CN103411425A - Slide rail chain drive drawer-type heating furnace used for warm forming production - Google Patents

Slide rail chain drive drawer-type heating furnace used for warm forming production Download PDF

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Publication number
CN103411425A
CN103411425A CN2013103202123A CN201310320212A CN103411425A CN 103411425 A CN103411425 A CN 103411425A CN 2013103202123 A CN2013103202123 A CN 2013103202123A CN 201310320212 A CN201310320212 A CN 201310320212A CN 103411425 A CN103411425 A CN 103411425A
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China
Prior art keywords
drawer
furnace
frame
slide rail
heating furnace
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CN2013103202123A
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CN103411425B (en
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胡平
郭威
盈亮
唐行辉
赵曦
常颖
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Dalian University of Technology
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Dalian University of Technology
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Publication of CN103411425B publication Critical patent/CN103411425B/en
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Abstract

The invention discloses a slide rail chain drive drawer-type heating furnace used for warm forming production. The slide rail chain drive drawer-type heating furnace is characterized in that a heating furnace main body comprises a furnace frame, wherein accommodating chambers used for accommodating drawer furnace supporting racks are formed in the furnace frame, and a plurality of drawer furnaces are mounted in the drawer furnace supporting racks; rollers sliding on the furnace frame are arranged on the outer side walls of the drawer furnace supporting racks, and chain transmission devices for controlling the drawer furnace supporting frames to vertically move along the furnace frame by a motor I are connected to the upper ends of the drawer furnace supporting racks; heating pipes are arranged in the drawer furnaces, and vent pipelines communicated with a vacuum pumping and gas protection system are further arranged on the drawer furnaces; and a rack and pinion mechanism which is communicated with a motor II and used for controlling the furnace frame to horizontally move on the a slide rail is arranged at the bottom end of the furnace frame. With the adoption of the a slide rail chain drive drawer-type heating furnace used for the warm forming production, a workpiece can be sufficiently heated to the required temperature in a warm forming production line; and meanwhile, requirements of continuous production rhythms and energy conservation can be met, the production quality and the quality stability are ensured, and the heating furnace has the advantages of simple structure, strong practicability and the like.

