CN219135533U

CN219135533U - Feeding device of heat treatment furnace

Info

Publication number: CN219135533U
Application number: CN202222535660.2U
Authority: CN
Inventors: 陈诗蒙; 张志伟; 杨朝霞; 陈文辉; 陈新生; 肖朋飞
Original assignee: XIANGYANG FENGZHENG AUTO PARTS MANUFACTURING CO LTD
Current assignee: XIANGYANG FENGZHENG AUTO PARTS MANUFACTURING CO LTD
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-06
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to the technical field of heat treatment furnace feeding, and discloses a feeding device of a heat treatment furnace, which comprises a feeding hopper, wherein a rotating shaft is arranged in the feeding hopper in a rotating way, a dispersing sheet is fixedly connected to the shaft surface of the rotating shaft, a stepping motor is arranged on one side of the feeding hopper, two sides of the feeding hopper are fixedly connected with L-shaped plates, the bottom surface of each L-shaped plate is fixedly connected with a side block, one side of each side block is fixedly connected with a steel conveying belt, two sides of the steel conveying belt are fixedly connected with connecting plates, and the top surfaces of the connecting plates are fixedly connected with a heating cover. According to the utility model, the high-temperature hot air in the heat treatment furnace is conveyed into the heating cover by matching with the conveying pipeline after the fan is started, the heating cover has a heat collecting function, and the heating cover is positioned above the steel conveying belt, so that the parts can be fully preheated while conveyed by the synchronous belt, the surface of the parts to be heat treated cannot crack due to overlarge cold and heat, and the whole structure utilizes the waste heat of the heat treatment furnace, so that the energy is saved.

Description

Feeding device of heat treatment furnace

Technical Field

The utility model relates to the technical field of heat treatment furnace feeding, in particular to a feeding device of a heat treatment furnace.

Background

The heat treatment furnace refers to an electric furnace or a fuel furnace for heat treatment and heating of furnace burden. Typical heat treatment furnaces include a box-type resistance furnace, a well-type resistance furnace, a gas carburizing furnace, a salt bath furnace, and the like. Continuous furnaces are typically used in which workpieces are continuously fed from a charging gate, passed through a furnace, and continuously discharged from a discharging gate. In general, the furnace is carried in a manner that a workpiece is carried on a heat-resistant steel rail and is transferred by a step-type moving beam or a push rod. In recent years, a method of transporting a heat-resistant steel conveyor belt has been increasingly used. In this way, the heat treatment operation is more reasonable, and the possibility of automation and unmanned management of the heat treatment process is greatly increased.

According to the search, chinese patent literature, bulletin number: CN212770856U discloses a heat treatment intelligence control by temperature change stove material loading frame, through the fixed guipure formula electric heater that is equipped with in the top of first support column and second support column, guipure formula electric heater is located the inside of conveyer belt for the device can preheat the metalwork in-process of material loading, thereby makes the temperature difference of metalwork core temperature after getting into the heat treatment furnace and surface temperature reduce, reduces the emergence of metalwork deformation and fracture condition. However, the mesh belt type electric heating furnace is arranged in the conveyor belt, so that the heat diffusion of the electric heating furnace is not facilitated, and meanwhile, the electric heating furnace is additionally arranged for preheating, so that more energy sources are required to be consumed; and the workpieces to be heat treated cannot be placed onto the conveyor belt in a stepwise and quantitative manner. In view of this, we propose a feeding device of a heat treatment furnace for solving the above problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a feeding device of a heat treatment furnace, which has the advantages of preheating raw materials under the condition of saving energy, reducing metal deformation and cracking, and being convenient for progressive feeding, and solves the technical problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a loading attachment of heat treatment furnace, includes the feeder hopper, the inside of feeder hopper rotates and sets up the pivot, fixed connection dispersible tablet on the axial face of pivot, step motor is installed to one side of feeder hopper, just the both sides fixed connection L shaped plate of feeder hopper, the bottom surface fixed connection side piece of L shaped plate, one side fixed connection steel conveyer belt of side piece, the both sides fixed connection connecting plate of steel conveyer belt, the top surface fixed connection heating mantle of connecting plate, the top surface fixed mounting fan of heating mantle, the inlet scoop department fixed connection pipeline of fan, the heat treatment furnace is connected to the one end of pipeline.

