CN111944981A - Tempering furnace for heat treatment of car suspension spring - Google Patents
Tempering furnace for heat treatment of car suspension spring Download PDFInfo
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- CN111944981A CN111944981A CN202010876397.6A CN202010876397A CN111944981A CN 111944981 A CN111944981 A CN 111944981A CN 202010876397 A CN202010876397 A CN 202010876397A CN 111944981 A CN111944981 A CN 111944981A
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/52—Methods of heating with flames
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D2021/0057—Security or safety devices, e.g. for protection against heat, noise, pollution or too much duress; Ergonomic aspects
- F27D2021/0071—Security or safety devices, e.g. for protection against heat, noise, pollution or too much duress; Ergonomic aspects against explosions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/0014—Devices for monitoring temperature
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- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A tempering furnace for heat treatment of a car suspension spring comprises a furnace body, a combustion unit, a circulation unit, a transmission unit, a waste treatment unit and a power unit; the combustion unit and the circulation unit are both arranged at the top of the furnace body, the transmission unit is arranged in the furnace body, two ends of the transmission unit extend out of the furnace body, and the power input end of the transmission unit is connected with the power output end of the power unit; the waste treatment unit is arranged at the upper end of the discharge side of the furnace body, and the power input end of the waste treatment unit is connected with the power output end of the circulating unit; the power unit is arranged at the bottom of the furnace body and the bottom of the feed end of the furnace body, and the power output end of the power unit is respectively connected with the power input ends of the circulating unit, the conveying unit and the combustion unit; the conveying unit conveys the suspension spring to be tempered into the furnace body, the combustion unit combusts to maintain the internal temperature, the circulation unit enables the internal temperature of the furnace body to be uniform, and the waste treatment unit treats waste gas collected by the discharge end.
Description
Technical Field
The invention relates to the field of part heat treatment, in particular to a tempering furnace for heat treatment of a car suspension spring.
Background
With the continuous development of the manufacturing process in China, equipment required by the development of the manufacturing industry is continuously improved and developed, particularly, along with the rapid development of the automobile industry in recent years, the change of the performance of automobile parts through a heat treatment process becomes an important development direction for improving the performance of automobiles, tempering is an important link in the heat treatment process, a tempering furnace is generally required to be used for completing the tempering process, but the existing tempering furnace has the following defects: waste gas discharged from the furnace is difficult to collect; the device can be completed only by a plurality of powers, the structure is complex, the cost is high, the later maintenance is not facilitated, the linkage among the drives of a plurality of power sources is poor, the stability is poor, and the working efficiency is low; the automation degree of the equipment is low, and the labor intensity of workers is increased.
Disclosure of Invention
The invention aims to provide a tempering furnace for heat treatment of a car suspension spring.
The invention aims to realize the technical scheme that the device comprises a furnace body, a combustion unit, a circulation unit, a transmission unit, a waste treatment unit and a power unit.
The combustion unit is arranged at the top of the furnace body, and the power input end of the combustion unit is connected with the output end of the power unit;
the circulating unit is arranged at the top of the furnace body, and the power input end of the circulating unit is connected with the output end of the power unit;
the conveying unit is arranged in the furnace body, two ends of the conveying unit extend out of the furnace body, and a power input end of the conveying unit is connected with a power output end of the power unit;
the waste treatment unit is arranged at the upper end of the discharge side of the furnace body, and the power input end of the waste treatment unit is connected with the power output end of the circulating unit;
the power unit is arranged at the bottom of the furnace body and the bottom of the feeding end of the furnace body, and the power output end of the power unit is respectively connected with the power input ends of the circulating unit, the conveying unit and the combustion unit.
