CN105567941B - A kind of thin-wall hollow pipe heating device and its heating means - Google Patents
A kind of thin-wall hollow pipe heating device and its heating means Download PDFInfo
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- CN105567941B CN105567941B CN201610037567.5A CN201610037567A CN105567941B CN 105567941 B CN105567941 B CN 105567941B CN 201610037567 A CN201610037567 A CN 201610037567A CN 105567941 B CN105567941 B CN 105567941B
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- thin
- hollow pipe
- wall hollow
- photoelectric detection
- detection switch
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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
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
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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
- C21D11/00—Process control or regulation for heat treatments
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- 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 provides a kind of thin-wall hollow pipe heating device, it includes roll conveying appliance, photoelectric detection system and heating inductor, wherein roll conveying appliance includes feeding drive roller wheel, quenching drive roller wheel and discharging drive roller wheel successively, and photoelectric detection system includes mounting bracket, the first photoelectric detection switch, the second photoelectric detection switch and programmable controller.Present invention also offers a kind of thin-wall hollow pipe heating method, it ensures on the premise of feeding in continuous material, and middle heating two ends are carried out to workpiece and are not heated.The present invention have the advantages that it is simple in construction, ingenious in design, without clamping, simple and convenient feeding, laser heating, save time and cost of labor, raising production efficiency.
Description
Technical field
The present invention relates to a kind of Equipment for Heating Processing, especially in regard to a kind of thin-wall hollow pipe heating device and its heating means.
Background technology
There is thin-wall hollow pipe one long in Honda Motor's collision prevention beam component, the thin-wall hollow pipe of this part length requires both ends
Do not quenched in certain length, centre quenching, the heat treatment method used is induced surface hardening.At present, this part length is thin
The surface hardening of wall hollow pipe is completed by vertical induced surface hardening machine, artificial single-piece loading and unloading, in the certain length of both ends
Do not quench to be positioned by servomotor and carry out.Long thin-wall hollow pipe has bad dress in this vertical quenching machine heat treatment mode
The shortcomings of folder, artificial single-piece loading and unloading inefficiency.
The content of the invention
It is an object of the invention to provide one kind it is simple in construction, ingenious in design, without clamping, the convenient thin-wall hollow pipe of feeding
Heater.
It is another object of the present invention to propose a kind of heating means using above-mentioned thin-wall hollow pipe heating device.
To reach above-mentioned purpose, thin-wall hollow pipe heating device of the invention is adopted the following technical scheme that：A kind of thin-walled is empty
Core pipe heater, it includes
Roll conveying appliance, it includes feeding drive roller wheel, quenching drive roller wheel and discharging drive roller wheel successively, described
Thin-wall hollow pipe is fed forward by roll conveying appliance successively；
Photoelectric detection system, it is arranged at the surface of the roll conveying appliance, and it includes mounting bracket, is arranged on
The first photoelectric detection switch, the second photoelectric detection switch and programmable controller in the mounting bracket,
First photoelectric detection switch is located at the quenching drive roller wheel and is connected end with the feeding drive roller wheel
Top, first photoelectric detection switch sends signal when detecting thin-wall hollow pipe state change,
Second photoelectric detection switch is located at the top of the quenching drive roller wheel, and second photoelectric detection switch exists
Signal is sent when detecting thin-wall hollow pipe state change,
The programmable controller is receiving first photoelectric detection switch and the second photoelectric detection switch sends
After signal, signal is outwards passed out；With
Heating inductor, it is arranged between the quenching drive roller wheel and discharging drive roller wheel, its receive it is described
After the signal that programmable controller is sent, heating is connected in turn or heating is disconnected.
As a kind of preferred embodiment of thin-wall hollow pipe heating device of the present invention, wherein the feeding drive roller wheel
Rotating speed be more than it is described quenching drive roller wheel rotating speed.
As a kind of preferred embodiment of thin-wall hollow pipe heating device of the present invention, wherein the quenching drive roller wheel
Length added for the length of many thin-wall hollow pipes one between first photoelectric detection switch and the second photoelectric detection switch
Half length.
