CN102865740A - Annealing furnace - Google Patents
Annealing furnace Download PDFInfo
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- CN102865740A CN102865740A CN201210317989XA CN201210317989A CN102865740A CN 102865740 A CN102865740 A CN 102865740A CN 201210317989X A CN201210317989X A CN 201210317989XA CN 201210317989 A CN201210317989 A CN 201210317989A CN 102865740 A CN102865740 A CN 102865740A
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Abstract
The invention relates to an annealing furnace, which comprises a furnace body, a heating mechanism and a feeding mechanism, wherein a furnace cavity is formed on the furnace body; a feeding port is arranged at one end of the furnace cavity, and a blanking channel is formed at the end opposite to the feeding port in the furnace cavity to drop out material; the heating mechanism is used for heating the material in the furnace cavity; the feeding mechanism is detachably arranged at the end of the feeding port of the furnace cavity; the feeding mechanism comprises a guiding bracket, a jacking piece and a pushing piece; the material is accommodated in the guiding bracket; a contraposition frame is arranged on the guiding bracket; the jacking piece jacks the material in the guiding bracket into the contraposition frame; the pushing piece pushes the material in the contraposition frame into the furnace cavity, and at the same time shoves the material in the furnace cavity so that the material is dropped out of the blanking channel. According to the invention, the feeding mechanism of the annealing furnace facilitates material feeding of the annealing furnace, and through feeding at one end and discharging at the other end, the material can be continuously pushed in and jacked out, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of Equipment for Heating Processing, relate in particular to a kind of annealing furnace.
Background technology
Annealing is a common technology in the mechanical processing process, in order to reach certain specific character, improves its plasticity such as the hardness that reduces workpiece, and workpiece need to keep a period of time through after the heating, and then slow cooling is to obtain this kind performance.Annealing furnace is indispensable process equipment in the annealing processing.Existing annealing furnace automaticity is not high, normally first the burner hearth of the flue in the annealing furnace from annealing furnace taken out, workpiece pack into to flue, then flue is inserted in the burner hearth, heating after being heated to preset temperature and keeping the regular hour, is withdrawed from the burner hearth of flue from annealing furnace, workpiece is taken out in flue, what adopt such as Chinese patent the 200520132586.3rd is exactly technique scheme again.This kind annealing furnace can not continuous feed and charging inconvenient, automaticity is not high, has greatly affected the working (machining) efficiency of workpiece.
Summary of the invention
In view of the above, the present invention is necessary to provide the annealing furnace that a kind of charging is convenient, improve working (machining) efficiency.
A kind of annealing furnace, comprise body of heater, heating arrangements and feeding mechanism, offer burner hearth on the body of heater, one end of burner hearth is feeding mouth, on the body of heater relatively an end of feeding mouth offer blanking channel and drop out for material, heating arrangements is in order to heating material in the burner hearth, feeding mechanism is arranged on an end of burner hearth feeding mouth separably, feeding mechanism comprises the guide frame, liftout spare and pusher part, content material in the guide frame is provided with para-frame on the guide frame, and liftout spare heads into the material in the guide frame to para-frame, described pusher part is pushed into the material in the para-frame in the flue, simultaneously the material in the burner hearth is pushed and is dropped out from blanking channel.
Wherein, be formed with spaced walls between described blanking frame and the para-frame, described spaced walls is formed with involute surface in a side of blanking frame, so that material rolls in the para-frame after by the jacking of liftout spare.
Wherein, described guide frame comprises flitch, guide passage, and described upper flitch is placed material and roll into described guide passage under being pushed, and material enters the blanking frame along the downslide of guide passage under deadweight.
Wherein, the bottom surface of described blanking frame offers the piston that the jacking hole cooperates described liftout spare.
Wherein, described heating arrangements is gas heating mechanism, comprises fuel gas mechanism, combustion-supporting mechanism, nozzles and starter gate valve, fuel gas mechanism is connected described nozzles with combustion-supporting mechanism, and fuel gas mechanism provides combustion gas, and combustion-supporting mechanism provides combustion-supporting gas, start nozzles by pneumatic operated valve, to heating in the burner hearth.
