CN201834950U - Multifunctional same-furnace multi-band full-automatic production line for heat treatment of bimetallic band saw blade - Google Patents

Abstract

The utility model discloses a multifunctional same-furnace multi-band full-automatic production line for heat treatment of a bimetallic band saw blade, which relates to the production lines of bimetallic band saw blades. The problems that the conventional equipment and the process parameters are difficult to control, the product quality is hard to ensure, a plurality of band saw blades in various specifications cannot be produced simultaneously, the equipment has low productivity efficiency and high production cost, the energy sources of water, electricity and gas are consumed and wasted, and the like, are solved. The equipment in all procedures is integrated into a production line; all procedures of quenching, tempering, sandblasting, cleaning, baking, marking, oiling, alignment and the like are completed on one production line; and a plurality of band saw blades in various specifications can be completed simultaneously on one production line. After the implementation of the multifunctional same-furnace multi-band full-automatic production line for the heat treatment of the bimetallic band saw blade, the total productivity can be increased by 5-8 times, the service life of products is increased by about 50%, and the production cost is deceased by above 40%. The tempering equipment and the process adopt a new on-line dynamic quick tempering process technique, the saw blade moves on the production line at a quicker speed, the whole tempering process is completed, and the high productivity of the blade is achieved.

Description

Multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line

Technical field

The utility model relates to a kind of heat-treatment production line that is used to produce the bi-metal bandsaw blades product.

Background technology

The production process of bi-metal bandsaw blades (hereinafter to be referred as saw blade) mainly contains composite steel band welding, mill teeth, roll flute, branch tooth, thermal treatment, sandblast, cleaning, oven dry, mark, oiling, alignment, the butt welding of finished product saw blade etc.There is subject matter at present: the first, equipment and processing parameter are difficult to control, and quality product is difficult to guarantee.For example quench cooled temperature inequality causes the saw blade distortion.Gas purity is out of control in the bell-type tempering stove, causes the saw blade oxidation.Temperature is uneven up and down in the stove, causes saw blade hardness inequality.Rewinding tensile force inequality causes that saw blade upwarps etc.The second, functions of the equipments are single, and production saw blade width specifications is limited.For example present single band Equipment for Heating Processing can only be produced single, single-width specification saw blade, can not produce many, multiple width specifications saw blade simultaneously.The 3rd, equipment capacity efficient is low, the production cost height, and labor strength is big.For example tempering heat treatment need repeatedly repeat long-time heating, cooling just can be finished.Above-mentioned per pass operation is all wanted multiple traction, blowing, rewinding, wastes a large amount of manpower and materials.The 4th, production process is loaded down with trivial details, and single operation production unit is many, is difficult to operating maintenance and management.The 5th, consume waste a large amount of the water, electricity and gas energy and production site.For example the bell furnace power consumption of unit operation is bigger, and the liquid sandblasting machine water consumption is bigger, and the refrigeration of quenching consumption gas is bigger, because of the area of the many plant workings of unit implement is wasted also big.And existing at present patent " synchronous furnace multi-band bright quenching of bimetal band saw blades automatic production line " (patent No. ZL200920100845.2) realizes on solving a Quenching Production Line with the furnace multi-band bright quenching problem, and the problems referred to above still do not solve.

The utility model content

At the problems referred to above, it is a kind of multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line that the utility model provides, present all process steps equipment is integrated into a production line, realize quenching, tempering, sandblast, clean, oven dry, mark, oiling, alignments etc. all operation are once finished on a production line continuously, replaced original bell-type tempering stove, liquid sandblasting machine, cleaning machine, dryer, the mark machine, oiler, many stand-alone device such as straightener and operation, realized that a production line produces many saw blades simultaneously, the saw blade function of plurality of specifications, and fundamentally solved above-mentioned five big problems.

The utility model is to solve the problems of the technologies described above the technical scheme of taking to be:

Technical scheme one: of the present utility modelly multi-functionally comprise temperature control system with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, for protection device of air and unit cooler, described production line also comprises by saw blade and inputs to N the discharging device that outbound course sets gradually, the induction quenching preheating oven, box quenching process furnace, the gas quenching device, the deep cooling quenching device, the oil quenchinng device, towing mechanism, the saw blade position regulator, box tempering stove inlet end saw blade turning device, be positioned at the induction tempering preheating oven of box tempering stove inlet end, box tempering stove, be positioned at the induction tempering preheating oven of box tempering stove exit end, box tempering stove exit end saw blade turning device, box tempering stove exit end liner, the dry type sandblast machine, the on-line marking oiling device, an output terminal towing mechanism and N material collecting device;

Described induction quenching preheating oven comprises frame, furnace shell, adiabator layer, N induction heater, N infrared temperature probe, N far infrared temperature probe terminals and N induction heater terminals, described furnace shell is installed on the frame, the sidewall all around that described furnace shell is in tubular and the furnace shell is provided with adiabator layer, N induction heater and N infrared temperature probe all are arranged in the inner chamber of furnace shell, each induction heater is connected with induction heater terminals, each induction heater terminals passes the upper end sidewall of furnace shell, every infrared temperature probe is connected with far infrared temperature probe terminals, each far infrared temperature probe terminals passes the upper end sidewall of furnace shell, and each induction heater is provided with an infrared temperature probe; Infrared temperature probe is used for measuring the surface temperature of saw blade towards the saw blade side; Infrared temperature probe passes to temperature control system with temperature signal and by the temperature in the temperature control system control induction quenching preheating oven;

N bar saw blade on N discharging device passes N induction heater correspondingly from the inlet end of induction quenching preheating oven; The induction quenching preheating oven is with the saw blade rapid heating;

Described box quenching process furnace comprises quenching process furnace support body, quenching process furnace furnace shell, quenching process furnace adiabator layer, a plurality of Si-Mo rod heating units, a plurality of thermopairs, collet, metal flue and orienting lug, quenching process furnace furnace shell is installed on the quenching process furnace support body, the sidewall all around that described quenching process furnace furnace shell is in tubular and the quenching process furnace furnace shell is provided with quenching process furnace adiabator layer, the metal flue is arranged in the inner chamber of quenching process furnace furnace shell along the length direction of quenching process furnace furnace shell, the inner chamber of metal flue is a heat tunnel, and orienting lug is arranged in the described heat tunnel of metal flue; A plurality of Si-Mo rod heating units, a plurality of thermopair pass quenching process furnace furnace shell, collet, quenching process furnace adiabator layer successively, a plurality of Si-Mo rod heating units are arranged in the both sides of the metal flue of heat tunnel successively, and a plurality of thermopairs are arranged on the metal flue or between the metal flue successively; Pure nitrogen gas outlet for the protection device of air feeds protection gas by protection gas inlet in metal flue shape; A plurality of thermopairs are used for measuring the temperature in the box quenching process furnace, control automatically by the thermopair detected temperatures and by temperature controlling system realization temperature;

N bar saw blade behind the process induction quenching preheating oven passes orienting lug correspondingly from the inlet end of box quenching process furnace; Box quenching process furnace is heated to the quenching technology temperature with saw blade;

Described gas quenching device is made of gas quenching device case and N group gas quenching passage, N group gas quenching passage is set up in parallel in the gas quenching device case, every group of gas quenching passage is made of cooling gas inlet, five-way and a plurality of gas quenchings unit, and a plurality of gas quenchings unit be arranged in parallel along the length direction of gas quenching device; Each gas quenching unit is made of a saw blade tooth portion water cooler, curved inlet pipe and a pair of saw blade back-cooled device, a saw blade back-cooled device is communicated with an end of curved inlet pipe, another saw blade back-cooled device is communicated with the other end of curved inlet pipe, a pair of saw blade back-cooled device be provided with in opposite directions and each forward surface on have saw blade back-cooled device cooling gas outlet; Have the water cooler cooling gas outlet of saw blade tooth portion on the saw blade tooth portion water cooler, cooling gas inlet is communicated with curved inlet pipe, saw blade tooth portion water cooler respectively by five-way; Supply the pure nitrogen gas outlet of protection device of air to be connected, export, be sprayed onto the surface of saw blade through unit cooler refrigerated cool nitrogen by cooling gas inlet, through four-way, straight inlet pipe, cooling gas with unit cooler;

N bar saw blade behind the box quenching process furnace of process passes N group gas quenching passage correspondingly from the inlet end of gas quenching device;

Described deep cooling quenching device is by deep cooling quenching device housing, the N that integrates deep cooling quenching unit, system cryogen connecting pipeline and go out the refrigeration agent connecting pipeline and constitute, each deep cooling quenching unit is by the deep freezer housing and be contained in the intravital deep freezer formation of deep freezer shell, described deep freezer is made of deep freezer main body and a plurality of refrigerant flow path, deep freezer main body middle part has the saw blade cooling channel, both sides, saw blade cooling channel are furnished with a plurality of refrigerant flow path, the exit end of system cryogen connecting pipeline is connected respectively with the inlet end of a plurality of refrigerant flow path, the exit end of a plurality of refrigerant flow path with go out refrigeration agent connecting pipeline inlet end and be connected respectively; The refrigerant outlet of unit cooler is connected with system cryogen connecting pipeline inlet end, and the exit end that goes out the refrigeration agent connecting pipeline is connected with the refrigerant inlet of unit cooler;

N bar saw blade behind the process gas quenching device passes N the saw blade cooling channel on the deep cooling quenching unit correspondingly from the inlet end of deep cooling quenching device;

The oil quenchinng device comprises oil quenchinng apparatus main body, cooling jet, the first quenching oil recycle pump, quenching fuel tank, the second quenching oil recycle pump, water cooler, well heater and quenching oil thermostat, water cooler and well heater are installed in the fuel tank of quenching thermostat, quenching oil circulates in quenching oil thermostat and quenching fuel tank by the first quenching oil recycle pump, and quenching oil is sprayed onto on the saw blade surface by the cooling jet of the second quenching oil recycle pump in the oil quenchinng apparatus main body is set; The quenching oil that the oil quenchinng apparatus main body is collected flows back in the quenching fuel tank again;

The temperature of temperature control system control gas quenching device, deep cooling quenching device and oil quenchinng device;

Described saw blade position regulator is made of N deflecting roller; N group deflecting roller from top to bottom is provided with; The effect of saw blade position regulator is that N root saw blade is turned to, (the saw blade crown up with the N root saw blade of horizontal Tile operation, the saw blade back down, N root saw blade place plane parallel and all vertical) changes into gradually and move in a vertical surface that (the saw blade crown up with horizontal plane, the saw blade back down, but N root saw blade is on the same vertical plane);

Enter simultaneously induction tempering preheating oven, the box tempering stove that is positioned at box tempering stove inlet end, the induction tempering preheating oven that is positioned at box tempering stove exit end through the adjusted N of a saw blade position regulator saw blade successively via guiding transition wheels; Be positioned at the inlet end of induction tempering preheating oven of box tempering stove inlet end and the inlet end of box tempering stove and be equipped with the inlet guide deflection sheave, the exit end of box tempering stove and be positioned at the induction tempering preheating oven exit end of box tempering stove exit end and be provided with the export orientation wheel;

Each saw blade is wrapped on the corresponding turning wheel of box tempering stove inlet end saw blade turning device, box tempering stove exit end saw blade turning device; N saw blade is under the effect of box tempering stove inlet end saw blade turning device, box tempering stove exit end saw blade turning device, in the induction tempering preheating oven three who is arranged in the induction tempering preheating oven of box tempering stove inlet end, box tempering stove, the be positioned at box tempering stove exit end operation of repeatedly turning back, number of turns is by turning wheel number in box tempering stove inlet end saw blade turning device, the box tempering stove exit end saw blade turning device and decoration form decision;

