CN211386898U

CN211386898U - Powder metallurgy environmental protection fritting furnace

Info

Publication number: CN211386898U
Application number: CN201922460124.9U
Authority: CN
Inventors: 韩雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-01
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a powder metallurgy environmental protection fritting furnace, which comprises a furnace body, a feed inlet and a discharge outlet, wherein the left end of the furnace body is provided with the feed inlet, the right end of the furnace body is provided with the discharge outlet, a plurality of material guide rollers are arranged inside the furnace body, mesh belts are arranged on the material guide rollers, a driving roller is arranged at the lower part close to the discharge outlet in the furnace body, an ultrasonic cleaning machine is arranged at the left side of the driving roller, a heat-insulating layer is arranged at the position close to the feed inlet of the furnace body, a heater is arranged inside the heat-insulating layer, an air pipe is inserted at the axle center of the heat-insulating layer, the two ends of the air pipe are connected with the furnace body through a bracket, when in use, air flow pushes two wind shields to rotate, the wind shields extrude a tension spring to generate a, the utilization rate of heat is improved, the loss of heat is reduced, and the energy-saving and environment-friendly effects are achieved.

Description

Powder metallurgy environmental protection fritting furnace

Technical Field

The utility model relates to a fritting furnace technical field specifically is a powder metallurgy environmental protection fritting furnace.

Background

Sintering furnaces refer to specialized equipment that allows powder compacts to be sintered to achieve desired physical, mechanical properties, and microstructures. The sintering furnace is used for drying slurry on the silicon wafer, removing organic components in the slurry, completing sintering of the aluminum back surface field and the grid line, and the pressed compact passes through a hearth of a preheating section, a high-temperature section and a cooling section of the furnace at a certain speed. The furnace has the advantages of large production capacity, uniform product quality, high thermal efficiency, convenient operation, low cost of furnace building materials and heating elements, long service life, small peak power, sintering cost saving and the like. In the production of powder metallurgy mechanical parts, common continuous sintering furnaces include a mesh belt furnace, a walking beam furnace, a push rod furnace and the like.

When the existing sintering furnace is used, the heat in the furnace is directly discharged, so that the heat cannot be effectively recycled, and the waste of resources is caused. Accordingly, those skilled in the art have provided an environmentally friendly sintering furnace for powder metallurgy to solve the above problems in the background art.

Disclosure of Invention

An object of the utility model is to provide a powder metallurgy environmental protection fritting furnace to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a powder metallurgy environment-friendly sintering furnace comprises a furnace body, a feeding port and a discharging port, wherein the left end of the furnace body is provided with the feeding port, the right end of the furnace body is provided with the discharging port, a plurality of material guide rollers are arranged inside the furnace body, mesh belts are arranged on the material guide rollers, a driving roller is arranged in the furnace body and close to the lower part of the discharging port, an ultrasonic cleaning machine is arranged on the left side of the driving roller, a heat-insulating layer is arranged on the furnace body and close to the feeding port, a heater is arranged inside the heat-insulating layer, an air pipe is inserted in the axis of the heat-insulating layer, the two ends of the air pipe are connected with the furnace body through a support, a first air inlet pipe is communicated with the right side of the heat-insulating layer on the air pipe, an air outlet pipe is arranged, and a cooling water jacket is arranged on the right side of the air inlet pipe I and wraps the air pipe, and the air pipe is communicated with a second air inlet pipe at the right side of the cooling water jacket.

As a further scheme of the utility model, the purifying box is inside to be equipped with a plurality of activated carbon boards, and the both ends of activated carbon board are equipped with the activated carbon support, and the activated carbon board passes through activated carbon support fixed connection purifying box.

As the utility model discloses scheme further again, the left end of circulation case is equipped with the air inlet, and the right-hand member of circulation case is equipped with the gas outlet.

As the utility model discloses scheme further again, the inside left side department of circulation case is equipped with vortex fan, and vortex fan passes through fan bracket fixed connection circulation case.

As the utility model discloses scheme further again, the inner wall longitudinal symmetry that the circulation case is located fan bracket right side is equipped with the connecting seat, rotates on the connecting seat and is connected with the deep bead, and the deep bead right side is equipped with the bracing piece, bracing piece longitudinal symmetry is equipped with two, and two bracing piece fixed connection circulation incasement wall.

