Further, described supersonic frequency induction hardening coil and intermediate frequency tempering coil are made by red copper hollow pipe, are used for leading to condensed water in red copper hollow pipe。

Further, on described red copper hollow pipe, segmentation is arranged alternately condensed water import and condensation-water drain successively, and separates through copper coin between condensation-water drain condensed water import adjacent with next。

This utility model equipment is capable of carrying out quenching in the superaudio frequency range of 15 ~ 26kHz and carrying out tempering at the intermediate-frequency band of 3 ~ 7kHz, the firing rate of surface of the work internally being conducted heat by self conduction of heat when supersonic frequency induction hardening is favorably improved Quench heating, it is effectively improved utilization rate of electrical, intermediate frequency tempering is more beneficial for Synchronous Heating inside and outside workpiece, workpiece performance after raising tempering, supersonic frequency induction hardening effectively coordinates with intermediate frequency tempering, both can guarantee that heat treatment of workpieces quality, also utilization rate of electrical can be increased to 55 ~ 60% by the 20 ~ 30% of traditional method。In addition four traditional equipment are integrated by this equipment, and floor space is little, are not only suitable for comparatively narrow and small occasion and produce, and are more convenient for operating than four equipment, save staff。

Accompanying drawing explanation

Fig. 1 is this utility model structural representation。

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model is described further:

As it is shown in figure 1, in this combination type two-band Equipment for Heating Processing, power supply box is made up of rectifier power source case 1 and inversion power box 2, induction coil includes supersonic frequency induction hardening coil 3 and intermediate frequency tempering coil 4, and superaudio and intermediate frequency generally refer to frequency high low range。The first rectification circuit plate 5 and the second rectification circuit plate 6 it is equipped with in rectifier power source case 1, first rectification circuit plate 5 and the second rectification circuit plate 6 are respectively used to the industrial alternating current (being generally 380V) of input is rectified into unidirectional current, the first inverter circuit plate 7 and the second inverter circuit plate 8 it is equipped with in inversion power box 2, first inverter circuit plate 7 electrically connects obtain unidirectional current and be transformed into alternating current with the first rectification circuit plate 5, also electrically connect with supersonic frequency induction hardening coil 3 and be used for the round-link chain in coil is carried out Quench heating to supersonic frequency induction hardening coil 3 to be exported by alternating current, second inverter circuit plate 8 electrically connects obtain unidirectional current and be transformed into alternating current with the second rectification circuit plate 6, also electrically connect with intermediate frequency tempering coil 4 and be used for the round-link chain in coil is carried out tempering heating to intermediate frequency tempering coil to be exported by alternating current。The frequency of the alternating current that the first inverter circuit plate 7 produces is 15 ~ 26kHz, preferably 18 ~ 23kHz, Quench heating is carried out under this frequency, heating surfaces of work pieces speed can be improved, make full use of workpiece self conduction of heat to internal heat effect, utilization rate of electrical can also be improved, quenching frequency be this device work time can be energy-conservation main cause, the frequency of the alternating current that the second inverter circuit plate 8 produces is 3 ~ 7kHz, preferably 4 ~ 6kHz, tempering heating is carried out under this frequency, be conducive to making Synchronous Heating inside and outside workpiece, produce good tempering effect, match with quenching process and ensure the thermal treatment quality of round-link chain。In this equipment, above-mentioned supersonic frequency induction hardening and intermediate frequency tempering cooperate just to be achieved and ensure thermal treatment quality and saves energy to have embodied a concentrated reflection of the advantage of this equipment simultaneously。In this equipment, supersonic frequency induction hardening coil and intermediate frequency tempering coil are made by red copper hollow pipe, are used for leading to condensed water in red copper hollow pipe。In order to strengthen cooling effect, on red copper hollow pipe, segmentation is arranged alternately condensed water import 9 and condensation-water drain 10 successively, and separate through copper coin between condensation-water drain condensed water import adjacent with next, such condensed water only just flows out outlet through one section of red copper hollow pipe in red copper hollow pipe, then new condensed water continues to flow into from next entrance, by that analogy, this can also strengthen cooling effect。

The explanation that this utility model is simply conceived and realized by the present embodiment, is not limited, and under this utility model is conceived, remains in protection domain without the technical scheme of essence conversion。

Claims

1. the energy-conservation Equipment for Heating Processing of combination type two-band, including power supply box and induction coil, it is characterized in that, described power supply box is made up of rectifier power source case and inversion power box, the first rectification circuit plate and the second rectification circuit plate it is equipped with in rectifier power source case, the first inverter circuit plate and the second inverter circuit plate it is equipped with in inversion power box, described induction coil includes supersonic frequency induction hardening coil and intermediate frequency tempering coil, first rectification circuit plate and the electrical connection of the first inverter circuit plate, first inverter circuit plate electrically connects with supersonic frequency induction hardening coil, second rectification circuit plate and the electrical connection of the second inverter circuit plate, second inverter circuit plate electrically connects with intermediate frequency tempering coil, the frequency of the alternating current that described first inverter circuit plate produces is 15 ~ 26kHz, the frequency of the alternating current that the second inverter circuit plate produces is 3 ~ 7kHz。

2. the energy-conservation Equipment for Heating Processing of combination type two-band as claimed in claim 1, it is characterised in that the frequency of the alternating current that described first inverter circuit plate produces is 18 ~ 23kHz, and the frequency of the alternating current that the second inverter circuit plate produces is 4 ~ 6kHz。

3. the energy-conservation Equipment for Heating Processing of combination type two-band as described in claim 1 or 2, it is characterised in that described supersonic frequency induction hardening coil and intermediate frequency tempering coil are made by red copper hollow pipe, are used for leading to condensed water in red copper hollow pipe。

4. the energy-conservation Equipment for Heating Processing of combination type two-band as claimed in claim 3, it is characterized in that, on described red copper hollow pipe, segmentation is arranged alternately condensed water import and condensation-water drain successively, and separates through copper coin between condensation-water drain condensed water import adjacent with next。