Described box tempering stove inlet end saw blade turning device comprises inlet end first turning wheel, inlet end second turning wheel and inlet end the 3rd turning wheel that is triangularly arranged, and on each turning wheel in above-mentioned three turning wheels N disk is arranged; Described box tempering stove exit end saw blade turning device comprises exit end first turning wheel, exit end second turning wheel, exit end the 3rd turning wheel and exit end the 4th turning wheel that is trapezoidal layout, on each turning wheel in above-mentioned four turning wheels N disk is arranged; Behind each saw blade process guiding transition wheels, walk around exit end first turning wheel, inlet end first turning wheel, exit end second turning wheel, inlet end second turning wheel, exit end the 3rd turning wheel, inlet end the 3rd turning wheel, exit end the 4th turning wheel successively;

Perhaps, described box tempering stove inlet end saw blade turning device is made of N inlet end saw blade turning unit, described box tempering stove exit end saw blade turning device is made of N exit end saw blade turning unit, and each inlet end saw blade turning unit comprises inlet end first turning wheel, inlet end second turning wheel and inlet end the 3rd turning wheel that is triangularly arranged; Each exit end saw blade turning unit comprises exit end first turning wheel, exit end second turning wheel, exit end the 3rd turning wheel and exit end the 4th turning wheel that is trapezoidal layout;

Described induction tempering preheating oven comprises that induction tempering preheating oven housing, tempering preheating oven adiabator layer, a plurality of infrared temperature sensor connection terminal, a plurality of infrared temperature sensor fixed link, a plurality of infrared temperature sensor, a plurality of induction heater fixed link, induction heater wiring, a plurality of induction heater, a plurality of cooling gas enter pipe and a plurality of cooling unit; Each cooling unit is made of cooling unit inlet pipe, cooling unit threeway, cooling unit air intake bend pipe and a pair of cooling air knife, one end of cooling unit inlet pipe is communicated with cooling unit air intake bend pipe by the cooling unit threeway, one end of cooling unit air intake bend pipe is communicated with a cooling air knife, the other end of cooling unit air intake bend pipe is communicated with another cooling air knife, and a pair of cooling air knife is provided with in opposite directions; The sidewall all around that housing is tubular and housing is provided with tempering preheating oven adiabator layer, and a plurality of infrared temperature sensors, a plurality of induction heater and a plurality of cooling unit all are arranged in the inner chamber of housing; A plurality of infrared temperature sensor fixed links and the alternate setting of a plurality of induction heater fixed links and all be inserted in the inner chamber of housing, each infrared temperature sensor fixed link is equipped with N infrared temperature sensor from the bottom to top successively, each induction heater fixed link is equipped with N induction heater from the bottom to top successively, and the induction heater wiring is fixed on the induction heater fixed link and electric connecting terminal is exposed at the outside of housing; The infrared temperature sensor connection terminal is fixed on the outside that infrared temperature sensor fixed link and electric connecting terminal are exposed at housing; Cooling gas enters pipe between infrared temperature sensor connection terminal and induction heater fixed link and be inserted in the inner chamber of housing, each cooling gas enters pipe N cooling unit is installed from the bottom to top, and each cooling unit inlet pipe enters pipe by threeway and cooling gas and is communicated with;

The induction tempering preheating oven is arranged on box tempering stove two ends, and induction heater heats saw blade, and infrared temperature sensor detects the temperature of saw blade, and cooling gas cools off fast to saw blade; When saw blade during to the operation of box tempering stove, induction heater is to the saw blade rapid heating, when saw blade when box tempering stove comes out to enter the induction preheating oven, cooling gas is through cooling air knife cooling saw blade surface;

Each infrared temperature sensor fixed link is fixed on the upper surface of housing by an infrared temperature sensor permanent seat; Each induction heater fixed link is fixed on the upper surface of housing by an induction heater permanent seat; Each cooling gas enter pipe by cooling gas enter the pipe permanent seat be fixed on the upper surface of housing;

Described box tempering stove comprises box tempering stove housing, box tempering stove adiabator layer, a plurality of flue support, a plurality of metal flue, a plurality of orienting lug, many group chamber types tempering stove well heater, heater support, a plurality of box tempering stove thermopair, circulation air path, air-circulating fan impeller, recirculation blower, circulating air air suction inlet, circulating air air outlet and heat tunnel; Each flue support is made of column and a plurality of transverse slat, and each column one or both sides is by last supreme N the transverse slat that be arranged with in parallel; Sidewall is provided with box tempering stove adiabator layer around the box tempering stove housing; The intravital both sides of box tempering stove shell respectively are provided with box tempering stove well heater, and box tempering stove well heater is installed on the heater support; Recirculation blower is arranged on the outer upper end wall of box tempering stove housing, recirculation blower drives the air-circulating fan wheel rotation, is furnished with circulation air path, air-circulating fan impeller around box tempering stove shell is intravital and hot blast is sent into behind the circulation air path from the circulating air air suction inlet and discharged through the circulating air air outlet; A plurality of flue supports are arranged in the inner chamber of box tempering stove housing, are provided with orienting lug in each metal flue, and each transverse slat is provided with a metal flue; Box tempering stove thermopair is inserted on the upper end wall of box tempering stove housing and the working end is positioned at box tempering stove housing, and box tempering stove thermopair is between two columns or in the inner chamber of column; A plurality of box tempering stove thermopairs are controlled homo(io)thermism in the described box tempering stove by temperature control system; Two ends and centre at the metal flue of box tempering stove are provided with the gas atmosphere inlet, are connected with pure nitrogen gas by the pure nitrogen gas outlet for the protection device of air in the metal flue.

Technical scheme two: the quenching technology of production line of the present utility model adopts gas quenching, deep cooling to quench and three kinds of modes of oil quenching are carried out compound quenching to saw blade successively; The quenchant of described gas quenching is a nitrogen, and the quenchant that described deep cooling quenches is a refrigeration agent, and described oil-quenched quenchant is a quenching oil.

Technical scheme three: one or both in the quenching technology employing gas quenching of production line of the present utility model, deep cooling quenching, the oil quenching are compound.

The beneficial effects of the utility model are:

The utility model is on former patent (patent No. 200920100845.2) " synchronous furnace multi-band bright quenching of bimetal band saw blades automatic production line " technical foundation, provide one new multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, mainly solve present equipment and processing parameter and be difficult to control, quality product is difficult to guarantee, can not produce many, plurality of specifications saw blade simultaneously, equipment capacity efficient is low, problems such as production cost height and water, electricity and gas energy consumption waste.Present all process steps equipment is integrated into a production line, whole operations such as quenching, tempering, sandblast, cleaning, oven dry, mark, oiling, alignment are finished on a production line, and can finish many, the production function of plurality of specifications bands for band simultaneously at a production line, replace many stand-alone device and operations such as original bell-type tempering stove, liquid sandblasting machine, cleaning machine dryer, mark machine oiler, straightener.Behind the utility model patent working, aggregated capacity can improve 5-8 doubly, and product life improves about 50%, and production cost reduces more than 40%, saves the energy more than 60%, reduces the production site area significantly, has improved workman's working strength and Working environment.The utility model is also applicable to following field: single bi-metal bandsaw blades thermal treatment, the thermal treatment of monometallic bands for band, hard alloy band saw blade thermal treatment, the thermal treatment of bimetal composite steel band, the thermal treatment of various wire rods, the thermal treatment of various bands.

Described in the utility modelly multi-functionally mainly comprise quenching heating installation and technology, quenching refrigerating device and technology, cleaning, drying equipment and technology, the pre-hot alignment equipment and technology of tempering, tempering equipment and technology, dry type sand-blast device, on-line marking oiling device, gas shield equipment and N material retractable device etc. with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line and Technology.Above production process is once finished on this production line continuously, direct packaging and warehousing after the saw blade product rolls off the production line.The utility model has also solved existing bi-metal bandsaw blades production unit and has had that inequality causes saw blade hardness inequality about the temperature in the uneven and tempering stove of quench cooled temperature, functions of the equipments are single, tempering heat treatment need repeatedly repeat long-time heating causes problems such as equipment capacity efficient is low, occupation area of equipment is big.

The induction quenching preheating oven is arranged on box quenching process furnace inlet end to the saw blade rapidly pre-warming,, saw blade is heated to required austenitizing degree finishes quenching the heating of metal flue through the sealed box type quenching furnace Si-Mo rod.The utility model quenches and heats novel process, is to have increased quick induction heating technique.By improving saw blade induction heating speed, can increase substantially production capacity, save a large amount of electric energy.Be connected with nitrogen in the flue, make saw blade not oxidation at high temperature, not decarburization, realize bright quenching.Thermopair, infrared temperature sensor and temperature controlling system are finished the temperature detection and the control of each heating zone.

The utility model quench cooled novel process is to adopt air cooling, deep cooling, three kinds of complex medias of the oil cooling new technology to the saw blade marquenching.At first saw blade is cooled off fast by the gas quenching device, the deep cooling quenching device carries out the usual dispatch cooling to saw blade then, by the oil quenchinng device saw blade is carried out slow cooling at last, realizing the stepped quenching process of saw blade, and realize N root saw blade and the different size saw blade function of quenching simultaneously.With air cooling, deep cooling and three kinds of compound quenchings of medium of oil cooling, can satisfy the requirement of saw blade marquenching optimised process, can make the performance of saw blade reach perfect condition, guarantee the high quality and stability of product.

Tempering process of the present utility model is with online dynamic prompt tempering novel technique, substitutes the existing static state that falls behind tempering process technology at a slow speed.Described online dynamic prompt tempering is that saw blade has promptly been finished the tempered whole process with the fast speed walking on production line.In order to have satisfied the saw blade performance requriements, the temperature of recommending online tempering process 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 saw blade levels, the Internal and external cycle is inhomogeneous, can cause the hardness inequality of saw blade, inferior quality.Adopt online Dynamic Tempering equipment and technology, not only be provided with the recirculating air agitator in the stove, make the saw blade tempering temperature more uniform and stable, and saw blade be in the tempering passage at the uniform velocity the walking and through repeatedly turning back, heating for multiple times, refrigerative Dynamic Tempering process have promptly been finished, solved problems such as the saw blade tempering process is difficult to control and temperature field inequality causes hardness inequality, a saw blade upwarp, cancelled original tempering equipment, rewinding equipment and operation, solved large number quipments and be difficult to maintenance problem.Present tempering equipment is many and volume is big, and the devices consume energy is also big, adopts online Dynamic Tempering equipment and technology, and consumption of calorie is less because saw blade is in operation, and can save a large amount of energy.Reduce more than 60% than present static tempering process power consumption according to the online Dynamic Tempering technology of measuring and calculating, and can reduce floor space more than 90%, effectively improved working strength of workers and Working environment.Tempering equipment of the present utility model and technology also can heat the N root saw blade of different size and cooling simultaneously, finish many bands with stove on-line continuous tempering function.The utility model adopts induction preheating oven and the compound heating process of box tempering stove, and in the induction preheating oven, the gentle refrigerating unit of induction heating device is set, can realize the rapid heating and the cooling of saw blade, reduce heating and cooling time, can increase substantially production capacity and efficient.Because online tempering and the compound quenching optimised process of classification make the saw blade steady quality and improve greatly raising.