As the utility model discloses scheme further again, install tension spring between deep bead and the bracing piece, and tension spring both ends fixed connection deep bead and bracing piece respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. during the use, the material gets into the furnace body from the feed inlet, utilize the guide roller, guipure and drive roller drive material move from a left side to the right side, the heater heats the tuber pipe, follow the intake pipe and pour into nitrogen gas into to the tuber pipe into earlier on, nitrogen gas heats back to flowing into from the tuber pipe and heat the material, start vortex fan simultaneously, the inside exhaust hot-gas of furnace body adsorbs the back through the active carbon plate in the purifying box, get into the circulation case from the air inlet again, the air current promotes two deep beads and rotates, deep bead extrusion tension spring, produce the clearance between two deep beads, the air current passes the clearance between two deep beads, get into the intake pipe from the gas outlet in one, steam preheats the air that advances in the intake pipe one, retrieve the reuse to exhaust hot-gas, the thermal utilization ratio has been improved.

2. The ultrasonic cleaner can wash the material, and cooling jacket carries out cooling treatment to the material, improves cooling efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a powder metallurgy environment-friendly sintering furnace.

FIG. 2 is a schematic structural diagram of a purifying box in the powder metallurgy environment-friendly sintering furnace.

FIG. 3 is a schematic structural diagram of a circulation box in the powder metallurgy environment-friendly sintering furnace.

In the figure: 1-furnace body, 2-feed inlet, 3-discharge outlet, 4-guide roller, 5-mesh belt, 6-drive roller, 7-ultrasonic cleaner, 8-heat insulation layer, 9-heater, 10-air pipe, 11-support, 12-air inlet pipe I, 13-air outlet pipe, 14-purification box, 15-circulation box, 16-cooling water jacket, 17-air inlet pipe II, 18-activated carbon plate, 19-activated carbon support, 20-air inlet, 21-air outlet, 22-vortex fan, 23-fan support, 24-connecting seat, 25-wind shield, 26-support rod and 27-tension spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a powder metallurgy environment-friendly sintering furnace includes a furnace body 1, a feeding port 2 and a discharging port 3, the left end of the furnace body 1 is provided with the feeding port 2, the right end of the furnace body 1 is provided with the discharging port 3, the furnace body 1 is internally provided with a plurality of material guiding rollers 4, the material guiding rollers 4 are provided with mesh belts 5, a driving roller 6 is arranged in the furnace body 1 and close to the lower part of the discharging port 3, the left side of the driving roller 6 is provided with an ultrasonic cleaning machine 7, the furnace body 1 is provided with a heat insulating layer 8 close to the feeding port 2, a heater 9 is arranged in the heat insulating layer 8, an air pipe 10 is inserted in the axis of the heat insulating layer 8, two ends of the air pipe 10 are connected with the furnace body 1 through a bracket 11, the right side of the heat insulating layer 8 on the air pipe 10 is communicated with an air inlet pipe, the other end of the purifying box 14 is communicated with a circulating box 15 through an air outlet pipe 13, the other end of the circulating box 15 is communicated with a first air inlet pipe 12 through the air outlet pipe 13, a cooling water jacket 16 is arranged on the right side of the first air inlet pipe 12, the cooling water jacket 16 wraps an air pipe 10, and a second air inlet pipe 17 is communicated with the position, located on the right side of the cooling water jacket 16, of the air pipe 10.

Referring to fig. 2, a plurality of activated carbon plates 18 are disposed inside the purification box 14, two ends of the activated carbon plates 18 are disposed with activated carbon brackets 19, and the activated carbon plates 18 are fixedly connected to the purification box 14 through the activated carbon brackets 19.

Referring to fig. 3, an air inlet 20 is disposed at the left end of the circulation box 15, an air outlet 21 is disposed at the right end of the circulation box 15, a vortex fan 22 is disposed at the left side inside the circulation box 15, the vortex fan 22 is fixedly connected to the circulation box 15 through a fan support 23, connection seats 24 are symmetrically disposed on the inner wall of the circulation box 15 on the right side of the fan support 23, wind shields 25 are rotatably connected to the connection seats 24, support rods 26 are disposed on the right side of the wind shields 25, two support rods 26 are symmetrically disposed on the upper and lower sides, the two support rods 26 are fixedly connected to the inner wall of the circulation box 15, a tension spring 27 is disposed between the wind shields 25 and the support rods 26, and two ends of the.

