CN208776774U - A kind of left vertical beam big beam slab of 510L of production - Google Patents

Abstract

The utility model relates to steel technical field of thermal treatment, in particular a kind of left vertical beam big beam slab of 510L of production, including 510L cold-rolled steel plate, three Room oil quenching vacuum drying ovens and chamber type electric resistance furnace, it is characterized in that, the cold-rolled steel plate is sent to three Room oil quenching vacuum drying ovens by Ling Liao entrucking area's entrucking feeding, it is provided with quenching chamber on the left of the vacuum heating chamber, the steel plate in the three Room oil quenching vacuum drying oven is quenched by critical-temperature, is provided with electric heating room on the left of the cooling chamber.By three Room oil quenching vacuum drying ovens of setting, makes workpiece that there is better controllability in critical-temperature quenching, save the production time to greatest extent, energy utilization rate further increases, and accelerates the accuracy of quenching technical；By the quenching chamber of setting, hardening media uses L-AN46 machinery oil, and chemical stability is high, and flame resistance is strong, safety and stability, convenient for accurately controlling medium temperature by Oil-temperature control sensor, monitors automatic alarm in real time, improves production efficiency and craft precision.

Description

A kind of left vertical beam big beam slab of 510L of production

Technical field

The utility model relates to steel heat treatment process technology field, in particular a kind of left vertical beam of production is big with 510L Beam slab.

Background technique

The 510L beam steel plate strength factor that the technique of existing production 510L beam steel plate is produced is unstable, and And its machine cut performance, anti-shake performance, surface corrosion-resistant etc. have that processing quality is very different, in practical life Efficiency is lower in production, and process flow tache imperfection causes the product quality variance produced big, the major part sold in the market It is especially every after its heat treatment although 510L steel plate is not fully unified with a nameplate number, actually product technology standard is hung Strength factor has differences, though portioned product toughness and tenacity reaches, it lacks good fatigue durability, cold formability.

With the development of the automobile industry, loss of weight and the high-strength steel sheet of safety is improved, all excellent new of intensity and formability Product is automobile board demand, the main body of developing way, uses the high intensity and superelevation after the processing of fine heat treatment procedure Strength steel sheet produces automotive frame, and oneself becomes the trend of current automobile steel production development.

In conclusion the utility model proposes a kind of left vertical beam of production improved with the big beam slab of 510L there are the problem of.

Utility model content

The main purpose of the utility model is to provide a kind of left vertical beam big beam slabs of 510L of production, can effectively solve to carry on the back The problems in scape technology.

To achieve the above object, the technical solution that the utility model is taken are as follows:

A kind of left vertical beam big beam slab of 510L of production, including 510L cold-rolled steel plate, three Room oil quenching vacuum drying ovens and box electricity Furnace is hindered, the cold-rolled steel plate is sent to three Room oil quenching vacuum drying ovens, the three Room oil quenching vacuum by Ling Liao entrucking area's entrucking feeding Furnace interior entrance is provided with preparation room, and vacuum heating chamber, setting on the left of the vacuum heating chamber are provided on the left of the preparation room There is quenching chamber, the steel plate in the three Room oil quenching vacuum drying oven is quenched by critical-temperature, under the critical-temperature quenching One step process is Brinell hardness sampling observation, and the chamber type electric resistance furnace interior inlet is provided with platform, setting on the upside of the platform There is pallet, cooling chamber is provided on the left of the platform, blower, setting on the left of the cooling chamber are provided at the top of the cooling chamber There is electric heating room, electric heating ceiling portion is provided with thermocouple, and the steel plate in the chamber type electric resistance furnace is returned by medium temperature respectively Fire and stress relief annealing process, the next step of the stress relief annealing are surface anticorrosion processing, the surface anticorrosion processing The next step be put in storage.

Preferably, the three Room oil quenching vacuum drying oven shape is ellipsoidal structure, internal to be continuously provided with preparation room, vacuum Room, quenching chamber are heated, inside is provided with isolation door, internal workpiece transmission to vacuumize environment between each compartment when working condition Mode is transmitted using high-temperature resistant crawler trolley.