Tempering heating installation and technology in the utility model have solved that bell furnace or pit furnace are inside and outside, temperature is uneven up and down, can cause saw blade hardness inequality, saw blade stress in bending inhomogeneous, cause saw blade to upwarp problem on deformation.N root saw blade is carried out high quality tempering operation simultaneously, can improve production capacity 5-8 doubly.Owing to replaced the bell furnace or the pit furnace equipment of highly energy-consuming, can save the water, electricity and gas energy more than 60%.Owing to improved tempering process, can improve saw blade product life about 50%, reduce the production floor space significantly simultaneously, improve workman's working strength and Working environment.

Retractable material equipment in the described production line is by N discharging device, deoscillator, towing mechanism, guiding mechanism, guide deflection sheave, turn to climbing device turning device, towing mechanism, a N material collecting device etc. to form.Mainly finish N root saw blade and on a production line, move simultaneously, satisfy speed precisely, even tension, the processing requirement that operates steadily.The travelling speed of N root saw blade can be identical, also can be different.Saw blade radical described in the utility model or device number N are natural number and 1≤N≤12.

It is a kind of multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line and technology new technology thereof that the utility model provides, present all process steps equipment is integrated into a production line, realize quenching, tempering, sandblast, clean, oven dry, mark, oiling, alignments etc. all operation are finished on a production line, replace original bell-type tempering stove, liquid sandblasting machine, the cleaning machine dryer, mark machine oiler, many stand-alone device such as straightener and operation, it is loaded down with trivial details fundamentally to have solved production process, single operation production unit is many, be difficult to the operating maintenance problem, technology and device parameter are difficult to control, quality product is difficult to the assurance problem, plant efficiency is low, production cost height, the big problem of labor strength and the consumption a large amount of water, electricity and gas energy of waste and production site problem.Behind the utility model patent working, aggregated capacity can improve 5-8 doubly, and product life improves about 50%, and production cost reduces more than 40%, saves the energy more than 60%, reduces the production site area significantly, has improved workman's working strength and Working environment.

Quenching heating installation in the utility model, induction quenching preheating oven and quenching novel process have been increased, realized rapid heating to saw blade, improve the quenching travelling speed of saw blade, the utility model can quench simultaneously to N root saw blade in addition, can make the saw blade production capacity improve 5-8 doubly, and can save a large amount of water, electricity and gas energy.

Quenching refrigerating device in the utility model, owing to adopt unique technology of air cooling, deep cooling and three kinds of compound quenchings of medium of oil cooling, can satisfy the desirable processing requirement of saw blade marquenching, can make the performance of saw blade reach optimum regime, the quenching quality of saw blade is highly stable, can make the saw blade product life improve about 50%.

The hot alignment equipment and technology of pre-tempering in the utility model has solved that the mechanical pressure alignment causes saw blade weave construction destruction, alignment low precision, efficient is low and problem such as cost height.Hot alignment equipment can be realized the saw blade hot alignment function of on-line continuous at random by adjusting Heating temperature, speed and position, can be to the alignment simultaneously of N root saw blade, and guarantee the linearity of saw blade.Replace existing mechanical alignment process and equipment, can reduce operation, reduce cost, increase substantially production capacity and quality again.The utility model adopts the hot alignment process furnace of pre-tempering, saw blade back linearity to detect and control device, has realized that the saw blade linearity detects and control automatically automatically.

Dry type sand-blast device and technology in the utility model with replacing traditional wet sand blast equipment, change traditional unit wet sand blast equipment into dry type sandblast machine that online N root saw blade is worked continuously simultaneously.Solve the inhomogeneous and difficult problem of maintenance of equipment of big specification saw blade sandblast, reduced production cost, improved workman's operation intensity and environment.

On-line marking oiling device in the utility model has replaced unit mark, oiling device and technology.Adopt ink jet printer or laser marking machine, can improve the quality of products and class, realizes online the while mark of N root saw blade being adopted quick oiling, frizing, blown oil, device, can increase substantially production capacity, reduce production costs.Adopt oily overlay film anti-corrosion technology, solved the oiling problem of non-uniform, can improve coating quality, realize online the oiling simultaneously of N root saw blade.

Novel technique described in the utility model mainly comprises quenching heating process, quench cooled technology, the pre-hot straightening technology of tempering, tempering process, dry type blasting craft, on-line marking oiling technology etc.The utility model quenches, the heating novel process, has increased quick induction heating technique, by improving saw blade induction heating speed, implements many saw blades quenching technology simultaneously simultaneously, can increase substantially production capacity, saves a large amount of electric energy.The utility model quench cooled novel process is to adopt air cooling, deep cooling, three kinds of media of oil cooling to the compound quenching new technology of saw blade, can satisfy the requirement of saw blade marquenching optimised process, and finishes N root saw blade and the different size saw blade function of quenching simultaneously.

The utility model tempering equipment and technology can replace present bell furnace or pit furnace tempering, are with online dynamic prompt tempering novel technique, substitute the existing static state that falls behind tempering process technology at a slow speed.Described online dynamic prompt tempering is that saw blade has promptly been finished the tempered whole process with the fast speed walking on production line.

Above-mentioned novel technique not only makes saw blade reach high production capacity, can make the performance of saw blade reach perfect condition simultaneously, makes the product quality of saw blade reach best.

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 the one-piece construction vertical view of embodiment six, Fig. 4 is that the one-piece construction m of Fig. 3 embodiment is to front view, Fig. 5 be the n-n of Fig. 3 to front view, Fig. 6 is the front view of gas shield equipment (for protection device of air 10); Fig. 7 a is the A-A sectional view (a metal flue) of the box quenching process furnace 8 of Fig. 1, and Fig. 7 b is the A-A sectional view (two metal flues) of the box quenching process furnace 8 of Fig. 1, and Fig. 7 c is the A-A sectional view (N metal flue) of the box quenching process furnace 8 of Fig. 1; Fig. 8 is the box tempering stove B-B sectional view of Fig. 1; Fig. 9 a is the C-C sectional view (circle spiral induction heater) of the induction quenching preheating oven 149 of Fig. 1, and Fig. 9 b is the C-C sectional view (special-shaped spiral induction heater) of the induction quenching preheating oven 149 of Fig. 1; Figure 10 a is the D-D sectional view (special-shaped spiral induction heater) of the induction tempering preheating oven 68 among Fig. 1, Figure 10 b is the D-D sectional view (circle spiral induction heater) of the induction tempering preheating oven 68 among Fig. 1, Figure 10 c is the C portion enlarged view among 10a and the 10b, Figure 10 d is the left view of Figure 10 c, Figure 10 e is the B portion enlarged view among the 10a, and Figure 10 f is the A portion enlarged view among Figure 10 b; Figure 11 a is the sectional view (spray angle is bigger) of E-E of the dry type sandblast machine 43 of Fig. 1, and Figure 11 b is the sectional view (spray angle is less) of E-E of the dry type sandblast machine 43 of Fig. 1; Figure 12 a is the hot alignment schematic diagram of pre-tempering, and Figure 12 b is the attached view of the hot alignment schematic diagram of pre-tempering; Figure 13 a is the F-F sectional view of Fig. 1 gas quenching device, and Figure 13 b is the left view of Figure 13 a; Figure 14 is the G-G sectional view of Fig. 1 deep cooling quenching device.

Embodiment

Embodiment one: shown in Fig. 1～14, present embodiment is described multi-functionally to comprise temperature control system 5 with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, for protection device of air 10 and unit cooler 11, described production line also comprises by saw blade and inputs to N the discharging device 1 that outbound course sets gradually, induction quenching preheating oven 149, box quenching process furnace 8, gas quenching device 177, deep cooling quenching device 178, oil quenchinng device 12, towing mechanism 20 (being provided with traction wheel 21 in the towing mechanism 20), saw blade position regulator 23, box tempering stove inlet end saw blade turning device 28, be positioned at the induction tempering preheating oven 68 of box tempering stove inlet end, box tempering stove 33, be positioned at the induction tempering preheating oven 68 of box tempering stove exit end, box tempering stove exit end saw blade turning device 29, box tempering stove exit end liner 42, dry type sandblast machine 43, on-line marking oiling device 181, output terminal towing mechanism 50 (being provided with traction wheel 51 in the output terminal towing mechanism 50) and N material collecting device 52;

Described induction quenching preheating oven 149 comprises frame 118, furnace shell 117, adiabator layer 112, N induction heater 115, N infrared temperature probe 106, N far infrared temperature probe terminals 108 and N induction heater terminals 109, described furnace shell 117 is installed on the frame 118, the sidewall all around that described furnace shell 117 is in tubular and the furnace shell 117 is provided with adiabator layer 112, N induction heater 115 and N infrared temperature probe 106 all are arranged in the inner chamber of furnace shell 117, each induction heater 115 is connected with induction heater terminals 109, each induction heater terminals 109 passes the upper end sidewall of furnace shell 117, every infrared temperature probe 106 is connected with far infrared temperature probe terminals 108, each far infrared temperature probe terminals 108 passes the upper end sidewall of furnace shell 117, and each induction heater 115 is provided with an infrared temperature probe 106; Infrared temperature probe 106 is used for measuring the surface temperature of saw blade 4 towards saw blade 4 sides; The temperature that infrared temperature probe 106 passes to temperature signal temperature control system 5 and controls in the induction quenching preheating ovens 149 by temperature control system 5;

N bar saw blade 4 on N discharging device 1 passes N induction heater 115 correspondingly from the inlet end of induction quenching preheating oven 149; Induction quenching preheating oven 149 is with saw blade 4 rapid heating;

Described induction quenching preheating oven 149 also comprises N sleeve pipe 111, a N induction heater terminals permanent seat 110, a N far infrared temperature probe terminals permanent seat 107, be provided with a sleeve pipe 111 between the upper end sidewall of each induction heater terminals 109 and furnace shell 117 and the corresponding adiabator layer 112, induction heater terminals permanent seat 110 is used for induction heater terminals 109 are fixed on the upper end sidewall of furnace shell 117, and far infrared temperature probe terminals permanent seat 107 is used for far infrared temperature probe terminals 108 are fixed on the upper end sidewall of furnace shell 117;

Described induction quenching preheating oven 149 also comprises mobile wheel 119 and guide rail 85, and described mobile wheel 119 is installed on the lower end of frame 118, moves wheel 119 and slides along guide rail 85;

Described box quenching process furnace 8 comprises quenching process furnace support body 83, quenching process furnace furnace shell 82, quenching process furnace adiabator layer 73, a plurality of Si-Mo rod heating units 69, a plurality of thermopairs 71, collet 70, metal flue 72 and orienting lug 77, quenching process furnace furnace shell 82 is installed on the quenching process furnace support body 83, the sidewall all around that described quenching process furnace furnace shell 82 is in tubular and the quenching process furnace furnace shell 82 is provided with quenching process furnace adiabator layer 73, metal flue 72 is arranged in the inner chamber of quenching process furnace furnace shell 82 along the length direction of quenching process furnace furnace shell 82, the inner chamber of metal flue 72 is a heat tunnel, and orienting lug 77 is arranged in the described heat tunnel of metal flue 72; A plurality of Si-Mo rod heating units 69, a plurality of thermopair 71 pass quenching process furnace furnace shell 82, collet 70, quenching process furnace adiabator layer 73 successively, a plurality of Si-Mo rod heating units 69 are arranged in the both sides of the metal flue 72 of heat tunnel successively, and a plurality of thermopairs 71 are arranged on the metal flue 72 or between the metal flue 72 successively; Pure nitrogen gas outlet 67 for protection device of air 10 feeds protection gas by protection gas inlet 7 in metal flue shape 72; A plurality of thermopairs 71 are used for measuring the temperature in the box quenching process furnace 8, control automatically by thermopair 71 (temperature control element thermopair 71) detected temperatures and by temperature controlling system 5 realization temperature;