Wherein, described heating arrangements is electric lotus root heating arrangements, by electric lotus root heating arrangements to heating material in the burner hearth.
Wherein, be provided with flue in the described burner hearth, be provided with stock guide in the flue, offer deflector chute on the stock guide.
Wherein, described annealing furnace comprises UTILIZATION OF VESIDUAL HEAT IN mechanism, UTILIZATION OF VESIDUAL HEAT IN mechanism comprises heat conduction case and discharge door, the heat conduction case is arranged on the bottom of body of heater, the heat conduction case is communicated with described blanking channel, offers blanking port on the tank wall of the relative blanking channel of heat conduction case, and the blanking port place is provided with described discharge door, the heat conduction housing-case is established the pipeline that helps fuel gas mechanism, so that pipeline absorbs heat and utilizes waste heat.
Wherein, described annealing furnace comprises control system, controls the action of described heating arrangements, UTILIZATION OF VESIDUAL HEAT IN mechanism and feeding mechanism.
Wherein, a plurality of temperature detection parts are set in the described burner hearth, the temperature detection part is connected to display list, immediately to read the real-time temperature in the burner hearth.
Annealing furnace of the present invention is by arranging described feeding mechanism, and charging is convenient, and by the endfeed at annealing furnace, other end discharging can realize that material pushes continuously and ejects, and automaticity is high, has alleviated the amount of labour, has greatly improved working (machining) efficiency.
Description of drawings
Fig. 1 is the overall structure schematic diagram of preferred embodiment annealing furnace of the present invention;
Fig. 2 is the schematic cross-section of the body of heater A-A direction of annealing furnace shown in Figure 1;
Fig. 3 is the schematic cross-section of the body of heater B-B direction of heating furnace shown in Figure 1;
Fig. 4 is the schematic cross-section of the body of heater C-C direction of heating furnace shown in Figure 1;
Fig. 5 is the structural representation of the feeding mechanism of heating furnace shown in Figure 1;
Fig. 6 is the structural representation of the body of heater of another preferred embodiment heating furnace.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with drawings and Examples annealing furnace of the present invention is described in further detail.
See also Fig. 1, preferred embodiment annealing furnace of the present invention comprises body of heater 10, heating arrangements 20, UTILIZATION OF VESIDUAL HEAT IN mechanism 30 and feeding mechanism 40.Heating arrangements 20 and UTILIZATION OF VESIDUAL HEAT IN mechanism 30 are set on the body of heater 10; Object heating in 20 pairs of bodies of heater of heating arrangements 10; Waste gas after 30 pairs of burnings of UTILIZATION OF VESIDUAL HEAT IN mechanism leads to take full advantage of waste heat; Feeding mechanism 40 is arranged on an end of body of heater 10 separably, in order to material is pushed object in the body of heater 10 continuously.
In conjunction with consulting Fig. 2 and Fig. 3, described body of heater 10 comprises body 11, flue 12 and fire door 13.Offer burner hearth 111 and blanking channel 112 on the body 11.Described burner hearth 111 connects the two ends of body 11, and an end of burner hearth 111 forms feeding mouth 113.Described blanking channel 112 is opened in an end of relative feeding mouth 113, and blanking channel 112 is opened in the bottom surface of body 11 and is communicated with described burner hearth 111.Described flue 12 is arranged in the described burner hearth 111, and flue 12 1 ends are arranged on described feeding mouth 113, and the other end is in abutting connection with described blanking channel 112.
Please in conjunction with consulting Fig. 4, the top of burner hearth 111 is domes, and the brick of building at burner hearth 111 tops is fan-shaped array, and than traditional flat block structure, the refractory brick that is built into these domes is difficult for getting loose.Described flue 12 roofs also are domes accordingly, to cooperate roof of the furnace.Further, for the ease of pusher, also be provided with stock guide 121 in this flue 12.Offer deflector chute 122 on the stock guide 121, in order to place material and can slide along deflector chute 122 for material.In the present embodiment, the upper surface of stock guide 121 offers two deflector chutes 122 that roughly are " V " type.Deflector chute 122 is not limited to " V " type, can also be rectangle, deep-slotted chip breaker etc.
