CN201762398U - Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace - Google Patents
Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace Download PDFInfo
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- CN201762398U CN201762398U CN2010205488038U CN201020548803U CN201762398U CN 201762398 U CN201762398 U CN 201762398U CN 2010205488038 U CN2010205488038 U CN 2010205488038U CN 201020548803 U CN201020548803 U CN 201020548803U CN 201762398 U CN201762398 U CN 201762398U
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Abstract
A bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace relates to a tempering device. The utility model solves problems that the tempering process can not be completed at one time on the conventional bimetallic tape saw blade tempering device, the tempering process has low production efficiency and the energy consumption is great. The tempering device includes a front swivel gear, a box type tempering furnace and a back swivel gear. The utility model increases the efficiency of a production line for saw blades by 5-8 times, greatly reduces energy consumption, and saves a great quantity of energy; it is measured and calculated that the box type tempering furnace has an energy consumption of 60% lower than that of a bell type tempering furnace or a well type tempering furnace, reduces the occupation area over 90%, solves problems of unevenness of temperature inside and outside and on upper portion and bottom portion of the bell type tempering furnace or the well type tempering furnace, non-uniformity of bending stress of the saw blade, easy upwarping of the saw blade, and difficult control of tempering process and quality of the saw blade and difficult maintenance of the device, and cancels tape rewinding process in multiple times of the bell type tempering furnace or the well type tempering furnace.
Description
Technical field
The utility model relates to a kind of tempering heat treatment equipment that is used to produce the bi-metal bandsaw blades product.
Background technology
The main operation of bi-metal bandsaw blades production is thermal treatment, and heat treatment step comprises quenching and tempering.Adopt bell furnace or pit furnace to three static tempering of biscuit saw blade at present both at home and abroad, every jar of needs just can be finished in more than 30 hour.Need repeatedly repeat heating, cooling, also must carry out the both forward and reverse directions rewinding, need to consume a large amount of manpower and materials.Therefore, there is following problem in existing tempering equipment technology: the first, and equipment capacity is low excessively, and energy consumption is big, the production cost height.For example one 60 kilowatts bell-type tempering stove split run turnout only are 2000 meters, and then power consumption is 1000 kilowatts, 100 cubic metres of consumption nitrogen, 20 tons of water consumptions; The second, the tempering retort is inside and outside, a temperature inequality causes saw blade hardness inequality, unbalanced stress to cause saw blade to upwarp up and down, has a strong impact on the saw blade quality product; The 3rd, present tempering equipment can only be produced a single specification saw blade, can not produce the saw blade of many different size width simultaneously; The 4th, labor strength is big, and equipment is difficult to Operation and maintenance.
The utility model content
It is a kind of with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades that the utility model provides, realize the saw blade of many different sizes is finished online dynamic prompt tempering function simultaneously on a production line, solve inside and outside, temperature uneven, the saw blade unbalanced stress up and down of bell furnace or pit furnace, can cause saw blade hardness uneven and upwarp problem.After this patent implement to replace the bell furnace or pit furnace of high energy consumption, can increase substantially production capacity, save a large amount of water, electricity and gas energy and reduce production costs.Owing to improved tempering process, can significantly improve the saw blade product life.Owing to realized on-line automatic tempering, solved operation of equipment and maintenance difficult problem.Reduce significantly to produce simultaneously and take up an area of, improve working strength of workers and maintenance difficulties.
The utility model is also applicable to following field: the online tempering of the utility model on being applied to the bi-metal bandsaw blades backfire product line, also can be applicable to single bi-metal bandsaw blades tempering heat treatment, monometallic bands for band tempering heat treatment, hard alloy band saw blade tempering heat treatment, bimetal composite steel band tempering heat treatment, the tempering heat treatment of various wire rods and the tempering heat treatment of various bands.
The technical scheme that the utility model is taked is:
Input to N unwinding device, tension force damping system, preceding turning device, box tempering stove, back turning device, export orientation device, towing mechanism and N wrap-up that outbound course sets gradually described in the utility model comprising by saw blade with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades; Structure is provided with many heat tunnels in the box tempering stove, preceding turning device comprises a plurality of preceding turning wheels, back turning device comprises a plurality of backs turning wheel, and the decoration form of the decoration form of preceding turning wheel and back turning wheel can make saw blade repeatedly turn back along heat tunnels different in the box tempering stove and move continuously.
A kind of tempering process that utilizes above-mentioned tempering equipment, described processing method adopt saw blade 10 reciprocating and turning-back in box tempering stove 16 transport mode carry out tempering.
The beneficial effects of the utility model are:
The utility model is by being provided with preceding turning device, back turning device, efficiently solve the saw blade of many different sizes can be simultaneously on a tempering heat treatment production line repeatedly reciprocating rotating operating steadily in order and precision be difficult to control problem, and reach technical indicator to N root, the extensive continuous and stable production of any specification saw blade.