Description

A kind of slide rail chain of producing for warm forming moves the drawer type heating furnace
Technical field
The present invention relates to for the hot forming technology of automotive light weight technology high-strength steel sheet and the Warm Forming Technology field of almag, specifically a kind of slide rail chain of producing for warm forming moves the drawer type heating furnace.
Background technology
Warm forming technology (also referred to as the warm deep drawing technology), be a novel advanced manufacturing technology that is specifically designed to shaping high strength stamping parts, the warm forming heating furnace is to guarantee that sheet material fully heats and one of the critical equipment of warm forming product quality and quality stability.For heat forming technology, before punching press, need workpiece temperature is heated within the shortest time 900 ℃ and be incubated more than 3 minutes, make the complete hypostazation difficult to understand of workpiece.Therefore the heating furnace rate of heat addition and preservation and controlling are had to very high requirement.
Domestic and international heating stove and accessory for warm forming is mainly walking-beam furnace rotary roller continuous furnace at present, and its characteristics are that body of heater becomes tunnel type, and the interior mode of heating of stove is generally burning combustible gas heating, infra-red radiation and roller surface transmission of heat by contact and carrys out heated parts.At first, this heating furnace need to have enough length to maintain the enough heat tracing time of plate, and guarantee the requirement of productive temp, so the remarkable shortcoming of heating furnace is that volume is large, heavy and generally irremovable, this has increased the requirement to place to a certain extent; Secondly, walking-beam furnace rotary roller continuous furnace generally heats by burning combustible gas, and not only the thermal efficiency is low for this, and the burnt gas of its generation also can produce certain harm to environment; Again, the structure dismounting and change difficulty of walking-beam furnace rotary roller laser heating furnace tunnel type, can not produce in maintenance, and this will certainly affect production efficiency.That application number is that 200810051502.1 patent discloses is a kind of " warm forming with the rotary hearth heating furnace of energy-efficient stove of the annular end " for warm forming production, this heating furnace is divided into several fan-shaped burner hearths by cylindrical furnace, and heating means are closed continuously rotary heating method.Although but this heating furnace takies the problem that the structure of small volume fan-shaped burner hearth can cause the burner hearth utilization rate to descend, and if one of them fan-shaped body of heater break down, can cause whole heating furnace normally to move.
Summary of the invention
According to the technical problem of above-mentioned proposition, and provide a kind of slide rail chain of producing for warm forming to move the drawer type heating furnace.The invention provides the moving drawer type heating furnace of a kind of energy-efficient slide rail chain, formed by a plurality of drawer type electric furnaces, can realize upper and lower, the beat that side-to-side movement meets production technology of heating furnace.Single drawer stove is all by electrothermal tube heating, pollution-free and the efficiency of heating surface is high, and in stove, temperature realizes that by unified control of attemperating unit furnace temperature is stable; Single drawer stove breaks down and can change easily, affects hardly production efficiency.
The technological means that the present invention adopts is as follows:
A kind of slide rail chain of producing for warm forming moves the drawer type heating furnace, it is characterized in that:
The heating furnace main body comprises grate, in described grate, is provided with the container cavity that takes up frame be used to holding the drawer stove, and described drawer stove takes up in frame a plurality of drawer stoves are installed; The lateral wall that described drawer stove takes up frame is provided with the pulley slided on described grate, and described drawer stove takes up the frame upper end and is connected with and by the motor I, controls described drawer stove and take up the chain gearing that frame moves up and down along described grate; In described drawer stove, be provided with heating tube, on described drawer stove, also be provided with for the vent line vacuumized and gas protection system is connected; The bottom of described grate is provided with the pinion and rack for the described grate side-to-side movement of control on slide rail be connected with the motor II.
As preferably, in described grate, be provided with 2 be arrange side by side be used to holding described drawer stove, take up the container cavity of frame.
Than prior art, compare, grate provided by the invention is removable, highly can adjust, a plurality of drawer stoves are arranged on the drawer stove be arranged in the container cavity of grate both sides and take up on frame, and the drawer stove takes up the chain gearing that frame can be connected to by the step motor control that is arranged on the grate upper end its top and in grate, realizes moving up and down; The hearth inner lining of drawer stove adopts the refractory material sealing, the burner hearth surrounding arranges the electrothermal radiation tube heating, and by the CAE software optimized temperature field, realize the whole reasonable Arrangement of heating tube, be convenient to change, when guaranteeing sealing, also guaranteed heating properties, improved more than 10% than common drawer stove electric furnace efficiency; At the burner hearth rear, be arranged at the pore that vent line communicates, for extracting vacuum or pass into gas with various and control the furnace gas composition; The shell of drawer stove is made by the corrosion resistant plate welding; Have unlatching and the closure of the fire door of drawer stove all to adopt pneumatic type, the lifting of the open and close of fire door and drawer stove and the moment point of side-to-side movement are all controlled by the default technique beat of computer again.
The advantages such as it is easy to adjust that the present invention has installation, abundant to the sheet material heating, and warm forming product quality high stability is strong, the present invention can extensively promote in fields such as warm formings for the foregoing reasons.
The accompanying drawing explanation
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is control system figure of the present invention.
Fig. 2 is the structural representation of heating furnace main body of the present invention.
In figure: 1, heating furnace body 101, motor I 102, motor II 103, grate 104, drawer stove take up frame 105, drawer stove 106, pulley 107, heating tube 108, vent line 109, slide rail 110, pinion and rack 111, chain gearing 2, electric control system 3, computer 4, gas tank 5, air exhauster
The specific embodiment
A kind of slide rail chain of producing for warm forming moves the drawer type heating furnace, as shown in Figure 1, heating furnace main body 1 comprises grate 103, in described grate 103, be provided with the container cavity that takes up frame 104 be used to holding the drawer stove, container cavity is 2, in about distribution, described drawer stove takes up in frame 104 a plurality of drawer stoves 105 is installed in grate 103; The lateral wall that described drawer stove takes up frame 104 is provided with for the pulley 106 slided on described grate 103, and described drawer stove takes up frame 104 upper ends and is connected with and by motor I 101, controls described drawer stove and take up the chain gearing 111 that frame 104 moves up and down along described grate 103; In described drawer stove 105, be provided with heating tube 107, on described drawer stove 105, also be provided with for the vent line 108 vacuumized and gas protection system is connected; The bottom of described grate 103 is provided with the pinion and rack 110 for described grate 103 side-to-side movements of control on slide rail 109 be connected with motor II 102.
The present invention is (as shown in Figure 2) in use, first vent line 108 is communicated with air exhauster 5 and extracts the air in drawer stove 105 and pass into protective gas by gas tank 4, and gas concentration to be protected stops inflation while reaching preset value; Then by 105 heating of drawer stove, regulate in burner hearth when temperature reaches preset temperature and keep constant temperature by the heating power of controlling heating tube; By the control of moving up and down by motor I 101 and 102 pairs of heating furnace bodies of motor II, making each drawer stove can move to same position feeds in raw material, the fire door of drawer stove 105 adopts pneumatic type to open and close, in burner hearth, adopt the refractory material sealing, workpiece heats after a period of time to take out to deliver in diel and carries out punching press, so circulation in burner hearth.
Above process, all by computer 3 pairs of controllers 2, control realization, controller 2 has been realized a series of actions that meet warm forming technique beat such as the feeding of unlatching and closed, workpiece of inflation, movement, heating, insulation, fire door of body of heater and feeding by the operation of controlling electrical equipment.Heating tube 107 in drawer stove 105 of the present invention can take to implement temperature control, local temperature control etc., thus guarantee to promote more than 25% than traditional electric furnace efficiency of heating surface, temperature fluctuation during insulation ± 1.2 ℃, stability promotes more than 50% than the traditional electrical heating furnace.
The above; it is only the preferably specific embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.