N bar saw blade 4 behind the process induction quenching preheating oven 149 passes orienting lug 77 correspondingly from the inlet end of box quenching process furnace 8; Box quenching process furnace 8 is heated to the quenching technology temperature with saw blade 4;

The heat tunnel that described metal flue 72 forms can be one, more than two or N, the quantity of promptly described metal flue 72 can for one, more than two or N; When the quantity of described metal flue 72 was one, orienting lug 77 all was arranged in the metal flue 72; Orienting lug 77 is divided into and corresponding to group of the quantity of metal flue 72 when above when the quantity of described metal flue 72 is two, one group of orienting lug 77 is arranged in the metal flue 72; When the quantity of described metal flue 72 is N when above, be provided with an orienting lug 77 in each metal flue 72;

Described box quenching process furnace 8 also comprises supply transformer 81, and supply transformer 81 is used for providing electric current to heating unit Si-Mo rod 69;

Described box quenching process furnace 8 also comprises partition panel 78 and parallels 79, and described partition panel 78 and parallels 79 from top to bottom are provided with, and described partition panel 78 and parallels 79 all are arranged in the metal flue 72, and orienting lug 77 places on the parallels 79;

Described box quenching process furnace 8 comprises that also the quenching process furnace moves wheel 74 and quenching process furnace guide rail 75, and described quenching process furnace moves wheel 74 and is installed on the lower end of quenching process furnace support body 83, and the quenching process furnace moves wheel 74 and slides along quenching process furnace guide rail 75;

Described gas quenching device 177 is made of gas quenching device case 167 and N group gas quenching passage, N group gas quenching passage is set up in parallel in gas quenching device case 167, every group of gas quenching passage is made of cooling gas inlet 164, five-way 165 and a plurality of gas quenchings unit, and a plurality of gas quenchings unit be arranged in parallel along the length direction of gas quenching device 177; Each gas quenching unit is made of a saw blade tooth portion water cooler 168, curved inlet pipe 166 and a pair of saw blade back-cooled device 171, a saw blade back-cooled device 171 is communicated with an end of curved inlet pipe 166, another saw blade back-cooled device 171 is communicated with the other end of curved inlet pipe 166, a pair of saw blade back-cooled device 171 be provided with in opposite directions and each forward surface on have saw blade back-cooled device cooling gas outlet 170; Have saw blade tooth portion water cooler cooling gas outlet 169 on the saw blade tooth portion water cooler 168, cooling gas inlet 164 is communicated with curved inlet pipe 166, saw blade tooth portion water cooler 168 respectively by five-way 165; Pure nitrogen gas outlet 67 for protection device of air 10 is connected with unit cooler 11, through unit cooler 11 refrigerated cool nitrogens by cooling gas inlet 164, through four-way 165, directly inlet pipe 168, cooling gas export 170, are sprayed onto the surface of saw blade 4;

N bar saw blade 4 behind the box quenching process furnace 8 of process passes N group gas quenching passage correspondingly from the inlet end of gas quenching device 177;

Described deep cooling quenching device 178 is by deep cooling quenching device housing 176, the N that integrates deep cooling quenching unit, system cryogen connecting pipeline 172 and go out refrigeration agent connecting pipeline 173 and constitute, each deep cooling quenching unit constitutes by deep freezer housing 190 and the deep freezers 175 that are contained in the deep freezer housing 190, described deep freezer 175 is made of deep freezer main body 175-1 and a plurality of refrigerant flow path 175-2, deep freezer main body 175-1 middle part has saw blade cooling channel 174,174 both sides, saw blade cooling channel are furnished with a plurality of refrigerant flow path 175-2, the exit end of system cryogen connecting pipeline 172 is connected respectively with the inlet end of a plurality of refrigerant flow path 175-2, the exit end of a plurality of refrigerant flow path 175-2 with go out refrigeration agent connecting pipeline 173 inlet ends and be connected respectively; The refrigerant outlet of unit cooler 11 is connected with system cryogen connecting pipeline 172 inlet ends, and the exit end that goes out refrigeration agent connecting pipeline 173 is connected with the refrigerant inlet of unit cooler 11;

N bar saw blade 4 behind the process gas quenching device 177 passes N the saw blade cooling channel 174 on the deep cooling quenching unit correspondingly from the inlet end of deep cooling quenching device 178;

Oil quenchinng device 12 comprises oil quenchinng apparatus main body 12-1, cooling jet 13, the first quenching oil recycle pump 14-1, quenching fuel tank 179-2, the second quenching oil recycle pump 14-2, water cooler 15, well heater 16 and quenching oil thermostat 179-1, water cooler 15 and well heater 16 are installed in the fuel tank of quenching thermostat 179-1, quenching oil circulates in quenching oil thermostat 179-1 and quenching fuel tank 179-2 by the first quenching oil recycle pump 14-1, and quenching oil is sprayed onto on saw blade 4 surfaces by the cooling jet 13 of the second quenching oil recycle pump 14-2 in oil quenchinng apparatus main body 12-1 is set; The quenching oil that oil quenchinng apparatus main body 12-1 collects flows back in the quenching fuel tank 179-2 again;

The temperature of temperature control system 5 control gas quenching devices 177, deep cooling quenching device 178 and oil quenchinng device 12;

Described saw blade position regulator 23 is made of N deflecting roller 23-1; N group deflecting roller 23-1 from top to bottom is provided with; The effect of saw blade position regulator 23 is that N root saw blade 4 is turned to, (saw blade crown 161 up with the N root saw blade 4 of horizontal Tile operation, saw blade back 162 down, N root saw blade 4 place plane parallel and all vertical) change into gradually and move in a vertical surface that (saw blade crown 161 up with horizontal plane, saw blade back 162 down, but N root saw blade 4 is on the same vertical plane);

Enter simultaneously induction tempering preheating oven 68, the box tempering stove 33 that is positioned at box tempering stove inlet end, the induction tempering preheating oven 68 that is positioned at box tempering stove exit end through saw blade position regulator 23 an adjusted N saw blade successively via guiding transition wheels 30; Be positioned at the inlet end of induction tempering preheating oven 68 of box tempering stove inlet end and the inlet end of box tempering stove 33 and be equipped with inlet guide deflection sheave 31, the exit end of box tempering stove 33 and be positioned at induction tempering preheating oven 68 exit end of box tempering stove exit end and be provided with export orientation wheel 37;

Each saw blade is wrapped on the corresponding turning wheel of box tempering stove inlet end saw blade turning device 28, box tempering stove exit end saw blade turning device 29; N saw blade is under the effect of box tempering stove inlet end saw blade turning device 28, box tempering stove exit end saw blade turning device 29, in induction tempering preheating oven 68 threes that are arranged in the induction tempering preheating oven 68 of box tempering stove inlet end, box tempering stove 33, the be positioned at box tempering stove exit end operation of repeatedly turning back, number of turns is by turning wheel number in box tempering stove inlet end saw blade turning device 28, the box tempering stove exit end saw blade turning device 29 and decoration form decision;

Described box tempering stove inlet end saw blade turning device 28 comprises the inlet end first turning wheel 28-1, the inlet end second turning wheel 28-2 and inlet end the 3rd turning wheel 28-3 that is triangularly arranged, and on each turning wheel in above-mentioned three turning wheels N disk is arranged; Described box tempering stove exit end saw blade turning device 29 comprises the exit end first turning wheel 29-1, the exit end second turning wheel 29-2, exit end the 3rd turning wheel 29-3 and exit end the 4th turning wheel 29-4 that is trapezoidal layout, on each turning wheel in above-mentioned four turning wheels N disk is arranged; Behind each saw blade process guiding transition wheels 30, walk around the exit end first turning wheel 29-1, the inlet end first turning wheel 28-1, the exit end second turning wheel 29-2, the inlet end second turning wheel 28-2, exit end the 3rd turning wheel 29-3, inlet end the 3rd turning wheel 28-3, exit end the 4th turning wheel 29-4 successively;

Perhaps, described box tempering stove inlet end saw blade turning device 28 is made of N inlet end saw blade turning unit, described box tempering stove exit end saw blade turning device 29 is made of N exit end saw blade turning unit, and each inlet end saw blade turning unit comprises the inlet end first turning wheel 28-1, the inlet end second turning wheel 28-2 and inlet end the 3rd turning wheel 28-3 that is triangularly arranged; Each exit end saw blade turning unit comprises the exit end first turning wheel 29-1, the exit end second turning wheel 29-2, exit end the 3rd turning wheel 29-3 and exit end the 4th turning wheel 29-4 that is trapezoidal layout;

Described induction tempering preheating oven 68 comprises that induction tempering preheating oven housing 137, tempering preheating oven adiabator layer 122, a plurality of infrared temperature sensor connection terminal 125, a plurality of infrared temperature sensor fixed link 121, a plurality of infrared temperature sensor 120, a plurality of induction heater fixed link 135, induction heater wiring 132, a plurality of induction heater 136, a plurality of cooling gas enter pipe 127 and a plurality of cooling unit; Each cooling unit is made of cooling unit inlet pipe 129, cooling unit threeway 140, cooling unit air intake bend pipe 141 and a pair of cooling air knife 130, one end of cooling unit inlet pipe 129 is communicated with cooling unit air intake bend pipe 141 by cooling unit threeway 140, one end of cooling unit air intake bend pipe 141 is communicated with a cooling air knife 130, the other end of cooling unit air intake bend pipe 141 is communicated with another cooling air knife 130, and a pair of cooling air knife 130 is provided with in opposite directions; The sidewall all around that housing 137 is tubular and housing 137 is provided with tempering preheating oven adiabator layer 122, and a plurality of infrared temperature sensors 120, a plurality of induction heater 136 and a plurality of cooling unit all are arranged in the inner chamber of housing 137; A plurality of infrared temperature sensor fixed links 121 and the 135 alternate settings of a plurality of induction heater fixed link and all be inserted in the inner chamber of housing 137, each infrared temperature sensor fixed link 121 is equipped with N infrared temperature sensor 120 from the bottom to top successively, each induction heater fixed link 135 is equipped with N induction heater 136 from the bottom to top successively, and induction heater wiring 132 is fixed on the induction heater fixed link 135 and electric connecting terminal is exposed at the outside of housing 137; Infrared temperature sensor connection terminal 125 is fixed on the outside that infrared temperature sensor fixed link 121 and electric connecting terminal are exposed at housing 137; Cooling gas enters pipe 127 between infrared temperature sensor connection terminal 125 and induction heater fixed link 135 and be inserted in the inner chamber of housing 137, each cooling gas enters pipe 127 N cooling unit is installed from the bottom to top, and each cooling unit inlet pipe 129 enters pipe 127 by threeway 128 and cooling gas and is communicated with;

Induction tempering preheating oven 68 is arranged on box tempering stove 33 two ends, 4 heating of 136 pairs of saw blades of induction heater, and infrared temperature sensor 120 detects the temperature of saw blade 4, and cooling gas cools off fast to saw blade 4; When saw blade 4 during, 136 pairs of saw blade 4 rapid heating of induction heater to 33 operations of box tempering stove, when saw blade 4 when box tempering stove 33 comes out to enter induction preheating oven 68, cooling gas is through cooling air knife 130 cooling saw blades 4 surfaces;

Each infrared temperature sensor fixed link 121 is fixed on the upper surface of housing 137 by an infrared temperature sensor permanent seat 124; Each induction heater fixed link 135 is fixed on the upper surface of housing 137 by an induction heater permanent seat 131; Each cooling gas enter the pipe 127 by cooling gas enter the pipe permanent seat 126 be fixed on the upper surface of housing 137;