Further, the combustion unit comprises a combustor, an air-fuel ratio regulating valve, an igniter, a burner, a gas control valve, a gas pipe, a gas interface, an air supply pipe, an air supply joint and an air supply blower;
the gas pipe is arranged at the top of the furnace body, a plurality of gas interfaces are arranged on the gas pipe, the air supply pipe is arranged at the top of the furnace body, a plurality of air supply joints are arranged on the air supply pipe, the air inlet end of the air supply pipe is connected with the air outlet end of the air feeder, and the air inlet end of the gas pipe is connected with a municipal gas pipeline through a gas control valve;
the top of the furnace body is provided with a plurality of burners, the burners penetrate through the top of the furnace body, an air-fuel ratio regulating valve is arranged in each burner, an igniter and a burner are arranged at the burning end of each burner, the burning end of each burner is positioned in the furnace body, two air inlets are arranged at the part of each burner positioned at the top end of the furnace body, and the two air inlets are respectively arranged at a gas interface and an air supply connector;
the air feeder is arranged on the furnace body, and the power input end of the air feeder is connected with the power output end of the power unit.
Further, the circulating unit comprises a plurality of circulating fans, a plurality of first bevel gears, a transmission rod, a plurality of second bevel gears and a mounting rack;
the circulating fans are uniformly arranged at the top of the furnace body, air outlets of the circulating fans are positioned in the furnace body, power input shafts of the circulating fans are provided with first bevel gears, and the transmission rod is rotatably arranged at the top of the furnace body through the mounting rack; a plurality of second bevel gears are fixedly arranged on the transmission rod and are in meshing transmission with the first bevel gears;
the power input end of the transmission rod is also connected with the power output end of the power unit, and the U-shaped protruding part of the transmission rod is also rotationally connected with the power input end of the waste treatment unit.
Further, the conveying unit comprises a plurality of conveying wheels, an annular conveying chain, a plurality of spring receivers, a connecting plate, a first guide wheel, a second guide wheel, a first guide shaft, a second guide shaft, a cylinder, a guide rail bracket and a guide rail;
guide rail brackets are arranged on two sides in the feeding direction in the furnace body and connected through a connecting plate, the guide rail brackets are divided into an upper layer and a lower layer, guide rails are arranged on the upper layer and the lower layer on the two sides of the guide rail brackets, an air cylinder is arranged on the connecting plate close to the discharging side of the furnace body, and the telescopic direction of the air cylinder is consistent with the feeding direction of the furnace body;
the two ends of the first guide shaft are fixedly provided with the first guide wheels, the two ends of the second guide shaft are rotatably provided with the second guide wheels, and the telescopic end of the cylinder is transversely connected with the second guide shaft;
the guide rails on the two sides are provided with annular conveying chains, the annular conveying chains are provided with a plurality of conveying wheels, the conveying wheels slide on the guide rails, one ends of the annular conveying chains are sleeved on the first guide wheels, and the other ends of the annular conveying chains are sleeved on the second guide wheels; the conveying wheel on the annular conveying chain is clamped with the clamping grooves of the first guide wheel and the second guide wheel; a plurality of spring receivers are uniformly and fixedly connected between the two side annular conveying chains;
and the power input end of the first guide shaft is connected with the power output end of the power unit.
Further, the waste treatment unit comprises a water tank, a piston box, a piston plate, a piston rod, a connecting rod, a first one-way valve, a second one-way valve, a cooling water pipe, a collection cover, a mounting groove, an exhaust fan, a filter screen, a sleeve, a chimney and a collection box;
the water tank is arranged at the bottom of the furnace body, the piston box is arranged on the water tank, a piston plate is arranged in the piston box, one end of the piston rod is fixed on the piston plate, the other end of the piston rod penetrates through the side wall of the piston box and then is hinged with one end of the connecting rod, and the other end of the connecting rod is fixedly connected with a sleeve;
a first check valve and a second check valve are mounted on the side wall of the piston box, the water inlet end of the first check valve is connected with the water tank through a water pipe, the water outlet end of the second check valve is connected with the water inlet end of the cooling water pipe, and the water outlet end of the cooling water pipe is connected with the water tank through a water pipe;
the collecting cover is arranged at the upper end of the discharge side of the furnace body, a mounting groove is arranged above the collecting cover, an exhaust fan is arranged in the mounting groove, a chimney is arranged on the mounting groove, a plurality of filter screens are arranged in the chimney, and detachable collecting boxes are arranged on two sides of the mounting groove;
the other end of the connecting rod is fixedly connected with a sleeve, and the sleeve is rotatably connected to the U-shaped protruding portion of the transmission rod.