Induction preheating oven described in the utility model is owing to adopt the induction rapid heating, and it is long heat-up time to efficiently solve present tempering, and production efficiency is hanged down problem.The induction preheating oven is provided with induction rapid heating, quickly cooling device, can improve the heating and cooling speed of saw blade, more than two kinds of measures can receive the effect that improves production capacity, reduces cost, saves the energy simultaneously.
The online tempering equipment of compositions such as box tempering stove described in the utility model, induction preheating oven, turning device can be integrated on the production line with production processes such as heat-treatment production line quenching, sandblast, cleaning, oven dry, mark, oiling, alignments, form a multi-functional bimetal bandsaw full-automatic heat treatment production line, can produce many, the bi-metal bandsaw blades of various different sizes simultaneously, finish the on-line automatic tempering of N root saw blade.
The saw blade crown hardness of utilizing the utility model to carry out temper reaches HRC66.5-70, can improve saw blade product life about 50%.And the production line efficiency that makes saw blade improves 5-8 doubly, energy consumption reduces significantly, has saved a large amount of energy, will reduce more than 60% according to the box tempering stove of measuring and calculating than bell-type tempering stove or the power consumption of well formula tempering stove, floor space reduces more than 90%, reduces production costs more than 40%.Working strength of workers and Working environment have been improved, solved inside and outside, the temperature uneven problem up and down of bell-type tempering stove or well formula tempering stove furnace temperature, the saw blade stress in bending is inhomogeneous, saw blade is easy to generate the problem of upwarping, having cancelled box tempering stove or the tempering of well formula tempering stove needs repeatedly rewinding operation and has cancelled rewinder equipment, and the problem and the equipment that have solved the control of saw blade tempering process and difficult quality are difficult to maintenance problem.
The effect of described discharging device, deoscillator, preceding turning device, back turning device, guide deflection sheave, material collecting device is that N root saw blade is sent on the heat-treatment production line, tempering equipment of the present utility model and technology are finished the best tempering process of repeatedly online heating and cooling with the operation of repeatedly turning back of N root saw blade.The travelling speed of N root saw blade can be identical, also can be different.Described N is natural number and 1≤N≤12.
Induction preheating oven described in the utility model is arranged on box tempering stove and goes into two ends, and induction heater heats saw blade, the infrared temperature sensor detected temperatures, and cooling gas cools off fast to saw blade.Before saw blade entered box tempering stove inlet, induction heater can improve the rate of heating of saw blade to the saw blade rapid heating, shortens heat-up time.The induction preheating oven is provided with quickly cooling device, enters induction during preheating oven when saw blade leaves box tempering stove, and the speed of cooling of saw blade can be improved in the strong cold saw bar of cold air surface, shortens cooling time.Improve saw blade tempering rate of heating and speed of cooling simultaneously, shorten the hot and cold time, can increase substantially production capacity, reduce cost, save the energy.Box tempering stove is become with instrument temperature control group by many groups resistance wire heating element, supply transformer, tempering stove housing, stove inner thermal insulating layer, orienting lug, protection flue, many thermopairs.The utility model realization N root different size saw blade is finished online Dynamic Tempering function simultaneously on a production line.
The utility model tempering heating novel process is online dynamic prompt tempering novel technique, substitutes the existing static state that falls behind tempering process at a slow speed.Described online dynamic prompt tempering is saw blade has promptly been finished tempering process with the fast speed operation on production line whole process.In order to have satisfied the saw blade performance requriements, online tempering process temperature is 530-570 ℃, and soaking time is 90-100 minute, specifically will be according to material and performance requriements and decide.Bell furnace or pit furnace tempering overlay hundreds of kilogram weight polydisc saw blades in the airtight retort at every turn at present, owing to temperature field between biscuit saw blade levels, the Internal and external cycle is inhomogeneous, can cause saw blade hardness inequality, inferior quality.Adopt online Dynamic Tempering technology, because saw blade moves in the tempering passage and through repeatedly turning back, make the saw blade tempering temperature more uniform and stable, heating for multiple times, cooling Dynamic Tempering process have promptly been finished, solve the saw blade tempering process and be difficult to a control and a temperature inequality, cause quality problems such as hardness inequality, saw blade upwarp, cancelled existing tempering equipment, rewinding equipment and operation, solved large number quipments and keeped in repair difficult problem.Present tempering equipment is many, volume is big, and the equipment power consumption is also big.Adopt online Dynamic Tempering technology, consumption of calorie is less because saw blade is in operation, and can save a large amount of energy.More energy-conservation more than 60% according to the online Dynamic Tempering technology of measuring and calculating than present static tempering process, and can reduce floor space more than 90%, effectively improved working strength of workers and Working environment.Tempering process of the present utility model also can heat the N root saw blade of different size and cooling simultaneously, finishes many bands, different size with stove on-line continuous Dynamic Tempering function.Because the utility model adopts induction preheating oven and the compound heating method of box tempering stove, realize the optimised process of online Dynamic Tempering, the level of quality of saw blade is greatly improved.
