CN110671943A - Three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln - Google Patents

Abstract

The invention relates to a three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln, which comprises a main sintering kiln body, a main kiln pushing oil cylinder, a main kiln pushing support, a sealing bin, a sealing pushing oil cylinder, a discharging bin, a discharging pushing oil cylinder, a discharging support, an outward pushing oil cylinder, a sintering auxiliary kiln, an unpowered track machine, a discharging main pushing oil cylinder, a transverse pushing support and a transverse pushing oil cylinder, wherein the main sintering kiln pushing oil cylinder is arranged in the main kiln body; the device is characterized by also comprising a connecting bin, a conveying bin, a first lifting screw rod, a first lifting motor, a lifting frame, a lifting plate, a second lifting screw rod, a second lifting motor, a sliding guide rail, a connecting frame, a pulling oil cylinder, an L-shaped pulling plate and an auxiliary kiln pushing oil cylinder; the sintering auxiliary kiln is arranged above the circulating heating zone kiln body of the main sintering kiln body in parallel. The invention has the advantage of improving the sintering quality of the large-size manganese-zinc ferrite magnetic core.

Description

Three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln

Technical Field

The invention relates to a nitrogen atmosphere protection pushed slab kiln, in particular to a three-dimensional multipurpose double-pushed-slab nitrogen atmosphere protection pushed slab kiln.

Background

The pusher kiln is a continuous heating roasting device commonly used in the field of chemical material preparation, and the common nitrogen atmosphere protection pusher kiln comprises a main sintering kiln body, a main kiln pushing oil cylinder, a main kiln pushing support, a sealed bin, a sealed pushing oil cylinder, a discharging bin, a discharging pushing oil cylinder, a discharging support and an outward pushing oil cylinder; wherein the main kiln pushing support is connected with the feed end of the main sintering kiln body; the main kiln pushing oil cylinder is arranged on the main kiln pushing support and used for pushing a push plate with sintered materials placed on the main kiln pushing support into a main sintering kiln body; the sealed bin is communicated with the discharge end of the main sintering kiln body, the discharge bin is communicated with the sealed bin, and the discharge support is arranged at the discharge end of the discharge bin; the sealed pushing oil cylinder is arranged in the sealed bin and used for pushing the push plate which enters the sealed bin and is provided with the sintering material into the discharging bin; the discharging pushing oil cylinder is arranged in the discharging bin and used for pushing a push plate, which enters the discharging bin and is provided with sintering materials, to the discharging support; the outward-pushing oil cylinder is arranged on the discharging support and used for pushing the push plate with the sintering materials to the discharging end of the discharging support; the main sintering kiln body is sequentially divided into a circulating heating zone kiln body, a heating sintering zone kiln body, a high-temperature sintering zone kiln body and a finished product cooling zone kiln body from the feeding end to the discharging end.

In order to obtain better product quality, the atmosphere of the inner cavity of the pushed slab kiln needs to be adjusted and controlled, so that the product is heated and burned in an ideal atmosphere; manganese-zinc-ferrite magnetic cores are used in many industries at present, because of different functions of manganese-zinc-ferrite, the manganese-zinc-ferrite has various shapes and sizes, PVA and other volatile matters in the magnetic core with large shape are discharged for a long time, but the length of the kiln body has a limit value, which causes the guide rail of the inner kiln to be quickly worn and the service time of the push plate to be shortened, and a series of problems of the push plate adhesion and block falling on site and serious accidents of the arch kiln occur, which cause great economic loss to customers, in order to solve the problems, the flat push plate furnace with the auxiliary kiln is generally adopted in China at present, the method is characterized in that a unpowered track machine is arranged on the side of a main sintering kiln body in parallel, a sintering auxiliary kiln is arranged on the unpowered track machine, the sintering auxiliary kiln has the same function as a circulating heating zone kiln body of the main sintering kiln body, the time for increasing the binder removal and moisture removal of the sintering material is equivalent to the increase of the length of the kiln body of the circulating heating area of the main sintering kiln body; a blanking main push oil cylinder is arranged at the front end of the unpowered track machine, a transverse push bracket is connected between the rear end of the unpowered track machine and the main kiln push bracket, and a transverse push oil cylinder is arranged on the transverse push bracket; the pusher kiln has the defect that when a product with a large-size manganese-zinc ferrite magnetic core is sintered, the temperature of the product is rapidly reduced in the conveying process from the sintering auxiliary kiln to the main sintering kiln body, so that the sintering requirement of the product cannot be met, and the sintering quality of the product is influenced.