Described induction tempering preheating oven 68 comprises that also the induction tempering preheating oven moves wheel 139, induction tempering preheating oven frame 138 and induction tempering preheating oven guide rail 105, induction tempering preheating oven frame 138 is arranged on the lower end of induction tempering preheating oven housing 137, the lower end of induction tempering preheating oven frame 138 is equipped with the induction tempering preheating oven and moves wheel 139, and the induction tempering preheating oven moves wheel 139 and slides along induction tempering preheating oven guide rail 105;

Described box tempering stove 33 comprises box tempering stove housing 102, box tempering stove adiabator layer 93, a plurality of flue support 86, a plurality of metal flue 88, a plurality of orienting lug 89, many group chamber types tempering stove well heater 91, heater support 92, a plurality of box tempering stove thermopair 96, circulation air path 97, air-circulating fan impeller 98, recirculation blower 99, circulating air air suction inlet 100, circulating air air outlet 101 and heat tunnel 180; Each flue support 86 is made of column 86-1 and a plurality of transverse slat 86-2, and each column 86-1 one or both sides is by last supreme N the transverse slat 86-2 that be arranged with in parallel; Sidewall is provided with box tempering stove adiabator layer 93 around the box tempering stove housing 102; Both sides in the box tempering stove housing 102 respectively are provided with box tempering stove well heater 91, and box tempering stove well heater 91 is installed on the heater support 92; Recirculation blower 99 is arranged on box tempering stove housing 102 upper end wall outward, recirculation blower 99 drives air-circulating fan impellers 98 and rotates, and is furnished with circulation air path 97, air-circulating fan impeller 98 around in the box tempering stove housing 102 and hot blast is sent into circulation air path 97 backs from circulating air air suction inlet 100 and discharge through circulating air air outlet 101; A plurality of flue supports 86 are arranged in the inner chamber of box tempering stove housing 102, are provided with orienting lug 89 in each metal flue 88, and each transverse slat 86-2 is provided with a metal flue 88; Box tempering stove thermopair 96 is inserted on the upper end wall of box tempering stove housing 102 and the working end is positioned at box tempering stove housing 102, and box tempering stove thermopair 96 is between two column 86-1 or in the inner chamber of column 86-1; A plurality of box tempering stove thermopairs 96 are by homo(io)thermism in the described box tempering stove 33 of temperature control system 5 controls; Two ends and centre at the metal flue 88 of box tempering stove 33 are provided with gas atmosphere inlet 32,88 li are connected with pure nitrogen gas by pure nitrogen gas outlet 67 to the metal flue for protection device of air 10;

Described box tempering stove 33 comprises that also box tempering stove frame 103, box tempering stove move wheel 104 and box tempering stove guide rail 105, the lower end wall of box tempering stove housing 102 is provided with box tempering stove frame 103, the lower end of box tempering stove frame 103 is provided with box tempering stove and moves wheel 104, and box tempering stove moves wheel 104 along sliding on the box tempering stove guide rail 105;

Box tempering stove adiabator layer 93 is made up of high alumina brick, ceramic tile, aluminosilicate refractory fiber felt etc.; The general 3-4 layer of its number of plies, orienting lug 89 and metal flue 88 constitute heat tunnel 180; Orienting lug 89 can be selected materials such as white fused alumina, silicon carbide, mullite for use; Box tempering stove well heater 91 is fixed on the inside of box tempering stove 33, and circulating air air suction inlet 100 is below air-circulating fan impeller 98, and circulating air air outlet 101 is in the both sides of side thermal insulation layer, the air outlet positioned opposite; Box tempering stove 33 is continous way resistance furnaces, and preheating in the stove and insulation can be divided into a plurality of sections usually, and by many groups resistance wire or ribbon heater heating, temperature is controlled automatically by temperature control system 5; A plurality of box tempering stove thermopairs 96 pass box tempering stove housing 102 successively, organize well heater 91 more is arranged in lagging material 93 inboards successively, and a plurality of thermopairs 96 are arranged between the two row metal flues 88 of heat tunnel successively;

The quenching of realization bi-metal bandsaw blades, tempering, sandblast, cleaning, oven dry, mark, oiling, alignment etc. all operations are automatically once finished on a production line continuously.

Embodiment two: shown in Fig. 1, Figure 12 a and Figure 12 b, the described production line of present embodiment comprises that also hot alignment process furnace 18 of pre-tempering and saw blade back linearity detect and control device 19, and the hot alignment process furnace 18 of described pre-tempering, the detection of saw blade back linearity and control device 19 input to outbound course by saw blade and be successively set between oil quenchinng device 12 and the towing mechanism 20;

The pre-hot alignment process furnace 18 of tempering comprises elevating bracket 155, ball-screw 156, shaft coupling 157, servomotor 158, first location transmitter 159, second position transmitter 160, the 3rd position transducer 163, the output shaft of servomotor 158 is connected with ball-screw 156 by shaft coupling 157, and elevating bracket 155 moves up and down under the effect of ball-screw 156; Linearity detection of saw blade back and control device 19 are placed on the exit end of the hot alignment process furnace 18 of pre-tempering, with first sensor 159, second transmitter 160, the 3rd transmitter 163 faces the side of saw blade 4, on the length direction of saw blade 4, get 3 measurement point a, b, c, because a, 2 definite straight lines of c, can be by Computing b point to the distance of straight line ac action h as saw blade 4, by servo control mechanism 158, ball-screw 156, lifting device 155 is moved up and down drive saw blade 4, change the heating location (saw blade crown 161 up, saw blade back 162 down) of saw blade 4.Other composition and annexation are identical with embodiment one.

Embodiment three: as Fig. 1, shown in Figure 11 a and Figure 11 b, the described dry type sandblast machine 43 of present embodiment is by two risers 142, support plate 143, a plurality of spray guns 152, a plurality of setting devices, first rotating shaft 147, support 148, second rotating shaft 149 and compressed air inlet pipe 150, two risers 142 be arranged in parallel and the two between link together by horizontally disposed support plate 143, a plurality of spray guns 152 are divided into two groups of both sides that are arranged on support plate 143 tops, the nozzle 153 of two spray guns 152 of group is oppositely arranged, each spray gun 152 is provided with into sand hole 151, each spray gun 152 is installed on the support 148 by first rotating shaft 147, each spray gun 152 is connected by second rotating shaft 149 with an end of the regulating rod 146 of setting device, and described setting device is used to adjust the spray angle of spray gun 152;

Described setting device comprises regulating rod 146, adjustment rack 144 and adjusts handwheel 145, the other end of regulating rod 146 passes the riser 142 of corresponding position, adjust handwheel 145 and be installed on the other end of regulating rod 146, adjustment rack 144 also is installed on the other end of regulating rod 146 and adjusts the inner chamber that handwheel 145 is arranged in adjustment rack 144;

Many both sides that spray gun are arranged in saw blade 4, material spray 154 is transported to spray gun 152 nozzles 153 places by slush pump, pressurized air produces high-pressure air by inlet pipe 150 material spray 154 is ejected on the saw blade 4, the angle of spray gun 152 and position are adjusted by handwheel 145, every can be spray gun 152 at saw blade 4 different sites sandblasts.Other composition and annexation are identical with embodiment one or two.

Embodiment four: as depicted in figs. 1 and 2, the described production line of present embodiment also comprises and is coated with slushing oil mechanism 47, is coated with slushing oil mechanism 47 and is arranged between on-line marking oiling device 181 and the output terminal towing mechanism 50.Other composition and annexation are identical with embodiment one, two or three.

Embodiment five: as depicted in figs. 1 and 2, the described production line of present embodiment also comprises and blows oily device 48 and oil-scraping device 49, and the described oily device 48, oil-scraping device 49 of blowing inputs to outbound course by saw blade and be successively set on and be coated with between slushing oil mechanism 47 and the output terminal towing mechanism 50.Other composition and annexation are identical with embodiment one, two, three or four.

Embodiment six: shown in Fig. 3～5, saw blade position regulator 23 in the described production line of present embodiment replaces with the saw blade position and adjusts steering gear, described saw blade position is adjusted steering gear and is made of first saw blade position adjustment turning device 24 and second saw blade position adjustment turning device 26, be provided with a plurality of guide deflection sheaves 25 that circular arc is arranged that are in first turning device 24, be provided with a plurality of guide deflection sheaves 27 that circular arc is arranged that are in second turning device 25, the saw blade position is adjusted steering gear and is used for N root saw blade 4 is turned to, (saw blade crown 161 up with the N root saw blade 4 of horizontal Tile operation, saw blade back 162 down, N root saw blade 4 place plane parallel and all vertical) change into gradually and move in a vertical surface that (saw blade crown 161 up with horizontal plane, saw blade back 162 down, but N root saw blade 4 is on the same vertical plane); The saw blade position is adjusted steering gear and also is used for saw blade is changed traffic direction.Other composition and annexation are identical with embodiment one, two, three, four, five or six.

Embodiment seven: shown in Fig. 1～5, the present embodiment production line also comprises deoscillator 2 and middle transition guiding mechanism 22, described deoscillator 2 is arranged on first washing unit 6 and is arranged between N discharging device 1, the induction quenching preheating oven 149, and described middle transition guiding mechanism 22 is arranged between towing mechanism 20, the steering gear 26; Be provided with damping wheel 3 in the described deoscillator 2.Other composition and annexation are identical with embodiment one, two, three, four, five, six or seven.

Embodiment eight: shown in Fig. 3～5, the present embodiment production line also comprises first washing unit 6, second washing unit 17 and the 3rd washing unit 45, and described first washing unit 6 is arranged between deoscillator 2 and the induction quenching preheating oven 149; Described second washing unit 17 is arranged between oil quenchinng device 12 and the pre-hot alignment process furnace 18 of tempering, and described the 3rd washing unit 45 is arranged between dry type sandblast machine 43 and the on-line marking oiling device 181.Other composition and annexation are identical with embodiment one, two, three, four, five, six, seven or eight.

Embodiment nine: the difference of present embodiment and embodiment one is: with the gas quenching device 177 described in the embodiment one, deep cooling quenching device 178 and oil quenchinng device 12 threes replace with gas quenching device 177, or replace with deep cooling quenching device 178, or replace with oil quenchinng device 12, or replace with gas quenching device 177 and deep cooling quenching device 178, or replace with deep cooling quenching device 178 and oil quenchinng device 12, or replace with gas quenching device 177 and oil quenchinng device 12.Other composition and annexation are identical with embodiment one.

Embodiment ten: shown in Fig. 3～5, the described quenching technology of present embodiment adopts gas quenching, deep cooling to quench and three kinds of modes of oil quenching are carried out compound quenching to saw blade 4 successively; The quenchant of described gas quenching is a nitrogen, and the quenchant that described deep cooling quenches is a refrigeration agent, and described oil-quenched quenchant is a quenching oil.

Embodiment 11: shown in Fig. 3～5, one or both in the described quenching technology employing of present embodiment gas quenching, deep cooling quenching, the oil quenching are compound.