Preferably, the quenching chamber bottom is provided with quenching bath, and 2.5 meters of Chi Shen, the conduct of L-AN46 machinery oil is used in pond Hardening media, by oil temperature observing and controlling sensor real-time monitoring medium temperature, wherein the single quenching workpiece quality upper limit is no more than 3 Ton.

Preferably, the chamber type electric resistance furnace shape is cuboidal configuration, is highly 2.7 meters, internal to be continuously provided with dress Platform, cooling chamber, electric heating room are unloaded, is provided with isolation door between each compartment, when heating uses resistance-type heating method, passes through inside Pyrostat real-time monitoring heating temperature, internal workpiece transmission mode are transmitted using high temperature resistant wheel type trolley, trolley start bit Setting on platform, single transmitting workpiece quality is no more than 2 tons.

Preferably, electric heating ceiling portion is provided with thermocouple, and quantity is 1 group, and indoor be also arranged side by side has 8 groups of carbonizations Silicon rod, using closed high temperature and pressure heating method, room pressure reaches as high as 2.5MPA, real by air pressure damping sensor When monitor chamber pressure, and pressure value is controlled below critical value by electromagnetism pressure relief opening.

Compared with prior art, the utility model proposes a kind of left vertical beam big beam slab of 510L of production, have with following Beneficial effect: by three Room oil quenching vacuum drying ovens of setting, make workpiece that there is better controllability, vacuum in critical-temperature quenching Furnace is divided into three Room, can carry out the quenching technical of 3 batches of workpiece in entire furnace simultaneously, saves the production time to greatest extent, and three Cabin is mutually isolated by gate, is not interfere with each other, and vacuum drying oven heat loss heat transfer is extremely low, and energy utilization rate further increases, from And accelerate the accuracy of quenching technical；By the quenching chamber of setting, allows workpiece individually isolation quenching in quenching bath, quench Fiery medium uses L-AN46 machinery oil, and chemical stability is high, and flame resistance is strong, safety and stability, and convenient for being passed by Oil-temperature control Sensor accurately controls medium temperature, monitors automatic alarm in real time, saves manual operation, improves production efficiency and technique essence Degree；By the chamber type electric resistance furnace of setting, average tempering and stress relief annealing two procedures are concentrated in a production equipment beating Packet is completed, and by the automatic control system of wheeled conveyer system, makes seamless interfacing between process, when saving the stagnation in producing line Between, which uses resistance-type thermocouple hyperbaric heating mode, and heat up high-efficient, good heat insulating, and environmental protection and energy saving, Any industrial waste gas pollution is not generated.

Detailed description of the invention

Fig. 1 is a kind of integrated artistic process flow chart for producing the left big beam slab of vertical beam 510L of the utility model.

Fig. 2 is a kind of part producing apparatus structure schematic diagram for producing the left big beam slab of vertical beam 510L of the utility model.

Fig. 3 is a kind of part producing apparatus structure schematic diagram for producing the left big beam slab of vertical beam 510L of the utility model.

In figure: 1,510L cold-rolled steel plate；2, three Room oil quenching vacuum drying oven；3, chamber type electric resistance furnace；4, Ling Liao entrucking area；5, pre- Standby room；6, vacuum heating chamber；7, quenching chamber；8, critical-temperature quenches；9, Brinell hardness detects；10, platform；11, pallet； 12, cooling chamber；13, blower；14, electric heating room；15, thermocouple；16, average tempering；17, stress relief annealing；18, surface anticorrosion Processing；19, it puts in storage.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