Further, the power unit comprises a first motor, a second motor and a transmission belt;
the first motor is arranged at the feeding end of the furnace body, and the power output end of the first motor is connected with the first guide shaft; the second motor is installed at the top of the furnace body, the power output end of the second motor is connected with the power input end of the air feeder, and the power output end of the second motor is further driven by the transmission belt to drive the transmission rod.
Furthermore, high-temperature-resistant and heat-resistant flexible heat-blocking curtains are arranged at the inlet end and the outlet end of the furnace body; a plurality of temperature detectors are also arranged in the furnace body.
Further, a flame detector and an alarm are further installed at the combustion end of the combustor.
And the remote server is in data interaction with the flame detector, the alarm, the plurality of temperature detectors and the gas control valve.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. according to the device, the cooling water pipe is surrounded on the outer wall of the chimney to cool the waste gas, the collecting boxes are arranged on the two sides of the mounting groove to collect the cooled particles, the waste gas treatment effect is good, and meanwhile, the cooling water reciprocates in the water tank and the cooling water pipe of the piston box to reduce the adding frequency of the cooling water; 2. the second motor drives the air feeder to move and the transmission rod to rotate, the transmission rod simultaneously drives the circulating fans to rotate and drives the piston unit to do reciprocating motion, one power source finishes a plurality of working contents, and cost is saved; 3. a power supply drives a plurality of units to work simultaneously, and equipment is linked, and stability is good, and work efficiency is high.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a schematic view of the discharge side of the present invention.
FIG. 2 is a schematic view of the feed side of the present invention.
FIG. 3 is a schematic view of a waste disposal unit according to the present invention.
Fig. 4 is a schematic structural view of the piston case of the present invention.
FIG. 5 is a schematic structural diagram of a transfer unit according to the present invention.
FIG. 6 is a schematic view of the structure of the stent of the present invention.
Fig. 7 is a schematic structural view of a circulating fan of the present invention.
Fig. 8 is a schematic view of the structure of the burner of the present invention.
In the figure: 1-furnace body; 2-a burner; 3-air-fuel ratio regulating valve; 4-an igniter; 5-burner; 6-a gas control valve; 7-a gas pipe; 8-a gas interface; 9-blast pipe; 10-air supply joint; 11-a blower; 12-a circulating fan; 13-a first bevel gear; 14-a transmission rod; 15-a second bevel gear; 16-a mounting frame; 17-a transfer wheel; 18-an endless conveyor chain; 19-a spring receiver; 20-a connecting plate; 21-a first guide wheel; 22-a second guide wheel; 23-a first guide shaft; 24-a second guide shaft; 25-cylinder; 26-a rail bracket; 27-a guide rail; 28-a water tank; 29-piston case; 30-a piston plate; 31-a piston rod; 32-connecting rod; 33-a first one-way valve; 34-a second one-way valve; 35-a cooling water pipe; 36-a collection hood; 37-mounting grooves; 38-an exhaust fan; 39-a filter screen; 40-a sleeve; 41-chimney; 42-a collection box; 43-a first motor; 44-a second motor; 45-transmission belt.
Detailed Description
The invention is further illustrated by the following figures and examples.
A tempering furnace for heat treatment of a car suspension spring comprises a furnace body 1, a combustion unit, a circulation unit, a transmission unit, a waste treatment unit and a power unit.