The utility model is not limited 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 at the utility model:

Described box quenching process furnace 8 is divided into sections such as preheating, heating, insulation, adopts 69 pairs of metal flues 72 of Si-Mo rod, orienting lug 77 heating, indirectly to saw blade 4 heating.Orienting lug 77 and parallels 79 are sleeved on metal flue 72 the insides, heat tunnel is arranged in the thermal insulation layer of box quenching process furnace 8, the heat that Si-Mo rod 69 heating units produce is transmitted on the saw blade 4 by metal flue 72, orienting lug 77, and saw blade 4 is heated to the quenching technology temperature.Metal flue shape 72 two ends and centre are connected with pure nitrogen gas 67, make saw blade 4 not oxidations at high temperature, not decarburization, realize bright quenching.As Fig. 7 a, 7b and 7c, the heat tunnel that metal flue 72 forms can be one, two, four or a plurality of, and promptly a metal flue can be provided with 4 operations of a saw blade for 72 li, also can be provided with two, four or a plurality of.Box quenching process furnace 8 is provided with multilayer insulant, a plurality of Si-Mo rods 69, a plurality of thermopairs 71 pass collet 70 successively, furnace shell 82, lagging material 73 and lagging material 74, and around being arranged on each heat tunnel along metal flue 72 length directions, a plurality of Si-Mo rod 69 heating units are arranged in the both sides of the metal flue 72 of heat tunnel successively, a plurality of thermopairs 71 are arranged on the metal flue 72 or between the metal flue 72 successively, a plurality of thermopairs 71 are used for measuring the temperature in the box quenching process furnace 8, supply transformer 81 provides electric current to heating unit Si-Mo rod 69, by temperature control element thermopair 71 detected temperatures, control automatically by silicon controlled rectifier temperature control system 5 realization temperature.

Shown in induction quenching preheating oven 149 be arranged on box quenching process furnace 8 inlet ends saw blade 4 carried out rapidly pre-warming, through box quenching process furnace 8 saw blade is heated to austenitizing temperature again and finishes quenching.As Fig. 9 a and Fig. 9 b, be provided with the surface temperature that 115 pairs of saw blade 4 rapid heating of N group induction heater, N group infrared temperature probe 106 are used for measuring saw blade 4 in the stove.N group infrared temperature probe 106, temperature controlling system 5 are finished temperature detection and control.

The utility model adopts gas quenching, deep cooling quenching, three kinds of media of oil quenching to the saw blade marquenching.Quenching refrigerating device in the described production line mainly is made up of gas quenching device 177, deep cooling quenching device 178 and oil quenchinng device 12.At first saw blade 4 is cooled off fast through unit cooler 11 refrigerated nitrogen.Refrigeration agent cools off by the normal speed that saw blade 4 is finished in cooling channel 170 through refrigerant inlet 168, deep freezer 171, and refrigeration agent returns unit cooler 11 through refrigerant outlet 169, continues circulation.Oil quenchinng device 12 is made up of quenching fuel tank, cooling jet 13, quenching oil recycle pump 14, water cooler 15, well heater 16 and temperature control system 5 etc.When saw blade 4 ran to oil quenching device 12, quenching oil cooled off slowly by quenching oil circulating oil pump 14,13 pairs of saw blades 4 of quenching nozzle.Oil quenching device 12 has N passage makes saw blade 4 move along the passage constant speed, the fuel tank of quenching thermostat 179 is imported and exported and is connected with oil quenching device 12 respectively, quenching oil by quenching oil recycle pump 14 with quenching oil at oil quenching device 12, circulation in the quenching thermostat 179, quenching oil thermostat 179 is provided with water cooler 15, well heater 16, magnetic valve, temperature sensor, temperature control system 5, water cooler 15 and well heater 16 are installed in the fuel tank of quenching thermostat 179, temperature control system 5 control gas quenching devices 177, the temperature of deep cooling quenching device 178 and oil quenchinng device 12 realizes quenching oil is heated, cooling temperature and control keep homo(io)thermism.N compound quench systems is realized the N root different size saw blade function of quenching simultaneously.Adopt air cooling, Deep-Frozen and three kinds of compound quenching technologys of medium of quenching oil, satisfy the requirement of bimetallic composite band saw blade stepped quenching process, the performance of saw blade reaches optimum regime.

It is respectively washing unit 6, washing unit 17, washing unit 45 that described production line is provided with three washing units.Be located at respectively before the induction quenching preheating oven 149, before the hot alignment process furnace 18 of pre-tempering and after the dry type sandblast machine 43.Described washing unit comprises cleaning, drying plant.Cleaning equipment is made up of cleaning case, recycle pump, washing nozzle etc.A plurality of nozzles can be arranged in both sides at a saw blade, and clean-out system adopts degreasing agent to remove saw blade 4 surface and oil contaminants.Drying plant comprises that heating unit, heated air circulation device dry saw blade 4, makes saw blade 4 surface dryings, prevents the saw blade oxidation.

Hot alignment equipment of the pre-tempering of described production line and technology adopt saw blade back linearity to detect and control device 19 is controlled the distortion that saw blades 4 produce in heat treatment process.Figure 12 is the front view and the vertical view of the hot alignment schematic diagram of pre-tempering, according to the sight alignment principle, sensors A, transmitter B, transmitter C are faced the side of saw blade 4, on the length direction of saw blade 4, get 3 measurement point A, B, C, because 2 definite straight lines of A, C, can be by Computing B point to the distance of straight line AC action h as saw blade 4.The data of sensor detecting saw blade 4, by servo control mechanism 158, ball-screw 156, lifting device 155 is moved up and down drive saw blade 4, change the heating location of saw blade 4 in the pre-hot alignment process furnace 18 of tempering, change the linearity of saw blade by expanding with heat and contract with cold, realize the purpose of online automatic aligning saw blade.Adopt the Computerized intelligent technology to improve the alignment precision, and realize regulating automatically.

The guiding mechanism 22 of described production line, guide deflection sheave 23, turn to climbing device 24, guide deflection sheave 25, turn to climbing device 26, the effect of guide deflection sheave 27 is saw blade to be turned to and the saw blade 4 of level run is changed into gradually in a vertical surface and moved, see Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, can repeatedly come and go operation by turning wheel 29, turning wheel 39, turning wheel 41 so that enter in induction tempering preheating oven 68 and the box tempering stove 33.The main effect of turning device 28, turning wheel 29, guide deflection sheave 30, guide deflection sheave 31, guide deflection sheave 37, turning wheel 39, turning wheel 41 is that the realization saw blade is repeatedly turned back, and realizes the saw blade heating for multiple times is repeatedly cooled off purpose.

The box tempering equipment of described production line adopts saw blade 4 operation scheme of turning back to satisfy saw blade thermal treatment process condition, and box tempering stove 33 longitudinal lengths are shortened greatly.Saw blade 4 enters guide deflection sheave 30, induction tempering preheating oven 68, inlet guide deflection sheave 31, box tempering stove 33, export orientation wheel 37, induction tempering preheating oven 68, guide deflection sheave 39 successively after turning to climbing device 23, reenter guide deflection sheave 37, induction tempering preheating oven 68, box tempering stove 33, guide deflection sheave 31, guide deflection sheave 29 after turning back, 29 reenter induction tempering preheating oven 68 after turning 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.The lagging material of described box tempering stove 33 is compositions such as high alumina brick, ceramic tile, aluminosilicate refractory fiber felt.The general 3-4 layer of the box tempering stove 33 lagging material numbers of plies, heat tunnel W is made of orienting lug 89 and metal flue 88.Orienting lug 89 is sleeved on metal flue 88 the insides, and orienting lug 89 can be selected materials such as white fused alumina, silicon carbide for use.Arrangement form such as Fig. 8 of stove internal heating passage 180, total a plurality of heat tunnels 180, saw blade I, saw blade II, saw blade III, saw blade IV are respectively by stove internal heating passage 180 constant speed level runs.Well heater 91 is fixed on the inside of box tempering stove 33, and when temperature reached design temperature, thermopair 96 was constant with temperature control system 5 controlled temperature.Box tempering stove 33 is provided with many thermopairs can control each Heating Zone Temperature.Because the furnace inner space of box tempering stove 33 is bigger, recirculation blower 99 is set can makes the interior temperature of stove field evenly, help saw blade 4 tempering qualities.This implements described box tempering stove 33 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, temperature is controlled automatically by temperature control system 5, a plurality of thermopairs 96 pass housing 102 successively, adiabator layer and be arranged on each heat tunnel along the length direction of heating unit around, many group well heaters 91 are arranged in lagging material 93 inboards successively, a plurality of thermopairs 96 are arranged between the two row metal flues 88 of heat tunnel successively, a plurality of thermopairs 96 are used for measuring the temperature of box tempering stove 33, by temperature control system 5 controlled temperature.Two ends and centre at the metal flue 88 of box tempering stove 33 are provided with gas atmosphere inlet 32, are connected with pure nitrogen gas 67 for 88 li to the metal flue, make saw blade 4 not oxidations at high temperature, not decarburization, realize bright tempering.

Described production line induction tempering preheating oven 68 is arranged on box tempering stove 33 two ends, sees Figure 10, is provided with compositions such as induction heater 136, infrared temperature sensor 120, cooling gas inlet 127, inlet pipe 129, cooling air knife 130 in the stove.4 heating of 136 pairs of saw blades of induction heater, infrared temperature sensor 120 detects the temperature of saw blade 4, and cooling gas cools off fast to saw blade 4.When saw blade 4 during, 136 pairs of saw blade 4 rapid heating of induction heater to 33 operations of box tempering stove, can improve the rate of heating of saw blade, shorten heat-up time.Induction tempering preheating oven 68 is provided with quickly cooling device, and when saw blade 4 comes out to enter induction during preheating oven 68 from box tempering stove 33, cooling gas can improve the speed of cooling of saw blade through cooling air 130 cooling saw blades 4 surfaces, shortens cooling time.Shorten the saw blade tempering heating and cooling time, can increase substantially production capacity, reduce cost, save the energy.

Described dry type sandblast machine 43 will replace traditional wet type unit sand-blast device, and dry type sandblast machine 43 comprises slush pump, frame 142, adjusts handwheel 145, regulating rod 146, rotating shaft 147, support 148, inlet pipe 150, advances compositions such as sand hole 151, spray gun 152, nozzle 153.See Figure 11, material spray 154 is transported to spray gun 152 nozzles 153 places by slush pump, pressurized air produces high-pressure air by inlet pipe 150 material spray 154 is ejected on the saw blade 4, the angle of spray gun 152 and position are adjusted by handwheel 145, whenever, can solve big specification saw blade 4 sandblast problem of non-uniform to spray gun 152 at saw blade 4 different sites sandblasts, improve production efficiency, reduce production cost, improved workman's operation intensity and environment.

Described production line marking device 46, be coated with slushing oil mechanism 47, blow oily device 48, oil-scraping device 49 is integrated on the equipment, finishes oiling, mark function automatically.Marking device can adopt ink jet printer or laser marking machine, and slushing oil is coated onto saw blade 4 surfaces by oil pump, oil pipe with oil, blows oily device 48 and oil-scraping device 49 and can remove saw blade 4 surface residue slushing oil.

The system nitrogen gas preparing that gas shield equipment is made of air compressor 53, Nitrogen plant group 54, nitrogen purification device 58, nitrogen distributor 66 in the described production line and Controlling System etc. are formed.Nitrogen plant unit 54 is purified by nitrogen purification device 58, can obtain oxygen level less than the 5ppm high-purity nitrogen and to box quenching process furnace 8, box tempering stove 33, gas quenching device 173, induction tempering preheating oven 68 air feed of production line, to guarantee the bright quenching and the tempering of saw blade 4.

Described production line also comprises N discharging device 1, deoscillator 2, towing mechanism 20, guiding mechanism 22, turns to climbing device 24, turns to climbing device 26, turning device 28, turning device 38, cross that guide wheel 42, towing mechanism 50, material collecting device 52 are formed a successive saw blade blowing, turn round, turned to, material-receiving system.