Described fire door 13 is arranged on the two ends of body 11, can be hinged on the body 11, is used for the two ends of closed furnace 111.After fire door 13 sealings of feeding mouth 113 ends, can not charging.Relatively can offer on the fire door 13 of feeding mouth 113 1 ends and see fiery window (not shown), when needs are watched, open and see fiery window, to check the heating situation in the burner hearth 111.
In conjunction with consulting Fig. 3 and Fig. 4, nozzles 23 are installed on the both sides, body 11 front and back and relatively install in twos.Each nozzles 23 1 end connects described combustion gas arm 213 and combustion-supporting gas branch pipe 223, and the other end stretches in the burner hearth 111 and has the gap of certain Gong flame combustion with flue 12.So, the combustion gas in the combustion-supporting gas in each combustion gas arm 213 and the combustion-supporting gas branch pipe 223 is implemented in combustion gas and combustion-supporting gas in burner hearth 111 interior mixed combustions by nozzles 23 guiding, thereby to flue 12 heating in the burner hearth 111.Each nozzles 23 is by corresponding described starter gate valve 24 control igniting.Described starter gate valve 24 adopts the electromagnetic ignition valve, and it is controlled by control system.In order to regulate the corresponding proportionate relationship of combustion air current amount and gas flow, but Set scale control valve on the nozzles 23 is regulated the ratio of combustion air current amount and gas flow, so that combustion-supporting gas and combustion gas are fully burnt.And, also be provided with independently the gas flow switch on each combustion gas arm 213 or the combustion-supporting gas branch pipe 223, with gas flow in the control shop.
Please in conjunction with consulting Fig. 1 and Fig. 2, UTILIZATION OF VESIDUAL HEAT IN mechanism 30 comprises heat conduction case 31 and discharge door 32.Heat conduction case 31 is arranged on the bottom of body 11, and heat conduction case 31 covers are established the discharge end of described blanking channel 112, are communicated with described blanking channel 112, derive in order to the waste gas after will burning.Offer blanking port 311 on the tank wall of heat conduction case 31 relative blanking channels 112, blanking port 311 places are provided with described discharge door 32, so that blanking port 311 is opened or closed.On the heat conduction case 31 relatively an end of blanking port 311 offer thermovent 312 so that waste gas residual heat sheds from the thermovent 312 of heat conduction case 31.In order to take full advantage of waste heat, heat conduction case 31 sheathed combustion-supporting gas branch pipes 223 are so that waste heat can conduct to 223 pairs of combustion-supporting gas heating of combustion-supporting gas branch pipe.