Disclosure of Invention

In view of the defects, the invention aims to provide a three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln capable of improving the sintering quality of large-size manganese-zinc ferrite magnetic cores.

The invention has the technical content that a three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln comprises a main sintering kiln body, a main kiln pushing oil cylinder, a main kiln pushing support, a sealing bin, a sealing pushing oil cylinder, a discharging bin, a discharging pushing oil cylinder, a discharging support, an outward pushing oil cylinder, a sintering auxiliary kiln, an unpowered track machine, a discharging main pushing oil cylinder, a transverse pushing support and a transverse pushing oil cylinder; wherein the main kiln pushing support is connected with the feed end of the main sintering kiln body; the main kiln pushing oil cylinder is arranged on the main kiln pushing support and used for pushing a push plate with sintered materials placed on the main kiln pushing support into a main sintering kiln body; the sealed bin is communicated with the discharge end of the main sintering kiln body, the discharge bin is communicated with the sealed bin, and the discharge support is arranged at the discharge end of the discharge bin; the sealed pushing oil cylinder is arranged in the sealed bin and used for pushing the push plate which enters the sealed bin and is provided with the sintering material into the discharging bin; the discharging pushing oil cylinder is arranged in the discharging bin and used for pushing a push plate, which enters the discharging bin and is provided with sintering materials, to the discharging support; the outward-pushing oil cylinder is arranged on the discharging support and used for pushing the push plate with the sintering materials to the discharging end of the discharging support; the main sintering kiln body is sequentially divided into a circulating heating zone kiln body, a heating sintering zone kiln body, a high-temperature sintering zone kiln body and a finished product cooling zone kiln body from the feeding end to the discharging end; a unpowered track machine is arranged on the side of the main sintering kiln body in parallel, a blanking main push oil cylinder is arranged at the front end of the unpowered track machine, a transverse push support is connected and arranged between the rear end of the unpowered track machine and the main kiln push support, and a transverse push oil cylinder is arranged on the transverse push support;

the device is characterized by also comprising a connecting bin, a conveying bin, a first lifting screw rod, a first lifting motor, a lifting frame, a lifting plate, a second lifting screw rod, a second lifting motor, a sliding guide rail, a connecting frame, a pulling oil cylinder, an L-shaped pulling plate and an auxiliary kiln pushing oil cylinder;

the sintering auxiliary kiln is arranged above the circulating heating zone kiln body of the main sintering kiln body in parallel, the discharge end of the sintering auxiliary kiln is vertically communicated with the feed end of the main sintering kiln body up and down through a connecting bin, a conveying bin is arranged in the connecting bin, a first lifting screw rod is arranged at the discharge end of the sintering auxiliary kiln and connected with the conveying bin, and a first lifting motor is in transmission connection with the first lifting screw rod; the lifting frame is vertically arranged on the unpowered track machine, the lifting plate is arranged in the lifting frame, the second lifting screw rod is arranged on the lifting frame and connected with the lifting plate, and the second lifting motor is in transmission connection with the second lifting screw rod;

one end of the connecting frame is connected with the feeding end of the sintering auxiliary kiln, and the other end of the connecting frame is connected with the upper end of the lifting frame; a sliding guide rail is arranged on the connecting frame, the pulling and feeding oil cylinder is arranged on the connecting frame, and the front end of the pulling and feeding oil cylinder is connected with an L-shaped pulling plate; and the auxiliary kiln pushing oil cylinder is arranged at the connecting end of the connecting frame and the sintering auxiliary kiln.

According to the invention, the sintering auxiliary kiln is arranged above the circulating heating zone kiln body of the main sintering kiln body in parallel, and the lifting frame, the connecting frame and the conveying bin convey the sintering materials, so that when a large-size manganese-zinc ferrite magnetic core is sintered, the product is conveyed from the sintering auxiliary kiln to the main sintering kiln body in a short time, the temperature of the product cannot be rapidly reduced in the conveying process, and the sintering requirement of the product can be met; meanwhile, when the manganese-zinc ferrite magnetic core with small specification is sintered, a sintering auxiliary kiln is not needed, and a sintered product directly enters the main sintering kiln body through the unpowered track machine, the transverse pushing support and the main kiln pushing support to be sintered.

Compared with the prior art, the invention has the advantages that: the time for large-size manganese-zinc ferrite magnetic core products to enter the main sintering kiln body from the auxiliary sintering kiln can be shortened, and the sintering quality of the products is improved.

