CN107828953B - Quenching device for caterpillar links and processing technology - Google Patents
Quenching device for caterpillar links and processing technology Download PDFInfo
- Publication number
- CN107828953B CN107828953B CN201710724529.1A CN201710724529A CN107828953B CN 107828953 B CN107828953 B CN 107828953B CN 201710724529 A CN201710724529 A CN 201710724529A CN 107828953 B CN107828953 B CN 107828953B
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- station
- tempering
- caterpillar
- conveying
- quenching device
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- 238000010791 quenching Methods 0.000 title claims abstract description 22
- 230000000171 quenching effect Effects 0.000 title claims abstract description 22
- 238000005516 engineering process Methods 0.000 title abstract description 6
- 238000005496 tempering Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000006698 induction Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 1
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0087—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for chains, for chain links
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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
- C21D1/62—Quenching devices
-
- 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
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
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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 quenching device and a processing technology of a caterpillar link, wherein the quenching device of the caterpillar link is formed by sequentially connecting an automatic feeding mechanism, a guiding and conveying mechanism, a heating station, a quick discharging mechanism, a quenching station, a tempering station and a tempering cooling station through a conveying chain; the conveying chain is driven by the servo motor; the guiding and conveying mechanism adopts a single power supply and a single channel and comprises adjustable baffles and positioning blocks at two sides; the heating station is provided with a lengthening sensor; the tempering station is arranged into a multi-section tunnel type structure. By combining the processing technology, the invention realizes batch continuous heat treatment and improves the production efficiency and the product quality.
Description
Technical Field
The invention relates to a quenching device, in particular to a caterpillar link quenching device and a machining process, and belongs to the technical field of caterpillar engineering machinery machining processes.
Background
The caterpillar link is one of important parts of caterpillar engineering machinery, and the working environment is quite bad, so that the caterpillar link has high requirements on wear resistance and impact resistance, and a special and mature processing method is required to be searched for by a caterpillar link heat treatment processing method so as to ensure the quality requirement of products. The domestic main caterpillar track section quenching device mainly comprises two kinds: 1. the left and right caterpillar links respectively pass through two independent channels, two heating power supplies are configured, the caterpillar links advance in a stepping way, the gaps of the inductors are ensured by tightening and positioning of the cylinders, the caterpillar links realize static single-inductor heating pair by pair, and finally induction tempering is performed. 2. A heating power supply is adopted, the single-piece caterpillar link is clamped, then the inductor is used for scanning and heating, and the workpiece is quenched and then is tempered normally. The two devices can not realize batch continuous heat treatment, and the production efficiency is low. The problems of the prior art are solved.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a quenching device for a caterpillar track section, realizing batch continuous heat treatment and improving the production efficiency and the product quality.
In order to achieve the aim, the automatic feeding mechanism, the guiding conveying mechanism, the heating station, the quick discharging mechanism, the quenching station, the tempering station and the tempering cooling station are sequentially connected through a conveying chain; the conveying chain is driven by the servo motor; the guiding and conveying mechanism adopts a single power supply and a single channel and comprises adjustable baffles and positioning blocks at two sides; the heating station is provided with a lengthening sensor; the tempering station is arranged into a multi-section tunnel type structure.
Further, the extension sensor is arranged in two.
Further, the specific processing technology is as follows:
(1) The caterpillar track links are uniformly arranged on the guiding and conveying mechanism through the automatic feeding mechanism;
(2) The caterpillar track section is driven by a conveying chain to be heated through a heating station, and an inductor scans temperature signals and adjusts the heating temperature in real time;
(3) After the caterpillar track section is heated, carrying the caterpillar track section to a quenching station and a tempering station through a conveying chain for quenching and tempering treatment, and carrying out multi-section tunnel type rapid induction tempering;
(4) After quenching and tempering are completed, the chain track section is driven by a conveying chain to reach a tempering cooling station for tempering and cooling, and then is transported and stored.
Further, in step (2), the temperature is kept uniform.
Compared with the prior art, the invention has the following specific characteristics:
1. the single power supply and the single channel are adopted, and the heat treatment of the treads of the left and right caterpillar track sections can be respectively realized by adjusting the baffles at the two sides of the guiding and conveying mechanism, so that the heat treatment effect is improved;
2. the guide conveying mechanism is provided with a positioning block, and the workpiece can be rapidly positioned by being attached to the plane side of the shaft sleeve hole of the workpiece; the heating station is provided with two lengthened inductors, the caterpillar links pass through the two inductors at a constant speed, the scanning heating temperature is uniform, and meanwhile, workpieces do not need to be positioned for the second time in the heating process, and the caterpillar links are connected end to end, so that the production efficiency is improved;
3. the tempering station adopts multistage tunnel type rapid induction tempering, and the workpiece is integrally heated by controlling the temperature rising speed and the heat preservation time of the workpiece, so that the tempering of the caterpillar track section is ensured to be full, the structure is better stabilized, the residual internal stress is reduced, and the quality of the product is improved.