As a kind of preferred embodiment of thin-wall hollow pipe heating device of the present invention, wherein first Photoelectric Detection
Switch and the second photoelectric detection switch are reflection-type photoelectric detection switch, and it, which detects lower section, has during thin-wall hollow pipe the switch to be
" ON " state, does not have thin-wall hollow Guan Shiwei " OFF " state.
As a kind of preferred embodiment of thin-wall hollow pipe heating device of the present invention, wherein the programmable controller
When constantly receiving the signal of " OFF " state, it sends the signal for disconnecting heating or connecting heating in turn, described to compile
Range controller does not send signal when receiving the signal of " ON " state.
The invention also provides a kind of thin-wall hollow pipe heating method using above-mentioned thin-wall hollow pipe heating device, it is adopted
Use following technical scheme：A kind of thin-wall hollow pipe heating method, it includes having the following steps：
First, a waste product thin-wall hollow pipe is put into the feeding drive roller wheel, behind it is successively that qualified thin-walled is empty
Core pipe is put into the feeding drive roller wheel；
2nd, when waste product thin-wall hollow pipe is run to the heating inductor, it is qualified that the first photoelectric detection switch is detected
The end of thin-wall hollow pipe is passed through, and switching signal is changed into OFF state from ON, and programmable controller receives the signal of OFF state
When, it is signaled to the sensing heater and disconnects heating, now waste product thin-wall hollow pipe is in the quenching drive roller wheel
Tail length is the half of distance between two photoelectric detection switch, and now the afterbody of waste product thin-wall hollow pipe without adding
Heat；
3rd, waste product thin-wall hollow pipe is moved on, and the end warp of thin-wall hollow pipe is detected to the second photoelectric detection switch
Out-of-date, switching signal is changed into OFF state from ON, and programmable controller receives OFF state signal, is signaled to the sensing
Heater connects heating, and the head of qualified thin-wall hollow pipe now has had between two photoelectric detection switch apart from half
Length passes through above-mentioned sensing heater；
4th, qualified thin-wall hollow pipe is begun to warm up, and feeding drive roller wheel continues to feed, and the rotating speed of feeding drive roller wheel
More than the rotating speed of quenching drive roller wheel, it is new on thin-wall hollow pipe, rapid advance connect with the afterbody of previous thin-wall hollow pipe
Touch, the switching signal of two photoelectric detection switch is all changed into ON states from OFF, and programmable controller now is receiving signal
When, do not send signal.
5th, the thin-wall hollow pipe on new is moved on, and detecting its end to the first optoelectronic switch detection switch passes through, letter
Number OFF state is changed into from ON, heating inductor disconnects heating；Second photoelectric detection switch detects its end when passing through, signal
When being changed into OFF state from ON, heating inductor connects heating, now the thin-wall hollow pipe at heating inductor, the tail of previous
Portion and the head of latter are not all heated, and the middle part of latter is begun to warm up.
6th, thin-wall hollow pipe continuation feeding, circulation step four and five, the rostral-caudal of every thin-wall hollow pipe is without adding
Heated at heat, middle part.
Compared with prior art, the present invention has the advantages that：
First, it is simple in construction, ingenious in design, it is easy to a wide range of popularization and application.
2nd, without clamping, time and cost of labor are more saved.
3rd, simply, conveniently, improving production efficiency reduces cost of labor to feeding.
4th, laser heating, reduces middle clamping, the time of feeding, production efficiency is greatly improved.
Brief description of the drawings
Fig. 1 is the structural representation of thin-wall hollow pipe heating device of the present invention.
Reference：Roll conveying appliance 10, photoelectric detection system 20, heating inductor 30, feeding drive roller wheel 11, quench
Fiery drive roller wheel 12, discharging drive roller wheel 13, mounting bracket 21, the first photoelectric detection switch 22, the second photoelectric detection switch 23.
Embodiment
The technological means that the present invention is taken and the technique effect reached are illustrated for a progressive step, below in conjunction with accompanying drawing and tool
Body embodiment elaborates.