The combustion unit is arranged at the top of the furnace body 1, and the power input end of the combustion unit is connected with the output end of the power unit;
the circulating unit is arranged at the top of the furnace body 1, and the power input end of the circulating unit is connected with the output end of the power unit;
the conveying unit is arranged in the furnace body 1, two ends of the conveying unit extend out of the furnace body 1, and a power input end of the conveying unit is connected with a power output end of the power unit;
the waste treatment unit is arranged at the upper end of the discharge side of the furnace body 1, and the power input end of the waste treatment unit is connected with the power output end of the circulating unit;
the power unit is arranged at the bottom of the furnace body 1 and the bottom of the feeding end of the furnace body 1, and the power output end of the power unit is respectively connected with the power input ends of the circulating unit, the conveying unit and the combustion unit.
In the embodiment of the invention, the conveying unit conveys the suspension spring to be tempered into the furnace body, the combustion unit combusts to maintain the temperature in the furnace body, the circulating unit enables the temperature in the furnace body to be uniform, the waste treatment unit treats waste gas collected at the discharge end, and the power unit drives the circulating unit, the combustion unit and the conveying unit.
As an example of the present invention, the combustion unit includes a burner 2, an air-fuel ratio adjusting valve 3, an igniter 4, a burner 5, a gas control valve 6, a gas pipe 7, a gas interface 8, an air supply pipe 9, an air supply joint 10, an air supply blower 11;
the gas pipe 7 is mounted at the top of the furnace body 1, a plurality of gas interfaces 8 are arranged on the gas pipe 7, the air supply pipe 9 is mounted at the top of the furnace body 1, a plurality of air supply connectors 10 are arranged on the air supply pipe 9, the air inlet end of the air supply pipe 9 is connected with the air outlet end of the air feeder 11, and the air inlet end of the gas pipe 7 is connected with a municipal gas pipeline through a gas control valve 6;
the top of the furnace body 1 is provided with a plurality of burners 2, the burners 2 penetrate through the top of the furnace body 1, an air-fuel ratio regulating valve 3 is arranged in each burner 2, an igniter 4 and a burner 5 are arranged at the burning end of each burner 2, the burning end of each burner 2 is positioned in the furnace body 1, two air inlets are arranged at the part, positioned at the top end of the furnace body 1, of each burner 2, and the two air inlets are respectively arranged at a gas interface 8 and an air supply connector 10;
the blower 11 is arranged on the furnace body 1, and the power input end of the blower 11 is connected with the power output end of the power unit.
In the embodiment of the invention, natural gas in a gas pipe 7 and air in an air supply pipe 9 enter a combustor 2, are mixed through an air-fuel ratio regulating valve 3 and are ignited at a burner 5 through an igniter 4, and the flow of the gas is regulated through regulating a gas control valve 6 so as to achieve the purpose of controlling the temperature in the furnace.
As an example of the present invention, the circulation unit includes a plurality of circulation fans 12, a plurality of first bevel gears 13, a transmission rod 14, a plurality of second bevel gears 15, a mounting bracket 16;
the circulating fans 12 are uniformly arranged at the top of the furnace body 1, air outlets of the circulating fans 12 are positioned in the furnace body 1, power input shafts of the circulating fans 12 are respectively provided with a first bevel gear 13, and the transmission rod 14 is rotatably arranged at the top of the furnace body 1 through the mounting rack 16; a plurality of second bevel gears 15 are fixedly arranged on the transmission rod 14, and the plurality of second bevel gears 15 are in meshing transmission with the first bevel gears 13;
the power input end of the transmission rod 14 is also connected with the power output end of the power unit, and the U-shaped protruding part of the transmission rod 14 is also rotatably connected with the power input end of the waste treatment unit.
In the embodiment of the invention, the circulating fan 12 rotates to drive the air in the furnace body 1 to flow, so that the temperature in the furnace is uniform.