Preferably, the two sides of the steel conveyer belt are welded with side blocks, two L-shaped plates are arranged, one of the L-shaped plates is fixedly connected with a mounting plate on the outer surface, and a stepping motor is mounted on the top surface of the mounting plate.

Through above-mentioned technical scheme, the L shaped plate is the metal sheet of reverse L shape, is used for supporting the feeder hopper in the top of steel conveyer belt through two L shaped plates of fixed connection between side piece and feeder hopper, directly carries the part that the process was processed to the last in the feeder hopper through the conveyer belt, carries the part of waiting heat treatment on to the hold-in range of steel conveyer belt through the feeder hopper.

Preferably, the output end of the stepping motor is fixedly connected with a rotating shaft, and a plurality of dispersing sheets are circumferentially arranged on the shaft surface of the rotating shaft.

Through above-mentioned technical scheme, after having added the part of waiting heat treatment in the feeder hopper, can drive the pivot through starting step motor and rotate, the pivot drives the dispersible tablet and rotates, and the front end of every dispersible tablet all laminates on the discharging pipe inner wall of feeder hopper for the part can not be blocked, and pivoted dispersible tablet can be progressive with the part discharge from the feeder hopper, then drop on the hold-in range, so be convenient for with waiting the part progressive the carrying of heat treatment to the heat treatment furnace in.

Preferably, the steel conveyer belt comprises a conveyer frame, roller shafts and a synchronous belt, wherein a plurality of roller shafts are rotatably arranged on the inner side of the conveyer frame, and the outer surfaces of the roller shafts are meshed with the synchronous belt.

Through above-mentioned technical scheme, the roller is provided with a plurality ofly, and one of them roller passes through driving motor and drives and rotate to drive the hold-in range and rotate, the hold-in range adopts high temperature resistant steel preparation, when waiting the part of thermal treatment to fall on the hold-in range upper surface, the hold-in range rotates and carries the part, and can carry the weight of part and hold-in range through a plurality of rollers that set up.

Preferably, the top surface of the heat treatment furnace is fixedly connected with a conveying pipeline, and a flange is connected between the conveying pipeline and the fan.

Through above-mentioned technical scheme, get up through flange joint between pipeline and the fan, produce high temperature through fuel burning or electrical heating's mode in the heat treatment furnace and carry out thermal treatment to the spare part, can produce waste heat simultaneously, through seting up the through-hole at the top of heat treatment furnace, then connect pipeline on the through-hole, cooperate pipeline to carry the heat-exchanger in with the heat treatment furnace in the heat-exchanger lid through after starting the fan, the heat-exchanger lid has the function of gathering heat, and the heat-exchanger lid is located the top of steel conveyer belt, the part can be fully preheated when being carried by the hold-in range, thereby make the part surface that waits thermal treatment can not lead to the phenomenon of fracture because of cold and hot too big.

Preferably, the side surface of the heating cover is fixedly connected with an exhaust gas recovery pipe.

Through above-mentioned technical scheme, connect the exhaust gas recovery pipe in the side of heating mantle and be used for discharging the gas after the heat transfer in the heating mantle, the exhaust gas recovery pipe carries gas to exhaust treatment device in handle, then can carry out environmental protection emission after reaching the standard.

Compared with the prior art, the utility model provides a feeding device of a heat treatment furnace, which has the following beneficial effects:

1. according to the utility model, the high-temperature hot air in the heat treatment furnace is conveyed into the heating cover by matching with the conveying pipeline after the fan is started, the heating cover has a heat collecting function, and the heating cover is positioned above the steel conveying belt, so that the parts can be fully preheated while conveyed by the synchronous belt, the surface of the parts to be heat treated cannot crack due to overlarge cold and heat, and the whole structure utilizes the waste heat of the heat treatment furnace, so that the energy is saved.