Reference picture 1, thin-wall hollow pipe heating device of the present invention includes roll conveying appliance 10, the and of photoelectric detection system 20
Heating inductor 30.Wherein roll conveying appliance 10 includes feeding drive roller wheel 11, quenching drive roller wheel 12 and discharging successively
Thin-wall hollow pipe is fed forward by drive roller wheel 13, roll conveying appliance 10 successively.The rotating speed of the feeding drive roller wheel 11 is remote
More than it is described quenching drive roller wheel 12 rotating speed, it is ensured that just on thin-wall hollow pipe quickly with continuous moving thin-wall hollow above
Pipe connects together.
Photoelectric detection system 20 is arranged at the surface of the roll conveying appliance 10, and it includes mounting bracket 21, set
Put the first photoelectric detection switch 22, the second photoelectric detection switch 23 and programmable controller in the mounting bracket 21 (not
Draw).The photoelectric detection switch 23 of first photoelectric detection switch 22 and second is reflection-type photoelectric detection switch, and it is detected
Switch is " ON " state when there is thin-wall hollow pipe lower section, does not have thin-wall hollow Guan Shiwei " OFF " state.The programmable controller
When constantly receiving the signal of " OFF " state, it sends the signal for disconnecting heating or connecting heating in turn, described to compile
Range controller does not send signal when receiving the signal of " ON " state.Also, the length of the quenching drive roller wheel 12 is many
The length of root thin-wall hollow pipe adds the length of half between the photoelectric detection switch 23 of the first photoelectric detection switch 22 and second
Degree.So as to ensure the middle heating of thin-wall hollow pipe, two ends are not heated, while the length that two ends are not heated is the first Photoelectric Detection
The length of half between the photoelectric detection switch 23 of switch 22 and second.
In another embodiment, the end of preceding thin-wall hollow pipe is quenchless plus the head end of rear root thin-wall hollow pipe
Length sum is the distance between two photoelectric detection switch, therefore can adjust the length of quenching drive roller wheel, so as to ensure
Do not quenched in the certain length of thin-wall hollow pipe two ends end and middle quenching.
First photoelectric detection switch 22 is located at the quenching drive roller wheel 12 and is connected with the feeding drive roller wheel 11
The top of end, first photoelectric detection switch 22 sends signal when detecting thin-wall hollow pipe state change；Described
Two photoelectric detection switch 23 be located at it is described quenching drive roller wheel 12 top, second photoelectric detection switch 23 detect it is thin
Signal is sent during wall hollow pipe state change.The programmable controller is receiving first photoelectric detection switch 22 and
After the signal that two photoelectric detection switch 23 are sent, signal is sent to heating inductor 30.Heating inductor 30 is arranged at described quench
13 between fiery drive roller wheel 12 and discharging drive roller wheel, it is after the signal that the programmable controller is sent is received, in turn
Connect heating or disconnect heating.
Present invention also offers a kind of heating means of thin-wall hollow pipe, it comprises the following steps：
First, a waste product thin-wall hollow pipe is put into the feeding drive roller wheel, behind it is successively that qualified thin-walled is empty
Core pipe is put into the feeding drive roller wheel；
2nd, when waste product thin-wall hollow pipe is run to the heating inductor, it is qualified that the first photoelectric detection switch is detected
The end of thin-wall hollow pipe is passed through, and switching signal is changed into OFF state from ON, and programmable controller receives the signal of OFF state
When, it is signaled to the sensing heater and disconnects heating, now waste product thin-wall hollow pipe is in the quenching drive roller wheel
Tail length is the half of distance between two photoelectric detection switch, and now the afterbody of waste product thin-wall hollow pipe without adding
Heat；
3rd, waste product thin-wall hollow pipe is moved on, and the end warp of thin-wall hollow pipe is detected to the second photoelectric detection switch
Out-of-date, switching signal is changed into OFF state from ON, and programmable controller receives OFF state signal, is signaled to the sensing
Heater connects heating, and the head of qualified thin-wall hollow pipe now has had between two photoelectric detection switch apart from half
Length passes through above-mentioned sensing heater；
4th, qualified thin-wall hollow pipe is begun to warm up, and feeding drive roller wheel continues to feed, and the rotating speed of feeding drive roller wheel
More than the rotating speed of quenching drive roller wheel, it is new on thin-wall hollow pipe, rapid advance connect with the afterbody of previous thin-wall hollow pipe
Touch, the switching signal of two photoelectric detection switch is all changed into ON states from OFF, and programmable controller now is receiving signal
When, do not send signal.