The utility model also can be put into this apparatus and process after the quenching process of heat-treatment production line, N is carried out on-line automatic tempering according to bar, and production processes such as sandblast, cleaning, oven dry, mark, oiling, alignment can be integrated on the production line, form a multi-functional bimetal bandsaw full-automatic heat treatment production line, can produce many, the bi-metal bandsaw blades of various different sizes simultaneously.
The utility model equipment and technology also are applicable to the tempering heat treatment of single bi-metal bandsaw blades, the tempering heat treatment of monometallic bands for band, the tempering heat treatment of Wimet bi-metal bandsaw blades, the tempering heat treatment of bimetal composite steel band, the tempering heat treatment of various wire rods and the tempering heat treatment of other various bands.
Description of drawings
Fig. 1 is an one-piece construction vertical view of the present utility model, Fig. 2 is a whole front view of the present utility model, Fig. 3 is one-piece construction vertical view of the present utility model (wrap-up 27 turns to layout), Fig. 4 is one-piece construction vertical view of the present utility model (unwinding device 1 and wrap-up 27 all turn to layout), and Fig. 5 is one-piece construction vertical view of the present utility model (unwinding device 1 and wrap-up 27 all turn to layout); Fig. 6 a is the A-A sectional view of Fig. 1, and Fig. 6 b is the W portion enlarged view of Fig. 6 a; Fig. 7 a is the A-A sectional view (circle spiral induction heater) of Fig. 1, and Fig. 7 b is the B-B sectional view (special-shaped spiral induction heater) of Fig. 1, and Fig. 7 c is the C portion enlarged view among Fig. 7 b, and Fig. 7 d is the left view of Fig. 7 c.
Embodiment
Embodiment one: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 a～6b, Fig. 7 a～～7d shown in, present embodiment inputs to N unwinding device 1, tension force damping system 3, preceding turning device 7, box tempering stove 16, back turning device 18, export orientation device 20, towing mechanism 23 and N wrap-up 27 that outbound course sets gradually described comprising by saw blade with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades; Structure is provided with many heat tunnels 17 in the box tempering stove 16, preceding turning device 7 comprises a plurality of preceding turning wheels, back turning device 18 comprises a plurality of backs turning wheel, and the decoration form of the decoration form of preceding turning wheel and back turning wheel can make saw blade 10 repeatedly turn back along different heat tunnel in the box tempering stove 16 and move continuously.
The described N of a present embodiment unwinding device 1 includes unwinding device position-limited wheel 2; The described towing mechanism 23 of present embodiment comprises control hand wheel 24, traction drive mechanism 25, and a described N wrap-up 27 includes wrap-up position-limited wheel 26.
Embodiment two: as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, turning wheel 7-1 before turning device 7 comprised first before present embodiment was described, turning wheel 7-2 before second, turning wheel 7-3 and two front limit wheels 9 before the 3rd, from overlooking direction, turning wheel 7-1 before first, turning wheel 7-2 and the 3rd preceding turning wheel 7-3 are triangularly arranged before second, two front limit wheels 9 are arranged on by the first preceding turning wheel 7-1, there is N disk at the trilateral middle part that turning wheel 7-3 constitutes before the turning wheel 7-2 and the 3rd before second on the turning wheel before each in above-mentioned three preceding turning wheels; Described back turning device 18 comprises the first back turning wheel 18-1, the second back turning wheel 18-2, the 3rd back turning wheel 18-3, position-limited wheel 12 behind the 4th back turning wheel 18-4 and four, from overlooking direction, the first back turning wheel 18-1, the second back turning wheel 18-2, the 3rd back turning wheel 18-3 and the 4th back turning wheel 18-4 are trapezoidal layout, position-limited wheel 12 is arranged on by the first back turning wheel 18-1 after four, the second back turning wheel 18-2, there is N disk at the trapezoidal middle part that the 3rd back turning wheel 18-3 and the 4th back turning wheel 18-4 constitute on each the back turning wheel after above-mentioned four in the turning wheel; Walk around before the first back turning wheel 18-1, first before turning wheel 7-1, the second back turning wheel 18-2, second before turning wheel 7-2, the 3rd back turning wheel 18-3, the 3rd turning wheel 18-4 behind the turning wheel 7-3, the 4th before entering from N saw blade of N unwinding device 1, tension force damping system 3 outputs behind the turning device 7; Saw blade 10 is at the preceding turning device 7 that is positioned at box tempering stove 16 inlet ends and be positioned under the effect of back turning device 18 of box tempering stove 16 exit end, in the operation continuously of repeatedly turning back of 16 li of box tempering stoves.Other composition and annexation are identical with embodiment one.