Drawings

FIG. 1 is a schematic structural diagram of a push plate kiln with a sintering secondary kiln in the prior art.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a bottom view of fig. 2.

Fig. 4 is a schematic view of the direction a-a in fig. 2.

Fig. 5 is a schematic view of direction B-B in fig. 2.

FIG. 6 is a schematic view along the line C-C in FIG. 2.

Detailed Description

As shown in fig. 1, a three-dimensional multipurpose double-pusher nitrogen atmosphere protection pusher kiln comprises a main sintering kiln body 1, a main kiln pushing oil cylinder 2, a main kiln pushing support 3, a sealing bin 4, a sealing pushing oil cylinder 5, a discharging bin 6, a discharging pushing oil cylinder 7, a discharging support 8, an outward pushing oil cylinder 9, a sintering auxiliary kiln 10, an unpowered track machine 11, a discharging main pushing oil cylinder 12, a transverse pushing support 13 and a transverse pushing oil cylinder 14; wherein the main kiln pushing support 3 is connected with the feed end of the main sintering kiln body 1; the main kiln pushing oil cylinder 2 is arranged on the main kiln pushing support 3, the sealed bin 4 is communicated with the discharging end of the main sintering kiln body 1, the discharging bin 6 is communicated with the sealed bin 4, and the discharging support 8 is arranged at the discharging end of the discharging bin 6; the sealed pushing oil cylinder 5 is arranged in the sealed bin 4, and the sealed pushing oil cylinder 5 is used for pushing a pushing plate which enters the sealed bin 4 and is provided with sintering materials into the discharging bin 6; the discharging pushing oil cylinder 7 is arranged in the discharging bin 6, and the discharging pushing oil cylinder 7 is used for pushing a push plate, which enters the discharging bin 6 and is provided with sintering materials, onto the discharging support 8; the outward pushing oil cylinder 9 is arranged on the discharging support 8, and the outward pushing oil cylinder 9 is used for pushing the push plate with the sintering materials to the discharging end of the discharging support 8; the main sintering kiln body is sequentially divided into a circulating heating zone kiln body 1.1, a heating sintering zone kiln body 1.2, a high-temperature sintering zone kiln body 1.3 and a finished product cooling zone kiln body 1.4 from the feeding end to the discharging end; a unpowered track machine 11 is arranged on the side of the main sintering kiln body 1 in parallel, and a sintering auxiliary kiln 10 is arranged on the unpowered track machine 11; a blanking main push oil cylinder 12 is arranged at the front end of the unpowered rail machine 11, a transverse push bracket 13 is connected between the rear end of the unpowered rail machine 11 and the main kiln push bracket 3, and a transverse push oil cylinder 14 is arranged on the transverse push bracket 13.

As shown in fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, a three-dimensional multipurpose double-pusher nitrogen atmosphere protection pusher kiln comprises a main sintering kiln body 1, a main kiln pushing cylinder 2, a main kiln pushing support 3, a sealed bin 4, a sealed pushing cylinder 5, a discharging bin 6, a discharging pushing cylinder 7, a discharging support 8, an outward pushing cylinder 9, an auxiliary sintering kiln 10, an unpowered track machine 11, a discharging main pushing cylinder 12, a transverse pushing support 13 and a transverse pushing cylinder 14; wherein the main kiln pushing support 3 is connected with the feed end of the main sintering kiln body 1; the main kiln pushing oil cylinder 2 is arranged on the main kiln pushing support 3, and the main kiln pushing oil cylinder 2 is used for pushing a push plate 16, which is provided with a sintering material 15 and is arranged on the main kiln pushing support 3, into the main sintering kiln body 1; the sealed bin 4 is communicated with the discharge end of the main sintering kiln body 1, the discharge bin 6 is communicated with the sealed bin 4, and the discharge support 8 is arranged at the discharge end of the discharge bin 6; the sealed pushing oil cylinder 5 is arranged in the sealed bin 4, and the sealed pushing oil cylinder 5 is used for pushing a pushing plate 16 which enters the sealed bin 4 and is provided with sintering materials 15 into the discharging bin 6; the discharging pushing oil cylinder 7 is arranged in the discharging bin 6, and the discharging pushing oil cylinder 7 is used for pushing a push plate 16 which enters the discharging bin 6 and is provided with sintering materials 15 to the discharging support 8; the outward pushing oil cylinder 9 is arranged on the discharging support 8, and the outward pushing oil cylinder 9 is used for pushing the push plate 16 with the sintering material 15 to the discharging end of the discharging support 8; the main sintering kiln body is sequentially divided into a circulating heating zone kiln body 1.1, a heating sintering zone kiln body 1.2, a high-temperature sintering zone kiln body 1.3 and a finished product cooling zone kiln body 1.4 from the feeding end to the discharging end;