2. According to the utility model, the parts produced in the previous process are conveyed into the feeding hopper through the conveying belt, the stepping motor is started to drive the rotating shaft to rotate, the rotating shaft drives the dispersing pieces to rotate, the front end of each dispersing piece is attached to the inner wall of the discharging pipe of the feeding hopper, so that the parts cannot be clamped, the rotating dispersing pieces can gradually discharge the parts from the feeding hopper and then fall on the synchronous belt, and the parts to be subjected to heat treatment can be conveyed into the heat treatment furnace in a gradual manner.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic side view of the structure of the present utility model;

FIG. 3 is a schematic view in partial cross-section of the structure of the present utility model.

Wherein: 1. a feed hopper; 2. a rotating shaft; 3. a dispersible tablet; 4. a stepping motor; 5. an L-shaped plate; 6. a side block; 7. a steel conveyor belt; 71. a carriage; 72. a roll shaft; 73. a synchronous belt; 8. a connecting plate; 9. a heating mantle; 10. a blower; 11. a delivery conduit; 12. and (5) heat treatment furnace.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a feeding device of a heat treatment furnace comprises a feeding hopper 1, a rotating shaft 2 is arranged in the feeding hopper 1 in a rotating manner, a dispersing sheet 3 is fixedly connected to the shaft surface of the rotating shaft 2, a stepping motor 4 is arranged on one side of the feeding hopper 1, two sides of the feeding hopper 1 are fixedly connected with a side block 6 fixedly connected with the bottom surface of an L-shaped plate 5,L plate 5, one side of the side block 6 is fixedly connected with a steel conveying belt 7, two sides of the steel conveying belt 7 are fixedly connected with a connecting plate 8, the top surface of the connecting plate 8 is fixedly connected with a heating cover 9, a fan 10 is fixedly arranged on the top surface of the heating cover 9, a conveying pipeline 11 is fixedly connected to the air suction opening of the fan 10, and one end of the conveying pipeline 11 is connected with a heat treatment furnace 12.

Specifically, the both sides welding side piece 6 of steel conveyer belt 7, L shaped plate 5 are provided with two, and the surface fixed connection mounting panel of one of them L shaped plate 5, step motor 4 is installed to the top surface of mounting panel. The advantage is that L shaped plate 5 is the metal sheet of reverse L shape, is used for supporting feeder hopper 1 in the top of steel conveyer belt 7 through two L shaped plates 5 of fixed connection between side piece 6 and feeder hopper 1, carries the part that the processing of last process was good directly to feeder hopper 1 through the conveyer belt in, carries the part that waits heat treatment through feeder hopper 1 to on the hold-in range 73 of steel conveyer belt 7.

Specifically, the output end of the stepping motor 4 is fixedly connected with the rotating shaft 2, and a plurality of dispersing sheets 3 are circumferentially arranged on the axial surface of the rotating shaft 2. The advantage is, after having added the part of waiting for heat treatment in feeder hopper 1, can drive pivot 2 through starting step motor 4 and rotate, pivot 2 drives dispersion piece 3 and rotates, and the front end of every dispersion piece 3 all laminates on the discharging pipe inner wall of feeder hopper 1 for the part can not be blocked, and pivoted dispersion piece 3 can be progressive with the part discharge from feeder hopper 1, then drop on hold-in range 73, so be convenient for with waiting for the part of heat treatment progressively carry the heat treatment in the heat treatment furnace.

Specifically, the steel conveyer belt 7 includes a conveyer frame 71, rollers 72 and a synchronous belt 73, wherein a plurality of rollers 72 are rotatably arranged on the inner side of the conveyer frame 71, and the outer surfaces of the rollers 72 are engaged with the synchronous belt 73. The advantage is that roller 72 is provided with a plurality of, and one of them roller 72 drives through driving motor and rotates to drive hold-in range 73 rotation, hold-in range 73 adopts high temperature resistant steel preparation, and when the part of waiting the thermal treatment fell on hold-in range 73 upper surface, hold-in range 73 rotated and carried the part, and can carry the weight of part and hold-in range 73 through a plurality of rollers 72 that set up.