Embodiment three: as shown in Figure 1, turning device 7 was made of N inlet end saw blade turning unit before present embodiment was described, described back turning device 18 is made of N exit end saw blade turning unit, and each inlet end saw blade turning unit comprises the first preceding turning wheel 7-1, the second preceding turning wheel 7-2 and the 3rd preceding turning wheel 7-3 that is triangularly arranged; Each exit end saw blade turning unit comprises the first back turning wheel 18-1, the second back turning wheel 18-2, the 3rd back turning wheel 18-3 and the 4th back turning wheel 18-4 that is trapezoidal layout.Other composition and annexation are identical with embodiment one or two.
Embodiment four: present embodiment is that number of turns is by turning wheel number in preceding turning device 7, the back turning device 18 and decoration form decision.Other composition and annexation are identical with embodiment one, two or three.
Embodiment five: shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 a～6b, Fig. 7 a～7d, the described box tempering stove 16 of present embodiment comprises box tempering stove housing 49, box tempering stove adiabator layer 38, a plurality of flue support, a plurality of metal flue 35, a plurality of orienting lug 36, many group chamber types tempering stove well heater 37, heater support 31, a plurality of box tempering stove thermopair 41, circulation air path 42, air-circulating fan impeller 43, recirculation blower 44, circulating air air suction inlet 45 and circulating air air outlet 46; Each flue support is made of column 33 and a plurality of transverse slat 34, and each column 33 one or both sides is by last supreme N the transverse slat 34 that be arranged with in parallel; Sidewall is provided with box tempering stove adiabator layer 38 around the box tempering stove housing 49; Both sides in the box tempering stove housing 49 respectively are provided with box tempering stove well heater 37, and box tempering stove well heater 37 is installed on the heater support 31; Recirculation blower 44 is arranged on box tempering stove housing 49 upper end wall outward, recirculation blower 44 drives air-circulating fan impellers 43 and rotates, and is furnished with circulation air path 42, air-circulating fan impeller 43 around in the box tempering stove housing 49 and hot blast is sent into circulation air path 42 backs from circulating air air suction inlet 45 and discharge through circulating air air outlet 46; A plurality of flue supports are arranged in the inner chamber of box tempering stove housing 49, are provided with orienting lug 36 in each metal flue 35, and each transverse slat 34 is provided with a metal flue 35; Box tempering stove thermopair 41 is inserted on the upper end wall of box tempering stove housing 49 and the working end is positioned at box tempering stove housing 49, and box tempering stove thermopair 41 is between two columns 33 or in the inner chamber of column 33; Two ends and centre at the metal flue 35 of box tempering stove 16 are provided with shielding gas nitrogen inlet 13.Other composition and annexation are identical with embodiment one, two, three or four.
As shown in Figure 7, each infrared temperature sensor fixed link 53 is fixed on the upper surface of housing 69 by an infrared temperature sensor permanent seat 56; Each induction heater fixed link 67 is fixed on the upper surface of housing 69 by an induction heater permanent seat 63; Each cooling gas enter the pipe 59 by cooling gas enter the pipe permanent seat 58 be fixed on the upper surface of housing 69.
As shown in Figure 7, described induction tempering preheating oven 16 comprises that also the induction tempering preheating oven moves wheel 70, induction tempering preheating oven frame and induction tempering preheating oven guide rail 71, induction tempering preheating oven frame is arranged on the lower end of induction tempering preheating oven housing 69, the lower end of induction tempering preheating oven frame 69 is equipped with the induction tempering preheating oven and moves wheel 70, and the induction tempering preheating oven moves wheel 70 and slides along induction tempering preheating oven guide rail 71.
Embodiment six: shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 a～6b, Fig. 7 a～7d, the described tempering equipment of present embodiment also comprises two induction preheating ovens 50, between preceding turning device 7 and box tempering stove 16 inlet ends, box tempering stove 16 exit end and back respectively be provided with an induction preheating oven 50 between the turning device 18; Described induction preheating oven 50 comprises that induction tempering preheating oven housing 69, tempering preheating oven adiabator layer 55, a plurality of infrared temperature sensor connection terminal 57, a plurality of infrared temperature sensor fixed link 53, a plurality of infrared temperature sensor 52, a plurality of induction heater fixed link 67, induction heater wiring 64, a plurality of induction heater 68, a plurality of cooling gas enter pipe 59 and a plurality of cooling unit; Each cooling unit is made of cooling unit inlet pipe 61, cooling unit threeway 72, cooling unit air intake bend pipe 73 and a pair of cooling air knife 62, one end of cooling unit inlet pipe 61 is communicated with cooling unit air intake bend pipe 73 by cooling unit