Drawings
FIG. 1 is a schematic structural view of a quenching device for caterpillar links in the invention.
Description of the embodiments
The invention is further modified by the following examples.
A quenching device for a caterpillar track section is formed by sequentially connecting an automatic feeding mechanism 1, a guiding conveying mechanism 2, a heating station 3, a quick discharging mechanism 4, a quenching station 5, a tempering station 6 and a tempering cooling station 7 through conveying chains; the conveying chain is driven by the servo motor; the guiding and conveying mechanism 2 adopts a single power supply and a single channel and comprises adjustable baffles and positioning blocks at two sides; the heating station 3 is provided with an extension inductor; the tempering station 6 is arranged into a multi-section tunnel type structure.
As a further improvement of the present invention, the lengthened inductor is provided with two.
As a further improvement of the invention, the specific processing technology is as follows:
(1) The caterpillar track links are uniformly arranged on the guiding and conveying mechanism through the automatic feeding mechanism;
(2) The caterpillar track section is driven by a conveying chain to be heated through a heating station (3), and an inductor scans temperature signals and adjusts the heating temperature in real time;
(3) After the caterpillar track section is heated, carrying out quenching and tempering treatment by conveying the caterpillar track section to a quenching station (5) and a tempering station (6), and carrying out multi-section tunnel type rapid induction tempering;
(4) After quenching and tempering are completed, the chain track section is driven by a conveying chain to reach a tempering cooling station (7) for tempering and cooling, and then is transported and stored.
As a further improvement of the present invention, in step (2), the temperature is maintained uniform.
According to the invention, a single power supply and a single channel are adopted, and the heat treatment of the treads of the left and right caterpillar track sections can be respectively realized by adjusting the baffles at the two sides of the guiding and conveying mechanism, so that the heat treatment effect is improved; the guide conveying mechanism is provided with a positioning block, and the workpiece can be rapidly positioned by being attached to the plane side of the shaft sleeve hole of the workpiece; the heating station is provided with two lengthened inductors, the caterpillar links pass through the two inductors at a constant speed, the scanning heating temperature is uniform, and meanwhile, workpieces do not need to be positioned for the second time in the heating process, and the caterpillar links are connected end to end, so that the production efficiency is improved;
the tempering station adopts multistage tunnel type rapid induction tempering, and the workpiece is integrally heated by controlling the temperature rising speed and the heat preservation time of the workpiece, so that the tempering of the caterpillar track section is ensured to be full, the structure is better stabilized, the residual internal stress is reduced, and the quality of the product is improved.
Claims (2)
1. The caterpillar track section quenching device for the caterpillar engineering machinery is characterized by being formed by sequentially connecting an automatic feeding mechanism (1), a guiding conveying mechanism (2), a heating station (3), a quick discharging mechanism (4), a quenching station (5), a tempering station (6) and a tempering cooling station (7) through conveying chains; the conveying chain is driven by the servo motor;
the guiding and conveying mechanism (2) adopts a single power supply and a single channel and comprises adjustable baffles and positioning blocks at two sides; the heating station (3) is provided with a lengthening sensor; the tempering station (6) is arranged into a multi-section tunnel type structure.
2. The quenching device for caterpillar links for caterpillar engineering machinery according to claim 1, wherein two lengthening sensors are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710724529.1A CN107828953B (en) | 2017-08-22 | 2017-08-22 | Quenching device for caterpillar links and processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710724529.1A CN107828953B (en) | 2017-08-22 | 2017-08-22 | Quenching device for caterpillar links and processing technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107828953A CN107828953A (en) | 2018-03-23 |