As an example of one of the present invention, the transfer unit includes a plurality of transfer wheels 17, an endless transfer chain 18, a plurality of spring receivers 19, a connection plate 20, a first guide wheel 21, a second guide wheel 22, a first guide shaft 23, a second guide shaft 24, a cylinder 25, a rail bracket 26, a rail 27;
the two ends of the first guide shaft 23 are fixedly provided with the first guide wheels 21, the two ends of the second guide shaft 24 are rotatably provided with the second guide wheels 22, and the telescopic end of the cylinder 25 is transversely connected with the second guide shaft 24;
the guide rails 27 on the two sides are respectively provided with an annular conveying chain 18, the annular conveying chain 18 is provided with a plurality of conveying wheels 17, the plurality of conveying wheels 17 slide on the guide rails 27, one end of the annular conveying chain 18 is sleeved on the first guide wheel 21, and the other end of the annular conveying chain 18 is sleeved on the second guide wheel 23; the conveying wheel 17 on the annular conveying chain 18 is clamped with the clamping grooves of the first guide wheel 21 and the second guide wheel 23; a plurality of spring receivers 19 are uniformly and fixedly connected between the two side annular conveying chains 18;
the power input end of the first guide shaft 23 is connected with the power output end of the power unit.
In the present example, the suspension spring to be heat-treated is placed on the spring receiver 19, and the power unit drives the first guide shaft 23 to rotate intermittently, so that the suspension spring enters the furnace body 1 for tempering treatment.
As an example of the present invention, the waste disposal unit includes a water tank 28, a piston box 29, a piston plate 30, a piston rod 31, a connecting rod 32, a first check valve 33, a second check valve 34, a cooling water pipe 35, a collecting cover 36, a mounting groove 37, an exhaust fan 38, a filter screen 39, a sleeve 40, a chimney 41, a collecting box 42;
the water tank 28 is arranged at the bottom of the furnace body 1, the piston box 29 is arranged on the water tank 28, a piston plate 30 is arranged in the piston box 29, one end of a piston rod 31 is fixed on the piston plate 30, the other end of the piston rod 31 penetrates through the side wall of the piston box 29 and then one end of a connecting rod 32 is hinged, and the other end of the connecting rod 32 is fixedly connected with a sleeve 40;
a first check valve 33 and a second check valve 34 are mounted on the side wall of the piston box 29, the water inlet end of the first check valve 33 is connected with the water tank 28 through a water pipe, the water outlet end of the second check valve 34 is connected with the water inlet end of the cooling water pipe 35, and the water outlet end of the cooling water pipe 35 is connected with the water tank 28 through a water pipe;
the collecting cover 36 is arranged at the upper end of the discharging side of the furnace body 1, a mounting groove 37 is arranged above the collecting cover 36, an exhaust fan 38 is arranged in the mounting groove 37, a chimney 41 is arranged on the mounting groove 37, a plurality of filter screens 39 are arranged in the chimney 41, and detachable collecting boxes 42 are arranged on two sides of the mounting groove 37;
the other end of the connecting rod 32 is fixedly connected with a sleeve 40, and the sleeve 40 is rotatably connected with the U-shaped convex part of the transmission rod 14.
In the embodiment of the invention, an exhaust gas collecting cover 36 is arranged at the discharge end for collecting hot gas emitted by parts and a conveyor belt, an exhaust fan 38 pumps the hot gas into a chimney 41, a piston plate 30 reciprocates in a piston box 29 to pump water in a water tank 28 into a cooling water pipe for circulation, so that the aim of cooling the exhaust gas in the chimney 41 is fulfilled, meanwhile, a plurality of layers of filter screens 39 are arranged in the chimney 41 for filtering particulate matters in the exhaust gas, and collecting boxes 42 are arranged at two sides of a mounting groove 37 for collecting the particulate matters in the exhaust gas.
As an example of the present invention, the power unit includes a first motor 43, a second motor 44, a transmission belt 45;
the first motor 43 is arranged at the feeding end of the furnace body 1, and the power output end of the first motor 43 is connected with the first guide shaft 23; the second motor 44 is installed on the top of the furnace body 1, the power output end of the second motor 44 is connected with the power input end of the blower 11, and the power output end of the second motor 44 also drives the transmission rod 14 through the transmission belt 45.