The N of a described production line heating unit, a N quenching unit and the consistent setting of N material collecting device 52 quantity.Can be simultaneously to two, three ... .N root saw blade heat-treatment quenching, tempering, sandblast, cleaning, oven dry, mark, oiling, alignment, N heating unit and N quenching unit adopt the same way as setting, can adopt linear arrangement form (as shown in Figure 1), also can adopt the spread pattern of turning back (as Fig. 3, Fig. 4, shown in Figure 5).

The deoscillator 2 of described production line comprises compositions such as motor, transmission mechanism, powder clutch, damping wheel 3.For guaranteeing saw blade 4 straight operations, must between deoscillator 2 and towing mechanism 50, form permanent tension force, can change tension force by adjusting powder clutch voltage, realize the stepless speed regulation of saw blade 4.

Described temperature control system 5 has electrical instrumentation, temperature control instrument, multichannel display recorder etc., can set and control process furnace arbitrarily and respectively distinguish temperature, and can show a plurality of Heating Zone Temperature, 1000 ± 1 ℃ of temperature-controlled precisions simultaneously automatically.

As shown in Figure 3, described production line also comprises turning device, and turning device is the two ends that in-line is arranged on induction tempering preheating oven 68, and its effect is turn back along its length (comparison diagram 1 and Fig. 2), can reduce production line length significantly.

Principle of work

What Fig. 1～4 were represented is multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line continuous quenching, tempering, sandblast, clean, oven dry, mark, oiling, situations such as alignment, the employing quadruplet is received, material drain system (four material collecting devices 52 and four discharging devices 1), saw blade I, saw blade II, saw blade III, saw blade IV passes deoscillator 2 respectively, 6 four cleaning, drying unit of washing unit, 149 4 heating units of induction quenching preheating oven, 8 four heating units of box quenching process furnace, 12 4 quenching unit of quenching device, pre-17 4 tempering unit of the hot alignment process furnace of tempering, 19 4 cleaning, drying unit of washing unit, 33 4 tempering unit of online box tempering stove, four abrasion blasting units of sandblast apparatus, 45 4 cleaning, drying unit of washing unit, 46 4 mark unit of marking device, be coated with 47 4 oiling unit of slushing oil mechanism, through 50 tractions of tension force towing mechanism, come rewinding by four material collecting devices 52 at last, finish thermal treatment and later all process steps thereof in the saw blade production process.

Claims (8)

1. One kind multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, described production line comprises temperature control system (5), for protection device of air (10) and unit cooler (11), it is characterized in that: described production line also comprises by saw blade and inputs to N the discharging device (1) that outbound course sets gradually, induction quenching preheating oven (149), box quenching process furnace (8), gas quenching device (177), deep cooling quenching device (178), oil quenchinng device (12), towing mechanism (20), saw blade position regulator (23), box tempering stove inlet end saw blade turning device (28), be positioned at the induction tempering preheating oven (68) of box tempering stove inlet end, box tempering stove (33), be positioned at the induction tempering preheating oven (68) of box tempering stove exit end, box tempering stove exit end saw blade turning device (29), box tempering stove exit end liner (42), dry type sandblast machine (43), on-line marking oiling device (181), output terminal towing mechanism (50) and N material collecting device (52);

   Described induction quenching preheating oven (149) comprises frame (118), furnace shell (117), adiabator layer (112), N induction heater (115), N infrared temperature probe (106), N far infrared temperature probe terminals (108) and N induction heater terminals (109), described furnace shell (117) is installed on the frame (118), the sidewall all around that described furnace shell (117) is in tubular and the furnace shell (117) is provided with adiabator layer (112), N induction heater (115) and N infrared temperature probe (106) all are arranged in the inner chamber of furnace shell (117), each induction heater (115) is connected with induction heater terminals (109), each induction heater terminals (109) passes the upper end sidewall of furnace shell (117), every infrared temperature probe (106) is connected with far infrared temperature probe terminals (108), each far infrared temperature probe terminals (108) passes the upper end sidewall of furnace shell (117), and each induction heater (115) is provided with an infrared temperature probe (106); Infrared temperature probe (106) is used for measuring the surface temperature of saw blade (4) towards saw blade (4) side; Infrared temperature probe (106) passes to temperature signal temperature control system (5) and controls the interior temperature of induction quenching preheating oven (149) by temperature control system (5);

   N bar saw blade (4) on N the discharging device (1) passes N induction heater (115) correspondingly from the inlet end of induction quenching preheating oven (149); Induction quenching preheating oven (149) is with saw blade (4) rapid heating;

   Described box quenching process furnace (8) comprises quenching process furnace support body (83), quenching process furnace furnace shell (82), quenching process furnace adiabator layer (73), a plurality of Si-Mo rod heating units (69), a plurality of thermopairs (71), collet (70), metal flue (72) and orienting lug (77), quenching process furnace furnace shell (82) is installed on the quenching process furnace support body (83), the sidewall all around that described quenching process furnace furnace shell (82) is in tubular and the quenching process furnace furnace shell (82) is provided with quenching process furnace adiabator layer (73), metal flue (72) is arranged in the inner chamber of quenching process furnace furnace shell (82) along the length direction of quenching process furnace furnace shell (82), the inner chamber of metal flue (72) is a heat tunnel, and orienting lug (77) is arranged in the described heat tunnel of metal flue (72); A plurality of Si-Mo rod heating units (69), a plurality of thermopair (71) pass quenching process furnace furnace shell (82), collet (70), quenching process furnace adiabator layer (73) successively, a plurality of Si-Mo rod heating units (69) are arranged in the both sides of the metal flue (72) of heat tunnel successively, a plurality of thermopairs (71) be arranged in successively that metal flue (72) is gone up or metal flue (72) between; Pure nitrogen gas outlet (67) for protection device of air (10) feeds protection gas by protection gas inlet (7) in metal flue shape (72); A plurality of thermopairs (71) are used for measuring the temperature in the box quenching process furnace (8), control automatically by thermopair (71) detected temperatures and by temperature controlling system (5) realization temperature;

   N bar saw blade (4) behind the process induction quenching preheating oven (149) passes orienting lug (77) correspondingly from the inlet end of box quenching process furnace (8); Box quenching process furnace (8) is heated to the quenching technology temperature with saw blade (4);

   Described gas quenching device (177) is made of gas quenching device case (167) and N group gas quenching passage, N group gas quenching passage is set up in parallel in gas quenching device case (167), every group of gas quenching passage is made of cooling gas inlet (164), five-way (165) and a plurality of gas quenchings unit, and a plurality of gas quenchings unit be arranged in parallel along the length direction of gas quenching device (177); Each gas quenching unit is made of a saw blade tooth portion water cooler (168), curved inlet pipe (166) and a pair of saw blade back-cooled device (171), a saw blade back-cooled device (171) is communicated with an end of curved inlet pipe (166), another saw blade back-cooled device (171) is communicated with the other end of curved inlet pipe (166), a pair of saw blade back-cooled device (171) be provided with in opposite directions and each forward surface on have saw blade back-cooled device cooling gas outlet (170); Have saw blade tooth portion water cooler cooling gas outlet (169) on the saw blade tooth portion water cooler (168), cooling gas inlet (164) is communicated with curved inlet pipe (166), saw blade tooth portion water cooler (168) respectively by five-way (165); Pure nitrogen gas outlet (67) for protection device of air (10) is connected with unit cooler (11), through unit cooler (11) refrigerated cool nitrogen by cooling gas inlet (164), through four-way (165), directly inlet pipe (168), cooling gas export (170), are sprayed onto the surface of saw blade (4);

   N bar saw blade (4) behind the box quenching process furnace of process (8) passes N group gas quenching passage correspondingly from the inlet end of gas quenching device (177);

   Described deep cooling quenching device (178) is by deep cooling quenching device housing (176), the N that integrates deep cooling quenching unit, system cryogen connecting pipeline (172) and go out refrigeration agent connecting pipeline (173) and constitute, each deep cooling quenching unit is by deep freezer housing (190) and be contained in interior deep freezer (175) formation of deep freezer housing (190), described deep freezer (175) is made of deep freezer main body (175-1) and a plurality of refrigerant flow path (175-2), deep freezer main body (175-1) middle part has saw blade cooling channel (174), both sides, saw blade cooling channel (174) are furnished with a plurality of refrigerant flow path (175-2), the exit end of system cryogen connecting pipeline (172) is connected respectively with the inlet end of a plurality of refrigerant flow path (175-2), the exit end of a plurality of refrigerant flow path (175-2) with go out refrigeration agent connecting pipeline (173) inlet end and be connected respectively; The refrigerant outlet of unit cooler (11) is connected with system cryogen connecting pipeline (172) inlet end, and the exit end that goes out refrigeration agent connecting pipeline (173) is connected with the refrigerant inlet of unit cooler (11);

   N bar saw blade (4) behind the process gas quenching device (177) passes N the saw blade cooling channel (174) on the deep cooling quenching unit correspondingly from the inlet end of deep cooling quenching device (178);

   Oil quenchinng device (12) comprises oil quenchinng apparatus main body (12-1), cooling jet (13), the first quenching oil recycle pump (14-1), quenching fuel tank (179-2), the second quenching oil recycle pump (14-2), water cooler (15), well heater (16) and quenching oil thermostat (179-1), water cooler (15) and well heater (16) are installed in the fuel tank of quenching thermostat (179-1), quenching oil is by the circulation in quenching oil thermostat (179-1) and quenching fuel tank (179-2) of the first quenching oil recycle pump (14-1), and quenching oil is sprayed onto on saw blade (4) surface by the cooling jet (13) of the second quenching oil recycle pump (14-2) in oil quenchinng apparatus main body (12-1) is set; The quenching oil that oil quenchinng apparatus main body (12-1) is collected flows back in the quenching fuel tank (179-2) again;

   The temperature of temperature control system (5) control gas quenching device (177), deep cooling quenching device (178) and oil quenchinng device (12);

   Described saw blade position regulator (23) is made of N deflecting roller (23-1); N group deflecting roller (23-1) from top to bottom is provided with; The effect of saw blade position regulator (23) is that N root saw blade (4) is turned to, and the N root saw blade (4) of horizontal Tile operation is changed into gradually in a vertical surface moved;

   Enter the induction tempering preheating oven (68) that is positioned at box tempering stove inlet end, box tempering stove (33) successively, be positioned at the induction tempering preheating oven (68) of box tempering stove exit end via guiding transition wheels (30) while through saw blade position regulator (a 23) adjusted N saw blade; Be positioned at the inlet end of induction tempering preheating oven (68) of box tempering stove inlet end and the inlet end of box tempering stove (33) and be equipped with inlet guide deflection sheave (31), the exit end of box tempering stove (33) and be positioned at induction tempering preheating oven (68) exit end of box tempering stove exit end and be provided with export orientation wheel (37);

   Each saw blade is wrapped on the corresponding turning wheel of box tempering stove inlet end saw blade turning device (28), box tempering stove exit end saw blade turning device (29); N saw blade is under the effect of box tempering stove inlet end saw blade turning device (28), box tempering stove exit end saw blade turning device (29), in induction tempering preheating oven (68) three who is arranged in the induction tempering preheating oven (68) of box tempering stove inlet end, box tempering stove (33), the be positioned at box tempering stove exit end operation of repeatedly turning back, number of turns is by turning wheel number in box tempering stove inlet end saw blade turning device (28), the box tempering stove exit end saw blade turning device (29) and decoration form decision;