threeway 72, one end of cooling unit air intake bend pipe 73 is communicated with a cooling air knife 62, the other end of cooling unit air intake bend pipe 73 is communicated with another cooling air knife 62, and a pair of cooling air knife 62 is provided with in opposite directions; The sidewall all around that housing 69 is tubular and housing 69 is provided with tempering preheating oven adiabator layer 55, and a plurality of infrared temperature sensors 52, a plurality of induction heater 68 and a plurality of cooling unit all are arranged in the inner chamber of induction tempering preheating oven housing 69; A plurality of infrared temperature sensor fixed links 53 and the 67 alternate settings of a plurality of induction heater fixed link and all be inserted in the inner chamber of induction tempering preheating oven housing 69, each infrared temperature sensor fixed link 53 is equipped with N infrared temperature sensor 52 from the bottom to top successively, each induction heater fixed link 67 is equipped with N induction heater 68 from the bottom to top successively, and induction heater wiring 64 is fixed on the induction heater fixed link 67 and electric connecting terminal is exposed at the outside of induction tempering preheating oven housing 69; Infrared temperature sensor connection terminal 57 is fixed on the outside that infrared temperature sensor fixed link 53 and electric connecting terminal are exposed at induction tempering preheating oven housing 69; Cooling gas enters pipe 59 between infrared temperature sensor connection terminal 57 and induction heater fixed link 67 and be inserted in the inner chamber of induction tempering preheating oven housing 69, each cooling gas enters pipe 59 N cooling unit is installed from the bottom to top, and each cooling unit inlet pipe 59 enters pipe 59 by threeway 60 and cooling gas and is communicated with; Under preceding turning device 7 and 18 effects of back turning device, saw blade is in the induction preheating oven 50 that is arranged in box tempering stove 16 inlet ends, box tempering stove 16, induction preheating oven 50 threes that the are positioned at box tempering stove 16 exit end operation of repeatedly turning back, and number of turns is by turning wheel number in preceding turning device 7, the back turning device 18 and decoration form decision.Other composition and annexation are identical with embodiment one, two, three, four or five.
Embodiment seven: as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the described tempering equipment of present embodiment also comprises box tempering stove inlet end guiding transition wheel 11, and described box tempering stove inlet end guiding transition wheel 11 is arranged on the inlet end of box tempering stove 16.Other composition and annexation are identical with embodiment one, two, three, four, five or six.
Embodiment eight: as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the described tempering equipment of present embodiment also comprises a plurality of saw blade guide deflection sheaves 21, and described a plurality of saw blade guide deflection sheaves 21 are arranged on the inlet end of induction preheating oven 50, the inlet end of box tempering stove 16, the exit end of induction preheating oven 50 and the exit end of box tempering stove 16.Other composition and annexation are identical with embodiment one, two, three, four, five, six or seven.
Embodiment nine: as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the described tension force damping system 3 of present embodiment is made of control hand wheel 4, damping wheel 5 and tension controller 6.Other composition and annexation are identical with embodiment one, two, three, four, five, six, seven or eight.
Embodiment ten: the described tempering process of above-mentioned tempering equipment that utilizes of present embodiment is: adopt saw blade 10 reciprocating and turning-back in box tempering stove 16 transport mode carry out tempering.
The utility model is not limited only to above-mentioned embodiment, and every art technology all drops within the utility model rights protection scope according to equivalents or equivalent technical scheme of replacing that technology enlightenment of the present utility model obtains.
Carry out following elaboration again at the utility model:
Comprise compositions such as N discharging device 1, position-limited wheel 2, damping system 3, damping wheel 5, tension controller 6, preceding turning device 7, turning wheel 8, guide deflection sheave 12, nitrogen inlet 13, recirculation blower 14, thermopair 15, box tempering stove 16, back turning device 18, turning wheel 19, position-limited wheel 26, wrap-up 27, temperature control system 30 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades.Employing makes saw blade 10 in induction preheating oven 50, box tempering stove 16, preceding turning device 7, turning wheel 8, back turning device 18, turning wheel 19,16 li operations continuously of turning back of box tempering stove, saw blade 10 is through operation and heating for multiple times, the cooling of repeatedly turning back, can realize best tempering process, satisfy saw blade 10 tempering heat treatment processing condition.Above operation is that the saw blade of N root different size is one step completed continuously on a production line.Described N is natural number and 1≤N≤12.