In the embodiment of the invention, the second motor 44 drives the blower 11 and the transmission rod 14 at the same time, the transmission rod 14 drives the piston plate 30 to reciprocate, so that the cooling of the waste gas is realized, the linkage of a plurality of units is realized through one motor, and the continuity of the equipment is good.
As an example of the invention, the inlet and outlet ends of the furnace body 1 are provided with high temperature resistant and heat resistant flexible heat-blocking curtains; a plurality of temperature detectors are also arranged in the furnace body 1.
In the embodiment of the invention, the high-temperature-resistant and heat-resistant flexible heat-blocking curtains are arranged at the inlet end and the outlet end of the furnace body 1 to prevent heat loss, and the flexible heat-blocking curtains do not influence the inlet and outlet of parts.
As an example of the invention, a flame detector and an alarm are also arranged at the combustion end of the combustor 2.
In the embodiment of the invention, a flame detector and an alarm are arranged at the combustion end of the combustor 2, and when the igniter ignites 4 at two sides, the flame detector does not detect flame, and the alarm gives an alarm.
As an example of the present invention, a remote server is further included, and the remote server is in data interaction with the flame detector, the alarm, the plurality of temperature detectors, and the gas control valve 6.
In the embodiment of the invention, a remote server is arranged to detect the temperature ignition condition in the furnace body 1 in real time, and the remote server controls the flow of the gas control valve 6 so as to control the temperature in the furnace body 1.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (9)
1. A tempering furnace for heat treatment of a car suspension spring is characterized by comprising a furnace body (1), a combustion unit, a circulation unit, a transmission unit, a waste treatment unit and a power unit;
the combustion unit is arranged at the top of the furnace body (1);
the circulating unit is arranged at the top of the furnace body (1);
the conveying unit is installed in the furnace body (1), two ends of the conveying unit extend out of the furnace body (1), and a power input end of the conveying unit is connected with a power output end of the power unit;
the waste treatment unit is arranged at the upper end of the discharge side of the furnace body (1), and the power input end of the waste treatment unit is connected with the power output end of the circulating unit;
the power unit is arranged at the bottom of the furnace body (1) and the bottom of the feeding end of the furnace body (1), and the power output end of the power unit is respectively connected with the power input ends of the circulating unit, the conveying unit and the combustion unit.
2. The tempering furnace for the heat treatment of the suspension spring of the car as claimed in claim 1, wherein said combustion unit comprises a burner (2), an air-fuel ratio adjusting valve (3), an igniter (4), a burner (5), a gas control valve (6), a gas pipe (7), a gas interface (8), an air supply pipe (9), an air supply joint (10), and an air supply blower (11);
the gas pipe (7) is installed at the top of the furnace body (1), a plurality of gas interfaces (8) are arranged on the gas pipe (7), the air supply pipe (9) is installed at the top of the furnace body (1), a plurality of air supply connectors (10) are arranged on the air supply pipe (9), the air inlet end of the air supply pipe (9) is connected with the air outlet end of the air feeder (11), and the air inlet end of the gas pipe (7) is connected with a municipal gas pipeline through a gas control valve (6);
the furnace comprises a furnace body (1), wherein a plurality of burners (2) are installed at the top of the furnace body (1), the burners (2) penetrate through the top of the furnace body (1), an air-fuel ratio regulating valve (3) is installed in each burner (2), an igniter (4) and a burner (5) are installed at the combustion end of each burner (2), the combustion end of each burner (2) is located in the furnace body (1), two air inlets are formed in the part, located at the top end of the furnace body (1), of each burner (2), and the two air inlets are respectively located at a gas interface (8) and an air supply connector (10);
the air feeder (11) is arranged on the furnace body (1), and the power input end of the air feeder (11) is connected with the power output end of the power unit.