Claims (2)

1. a slide rail chain of producing for warm forming moves the drawer type heating furnace, it is characterized in that:
Heating furnace main body (1) comprises grate (103), and described grate is provided with the container cavity that takes up frame (104) be used to holding the drawer stove in (103), and described drawer stove takes up in frame (104) a plurality of drawer stoves (105) are installed; The lateral wall that described drawer stove takes up frame (104) is provided with at the upper pulley (106) slided of described grate (103), and described drawer stove takes up frame (104) upper end and is connected with and by motor I (101), controls described drawer stove and take up the chain gearing (111) that frame (104) moves up and down along described grate (103); In described drawer stove (105), be provided with heating tube (107), on described drawer stove (105), also be provided with for the vent line vacuumized and gas protection system is connected (108); The bottom of described grate (103) is provided with the pinion and rack (110) for control described grate (103) side-to-side movement on slide rail (109) be connected with motor II (102).
2. a kind of moving drawer type heating furnace of slide rail chain of producing for warm forming according to claim 1 is characterized in that: in described grate (103), be provided with 2 be arrange side by side be used to holding described drawer stove, take up the container cavity of frame (104).
CN201310320212.3A 2013-07-26 2013-07-26 Slide rail chain drive drawer-type heating furnace used for warm forming production Expired - Fee Related CN103411425B (en)

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CN103411425B CN103411425B (en) 2014-12-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017074A (en) * 2016-04-29 2016-10-12 胡平 Separated sliding rail type rotary heating furnace structure for warm-hot forming production and production technology thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004018525U1 (en) * 2004-11-26 2005-02-24 Schulz, Günter, Dipl.-Ing. Modular construction kiln for trolley loaded charges has a steel and block construction assembled from prefabricated modules and with metal panel cladding
JP2005344949A (en) * 2004-05-31 2005-12-15 Nidec-Shimpo Corp Kiln for ceramics
CN101624643A (en) * 2008-12-01 2010-01-13 长春伟孚特汽车零部件有限公司 High-temperature nano anti-oxidation decarburizing coating for warm-hot formation of steel plate
CN201767802U (en) * 2010-07-30 2011-03-23 艾合买提·艾比布拉 Drawer-shaped crusty pancake pit
CN201892414U (en) * 2010-07-27 2011-07-06 黄冈市华窑中赢窑炉有限责任公司 High temperature kiln for firing inorganic-bonding 800kV extra-high voltage electrical apparatus porcelain sleeve by reduction flame
CN102935473A (en) * 2012-11-15 2013-02-20 天津市天锻压力机有限公司 Isothermal thermal forming hydraulic machine
CN203432323U (en) * 2013-07-26 2014-02-12 大连理工大学 Slide rail chain-driven drawer type heating furnace for use in warm forming production

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005344949A (en) * 2004-05-31 2005-12-15 Nidec-Shimpo Corp Kiln for ceramics
DE202004018525U1 (en) * 2004-11-26 2005-02-24 Schulz, Günter, Dipl.-Ing. Modular construction kiln for trolley loaded charges has a steel and block construction assembled from prefabricated modules and with metal panel cladding
CN101624643A (en) * 2008-12-01 2010-01-13 长春伟孚特汽车零部件有限公司 High-temperature nano anti-oxidation decarburizing coating for warm-hot formation of steel plate
CN201892414U (en) * 2010-07-27 2011-07-06 黄冈市华窑中赢窑炉有限责任公司 High temperature kiln for firing inorganic-bonding 800kV extra-high voltage electrical apparatus porcelain sleeve by reduction flame
CN201767802U (en) * 2010-07-30 2011-03-23 艾合买提·艾比布拉 Drawer-shaped crusty pancake pit
CN102935473A (en) * 2012-11-15 2013-02-20 天津市天锻压力机有限公司 Isothermal thermal forming hydraulic machine
CN203432323U (en) * 2013-07-26 2014-02-12 大连理工大学 Slide rail chain-driven drawer type heating furnace for use in warm forming production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017074A (en) * 2016-04-29 2016-10-12 胡平 Separated sliding rail type rotary heating furnace structure for warm-hot forming production and production technology thereof
CN106017074B (en) * 2016-04-29 2019-02-12 胡平 A kind of seperated slide rail type rotary heating furnace structure and production technology for warm forming production

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Granted publication date: 20141231

Termination date: 20170726