a unpowered track machine 11 is arranged in parallel at the side of the main sintering kiln body 1; a blanking main push oil cylinder 12 is arranged at the front end of the unpowered rail machine 11, a transverse push bracket 13 is connected between the rear end of the unpowered rail machine 11 and the main kiln push bracket 3, and a transverse push oil cylinder 14 is arranged on the transverse push bracket 13;

the device is characterized by further comprising a connecting bin 17, a conveying bin 18, a first lifting screw rod 19, a first lifting motor 20, a lifting frame 21, a lifting plate 22, a second lifting screw rod 23, a second lifting motor 24, a sliding guide rail 25, a connecting frame 26, a pulling oil cylinder 27, an L-shaped pulling plate 28 and an auxiliary kiln pushing oil cylinder 29;

the sintering auxiliary kiln 10 is arranged above a circulating heating zone kiln body 1.1 of the main sintering kiln body 1 in parallel, the discharge end of the sintering auxiliary kiln 10 is vertically communicated with the feed end of the main sintering kiln body 1 up and down through a connecting bin 17, a conveying bin 18 is arranged in the connecting bin 17, a first lifting screw rod 19 is arranged at the discharge end of the sintering auxiliary kiln 10 and connected with the conveying bin 18, and a first lifting motor 20 is in transmission connection with the first lifting screw rod 19; the lifting frame 21 is vertically arranged on the unpowered rail machine 11, the lifting plate 22 is arranged in the lifting frame 21, the second lifting screw rod 23 is arranged on the lifting frame 21 and connected with the lifting plate 22, and the second lifting motor 24 is in transmission connection with the second lifting screw rod 23;

one end of the connecting frame 26 is connected with the feeding end of the sintering auxiliary kiln 10, and the other end of the connecting frame 26 is connected with the upper end of the lifting frame 21; a sliding guide rail 25 is arranged on the connecting frame 26, a pulling oil cylinder 27 is arranged on the connecting frame 26, and the front end of the pulling oil cylinder 27 is connected with an L-shaped pulling plate 28; and the auxiliary kiln pushing oil cylinder 29 is arranged at the connecting end of the connecting frame 26 and the sintering auxiliary kiln 10.

The working principle of the invention is that when sintering large-size manganese-zinc ferrite magnetic cores, push plates 16 with sintering materials 15 are sequentially placed at the feed end of an unpowered rail machine 11, a blanking main push cylinder 12 sequentially pushes the push plates 16, when the push plates 16 with the sintering materials 15 reach above a lifting plate 22, a second lifting motor 24 drives a second lifting screw 23, the second lifting screw 23 drives the lifting plate 22 to ascend, the lifting plate 22 lifts the push plates 16 with the sintering materials 15 to the upper end of a lifting frame 21, then a pulling cylinder 27 drives an L-shaped pull plate 28, the L-shaped pull plate 28 pulls the push plates 16 with the sintering materials 15, so that the push plates 16 with the sintering materials 15 are horizontally slid to the feed end of a sintering auxiliary kiln 10 on a sliding guide rail 25, then an auxiliary kiln push cylinder 29 pushes the push plates 16 with the sintering materials 15 to enter the sintering auxiliary kiln 10, when the push plates 16 with the sintering materials 15 are moved to a conveying bin 18, the first lifting motor 20 drives the first lifting screw rod 19 to lower the conveying bin 18 into the main sintering kiln body in the connecting bin 17, then the main kiln pushing cylinder 2 pushes the push plate 16 with the sintering material 15 placed into the circulating heating zone kiln body 1.1 from the conveying bin 18, the push plate 16 with the sintering material 15 placed sequentially passes through the heating sintering zone kiln body 1.2, the high-temperature sintering zone kiln body 1.3 and the finished product cooling zone kiln body 1.4 to be sintered and then enters the sealing bin 4, then is sent into the discharging bin 6 through the sealing pushing cylinder 5, is sent into the discharging bracket 8 through the discharging pushing cylinder 7 in the discharging bin 6, and is pushed to the discharging end of the discharging bracket 8 through the outward pushing cylinder 9 on the discharging bracket 8 to complete sintering.