3. The tempering furnace for heat treatment of car suspension springs according to claim 2, characterized in that said circulation unit comprises a plurality of circulation fans (12), a plurality of first bevel gears (13), a transmission rod (14), a plurality of second bevel gears (15), a mounting frame (16);
the circulating fans (12) are uniformly arranged at the top of the furnace body (1), air outlets of the circulating fans (12) are positioned in the furnace body (1), power input shafts of the circulating fans (12) are respectively provided with a first bevel gear (13), and the transmission rod (14) is rotatably arranged at the top of the furnace body (1) through the mounting rack (16); a plurality of second bevel gears (15) are fixedly arranged on the transmission rod (14), and the plurality of second bevel gears (15) are in meshing transmission with the first bevel gears (13);
the power input end of the transmission rod (14) is also connected with the power output end of the power unit, and the U-shaped protruding part of the transmission rod (14) is also rotationally connected with the power input end of the waste treatment unit.
4. A tempering furnace for heat treatment of car suspension springs according to claim 3, characterized in that said conveying unit comprises a plurality of conveying wheels (17), an endless conveyor chain (18), a plurality of spring receivers (19), a connecting plate (20), a first guide wheel (21), a second guide wheel (22), a first guide shaft (23), a second guide shaft (24), a cylinder (25), a rail bracket (26), a rail (27);
guide rail supports (26) are arranged on two sides of the furnace body (1) along the feeding direction, the guide rail supports (26) on the two sides are connected through a connecting plate (20), the guide rail supports (26) are divided into an upper layer and a lower layer, the guide rails (27) are arranged on the upper layer and the lower layer of the two sides of the guide rail supports (26), an air cylinder (25) is arranged on the connecting plate (20) close to the discharging side of the furnace body (1), and the telescopic direction of the air cylinder (25) is consistent with the feeding direction of the furnace body (1);
the two ends of the first guide shaft (23) are fixedly provided with the first guide wheels (21), the two ends of the second guide shaft (24) are rotatably provided with the second guide wheels (22), and the telescopic end of the cylinder (25) is transversely connected with the second guide shaft (24);
the guide rails (27) on the two sides are respectively provided with an annular conveying chain (18), the annular conveying chain (18) is provided with a plurality of conveying wheels (17), the conveying wheels (17) slide on the guide rails (27), one end of the annular conveying chain (18) is sleeved on the first guide wheel (21), and the other end of the annular conveying chain (18) is sleeved on the second guide wheel (23); a conveying wheel (17) on the annular conveying chain (18) is clamped with the clamping grooves of the first guide wheel (21) and the second guide wheel (23); a plurality of spring receivers (19) are uniformly and fixedly connected between the two side annular conveying chains (18);
the power input end of the first guide shaft (23) is connected with the power output end of the power unit.
5. The tempering furnace for the heat treatment of the car suspension spring according to claim 4, characterized in that said waste disposal unit comprises a water tank (28), a piston box (29), a piston plate (30), a piston rod (31), a connecting rod (32), a first check valve (33), a second check valve (34), a cooling water pipe (35), a collecting cover (36), a mounting groove (37), an exhaust fan (38), a filter screen (39), a sleeve (40), a chimney (41), a collecting box (42);
the water tank (28) is mounted at the bottom of the furnace body (1), the piston box (29) is mounted on the water tank (28), a piston plate (30) is arranged in the piston box (29), one end of the piston rod (31) is fixed on the piston plate (30), the other end of the piston rod (31) penetrates through the side wall of the piston box (29) and then is hinged to one end of the connecting rod (32), and the other end of the connecting rod (32) is fixedly connected with a sleeve (40);
a first one-way valve (33) and a second one-way valve (34) are mounted on the side wall of the piston box (29), the water inlet end of the first one-way valve (33) is connected with the water tank (28) through a water pipe, the water outlet end of the second one-way valve (34) is connected with the water inlet end of the cooling water pipe (35), the cooling water pipe (35) surrounds the outer wall of the chimney (41), and the water outlet end of the cooling water pipe is connected with the water tank (28) through a water pipe;
the collecting cover (36) is arranged at the upper end of the discharging side of the furnace body (1), a mounting groove (37) is arranged above the collecting cover (36), an exhaust fan (38) is arranged in the mounting groove (37), a chimney (41) is arranged on the mounting groove (37), a plurality of filter screens (39) are arranged in the chimney (41), and detachable collecting boxes (42) are arranged on two sides of the mounting groove (37);
the other end of the connecting rod (32) is fixedly connected with a sleeve (40), and the sleeve (40) is rotatably connected with the U-shaped convex part of the transmission rod (14).