It is true to please refer to Fig. 1-3, a kind of left vertical beam big beam slab of 510L of production, including 510L cold-rolled steel plate 1, three Room oil quenchings Empty furnace 2 and chamber type electric resistance furnace 3, the cold-rolled steel plate 1 are sent to three Room oil quenching vacuum drying ovens 2 by 4 entrucking feeding of Ling Liao entrucking area, Three Room oil quenching vacuum drying oven, 2 interior inlet is provided with preparation room 5, and vacuum heating chamber 6, institute are provided on the left of the preparation room 5 It states and is provided with quenching chamber 7 on the left of vacuum heating chamber 6, the steel plate in the three Room oil quenching vacuum drying oven 2 is by critical-temperature quenching 8 Processing, the next step of the critical-temperature quenching 8 are Brinell hardness sampling observation 9,3 interior inlet of the chamber type electric resistance furnace setting There is platform 10, pallet 11 is provided on the upside of the platform 10, cooling chamber 12 is provided on the left of the platform 10, it is described cold But blower 13, the cooling chamber 1 are provided at the top of room 12) left side be provided with electric heating room 14, set at the top of the electric heating room 14 It is equipped with thermocouple 15, the steel plate in the chamber type electric resistance furnace 3 passes through average tempering 16 respectively and stress relief annealing 17 is handled, described The next step of stress relief annealing 17 is surface anticorrosion processing 18, the next step of surface anticorrosion processing 18 be into Storehouse 19.By three Room oil quenching vacuum drying ovens 2 of setting, make workpiece that there is better controllability, vacuum in critical-temperature quenching Furnace is divided into three Room, can carry out the quenching technical of three batches of workpiece in entire furnace simultaneously, saves the production time to greatest extent, and three Cabin is mutually isolated by gate, is not interfere with each other, and vacuum drying oven heat loss heat transfer is extremely low, and energy utilization rate further increases, from And accelerate the accuracy of quenching technical；By the quenching chamber 7 of setting, allow workpiece individually isolation quenching in quenching bath, Hardening media uses L-AN46 machinery oil, and chemical stability is high, and flame resistance is strong, safety and stability, and convenient for passing through Oil-temperature control Sensor accurately controls medium temperature, monitors automatic alarm in real time, saves manual operation, improves production efficiency and technique essence Degree；By the chamber type electric resistance furnace 3 of setting, average tempering 16 and 17 two procedures of stress relief annealing are concentrated on into a production and set Standby middle packing is completed, and by the automatic control system of wheeled conveyer system, is made seamless interfacing between process, is saved in producing line Dead time, the chamber type electric resistance furnace use resistance-type thermocouple hyperbaric heating mode, and heat up high-efficient, good heat insulating, and ring Energy conservation is protected, does not generate any industrial waste gas pollution.

Three Room oil quenching vacuum drying ovens, 2 shape is ellipsoidal structure, it is internal be continuously provided with preparation room 5, vacuum heating chamber 6, Quenching chamber 7, inside is provided with isolation door, internal workpiece transmission mode is adopted to vacuumize environment between each compartment when working condition It is transmitted with high-temperature resistant crawler trolley.7 bottom of quenching chamber is provided with quenching bath, and 2.5 meters of Chi Shen, L-AN46 machinery oil is used in pond As hardening media, by oil temperature observing and controlling sensor real-time monitoring medium temperature, wherein the single quenching workpiece quality upper limit does not surpass Cross 3 tons.3 shape of chamber type electric resistance furnace is cuboidal configuration, is highly 2.7 meters, internal to be continuously provided with platform 10, cooling Room 12, electric heating room 14, are provided with isolation door between each compartment, and when heating uses resistance-type heating method, pass through internal high temperature Sensor real-time monitoring heating temperature, internal workpiece transmission mode are transmitted using high temperature resistant wheel type trolley, trolley start bit set In on platform 10, single transmitting workpiece quality is no more than 2 tons.Thermocouple 15 is provided at the top of electric heating room 14, quantity is 1 group, indoor be also arranged side by side has 8 groups of silicon carbide rods, and using closed high temperature and pressure heating method, room pressure is reached as high as 2.5MPA controls pressure value in critical value by air pressure damping sensor real-time monitoring chamber pressure, and by electromagnetism pressure relief opening Below.