The box tempering equipment of production line described in the utility model adopts saw blade 10 operation scheme of turning back to satisfy saw blade thermal treatment process condition, and box tempering stove 16 longitudinal lengths are shortened greatly.Saw blade 10 enters the turning wheel of guide deflection sheave 21, induction tempering preheating oven 50, box tempering stove 16, guide deflection sheave 21, induction tempering preheating oven 50, back turning device successively through unwinding devices 1, damping system 3, position-limited wheel 11, reenters induction tempering preheating oven 68.... after the turning wheel that reenters position-limited wheel 12, induction tempering preheating oven 50, box tempering stove 16, position-limited wheel 11, preceding turning device after turning back turns back once more.Saw blade 4 can have been finished the online repeatedly drawing process of N root saw blade simultaneously through repeatedly turning back.Described box tempering stove 16 lagging materials are compositions such as high alumina brick, ceramic tile, aluminosilicate refractory fiber felt.The general 3-4 layer of the box tempering stove 16 lagging material numbers of plies, heat tunnel W is made of orienting lug 36 and metal flue 35.Orienting lug 36 is sleeved on metal flue 36 the insides, and orienting lug 36 can be selected materials such as white fused alumina, silicon carbide, mullite for use.Arrangement form such as Fig. 8 of stove internal heating passage W, total a plurality of heat tunnel W, saw blade I, saw blade II, saw blade III, saw blade IV are respectively by stove internal heating passage W operation.Well heater 37 is fixed on the inside of box tempering stove 16, and thermopair 37 is constant with the temperature control system controlled temperature.Box tempering stove 16 is provided with many thermopairs 41 can control each Heating Zone Temperature.Because the furnace inner space of box tempering stove 16 is bigger, recirculation blower 44 is set can makes the interior temperature of stove field evenly, help saw blade 10 tempering qualities.Box tempering stove 16 described in the utility model is continous way resistance furnaces, preheating in the stove and insulation can be divided into a plurality of sections usually, by many groups resistance wire or ribbon heater heating, around a plurality of thermopairs 41 pass housing 49, adiabator layer successively and are arranged on each heat tunnel W along the length direction of heating unit, many group well heaters 37 are arranged in the lagging material inboard successively, a plurality of thermopairs 41 are arranged between the two row metal flues 35 of heat tunnel W successively, a plurality of thermopairs 41 are used for measuring the temperature of box tempering stove 16, by the temperature control system controlled temperature.Two ends and centre at the metal flue 35 of box tempering stove 16 are provided with the shielding gas nitrogen inlet, to 35 li logical pure nitrogen gas of metal flue, make saw blade 10 not oxidations at high temperature, not decarburization, realize bright tempering.
The heat tunnel of the alternate setting in a N described in the utility model discharging device 1, the induction tempering preheating oven 50 and the summation of cooling channel, the heat tunnel and the consistent setting of N material collecting device 27 quantity of box tempering stove 16.The bar number that production line can be processed saw blade is N, can be simultaneously to two, three ... .N bar bi-metal bandsaw blades tempering heat treatment, N tempering heating unit adopts the same way as setting, horizontal form (as Fig. 1, as Fig. 3, as shown in Figure 4 and Figure 5) be can adopt, matrix or vertical spread pattern also can be adopted.
The deoscillator 3 that the utility model is stated comprises compositions such as control hand wheel 4, damping wheel 5, tension controller 6.Between tension force damping system 3 and towing mechanism 23, form permanent tension force,, can change the tension force size, realize the stepless speed regulation of saw blade by adjusting the size of voltage.The on-line tension towing mechanism 23 that the utility model adopts comprises control hand wheel 24, towing gear 25, adopts the constant-tension traction.
N in a utility model unwinding device 1, a N wrap-up 27 can adopt circuitous mode to arrange shown in Fig. 3～5 as required, can reduce production line length significantly.Other composition and annexation are identical with embodiment one.
Principle of work
Fig. 1, Fig. 3, Fig. 4, what Fig. 5 represented is with situations such as on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades and technologies, the employing quadruplet is received, material drain system (four unwinding devices 1 and four wrap-ups 27), bi-metal bandsaw blades I, bi-metal bandsaw blades II, bi-metal bandsaw blades III and bi-metal bandsaw blades IV pass tension force damping system 3 respectively and enter by the induction tempering preheating oven 50 that is positioned at box tempering stove 16 inlet ends, box tempering stove 16, be positioned at the tempering passage that induction tempering preheating oven 50 three's structures of box tempering stove 16 exit end are established, and under the effect of preceding turning device 7 and back turning device 18, the a plurality of different tempering passage of establishing along above-mentioned three's structure live multiple catadioptric after, through towing mechanism 23, finish rewinding by four wrap-ups 27.The employing continuously-running duty of turning back is finished heating for multiple times, refrigerative tempering process process repeatedly.The best tempering process of repeatedly online heating and cooling is finished in the operation of N root saw blade repeatedly can being turned back of tempering equipment of the present utility model and technology.
Claims (9)
1. one kind with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: described tempering equipment comprises by saw blade and inputs to N unwinding device (1), tension force damping system (3), preceding turning device (7), box tempering stove (16), back turning device (18), export orientation device (20), towing mechanism (23) and N the wrap-up (27) that outbound course sets gradually; The interior structure of box tempering stove (16) is provided with many heat tunnels (17), preceding turning device (7) comprises a plurality of preceding turning wheels, back turning device (18) comprises a plurality of backs turning wheel, and the decoration form of the decoration form of preceding turning wheel and back turning wheel can make saw blade (10) repeatedly turn back along different heat tunnel in the box tempering stove (16) and move continuously.