   Described box tempering stove inlet end saw blade turning device (28) comprises inlet end first turning wheel (28-1), inlet end second turning wheel (28-2) and inlet end the 3rd turning wheel (28-3) that is triangularly arranged, and on each turning wheel in above-mentioned three turning wheels N disk is arranged; Described box tempering stove exit end saw blade turning device (29) comprises exit end first turning wheel (29-1), exit end second turning wheel (29-2), exit end the 3rd turning wheel (29-3) and exit end the 4th turning wheel (29-4) that is trapezoidal layout, on each turning wheel in above-mentioned four turning wheels N disk is arranged; Behind each saw blade process guiding transition wheels (30), walk around exit end first turning wheel (29-1), inlet end first turning wheel (28-1), exit end second turning wheel (29-2), inlet end second turning wheel (28-2), exit end the 3rd turning wheel (29-3), inlet end the 3rd turning wheel (28-3), exit end the 4th turning wheel (29-4) successively;

   Perhaps, described box tempering stove inlet end saw blade turning device (28) is made of N inlet end saw blade turning unit, described box tempering stove exit end saw blade turning device (29) is made of N exit end saw blade turning unit, and each inlet end saw blade turning unit comprises inlet end first turning wheel (28-1), inlet end second turning wheel (28-2) and inlet end the 3rd turning wheel (28-3) that is triangularly arranged; Each exit end saw blade turning unit comprises exit end first turning wheel (29-1), exit end second turning wheel (29-2), exit end the 3rd turning wheel (29-3) and exit end the 4th turning wheel (29-4) that is trapezoidal layout;

   Described induction tempering preheating oven (68) comprises that induction tempering preheating oven housing (137), tempering preheating oven adiabator layer (122), a plurality of infrared temperature sensor connection terminal (125), a plurality of infrared temperature sensor fixed link (121), a plurality of infrared temperature sensor (120), a plurality of induction heater fixed link (135), induction heater wiring (132), a plurality of induction heater (136), a plurality of cooling gas enter pipe (127) and a plurality of cooling unit; Each cooling unit is made of cooling unit inlet pipe (129), cooling unit threeway (140), cooling unit air intake bend pipe (141) and a pair of cooling air knife (130), one end of cooling unit inlet pipe (129) is communicated with cooling unit air intake bend pipe (141) by cooling unit threeway (140), one end of cooling unit air intake bend pipe (141) is communicated with a cooling air knife (130), the other end of cooling unit air intake bend pipe (141) is communicated with another cooling air knife (130), and a pair of cooling air knife (130) is provided with in opposite directions; The sidewall all around that housing (137) is tubular and housing (137) is provided with tempering preheating oven adiabator layer (122), and a plurality of infrared temperature sensors (120), a plurality of induction heater (136) and a plurality of cooling unit all are arranged in the inner chamber of housing (137); A plurality of infrared temperature sensor fixed links (121) and the alternate setting of a plurality of induction heater fixed link (135) and all be inserted in the inner chamber of housing (137), each infrared temperature sensor fixed link (121) is equipped with N infrared temperature sensor (120) from the bottom to top successively, each induction heater fixed link (135) is equipped with N induction heater (136) from the bottom to top successively, and induction heater wiring (132) is fixed on that induction heater fixed link (135) is gone up and electric connecting terminal is exposed at the outside of housing (137); Infrared temperature sensor connection terminal (125) is fixed on the outside that infrared temperature sensor fixed link (121) and electric connecting terminal are exposed at housing (137); Cooling gas enters the inner chamber that pipe (127) is arranged between infrared temperature sensor connection terminal (125) and the induction heater fixed link (135) and is inserted into housing (137), each cooling gas enters pipe (127) N cooling unit is installed from the bottom to top, and each cooling unit inlet pipe (129) enters pipe (127) by threeway (128) and cooling gas and is communicated with;

   Induction tempering preheating oven (68) is arranged on box tempering stove (33) two ends, and induction heater (136) is to saw blade (4) heating, and infrared temperature sensor (120) detects the temperature of saw blade (4), and cooling gas is to saw blade (4) cooling fast; When saw blade (4) when box tempering stove (33) moves, induction heater (136) is to saw blade (4) rapid heating, when saw blade (4) comes out to enter the induction preheating oven when (68) from box tempering stove (33), cooling gas is through cooling air knife (130) cooling saw blade (4) surface;

   Each infrared temperature sensor fixed link (121) is fixed on the upper surface of housing (137) by an infrared temperature sensor permanent seat (124); Each induction heater fixed link (135) is fixed on the upper surface of housing (137) by an induction heater permanent seat (131); Each cooling gas enter pipe (127) by cooling gas enter the pipe permanent seat (126) be fixed on the upper surface of housing (137);

   Described box tempering stove (33) comprises box tempering stove housing (102), box tempering stove adiabator layer (93), a plurality of flue supports (86), a plurality of metal flues (88), a plurality of orienting lugs (89), many group chamber types tempering stove well heater (91), heater support (92), a plurality of box tempering stove thermopairs (96), circulation air path (97), air-circulating fan impeller (98), recirculation blower (99), circulating air air suction inlet (100), circulating air air outlet (101) and heat tunnel (180); Each flue support (86) is made of column (86-1) and a plurality of transverse slat (86-2), and each column (86-1) one or both sides are by last supreme N the transverse slat (86-2) that be arranged with in parallel; Sidewall is provided with box tempering stove adiabator layer (93) around the box tempering stove housing (102); Both sides in the box tempering stove housing (102) respectively are provided with box tempering stove well heater (91), and box tempering stove well heater (91) is installed on the heater support (92); Recirculation blower (99) is arranged on the outer upper end wall of box tempering stove housing (102), recirculation blower (99) drives air-circulating fan impeller (98) and rotates, and is furnished with circulation air path (97), air-circulating fan impeller (98) around in the box tempering stove housing (102) and hot blast is sent into circulation air path (97) back and discharges through circulating air air outlet (101) from circulating air air suction inlet (100); A plurality of flue supports (86) are arranged in the inner chamber of box tempering stove housing (102), are provided with orienting lug (89) in each metal flue (88), and each transverse slat (86-2) is provided with a metal flue (88); Box tempering stove thermopair (96) is inserted on the upper end wall of box tempering stove housing (102) and the working end is positioned at box tempering stove housing (102), and box tempering stove thermopair (96) is arranged between two columns (86-1) or the inner chamber of column (86-1); A plurality of box tempering stove thermopairs (96) are by the interior homo(io)thermism of temperature control system (5) control described box tempering stove (33); Two ends and centre at the metal flue (88) of box tempering stove (33) are provided with gas atmosphere inlet (32), are connected with pure nitrogen gas by pure nitrogen gas outlet (67) to metal flue (88) lining for protection device of air (10).
2. 2. according to claim 1 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: described production line comprises that also hot alignment process furnace of pre-tempering (18) and saw blade back linearity detect and control device (19), and the hot alignment process furnace of described pre-tempering (18), the detection of saw blade back linearity and control device (19) input to outbound course by saw blade and be successively set between oil quenchinng device (12) and the towing mechanism (20);

   The pre-hot alignment process furnace of tempering (18) comprises elevating bracket (155), ball-screw (156), shaft coupling (157), servomotor (158), first location transmitter (159), second position transmitter (160), the 3rd position transducer (163), the output shaft of servomotor (158) is connected with ball-screw (156) by shaft coupling (157), and elevating bracket (155) moves up and down under the effect of ball-screw (156); Linearity detection of saw blade back and control device (19) are placed on the exit end of the hot alignment process furnace of pre-tempering (18), with first sensor (159), second transmitter (160), the 3rd transmitter (163) faces the side of saw blade (4), on the length direction of saw blade (4), get (3) individual measurement point a, b, c, because a, 2 definite straight lines of c, can be by Computing b point to the distance of straight line ac action h as saw blade (4), by servo control mechanism (158), ball-screw (156), lifting device (155) is moved up and down drive saw blade (4), change the heating location of saw blade (4).
3. 3. according to claim 1 and 2 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: described dry type sandblast machine (43) is by two risers (142), support plate (143), a plurality of spray guns (152), a plurality of setting devices, first rotating shaft (147), support (148), second rotating shaft (149) and compressed air inlet pipe (150), two risers (142) be arranged in parallel and the two between link together by horizontally disposed support plate (143), a plurality of spray guns (152) are divided into two groups of both sides that are arranged on support plate (143) top, the nozzle (153) of organizing two spray guns (152) is oppositely arranged, each spray gun (152) is provided with into sand hole (151), each spray gun (152) is installed on the support (148) by first rotating shaft (147), each spray gun (152) is connected by second rotating shaft (149) with an end of the regulating rod (146) of setting device, and described setting device is used to adjust the spray angle of spray gun (152);

   Described setting device comprises regulating rod (146), adjustment rack (144) and adjusts handwheel (145), the other end of regulating rod (146) passes the riser (142) of corresponding position, adjust handwheel (145) and be installed on the other end of regulating rod (146), adjustment rack (144) also is installed on the other end of regulating rod (146) and adjusts the inner chamber that handwheel (145) is arranged in adjustment rack (144);

   Many both sides that spray gun are arranged in saw blade (4), material spray (154) is transported to spray gun (152) nozzle (153) by slush pump and locates, pressurized air produces high-pressure air by inlet pipe (150) material spray (154) is ejected on the saw blade (4), the angle of spray gun (152) and position are adjusted by handwheel (145), every can be spray gun (152) at saw blade (4) different sites sandblast.
4. 4. according to claim 1 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: described production line also comprises and is coated with slushing oil mechanism (47), is coated with slushing oil mechanism (47) and is arranged between on-line marking oiling device (181) and the output terminal towing mechanism (50).
5. 5. according to claim 4 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: described production line also comprises and blows oily device (48) and oil-scraping device (49), and the described oily device (48), oil-scraping device (49) of blowing inputs to outbound course by saw blade and be successively set on and be coated with between slushing oil mechanism (47) and the output terminal towing mechanism (50).
6. 6. according to claim 1 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: the saw blade position regulator (23) in the described production line is replaced with the saw blade position adjust steering gear, described saw blade position is adjusted steering gear and is adjusted turning device (24) and second saw blade position adjustment turning device (26) formation by the first saw blade position, be provided with a plurality of guide deflection sheaves (25) that circular arc is arranged that are in first turning device (24), be provided with a plurality of guide deflection sheaves (27) that circular arc is arranged that are in second turning device (25), the saw blade position is adjusted steering gear and is used for N root saw blade (4) is turned to, and the N root saw blade (4) of horizontal Tile operation is changed into gradually in a vertical surface moved; The saw blade position is adjusted steering gear and also is used for saw blade is changed traffic direction.
7. 7. according to claim 1 multi-functional with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, it is characterized in that: described production line also comprises deoscillator (2) and middle transition guiding mechanism (22), described deoscillator (2) is arranged on first washing unit (6) and is arranged between N discharging device (1), the induction quenching preheating oven (149), and described middle transition guiding mechanism (22) is arranged between towing mechanism (20), the steering gear (26).
8. 8. one kind as according to claim 1 multi-functional, it is characterized in that: the described gas quenching device of claim (1) (177) with furnace multi-band bi-metal bandsaw blades thermal treatment automatic production line, deep cooling quenching device (178) and oil quenchinng device (12) three replace with gas quenching device (177), or replace with deep cooling quenching device (178), or replace with oil quenchinng device (12), or replace with gas quenching device (177) and deep cooling quenching device (178), or replace with deep cooling quenching device (178) and oil quenchinng device (12), or replace with gas quenching device (177) and oil quenchinng device (12).

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