It should be noted that the utility model is a kind of left vertical beam big beam slab of 510L of production, it is in processing, 510L is cold Steel rolling plate 1 is transported in three Room oil quenching vacuum drying ovens 2, after the fixed entrucking in Ling Liao entrucking area 4 by its inlet preparation room 5 adjust and putting for fixed workpiece is transported to vacuum heating chamber 6 after form and is heated to 800 DEG C and keeps the temperature 1h, then by workpiece handling Critical-temperature quenching 8 is carried out into the quenching bath of quenching chamber 7, then the workpiece after critical-temperature quenches 8 techniques is subjected to cloth Family name's hardness sampling observation 9, continuous 3 Examineds show that Brinell hardness indicates this batch of batch workpiece sampling observation between 62-63HRC Then workpiece is transmitted in chamber type electric resistance furnace 3 by qualification, the workpiece into resistance furnace 3 is installed first on platform 10 to support It in disk 11 and fixes, is then transmit in cooling chamber 12 and is cooled down by the air-cooled effect of blower 13, be then transmit to electricity It is heated under the heat radiation effect of thermocouple 15 in heating room 14, the workpiece in electric heating room 14 first passes through average tempering 16 During which process needs heating temperature to 500 DEG C and constant temperature keeps the temperature 40 minutes, be then transmit to cooling chamber 12 and carry out cooling in furnace, so Workpiece is transmitted to electric heating room 14 again afterwards and carries out 17 process of stress relief annealing, heating temperature is to 690-700 DEG C and keeps the temperature 45 points Clock is then transmit to cooling chamber 12 and carries out cooling in furnace, is transmitted to by workpiece after cooling and carries out at surface anticorrosion in next step Steel plate after brushing oily preservative treatment is carried out 19 storages of putting in storage by 18 processing of reason, final step.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of left vertical beam big beam slab of 510L of production, including 510L cold-rolled steel plate (1), three Room oil quenching vacuum drying ovens (2) and case Formula resistance furnace (3), which is characterized in that the cold-rolled steel plate (1) is sent to three Room oil quenchings by Ling Liao entrucking area (4) entrucking feeding Vacuum drying oven (2), three Room oil quenching vacuum drying oven (2) interior inlet are provided with preparation room (5), setting on the left of the preparation room (5) Have vacuum heating chamber (6), is provided with quenching chamber (7) on the left of the vacuum heating chamber (6), in the three Room oil quenching vacuum drying oven (2) Steel plate by critical-temperature quenching (8) processing, the next step of critical-temperature quenching (8) is that Brinell hardness is inspected by random samples (9), chamber type electric resistance furnace (3) interior inlet is provided with platform (10), is provided with pallet on the upside of the platform (10) (11), it is provided with cooling chamber (12) on the left of the platform (10), is provided with blower (13) at the top of the cooling chamber (12), it is described It is provided with electric heating room (14) on the left of cooling chamber (12), is provided with thermocouple (15), the case at the top of the electric heating room (14) Steel plate in formula resistance furnace (3) passes through average tempering (16) and stress relief annealing (17) processing, the stress relief annealing respectively (17) the next step is that surface anticorrosion handles (18), and the next step of the surface anticorrosion processing (18) is to put in storage (19)。

2. a kind of left vertical beam big beam slab of 510L of production according to claim 1, which is characterized in that three Room oil quenching is true Empty furnace (2) shape is ellipsoidal structure, internal to be continuously provided with preparation room (5), vacuum heating chamber (6), quenching chamber (7), work Inside is provided with isolation door, internal workpiece transmission mode is carried out using high temperature resistant to vacuumize environment when making state between each compartment Band trolley transmits.

3. a kind of left vertical beam big beam slab of 510L of production according to claim 1, which is characterized in that the quenching chamber (7) Bottom is provided with quenching bath, 2.5 meters of Chi Shen, is sensed as hardening media by oil temperature observing and controlling in pond using L-AN46 machinery oil Device real-time monitoring medium temperature, wherein the single quenching workpiece quality upper limit is no more than 3 tons.

4. a kind of left vertical beam big beam slab of 510L of production according to claim 1, which is characterized in that the chamber type electric resistance furnace (3) shape is cuboidal configuration, is highly 2.7 meters, internal to be continuously provided with platform (10), cooling chamber (12), electric heating Room (14), is provided with isolation door between each compartment, and when heating uses resistance-type heating method, real-time by internal high temperature sensor Heating temperature is monitored, internal workpiece transmission mode is transmitted using high temperature resistant wheel type trolley, and trolley initial position is located at platform (10) on, single transmitting workpiece quality is no more than 2 tons.

5. a kind of left vertical beam big beam slab of 510L of production according to claim 1, which is characterized in that the electric heating room (14) top is provided with thermocouple (15), and quantity is 1 group, and indoor be also arranged side by side has 8 groups of silicon carbide rods, high using closed high temperature Heating method is pressed, room pressure reaches as high as 2.5MPA, by air pressure damping sensor real-time monitoring chamber pressure, and passes through electricity Magnetic pressure relief opening controls pressure value below critical value.