5th, the thin-wall hollow pipe on new is moved on, and detecting its end to the first optoelectronic switch detection switch passes through, letter
Number OFF state is changed into from ON, heating inductor disconnects heating；Second photoelectric detection switch detects its end when passing through, signal
When being changed into OFF state from ON, heating inductor connects heating, now the thin-wall hollow pipe at heating inductor, the tail of previous
Portion and the head of latter are not all heated, and the middle part of latter is begun to warm up.
6th, thin-wall hollow pipe continuation feeding, circulation step four and five, the rostral-caudal of every thin-wall hollow pipe is without adding
Heated at heat, middle part.
The description with certain particularity detailed enough has been carried out to the present invention above.Ordinary skill in art
Personnel are it should be understood that what the description in embodiment was merely exemplary, before without departing from true spirit and scope of the present invention
Put make it is all change should all belong to protection scope of the present invention.Scope of the present invention is by described power
What sharp claim was defined, rather than limited by the foregoing description in embodiment.
Claims (6)
1. a kind of thin-wall hollow pipe heating device, it is characterised in that：It includes
Roll conveying appliance, it includes feeding drive roller wheel, quenching drive roller wheel and discharging drive roller wheel, the disk roller successively
Thin-wall hollow pipe is fed forward by conveying device successively；
Photoelectric detection system, it is arranged at the surface of the roll conveying appliance, its include mounting bracket, be arranged on it is described
The first photoelectric detection switch, the second photoelectric detection switch and programmable controller in mounting bracket,
First photoelectric detection switch is located at the top that the quenching drive roller wheel is connected end with the feeding drive roller wheel,
First photoelectric detection switch sends signal when detecting thin-wall hollow pipe state change,
Second photoelectric detection switch is located at the top of the quenching drive roller wheel, and second photoelectric detection switch is in detection
Signal is sent during to thin-wall hollow pipe state change,
The programmable controller is receiving the signal that first photoelectric detection switch and the second photoelectric detection switch are sent
Afterwards, signal is outwards passed out；With
Heating inductor, it is arranged between the quenching drive roller wheel and discharging drive roller wheel, and it described can be compiled receiving
After the signal that range controller is sent, heating is connected in turn or heating is disconnected.
2. thin-wall hollow pipe heating device according to claim 1, it is characterised in that：The rotating speed of the feeding drive roller wheel
More than the rotating speed of the quenching drive roller wheel.
3. thin-wall hollow pipe heating device according to claim 1, it is characterised in that：The length of the quenching drive roller wheel
The length of half between first photoelectric detection switch and the second photoelectric detection switch is added for the length of many thin-wall hollow pipes
Degree.
4. thin-wall hollow pipe heating device according to claim 1, it is characterised in that：First photoelectric detection switch and
Second photoelectric detection switch is reflection-type photoelectric detection switch, and it is " ON " shape that it, which detects switch when there is thin-wall hollow pipe lower section,
State, does not have thin-wall hollow Guan Shiwei " OFF " state.
5. thin-wall hollow pipe heating device according to claim 4, it is characterised in that：The programmable controller is continuous
When ground receives the signal of " OFF " state, it sends the signal for disconnecting heating or connecting heating, the PLC technology in turn
Device does not send signal when receiving the signal of " ON " state.