| CN107828953B true CN107828953B (en) | 2024-02-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710724529.1A Active CN107828953B (en) | 2017-08-22 | 2017-08-22 | Quenching device for caterpillar links and processing technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107828953B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108384933A (en) * | 2018-03-29 | 2018-08-10 | 上海恒精感应科技股份有限公司 | Vertical four stations induction brazing, quenching, annealing heating equipment |
| CN109609740A (en) * | 2019-01-29 | 2019-04-12 | 十堰高周波科工贸有限公司 | Chain Link inducing quenching and tempering lathe and circuit protection method |
| CN111195696A (en) * | 2020-01-06 | 2020-05-26 | 济宁市宁润文正锻造有限公司 | Processing technology for large-size forged caterpillar link and caterpillar link |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4164435A (en) * | 1976-06-16 | 1979-08-14 | Kabushiki Kaisha Kito | Method for heat treatment of link chains |
| GB2071704A (en) * | 1980-03-12 | 1981-09-23 | Loi Ind Ofenanlagen | An installation for the heat treatment of workpieces |
| DE3901752A1 (en) * | 1989-01-21 | 1990-07-26 | Luhn & Pulvermacher Gmbh & Co | LEAF SPRING HARDENING MACHINE |
| CA2237562A1 (en) * | 1995-11-20 | 1997-06-12 | George W. Holmes, Jr. | Skid mounted precision heat treat system |
| US5759309A (en) * | 1996-08-28 | 1998-06-02 | Caterpillar Inc. | Thermal process for selectively hardening track chain links |
| KR20060090944A (en) * | 2006-07-21 | 2006-08-17 | 진성중공업 주식회사 | The processing apparatus using inducting heating of the part in the steel plate and a method thereof |
| CN2903090Y (en) * | 2006-05-10 | 2007-05-23 | 山推工程机械股份有限公司 | Caterpillar track joint pedal face quenching apparatus |
| CN101186962A (en) * | 2007-12-14 | 2008-05-28 | 天津市金能电力电子有限公司 | Technique for induction heating steel rod tempering heat treatment |
| CN201545879U (en) * | 2009-10-21 | 2010-08-11 | 山推工程机械股份有限公司 | Tempering device for caterpillar track link tread for construction machinery |
| CN202220188U (en) * | 2011-09-07 | 2012-05-16 | 十堰高周波科工贸有限公司 | Induction-heating automatic quenching and tempering production line for creeper thread |
| CN103540716A (en) * | 2013-09-22 | 2014-01-29 | 徐州徐工铁路装备有限公司 | Processing method of tread thermal treatment for caterpillar link |
| CN103667636A (en) * | 2013-11-18 | 2014-03-26 | 大连升隆机械有限公司 | Forged piece waste heat quenching machining tool |
| CN204779683U (en) * | 2015-05-13 | 2015-11-18 | 徐州徐工履带底盘有限公司 | Guide guenching unit |
| CN206089743U (en) * | 2016-08-31 | 2017-04-12 | 龙工（江西）机械有限公司 | Novel caterpillar link debugging of quenching device |
| CN207452192U (en) * | 2017-08-22 | 2018-06-05 | 徐州徐工履带底盘有限公司 | Tracked construction equipment Chain Link quenching unit |
| JP6854035B1 (en) * | 2020-10-13 | 2021-04-07 | 株式会社アイオー精密 | Heat treatment equipment |
-
2017
- 2017-08-22 CN CN201710724529.1A patent/CN107828953B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4164435A (en) * | 1976-06-16 | 1979-08-14 | Kabushiki Kaisha Kito | Method for heat treatment of link chains |
| GB2071704A (en) * | 1980-03-12 | 1981-09-23 | Loi Ind Ofenanlagen | An installation for the heat treatment of workpieces |
| DE3901752A1 (en) * | 1989-01-21 | 1990-07-26 | Luhn & Pulvermacher Gmbh & Co | LEAF SPRING HARDENING MACHINE |
| CA2237562A1 (en) * | 1995-11-20 | 1997-06-12 | George W. Holmes, Jr. | Skid mounted precision heat treat system |
| US5759309A (en) * | 1996-08-28 | 1998-06-02 | Caterpillar Inc. | Thermal process for selectively hardening track chain links |
| CN2903090Y (en) * | 2006-05-10 | 2007-05-23 | 山推工程机械股份有限公司 | Caterpillar track joint pedal face quenching apparatus |
| KR20060090944A (en) * | 2006-07-21 | 2006-08-17 | 진성중공업 주식회사 | The processing apparatus using inducting heating of the part in the steel plate and a method thereof |
| CN101186962A (en) * | 2007-12-14 | 2008-05-28 | 天津市金能电力电子有限公司 | Technique for induction heating steel rod tempering heat treatment |
| CN201545879U (en) * | 2009-10-21 | 2010-08-11 | 山推工程机械股份有限公司 | Tempering device for caterpillar track link tread for construction machinery |
| CN202220188U (en) * | 2011-09-07 | 2012-05-16 | 十堰高周波科工贸有限公司 | Induction-heating automatic quenching and tempering production line for creeper thread |
| CN103540716A (en) * | 2013-09-22 | 2014-01-29 | 徐州徐工铁路装备有限公司 | Processing method of tread thermal treatment for caterpillar link |
| CN103667636A (en) * | 2013-11-18 | 2014-03-26 | 大连升隆机械有限公司 | Forged piece waste heat quenching machining tool |
| CN204779683U (en) * | 2015-05-13 | 2015-11-18 | 徐州徐工履带底盘有限公司 | Guide guenching unit |
| CN206089743U (en) * | 2016-08-31 | 2017-04-12 | 龙工（江西）机械有限公司 | Novel caterpillar link debugging of quenching device |
| CN207452192U (en) * | 2017-08-22 | 2018-06-05 | 徐州徐工履带底盘有限公司 | Tracked construction equipment Chain Link quenching unit |
| JP6854035B1 (en) * | 2020-10-13 | 2021-04-07 | 株式会社アイオー精密 | Heat treatment equipment |
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| CN107828953A (en) | 2018-03-23 |
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