2. according to claim 1 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: turning wheel (7-1) before turning device (7) comprises first before described, turning wheel (7-2) before second, turning wheel (7-3) and two front limit wheels (9) before the 3rd, from overlooking direction, turning wheel (7-1) before first, turning wheel (7-2) and the 3rd preceding turning wheel (7-3) are triangularly arranged before second, two front limit wheels (9) are arranged on by the first preceding turning wheel (7-1), there is N disk at the trilateral middle part that turning wheel (7-3) constitutes before the turning wheel (7-2) and the 3rd before second on the turning wheel before each in above-mentioned three preceding turning wheels; Described back turning device (18) comprises the first back turning wheel (18-1), the second back turning wheel (18-2), the 3rd back turning wheel (18-3), position-limited wheel (12) behind the 4th back turning wheel (18-4) and four, from overlooking direction, the first back turning wheel (18-1), the second back turning wheel (18-2), the 3rd back turning wheel (18-3) and the 4th back turning wheel (18-4) are trapezoidal layout, position-limited wheel after four (12) is arranged on by the first back turning wheel (18-1), the second back turning wheel (18-2), the trapezoidal middle part that the 3rd back turning wheel (18-3) and the 4th back turning wheel (18-4) constitute, each after above-mentioned four in the turning wheel afterwards has N disk on turning wheel; From walking around before turning wheel (7-2) before turning wheel (7-1) before the first back turning wheel (18-1), first, the second back turning wheel (18-2), second, the 3rd back turning wheel (18-3), the 3rd turning wheel (18-4) behind the turning wheel (7-3), the 4th after N saw blade of N unwinding device (1), tension force damping system (3) output enters preceding turning device (7); Saw blade (10) is at the preceding turning device (7) that is positioned at box tempering stove (16) inlet end and be positioned under the effect of back turning device (18) of box tempering stove (16) exit end the operation continuously of repeatedly turning back in box tempering stove (16) lining.
3. according to claim 1 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: turning device (7) is made of N inlet end saw blade turning unit before described, described back turning device (18) is made of N exit end saw blade turning unit, and each inlet end saw blade turning unit comprises the first preceding turning wheel (7-1), the second preceding turning wheel (7-2) and the 3rd preceding turning wheel (7-3) that is triangularly arranged; Each exit end saw blade turning unit comprises the first back turning wheel (18-1), the second back turning wheel (18-2), the 3rd back turning wheel (18-3) and the 4th back turning wheel (18-4) that is trapezoidal layout.
4. according to claim 1 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: number of turns is by turning wheel number in preceding turning device (7), the back turning device (18) and decoration form decision.
5. according to claim 1,2,3 or 4 is described with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, and it is characterized in that: described box tempering stove (16) comprises box tempering stove housing (49), box tempering stove adiabator layer (38), a plurality of flue supports, a plurality of metal flues (35), a plurality of orienting lugs (36), many group chamber types tempering stove well heater (37), heater support (31), a plurality of box tempering stove thermopairs (41), circulation air path (42), air-circulating fan impeller (43), recirculation blower (44), circulating air air suction inlet (45) and circulating air air outlet (46); Each flue support is made of column (33) and a plurality of transverse slat (34), and each column (33) one or both sides are by last supreme N the transverse slat (34) that be arranged with in parallel; Sidewall is provided with box tempering stove adiabator layer (38) around the box tempering stove housing (49); Both sides in the box tempering stove housing (49) respectively are provided with box tempering stove well heater (37), and box tempering stove well heater (37) is installed on the heater support (31); Recirculation blower (44) is arranged on the outer upper end wall of box tempering stove housing (49), recirculation blower (44) drives air-circulating fan impeller (43) and rotates, and is furnished with circulation air path (42), air-circulating fan impeller (43) around in the box tempering stove housing (49) and hot blast is sent into circulation air path (42) back and discharges through circulating air air outlet (46) from circulating air air suction inlet (45); A plurality of flue supports are arranged in the inner chamber of box tempering stove housing (49), are provided with orienting lug (36) in each metal flue (35), and each transverse slat (34) is provided with a metal flue (35); Box tempering stove thermopair (41) is inserted on the upper end wall of box tempering stove housing (49) and the working end is positioned at box tempering stove housing (49), and box tempering stove thermopair (41) is arranged between two columns (33) or the inner chamber of column (33); Two ends and centre at the metal flue (35) of box tempering stove (16) are provided with shielding gas nitrogen inlet (13).