Described feeding mechanism 40 comprises carrying platform 41, hoistable platform 42, guide frame 43, liftout spare 44 and pusher part 45.The described hoistable platform 42 of carrying on the described carrying platform 41.The bottom of carrying platform 41 can arrange roller 411, so that feeding mechanism 40 can integrally move.In conjunction with consulting Fig. 5, an end of the feeding mouth 113 of body of heater 10 can arrange guide rail 46 and cooperate described roller 411, so that feeding mechanism 40 can move relative to body of heater 10.Carry described guide frame 43, liftout spare 44 and pusher part 45 on the described hoistable platform 42, so that relatively integrally lifting of carrying platform 41 of three.Described guide frame 43 comprises flitch 431, guide passage 432, blanking frame 433 and para-frame 434.Described upper flitch 431 is in order to place material and roll into described guide passage 432 under pushing; Described guide passage 432 is ramp way, and material can be glided along guide passage 432 under deadweight; Described blanking frame 433 is connected to the lower end of guide passage 432, so that the material that skids off from guide passage 432 directly enters blanking frame 433.One side of described blanking frame 433 relative guide passages 432 is provided with described para-frame 434, and and para-frame 434 between be formed with a spaced walls 435.This spaced walls 435 is used for avoiding material directly to slip into para-frame 434, the frictional force when so reducing para-frame 434 interior materials entering burner hearth 111 under pusher part 45 promotes.Spaced walls 435 is formed with involute surface 436 in a side of blanking frame 433, and the bore to involute surface 436 tops becomes large to blanking frame 433 gradually in the bottom of involute surface 436.The bottom surface of this blanking frame 433 offers jacking hole 437, is used for cooperating described liftout spare 44.By liftout spare 44 jacking materials, and so that the center of gravity of material is leaned on the side to involute surface 436, so when material jacking during to certain altitude, can roll into to described para-frame 434.Described para-frame 434 is used for the material of burner hearth 111 accommodating to be pushed to, one end of para-frame 434 is provided with described pusher part 45, a relative end offers registration holes 438, the described deflector chute 122 of registration holes 438 corresponding matching is so that the material in the para-frame 434 can enter deflector chute 122 under the promotion of pusher part 45.Described liftout spare 44 is contained in material in the described blanking frame 433 in order to jacking, and material can be entered in the para-frame 434; The material that described pusher part 45 is used for will being contained in the para-frame 434 pushes in the flue 12; Described liftout spare 44 and pusher part 45 comprise respectively body and are connected on the body the relatively flexible piston of body.Described liftout spare 44 and pusher part 45 all can adopt cylinder.In the present embodiment, described guide frame 43 is combined with described liftout spare 44 and described pusher part 45 accordingly for two of being oppositely arranged, each guide frame 43.
Described annealing furnace further comprises control system, be used for controlling the action of described heating arrangements 20, UTILIZATION OF VESIDUAL HEAT IN mechanism 30 and feeding mechanism 40, comprise fuel gas source 211 On/Off of controlling fuel gas mechanism 21, the combustion-supporting source of the gas 221 of combustion-supporting mechanism 22 is opened or is closed the igniting of 24 pairs of nozzles 23 of starter gate valve/close; The automatic opening/closing of the discharge door 32 of UTILIZATION OF VESIDUAL HEAT IN mechanism 30.The liftout spare 44 of feeding mechanism 40 and the sequence of movement of pusher part 45 etc.Described control system is controlled all parts sequence of movement of annealing furnace, can adopt PLC program or microcomputor program.As, pushing a batch materials spare to flue 12, close fire door 13, after the default time is finished and is incubated in heating, open fire door 13, startup liftout spare 44 and pusher part 45 push the next group material and enter flue 12.Described control system comprises electrical control cubicles 51, and some buttons 52 and some display lists or display lamp 53 are set on the electrical control cubicles 51.Button 52 is controlled the On/Off of each mechanism action in order to correspondence, described display list or display lamp 53 are with parameter or safety alarm demonstrations such as the time of reading, temperature, as by a plurality of temperature detection parts are set at burner hearth 111, and be connected to display list 53 by line 54, then can read the real-time temperature in the burner hearth 111; By pressure detecting instrument is set, can by detecting the operation conditions of each mechanism, if mechanism's appearance is undesired, then reach alarm.
During above-mentioned annealing furnace work, feeding mechanism 40 moves to a side of described body of heater 10, opens the fire door 13 of feeding mouth 113 ends, and the registration holes 438 of feeding mechanism 40 cooperates described deflector chute 122; The feeding mechanism action, material is inserted flitch 431 and is pushed guide passage 432 and roll into blanking frame 433, described liftout spare 44 jacking materials enter in the para-frame 434, described pusher part 45 promotes material and enters in the flue 12, so, to fill up material in the flue 12, remove feeding mechanism 40 and close fire door 13.Start heating arrangements 20, the fuel gas source 211 of fuel gas mechanism 21 is opened and the combustion-supporting source of the gas 221 of combustion-supporting mechanism 22 is opened, and to flue 12 heating, is heated to preset temperature and keeps a period of time, closes heating arrangements 20; Then feeding mechanism 40 is moved to a side of described body of heater 10, open the fire door 13 of feeding mouth 113 ends, the feeding mechanism action, the material that newly advances flue 12 ejects flue 12 interior heat-treatment materials, material falls along blanking channel 112, described discharge door 32 is opened accordingly during the whereabouts, and without blanking the time, discharge door 32 is closed.Then will fill up new material in the flue 12, remove feeding mechanism 40 and close fire door 13, start heating arrangements 20, so circulation is to the material annealing in process.