When sintering a manganese-zinc ferrite magnetic core with small specification, the push plate 16 with the sintering material 15 is sequentially placed at the feeding end of the unpowered rail machine 11, the push plate 16 with the sintering material 15 is directly conveyed into the transverse pushing support 13 from the rear end of the unpowered rail machine 11, then is pushed to the main kiln pushing support 3 by the transverse pushing oil cylinder 14, then is pushed into the main sintering kiln body by the main kiln pushing oil cylinder 2, and then enters the sealed bin 4 after being sintered by the circulating heating zone kiln body 1.1, the heating sintering zone kiln body 1.2, the high-temperature sintering zone kiln body 1.3 and the finished product cooling zone kiln body 1.4, and then is conveyed into the discharging bin 6 by the sealed pushing oil cylinder 5, and is conveyed into the discharging support 8 by the discharging oil cylinder 7 in the discharging bin 6, and is pushed to the discharging end of the discharging support 8 by the outward pushing oil cylinder 9 on the discharging support 8, so that sintering is completed.

Claims (1)

1. A three-dimensional multipurpose double-push-plate nitrogen atmosphere protection push plate kiln comprises a main sintering kiln body, a main kiln pushing oil cylinder, a main kiln pushing support, a sealing bin, a sealing pushing oil cylinder, a discharging bin, a discharging pushing oil cylinder, a discharging support, an outward pushing oil cylinder, a sintering auxiliary kiln, an unpowered track machine, a discharging main pushing oil cylinder, a transverse pushing support and a transverse pushing oil cylinder; wherein the main kiln pushing support is connected with the feed end of the main sintering kiln body; the main kiln pushing oil cylinder is arranged on the main kiln pushing support and used for pushing a push plate with sintered materials placed on the main kiln pushing support into a main sintering kiln body; the sealed bin is communicated with the discharge end of the main sintering kiln body, the discharge bin is communicated with the sealed bin, and the discharge support is arranged at the discharge end of the discharge bin; the sealed pushing oil cylinder is arranged in the sealed bin and used for pushing the push plate which enters the sealed bin and is provided with the sintering material into the discharging bin; the discharging pushing oil cylinder is arranged in the discharging bin and used for pushing a push plate, which enters the discharging bin and is provided with sintering materials, to the discharging support; the outward-pushing oil cylinder is arranged on the discharging support and used for pushing the push plate with the sintering materials to the discharging end of the discharging support; the main sintering kiln body is sequentially divided into a circulating heating zone kiln body, a heating sintering zone kiln body, a high-temperature sintering zone kiln body and a finished product cooling zone kiln body from the feeding end to the discharging end; a unpowered track machine is arranged on the side of the main sintering kiln body in parallel, a blanking main push oil cylinder is arranged at the front end of the unpowered track machine, a transverse push support is connected and arranged between the rear end of the unpowered track machine and the main kiln push support, and a transverse push oil cylinder is arranged on the transverse push support;

the device is characterized by also comprising a connecting bin, a conveying bin, a first lifting screw rod, a first lifting motor, a lifting frame, a lifting plate, a second lifting screw rod, a second lifting motor, a sliding guide rail, a connecting frame, a pulling oil cylinder, an L-shaped pulling plate and an auxiliary kiln pushing oil cylinder;

the sintering auxiliary kiln is arranged above the circulating heating zone kiln body of the main sintering kiln body in parallel, the discharge end of the sintering auxiliary kiln is vertically communicated with the feed end of the main sintering kiln body up and down through a connecting bin, a conveying bin is arranged in the connecting bin, a first lifting screw rod is arranged at the discharge end of the sintering auxiliary kiln and connected with the conveying bin, and a first lifting motor is in transmission connection with the first lifting screw rod; the lifting frame is vertically arranged on the unpowered track machine, the lifting plate is arranged in the lifting frame, the second lifting screw rod is arranged on the lifting frame and connected with the lifting plate, and the second lifting motor is in transmission connection with the second lifting screw rod;

one end of the connecting frame is connected with the feeding end of the sintering auxiliary kiln, and the other end of the connecting frame is connected with the upper end of the lifting frame; a sliding guide rail is arranged on the connecting frame, the pulling and feeding oil cylinder is arranged on the connecting frame, and the front end of the pulling and feeding oil cylinder is connected with an L-shaped pulling plate; and the auxiliary kiln pushing oil cylinder is arranged at the connecting end of the connecting frame and the sintering auxiliary kiln.

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