6. according to claim 5 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: described tempering equipment also comprises two induction preheating ovens (50), between preceding turning device (7) and box tempering stove (16) inlet end, between box tempering stove (16) exit end and back turning device (18) an induction preheating oven (50) is set respectively; Described induction preheating oven (50) comprises that induction tempering preheating oven housing (69), tempering preheating oven adiabator layer (55), a plurality of infrared temperature sensor connection terminal (57), a plurality of infrared temperature sensor fixed link (53), a plurality of infrared temperature sensor (52), a plurality of induction heater fixed link (67), induction heater wiring (64), a plurality of induction heater (68), a plurality of cooling gas enter pipe (59) and a plurality of cooling unit; Each cooling unit is made of cooling unit inlet pipe (61), cooling unit threeway (72), cooling unit air intake bend pipe (73) and a pair of cooling air knife (62), one end of cooling unit inlet pipe (61) is communicated with cooling unit air intake bend pipe (73) by cooling unit threeway (72), one end of cooling unit air intake bend pipe (73) is communicated with a cooling air knife (62), the other end of cooling unit air intake bend pipe (73) is communicated with another cooling air knife (62), and a pair of cooling air knife (62) is provided with in opposite directions; The sidewall all around that housing (69) is tubular and housing (69) is provided with tempering preheating oven adiabator layer (55), and a plurality of infrared temperature sensors (52), a plurality of induction heater (68) and a plurality of cooling unit all are arranged in the inner chamber of induction tempering preheating oven housing (69); A plurality of infrared temperature sensor fixed links (53) and the alternate setting of a plurality of induction heater fixed link (67) and all be inserted in the inner chamber of induction tempering preheating oven housing (69), each infrared temperature sensor fixed link (53) is equipped with N infrared temperature sensor (52) from the bottom to top successively, each induction heater fixed link (67) is equipped with N induction heater (68) from the bottom to top successively, and induction heater wiring (64) is fixed on that induction heater fixed link (67) is gone up and electric connecting terminal is exposed at the outside of induction tempering preheating oven housing (69); Infrared temperature sensor connection terminal (57) is fixed on the outside that infrared temperature sensor fixed link (53) and electric connecting terminal are exposed at induction tempering preheating oven housing (69); Cooling gas enters the inner chamber that pipe (59) is arranged between infrared temperature sensor connection terminal (57) and the induction heater fixed link (67) and is inserted into induction tempering preheating oven housing (69), each cooling gas enters pipe (59) N cooling unit is installed from the bottom to top, and each cooling unit inlet pipe (59) enters pipe (59) by threeway (60) and cooling gas and is communicated with; Under preceding turning device (7) and back turning device (18) effect, saw blade is in the induction preheating oven (50) that is arranged in box tempering stove (16) inlet end, box tempering stove (16), induction preheating oven (50) three that is positioned at box tempering stove (16) the exit end operation of repeatedly turning back, and number of turns is by turning wheel number in preceding turning device (7), the back turning device (18) and decoration form decision.
7. according to claim 1 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: described tempering equipment also comprises box tempering stove inlet end guiding transition wheel (11), and described box tempering stove inlet end guiding transition wheel (11) is arranged on the inlet end of box tempering stove (16).
8. according to claim 6 or 7 described with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: described tempering equipment also comprises a plurality of saw blade guide deflection sheaves (21), and described a plurality of saw blade guide deflection sheaves (21) are arranged on the inlet end of induction preheating oven (50), the inlet end of box tempering stove (16), the exit end of induction preheating oven (50) and the exit end of box tempering stove (16).
9. according to claim 1 with the on-line Full tempering equipment of furnace multi-band bi-metal bandsaw blades, it is characterized in that: described tension force damping system (3) is made of control hand wheel (4), damping wheel (5) and tension controller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205488038U CN201762398U (en) | 2010-09-30 | 2010-09-30 | Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205488038U CN201762398U (en) | 2010-09-30 | 2010-09-30 | Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace |
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| Publication Number | Publication Date |
|---|---|
| CN201762398U true CN201762398U (en) | 2011-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205488038U Expired - Fee Related CN201762398U (en) | 2010-09-30 | 2010-09-30 | Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace |
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| CN (1) | CN201762398U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002574A (en) * | 2010-09-30 | 2011-04-06 | 曹玉贵 | Online full-automatic tempering equipment and technology for same-furnace multi-strip bimetal strip saw |
| CN105821201A (en) * | 2016-05-17 | 2016-08-03 | 江苏南海线缆设备有限公司 | Aluminum wire continuous tempering device |
| CN107828955A (en) * | 2017-11-30 | 2018-03-23 | 宁波市狮山管业有限公司 | A kind of full-automatic tempering furnace of bellows |
| CN117107039A (en) * | 2023-09-18 | 2023-11-24 | 湖北申田新材料科技有限公司 | Heat treatment system for bimetal band saw blade |
-
2010
- 2010-09-30 CN CN2010205488038U patent/CN201762398U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002574A (en) * | 2010-09-30 | 2011-04-06 | 曹玉贵 | Online full-automatic tempering equipment and technology for same-furnace multi-strip bimetal strip saw |
| CN105821201A (en) * | 2016-05-17 | 2016-08-03 | 江苏南海线缆设备有限公司 | Aluminum wire continuous tempering device |
| CN107828955A (en) * | 2017-11-30 | 2018-03-23 | 宁波市狮山管业有限公司 | A kind of full-automatic tempering furnace of bellows |
| CN117107039A (en) * | 2023-09-18 | 2023-11-24 | 湖北申田新材料科技有限公司 | Heat treatment system for bimetal band saw blade |
| CN117107039B (en) * | 2023-09-18 | 2024-04-16 | 湖北申田新材料科技有限公司 | Heat treatment system for bimetal band saw blade |
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Granted publication date: 20110316 Termination date: 20130930 |