6. a kind of thin-wall hollow pipe heating method using thin-wall hollow pipe heating device as claimed in claim 1, its feature exists
In：It includes having the following steps：
First, a waste product thin-wall hollow pipe is put into the feeding drive roller wheel, behind successively by qualified thin-wall hollow pipe
It is put into the feeding drive roller wheel；
2nd, when waste product thin-wall hollow pipe is run to the heating inductor, the first photoelectric detection switch detects qualified thin-walled
The end of hollow pipe is passed through, and switching signal is changed into OFF state from ON, when programmable controller receives the signal of OFF state, hair
Go out signal and disconnect heating to the sensing heater, now afterbody of the waste product thin-wall hollow pipe in the quenching drive roller wheel is long
Spend for the half of distance between two photoelectric detection switch, and now the afterbody of waste product thin-wall hollow pipe without heating；
3rd, waste product thin-wall hollow pipe is moved on, when the end for detecting thin-wall hollow pipe to the second photoelectric detection switch is passed through,
Switching signal is changed into OFF state from ON, and programmable controller receives OFF state signal, is signaled to the sensing heating
Device connects heating, and there has been the length apart from half between two photoelectric detection switch on the head of qualified thin-wall hollow pipe now
By above-mentioned sensing heater；
4th, qualified thin-wall hollow pipe is begun to warm up, and feeding drive roller wheel continues to feed, and the rotating speed of feeding drive roller wheel is more than
Quench the rotating speed of drive roller wheel, it is new on thin-wall hollow pipe, rapid advance be in contact with the afterbody of previous thin-wall hollow pipe, two
The switching signal of individual photoelectric detection switch is all changed into ON states from OFF, and programmable controller now is not sent out when receiving signal
Go out signal；
5th, the thin-wall hollow pipe on new is moved on, and detecting its end to the first optoelectronic switch detection switch passes through, signal by
ON is changed into OFF state, and heating inductor disconnects heating；Second photoelectric detection switch detects its end when passing through, and signal is by ON
When being changed into OFF state, heating inductor connects heating, the now thin-wall hollow pipe at heating inductor, the afterbody of previous and
The head of latter is not all heated, and the middle part of latter is begun to warm up；
6th, thin-wall hollow pipe continues feeding, circulation step four and five, the rostral-caudal of every thin-wall hollow pipe without heating,
Heated at middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037567.5A CN105567941B (en) | 2016-01-20 | 2016-01-20 | A kind of thin-wall hollow pipe heating device and its heating means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037567.5A CN105567941B (en) | 2016-01-20 | 2016-01-20 | A kind of thin-wall hollow pipe heating device and its heating means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105567941A CN105567941A (en) | 2016-05-11 |
| CN105567941B true CN105567941B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610037567.5A Active CN105567941B (en) | 2016-01-20 | 2016-01-20 | A kind of thin-wall hollow pipe heating device and its heating means |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05320745A (en) * | 1992-05-26 | 1993-12-03 | Daido Steel Co Ltd | Device for purging in-pipe gas in atmospheric heat treatment furnace for straight pipe |
| JP4169635B2 (en) * | 2002-11-20 | 2008-10-22 | トピー工業株式会社 | Method of partial heat treatment of heat treatment member |
| CN103648807B (en) * | 2011-09-14 | 2017-03-29 | 株式会社威泰克 | The manufacture method of hollow component and hollow component |
| CN204211779U (en) * | 2014-11-06 | 2015-03-18 | 天津前云东方能源科技有限公司 | A kind of expansion pipe thermal treatment unit |
| CN205528931U (en) * | 2016-01-20 | 2016-08-31 | 盐城高周波热炼有限公司 | Thin wall hollow pipe heating device |
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2016
- 2016-01-20 CN CN201610037567.5A patent/CN105567941B/en active Active
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| CN105567941A (en) | 2016-05-11 |
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Address after: 224100 No. 158 Zhang Jian Road, Dafeng Economic Development Zone, Yancheng City, Jiangsu Patentee after: YANCHENG NETUREN CO., LTD. Address before: 224100 No. 158 Zhang Jian Road, Dafeng Economic Development Zone, Yancheng City, Jiangsu Patentee before: YANCHENG NETUREN CO., LTD. |