Described material comprises that iron, copper etc. need the metal material of heats forged, and material can be the erose material design of strip-shaped materials or globular material and other.
Can expect that described heating arrangements 20 can be electric lotus root heating arrangements, sees also Fig. 6, electric lotus root heating arrangements 60 is arranged on the periphery of flue 12, by electric lotus root heating arrangements flue 12 is heated, thereby to the heating material in the flue 12.So, described UTILIZATION OF VESIDUAL HEAT IN mechanism 30 can improve or omit, and only sets out bin gate in blanking channel 112 exits and gets final product.
Can expect that described body of heater 10 is interior can to arrange cooling system, cooling system temperature-fall period effect after the heating material insulation.
Can expect that described flue 12 can omit, by getting final product at the burner hearth 111 interior stock guides 121 that arrange.
To sum up, annealing furnace of the present invention is by arranging described feeding mechanism 40, and charging is convenient, and by the endfeed at body of heater 10, other end discharging can realize that material pushes continuously and ejects, and automaticity is high, alleviate the amount of labour, greatly improved working (machining) efficiency.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1. annealing furnace, comprise body of heater, heating arrangements and feeding mechanism, it is characterized in that: offer burner hearth on the body of heater, one end of burner hearth has feeding mouth, the interior relatively end of feeding mouth of burner hearth offers blanking channel and drops out for material, heating arrangements is in order to heating material in the burner hearth, feeding mechanism is arranged on an end of burner hearth feeding mouth separably, feeding mechanism comprises the guide frame, liftout spare and pusher part, be provided with blanking frame and para-frame on the guide frame, liftout spare heads into the material in the blanking frame to para-frame, and described pusher part is pushed into the material in the para-frame in the burner hearth, and the material in the burner hearth is pushed and dropped out from blanking channel.
2. annealing furnace as claimed in claim 1, it is characterized in that: be formed with spaced walls between described blanking frame and the para-frame, described spaced walls is formed with involute surface in a side of blanking frame, so that material rolls in the para-frame after by the jacking of liftout spare.
3. annealing furnace as claimed in claim 1 or 2, it is characterized in that: described guide frame comprises flitch, guide passage, and described upper flitch is placed material and roll into described guide passage under being pushed, and material glides along the guide passage under deadweight and enters the blanking frame.
4. annealing furnace as claimed in claim 3, it is characterized in that: the bottom surface of described blanking frame offers the piston that the jacking hole cooperates described liftout spare.
5. annealing furnace as claimed in claim 1, it is characterized in that: described heating arrangements is gas heating mechanism, comprise fuel gas mechanism, combustion-supporting mechanism, nozzles and starter gate valve, fuel gas mechanism is connected described nozzles with combustion-supporting mechanism, fuel gas mechanism provides combustion gas, combustion-supporting mechanism provides combustion-supporting gas, starts nozzles by pneumatic operated valve, to heating in the burner hearth.
6. annealing furnace as claimed in claim 1, it is characterized in that: described heating arrangements is electric lotus root heating arrangements, by electric lotus root heating arrangements to heating material in the burner hearth.
7. such as claim 5 or 6 described annealing furnaces, it is characterized in that: be provided with flue in the described burner hearth, be provided with stock guide in the flue, offer deflector chute on the stock guide.