6. A tempering furnace for heat treatment of car suspension springs according to claim 5, characterized in that said power unit comprises a first motor (43), a second motor (44), a transmission belt (45);
the first motor (43) is arranged at the feed end of the furnace body (1), and the power output end of the first motor (43) is connected with the first guide shaft (23); the second motor (44) is installed at the top of the furnace body (1), the power output end of the second motor (44) is connected with the power input end of the air feeder (11), and the power output end of the second motor (44) is also driven by the driving belt (45) to drive the driving rod (14).
7. The tempering furnace for the heat treatment of the suspension spring of the car as claimed in claim 1, wherein the inlet and outlet ends of the furnace body (1) are provided with flexible heat-blocking curtains which are high temperature resistant and heat resistant; a plurality of temperature detectors are further arranged in the furnace body (1).
8. The tempering furnace for the heat treatment of the suspension spring of the car as claimed in claim 1, wherein a flame detector and an alarm are further installed at the burning end of the burner (2).
9. A tempering furnace for heat treatment of car suspension springs according to claim 1, characterized in that it further comprises a remote server, said remote server being data interactive with said flame detector, alarm, plurality of temperature detectors and gas control valves (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010876397.6A CN111944981A (en) | 2020-08-27 | 2020-08-27 | Tempering furnace for heat treatment of car suspension spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010876397.6A CN111944981A (en) | 2020-08-27 | 2020-08-27 | Tempering furnace for heat treatment of car suspension spring |
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| Publication Number | Publication Date |
|---|---|
| CN111944981A true CN111944981A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010876397.6A Pending CN111944981A (en) | 2020-08-27 | 2020-08-27 | Tempering furnace for heat treatment of car suspension spring |
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| Country | Link |
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| CN (1) | CN111944981A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112831643A (en) * | 2021-02-09 | 2021-05-25 | 浙江丰荣五金制品有限公司 | Heat treatment furnace convenient for loading and used for spring processing |
| CN116590511A (en) * | 2023-07-14 | 2023-08-15 | 江苏辰龙阀门制造有限公司 | Nodular cast iron pipe fitting heat treatment equipment |
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| CN108754115A (en) * | 2018-06-29 | 2018-11-06 | 贵州大学 | A kind of aluminium alloy cable production heated-air circulation tempering furnace |
| CN109554520A (en) * | 2019-01-23 | 2019-04-02 | 刘童童 | A kind of mesh-belt type hot air circulation annealing stove |
| CN209456520U (en) * | 2018-09-29 | 2019-10-01 | 山东中天重工有限公司 | A kind of spring temper furnace |
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| CN201686725U (en) * | 2010-04-27 | 2010-12-29 | 长沙胜通汽配科技发展有限公司 | Road spring gas tempering stove |
| CN203923294U (en) * | 2014-05-29 | 2014-11-05 | 宁波北仑一特特殊钢有限公司 | A kind of tempering stove |
| CN108754115A (en) * | 2018-06-29 | 2018-11-06 | 贵州大学 | A kind of aluminium alloy cable production heated-air circulation tempering furnace |
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| CN112831643A (en) * | 2021-02-09 | 2021-05-25 | 浙江丰荣五金制品有限公司 | Heat treatment furnace convenient for loading and used for spring processing |
| CN116590511A (en) * | 2023-07-14 | 2023-08-15 | 江苏辰龙阀门制造有限公司 | Nodular cast iron pipe fitting heat treatment equipment |
| CN116590511B (en) * | 2023-07-14 | 2023-12-08 | 江苏辰龙阀门制造有限公司 | Nodular cast iron pipe fitting heat treatment equipment |
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