Specifically, the top surface of the heat treatment furnace 12 is fixedly connected with a conveying pipeline 11, and a flange is connected between the conveying pipeline 11 and the fan 10. The advantage is, get up through flange joint between pipeline 11 and the fan 10, produce the high temperature through the mode of fuel burning or electrical heating in the heat treatment furnace 12 and carry out the thermal treatment to the spare part, can produce the waste heat simultaneously, through seting up the through-hole at the top of heat treatment furnace 12, then connect pipeline 11 on the through-hole, cooperate pipeline 11 to carry the heat treatment furnace 12 in the heat-up cover 9 through after starting fan 10, heat-up cover 9 has the function of gathering heat, and heat-up cover 9 is located the top of steel conveyer belt 7, the spare part can obtain abundant preheating when being carried by hold-in range 73, thereby make the spare part surface that waits the thermal treatment can not lead to the phenomenon of fracture because of cold and hot too big.

Specifically, the side of the heating mantle 9 is fixedly connected with an exhaust gas recovery pipe. The heating cover 9 has the advantages that the side face of the heating cover 9 is connected with the waste gas recovery pipe for discharging the gas subjected to heat exchange in the heating cover 9, the waste gas recovery pipe conveys the gas to the waste gas treatment device for treatment, and then the waste gas can be discharged in an environment-friendly mode after reaching the standard.

When the heat treatment device is used, firstly, parts produced in the previous working procedure are conveyed into the feed hopper 1 through the conveying belt, then the stepping motor 4 is started to drive the rotating shaft 2 to rotate, the rotating shaft 2 drives the dispersing pieces 3 to rotate, the dispersing pieces 3 which rotate can gradually discharge the parts from the feed hopper 1, then the parts fall onto the synchronous belt 73, the synchronous belt 73 conveys the parts into the heating cover 9, the high-temperature air in the heat treatment furnace 12 is conveyed into the heating cover 9 through the cooperation of the conveying pipeline 11 after the fan 10 is started, the heating cover 9 has a heat collecting function, the parts can be fully preheated while conveyed by the synchronous belt 73, and finally the parts are conveyed into the heat treatment furnace through the synchronous belt 73 to be subjected to high-temperature treatment.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a loading attachment of heat treatment furnace, includes feeder hopper (1), its characterized in that: the inside rotation of feeder hopper (1) sets up pivot (2), fixed connection dispersible tablet (3) on the axial face of pivot (2), step motor (4) are installed to one side of feeder hopper (1), just both sides fixed connection L shaped plate (5) of feeder hopper (1), the bottom surface fixed connection side piece (6) of L shaped plate (5), one side fixed connection steel conveyer belt (7) of side piece (6), the both sides fixed connection link plate (8) of steel conveyer belt (7), the top surface fixed connection heating mantle (9) of link plate (8), the top surface fixed mounting fan (10) of heating mantle (9), inlet scoop department fixed connection pipeline (11) of fan (10), heat treatment furnace (12) are connected to the one end of pipeline (11).

2. The loading device of a heat treatment furnace according to claim 1, wherein: the two sides of the steel conveyer belt (7) are welded with side blocks (6), two L-shaped plates (5) are arranged, one of the L-shaped plates (5) is fixedly connected with a mounting plate on the outer surface, and a stepping motor (4) is mounted on the top surface of the mounting plate.

3. The loading device of a heat treatment furnace according to claim 1, wherein: the output end of the stepping motor (4) is fixedly connected with the rotating shaft (2), and a plurality of dispersing pieces (3) are circumferentially arranged on the shaft surface of the rotating shaft (2).

4. The loading device of a heat treatment furnace according to claim 1, wherein: the steel conveyer belt (7) comprises a conveyer frame (71), roller shafts (72) and a synchronous belt (73), wherein a plurality of roller shafts (72) are rotatably arranged on the inner side of the conveyer frame (71), and the outer surfaces of the roller shafts (72) are meshed with the synchronous belt (73).

5. The loading device of a heat treatment furnace according to claim 1, wherein: the top surface of heat treatment furnace (12) fixed connection pipeline (11), flange is connected between pipeline (11) and fan (10).

6. The loading device of a heat treatment furnace according to claim 1, wherein: the side surface of the heating cover (9) is fixedly connected with an exhaust gas recovery pipe.