8. annealing furnace as claimed in claim 5, it is characterized in that: described annealing furnace also comprises UTILIZATION OF VESIDUAL HEAT IN mechanism, UTILIZATION OF VESIDUAL HEAT IN mechanism comprises heat conduction case and discharge door, the heat conduction case is arranged on the bottom of body of heater, the heat conduction case is communicated with described blanking channel, offers blanking port on the tank wall of the relative blanking channel of heat conduction case, and the blanking port place is provided with described discharge door, the heat conduction housing-case is established the pipeline that helps fuel gas mechanism, so that pipeline absorbs heat and utilizes waste heat.
9. annealing furnace as claimed in claim 8, it is characterized in that: described annealing furnace comprises control system, controls the action of described heating arrangements, UTILIZATION OF VESIDUAL HEAT IN mechanism and feeding mechanism.
10. annealing furnace as claimed in claim 1, it is characterized in that: a plurality of temperature detection parts are set in the described burner hearth, are provided with display list on the body of heater, the temperature detection part is connected to display list, reads real-time temperature in the burner hearth by display list.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210317989.XA CN102865740B (en) | 2012-08-31 | 2012-08-31 | Annealing furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317989.XA CN102865740B (en) | 2012-08-31 | 2012-08-31 | Annealing furnace |
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| CN102865740A true CN102865740A (en) | 2013-01-09 |
| CN102865740B CN102865740B (en) | 2014-07-30 |
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| CN201210317989.XA Active CN102865740B (en) | 2012-08-31 | 2012-08-31 | Annealing furnace |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107385158A (en) * | 2017-07-03 | 2017-11-24 | 太仓市顺昌锻造有限公司 | It is a kind of can anti-overfeeding annealing furnace feeding device |
| CN107419080A (en) * | 2017-07-03 | 2017-12-01 | 太仓市顺昌锻造有限公司 | A kind of annealing furnace combined type feeding device |
| CN109609732A (en) * | 2018-11-24 | 2019-04-12 | 绍兴上虞正达管业有限公司 | A kind of annealing furnace |
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| JP2508556B2 (en) * | 1991-07-30 | 1996-06-19 | いすゞ自動車株式会社 | Combined annealing and quenching furnace |
| JPH08318337A (en) * | 1995-05-25 | 1996-12-03 | Fujikura Ltd | Method and equipment for discharge treatment of nonmonolithic metal |
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| CN201997991U (en) * | 2011-02-26 | 2011-10-05 | 李德昌 | Full-automatic feeding, cutting and collecting equipment |
| CN102615235A (en) * | 2012-04-23 | 2012-08-01 | 彭亦楚 | Forge heating furnace |
| CN202398772U (en) * | 2012-01-16 | 2012-08-29 | 彭亦楚 | Continuous forging heating furnace |
| CN202881318U (en) * | 2012-08-31 | 2013-04-17 | 肇庆宏旺金属实业有限公司 | Annealing furnace |
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| JP2508556B2 (en) * | 1991-07-30 | 1996-06-19 | いすゞ自動車株式会社 | Combined annealing and quenching furnace |
| JPH08318337A (en) * | 1995-05-25 | 1996-12-03 | Fujikura Ltd | Method and equipment for discharge treatment of nonmonolithic metal |
| CN2308861Y (en) * | 1997-04-17 | 1999-02-24 | 林棋洲 | Stoking mechanism of high temp. fritting furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107385158A (en) * | 2017-07-03 | 2017-11-24 | 太仓市顺昌锻造有限公司 | It is a kind of can anti-overfeeding annealing furnace feeding device |
| CN107419080A (en) * | 2017-07-03 | 2017-12-01 | 太仓市顺昌锻造有限公司 | A kind of annealing furnace combined type feeding device |
| CN107385158B (en) * | 2017-07-03 | 2018-10-19 | 浙江星辉铝轮有限公司 | It is a kind of can anti-overfeeding annealing furnace feeding device |
| CN109609732A (en) * | 2018-11-24 | 2019-04-12 | 绍兴上虞正达管业有限公司 | A kind of annealing furnace |
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| Publication number | Publication date |
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| CN102865740B (en) | 2014-07-30 |
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