The utility model discloses a theory of operation is:

when the device is used, materials enter the furnace body 1 from the feeding hole 2, the materials are driven to move from left to right by the material guide roller 4, the mesh belt 5 and the driving roller 6, the heater 9 heats the air pipe 10, nitrogen is injected into the air pipe 10 from the air inlet pipe I12, the nitrogen heats the materials flowing in from the air pipe 10, the vortex fan 22 is started simultaneously, hot air exhausted from the interior of the furnace body 1 is adsorbed by the activated carbon plate 18 in the purifying box 14 and then enters the circulating box 15 from the air inlet 20, the air flow pushes the two wind shields 25 to rotate, the wind shields 25 extrude the tension spring 27, a gap is generated between the two wind shields 25, the air flow passes through the gap between the two wind shields 25 and enters the air inlet pipe I12 from the air outlet 21, the hot air preheats the air in the air inlet pipe I12, the exhausted hot air is recycled, the utilization rate of the heat is, energy-concerving and environment-protective, ultrasonic cleaner 7 can wash the material, and cooling jacket 16 carries out cooling treatment to the material, improves cooling efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The powder metallurgy environment-friendly sintering furnace comprises a furnace body (1), a feeding hole (2) and a discharging hole (3), and is characterized in that the feeding hole (2) is arranged at the left end of the furnace body (1), the discharging hole (3) is arranged at the right end of the furnace body (1), a plurality of material guide rollers (4) are arranged inside the furnace body (1), mesh belts (5) are arranged on the material guide rollers (4), a driving roller (6) is arranged at the lower part, close to the discharging hole (3), in the furnace body (1), a supersonic cleaning machine (7) is arranged on the left side of the driving roller (6), a heat insulation layer (8) is arranged at the position, close to the feeding hole (2), of the furnace body (1), a heater (9) is arranged inside the heat insulation layer (8), an air pipe (10) is inserted at the axis of the heat insulation layer (8), the two ends of the air pipe (10) are connected with the furnace body (, the left side department that lies in insulating layer (8) on tuber pipe (10) is equipped with outlet duct (13), and outlet duct (13) run through furnace body (1), and outlet duct (13) are located furnace body (1) outside department and connect purifying box (14), and the other end of purifying box (14) passes through outlet duct (13) intercommunication circulation case (15), and the other end of circulation case (15) passes through outlet duct (13) intercommunication intake pipe (12), the right side of intake pipe (12) is equipped with cooling jacket (16), and cooling jacket (16) are around package tuber pipe (10), the right side department that tuber pipe (10) are located cooling jacket (16) intercommunication has intake pipe two (17).

2. The environment-friendly sintering furnace for powder metallurgy according to claim 1, characterized in that a plurality of activated carbon plates (18) are arranged inside the purification box (14), activated carbon brackets (19) are arranged at two ends of each activated carbon plate (18), and the activated carbon plates (18) are fixedly connected with the purification box (14) through the activated carbon brackets (19).

3. An environmentally friendly sintering furnace for powder metallurgy according to claim 1, characterized in that the left end of the circulation box (15) is provided with an air inlet (20), and the right end of the circulation box (15) is provided with an air outlet (21).

4. An environmentally friendly sintering furnace for powder metallurgy according to claim 1, characterized in that a vortex fan (22) is arranged at the left side inside the circulation box (15), and the vortex fan (22) is fixedly connected with the circulation box (15) through a fan bracket (23).

5. The environment-friendly sintering furnace for powder metallurgy according to claim 1, characterized in that the inner wall of the circulation box (15) on the right side of the fan support (23) is provided with connecting seats (24) in an up-and-down symmetrical manner, the connecting seats (24) are connected with wind shields (25) in a rotating manner, the right side of the wind shields (25) is provided with supporting rods (26), the number of the supporting rods (26) is two in an up-and-down symmetrical manner, and the two supporting rods (26) are fixedly connected with the inner wall of the circulation box (15).

6. The environmentally friendly sintering furnace for powder metallurgy according to claim 5, wherein a tension spring (27) is installed between the wind shield (25) and the support rod (26), and two ends of the tension spring (27) are respectively and fixedly connected with the wind shield (25) and the support rod (26).